From cb992fea8542cf7871ffeef3b14ae16afb6a35c1 Mon Sep 17 00:00:00 2001 From: Rene Haas Date: Mon, 1 Aug 2022 12:45:56 +0200 Subject: [PATCH] improve code --- .../dist/overlayscrollbars.esm.js | 719 +++++++++--------- .../dist/overlayscrollbars.esm.js.map | 2 +- .../dist/overlayscrollbars.esm.min.js | 2 +- .../dist/overlayscrollbars.js | 295 +++---- .../dist/overlayscrollbars.js.map | 2 +- .../dist/overlayscrollbars.min.js | 2 +- packages/overlayscrollbars/package.json | 7 +- .../types/overlayscrollbars.d.ts | 11 +- .../types/overlayscrollbars.min.d.ts | 0 9 files changed, 525 insertions(+), 515 deletions(-) delete mode 100644 packages/overlayscrollbars/types/overlayscrollbars.min.d.ts diff --git a/packages/overlayscrollbars/dist/overlayscrollbars.esm.js b/packages/overlayscrollbars/dist/overlayscrollbars.esm.js index 1866e21..abd161b 100644 --- a/packages/overlayscrollbars/dist/overlayscrollbars.esm.js +++ b/packages/overlayscrollbars/dist/overlayscrollbars.esm.js @@ -34,13 +34,13 @@ const createCache = (t, n) => { let r; const cacheUpdateContextual = (t, n) => { const o = c; - const i = t; - const l = n || (s ? !s(o, i) : o !== i); - if (l || e) { - c = i; + const l = t; + const i = n || (s ? !s(o, l) : o !== l); + if (i || e) { + c = l; r = o; } - return [ c, l, r ]; + return [ c, i, r ]; }; const cacheUpdateIsolated = t => cacheUpdateContextual(n(c, r), t); const getCurrentCache = t => [ c, !!t, r ]; @@ -84,8 +84,8 @@ const isPlainObject = t => { const e = t[s]; const c = e && e.prototype; const r = o.call(t, s); - const i = c && o.call(c, "isPrototypeOf"); - if (e && !r && !i) { + const l = c && o.call(c, "isPrototypeOf"); + if (e && !r && !l) { return false; } for (n in t) {} @@ -140,11 +140,11 @@ const hasOwnProperty = (t, n) => Object.prototype.hasOwnProperty.call(t, n); const keys = t => t ? Object.keys(t) : []; const assignDeep = (t, n, o, s, e, c, r) => { - const i = [ n, o, s, e, c, r ]; + const l = [ n, o, s, e, c, r ]; if (("object" !== typeof t || isNull(t)) && !isFunction(t)) { t = {}; } - each(i, (n => { + each(l, (n => { each(keys(n), (o => { const s = n[o]; if (t === s) { @@ -333,11 +333,11 @@ const c = [ "WebKit", "Moz", "O", "MS", "webkit", "moz", "o", "ms" ]; const r = {}; -const i = {}; +const l = {}; const cssProperty = t => { - let n = i[t]; - if (hasOwnProperty(i, t)) { + let n = l[t]; + if (hasOwnProperty(l, t)) { return n; } const o = firstLetterToUpper(t); @@ -347,7 +347,7 @@ const cssProperty = t => { const r = [ t, e + t, c + o, firstLetterToUpper(c) + o ]; return !(n = r.find((t => void 0 !== s[t]))); })); - return i[t] = n || ""; + return l[t] = n || ""; }; const jsAPI = t => { @@ -363,7 +363,7 @@ const jsAPI = t => { return n; }; -const l = jsAPI("MutationObserver"); +const i = jsAPI("MutationObserver"); const a = jsAPI("IntersectionObserver"); @@ -435,7 +435,7 @@ const debounce = (t, n) => { let s; let e; let c = noop; - const {g: r, v: i, p: l} = n || {}; + const {g: r, v: l, p: i} = n || {}; const a = function invokeFunctionToDebounce(n) { c(); h(o); @@ -443,7 +443,7 @@ const debounce = (t, n) => { c = noop; t.apply(this, n); }; - const mergeParms = t => l && s ? l(s, t) : t; + const mergeParms = t => i && s ? i(s, t) : t; const flush = () => { if (c !== noop) { a(mergeParms(e) || e); @@ -452,10 +452,10 @@ const debounce = (t, n) => { const u = function debouncedFn() { const t = from(arguments); const n = isFunction(r) ? r() : r; - const l = isNumber(n) && n >= 0; - if (l) { - const r = isFunction(i) ? i() : i; - const l = isNumber(r) && r >= 0; + const i = isNumber(n) && n >= 0; + if (i) { + const r = isFunction(l) ? l() : l; + const i = isNumber(r) && r >= 0; const u = n > 0 ? _ : f; const g = n > 0 ? h : d; const v = mergeParms(t); @@ -464,7 +464,7 @@ const debounce = (t, n) => { c(); const b = u(p, n); c = () => g(b); - if (l && !o) { + if (i && !o) { o = _(flush, r); } s = e = w; @@ -508,14 +508,14 @@ const topRightBottomLeft = (t, n, o) => { const e = o ? `-${o}` : ""; const c = `${s}top${e}`; const r = `${s}right${e}`; - const i = `${s}bottom${e}`; - const l = `${s}left${e}`; - const a = style(t, [ c, r, i, l ]); + const l = `${s}bottom${e}`; + const i = `${s}left${e}`; + const a = style(t, [ c, r, l, i ]); return { t: parseToZeroOrNumber(a[c]), r: parseToZeroOrNumber(a[r]), - b: parseToZeroOrNumber(a[i]), - l: parseToZeroOrNumber(a[l]) + b: parseToZeroOrNumber(a[l]), + l: parseToZeroOrNumber(a[i]) }; }; @@ -585,19 +585,19 @@ const on = (t, n, o, s) => { var e; const c = supportPassiveEvents(); const r = null != (e = c && s && s.S) ? e : c; - const i = s && s.$ || false; - const l = s && s.C || false; + const l = s && s.$ || false; + const i = s && s.C || false; const a = []; const u = c ? { passive: r, - capture: i - } : i; + capture: l + } : l; each(splitEventNames(n), (n => { - const s = l ? e => { - t.removeEventListener(n, s, i); + const s = i ? e => { + t.removeEventListener(n, s, l); o && o(e); } : o; - push(a, off.bind(null, t, n, s, i)); + push(a, off.bind(null, t, n, s, l)); t.addEventListener(n, s, u); })); return runEachAndClear.bind(0, a); @@ -828,9 +828,9 @@ const ct = { const rt = ct.number; -const it = ct.boolean; +const lt = ct.boolean; -const lt = [ ct.array, ct.null ]; +const it = [ ct.array, ct.null ]; const at = "hidden scroll visible visible-hidden"; @@ -839,11 +839,11 @@ const ut = "visible hidden auto"; const dt = "never scroll leavemove"; ({ - paddingAbsolute: it, - showNativeOverlaidScrollbars: it, + paddingAbsolute: lt, + showNativeOverlaidScrollbars: lt, updating: { - elementEvents: lt, - attributes: lt, + elementEvents: it, + attributes: it, debounce: [ ct.number, ct.array, ct.null ], ignoreMutation: [ ct.function, ct.null ] }, @@ -856,8 +856,8 @@ const dt = "never scroll leavemove"; visibility: ut, autoHide: dt, autoHideDelay: rt, - dragScroll: it, - clickScroll: it, + dragScroll: lt, + clickScroll: lt, pointers: [ ct.array, ct.null ] } }); @@ -879,9 +879,9 @@ const vt = { const e = s[0]; const c = e.lastChild; const r = e.firstChild; - const i = null == r ? void 0 : r.firstChild; - let l = offsetSize(e); - let a = l; + const l = null == r ? void 0 : r.firstChild; + let i = offsetSize(e); + let a = i; let u = false; let _; const reset = () => { @@ -893,13 +893,13 @@ const vt = { const onResized = t => { _ = 0; if (u) { - l = a; + i = a; n(true === t); } }; const onScroll = t => { a = offsetSize(e); - u = !t || !equalWH(a, l); + u = !t || !equalWH(a, i); if (t) { stopPropagation(t); if (u && !_) { @@ -912,7 +912,7 @@ const vt = { reset(); }; const h = push([], [ on(r, ht, onScroll), on(c, ht, onScroll) ]); - style(i, { + style(l, { width: _t, height: _t }); @@ -953,13 +953,13 @@ const mt = { return c; }, H: (t, n, o, s, e, c, r) => { - const arrangeViewport = (n, c, r, i) => { + const arrangeViewport = (n, c, r, l) => { if (t) { const {P: t} = e(); - const {D: l, M: a} = n; + const {D: i, M: a} = n; const {x: u, y: d} = a; - const {x: f, y: _} = l; - const h = i ? "paddingRight" : "paddingLeft"; + const {x: f, y: _} = i; + const h = l ? "paddingRight" : "paddingLeft"; const g = t[h]; const v = t.paddingTop; const w = c.w + r.w; @@ -990,9 +990,9 @@ const mt = { } return t; }; - const undoViewportArrange = (s, i, l) => { + const undoViewportArrange = (s, l, i) => { if (t) { - const a = l || c(s); + const a = i || c(s); const {P: u} = e(); const {M: d} = a; const {x: f, y: _} = d; @@ -1013,7 +1013,7 @@ const mt = { } style(o, h); return [ () => { - r(a, i, t, g); + r(a, l, t, g); style(o, g); addClass(o, L); }, a ]; @@ -1037,17 +1037,17 @@ const mt = { if (0 === r.w && 0 === r.h) { return; } - const i = { + const l = { w: bt(r.w), h: bt(r.h) }; - const l = { + const i = { w: bt(pt(c.w / (t.w / 100))), h: bt(pt(c.h / (t.h / 100))) }; const a = getWindowDPR(); - const u = i.w > 2 && i.h > 2; - const d = !diffBiggerThanOne(l.w, l.h); + const u = l.w > 2 && l.h > 2; + const d = !diffBiggerThanOne(i.w, i.h); const f = a !== n && a > 0; const _ = u && d && f; if (_) { @@ -1112,9 +1112,9 @@ const getFlexboxGlue = (t, n) => { const e = getBoundingClientRect(n); const c = equalBCRWH(e, s, true); const r = addClass(t, x); - const i = getBoundingClientRect(t); - const l = getBoundingClientRect(n); - const a = equalBCRWH(l, i, true); + const l = getBoundingClientRect(t); + const i = getBoundingClientRect(n); + const a = equalBCRWH(i, l, true); o(); r(); return c && a; @@ -1126,15 +1126,15 @@ const createEnvironment = () => { const o = n[0]; const s = o.firstChild; const [e, , c] = createEventListenerHub(); - const [r, i] = createCache({ + const [r, l] = createCache({ o: getNativeScrollbarSize(t, o, s), u: equalXY }, getNativeScrollbarSize.bind(0, t, o, s, true)); - const [l] = i(); + const [i] = l(); const a = getNativeScrollbarsHiding(o); const u = { - x: 0 === l.x, - y: 0 === l.y + x: 0 === i.x, + y: 0 === i.y }; const d = { host: null, @@ -1149,7 +1149,7 @@ const createEnvironment = () => { }; const f = assignDeep({}, st); const _ = { - k: l, + k: i, I: u, T: a, L: "-1" === style(o, "zIndex"), @@ -1204,11 +1204,11 @@ const dynamicInitializationElement = (t, n, o, s) => { const cancelInitialization = (t, n) => { const {nativeScrollbarsOverlaid: o, body: s} = t || {}; const {W: e, X: c} = n; - const {Y: r, I: i} = getEnvironment(); - const {nativeScrollbarsOverlaid: l, body: a} = r().cancel; - const u = null != o ? o : l; + const {Y: r, I: l} = getEnvironment(); + const {nativeScrollbarsOverlaid: i, body: a} = r().cancel; + const u = null != o ? o : i; const d = isUndefined(s) ? a : s; - const f = (i.x || i.y) && u; + const f = (l.x || l.y) && u; const _ = e && (isNull(d) ? !c : d); return !!f || !!_; }; @@ -1230,7 +1230,7 @@ const createStructureSetupElements = t => { const {Y: o, T: s} = n; const e = getPlugins()[yt]; const c = e && e.A; - const {host: r, viewport: i, padding: l, content: a} = o(); + const {host: r, viewport: l, padding: i, content: a} = o(); const u = isHTMLElement(t); const d = u ? {} : t; const {host: f, padding: _, viewport: h, content: g} = d; @@ -1241,23 +1241,23 @@ const createStructureSetupElements = t => { const y = p.defaultView; const m = staticInitializationElement.bind(0, [ v ]); const S = dynamicInitializationElement.bind(0, [ v ]); - const x = m(xt, i, h); + const x = m(xt, l, h); const E = x === v; const A = E && b; const T = { J: v, K: w ? m(xt, r, f) : v, Z: x, - tt: !E && S(xt, l, _), + tt: !E && S(xt, i, _), nt: !E && S(xt, a, g), ot: !E && !s && c && c(n), st: A ? p.documentElement : x, et: A ? p : x, ct: y, rt: p, - it: w, + lt: w, W: b, - lt: u, + it: u, X: E, ut: (t, n) => E ? hasAttrClass(x, $, n) : hasClass(x, t), dt: (t, n, o) => E ? attrClass(x, $, n, o) : (o ? addClass : removeClass)(x, t) @@ -1270,7 +1270,7 @@ const createStructureSetupElements = t => { const {J: D, K: M, tt: R, Z: k, nt: B, ot: V} = T; const j = []; const Y = w && elementIsGenerated(M); - const q = w ? D : contents([ B, k, R, M, D ].find((t => false === elementIsGenerated(t)))); + let q = w ? D : contents([ B, k, R, M, D ].find((t => false === elementIsGenerated(t)))); const F = B || k; const appendElements = () => { const t = addDataAttrHost(M, E ? "viewport" : "host"); @@ -1314,6 +1314,7 @@ const createStructureSetupElements = t => { insertBefore(k, V); push(j, removeElements.bind(0, V)); } + q = 0; }; return [ T, appendElements, runEachAndClear.bind(0, j) ]; }; @@ -1340,8 +1341,8 @@ const createTrinsicUpdateSegment = (t, n) => { const createPaddingUpdateSegment = (t, n) => { const [o, s] = n; - const {K: e, tt: c, Z: r, X: i} = t; - const [l, a] = createCache({ + const {K: e, tt: c, Z: r, X: l} = t; + const [i, a] = createCache({ u: equalTRBL, o: topRightBottomLeft() }, topRightBottomLeft.bind(0, e, "padding", "")); @@ -1353,9 +1354,9 @@ const createPaddingUpdateSegment = (t, n) => { const [p, b] = n("paddingAbsolute"); const y = !_ && v; if (g || d || y) { - [u, d] = l(e); + [u, d] = i(e); } - const m = !i && (b || w || d); + const m = !l && (b || w || d); if (m) { const t = !p || !c && !f; const n = u.r + u.l; @@ -1369,18 +1370,18 @@ const createPaddingUpdateSegment = (t, n) => { left: t ? h ? "auto" : -u.l : 0, width: t ? `calc(100% + ${n}px)` : "" }; - const i = { + const l = { paddingTop: t ? u.t : 0, paddingRight: t ? u.r : 0, paddingBottom: t ? u.b : 0, paddingLeft: t ? u.l : 0 }; style(c || r, e); - style(r, i); + style(r, l); s({ tt: u, bt: !t, - P: c ? i : assignDeep({}, e, i) + P: c ? l : assignDeep({}, e, l) }); } return { @@ -1433,11 +1434,11 @@ const overflowIsVisible = t => 0 === t.indexOf(Ot); const createOverflowUpdateSegment = (t, n) => { const [o, s] = n; - const {K: e, tt: c, Z: r, ot: i, X: l, dt: a, W: u, ct: d} = t; + const {K: e, tt: c, Z: r, ot: l, X: i, dt: a, W: u, ct: d} = t; const {k: f, V: _, T: h, I: g} = getEnvironment(); const v = getPlugins()[yt]; - const w = !l && !h && (g.x || g.y); - const p = u && l; + const w = !i && !h && (g.x || g.y); + const p = u && i; const [b, y] = createCache(Tt, fractionalSize.bind(0, r)); const [m, S] = createCache(Tt, scrollSize.bind(0, r)); const [x, T] = createCache(Tt); @@ -1449,14 +1450,14 @@ const createOverflowUpdateSegment = (t, n) => { }); if (n) { const {bt: n, tt: s} = o(); - const {St: c, D: i} = t; - const l = fractionalSize(e); + const {St: c, D: l} = t; + const i = fractionalSize(e); const a = clientSize(e); const u = "content-box" === style(r, "boxSizing"); const d = n || u ? s.b + s.t : 0; const f = !(g.x && u); style(r, { - height: a.h + l.h + (c.x && f ? i.x : 0) - d + height: a.h + i.h + (c.x && f ? l.x : 0) - d }); } }; @@ -1464,19 +1465,19 @@ const createOverflowUpdateSegment = (t, n) => { const o = !h && !t ? At : 0; const getStatePerAxis = (t, s, e) => { const c = style(r, t); - const i = n ? n[t] : c; - const l = "scroll" === i; + const l = n ? n[t] : c; + const i = "scroll" === l; const a = s ? o : e; - const u = l && !h ? a : 0; + const u = i && !h ? a : 0; const d = s && !!o; - return [ c, l, u, d ]; + return [ c, i, u, d ]; }; - const [s, e, c, i] = getStatePerAxis("overflowX", g.x, f.x); - const [l, a, u, d] = getStatePerAxis("overflowY", g.y, f.y); + const [s, e, c, l] = getStatePerAxis("overflowX", g.x, f.x); + const [i, a, u, d] = getStatePerAxis("overflowY", g.y, f.y); return { xt: { x: s, - y: l + y: i }, St: { x: e, @@ -1487,7 +1488,7 @@ const createOverflowUpdateSegment = (t, n) => { y: u }, M: { - x: i, + x: l, y: d } }; @@ -1499,14 +1500,14 @@ const createOverflowUpdateSegment = (t, n) => { return [ n && !o ? t : "", overflowIsVisible(s) ? "hidden" : s ]; }; const [e, c] = setAxisOverflowStyle(o.x, n.x); - const [r, i] = setAxisOverflowStyle(o.y, n.y); + const [r, l] = setAxisOverflowStyle(o.y, n.y); s.overflowX = c && r ? c : e; - s.overflowY = i && e ? i : r; + s.overflowY = l && e ? l : r; return getViewportOverflowState(t, s); }; const hideNativeScrollbars = (t, n, s, e) => { const {D: c, M: r} = t; - const {x: i, y: l} = r; + const {x: l, y: i} = r; const {x: a, y: u} = c; const {P: d} = o(); const f = n ? "marginLeft" : "marginRight"; @@ -1519,25 +1520,25 @@ const createOverflowUpdateSegment = (t, n) => { e[f] = -u + h; e.marginBottom = -a + g; if (s) { - e[_] = v + (l ? u : 0); - e.paddingBottom = w + (i ? a : 0); + e[_] = v + (i ? u : 0); + e.paddingBottom = w + (l ? a : 0); } }; - const [H, M] = v ? v.H(w, _, r, i, o, getViewportOverflowState, hideNativeScrollbars) : [ () => w, () => [ noop ] ]; - return (t, n, i) => { + const [H, M] = v ? v.H(w, _, r, l, o, getViewportOverflowState, hideNativeScrollbars) : [ () => w, () => [ noop ] ]; + return (t, n, l) => { const {ht: u, $t: f, gt: v, yt: w, _t: R, wt: k} = t; const {ft: B, vt: V} = o(); const [j, Y] = n("showNativeOverlaidScrollbars"); const [q, F] = n("overflow"); const G = j && g.x && g.y; - const N = !l && !_ && (u || v || f || Y || R); + const N = !i && !_ && (u || v || f || Y || R); const U = overflowIsVisible(q.x); const W = overflowIsVisible(q.y); const X = U || W; - let J = y(i); - let K = S(i); - let Z = T(i); - let Q = I(i); + let J = y(l); + let K = S(l); + let Z = T(l); + let Q = I(l); let tt; if (Y && h) { a(P, A, !G); @@ -1551,11 +1552,11 @@ const createOverflowUpdateSegment = (t, n) => { a(D, E, false); } const [t, n] = M(G, V, tt); - const [o, s] = J = b(i); - const [e, c] = K = m(i); - const l = clientSize(r); + const [o, s] = J = b(l); + const [e, c] = K = m(l); + const i = clientSize(r); let u = e; - let f = l; + let f = i; t(); if ((c || s || Y) && n && !G && H(n, e, o, V)) { f = clientSize(r); @@ -1566,22 +1567,22 @@ const createOverflowUpdateSegment = (t, n) => { h: Ct($t(e.h, u.h) + o.h) }; const h = { - w: Ct(p ? d.innerWidth : f.w + Ct(l.w - e.w) + o.w), - h: Ct(p ? d.innerHeight : f.h + Ct(l.h - e.h) + o.h) + w: Ct(p ? d.innerWidth : f.w + Ct(i.w - e.w) + o.w), + h: Ct(p ? d.innerHeight : f.h + Ct(i.h - e.h) + o.h) }; Q = z(h); - Z = x(getOverflowAmount(_, h), i); + Z = x(getOverflowAmount(_, h), l); } const [nt, ot] = Q; const [st, et] = Z; const [ct, rt] = K; - const [it, lt] = J; + const [lt, it] = J; const at = { x: st.w > 0, y: st.h > 0 }; const ut = U && W && (at.x || at.y) || U && at.x && !at.y || W && at.y && !at.x; - if (w || k || lt || rt || ot || et || F || Y || N) { + if (w || k || it || rt || ot || et || F || Y || N) { const t = { marginRight: 0, marginBottom: 0, @@ -1591,14 +1592,14 @@ const createOverflowUpdateSegment = (t, n) => { overflowX: "" }; const n = setViewportOverflowState(G, at, q, t); - const o = H(n, ct, it, V); - if (!l) { + const o = H(n, ct, lt, V); + if (!i) { hideNativeScrollbars(n, V, o, t); } if (N) { fixFlexboxGlue(n, B); } - if (l) { + if (i) { attr(e, C, t.overflowX); attr(e, O, t.overflowY); } else { @@ -1607,7 +1608,7 @@ const createOverflowUpdateSegment = (t, n) => { } attrClass(e, $, E, ut); conditionalClass(c, D, ut); - !l && conditionalClass(r, D, X); + !i && conditionalClass(r, D, X); const [dt, ft] = L(getViewportOverflowState(G).xt); s({ xt: dt, @@ -1644,8 +1645,8 @@ const prepareUpdateHints = (t, n, o) => { const createStructureSetupUpdate = (t, n) => { const {Z: o, dt: s} = t; const {T: e, I: c, V: r} = getEnvironment(); - const i = !e && (c.x || c.y); - const l = [ createTrinsicUpdateSegment(t, n), createPaddingUpdateSegment(t, n), createOverflowUpdateSegment(t, n) ]; + const l = !e && (c.x || c.y); + const i = [ createTrinsicUpdateSegment(t, n), createPaddingUpdateSegment(t, n), createOverflowUpdateSegment(t, n) ]; return (t, n, e) => { const c = prepareUpdateHints(assignDeep({ ht: false, @@ -1658,12 +1659,12 @@ const createStructureSetupUpdate = (t, n) => { $t: false, gt: false }, n), {}, e); - const a = i || !r; + const a = l || !r; const u = a && scrollLeft(o); const d = a && scrollTop(o); s("", T, true); let f = c; - each(l, (n => { + each(i, (n => { f = prepareUpdateHints(f, n(f, t, !!e) || {}, e); })); scrollLeft(o, u); @@ -1681,9 +1682,9 @@ const createSizeObserver = (t, n, o) => { const {It: s = false, Lt: e = false} = o || {}; const c = getPlugins()[gt]; const {B: r} = getEnvironment(); - const i = createDOM(`
`); - const l = i[0]; - const a = l.firstChild; + const l = createDOM(`
`); + const i = l[0]; + const a = i.firstChild; const d = directionIsRTL.bind(0, t); const [f] = createCache({ o: void 0, @@ -1694,30 +1695,30 @@ const createSizeObserver = (t, n, o) => { const o = isArray(t) && t.length > 0 && isObject(t[0]); const e = !o && isBoolean(t[0]); let c = false; - let i = false; + let l = false; let a = true; if (o) { const [n, , o] = f(t.pop().contentRect); const s = domRectHasDimensions(n); const e = domRectHasDimensions(o); c = !o || !s; - i = !e && s; + l = !e && s; a = !c; } else if (e) { [, a] = t; } else { - i = true === t; + l = true === t; } if (s && a) { - const n = e ? t[0] : directionIsRTL(l); - scrollLeft(l, n ? r.n ? -It : r.i ? 0 : It : It); - scrollTop(l, It); + const n = e ? t[0] : directionIsRTL(i); + scrollLeft(i, n ? r.n ? -It : r.i ? 0 : It : It); + scrollTop(i, It); } if (!c) { n({ ht: !e, Ht: e ? t : void 0, - Lt: !!i + Lt: !!l }); } }; @@ -1725,7 +1726,7 @@ const createSizeObserver = (t, n, o) => { let h = e ? onSizeChangedCallbackProxy : false; return [ () => { runEachAndClear(_); - removeElements(l); + removeElements(i); }, () => { if (u) { const t = new u(onSizeChangedCallbackProxy); @@ -1742,7 +1743,7 @@ const createSizeObserver = (t, n, o) => { const [t] = createCache({ o: !d() }, d); - push(_, on(l, "scroll", (n => { + push(_, on(i, "scroll", (n => { const o = t(); const [s, e] = o; if (e) { @@ -1758,12 +1759,12 @@ const createSizeObserver = (t, n, o) => { }))); } if (h) { - addClass(l, R); - push(_, on(l, "animationstart", h, { + addClass(i, R); + push(_, on(i, "animationstart", h, { C: !!u })); } - appendChildren(t, l); + appendChildren(t, i); } ]; }; @@ -1850,15 +1851,15 @@ const createEventContentChange = (t, n, o) => { n(); } } - const i = on(o, c, (t => { + const l = on(o, c, (t => { if (e) { - i(); + l(); s.delete(o); } else { n(t); } })); - s.set(o, [ c, i ]); + s.set(o, [ c, l ]); })))); } }; @@ -1871,7 +1872,7 @@ const createEventContentChange = (t, n, o) => { const createDOMObserver = (t, n, o, s) => { let e = false; - const {Pt: c, Dt: r, Mt: i, Rt: a, kt: u, Bt: d} = s || {}; + const {Pt: c, Dt: r, Mt: l, Rt: a, kt: u, Bt: d} = s || {}; const f = debounce((() => { if (e) { o(true); @@ -1880,14 +1881,14 @@ const createDOMObserver = (t, n, o, s) => { g: 33, v: 99 }); - const [_, h] = createEventContentChange(t, f, i); + const [_, h] = createEventContentChange(t, f, l); const g = c || []; const v = r || []; const w = g.concat(v); const observerCallback = (e, c) => { const r = u || noop; - const i = d || noop; - const l = []; + const l = d || noop; + const i = []; const f = []; let _ = false; let g = false; @@ -1902,16 +1903,16 @@ const createDOMObserver = (t, n, o, s) => { const x = indexOf(v, e) > -1 && S; if (n && !y) { const n = !p; - const l = p && x; - const u = l && a && is(c, a); - const _ = u ? !r(c, e, d, m) : n || l; - const v = _ && !i(o, !!u, t, s); + const i = p && x; + const u = i && a && is(c, a); + const _ = u ? !r(c, e, d, m) : n || i; + const v = _ && !l(o, !!u, t, s); push(f, h); g = g || v; w = w || b; } if (!n && y && S && !r(c, e, d, m)) { - push(l, e); + push(i, e); _ = _ || x; } })); @@ -1925,12 +1926,12 @@ const createDOMObserver = (t, n, o, s) => { !c && g && o(false); return [ false ]; } - if (!isEmptyArray(l) || _) { - !c && o(l, _); - return [ l, _ ]; + if (!isEmptyArray(i) || _) { + !c && o(i, _); + return [ i, _ ]; } }; - const p = new l((t => observerCallback(t))); + const p = new i((t => observerCallback(t))); p.observe(t, { attributes: true, attributeOldValue: true, @@ -1970,7 +1971,7 @@ const createStructureSetupObservers = (t, n, o) => { let e; let c; const [, r] = n; - const {K: i, Z: l, nt: a, it: d, X: f, ut: _, dt: h} = t; + const {K: l, Z: i, nt: a, lt: d, X: f, ut: _, dt: h} = t; const {V: g} = getEnvironment(); const [v] = createCache({ u: equalWH, @@ -1981,19 +1982,19 @@ const createStructureSetupObservers = (t, n, o) => { }, (() => { const t = _(D, E); const n = _(L, ""); - const o = n && scrollLeft(l); - const s = n && scrollTop(l); + const o = n && scrollLeft(i); + const s = n && scrollTop(i); h(D, E); h(L, ""); h("", T, true); const e = scrollSize(a); - const c = scrollSize(l); - const r = fractionalSize(l); + const c = scrollSize(i); + const r = fractionalSize(i); h(D, E, t); h(L, "", n); h("", T); - scrollLeft(l, o); - scrollTop(l, s); + scrollLeft(i, o); + scrollTop(i, s); return { w: c.w + e.w + r.w, h: c.h + e.h + r.h @@ -2015,11 +2016,11 @@ const createStructureSetupObservers = (t, n, o) => { const updateViewportAttrsFromHost = t => { each(t || Pt, (t => { if (indexOf(Pt, t) > -1) { - const n = attr(i, t); + const n = attr(l, t); if (isString(n)) { - attr(l, t, n); + attr(i, t, n); } else { - removeAttr(l, t); + removeAttr(i, t); } } })); @@ -2072,19 +2073,19 @@ const createStructureSetupObservers = (t, n, o) => { } return s; }; - const [b, y, m] = a || !g ? createTrinsicObserver(i, onTrinsicChanged) : [ noop, noop, noop ]; - const [S, x] = !f ? createSizeObserver(i, onSizeChanged, { + const [b, y, m] = a || !g ? createTrinsicObserver(l, onTrinsicChanged) : [ noop, noop, noop ]; + const [S, x] = !f ? createSizeObserver(l, onSizeChanged, { Lt: true, It: true }) : [ noop, noop ]; - const [$, C] = createDOMObserver(i, false, onHostMutation, { + const [$, C] = createDOMObserver(l, false, onHostMutation, { Dt: Mt, Pt: Mt.concat(Pt) }); const O = f && u && new u(onSizeChanged.bind(0, { ht: true })); - O && O.observe(i); + O && O.observe(l); updateViewportAttrsFromHost(); return [ () => { b(); @@ -2113,7 +2114,7 @@ const createStructureSetupObservers = (t, n, o) => { }, t => { const [n] = t("updating.ignoreMutation"); const [o, r] = t("updating.attributes"); - const [i, u] = t("updating.elementEvents"); + const [l, u] = t("updating.elementEvents"); const [d, _] = t("updating.debounce"); const h = u || r; const ignoreMutationFromOptions = t => isFunction(n) && n(t); @@ -2122,10 +2123,10 @@ const createStructureSetupObservers = (t, n, o) => { c[1](); c[0](); } - c = createDOMObserver(a || l, true, onContentMutation, { + c = createDOMObserver(a || i, true, onContentMutation, { Dt: w.concat(o || []), Pt: w.concat(o || []), - Mt: i, + Mt: l, Rt: Lt, Bt: (t, n) => { const {target: o, attributeName: s} = t; @@ -2192,19 +2193,19 @@ const createStructureSetup = (t, n) => { const o = createOptionCheck(n, {}); const s = createState(kt); const [e, c, r] = createEventListenerHub(); - const [i] = s; - const [l, a, u] = createStructureSetupElements(t); - const d = createStructureSetupUpdate(l, s); + const [l] = s; + const [i, a, u] = createStructureSetupElements(t); + const d = createStructureSetupUpdate(i, s); const triggerUpdateEvent = (t, n, o) => { const s = keys(t).some((n => t[n])); if (s || !isEmptyObject(n) || o) { r("u", [ t, n, o ]); } }; - const [f, _, h, g] = createStructureSetupObservers(l, s, (t => { + const [f, _, h, g] = createStructureSetupObservers(i, s, (t => { triggerUpdateEvent(d(o, t), {}, false); })); - const v = i.bind(0); + const v = l.bind(0); v.Vt = t => { e("u", t); }; @@ -2212,7 +2213,7 @@ const createStructureSetup = (t, n) => { _(); a(); }; - v.Yt = l; + v.Yt = i; return [ (t, o) => { const s = createOptionCheck(n, t, o); g(s); @@ -2243,8 +2244,8 @@ const getScale = t => { const continuePointerDown = (t, n, o) => { const s = n.scrollbars; const {button: e, isPrimary: c, pointerType: r} = t; - const {pointers: i} = s; - return 0 === e && c && s[o] && (i || []).includes(r); + const {pointers: l} = s; + return 0 === e && c && s[o] && (l || []).includes(r); }; const createRootClickStopPropagationEvents = (t, n) => on(t, "mousedown", on.bind(0, n, "click", stopPropagation, { @@ -2256,45 +2257,45 @@ const createRootClickStopPropagationEvents = (t, n) => on(t, "mousedown", on.bin const createDragScrollingEvents = (t, n, o, s, e, c) => { const {B: r} = getEnvironment(); - const {qt: i, Ft: l, Gt: a} = o; + const {qt: l, Ft: i, Gt: a} = o; const u = `scroll${c ? "Left" : "Top"}`; const d = `${c ? "x" : "y"}`; const f = `${c ? "w" : "h"}`; const createOnPointerMoveHandler = (t, n, o) => _ => { const {Ot: h} = e(); const g = (getClientOffset(_)[d] - n) * o; - const v = offsetSize(l)[f] - offsetSize(i)[f]; + const v = offsetSize(i)[f] - offsetSize(l)[f]; const w = g / v; const p = w * h[d]; const b = directionIsRTL(a); const y = b && c ? r.n || r.i ? 1 : -1 : 1; s[u] = t + p * y; }; - return on(i, "pointerdown", (o => { + return on(l, "pointerdown", (o => { if (continuePointerDown(o, t, "dragScroll")) { const t = on(n, "selectstart", (t => preventDefault(t)), { S: false }); - const e = on(i, "pointermove", createOnPointerMoveHandler(s[u] || 0, getClientOffset(o)[d], 1 / getScale(s)[d])); - on(i, "pointerup", (n => { + const e = on(l, "pointermove", createOnPointerMoveHandler(s[u] || 0, getClientOffset(o)[d], 1 / getScale(s)[d])); + on(l, "pointerup", (n => { t(); e(); - i.releasePointerCapture(n.pointerId); + l.releasePointerCapture(n.pointerId); }), { C: true }); - i.setPointerCapture(o.pointerId); + l.setPointerCapture(o.pointerId); } })); }; const createScrollbarsSetupEvents = (t, n) => (o, s, e, c, r) => { - const {Gt: i} = o; - return runEachAndClear.bind(0, [ on(i, "pointerenter", (() => { + const {Gt: l} = o; + return runEachAndClear.bind(0, [ on(l, "pointerenter", (() => { s(Z, true); - })), on(i, "pointerleave pointercancel", (() => { + })), on(l, "pointerleave pointercancel", (() => { s(Z); - })), createRootClickStopPropagationEvents(i, e), createDragScrollingEvents(t, e, o, c, n, r) ]); + })), createRootClickStopPropagationEvents(l, e), createDragScrollingEvents(t, e, o, c, n, r) ]); }; const {min: Vt, max: jt, abs: Yt, round: qt} = Math; @@ -2315,11 +2316,11 @@ const getScrollbarHandleLengthRatio = (t, n, o, s) => { const getScrollbarHandleOffsetRatio = (t, n, o, s, e, c) => { const {B: r} = getEnvironment(); - const i = c ? "x" : "y"; - const l = c ? "Left" : "Top"; + const l = c ? "x" : "y"; + const i = c ? "Left" : "Top"; const {Ot: a} = s; - const u = qt(a[i]); - const d = Yt(o[`scroll${l}`]); + const u = qt(a[l]); + const d = Yt(o[`scroll${i}`]); const f = c && e; const _ = r.i ? d : u - d; const h = f ? _ : d; @@ -2331,9 +2332,9 @@ const getScrollbarHandleOffsetRatio = (t, n, o, s, e, c) => { const createScrollbarsSetupElements = (t, n, o) => { const {Y: s} = getEnvironment(); const {scrollbarsSlot: e} = s(); - const {rt: c, J: r, K: i, Z: l, lt: a, st: u} = n; + const {rt: c, J: r, K: l, Z: i, it: a, st: u} = n; const {scrollbarsSlot: d} = a ? {} : t; - const f = dynamicInitializationElement([ r, i, l ], (() => i), e, d); + const f = dynamicInitializationElement([ r, l, i ], (() => l), e, d); const scrollbarStructureAddRemoveClass = (t, n, o) => { const s = o ? addClass : removeClass; each(t, (t => { @@ -2358,10 +2359,10 @@ const createScrollbarsSetupElements = (t, n, o) => { const s = o ? "X" : "Y"; scrollbarsHandleStyle(t, (t => { const {qt: e, Ft: c, Gt: r} = t; - const i = getScrollbarHandleOffsetRatio(e, c, u, n, directionIsRTL(r), o); - const l = i === i; + const l = getScrollbarHandleOffsetRatio(e, c, u, n, directionIsRTL(r), o); + const i = l === l; return [ e, { - transform: l ? `translate${s}(${(100 * i).toFixed(3)}%)` : "" + transform: i ? `translate${s}(${(100 * l).toFixed(3)}%)` : "" } ]; })); }; @@ -2388,15 +2389,15 @@ const createScrollbarsSetupElements = (t, n, o) => { const s = t ? g : v; const e = isEmptyArray(s) ? K : ""; const r = createDiv(`${q} ${n} ${e}`); - const i = createDiv(U); - const l = createDiv(W); + const l = createDiv(U); + const i = createDiv(W); const a = { Gt: r, - Ft: i, - qt: l + Ft: l, + qt: i }; - appendChildren(r, i); - appendChildren(i, l); + appendChildren(r, l); + appendChildren(l, i); push(s, a); push(h, [ removeElements.bind(0, r), o(a, scrollbarsAddRemoveClass, c, u, t) ]); return a; @@ -2444,15 +2445,15 @@ const createScrollbarsSetup = (t, n, o) => { let e; let c; let r; - let i; - let l = 0; + let l; + let i = 0; const a = createState({}); const [u] = a; const [d, f] = createSelfCancelTimeout(); const [_, h] = createSelfCancelTimeout(); const [g, v] = createSelfCancelTimeout(100); const [w, p] = createSelfCancelTimeout(100); - const [b, y] = createSelfCancelTimeout((() => l)); + const [b, y] = createSelfCancelTimeout((() => i)); const [m, S, x] = createScrollbarsSetupElements(t, o.Yt, createScrollbarsSetupEvents(n, o)); const {K: $, Z: C, st: O, et: E, X: A, W: T} = o.Yt; const {Xt: z, Qt: I, Wt: L, Nt: H, Ut: P} = m; @@ -2471,7 +2472,7 @@ const createScrollbarsSetup = (t, n, o) => { L(tt); } else { const hide = () => L(tt, true); - if (l > 0 && !n) { + if (i > 0 && !n) { b(hide); } else { hide(); @@ -2527,11 +2528,11 @@ const createScrollbarsSetup = (t, n, o) => { L(X, o, n); return o; }; - l = C; + i = C; if (y) { - L(i); + L(l); L(b, true); - i = b; + l = b; } if ($) { s = "move" === x; @@ -2561,164 +2562,166 @@ const createScrollbarsSetup = (t, n, o) => { }, k, runEachAndClear.bind(0, R) ]; }; -const Ft = new Set; - -const Gt = new WeakMap; +const Ft = new WeakMap; const addInstance = (t, n) => { - Gt.set(t, n); - Ft.add(t); + Ft.set(t, n); }; const removeInstance = t => { - Gt.delete(t); Ft.delete(t); }; -const getInstance = t => Gt.get(t); +const getInstance = t => Ft.get(t); const OverlayScrollbars = (t, n, o) => { - let s = false; - const {F: e, j: c} = getEnvironment(); - const r = getPlugins(); - const i = isHTMLElement(t); - const l = i ? t : t.target; - const a = getInstance(l); - if (a) { - return a; - } - const u = r[ft]; - const validateOptions = t => { - const n = t || {}; - const o = u && u.O; - return o ? o(n, true) : n; - }; - const d = assignDeep({}, e(), validateOptions(n)); - const [f, _, h] = createEventListenerHub(o); - const [g, v, w] = createStructureSetup(t, d); - const [p, b, y] = createScrollbarsSetup(t, d, v); - const update = (t, n) => { - g(t, !!n); - }; - const m = c(update.bind(0, {}, true)); - const destroy = t => { - removeInstance(l); - m(); - y(); - w(); - s = true; - h("destroyed", [ S, !!t ]); - _(); - }; - const S = { - options(t) { - if (t) { - const n = getOptionsDiff(d, validateOptions(t)); - if (!isEmptyObject(n)) { - assignDeep(d, n); - update(n); - } - } - return assignDeep({}, d); - }, - on: f, - off: (t, n) => { - t && n && _(t, n); - }, - state() { - const {Ct: t, Ot: n, xt: o, Et: e, tt: c, bt: r, vt: i} = v(); - return assignDeep({}, { - overflowEdge: t, - overflowAmount: n, - overflowStyle: o, - hasOverflow: e, - padding: c, - paddingAbsolute: r, - directionRTL: i, - destroyed: s - }); - }, - elements() { - const {J: t, K: n, tt: o, Z: s, nt: e, st: c, et: r} = v.Yt; - const {Xt: i, Qt: l} = b.Yt; - const translateScrollbarStructure = t => { - const {qt: n, Ft: o, Gt: s} = t; - return { - scrollbar: s, - track: o, - handle: n - }; - }; - const translateScrollbarsSetupElement = t => { - const {Jt: n, Kt: o} = t; - const s = translateScrollbarStructure(n[0]); - return assignDeep({}, s, { - clone: () => { - const t = translateScrollbarStructure(o()); - p({}, true, {}); - return t; + const {F: s, j: e} = getEnvironment(); + const c = getPlugins(); + const r = isHTMLElement(t); + const l = r ? t : t.target; + const i = getInstance(l); + if (n && !i) { + let i = false; + const a = c[ft]; + const validateOptions = t => { + const n = t || {}; + const o = a && a.O; + return o ? o(n, true) : n; + }; + const u = assignDeep({}, s(), validateOptions(n)); + const [d, f, _] = createEventListenerHub(o); + const [h, g, v] = createStructureSetup(t, u); + const [w, p, b] = createScrollbarsSetup(t, u, g); + const update = (t, n) => { + h(t, !!n); + }; + const y = e(update.bind(0, {}, true)); + const destroy = t => { + removeInstance(l); + y(); + b(); + v(); + i = true; + _("destroyed", [ m, !!t ]); + f(); + }; + const m = { + options(t) { + if (t) { + const n = getOptionsDiff(u, validateOptions(t)); + if (!isEmptyObject(n)) { + assignDeep(u, n); + update(n); } - }); - }; - return assignDeep({}, { - target: t, - host: n, - padding: o || s, - viewport: s, - content: e || s, - scrollOffsetElement: c, - scrollEventElement: r, - scrollbarHorizontal: translateScrollbarsSetupElement(i), - scrollbarVertical: translateScrollbarsSetupElement(l) - }); - }, - update(t) { - update({}, t); - return S; - }, - destroy: destroy.bind(0) - }; - v.Vt(((t, n, o) => { - p(n, o, t); - })); - each(keys(r), (t => { - const n = r[t]; - if (isFunction(n)) { - n(OverlayScrollbars, S); - } - })); - if (cancelInitialization(!i && t.cancel, v.Yt)) { - destroy(true); - return S; - } - v.jt(); - b.jt(); - addInstance(l, S); - h("initialized", [ S ]); - v.Vt(((t, n, o) => { - const {ht: s, wt: e, _t: c, Tt: r, zt: i, At: l, gt: a, $t: u} = t; - h("updated", [ S, { - updateHints: { - sizeChanged: s, - directionChanged: e, - heightIntrinsicChanged: c, - overflowEdgeChanged: r, - overflowAmountChanged: i, - overflowStyleChanged: l, - contentMutation: a, - hostMutation: u + } + return assignDeep({}, u); }, - changedOptions: n, - force: o - } ]); - })); - return S.update(true); + on: d, + off: (t, n) => { + t && n && f(t, n); + }, + state() { + const {Ct: t, Ot: n, xt: o, Et: s, tt: e, bt: c, vt: r} = g(); + return assignDeep({}, { + overflowEdge: t, + overflowAmount: n, + overflowStyle: o, + hasOverflow: s, + padding: e, + paddingAbsolute: c, + directionRTL: r, + destroyed: i + }); + }, + elements() { + const {J: t, K: n, tt: o, Z: s, nt: e, st: c, et: r} = g.Yt; + const {Xt: l, Qt: i} = p.Yt; + const translateScrollbarStructure = t => { + const {qt: n, Ft: o, Gt: s} = t; + return { + scrollbar: s, + track: o, + handle: n + }; + }; + const translateScrollbarsSetupElement = t => { + const {Jt: n, Kt: o} = t; + const s = translateScrollbarStructure(n[0]); + return assignDeep({}, s, { + clone: () => { + const t = translateScrollbarStructure(o()); + w({}, true, {}); + return t; + } + }); + }; + return assignDeep({}, { + target: t, + host: n, + padding: o || s, + viewport: s, + content: e || s, + scrollOffsetElement: c, + scrollEventElement: r, + scrollbarHorizontal: translateScrollbarsSetupElement(l), + scrollbarVertical: translateScrollbarsSetupElement(i) + }); + }, + update(t) { + update({}, t); + return m; + }, + destroy: destroy.bind(0) + }; + g.Vt(((t, n, o) => { + w(n, o, t); + })); + each(keys(c), (t => { + const n = c[t]; + if (isFunction(n)) { + n(OverlayScrollbars, m); + } + })); + if (cancelInitialization(!r && t.cancel, g.Yt)) { + destroy(true); + return m; + } + g.jt(); + p.jt(); + addInstance(l, m); + _("initialized", [ m ]); + g.Vt(((t, n, o) => { + const {ht: s, wt: e, _t: c, Tt: r, zt: l, At: i, gt: a, $t: u} = t; + _("updated", [ m, { + updateHints: { + sizeChanged: s, + directionChanged: e, + heightIntrinsicChanged: c, + overflowEdgeChanged: r, + overflowAmountChanged: l, + overflowStyleChanged: i, + contentMutation: a, + hostMutation: u + }, + changedOptions: n, + force: o + } ]); + })); + return m.update(true); + } + return i; }; OverlayScrollbars.plugin = addPlugin; +OverlayScrollbars.valid = t => { + const n = t && t.elements; + const o = isFunction(n) && n(); + return isPlainObject(o) && !!getInstance(o.target); +}; + OverlayScrollbars.env = () => { - const {k: t, I: n, T: o, B: s, V: e, L: c, N: r, U: i, Y: l, q: a, F: u, G: d} = getEnvironment(); + const {k: t, I: n, T: o, B: s, V: e, L: c, N: r, U: l, Y: i, q: a, F: u, G: d} = getEnvironment(); return assignDeep({}, { scrollbarsSize: t, scrollbarsOverlaid: n, @@ -2727,8 +2730,8 @@ OverlayScrollbars.env = () => { flexboxGlue: e, cssCustomProperties: c, staticDefaultInitialization: r, - staticDefaultOptions: i, - getDefaultInitialization: l, + staticDefaultOptions: l, + getDefaultInitialization: i, setDefaultInitialization: a, getDefaultOptions: u, setDefaultOptions: d diff --git a/packages/overlayscrollbars/dist/overlayscrollbars.esm.js.map b/packages/overlayscrollbars/dist/overlayscrollbars.esm.js.map index 630935d..4727343 100644 --- a/packages/overlayscrollbars/dist/overlayscrollbars.esm.js.map +++ b/packages/overlayscrollbars/dist/overlayscrollbars.esm.js.map @@ -1 +1 @@ -{"version":3,"file":"overlayscrollbars.esm.js","sources":["../src/support/utils/array.ts","../src/support/dom/style.ts","../src/support/cache.ts","../src/support/utils/types.ts","../src/support/utils/object.ts","../src/support/dom/attribute.ts","../src/support/dom/traversal.ts","../src/support/dom/manipulation.ts","../src/support/dom/create.ts","../src/support/compatibility/vendors.ts","../src/support/compatibility/apis.ts","../src/support/dom/class.ts","../src/support/utils/equal.ts","../src/support/utils/function.ts","../src/support/dom/dimensions.ts","../src/support/dom/events.ts","../src/support/dom/offset.ts","../src/support/eventListeners.ts","../src/setups/setups.ts","../src/classnames.ts","../src/options.ts","../src/plugins/plugins.ts","../src/plugins/optionsValidationPlugin/validation.ts","../src/plugins/optionsValidationPlugin/optionsValidationPlugin.ts","../src/plugins/sizeObserverPlugin/sizeObserverPlugin.ts","../src/plugins/scrollbarsHidingPlugin/scrollbarsHidingPlugin.ts","../src/environment.ts","../src/initialization.ts","../src/setups/structureSetup/structureSetup.elements.ts","../src/setups/structureSetup/updateSegments/trinsicUpdateSegment.ts","../src/setups/structureSetup/updateSegments/paddingUpdateSegment.ts","../src/setups/structureSetup/updateSegments/overflowUpdateSegment.ts","../src/setups/structureSetup/structureSetup.update.ts","../src/observers/sizeObserver.ts","../src/observers/trinsicObserver.ts","../src/observers/domObserver.ts","../src/setups/structureSetup/structureSetup.observers.ts","../src/setups/structureSetup/structureSetup.ts","../src/setups/scrollbarsSetup/scrollbarsSetup.events.ts","../src/setups/scrollbarsSetup/scrollbarsSetup.calculations.ts","../src/setups/scrollbarsSetup/scrollbarsSetup.elements.ts","../src/setups/scrollbarsSetup/scrollbarsSetup.ts","../src/instances.ts","../src/overlayscrollbars.ts"],"sourcesContent":["import { isArrayLike, isString } from 'support/utils/types';\r\nimport { PlainObject } from 'typings';\r\n\r\ntype RunEachItem = ((...args: any) => any | any[]) | null | undefined;\r\n\r\n/**\r\n * Iterates through a array or object\r\n * @param arrayLikeOrObject The array or object through which shall be iterated.\r\n * @param callback The function which is responsible for the iteration.\r\n * If the function returns true its treated like a \"continue\" statement.\r\n * If the function returns false its treated like a \"break\" statement.\r\n */\r\nexport function each(\r\n array: Array | ReadonlyArray,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | unknown\r\n): Array | ReadonlyArray;\r\nexport function each(\r\n array: Array | ReadonlyArray | false | null | undefined,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | unknown\r\n): Array | ReadonlyArray | false | null | undefined;\r\nexport function each(\r\n arrayLikeObject: ArrayLike,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | unknown\r\n): ArrayLike;\r\nexport function each(\r\n arrayLikeObject: ArrayLike | false | null | undefined,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | unknown\r\n): ArrayLike | false | null | undefined;\r\nexport function each(\r\n obj: PlainObject,\r\n callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | unknown\r\n): PlainObject;\r\nexport function each(\r\n obj: PlainObject | false | null | undefined,\r\n callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | unknown\r\n): PlainObject | false | null | undefined;\r\nexport function each(\r\n source: Array | ArrayLike | ReadonlyArray | PlainObject | false | null | undefined,\r\n callback: (value: T, indexOrKey: any, source: any) => boolean | unknown\r\n): Array | ArrayLike | ReadonlyArray | PlainObject | false | null | undefined {\r\n if (isArrayLike(source)) {\r\n for (let i = 0; i < source.length; i++) {\r\n if (callback(source[i], i, source) === false) {\r\n break;\r\n }\r\n }\r\n } else if (source) {\r\n each(Object.keys(source), (key) => callback(source[key], key, source));\r\n }\r\n return source;\r\n}\r\n\r\n/**\r\n * Returns the index of the given inside the given array or -1 if the given item isn't part of the given array.\r\n * @param arr The array.\r\n * @param item The item.\r\n * @param fromIndex The array index at which to begin the search. If fromIndex is omitted, the search starts at index 0.\r\n */\r\nexport const indexOf = (arr: T[], item: T, fromIndex?: number): number =>\r\n arr.indexOf(item, fromIndex);\r\n\r\n/**\r\n * Pushesh all given items into the given array and returns it.\r\n * @param array The array the items shall be pushed into.\r\n * @param items The items which shall be pushed into the array.\r\n */\r\nexport const push = (array: T[], items: T | ArrayLike, arrayIsSingleItem?: boolean): T[] => {\r\n !arrayIsSingleItem && !isString(items) && isArrayLike(items)\r\n ? Array.prototype.push.apply(array, items as T[])\r\n : array.push(items as T);\r\n return array;\r\n};\r\n\r\n/**\r\n * Creates a shallow-copied Array instance from an array-like or iterable object.\r\n * @param arr The object from which the array instance shall be created.\r\n */\r\nexport const from = (arr?: ArrayLike | Set) => {\r\n const original = Array.from;\r\n const result: T[] = [];\r\n\r\n if (original && arr) {\r\n return original(arr);\r\n }\r\n\r\n if (arr instanceof Set) {\r\n arr.forEach((value) => {\r\n push(result, value);\r\n });\r\n } else {\r\n each(arr, (elm) => {\r\n push(result, elm);\r\n });\r\n }\r\n\r\n return result;\r\n};\r\n\r\n/**\r\n * Check whether the passed array is empty.\r\n * @param array The array which shall be checked.\r\n */\r\nexport const isEmptyArray = (array: any[] | null | undefined): boolean =>\r\n !!array && array.length === 0;\r\n\r\n/**\r\n * Calls all functions in the passed array/set of functions.\r\n * @param arr The array filled with function which shall be called.\r\n * @param args The args with which each function is called.\r\n * @param keep True when the Set / array should not be cleared afterwards, false otherwise.\r\n */\r\nexport const runEachAndClear = (arr: RunEachItem[], args?: any[], keep?: boolean): void => {\r\n // eslint-disable-next-line prefer-spread\r\n const runFn = (fn: RunEachItem) => fn && fn.apply(undefined, args || []);\r\n each(arr, runFn);\r\n !keep && ((arr as any[]).length = 0);\r\n};\r\n","import { each, keys } from 'support/utils';\r\nimport { isString, isNumber, isArray, isUndefined } from 'support/utils/types';\r\nimport { PlainObject, StyleObject } from 'typings';\r\n\r\nexport interface TRBL {\r\n t: number;\r\n r: number;\r\n b: number;\r\n l: number;\r\n}\r\n\r\nconst cssNumber = {\r\n // animationiterationcount: 1,\r\n // columncount: 1,\r\n // fillopacity: 1,\r\n // flexgrow: 1,\r\n // flexshrink: 1,\r\n // fontweight: 1,\r\n // lineheight: 1,\r\n // order: 1,\r\n // orphans: 1,\r\n // widows: 1,\r\n // zoom: 1,\r\n opacity: 1,\r\n zindex: 1,\r\n};\r\n\r\nconst parseToZeroOrNumber = (value: string, toFloat?: boolean): number => {\r\n /* istanbul ignore next */\r\n const num = toFloat ? parseFloat(value) : parseInt(value, 10);\r\n // num === num means num is not NaN\r\n /* istanbul ignore next */\r\n return num === num ? num : 0; // eslint-disable-line no-self-compare\r\n};\r\n\r\nconst adaptCSSVal = (prop: string, val: string | number): string | number =>\r\n !cssNumber[prop.toLowerCase()] && isNumber(val) ? `${val}px` : val;\r\n\r\nconst getCSSVal = (elm: HTMLElement, computedStyle: CSSStyleDeclaration, prop: string): string =>\r\n /* istanbul ignore next */\r\n computedStyle != null\r\n ? computedStyle[prop] || computedStyle.getPropertyValue(prop)\r\n : elm.style[prop];\r\n\r\nconst setCSSVal = (elm: HTMLElement, prop: string, val: string | number): void => {\r\n try {\r\n const { style: elmStyle } = elm;\r\n if (!isUndefined(elmStyle[prop])) {\r\n elmStyle[prop] = adaptCSSVal(prop, val);\r\n } else {\r\n elmStyle.setProperty(prop, val as string);\r\n }\r\n } catch (e) {}\r\n};\r\n\r\n/**\r\n * Gets or sets the passed styles to the passed element.\r\n * @param elm The element to which the styles shall be applied to / be read from.\r\n * @param styles The styles which shall be set or read.\r\n */\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: StyleObject\r\n): void;\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: string\r\n): string;\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: Array | string\r\n): { [key: string]: string };\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: StyleObject | Array | string\r\n): { [key: string]: string } | string | void {\r\n const getSingleStyle = isString(styles);\r\n const getStyles = isArray(styles) || getSingleStyle;\r\n\r\n if (getStyles) {\r\n let getStylesResult: string | PlainObject = getSingleStyle ? '' : {};\r\n if (elm) {\r\n const computedStyle: CSSStyleDeclaration = window.getComputedStyle(elm, null);\r\n getStylesResult = getSingleStyle\r\n ? getCSSVal(elm, computedStyle, styles as string)\r\n : (styles as Array).reduce((result, key) => {\r\n result[key] = getCSSVal(elm, computedStyle, key as string);\r\n return result;\r\n }, getStylesResult);\r\n }\r\n return getStylesResult;\r\n }\r\n elm && each(keys(styles), (key) => setCSSVal(elm, key, styles[key]));\r\n}\r\n\r\n/**\r\n * Hides the passed element (display: none).\r\n * @param elm The element which shall be hidden.\r\n */\r\nexport const hide = (elm: HTMLElement | false | null | undefined): void => {\r\n style(elm, { display: 'none' });\r\n};\r\n\r\n/**\r\n * Shows the passed element (display: block).\r\n * @param elm The element which shall be shown.\r\n */\r\nexport const show = (elm: HTMLElement | false | null | undefined): void => {\r\n style(elm, { display: 'block' });\r\n};\r\n\r\nexport const directionIsRTL = (elm: HTMLElement | false | null | undefined): boolean =>\r\n style(elm, 'direction') === 'rtl';\r\n\r\n/**\r\n * Returns the top right bottom left values of the passed css property.\r\n * @param elm The element of which the values shall be returned.\r\n * @param propertyPrefix The css property prefix. (e.g. \"border\")\r\n * @param propertySuffix The css property suffix. (e.g. \"width\")\r\n */\r\nexport const topRightBottomLeft = (\r\n elm?: HTMLElement | false | null | undefined,\r\n propertyPrefix?: string,\r\n propertySuffix?: string\r\n): TRBL => {\r\n const finalPrefix = propertyPrefix ? `${propertyPrefix}-` : '';\r\n const finalSuffix = propertySuffix ? `-${propertySuffix}` : '';\r\n const top = `${finalPrefix}top${finalSuffix}`;\r\n const right = `${finalPrefix}right${finalSuffix}`;\r\n const bottom = `${finalPrefix}bottom${finalSuffix}`;\r\n const left = `${finalPrefix}left${finalSuffix}`;\r\n const result = style(elm, [top, right, bottom, left]);\r\n return {\r\n t: parseToZeroOrNumber(result[top]),\r\n r: parseToZeroOrNumber(result[right]),\r\n b: parseToZeroOrNumber(result[bottom]),\r\n l: parseToZeroOrNumber(result[left]),\r\n };\r\n};\r\n","export interface CacheOptions {\r\n // initial value of _value.\r\n _initialValue: Value;\r\n // Custom comparison function if shallow compare isn't enough. Returns true if nothing changed.\r\n _equal?: EqualCachePropFunction;\r\n // If true always updates _value and _previous, otherwise they update only when they changed.\r\n _alwaysUpdateValues?: boolean;\r\n}\r\n\r\nexport type CacheValues = [value: T, changed: boolean, previous?: T];\r\n\r\nexport type EqualCachePropFunction = (currentVal: Value, newVal: Value) => boolean;\r\n\r\nexport type CacheUpdater = (current: Value, previous?: Value) => Value;\r\n\r\nexport type UpdateCacheContextual = (newValue: Value, force?: boolean) => CacheValues;\r\n\r\nexport type UpdateCache = (force?: boolean) => CacheValues;\r\n\r\nexport type GetCurrentCache = (force?: boolean) => CacheValues;\r\n\r\nexport type Cache = [UpdateCache, GetCurrentCache];\r\n\r\nexport type CacheContextual = [UpdateCacheContextual, GetCurrentCache];\r\n\r\ntype CreateCache = {\r\n (options: CacheOptions): CacheContextual;\r\n (options: CacheOptions, update: CacheUpdater): Cache;\r\n (options: CacheOptions, update?: CacheUpdater):\r\n | CacheContextual\r\n | Cache;\r\n};\r\n\r\nexport const createCache: CreateCache = (\r\n options: CacheOptions,\r\n update?: CacheUpdater\r\n): CacheContextual | Cache => {\r\n const { _initialValue, _equal, _alwaysUpdateValues } = options;\r\n let _value: Value = _initialValue;\r\n let _previous: Value | undefined;\r\n\r\n const cacheUpdateContextual: UpdateCacheContextual = (newValue, force?) => {\r\n const curr = _value;\r\n\r\n const newVal = newValue;\r\n const changed = force || (_equal ? !_equal(curr, newVal) : curr !== newVal);\r\n\r\n if (changed || _alwaysUpdateValues) {\r\n _value = newVal;\r\n _previous = curr;\r\n }\r\n\r\n return [_value, changed, _previous];\r\n };\r\n const cacheUpdateIsolated: UpdateCache = (force?) =>\r\n cacheUpdateContextual(update!(_value, _previous), force);\r\n\r\n const getCurrentCache: GetCurrentCache = (force?: boolean) => [\r\n _value,\r\n !!force, // changed\r\n _previous,\r\n ];\r\n\r\n return [update ? cacheUpdateIsolated : cacheUpdateContextual, getCurrentCache] as\r\n | CacheContextual\r\n | Cache;\r\n};\r\n","import { PlainObject } from 'typings';\r\n\r\nconst ElementNodeType = Node.ELEMENT_NODE;\r\nconst { toString, hasOwnProperty } = Object.prototype;\r\n\r\nexport const isUndefined = (obj: any): obj is undefined => obj === undefined;\r\n\r\nexport const isNull = (obj: any): obj is null => obj === null;\r\n\r\nexport const type = (obj: any): string =>\r\n isUndefined(obj) || isNull(obj)\r\n ? `${obj}`\r\n : toString\r\n .call(obj)\r\n .replace(/^\\[object (.+)\\]$/, '$1')\r\n .toLowerCase();\r\n\r\nexport const isNumber = (obj: any): obj is number => typeof obj === 'number';\r\n\r\nexport const isString = (obj: any): obj is string => typeof obj === 'string';\r\n\r\nexport const isBoolean = (obj: any): obj is boolean => typeof obj === 'boolean';\r\n\r\nexport const isFunction = (obj: any): obj is (...args: any[]) => any => typeof obj === 'function';\r\n\r\nexport const isArray = (obj: any): obj is Array => Array.isArray(obj);\r\n\r\nexport const isObject = (obj: any): boolean =>\r\n typeof obj === 'object' && !isArray(obj) && !isNull(obj);\r\n\r\n/**\r\n * Returns true if the given object is array like, false otherwise.\r\n * @param obj The Object\r\n */\r\nexport const isArrayLike = (obj: any): obj is ArrayLike => {\r\n const length = !!obj && obj.length;\r\n const lengthCorrectFormat = isNumber(length) && length > -1 && length % 1 == 0; // eslint-disable-line eqeqeq\r\n\r\n return isArray(obj) || (!isFunction(obj) && lengthCorrectFormat)\r\n ? length > 0 && isObject(obj)\r\n ? length - 1 in obj\r\n : true\r\n : false;\r\n};\r\n\r\n/**\r\n * Returns true if the given object is a \"plain\" (e.g. { key: value }) object, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport const isPlainObject = (obj: any): obj is PlainObject => {\r\n if (!obj || !isObject(obj) || type(obj) !== 'object') return false;\r\n\r\n let key;\r\n const cstr = 'constructor';\r\n const ctor = obj[cstr];\r\n const ctorProto = ctor && ctor.prototype;\r\n const hasOwnConstructor = hasOwnProperty.call(obj, cstr);\r\n const hasIsPrototypeOf = ctorProto && hasOwnProperty.call(ctorProto, 'isPrototypeOf');\r\n\r\n if (ctor && !hasOwnConstructor && !hasIsPrototypeOf) {\r\n return false;\r\n }\r\n\r\n /* eslint-disable no-restricted-syntax */\r\n for (key in obj) {\r\n /**/\r\n }\r\n /* eslint-enable */\r\n\r\n return isUndefined(key) || hasOwnProperty.call(obj, key);\r\n};\r\n\r\n/**\r\n * Checks whether the given object is a HTMLElement.\r\n * @param obj The object which shall be checked.\r\n */\r\nexport const isHTMLElement = (obj: any): obj is HTMLElement => {\r\n const instanceofObj = HTMLElement;\r\n return obj\r\n ? instanceofObj\r\n ? obj instanceof instanceofObj\r\n : obj.nodeType === ElementNodeType\r\n : false;\r\n};\r\n\r\n/**\r\n * Checks whether the given object is a Element.\r\n * @param obj The object which shall be checked.\r\n */\r\nexport const isElement = (obj: any): obj is Element => {\r\n const instanceofObj = Element;\r\n return obj\r\n ? instanceofObj\r\n ? obj instanceof instanceofObj\r\n : obj.nodeType === ElementNodeType\r\n : false;\r\n};\r\n","import { isArray, isFunction, isPlainObject, isNull } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\n\r\n/**\r\n * Determines whether the passed object has a property with the passed name.\r\n * @param obj The object.\r\n * @param prop The name of the property.\r\n */\r\nexport const hasOwnProperty = (obj: any, prop: string | number | symbol): boolean =>\r\n Object.prototype.hasOwnProperty.call(obj, prop);\r\n\r\n/**\r\n * Returns the names of the enumerable string properties and methods of an object.\r\n * @param obj The object of which the properties shall be returned.\r\n */\r\nexport const keys = (obj: any): Array => (obj ? Object.keys(obj) : []);\r\n\r\ntype AssignDeep = {\r\n (target: T, object1: U): T & U;\r\n (target: T, object1: U, object2: V): T & U & V;\r\n (target: T, object1: U, object2: V, object3: W): T & U & V & W;\r\n (target: T, object1: U, object2: V, object3: W, object4: X): T & U & V & W & X;\r\n (target: T, object1: U, object2: V, object3: W, object4: X, object5: Y): T &\r\n U &\r\n V &\r\n W &\r\n X &\r\n Y;\r\n (\r\n target: T,\r\n object1?: U,\r\n object2?: V,\r\n object3?: W,\r\n object4?: X,\r\n object5?: Y,\r\n object6?: Z\r\n ): T & U & V & W & X & Y & Z;\r\n};\r\n\r\n// https://github.com/jquery/jquery/blob/master/src/core.js#L116\r\nexport const assignDeep: AssignDeep = (\r\n target: T,\r\n object1?: U,\r\n object2?: V,\r\n object3?: W,\r\n object4?: X,\r\n object5?: Y,\r\n object6?: Z\r\n): T & U & V & W & X & Y & Z => {\r\n const sources: Array = [object1, object2, object3, object4, object5, object6];\r\n\r\n // Handle case when target is a string or something (possible in deep copy)\r\n if ((typeof target !== 'object' || isNull(target)) && !isFunction(target)) {\r\n target = {} as T;\r\n }\r\n\r\n each(sources, (source) => {\r\n // Extend the base object\r\n each(keys(source), (key) => {\r\n const copy: any = source[key];\r\n\r\n // Prevent Object.prototype pollution\r\n // Prevent never-ending loop\r\n if (target === copy) {\r\n return true;\r\n }\r\n\r\n const copyIsArray = isArray(copy);\r\n\r\n // Recurse if we're merging plain objects or arrays\r\n if (copy && (isPlainObject(copy) || copyIsArray)) {\r\n const src = target[key];\r\n let clone: any = src;\r\n\r\n // Ensure proper type for the source value\r\n if (copyIsArray && !isArray(src)) {\r\n clone = [];\r\n } else if (!copyIsArray && !isPlainObject(src)) {\r\n clone = {};\r\n }\r\n\r\n // Never move original objects, clone them\r\n target[key] = assignDeep(clone, copy) as any;\r\n } else {\r\n target[key] = copy;\r\n }\r\n });\r\n });\r\n\r\n // Return the modified object\r\n return target as any;\r\n};\r\n\r\n/**\r\n * Returns true if the given object is empty, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport const isEmptyObject = (obj: any): boolean => {\r\n /* eslint-disable no-restricted-syntax, guard-for-in */\r\n for (const name in obj) return false;\r\n return true;\r\n /* eslint-enable */\r\n};\r\n","import { from } from 'support/utils/array';\r\nimport { isNull, isUndefined } from 'support/utils/types';\r\n\r\ntype GetSetPropName = 'scrollLeft' | 'scrollTop' | 'value';\r\n\r\ntype Attr = {\r\n (elm: HTMLElement | false | null | undefined, attrName: string): string | null;\r\n (elm: HTMLElement | false | null | undefined, attrName: string, value: string): void;\r\n (elm: HTMLElement | false | null | undefined, attrName: string, value?: string):\r\n | string\r\n | null\r\n | void;\r\n};\r\n\r\ntype GetSetProp = {\r\n (elm: HTMLElement | false | null | undefined): T;\r\n (elm: HTMLElement | false | null | undefined, value: T | false | null): void;\r\n (elm: HTMLElement | false | null | undefined, value?: T | false | null): T | void;\r\n};\r\n\r\nconst getSetProp = (\r\n topLeft: GetSetPropName,\r\n fallback: number | string,\r\n elm: HTMLElement | HTMLInputElement | false | null | undefined,\r\n value?: number | string | false | null\r\n): number | string | void => {\r\n if (isUndefined(value)) {\r\n return elm ? elm[topLeft] : fallback;\r\n }\r\n elm && !isNull(value) && value !== false && (elm[topLeft] = value);\r\n};\r\n\r\n/**\r\n * Gets or sets a attribute with the given attribute of the given element depending whether the value attribute is given.\r\n * Returns null if the element has no attribute with the given name.\r\n * @param elm The element of which the attribute shall be get or set.\r\n * @param attrName The attribute name which shall be get or set.\r\n * @param value The value of the attribute which shall be set.\r\n */\r\nexport const attr = ((\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value?: string\r\n): string | null | void => {\r\n if (isUndefined(value)) {\r\n return elm ? elm.getAttribute(attrName) : null;\r\n }\r\n elm && elm.setAttribute(attrName, value);\r\n}) as Attr;\r\n\r\n/**\r\n * Treats the given attribute like the \"class\" attribute and adds or removes the given value from it.\r\n * @param elm The element.\r\n * @param attrName The attributeName to which the value shall be added or removed.\r\n * @param value The value which shall be added or removed.\r\n * @param add True if the value shall be added, false otherwise.\r\n */\r\nexport const attrClass = (\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value: string,\r\n add?: boolean\r\n) => {\r\n if (value) {\r\n const currValues = attr(elm, attrName) || '';\r\n const currValuesSet = new Set(currValues.split(' '));\r\n currValuesSet[add ? 'add' : 'delete'](value);\r\n\r\n attr(elm, attrName, from(currValuesSet).join(' ').trim());\r\n }\r\n};\r\n\r\n/**\r\n * Treats the given attribute like the \"class\" attribute and checks if the given value is in it.\r\n * @param elm The element.\r\n * @param attrName The attributeName from which the content shall be checked.\r\n * @param value The value.\r\n * @returns True if the given attribute has the value in it, false otherwise.\r\n */\r\nexport const hasAttrClass = (\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value: string\r\n) => {\r\n const currValues = attr(elm, attrName) || '';\r\n const currValuesSet = new Set(currValues.split(' '));\r\n return currValuesSet.has(value);\r\n};\r\n\r\n/**\r\n * Removes the given attribute from the given element.\r\n * @param elm The element of which the attribute shall be removed.\r\n * @param attrName The attribute name.\r\n */\r\nexport const removeAttr = (elm: Element | false | null | undefined, attrName: string): void => {\r\n elm && elm.removeAttribute(attrName);\r\n};\r\n\r\n/**\r\n * Gets or sets the scrollLeft value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollLeft value shall be get or set.\r\n * @param value The scrollLeft value which shall be set.\r\n */\r\nexport const scrollLeft = ((\r\n elm: HTMLElement | false | null | undefined,\r\n value?: number | false | null\r\n): number | void => getSetProp('scrollLeft', 0, elm, value) as number) as GetSetProp;\r\n\r\n/**\r\n * Gets or sets the scrollTop value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollTop value shall be get or set.\r\n * @param value The scrollTop value which shall be set.\r\n */\r\nexport const scrollTop = ((\r\n elm: HTMLElement | false | null | undefined,\r\n value?: number | false | null\r\n): number | void => getSetProp('scrollTop', 0, elm, value) as number) as GetSetProp;\r\n\r\n/**\r\n * Gets or sets the value of the given input element depending whether the value attribute is given.\r\n * @param elm The input element of which the value shall be get or set.\r\n * @param value The value which shall be set.\r\n */\r\nexport const val = ((\r\n elm: HTMLInputElement | false | null | undefined,\r\n value?: string\r\n): string | void => getSetProp('value', '', elm, value) as string) as GetSetProp;\r\n","import { isElement } from 'support/utils/types';\r\nimport { push, from } from 'support/utils/array';\r\n\r\ntype InputElementType = Node | Element | Node | false | null | undefined;\r\ntype OutputElementType = Node | Element | null;\r\n\r\nconst elmPrototype = Element.prototype;\r\n\r\n/**\r\n * Find all elements with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nconst find = (selector: string, elm?: InputElementType): Element[] => {\r\n const arr: Array = [];\r\n const rootElm = elm ? (isElement(elm) ? elm : null) : document;\r\n\r\n return rootElm ? push(arr, rootElm.querySelectorAll(selector)) : arr;\r\n};\r\n\r\n/**\r\n * Find the first element with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nconst findFirst = (selector: string, elm?: InputElementType): OutputElementType => {\r\n const rootElm = elm ? (isElement(elm) ? elm : null) : document;\r\n\r\n return rootElm ? rootElm.querySelector(selector) : null;\r\n};\r\n\r\n/**\r\n * Determines whether the passed element is matching with the passed selector.\r\n * @param elm The element which has to be compared with the passed selector.\r\n * @param selector The selector which has to be compared with the passed element. Additional selectors: ':visible' and ':hidden'.\r\n */\r\nconst is = (elm: InputElementType, selector: string): boolean => {\r\n if (isElement(elm)) {\r\n /* istanbul ignore next */\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const fn: (...args: any) => boolean = elmPrototype.matches || elmPrototype.msMatchesSelector;\r\n return fn.call(elm, selector);\r\n }\r\n return false;\r\n};\r\n\r\n/**\r\n * Returns the children (no text-nodes or comments) of the passed element which are matching the passed selector. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the children shall be returned.\r\n * @param selector The selector which must match with the children elements.\r\n */\r\nconst children = (elm: InputElementType, selector?: string): ReadonlyArray => {\r\n const childs: Array = [];\r\n\r\n return isElement(elm)\r\n ? push(\r\n childs,\r\n from(elm.children).filter((child) => (selector ? is(child, selector) : child))\r\n )\r\n : childs;\r\n};\r\n\r\n/**\r\n * Returns the childNodes (incl. text-nodes or comments etc.) of the passed element. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the childNodes shall be returned.\r\n */\r\nconst contents = (elm: InputElementType): ReadonlyArray =>\r\n elm ? from(elm.childNodes) : [];\r\n\r\n/**\r\n * Returns the parent element of the passed element, or null if the passed element is null.\r\n * @param elm The element of which the parent element shall be returned.\r\n */\r\nconst parent = (elm: InputElementType): OutputElementType => (elm ? elm.parentElement : null);\r\n\r\nconst closest = (elm: InputElementType, selector: string): OutputElementType => {\r\n if (isElement(elm)) {\r\n const closestFn = elmPrototype.closest;\r\n if (closestFn) {\r\n return closestFn.call(elm, selector);\r\n }\r\n\r\n do {\r\n if (is(elm, selector)) {\r\n return elm as Element;\r\n }\r\n elm = parent(elm);\r\n } while (elm);\r\n }\r\n\r\n return null;\r\n};\r\n\r\n/**\r\n * Determines whether the given element lies between two selectors in the DOM.\r\n * @param elm The element.\r\n * @param highBoundarySelector The high boundary selector.\r\n * @param deepBoundarySelector The deep boundary selector.\r\n */\r\nconst liesBetween = (\r\n elm: InputElementType,\r\n highBoundarySelector: string,\r\n deepBoundarySelector: string\r\n): boolean => {\r\n const closestHighBoundaryElm = elm && closest(elm, highBoundarySelector);\r\n const closestDeepBoundaryElm = elm && findFirst(deepBoundarySelector, closestHighBoundaryElm);\r\n const deepBoundaryIsValid =\r\n closest(closestDeepBoundaryElm, highBoundarySelector) === closestHighBoundaryElm;\r\n\r\n return closestHighBoundaryElm && closestDeepBoundaryElm\r\n ? closestHighBoundaryElm === elm ||\r\n closestDeepBoundaryElm === elm ||\r\n (deepBoundaryIsValid &&\r\n closest(closest(elm, deepBoundarySelector), highBoundarySelector) !==\r\n closestHighBoundaryElm)\r\n : false;\r\n};\r\n\r\nexport { find, findFirst, is, children, contents, parent, liesBetween, closest };\r\n","import { isArrayLike } from 'support/utils/types';\r\nimport { each, from } from 'support/utils/array';\r\nimport { parent } from 'support/dom/traversal';\r\n\r\ntype NodeCollection = ArrayLike | Node | false | null | undefined;\r\n\r\n/**\r\n * Inserts Nodes before the given preferredAnchor element.\r\n * @param parentElm The parent of the preferredAnchor element or the element which shall be the parent of the inserted Nodes.\r\n * @param preferredAnchor The element before which the Nodes shall be inserted or null if the elements shall be appended at the end.\r\n * @param insertedElms The Nodes which shall be inserted.\r\n */\r\nconst before = (\r\n parentElm: Node | false | null | undefined,\r\n preferredAnchor: Node | false | null | undefined,\r\n insertedElms: NodeCollection\r\n): void => {\r\n if (insertedElms && parentElm) {\r\n let anchor: Node | false | null | undefined = preferredAnchor;\r\n let fragment: DocumentFragment | Node | null | undefined;\r\n\r\n if (isArrayLike(insertedElms)) {\r\n fragment = document.createDocumentFragment();\r\n\r\n // append all insertedElms to the fragment and if one of these is the anchor, change the anchor\r\n each(insertedElms, (insertedElm) => {\r\n if (insertedElm === anchor) {\r\n anchor = insertedElm.previousSibling;\r\n }\r\n fragment!.appendChild(insertedElm);\r\n });\r\n } else {\r\n fragment = insertedElms;\r\n }\r\n\r\n // if the preferred anchor isn't null set it to a valid anchor\r\n if (preferredAnchor) {\r\n if (!anchor) {\r\n anchor = parentElm.firstChild;\r\n } else if (anchor !== preferredAnchor) {\r\n anchor = anchor.nextSibling;\r\n }\r\n }\r\n\r\n parentElm.insertBefore(fragment, anchor || null);\r\n }\r\n};\r\n\r\n/**\r\n * Appends the given children at the end of the given Node.\r\n * @param node The Node to which the children shall be appended.\r\n * @param children The Nodes which shall be appended.\r\n */\r\nexport const appendChildren = (\r\n node: Node | false | null | undefined,\r\n children: NodeCollection\r\n): void => {\r\n before(node, null, children);\r\n};\r\n\r\n/**\r\n * Prepends the given children at the start of the given Node.\r\n * @param node The Node to which the children shall be prepended.\r\n * @param children The Nodes which shall be prepended.\r\n */\r\nexport const prependChildren = (\r\n node: Node | false | null | undefined,\r\n children: NodeCollection\r\n): void => {\r\n before(node, node && node.firstChild, children);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes before the given Node.\r\n * @param node The Node before which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertBefore = (\r\n node: Node | false | null | undefined,\r\n insertedNodes: NodeCollection\r\n): void => {\r\n before(parent(node), node, insertedNodes);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes after the given Node.\r\n * @param node The Node after which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertAfter = (\r\n node: Node | false | null | undefined,\r\n insertedNodes: NodeCollection\r\n): void => {\r\n before(parent(node), node && node.nextSibling, insertedNodes);\r\n};\r\n\r\n/**\r\n * Removes the given Nodes from their parent.\r\n * @param nodes The Nodes which shall be removed.\r\n */\r\nexport const removeElements = (nodes: NodeCollection): void => {\r\n if (isArrayLike(nodes)) {\r\n each(from(nodes), (e) => removeElements(e));\r\n } else if (nodes) {\r\n const parentElm = parent(nodes);\r\n if (parentElm) {\r\n parentElm.removeChild(nodes);\r\n }\r\n }\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { attr } from 'support/dom/attribute';\r\nimport { contents } from 'support/dom/traversal';\r\nimport { removeElements } from 'support/dom/manipulation';\r\n\r\n/**\r\n * Creates a div DOM node.\r\n */\r\nexport const createDiv = (classNames?: string): HTMLDivElement => {\r\n const div = document.createElement('div');\r\n if (classNames) {\r\n attr(div, 'class', classNames);\r\n }\r\n return div;\r\n};\r\n\r\n/**\r\n * Creates DOM nodes modeled after the passed html string and returns the root dom nodes as a array.\r\n * @param html The html string after which the DOM nodes shall be created.\r\n */\r\nexport const createDOM = (html: string): ReadonlyArray => {\r\n const createdDiv = createDiv();\r\n createdDiv.innerHTML = html.trim();\r\n\r\n return each(contents(createdDiv), (elm) => removeElements(elm));\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { hasOwnProperty } from 'support/utils/object';\r\nimport { createDiv } from 'support/dom/create';\r\n\r\nconst firstLetterToUpper = (str: string): string => str.charAt(0).toUpperCase() + str.slice(1);\r\nconst getDummyStyle = (): CSSStyleDeclaration => createDiv().style;\r\n\r\n// https://developer.mozilla.org/en-US/docs/Glossary/Vendor_Prefix\r\n\r\nexport const cssPrefixes: ReadonlyArray = ['-webkit-', '-moz-', '-o-', '-ms-'];\r\nexport const jsPrefixes: ReadonlyArray = [\r\n 'WebKit',\r\n 'Moz',\r\n 'O',\r\n 'MS',\r\n 'webkit',\r\n 'moz',\r\n 'o',\r\n 'ms',\r\n];\r\n\r\nexport const jsCache: { [key: string]: any } = {};\r\nexport const cssCache: { [key: string]: string } = {};\r\n\r\n/**\r\n * Gets the name of the given CSS property with vendor prefix if it isn't supported without it, or and empty string if unsupported.\r\n * @param name The name of the CSS property which shall be get.\r\n */\r\nexport const cssProperty = (name: string): string => {\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const uppercasedName: string = firstLetterToUpper(name);\r\n const elmStyle: CSSStyleDeclaration = getDummyStyle();\r\n\r\n each(cssPrefixes, (prefix: string) => {\r\n const prefixWithoutDashes: string = prefix.replace(/-/g, '');\r\n const resultPossibilities: Array = [\r\n name, // transition\r\n prefix + name, // -webkit-transition\r\n prefixWithoutDashes + uppercasedName, // webkitTransition\r\n firstLetterToUpper(prefixWithoutDashes) + uppercasedName, // WebkitTransition\r\n ];\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return !(result = resultPossibilities.find(\r\n (resultPossibility: string) => elmStyle[resultPossibility] !== undefined\r\n ));\r\n });\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return (cssCache[name] = result || '');\r\n};\r\n\r\n/**\r\n * Get the name of the given CSS property value(s), with vendor prefix if it isn't supported without it, or an empty string if no value is supported.\r\n * @param property The CSS property to which the CSS property value(s) belong.\r\n * @param values The value(s) separated by spaces which shall be get.\r\n * @param suffix A suffix which is added to each value in case the value is a function or something else more advanced.\r\n */\r\nexport const cssPropertyValue = (property: string, values: string, suffix?: string): string => {\r\n const name = `${property} ${values}`;\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const dummyStyle: CSSStyleDeclaration = getDummyStyle();\r\n const possbleValues: Array = values.split(' ');\r\n const preparedSuffix: string = suffix || '';\r\n const cssPrefixesWithFirstEmpty = [''].concat(cssPrefixes);\r\n\r\n each(possbleValues, (possibleValue: string) => {\r\n each(cssPrefixesWithFirstEmpty, (prefix: string) => {\r\n const prop = prefix + possibleValue;\r\n dummyStyle.cssText = `${property}:${prop}${preparedSuffix}`;\r\n if (dummyStyle.length) {\r\n result = prop;\r\n return false;\r\n }\r\n });\r\n return !result;\r\n });\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return (cssCache[name] = result || '');\r\n};\r\n\r\n/**\r\n * Get the requested JS function, object or constructor with vendor prefix if it isn't supported without or undefined if unsupported.\r\n * @param name The name of the JS function, object or constructor.\r\n */\r\nexport const jsAPI = (name: string): T | undefined => {\r\n let result: any = jsCache[name] || window[name];\r\n\r\n if (hasOwnProperty(jsCache, name)) {\r\n return result;\r\n }\r\n\r\n each(jsPrefixes, (prefix: string) => {\r\n result = result || window[prefix + firstLetterToUpper(name)];\r\n return !result;\r\n });\r\n\r\n jsCache[name] = result;\r\n return result;\r\n};\r\n","import { jsAPI } from 'support/compatibility/vendors';\r\n\r\nexport const MutationObserverConstructor = jsAPI('MutationObserver');\r\nexport const IntersectionObserverConstructor =\r\n jsAPI('IntersectionObserver');\r\nexport const ResizeObserverConstructor = jsAPI('ResizeObserver');\r\nexport const cAF = jsAPI('cancelAnimationFrame');\r\nexport const rAF = jsAPI('requestAnimationFrame');\r\nexport const setT = window.setTimeout as (handler: TimerHandler, timeout?: number) => number;\r\nexport const clearT = window.clearTimeout as (id?: number) => void;\r\n","import { isString } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\nimport { keys } from 'support/utils/object';\r\n\r\ntype ClassContainingElement = Node | Element | false | null | undefined;\r\ntype ClassName = string | false | null | undefined;\r\n\r\nconst rnothtmlwhite = /[^\\x20\\t\\r\\n\\f]+/g;\r\nconst classListAction = (\r\n elm: ClassContainingElement,\r\n className: ClassName,\r\n action: (elmClassList: DOMTokenList, clazz: string) => boolean | void\r\n): boolean => {\r\n const classList = elm && (elm as Element).classList;\r\n let clazz: string;\r\n let i = 0;\r\n let result = false;\r\n\r\n if (classList && className && isString(className)) {\r\n const classes: Array = className.match(rnothtmlwhite) || [];\r\n result = classes.length > 0;\r\n while ((clazz = classes[i++])) {\r\n result = !!action(classList, clazz) && result;\r\n }\r\n }\r\n return result;\r\n};\r\n\r\n/**\r\n * Check whether the given element has the given class name(s).\r\n * @param elm The element.\r\n * @param className The class name(s).\r\n */\r\nexport const hasClass = (elm: ClassContainingElement, className: ClassName): boolean =>\r\n classListAction(elm, className, (classList, clazz) => classList.contains(clazz));\r\n\r\n/**\r\n * Removes the given class name(s) from the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be removed. (separated by spaces)\r\n */\r\nexport const removeClass = (elm: ClassContainingElement, className: ClassName): void => {\r\n classListAction(elm, className, (classList, clazz) => classList.remove(clazz));\r\n};\r\n\r\n/**\r\n * Adds the given class name(s) to the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be added. (separated by spaces)\r\n * @returns A function which removes the added class name(s).\r\n */\r\nexport const addClass = (elm: ClassContainingElement, className: ClassName): (() => void) => {\r\n classListAction(elm, className, (classList, clazz) => classList.add(clazz));\r\n return removeClass.bind(0, elm, className);\r\n};\r\n\r\n/**\r\n * Takes two className strings, compares them and returns the difference as array.\r\n * @param classNameA ClassName A.\r\n * @param classNameB ClassName B.\r\n */\r\nexport const diffClass = (classNameA: ClassName, classNameB: ClassName) => {\r\n const classNameASplit = classNameA && classNameA.split(' ');\r\n const classNameBSplit = classNameB && classNameB.split(' ');\r\n const tempObj = {};\r\n\r\n each(classNameASplit, (className) => {\r\n tempObj[className] = 1;\r\n });\r\n each(classNameBSplit, (className) => {\r\n if (tempObj[className]) {\r\n delete tempObj[className];\r\n } else {\r\n tempObj[className] = 1;\r\n }\r\n });\r\n\r\n return keys(tempObj);\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { WH, XY, TRBL } from 'support/dom';\r\nimport { PlainObject } from 'typings';\r\n\r\n/**\r\n * Compares two objects and returns true if all values of the passed prop names are identical, false otherwise or if one of the two object is falsy.\r\n * @param a Object a.\r\n * @param b Object b.\r\n * @param props The props which shall be compared.\r\n */\r\nexport const equal = (\r\n a: T | undefined,\r\n b: T | undefined,\r\n props: Array,\r\n propMutation?: ((value: any) => any) | null | false\r\n): boolean => {\r\n if (a && b) {\r\n let result = true;\r\n each(props, (prop) => {\r\n const compareA = propMutation ? propMutation(a[prop]) : a[prop];\r\n const compareB = propMutation ? propMutation(b[prop]) : b[prop];\r\n if (compareA !== compareB) {\r\n result = false;\r\n }\r\n });\r\n return result;\r\n }\r\n return false;\r\n};\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalWH = (a?: WH, b?: WH) => equal>(a, b, ['w', 'h']);\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalXY = (a?: XY, b?: XY) => equal>(a, b, ['x', 'y']);\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalTRBL = (a?: TRBL, b?: TRBL) => equal(a, b, ['t', 'r', 'b', 'l']);\r\n\r\n/**\r\n * Compares two DOM Rects for their equality of their width and height properties\r\n * Also returns false if one of the DOM Rects is undefined or null.\r\n * @param a DOM Rect a.\r\n * @param b DOM Rect b.\r\n * @param round Whether the values should be rounded.\r\n */\r\nexport const equalBCRWH = (a?: DOMRect, b?: DOMRect, round?: boolean) =>\r\n equal(a, b, ['width', 'height'], round && ((value) => Math.round(value)));\r\n","import { isNumber, isFunction } from 'support/utils/types';\r\nimport { from } from 'support/utils/array';\r\nimport { rAF, cAF, setT, clearT } from 'support/compatibility/apis';\r\n\r\ntype DebounceTiming = number | false | null | undefined;\r\n\r\nexport interface DebounceOptions any> {\r\n /**\r\n * The timeout for debouncing. If null, no debounce is applied.\r\n */\r\n _timeout?: DebounceTiming | (() => DebounceTiming);\r\n /**\r\n * A maximum amount of ms. before the function will be called even with debounce.\r\n */\r\n _maxDelay?: DebounceTiming | (() => DebounceTiming);\r\n /**\r\n * Function which merges parameters for each canceled debounce.\r\n * If parameters can't be merged the function will return null, otherwise it returns the merged parameters.\r\n */\r\n _mergeParams?: (\r\n prev: Parameters,\r\n curr: Parameters\r\n ) => Parameters | false | null | undefined;\r\n}\r\n\r\nexport interface Debounced any> {\r\n (...args: Parameters): ReturnType;\r\n _flush(): void;\r\n}\r\n\r\nexport const noop = () => {}; // eslint-disable-line\r\n\r\n/**\r\n * Debounces the given function either with a timeout or a animation frame.\r\n * @param functionToDebounce The function which shall be debounced.\r\n * @param options Options for debouncing.\r\n */\r\nexport const debounce = any>(\r\n functionToDebounce: FunctionToDebounce,\r\n options?: DebounceOptions\r\n): Debounced => {\r\n let maxTimeoutId: number | undefined;\r\n let prevArguments: Parameters | null | undefined;\r\n let latestArguments: Parameters | null | undefined;\r\n let clear: () => void = noop;\r\n const { _timeout, _maxDelay, _mergeParams } = options || {};\r\n\r\n const invokeFunctionToDebounce = function (args: IArguments) {\r\n clear();\r\n clearT(maxTimeoutId);\r\n maxTimeoutId = prevArguments = undefined;\r\n clear = noop;\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n functionToDebounce.apply(this, args);\r\n };\r\n\r\n const mergeParms = (\r\n curr: Parameters\r\n ): Parameters | false | null | undefined =>\r\n _mergeParams && prevArguments ? _mergeParams(prevArguments, curr) : curr;\r\n\r\n const flush = () => {\r\n /* istanbul ignore next */\r\n if (clear !== noop) {\r\n invokeFunctionToDebounce(mergeParms(latestArguments!) || latestArguments!);\r\n }\r\n };\r\n\r\n const debouncedFn = function () {\r\n // eslint-disable-next-line prefer-rest-params\r\n const args: Parameters = from(arguments) as Parameters;\r\n const finalTimeout = isFunction(_timeout) ? _timeout() : _timeout;\r\n const hasTimeout = isNumber(finalTimeout) && finalTimeout >= 0;\r\n\r\n if (hasTimeout) {\r\n const finalMaxWait = isFunction(_maxDelay) ? _maxDelay() : _maxDelay;\r\n const hasMaxWait = isNumber(finalMaxWait) && finalMaxWait >= 0;\r\n const setTimeoutFn = finalTimeout > 0 ? setT : rAF!;\r\n const clearTimeoutFn = finalTimeout > 0 ? clearT : cAF!;\r\n const mergeParamsResult = mergeParms(args);\r\n const invokedArgs = mergeParamsResult || args;\r\n const boundInvoke = invokeFunctionToDebounce.bind(0, invokedArgs);\r\n\r\n // if (!mergeParamsResult) {\r\n // invokeFunctionToDebounce(prevArguments || args);\r\n // }\r\n\r\n clear();\r\n // @ts-ignore\r\n const timeoutId = setTimeoutFn(boundInvoke, finalTimeout);\r\n clear = () => clearTimeoutFn(timeoutId);\r\n\r\n if (hasMaxWait && !maxTimeoutId) {\r\n maxTimeoutId = setT(flush, finalMaxWait as number);\r\n }\r\n\r\n prevArguments = latestArguments = invokedArgs;\r\n } else {\r\n invokeFunctionToDebounce(args);\r\n }\r\n };\r\n debouncedFn._flush = flush;\r\n\r\n return debouncedFn as Debounced;\r\n};\r\n","import { style } from 'support/dom/style';\r\n\r\nexport interface WH {\r\n w: T;\r\n h: T;\r\n}\r\n\r\nconst { round } = Math;\r\nconst elementHasDimensions = (elm: HTMLElement): boolean =>\r\n !!(elm.offsetWidth || elm.offsetHeight || elm.getClientRects().length);\r\nconst zeroObj: WH = {\r\n w: 0,\r\n h: 0,\r\n};\r\n\r\n/**\r\n * Returns the window inner- width and height.\r\n */\r\nexport const windowSize = (): WH => ({\r\n w: window.innerWidth,\r\n h: window.innerHeight,\r\n});\r\n\r\n/**\r\n * Returns the scroll- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the scroll- width and height shall be returned.\r\n */\r\nexport const offsetSize = (elm: HTMLElement | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.offsetWidth,\r\n h: elm.offsetHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the client- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the client- width and height shall be returned.\r\n */\r\nexport const clientSize = (elm: HTMLElement | false | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.clientWidth,\r\n h: elm.clientHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the client- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the client- width and height shall be returned.\r\n */\r\nexport const scrollSize = (elm: HTMLElement | false | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.scrollWidth,\r\n h: elm.scrollHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the fractional- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the fractional- width and height shall be returned.\r\n */\r\nexport const fractionalSize = (elm: HTMLElement | false | null | undefined): WH => {\r\n const cssHeight = parseFloat(style(elm, 'height')) || 0;\r\n const cssWidth = parseFloat(style(elm, 'width')) || 0;\r\n return {\r\n w: cssWidth - round(cssWidth),\r\n h: cssHeight - round(cssHeight),\r\n };\r\n};\r\n\r\n/**\r\n * Returns the BoundingClientRect of the passed element.\r\n * @param elm The element of which the BoundingClientRect shall be returned.\r\n */\r\nexport const getBoundingClientRect = (elm: HTMLElement): DOMRect => elm.getBoundingClientRect();\r\n\r\n/**\r\n * Determines whether the passed element has any dimensions.\r\n * @param elm The element.\r\n */\r\nexport const hasDimensions = (elm: HTMLElement | false | null | undefined): boolean =>\r\n elm ? elementHasDimensions(elm as HTMLElement) : false;\r\n","import { isUndefined } from 'support/utils/types';\r\nimport { each, push, runEachAndClear } from 'support/utils/array';\r\n\r\nlet passiveEventsSupport: boolean;\r\nconst supportPassiveEvents = (): boolean => {\r\n if (isUndefined(passiveEventsSupport)) {\r\n passiveEventsSupport = false;\r\n try {\r\n /* eslint-disable */\r\n // @ts-ignore\r\n window.addEventListener(\r\n 'test',\r\n null,\r\n Object.defineProperty({}, 'passive', {\r\n get() {\r\n passiveEventsSupport = true;\r\n },\r\n })\r\n );\r\n /* eslint-enable */\r\n } catch (e) {}\r\n }\r\n return passiveEventsSupport;\r\n};\r\nconst splitEventNames = (eventNames: string) => eventNames.split(' ');\r\n\r\nexport interface OnOptions {\r\n _capture?: boolean;\r\n _passive?: boolean;\r\n _once?: boolean;\r\n}\r\n\r\n/**\r\n * Removes the passed event listener for the passed events with the passed options.\r\n * @param target The element from which the listener shall be removed.\r\n * @param eventNames The eventsnames for which the listener shall be removed.\r\n * @param listener The listener which shall be removed.\r\n * @param capture The options of the removed listener.\r\n */\r\nexport const off = (\r\n target: EventTarget,\r\n eventNames: string,\r\n listener: (event: T) => any,\r\n capture?: boolean\r\n): void => {\r\n each(splitEventNames(eventNames), (eventName) => {\r\n target.removeEventListener(eventName, listener as EventListener, capture);\r\n });\r\n};\r\n\r\n/**\r\n * Adds the passed event listener for the passed eventnames with the passed options.\r\n * @param target The element to which the listener shall be added.\r\n * @param eventNames The eventsnames for which the listener shall be called.\r\n * @param listener The listener which is called on the eventnames.\r\n * @param options The options of the added listener.\r\n */\r\nexport const on = (\r\n target: EventTarget,\r\n eventNames: string,\r\n listener: (event: T) => any,\r\n options?: OnOptions\r\n): (() => void) => {\r\n const doSupportPassiveEvents = supportPassiveEvents();\r\n const passive = (doSupportPassiveEvents && options && options._passive) ?? doSupportPassiveEvents;\r\n const capture = (options && options._capture) || false;\r\n const once = (options && options._once) || false;\r\n const offListeners: (() => void)[] = [];\r\n const nativeOptions: AddEventListenerOptions | boolean = doSupportPassiveEvents\r\n ? {\r\n passive,\r\n capture,\r\n }\r\n : capture;\r\n\r\n each(splitEventNames(eventNames), (eventName) => {\r\n const finalListener = (\r\n once\r\n ? (evt: T) => {\r\n target.removeEventListener(eventName, finalListener, capture);\r\n listener && listener(evt);\r\n }\r\n : listener\r\n ) as EventListener;\r\n\r\n push(offListeners, off.bind(null, target, eventName, finalListener, capture));\r\n target.addEventListener(eventName, finalListener, nativeOptions);\r\n });\r\n\r\n return runEachAndClear.bind(0, offListeners);\r\n};\r\n\r\n/**\r\n * Shorthand for the stopPropagation event Method.\r\n * @param evt The event of which the stopPropagation method shall be called.\r\n */\r\nexport const stopPropagation = (evt: Event): void => evt.stopPropagation();\r\n\r\n/**\r\n * Shorthand for the preventDefault event Method.\r\n * @param evt The event of which the preventDefault method shall be called.\r\n */\r\nexport const preventDefault = (evt: Event): void => evt.preventDefault();\r\n\r\n/**\r\n * Shorthand for the stopPropagation and preventDefault event Method.\r\n * @param evt The event of which the stopPropagation and preventDefault methods shall be called.\r\n */\r\nexport const stopAndPrevent = (evt: Event): void =>\r\n (stopPropagation(evt) as undefined) || (preventDefault(evt) as undefined);\r\n","import { getBoundingClientRect } from 'support/dom/dimensions';\r\n\r\nexport interface XY {\r\n x: T;\r\n y: T;\r\n}\r\n\r\nconst zeroObj: XY = {\r\n x: 0,\r\n y: 0,\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element relative to the document. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const absoluteCoordinates = (elm: HTMLElement | null | undefined): XY => {\r\n const rect = elm ? getBoundingClientRect(elm) : 0;\r\n return rect\r\n ? {\r\n x: rect.left + window.pageYOffset,\r\n y: rect.top + window.pageXOffset,\r\n }\r\n : zeroObj;\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const offsetCoordinates = (elm: HTMLElement | null | undefined): XY =>\r\n elm\r\n ? {\r\n x: elm.offsetLeft,\r\n y: elm.offsetTop,\r\n }\r\n : zeroObj;\r\n","import { isArray } from 'support/utils/types';\r\nimport { keys } from 'support/utils/object';\r\nimport { each, from, isEmptyArray } from 'support/utils/array';\r\n\r\nexport type EventListener<\r\n EventMap extends Record,\r\n Name extends keyof EventMap = keyof EventMap\r\n> = (...args: EventMap[Name]) => void;\r\n\r\nexport type InitialEventListeners> = {\r\n [K in keyof EventMap]?: EventListener | EventListener[];\r\n};\r\n\r\nconst manageListener = >(\r\n callback: (listener?: EventListener) => void,\r\n listener?: EventListener | EventListener[]\r\n) => {\r\n each(isArray(listener) ? listener : [listener], callback);\r\n};\r\n\r\nexport const createEventListenerHub = >(\r\n initialEventListeners?: InitialEventListeners\r\n) => {\r\n type EventListener = (\r\n ...args: EventMap[Name]\r\n ) => void;\r\n type RemoveEvent = {\r\n (name?: Name, listener?: EventListener): void;\r\n (name?: Name, listener?: EventListener[]): void;\r\n (\r\n name?: Name,\r\n listener?: EventListener | EventListener[]\r\n ): void;\r\n };\r\n type AddEvent = {\r\n (name: Name, listener: EventListener): () => void;\r\n (name: Name, listener: EventListener[]): () => void;\r\n (\r\n name: Name,\r\n listener: EventListener | EventListener[]\r\n ): () => void;\r\n };\r\n type TriggerEvent = {\r\n (name: Name, args?: EventMap[Name]): void;\r\n };\r\n\r\n const events = new Map>();\r\n\r\n const removeEvent: RemoveEvent = (\r\n name?: Name,\r\n listener?: EventListener | EventListener[]\r\n ): void => {\r\n if (name) {\r\n const eventSet = events.get(name);\r\n manageListener((currListener) => {\r\n if (eventSet) {\r\n eventSet[currListener ? 'delete' : 'clear'](currListener!);\r\n }\r\n }, listener as any);\r\n } else {\r\n events.forEach((eventSet) => {\r\n eventSet.clear();\r\n });\r\n events.clear();\r\n }\r\n };\r\n\r\n const addEvent: AddEvent = (\r\n name: Name,\r\n listener: EventListener | EventListener[]\r\n ): (() => void) => {\r\n const eventSet = events.get(name) || new Set();\r\n events.set(name, eventSet);\r\n\r\n manageListener((currListener) => {\r\n currListener && eventSet.add(currListener);\r\n }, listener as any);\r\n\r\n return removeEvent.bind(0, name as any, listener as any);\r\n };\r\n\r\n const triggerEvent: TriggerEvent = (\r\n name: Name,\r\n args?: EventMap[Name]\r\n ): void => {\r\n const eventSet = events.get(name);\r\n\r\n each(from(eventSet), (event) => {\r\n if (args && !isEmptyArray(args)) {\r\n (event as (...args: EventMap[keyof EventMap]) => void).apply(0, args as any);\r\n } else {\r\n (event as () => void)();\r\n }\r\n });\r\n };\r\n\r\n const initialListenerKeys = keys(initialEventListeners) as Extract[];\r\n each(initialListenerKeys, (key) => {\r\n addEvent(key, initialEventListeners![key] as any);\r\n });\r\n\r\n return [addEvent, removeEvent, triggerEvent] as [AddEvent, RemoveEvent, TriggerEvent];\r\n};\r\n","import { assignDeep, hasOwnProperty } from 'support';\r\nimport type { Options, ReadonlyOptions } from 'options';\r\nimport type { DeepPartial } from 'typings';\r\n\r\nexport type SetupElements> = [elements: T, destroy: () => void];\r\n\r\nexport type SetupUpdate = (\r\n changedOptions: DeepPartial,\r\n force: boolean,\r\n ...args: T\r\n) => void;\r\n\r\nexport type SetupUpdateCheckOption = (path: string) => [value: T, changed: boolean];\r\n\r\nexport type SetupUpdateSegment> = (\r\n updateHints: Hints,\r\n checkOption: SetupUpdateCheckOption,\r\n force: boolean\r\n) => Partial | void;\r\n\r\nexport type SetupState> = [\r\n get: () => T,\r\n set: (newState: Partial) => void\r\n];\r\n\r\nexport type Setup<\r\n DynamicState,\r\n StaticState extends Record = Record,\r\n A extends any[] = []\r\n> = [update: SetupUpdate, state: (() => DynamicState) & StaticState, destroy: () => void];\r\n\r\nconst getPropByPath = (obj: any, path: string): T =>\r\n obj\r\n ? path.split('.').reduce((o, prop) => (o && hasOwnProperty(o, prop) ? o[prop] : undefined), obj)\r\n : undefined;\r\n\r\nexport const createOptionCheck =\r\n (\r\n options: ReadonlyOptions,\r\n changedOptions: DeepPartial,\r\n force?: boolean\r\n ): SetupUpdateCheckOption =>\r\n (path: string) =>\r\n [getPropByPath(options, path), force || getPropByPath(changedOptions, path) !== undefined];\r\n\r\nexport const createState = (initialState: S): SetupState => {\r\n let state: S = initialState;\r\n return [\r\n () => state,\r\n (newState: Partial) => {\r\n state = assignDeep({}, state, newState);\r\n },\r\n ];\r\n};\r\n","export const classNameEnvironment = 'os-environment';\r\nexport const classNameEnvironmentFlexboxGlue = `${classNameEnvironment}-flexbox-glue`;\r\nexport const classNameEnvironmentFlexboxGlueMax = `${classNameEnvironmentFlexboxGlue}-max`;\r\n\r\nexport const dataAttributeHost = 'data-overlayscrollbars';\r\nexport const dataAttributeHostOverflowX = `${dataAttributeHost}-overflow-x`;\r\nexport const dataAttributeHostOverflowY = `${dataAttributeHost}-overflow-y`;\r\nexport const dataValueHostOverflowVisible = 'overflowVisible';\r\nexport const dataValueHostScrollbarHidden = 'scrollbarHidden';\r\nexport const dataValueHostUpdating = 'updating';\r\nexport const classNamePadding = 'os-padding';\r\nexport const classNameViewport = 'os-viewport';\r\nexport const classNameViewportArrange = `${classNameViewport}-arrange`;\r\nexport const classNameContent = 'os-content';\r\nexport const classNameViewportScrollbarHidden = `${classNameViewport}-scrollbar-hidden`;\r\nexport const classNameOverflowVisible = `os-overflow-visible`;\r\n\r\nexport const classNameSizeObserver = 'os-size-observer';\r\nexport const classNameSizeObserverAppear = `${classNameSizeObserver}-appear`;\r\nexport const classNameSizeObserverListener = `${classNameSizeObserver}-listener`;\r\nexport const classNameSizeObserverListenerScroll = `${classNameSizeObserverListener}-scroll`;\r\nexport const classNameSizeObserverListenerItem = `${classNameSizeObserverListener}-item`;\r\nexport const classNameSizeObserverListenerItemFinal = `${classNameSizeObserverListenerItem}-final`;\r\n\r\nexport const classNameTrinsicObserver = 'os-trinsic-observer';\r\n\r\nexport const classNameScrollbar = 'os-scrollbar';\r\nexport const classNameScrollbarRtl = `${classNameScrollbar}-rtl`;\r\nexport const classNameScrollbarHorizontal = `${classNameScrollbar}-horizontal`;\r\nexport const classNameScrollbarVertical = `${classNameScrollbar}-vertical`;\r\nexport const classNameScrollbarTrack = `${classNameScrollbar}-track`;\r\nexport const classNameScrollbarHandle = `${classNameScrollbar}-handle`;\r\nexport const classNamesScrollbarVisible = `${classNameScrollbar}-visible`;\r\nexport const classNamesScrollbarCornerless = `${classNameScrollbar}-cornerless`;\r\nexport const classNamesScrollbarTransitionless = `${classNameScrollbar}-transitionless`;\r\nexport const classNamesScrollbarInteraction = `${classNameScrollbar}-interaction`;\r\nexport const classNamesScrollbarUnusable = `${classNameScrollbar}-unusable`;\r\nexport const classNamesScrollbarAutoHidden = `${classNameScrollbar}-auto-hidden`;\r\nexport const classNamesScrollbarTrackInteractive = `${classNameScrollbarTrack}-interactive`;\r\nexport const classNamesScrollbarHandleInteractive = `${classNameScrollbarHandle}-interactive`;\r\n","import { assignDeep, each, isObject, keys, isArray, hasOwnProperty, isFunction } from 'support';\r\nimport { DeepPartial, DeepReadonly } from 'typings';\r\n\r\nconst opsStringify = (value: any) =>\r\n JSON.stringify(value, (_, val) => {\r\n if (isFunction(val)) {\r\n throw new Error();\r\n }\r\n return val;\r\n });\r\n\r\nexport type ResizeBehavior = 'none' | 'both' | 'horizontal' | 'vertical';\r\n\r\nexport type OverflowBehavior =\r\n | 'hidden'\r\n | 'scroll'\r\n | 'visible'\r\n | 'visible-hidden'\r\n | 'visible-scroll';\r\n\r\nexport type ScrollbarVisibilityBehavior = 'visible' | 'hidden' | 'auto';\r\n\r\nexport type ScrollbarAutoHideBehavior = 'never' | 'scroll' | 'leave' | 'move';\r\n\r\nexport type ScrollBehavior = 'always' | 'ifneeded' | 'never';\r\n\r\nexport type BasicEventCallback = (this: any) => void;\r\n\r\nexport type ScrollEventCallback = (this: any, args?: UIEvent) => void;\r\n\r\nexport type OverflowChangedCallback = (this: any, args?: OverflowChangedArgs) => void;\r\n\r\nexport type OverflowAmountChangedCallback = (this: any, args?: OverflowAmountChangedArgs) => void;\r\n\r\nexport type DirectionChangedCallback = (this: any, args?: DirectionChangedArgs) => void;\r\n\r\nexport type SizeChangedCallback = (this: any, args?: SizeChangedArgs) => void;\r\n\r\nexport type UpdatedCallback = (this: any, args?: UpdatedArgs) => void;\r\n\r\nexport interface Options {\r\n paddingAbsolute: boolean;\r\n showNativeOverlaidScrollbars: boolean;\r\n updating: {\r\n elementEvents: Array<[elementSelector: string, eventNames: string]> | null;\r\n attributes: string[] | null;\r\n debounce: [timeout: number, maxWait: number] | number | null; // (if tuple: [timeout: 0, maxWait: 33], if number: [timeout: number, maxWait: false]) debounce for content Changes\r\n ignoreMutation: ((mutation: MutationRecord) => any) | null;\r\n };\r\n overflow: {\r\n x: OverflowBehavior;\r\n y: OverflowBehavior;\r\n };\r\n scrollbars: {\r\n theme: string | null;\r\n visibility: ScrollbarVisibilityBehavior;\r\n autoHide: ScrollbarAutoHideBehavior;\r\n autoHideDelay: number;\r\n dragScroll: boolean;\r\n clickScroll: boolean;\r\n pointers: string[] | null;\r\n };\r\n}\r\n\r\nexport type ReadonlyOptions = DeepReadonly;\r\n\r\nexport interface OverflowChangedArgs {\r\n x: boolean;\r\n y: boolean;\r\n xScrollable: boolean;\r\n yScrollable: boolean;\r\n clipped: boolean;\r\n}\r\n\r\nexport interface OverflowAmountChangedArgs {\r\n x: number;\r\n y: number;\r\n}\r\n\r\nexport interface DirectionChangedArgs {\r\n isRTL: number;\r\n dir: string;\r\n}\r\n\r\nexport interface SizeChangedArgs {\r\n width: number;\r\n height: number;\r\n}\r\n\r\nexport interface UpdatedArgs {\r\n forced: boolean;\r\n}\r\n\r\nexport const defaultOptions: Options = {\r\n // resize: 'none', // none || both || horizontal || vertical || n || b || h || v\r\n paddingAbsolute: false, // true || false\r\n showNativeOverlaidScrollbars: false, // true || false\r\n updating: {\r\n elementEvents: [['img', 'load']], // array of tuples || null\r\n debounce: [0, 33], // number || number array || null\r\n attributes: null, // string array || null\r\n ignoreMutation: null, // () => any || null\r\n },\r\n overflow: {\r\n x: 'scroll', // visible-hidden || visible-scroll || hidden || scroll || v-h || v-s || h || s\r\n y: 'scroll', // visible-hidden || visible-scroll || hidden || scroll || v-h || v-s || h || s\r\n },\r\n scrollbars: {\r\n theme: 'os-theme-dark',\r\n visibility: 'auto', // visible || hidden || auto || v || h || a\r\n autoHide: 'never', // never || scroll || leave || move || n || s || l || m\r\n autoHideDelay: 1300, // number\r\n dragScroll: true, // true || false\r\n clickScroll: false, // true || false\r\n pointers: ['mouse', 'touch', 'pen'], // null || array of supported pointers: https://developer.mozilla.org/en-US/docs/Web/API/PointerEvent/pointerType\r\n },\r\n};\r\n\r\nexport const getOptionsDiff = (currOptions: T, newOptions: DeepPartial): DeepPartial => {\r\n const diff: DeepPartial = {};\r\n const optionsKeys = keys(newOptions).concat(keys(currOptions));\r\n\r\n each(optionsKeys, (optionKey) => {\r\n const currOptionValue = currOptions[optionKey];\r\n const newOptionValue = newOptions[optionKey];\r\n\r\n if (isObject(currOptionValue) && isObject(newOptionValue)) {\r\n assignDeep((diff[optionKey] = {}), getOptionsDiff(currOptionValue, newOptionValue));\r\n } else if (hasOwnProperty(newOptions, optionKey) && newOptionValue !== currOptionValue) {\r\n let isDiff = true;\r\n\r\n if (isArray(currOptionValue) || isArray(newOptionValue)) {\r\n try {\r\n if (opsStringify(currOptionValue) === opsStringify(newOptionValue)) {\r\n isDiff = false;\r\n }\r\n } catch {}\r\n }\r\n\r\n if (isDiff) {\r\n diff[optionKey] = newOptionValue;\r\n }\r\n }\r\n });\r\n\r\n return diff;\r\n};\r\n","import { each, isArray, keys } from 'support';\r\nimport { OverlayScrollbars, OverlayScrollbarsStatic } from 'overlayscrollbars';\r\n\r\nexport type PluginInstance =\r\n | Record\r\n | ((staticObj: OverlayScrollbarsStatic, instanceObj: OverlayScrollbars) => void);\r\nexport type Plugin = {\r\n [pluginName: string]: T;\r\n};\r\n\r\nconst pluginRegistry: Record = {};\r\n\r\nexport const getPlugins = () => pluginRegistry;\r\n\r\nexport const addPlugin = (addedPlugin: Plugin | Plugin[]) => {\r\n each((isArray(addedPlugin) ? addedPlugin : [addedPlugin]) as Plugin[], (plugin) => {\r\n const pluginName = keys(plugin)[0];\r\n pluginRegistry[pluginName] = plugin[pluginName];\r\n });\r\n};\r\n","import { each, hasOwnProperty, keys, push, isEmptyObject } from 'support/utils';\r\nimport { type, isArray, isUndefined, isPlainObject, isString } from 'support/utils/types';\r\nimport { PlainObject, DeepPartial } from 'typings';\r\n\r\nexport type OptionsObjectType = Record;\r\nexport type OptionsFunctionType = (this: any, ...args: any[]) => any;\r\nexport type OptionsTemplateType = ExtractPropsKey<\r\n OptionsTemplateTypeMap,\r\n T\r\n>;\r\nexport type OptionsTemplateTypes = keyof OptionsTemplateTypeMap;\r\nexport type OptionsTemplateNativeTypes = OptionsTemplateTypeMap[keyof OptionsTemplateTypeMap];\r\n\r\nexport type OptionsTemplateValue = T extends string\r\n ? string extends T\r\n ? OptionsTemplateValueNonEnum\r\n : string\r\n : OptionsTemplateValueNonEnum;\r\n\r\nexport type OptionsTemplate = {\r\n [P in keyof T]: T[P] extends OptionsObjectType\r\n ? OptionsTemplate\r\n : T[P] extends OptionsTemplateNativeTypes\r\n ? OptionsTemplateValue\r\n : never;\r\n};\r\n\r\nexport type OptionsValidationResult = [\r\n DeepPartial, // validated\r\n Record // foreign\r\n];\r\n\r\ntype OptionsTemplateTypeMap = {\r\n __TPL_boolean_TYPE__: boolean;\r\n __TPL_number_TYPE__: number;\r\n __TPL_string_TYPE__: string;\r\n __TPL_array_TYPE__: Array | ReadonlyArray;\r\n __TPL_function_TYPE__: OptionsFunctionType;\r\n __TPL_null_TYPE__: null;\r\n __TPL_object_TYPE__: OptionsObjectType;\r\n};\r\n\r\ntype OptionsTemplateValueNonEnum =\r\n | OptionsTemplateType\r\n | [OptionsTemplateType, ...Array];\r\n\r\ntype ExtractPropsKey = {\r\n [P in keyof T]: TProps extends T[P] ? P : never;\r\n}[keyof T];\r\n\r\ntype OptionsTemplateTypesDictionary = {\r\n readonly boolean: OptionsTemplateType;\r\n readonly number: OptionsTemplateType;\r\n readonly string: OptionsTemplateType;\r\n readonly array: OptionsTemplateType>;\r\n readonly object: OptionsTemplateType;\r\n readonly function: OptionsTemplateType;\r\n readonly null: OptionsTemplateType;\r\n};\r\n\r\nconst optionsTemplateTypes: OptionsTemplateTypesDictionary = {\r\n boolean: '__TPL_boolean_TYPE__',\r\n number: '__TPL_number_TYPE__',\r\n string: '__TPL_string_TYPE__',\r\n array: '__TPL_array_TYPE__',\r\n object: '__TPL_object_TYPE__',\r\n function: '__TPL_function_TYPE__',\r\n null: '__TPL_null_TYPE__',\r\n};\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a object which looks like:\r\n * {\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * }\r\n * @param template The template according to which the options object shall be validated.\r\n * @param options The options object which shall be validated.\r\n * @param optionsDiff When provided the returned validated object will only have properties which are different to this objects properties.\r\n * Example (assume all properties are valid to the template):\r\n * Options object : { a: 'a', b: 'b', c: 'c' }\r\n * optionsDiff object : { a: 'a', b: 'b', c: undefined }\r\n * Returned validated object : { c: 'c' }\r\n * Because the value of the properties a and b didn't change, they aren't included in the returned object.\r\n * Without the optionsDiff object the returned validated object would be: { a: 'a', b: 'b', c: 'c' }\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n * @param propPath The propertyPath which lead to this object. (used for error logging)\r\n */\r\nconst validateRecursive = (\r\n template: OptionsTemplate,\r\n options: DeepPartial,\r\n doWriteErrors?: boolean,\r\n propPath?: string\r\n): OptionsValidationResult => {\r\n const validatedOptions: DeepPartial = {};\r\n const optionsCopy: DeepPartial = { ...options };\r\n const props = keys(template).filter((prop) => hasOwnProperty(options, prop));\r\n\r\n each(props, (prop: Extract) => {\r\n const optionsValue: any = options[prop];\r\n const templateValue: PlainObject | string | OptionsTemplateTypes | Array =\r\n template[prop];\r\n const templateIsComplex = isPlainObject(templateValue);\r\n const propPrefix = propPath ? `${propPath}.` : '';\r\n\r\n // if the template has a object as value, it means that the options are complex (verschachtelt)\r\n if (templateIsComplex && isPlainObject(optionsValue)) {\r\n const [validated, foreign] = validateRecursive(\r\n templateValue as T,\r\n optionsValue,\r\n doWriteErrors,\r\n propPrefix + prop\r\n );\r\n validatedOptions[prop] = validated as any;\r\n optionsCopy[prop] = foreign as any;\r\n\r\n each([optionsCopy, validatedOptions], (value) => {\r\n if (isEmptyObject(value[prop])) {\r\n delete value[prop];\r\n }\r\n });\r\n } else if (!templateIsComplex) {\r\n let isValid = false;\r\n const errorEnumStrings: Array = [];\r\n const errorPossibleTypes: Array = [];\r\n const optionsValueType = type(optionsValue);\r\n const templateValueArr: Array = !isArray(templateValue)\r\n ? [templateValue as string | OptionsTemplateTypes]\r\n : (templateValue as Array);\r\n\r\n each(templateValueArr, (currTemplateType) => {\r\n // if currType value isn't inside possibleTemplateTypes we assume its a enum string value\r\n let typeString: string | undefined;\r\n each(optionsTemplateTypes, (value: string, key: string) => {\r\n if (value === currTemplateType) {\r\n typeString = key;\r\n }\r\n });\r\n const isEnumString = isUndefined(typeString);\r\n if (isEnumString && isString(optionsValue)) {\r\n // split it into a array which contains all possible values for example: [\"yes\", \"no\", \"maybe\"]\r\n const enumStringSplit = currTemplateType.split(' ');\r\n isValid = !!enumStringSplit.find((possibility) => possibility === optionsValue);\r\n\r\n // build error message\r\n push(errorEnumStrings, enumStringSplit);\r\n } else {\r\n isValid = optionsTemplateTypes[optionsValueType] === currTemplateType;\r\n }\r\n\r\n // build error message\r\n push(errorPossibleTypes, isEnumString ? optionsTemplateTypes.string : typeString!);\r\n\r\n // continue if invalid, break if valid\r\n return !isValid;\r\n });\r\n\r\n if (isValid) {\r\n validatedOptions[prop] = optionsValue;\r\n } else if (doWriteErrors) {\r\n console.warn(\r\n `${\r\n `The option \"${propPrefix}${prop}\" wasn't set, because it doesn't accept the type [ ${optionsValueType.toUpperCase()} ] with the value of \"${optionsValue}\".\\r\\n` +\r\n `Accepted types are: [ ${errorPossibleTypes.join(', ').toUpperCase()} ].\\r\\n`\r\n }${\r\n errorEnumStrings.length > 0\r\n ? `\\r\\nValid strings are: [ ${errorEnumStrings.join(', ')} ].`\r\n : ''\r\n }`\r\n );\r\n }\r\n\r\n delete optionsCopy[prop];\r\n }\r\n });\r\n\r\n return [validatedOptions, optionsCopy]; // optionsCopy equals now to foreign options\r\n};\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a tuple which looks like:\r\n * [\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * ]\r\n * @param template The template according to which the options object shall be validated.\r\n * @param options The options object which shall be validated.\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n */\r\nconst validateOptions = (\r\n template: OptionsTemplate,\r\n options: DeepPartial,\r\n doWriteErrors?: boolean\r\n): OptionsValidationResult => validateRecursive(template, options, doWriteErrors);\r\n\r\nexport { validateOptions, optionsTemplateTypes };\r\n","import {\r\n Options,\r\n OverflowBehavior,\r\n ScrollbarVisibilityBehavior,\r\n ScrollbarAutoHideBehavior,\r\n} from 'options';\r\nimport {\r\n validateOptions,\r\n OptionsTemplate,\r\n OptionsTemplateValue,\r\n optionsTemplateTypes as oTypes,\r\n} from 'plugins/optionsValidationPlugin/validation';\r\nimport type { DeepPartial } from 'typings';\r\nimport type { Plugin } from 'plugins';\r\n\r\nconst numberAllowedValues: OptionsTemplateValue = oTypes.number;\r\nconst booleanAllowedValues: OptionsTemplateValue = oTypes.boolean;\r\nconst arrayNullValues: OptionsTemplateValue | null> = [oTypes.array, oTypes.null];\r\nconst overflowAllowedValues: OptionsTemplateValue =\r\n 'hidden scroll visible visible-hidden';\r\nconst scrollbarsVisibilityAllowedValues: OptionsTemplateValue =\r\n 'visible hidden auto';\r\nconst scrollbarsAutoHideAllowedValues: OptionsTemplateValue =\r\n 'never scroll leavemove';\r\n\r\nconst optionsTemplate: OptionsTemplate = {\r\n // resize: resizeAllowedValues, // none || both || horizontal || vertical || n || b ||\r\n paddingAbsolute: booleanAllowedValues, // true || false\r\n showNativeOverlaidScrollbars: booleanAllowedValues, // true || false\r\n updating: {\r\n elementEvents: arrayNullValues, // array of tuples || null\r\n attributes: arrayNullValues,\r\n debounce: [oTypes.number, oTypes.array, oTypes.null], // number || number array || null\r\n ignoreMutation: [oTypes.function, oTypes.null], // function || null\r\n },\r\n overflow: {\r\n x: overflowAllowedValues, // visible-hidden || visible-scroll || hidden || scrol\r\n y: overflowAllowedValues, // visible-hidden || visible-scroll || hidden || scrol\r\n },\r\n scrollbars: {\r\n theme: [oTypes.string, oTypes.null], // string || null\r\n visibility: scrollbarsVisibilityAllowedValues, // visible || hidden || auto || v ||\r\n autoHide: scrollbarsAutoHideAllowedValues, // never || scroll || leave || move ||\r\n autoHideDelay: numberAllowedValues, // number\r\n dragScroll: booleanAllowedValues, // true || false\r\n clickScroll: booleanAllowedValues, // true || false\r\n pointers: [oTypes.array, oTypes.null], // string array\r\n },\r\n /*\r\n textarea: {\r\n dynWidth: booleanAllowedValues, // true || false\r\n dynHeight: booleanAllowedValues, // true || false\r\n inheritedAttrs: stringArrayNullAllowedValues, // string || array || nul\r\n },\r\n */\r\n};\r\n\r\nexport type OptionsValidationPluginInstance = {\r\n _: (options: DeepPartial, doWriteErrors?: boolean) => DeepPartial;\r\n};\r\n\r\nexport const optionsValidationPluginName = '__osOptionsValidationPlugin';\r\n\r\nexport const optionsValidationPlugin: Plugin = {\r\n [optionsValidationPluginName]: {\r\n _: (options: DeepPartial, doWriteErrors?: boolean) => {\r\n const [validated, foreign] = validateOptions(optionsTemplate, options, doWriteErrors);\r\n return { ...foreign, ...validated };\r\n },\r\n },\r\n};\r\n","import {\r\n createDOM,\r\n style,\r\n appendChildren,\r\n offsetSize,\r\n scrollLeft,\r\n scrollTop,\r\n on,\r\n addClass,\r\n equalWH,\r\n push,\r\n cAF,\r\n rAF,\r\n stopPropagation,\r\n} from 'support';\r\nimport {\r\n classNameSizeObserverListenerScroll,\r\n classNameSizeObserverListenerItem,\r\n classNameSizeObserverListenerItemFinal,\r\n} from 'classnames';\r\nimport type { Plugin } from 'plugins';\r\n\r\nexport type SizeObserverPluginInstance = {\r\n _: (\r\n listenerElement: HTMLElement,\r\n onSizeChangedCallback: (appear: boolean) => any,\r\n observeAppearChange: boolean\r\n ) => [appearCallback: () => any, offFns: (() => any)[]];\r\n};\r\n\r\nconst scrollAmount = 3333333;\r\nconst scrollEventName = 'scroll';\r\nexport const sizeObserverPluginName = '__osSizeObserverPlugin';\r\n\r\nexport const sizeObserverPlugin: Plugin = {\r\n [sizeObserverPluginName]: {\r\n _: (listenerElement, onSizeChangedCallback, observeAppearChange) => {\r\n const observerElementChildren = createDOM(\r\n `
`\r\n );\r\n appendChildren(listenerElement, observerElementChildren);\r\n addClass(listenerElement, classNameSizeObserverListenerScroll);\r\n const observerElementChildrenRoot = observerElementChildren[0] as HTMLElement;\r\n const shrinkElement = observerElementChildrenRoot.lastChild as HTMLElement;\r\n const expandElement = observerElementChildrenRoot.firstChild as HTMLElement;\r\n const expandElementChild = expandElement?.firstChild as HTMLElement;\r\n\r\n let cacheSize = offsetSize(observerElementChildrenRoot);\r\n let currSize = cacheSize;\r\n let isDirty = false;\r\n let rAFId: number;\r\n\r\n const reset = () => {\r\n scrollLeft(expandElement, scrollAmount);\r\n scrollTop(expandElement, scrollAmount);\r\n scrollLeft(shrinkElement, scrollAmount);\r\n scrollTop(shrinkElement, scrollAmount);\r\n };\r\n const onResized = (appear?: unknown) => {\r\n rAFId = 0;\r\n if (isDirty) {\r\n cacheSize = currSize;\r\n onSizeChangedCallback(appear === true);\r\n }\r\n };\r\n const onScroll = (scrollEvent?: Event | false) => {\r\n currSize = offsetSize(observerElementChildrenRoot);\r\n isDirty = !scrollEvent || !equalWH(currSize, cacheSize);\r\n\r\n if (scrollEvent) {\r\n stopPropagation(scrollEvent);\r\n\r\n if (isDirty && !rAFId) {\r\n cAF!(rAFId);\r\n rAFId = rAF!(onResized);\r\n }\r\n } else {\r\n onResized(scrollEvent === false);\r\n }\r\n\r\n reset();\r\n };\r\n const offListeners = push(\r\n [],\r\n [on(expandElement, scrollEventName, onScroll), on(shrinkElement, scrollEventName, onScroll)]\r\n );\r\n\r\n // lets assume that the divs will never be that large and a constant value is enough\r\n style(expandElementChild, {\r\n width: scrollAmount,\r\n height: scrollAmount,\r\n });\r\n\r\n rAF!(reset);\r\n\r\n return [observeAppearChange ? onScroll.bind(0, false) : reset, offListeners];\r\n },\r\n },\r\n};\r\n","import {\r\n keys,\r\n attr,\r\n WH,\r\n style,\r\n addClass,\r\n removeClass,\r\n noop,\r\n each,\r\n assignDeep,\r\n windowSize,\r\n UpdateCache,\r\n XY,\r\n} from 'support';\r\nimport { classNameViewportArrange } from 'classnames';\r\nimport type { StyleObject } from 'typings';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type {\r\n ViewportOverflowState,\r\n GetViewportOverflowState,\r\n HideNativeScrollbars,\r\n} from 'setups/structureSetup/updateSegments/overflowUpdateSegment';\r\nimport type { InternalEnvironment } from 'environment';\r\nimport type { Plugin } from 'plugins';\r\n\r\nexport type ArrangeViewport = (\r\n viewportOverflowState: ViewportOverflowState,\r\n viewportScrollSize: WH,\r\n sizeFraction: WH,\r\n directionIsRTL: boolean\r\n) => boolean;\r\n\r\nexport type UndoViewportArrangeResult = [\r\n redoViewportArrange: () => void,\r\n overflowState?: ViewportOverflowState\r\n];\r\n\r\nexport type UndoArrangeViewport = (\r\n showNativeOverlaidScrollbars: boolean,\r\n directionIsRTL: boolean,\r\n viewportOverflowState?: ViewportOverflowState\r\n) => UndoViewportArrangeResult;\r\n\r\nexport type ScrollbarsHidingPluginInstance = {\r\n _createUniqueViewportArrangeElement(env: InternalEnvironment): HTMLStyleElement | false;\r\n _overflowUpdateSegment(\r\n doViewportArrange: boolean,\r\n flexboxGlue: boolean,\r\n viewport: HTMLElement,\r\n viewportArrange: HTMLStyleElement | false | null | undefined,\r\n getState: () => StructureSetupState,\r\n getViewportOverflowState: GetViewportOverflowState,\r\n hideNativeScrollbars: HideNativeScrollbars\r\n ): [ArrangeViewport, UndoArrangeViewport];\r\n _envWindowZoom(): (\r\n envInstance: InternalEnvironment,\r\n updateNativeScrollbarSizeCache: UpdateCache>,\r\n triggerEvent: () => void\r\n ) => void;\r\n};\r\n\r\nlet contentArrangeCounter = 0;\r\nconst { round, abs } = Math;\r\nconst getWindowDPR = (): number => {\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const dDPI = window.screen.deviceXDPI || 0;\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const sDPI = window.screen.logicalXDPI || 1;\r\n return window.devicePixelRatio || dDPI / sDPI;\r\n};\r\n\r\nconst diffBiggerThanOne = (valOne: number, valTwo: number): boolean => {\r\n const absValOne = abs(valOne);\r\n const absValTwo = abs(valTwo);\r\n return !(absValOne === absValTwo || absValOne + 1 === absValTwo || absValOne - 1 === absValTwo);\r\n};\r\n\r\nexport const scrollbarsHidingPluginName = '__osScrollbarsHidingPlugin';\r\n\r\nexport const scrollbarsHidingPlugin: Plugin = {\r\n [scrollbarsHidingPluginName]: {\r\n _createUniqueViewportArrangeElement: (env: InternalEnvironment) => {\r\n const { _nativeScrollbarsHiding, _nativeScrollbarsOverlaid, _cssCustomProperties } = env;\r\n const create =\r\n !_cssCustomProperties &&\r\n !_nativeScrollbarsHiding &&\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n const result = create ? document.createElement('style') : false;\r\n\r\n if (result) {\r\n attr(result, 'id', `${classNameViewportArrange}-${contentArrangeCounter}`);\r\n contentArrangeCounter++;\r\n }\r\n\r\n return result;\r\n },\r\n _overflowUpdateSegment: (\r\n doViewportArrange,\r\n flexboxGlue,\r\n viewport,\r\n viewportArrange,\r\n getState,\r\n getViewportOverflowState,\r\n hideNativeScrollbars\r\n ) => {\r\n /**\r\n * Sets the styles of the viewport arrange element.\r\n * @param viewportOverflowState The viewport overflow state according to which the scrollbars shall be hidden.\r\n * @param viewportScrollSize The content scroll size.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @returns A boolean which indicates whether the viewport arrange element was adjusted.\r\n */\r\n const arrangeViewport: ArrangeViewport = (\r\n viewportOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n directionIsRTL\r\n ) => {\r\n if (doViewportArrange) {\r\n const { _viewportPaddingStyle } = getState();\r\n const { _scrollbarsHideOffset, _scrollbarsHideOffsetArrange } = viewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const { x: hideOffsetX, y: hideOffsetY } = _scrollbarsHideOffset;\r\n const viewportArrangeHorizontalPaddingKey: keyof StyleObject = directionIsRTL\r\n ? 'paddingRight'\r\n : 'paddingLeft';\r\n const viewportArrangeHorizontalPaddingValue = _viewportPaddingStyle[\r\n viewportArrangeHorizontalPaddingKey\r\n ] as number;\r\n const viewportArrangeVerticalPaddingValue = _viewportPaddingStyle.paddingTop as number;\r\n const fractionalContentWidth = viewportScrollSize.w + sizeFraction.w;\r\n const fractionalContenHeight = viewportScrollSize.h + sizeFraction.h;\r\n const arrangeSize = {\r\n w:\r\n hideOffsetY && arrangeY\r\n ? `${\r\n hideOffsetY + fractionalContentWidth - viewportArrangeHorizontalPaddingValue\r\n }px`\r\n : '',\r\n h:\r\n hideOffsetX && arrangeX\r\n ? `${hideOffsetX + fractionalContenHeight - viewportArrangeVerticalPaddingValue}px`\r\n : '',\r\n };\r\n\r\n // adjust content arrange / before element\r\n if (viewportArrange) {\r\n const { sheet } = viewportArrange;\r\n if (sheet) {\r\n const { cssRules } = sheet;\r\n if (cssRules) {\r\n if (!cssRules.length) {\r\n sheet.insertRule(\r\n `#${attr(viewportArrange, 'id')} + .${classNameViewportArrange}::before {}`,\r\n 0\r\n );\r\n }\r\n\r\n // @ts-ignore\r\n const ruleStyle = cssRules[0].style;\r\n\r\n ruleStyle.width = arrangeSize.w;\r\n ruleStyle.height = arrangeSize.h;\r\n }\r\n }\r\n } else {\r\n style<'--os-vaw' | '--os-vah'>(viewport, {\r\n '--os-vaw': arrangeSize.w,\r\n '--os-vah': arrangeSize.h,\r\n });\r\n }\r\n }\r\n\r\n return doViewportArrange;\r\n };\r\n\r\n /**\r\n * Removes all styles applied because of the viewport arrange strategy.\r\n * @param showNativeOverlaidScrollbars Whether native overlaid scrollbars are shown instead of hidden.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @param viewportOverflowState The currentviewport overflow state or undefined if it has to be determined.\r\n * @returns A object with a function which applies all the removed styles and the determined viewport vverflow state.\r\n */\r\n const undoViewportArrange: UndoArrangeViewport = (\r\n showNativeOverlaidScrollbars,\r\n directionIsRTL,\r\n viewportOverflowState?\r\n ) => {\r\n if (doViewportArrange) {\r\n const finalViewportOverflowState =\r\n viewportOverflowState || getViewportOverflowState(showNativeOverlaidScrollbars);\r\n const { _viewportPaddingStyle: viewportPaddingStyle } = getState();\r\n const { _scrollbarsHideOffsetArrange } = finalViewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const finalPaddingStyle: StyleObject = {};\r\n const assignProps = (props: string) =>\r\n each(props.split(' '), (prop) => {\r\n finalPaddingStyle[prop] = viewportPaddingStyle[prop];\r\n });\r\n\r\n if (arrangeX) {\r\n assignProps('marginBottom paddingTop paddingBottom');\r\n }\r\n\r\n if (arrangeY) {\r\n assignProps('marginLeft marginRight paddingLeft paddingRight');\r\n }\r\n\r\n const prevStyle = style(viewport, keys(finalPaddingStyle));\r\n\r\n removeClass(viewport, classNameViewportArrange);\r\n\r\n if (!flexboxGlue) {\r\n finalPaddingStyle.height = '';\r\n }\r\n\r\n style(viewport, finalPaddingStyle);\r\n\r\n return [\r\n () => {\r\n hideNativeScrollbars(\r\n finalViewportOverflowState,\r\n directionIsRTL,\r\n doViewportArrange,\r\n prevStyle\r\n );\r\n style(viewport, prevStyle);\r\n addClass(viewport, classNameViewportArrange);\r\n },\r\n finalViewportOverflowState,\r\n ];\r\n }\r\n return [noop];\r\n };\r\n\r\n return [arrangeViewport, undoViewportArrange];\r\n },\r\n _envWindowZoom: () => {\r\n let size = { w: 0, h: 0 };\r\n let dpr = 0;\r\n\r\n return (envInstance, updateNativeScrollbarSizeCache, triggerEvent) => {\r\n const sizeNew = windowSize();\r\n const deltaSize = {\r\n w: sizeNew.w - size.w,\r\n h: sizeNew.h - size.h,\r\n };\r\n\r\n if (deltaSize.w === 0 && deltaSize.h === 0) {\r\n return;\r\n }\r\n\r\n const deltaAbsSize = {\r\n w: abs(deltaSize.w),\r\n h: abs(deltaSize.h),\r\n };\r\n const deltaAbsRatio = {\r\n w: abs(round(sizeNew.w / (size.w / 100.0))),\r\n h: abs(round(sizeNew.h / (size.h / 100.0))),\r\n };\r\n const dprNew = getWindowDPR();\r\n const deltaIsBigger = deltaAbsSize.w > 2 && deltaAbsSize.h > 2;\r\n const difference = !diffBiggerThanOne(deltaAbsRatio.w, deltaAbsRatio.h);\r\n const dprChanged = dprNew !== dpr && dprNew > 0;\r\n const isZoom = deltaIsBigger && difference && dprChanged;\r\n\r\n if (isZoom) {\r\n const [scrollbarSize, scrollbarSizeChanged] = updateNativeScrollbarSizeCache();\r\n\r\n assignDeep(envInstance._nativeScrollbarsSize, scrollbarSize); // keep the object same!\r\n\r\n if (scrollbarSizeChanged) {\r\n triggerEvent();\r\n }\r\n }\r\n\r\n size = sizeNew;\r\n dpr = dprNew;\r\n };\r\n },\r\n },\r\n};\r\n","import {\r\n createDOM,\r\n addClass,\r\n style,\r\n appendChildren,\r\n fractionalSize,\r\n clientSize,\r\n absoluteCoordinates,\r\n offsetSize,\r\n scrollLeft,\r\n XY,\r\n removeAttr,\r\n removeElements,\r\n equalBCRWH,\r\n getBoundingClientRect,\r\n assignDeep,\r\n cssProperty,\r\n createCache,\r\n equalXY,\r\n createEventListenerHub,\r\n EventListener,\r\n} from 'support';\r\nimport {\r\n classNameEnvironment,\r\n classNameEnvironmentFlexboxGlue,\r\n classNameEnvironmentFlexboxGlueMax,\r\n classNameViewportScrollbarHidden,\r\n} from 'classnames';\r\nimport { Options, defaultOptions } from 'options';\r\nimport { DeepPartial } from 'typings';\r\nimport { Initialization } from 'initialization';\r\nimport { getPlugins, ScrollbarsHidingPluginInstance, scrollbarsHidingPluginName } from 'plugins';\r\n\r\ntype EnvironmentEventMap = {\r\n _: [];\r\n};\r\n\r\nexport interface InternalEnvironment {\r\n readonly _nativeScrollbarsSize: XY;\r\n readonly _nativeScrollbarsOverlaid: XY;\r\n readonly _nativeScrollbarsHiding: boolean;\r\n readonly _rtlScrollBehavior: { n: boolean; i: boolean };\r\n readonly _flexboxGlue: boolean;\r\n readonly _cssCustomProperties: boolean;\r\n readonly _staticDefaultInitialization: Initialization;\r\n readonly _staticDefaultOptions: Options;\r\n _addListener(listener: EventListener): () => void;\r\n _getDefaultInitialization(): Initialization;\r\n _setDefaultInitialization(newInitialization: DeepPartial): void;\r\n _getDefaultOptions(): Options;\r\n _setDefaultOptions(newDefaultOptions: DeepPartial): void;\r\n}\r\n\r\nlet environmentInstance: InternalEnvironment;\r\n\r\nconst getNativeScrollbarSize = (\r\n body: HTMLElement,\r\n measureElm: HTMLElement,\r\n measureElmChild: HTMLElement,\r\n clear?: boolean\r\n): XY => {\r\n appendChildren(body, measureElm);\r\n\r\n const cSize = clientSize(measureElm);\r\n const oSize = offsetSize(measureElm);\r\n const fSize = fractionalSize(measureElmChild);\r\n\r\n clear && removeElements(measureElm);\r\n\r\n return {\r\n x: oSize.h - cSize.h + fSize.h,\r\n y: oSize.w - cSize.w + fSize.w,\r\n };\r\n};\r\n\r\nconst getNativeScrollbarsHiding = (testElm: HTMLElement): boolean => {\r\n let result = false;\r\n const revertClass = addClass(testElm, classNameViewportScrollbarHidden);\r\n try {\r\n result =\r\n style(testElm, cssProperty('scrollbar-width')) === 'none' ||\r\n window.getComputedStyle(testElm, '::-webkit-scrollbar').getPropertyValue('display') ===\r\n 'none';\r\n } catch (ex) {}\r\n revertClass();\r\n return result;\r\n};\r\n\r\nconst getRtlScrollBehavior = (\r\n parentElm: HTMLElement,\r\n childElm: HTMLElement\r\n): { i: boolean; n: boolean } => {\r\n const strHidden = 'hidden';\r\n style(parentElm, { overflowX: strHidden, overflowY: strHidden, direction: 'rtl' });\r\n scrollLeft(parentElm, 0);\r\n\r\n const parentOffset = absoluteCoordinates(parentElm);\r\n const childOffset = absoluteCoordinates(childElm);\r\n scrollLeft(parentElm, -999); // https://github.com/KingSora/OverlayScrollbars/issues/187\r\n const childOffsetAfterScroll = absoluteCoordinates(childElm);\r\n return {\r\n /**\r\n * origin direction = determines if the zero scroll position is on the left or right side\r\n * 'i' means 'invert' (i === true means that the axis must be inverted to be correct)\r\n * true = on the left side\r\n * false = on the right side\r\n */\r\n i: parentOffset.x === childOffset.x,\r\n /**\r\n * negative = determines if the maximum scroll is positive or negative\r\n * 'n' means 'negate' (n === true means that the axis must be negated to be correct)\r\n * true = negative\r\n * false = positive\r\n */\r\n n: childOffset.x !== childOffsetAfterScroll.x,\r\n };\r\n};\r\n\r\nconst getFlexboxGlue = (parentElm: HTMLElement, childElm: HTMLElement): boolean => {\r\n const revertFbxGlue = addClass(parentElm, classNameEnvironmentFlexboxGlue);\r\n const minOffsetsizeParent = getBoundingClientRect(parentElm);\r\n const minOffsetsize = getBoundingClientRect(childElm);\r\n const supportsMin = equalBCRWH(minOffsetsize, minOffsetsizeParent, true);\r\n\r\n const revertFbxGlueMax = addClass(parentElm, classNameEnvironmentFlexboxGlueMax);\r\n const maxOffsetsizeParent = getBoundingClientRect(parentElm);\r\n const maxOffsetsize = getBoundingClientRect(childElm);\r\n const supportsMax = equalBCRWH(maxOffsetsize, maxOffsetsizeParent, true);\r\n\r\n revertFbxGlue();\r\n revertFbxGlueMax();\r\n\r\n return supportsMin && supportsMax;\r\n};\r\n\r\nconst createEnvironment = (): InternalEnvironment => {\r\n const { body } = document;\r\n const envDOM = createDOM(`
`);\r\n const envElm = envDOM[0] as HTMLElement;\r\n const envChildElm = envElm.firstChild as HTMLElement;\r\n const [addEvent, , triggerEvent] = createEventListenerHub();\r\n const [updateNativeScrollbarSizeCache, getNativeScrollbarSizeCache] = createCache(\r\n {\r\n _initialValue: getNativeScrollbarSize(body, envElm, envChildElm),\r\n _equal: equalXY,\r\n },\r\n getNativeScrollbarSize.bind(0, body, envElm, envChildElm, true)\r\n );\r\n const [nativeScrollbarsSize] = getNativeScrollbarSizeCache();\r\n const nativeScrollbarsHiding = getNativeScrollbarsHiding(envElm);\r\n const nativeScrollbarsOverlaid = {\r\n x: nativeScrollbarsSize.x === 0,\r\n y: nativeScrollbarsSize.y === 0,\r\n };\r\n const staticDefaultInitialization: Initialization = {\r\n host: null,\r\n padding: !nativeScrollbarsHiding,\r\n viewport: (target) => nativeScrollbarsHiding && target === target.ownerDocument.body && target,\r\n content: false,\r\n scrollbarsSlot: true,\r\n cancel: {\r\n nativeScrollbarsOverlaid: true,\r\n body: null,\r\n },\r\n };\r\n const staticDefaultOptions = assignDeep({}, defaultOptions);\r\n\r\n const env: InternalEnvironment = {\r\n _nativeScrollbarsSize: nativeScrollbarsSize,\r\n _nativeScrollbarsOverlaid: nativeScrollbarsOverlaid,\r\n _nativeScrollbarsHiding: nativeScrollbarsHiding,\r\n _cssCustomProperties: style(envElm, 'zIndex') === '-1',\r\n _rtlScrollBehavior: getRtlScrollBehavior(envElm, envChildElm),\r\n _flexboxGlue: getFlexboxGlue(envElm, envChildElm),\r\n _addListener: (listener) => addEvent('_', listener),\r\n _getDefaultInitialization: assignDeep.bind(\r\n 0,\r\n {} as Initialization,\r\n staticDefaultInitialization\r\n ),\r\n _setDefaultInitialization(newInitializationStrategy) {\r\n assignDeep(staticDefaultInitialization, newInitializationStrategy);\r\n },\r\n _getDefaultOptions: assignDeep.bind(0, {} as Options, staticDefaultOptions),\r\n _setDefaultOptions(newDefaultOptions) {\r\n assignDeep(staticDefaultOptions, newDefaultOptions);\r\n },\r\n _staticDefaultInitialization: assignDeep({}, staticDefaultInitialization),\r\n _staticDefaultOptions: assignDeep({}, staticDefaultOptions),\r\n };\r\n\r\n removeAttr(envElm, 'style');\r\n removeElements(envElm);\r\n\r\n if (!nativeScrollbarsHiding && (!nativeScrollbarsOverlaid.x || !nativeScrollbarsOverlaid.y)) {\r\n let resizeFn: undefined | ReturnType;\r\n window.addEventListener('resize', () => {\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n\r\n resizeFn = resizeFn || (scrollbarsHidingPlugin && scrollbarsHidingPlugin._envWindowZoom());\r\n resizeFn && resizeFn(env, updateNativeScrollbarSizeCache, triggerEvent.bind(0, '_'));\r\n });\r\n }\r\n\r\n return env;\r\n};\r\n\r\nconst getEnvironment = (): InternalEnvironment => {\r\n if (!environmentInstance) {\r\n environmentInstance = createEnvironment();\r\n }\r\n return environmentInstance;\r\n};\r\n\r\nexport { getEnvironment };\r\n","import { isFunction, isHTMLElement, isNull, isUndefined } from 'support';\r\nimport type { StructureInitialization } from 'setups/structureSetup';\r\nimport type { ScrollbarsInitialization } from 'setups/scrollbarsSetup';\r\nimport { getEnvironment } from 'environment';\r\nimport { DeepPartial } from 'typings';\r\nimport { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\n\r\ntype StaticInitialization = HTMLElement | false | null;\r\ntype DynamicInitialization = HTMLElement | boolean | null;\r\n\r\nexport type InitializationTargetElement = HTMLElement | HTMLTextAreaElement;\r\n\r\nexport type Initialization = Omit &\r\n ScrollbarsInitialization & {\r\n cancel: {\r\n nativeScrollbarsOverlaid: boolean;\r\n body: boolean | null;\r\n };\r\n };\r\n\r\nexport type InitializationTargetObject = DeepPartial &\r\n Pick;\r\n\r\nexport type InitializationTarget = InitializationTargetElement | InitializationTargetObject;\r\n\r\n/**\r\n * Static elements MUST be present.\r\n * With false, null or undefined the element will be generated, otherwise the specified element is taken.\r\n */\r\nexport type StaticInitializationElement =\r\n | ((...args: Args) => StaticInitialization)\r\n | StaticInitialization;\r\n\r\n/**\r\n * Dynamic element CAN be present.\r\n * If its a element the element will be taken as the repsective element.\r\n * With true the element will be generated.\r\n * With false, null or undefined the element won't be generated.\r\n */\r\nexport type DynamicInitializationElement =\r\n | ((...args: Args) => DynamicInitialization)\r\n | DynamicInitialization;\r\n\r\nexport type FallbackInitializtationElement<\r\n InitElm extends StaticInitializationElement | DynamicInitializationElement\r\n> = Extract any> extends (...args: infer P) => any\r\n ? (...args: P) => HTMLElement\r\n : never;\r\n\r\nconst resolveInitialization = (value: any, args: any): T =>\r\n isFunction(value) ? value.apply(0, args) : value;\r\n\r\nconst staticInitializationElement = >(\r\n args: Parameters any>>,\r\n fallbackStaticInitializationElement: FallbackInitializtationElement,\r\n defaultStaticInitializationElementStrategy: T,\r\n staticInitializationElementValue?: T\r\n): HTMLElement => {\r\n const staticInitialization = isUndefined(staticInitializationElementValue)\r\n ? defaultStaticInitializationElementStrategy\r\n : staticInitializationElementValue;\r\n const resolvedInitialization = resolveInitialization(\r\n staticInitialization,\r\n args\r\n );\r\n return resolvedInitialization || fallbackStaticInitializationElement();\r\n};\r\n\r\nconst dynamicInitializationElement = >(\r\n args: Parameters any>>,\r\n fallbackDynamicInitializationElement: FallbackInitializtationElement,\r\n defaultDynamicInitializationElementStrategy: T,\r\n dynamicInitializationElementValue?: T\r\n): HTMLElement | false => {\r\n const dynamicInitialization = isUndefined(dynamicInitializationElementValue)\r\n ? defaultDynamicInitializationElementStrategy\r\n : dynamicInitializationElementValue;\r\n const resolvedInitialization = resolveInitialization(\r\n dynamicInitialization,\r\n args\r\n );\r\n return (\r\n !!resolvedInitialization &&\r\n (isHTMLElement(resolvedInitialization)\r\n ? resolvedInitialization\r\n : fallbackDynamicInitializationElement())\r\n );\r\n};\r\n\r\nconst cancelInitialization = (\r\n cancelInitializationValue: DeepPartial | false | null | undefined,\r\n structureSetupElements: StructureSetupElementsObj\r\n): boolean => {\r\n const { nativeScrollbarsOverlaid, body } = cancelInitializationValue || {};\r\n const { _isBody, _viewportIsTarget } = structureSetupElements;\r\n const { _getDefaultInitialization, _nativeScrollbarsOverlaid } = getEnvironment();\r\n const { nativeScrollbarsOverlaid: defaultNativeScrollbarsOverlaid, body: defaultbody } =\r\n _getDefaultInitialization().cancel;\r\n\r\n const resolvedNativeScrollbarsOverlaid =\r\n nativeScrollbarsOverlaid ?? defaultNativeScrollbarsOverlaid;\r\n const resolvedDocumentScrollingElement = isUndefined(body) ? defaultbody : body;\r\n\r\n const finalNativeScrollbarsOverlaid =\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y) &&\r\n resolvedNativeScrollbarsOverlaid;\r\n const finalDocumentScrollingElement =\r\n _isBody &&\r\n (isNull(resolvedDocumentScrollingElement)\r\n ? !_viewportIsTarget\r\n : resolvedDocumentScrollingElement);\r\n\r\n return !!finalNativeScrollbarsOverlaid || !!finalDocumentScrollingElement;\r\n};\r\n\r\nexport { staticInitializationElement, dynamicInitializationElement, cancelInitialization };\r\n","import {\r\n isHTMLElement,\r\n appendChildren,\r\n createDiv,\r\n is,\r\n contents,\r\n insertAfter,\r\n addClass,\r\n parent,\r\n indexOf,\r\n removeElements,\r\n removeClass,\r\n hasClass,\r\n push,\r\n runEachAndClear,\r\n insertBefore,\r\n attr,\r\n keys,\r\n removeAttr,\r\n attrClass,\r\n hasAttrClass,\r\n noop,\r\n} from 'support';\r\nimport {\r\n dataAttributeHost,\r\n dataAttributeHostOverflowX,\r\n dataAttributeHostOverflowY,\r\n classNamePadding,\r\n classNameViewport,\r\n classNameContent,\r\n classNameViewportScrollbarHidden,\r\n} from 'classnames';\r\nimport { getEnvironment } from 'environment';\r\nimport { getPlugins, scrollbarsHidingPluginName } from 'plugins';\r\nimport type { ScrollbarsHidingPluginInstance } from 'plugins/scrollbarsHidingPlugin';\r\nimport {\r\n staticInitializationElement as generalStaticInitializationElement,\r\n dynamicInitializationElement as generalDynamicInitializationElement,\r\n} from 'initialization';\r\nimport type {\r\n InitializationTarget,\r\n InitializationTargetElement,\r\n InitializationTargetObject,\r\n} from 'initialization';\r\nimport type {\r\n StructureDynamicInitializationElement,\r\n StructureStaticInitializationElement,\r\n} from 'setups/structureSetup/structureSetup.initialization';\r\n\r\nexport type StructureSetupElements = [\r\n targetObj: StructureSetupElementsObj,\r\n appendElements: () => void,\r\n destroy: () => void\r\n];\r\n\r\nexport interface StructureSetupElementsObj {\r\n _target: InitializationTargetElement;\r\n _host: HTMLElement;\r\n _viewport: HTMLElement;\r\n _padding: HTMLElement | false;\r\n _content: HTMLElement | false;\r\n _viewportArrange: HTMLStyleElement | false | null | undefined;\r\n _scrollOffsetElement: HTMLElement;\r\n _scrollEventElement: HTMLElement | Document;\r\n // ctx ----\r\n _isTextarea: boolean;\r\n _isBody: boolean;\r\n _windowElm: Window;\r\n _documentElm: Document;\r\n _targetIsElm: boolean;\r\n _viewportIsTarget: boolean;\r\n _viewportHasClass: (className: string, attributeClassName: string) => boolean;\r\n _viewportAddRemoveClass: (className: string, attributeClassName: string, add?: boolean) => void;\r\n}\r\n\r\nconst createNewDiv = createDiv.bind(0, '');\r\n\r\nconst unwrap = (elm: HTMLElement | false | null | undefined) => {\r\n appendChildren(parent(elm), contents(elm));\r\n removeElements(elm);\r\n};\r\n\r\nconst addDataAttrHost = (elm: HTMLElement, value: string) => {\r\n attr(elm, dataAttributeHost, value);\r\n return removeAttr.bind(0, elm, dataAttributeHost);\r\n};\r\n\r\nexport const createStructureSetupElements = (\r\n target: InitializationTarget\r\n): StructureSetupElements => {\r\n const env = getEnvironment();\r\n const { _getDefaultInitialization, _nativeScrollbarsHiding } = env;\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n const createUniqueViewportArrangeElement =\r\n scrollbarsHidingPlugin && scrollbarsHidingPlugin._createUniqueViewportArrangeElement;\r\n const {\r\n host: defaultHostInitialization,\r\n viewport: defaultViewportInitialization,\r\n padding: defaultPaddingInitialization,\r\n content: defaultContentInitialization,\r\n } = _getDefaultInitialization();\r\n const targetIsElm = isHTMLElement(target);\r\n const targetStructureInitialization = (targetIsElm ? {} : target) as InitializationTargetObject;\r\n const {\r\n host: hostInitialization,\r\n padding: paddingInitialization,\r\n viewport: viewportInitialization,\r\n content: contentInitialization,\r\n } = targetStructureInitialization;\r\n\r\n const targetElement = targetIsElm ? target : targetStructureInitialization.target;\r\n const isTextarea = is(targetElement, 'textarea');\r\n const ownerDocument = targetElement.ownerDocument;\r\n const isBody = targetElement === ownerDocument.body;\r\n const wnd = ownerDocument.defaultView as Window;\r\n const staticInitializationElement =\r\n generalStaticInitializationElement.bind(0, [\r\n targetElement,\r\n ]);\r\n const dynamicInitializationElement =\r\n generalDynamicInitializationElement.bind(0, [\r\n targetElement,\r\n ]);\r\n const viewportElement = staticInitializationElement(\r\n createNewDiv,\r\n defaultViewportInitialization,\r\n viewportInitialization\r\n );\r\n const viewportIsTarget = viewportElement === targetElement;\r\n const viewportIsTargetBody = viewportIsTarget && isBody;\r\n const evaluatedTargetObj: StructureSetupElementsObj = {\r\n _target: targetElement,\r\n _host: isTextarea\r\n ? staticInitializationElement(createNewDiv, defaultHostInitialization, hostInitialization)\r\n : (targetElement as HTMLElement),\r\n _viewport: viewportElement,\r\n _padding:\r\n !viewportIsTarget &&\r\n dynamicInitializationElement(\r\n createNewDiv,\r\n defaultPaddingInitialization,\r\n paddingInitialization\r\n ),\r\n _content:\r\n !viewportIsTarget &&\r\n dynamicInitializationElement(\r\n createNewDiv,\r\n defaultContentInitialization,\r\n contentInitialization\r\n ),\r\n _viewportArrange:\r\n !viewportIsTarget &&\r\n !_nativeScrollbarsHiding &&\r\n createUniqueViewportArrangeElement &&\r\n createUniqueViewportArrangeElement(env),\r\n _scrollOffsetElement: viewportIsTargetBody ? ownerDocument.documentElement : viewportElement,\r\n _scrollEventElement: viewportIsTargetBody ? ownerDocument : viewportElement,\r\n _windowElm: wnd,\r\n _documentElm: ownerDocument,\r\n _isTextarea: isTextarea,\r\n _isBody: isBody,\r\n _targetIsElm: targetIsElm,\r\n _viewportIsTarget: viewportIsTarget,\r\n _viewportHasClass: (className: string, attributeClassName: string) =>\r\n viewportIsTarget\r\n ? hasAttrClass(viewportElement, dataAttributeHost, attributeClassName)\r\n : hasClass(viewportElement, className),\r\n _viewportAddRemoveClass: (className: string, attributeClassName: string, add?: boolean) =>\r\n viewportIsTarget\r\n ? attrClass(viewportElement, dataAttributeHost, attributeClassName, add)\r\n : (add ? addClass : removeClass)(viewportElement, className),\r\n };\r\n const generatedElements = keys(evaluatedTargetObj).reduce((arr, key: string) => {\r\n const value = evaluatedTargetObj[key];\r\n return push(arr, value && !parent(value) ? value : false);\r\n }, [] as HTMLElement[]);\r\n const elementIsGenerated = (elm: HTMLElement | false) =>\r\n elm ? indexOf(generatedElements, elm) > -1 : null;\r\n const { _target, _host, _padding, _viewport, _content, _viewportArrange } = evaluatedTargetObj;\r\n const destroyFns: (() => any)[] = [];\r\n const isTextareaHostGenerated = isTextarea && elementIsGenerated(_host);\r\n const targetContents = isTextarea\r\n ? _target\r\n : contents(\r\n [_content, _viewport, _padding, _host, _target].find(\r\n (elm) => elementIsGenerated(elm) === false\r\n )\r\n );\r\n const contentSlot = _content || _viewport;\r\n const appendElements = () => {\r\n const removeHostDataAttr = addDataAttrHost(_host, viewportIsTarget ? 'viewport' : 'host');\r\n const removePaddingClass = addClass(_padding, classNamePadding);\r\n const removeViewportClass = addClass(_viewport, !viewportIsTarget && classNameViewport);\r\n const removeContentClass = addClass(_content, classNameContent);\r\n const removeHtmlClass = viewportIsTargetBody\r\n ? addClass(parent(targetElement), classNameViewportScrollbarHidden)\r\n : noop;\r\n\r\n // only insert host for textarea after target if it was generated\r\n if (isTextareaHostGenerated) {\r\n insertAfter(_target, _host);\r\n\r\n push(destroyFns, () => {\r\n insertAfter(_host, _target);\r\n removeElements(_host);\r\n });\r\n }\r\n\r\n appendChildren(contentSlot, targetContents);\r\n appendChildren(_host, _padding);\r\n appendChildren(_padding || _host, !viewportIsTarget && _viewport);\r\n appendChildren(_viewport, _content);\r\n\r\n push(destroyFns, () => {\r\n removeHtmlClass();\r\n removeHostDataAttr();\r\n removeAttr(_viewport, dataAttributeHostOverflowX);\r\n removeAttr(_viewport, dataAttributeHostOverflowY);\r\n\r\n if (elementIsGenerated(_content)) {\r\n unwrap(_content);\r\n }\r\n if (elementIsGenerated(_viewport)) {\r\n unwrap(_viewport);\r\n }\r\n if (elementIsGenerated(_padding)) {\r\n unwrap(_padding);\r\n }\r\n removePaddingClass();\r\n removeViewportClass();\r\n removeContentClass();\r\n });\r\n\r\n if (_nativeScrollbarsHiding && !viewportIsTarget) {\r\n push(destroyFns, removeClass.bind(0, _viewport, classNameViewportScrollbarHidden));\r\n }\r\n if (_viewportArrange) {\r\n insertBefore(_viewport, _viewportArrange);\r\n push(destroyFns, removeElements.bind(0, _viewportArrange));\r\n }\r\n };\r\n\r\n return [evaluatedTargetObj, appendElements, runEachAndClear.bind(0, destroyFns)];\r\n};\r\n","import { style } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\n/**\r\n * Lifecycle with the responsibility to adjust the trinsic behavior of the content element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createTrinsicUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const { _content } = structureSetupElements;\r\n const [getState] = state;\r\n\r\n return (updateHints) => {\r\n const { _flexboxGlue } = getEnvironment();\r\n const { _heightIntrinsic } = getState();\r\n const { _heightIntrinsicChanged } = updateHints;\r\n const heightIntrinsicChanged = (_content || !_flexboxGlue) && _heightIntrinsicChanged;\r\n\r\n if (heightIntrinsicChanged) {\r\n style(_content, {\r\n height: _heightIntrinsic ? '' : '100%',\r\n });\r\n }\r\n\r\n return {\r\n _sizeChanged: heightIntrinsicChanged,\r\n _contentMutation: heightIntrinsicChanged,\r\n };\r\n };\r\n};\r\n","import { createCache, topRightBottomLeft, equalTRBL, style, assignDeep } from 'support';\r\nimport { StyleObject } from 'typings';\r\nimport { getEnvironment } from 'environment';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\n/**\r\n * Lifecycle with the responsibility to adjust the padding styling of the padding and viewport element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createPaddingUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const [getState, setState] = state;\r\n const { _host, _padding, _viewport, _viewportIsTarget: _isSingleElm } = structureSetupElements;\r\n const [updatePaddingCache, currentPaddingCache] = createCache(\r\n {\r\n _equal: equalTRBL,\r\n _initialValue: topRightBottomLeft(),\r\n },\r\n topRightBottomLeft.bind(0, _host, 'padding', '')\r\n );\r\n\r\n return (updateHints, checkOption, force) => {\r\n let [padding, paddingChanged] = currentPaddingCache(force);\r\n const { _nativeScrollbarsHiding: _nativeScrollbarStyling, _flexboxGlue } = getEnvironment();\r\n const { _directionIsRTL } = getState();\r\n const { _sizeChanged, _contentMutation, _directionChanged } = updateHints;\r\n const [paddingAbsolute, paddingAbsoluteChanged] = checkOption('paddingAbsolute');\r\n const contentMutation = !_flexboxGlue && _contentMutation;\r\n\r\n if (_sizeChanged || paddingChanged || contentMutation) {\r\n [padding, paddingChanged] = updatePaddingCache(force);\r\n }\r\n\r\n const paddingStyleChanged =\r\n !_isSingleElm && (paddingAbsoluteChanged || _directionChanged || paddingChanged);\r\n\r\n if (paddingStyleChanged) {\r\n // if there is no padding element and no scrollbar styling, paddingAbsolute isn't supported\r\n const paddingRelative = !paddingAbsolute || (!_padding && !_nativeScrollbarStyling);\r\n const paddingHorizontal = padding.r + padding.l;\r\n const paddingVertical = padding.t + padding.b;\r\n\r\n const paddingStyle: StyleObject = {\r\n marginRight: paddingRelative && !_directionIsRTL ? -paddingHorizontal : 0,\r\n marginBottom: paddingRelative ? -paddingVertical : 0,\r\n marginLeft: paddingRelative && _directionIsRTL ? -paddingHorizontal : 0,\r\n top: paddingRelative ? -padding.t : 0,\r\n right: paddingRelative ? (_directionIsRTL ? -padding.r : 'auto') : 0,\r\n left: paddingRelative ? (_directionIsRTL ? 'auto' : -padding.l) : 0,\r\n width: paddingRelative ? `calc(100% + ${paddingHorizontal}px)` : '',\r\n };\r\n const viewportStyle: StyleObject = {\r\n paddingTop: paddingRelative ? padding.t : 0,\r\n paddingRight: paddingRelative ? padding.r : 0,\r\n paddingBottom: paddingRelative ? padding.b : 0,\r\n paddingLeft: paddingRelative ? padding.l : 0,\r\n };\r\n\r\n // if there is no padding element apply the style to the viewport element instead\r\n style(_padding || _viewport, paddingStyle);\r\n style(_viewport, viewportStyle);\r\n\r\n setState({\r\n _padding: padding,\r\n _paddingAbsolute: !paddingRelative,\r\n _viewportPaddingStyle: _padding\r\n ? viewportStyle\r\n : assignDeep({}, paddingStyle, viewportStyle),\r\n });\r\n }\r\n\r\n return {\r\n _paddingStyleChanged: paddingStyleChanged,\r\n };\r\n };\r\n};\r\n","import {\r\n createCache,\r\n attr,\r\n WH,\r\n XY,\r\n style,\r\n scrollSize,\r\n fractionalSize,\r\n equalWH,\r\n addClass,\r\n removeClass,\r\n clientSize,\r\n equalXY,\r\n attrClass,\r\n noop,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n classNameViewportScrollbarHidden,\r\n classNameOverflowVisible,\r\n dataAttributeHost,\r\n dataAttributeHostOverflowX,\r\n dataAttributeHostOverflowY,\r\n dataValueHostScrollbarHidden,\r\n dataValueHostOverflowVisible,\r\n} from 'classnames';\r\nimport { getPlugins, scrollbarsHidingPluginName } from 'plugins';\r\nimport type {\r\n ScrollbarsHidingPluginInstance,\r\n ArrangeViewport,\r\n UndoArrangeViewport,\r\n} from 'plugins/scrollbarsHidingPlugin';\r\nimport type { StyleObject, OverflowStyle } from 'typings';\r\nimport type { OverflowBehavior } from 'options';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\nexport interface ViewportOverflowState {\r\n _scrollbarsHideOffset: XY;\r\n _scrollbarsHideOffsetArrange: XY;\r\n _overflowScroll: XY;\r\n _overflowStyle: XY;\r\n}\r\n\r\nexport type GetViewportOverflowState = (\r\n showNativeOverlaidScrollbars: boolean,\r\n viewportStyleObj?: StyleObject\r\n) => ViewportOverflowState;\r\n\r\nexport type HideNativeScrollbars = (\r\n viewportOverflowState: ViewportOverflowState,\r\n directionIsRTL: boolean,\r\n viewportArrange: boolean,\r\n viewportStyleObj: StyleObject\r\n) => void;\r\n\r\nconst { max } = Math;\r\nconst max0 = max.bind(0, 0);\r\nconst strVisible = 'visible';\r\nconst strHidden = 'hidden';\r\nconst overlaidScrollbarsHideOffset = 42;\r\nconst whCacheOptions = {\r\n _equal: equalWH,\r\n _initialValue: { w: 0, h: 0 },\r\n};\r\nconst xyCacheOptions = {\r\n _equal: equalXY,\r\n _initialValue: { x: strHidden, y: strHidden } as XY,\r\n};\r\n\r\nconst getOverflowAmount = (viewportScrollSize: WH, viewportClientSize: WH) => {\r\n const tollerance = window.devicePixelRatio % 1 !== 0 ? 1 : 0;\r\n const amount = {\r\n w: max0(viewportScrollSize.w - viewportClientSize.w),\r\n h: max0(viewportScrollSize.h - viewportClientSize.h),\r\n };\r\n\r\n return {\r\n w: amount.w > tollerance ? amount.w : 0,\r\n h: amount.h > tollerance ? amount.h : 0,\r\n };\r\n};\r\n\r\nconst conditionalClass = (\r\n elm: Element | false | null | undefined,\r\n classNames: string,\r\n add: boolean\r\n) => (add ? addClass(elm, classNames) : removeClass(elm, classNames));\r\n\r\nconst overflowIsVisible = (overflowBehavior: string) => overflowBehavior.indexOf(strVisible) === 0;\r\n\r\n/**\r\n * Lifecycle with the responsibility to set the correct overflow and scrollbar hiding styles of the viewport element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createOverflowUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const [getState, setState] = state;\r\n const {\r\n _host,\r\n _padding,\r\n _viewport,\r\n _viewportArrange,\r\n _viewportIsTarget,\r\n _viewportAddRemoveClass,\r\n _isBody,\r\n _windowElm,\r\n } = structureSetupElements;\r\n const {\r\n _nativeScrollbarsSize,\r\n _flexboxGlue,\r\n _nativeScrollbarsHiding,\r\n _nativeScrollbarsOverlaid,\r\n } = getEnvironment();\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n const doViewportArrange =\r\n !_viewportIsTarget &&\r\n !_nativeScrollbarsHiding &&\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n const viewportIsTargetBody = _isBody && _viewportIsTarget;\r\n\r\n const [updateSizeFraction, getCurrentSizeFraction] = createCache>(\r\n whCacheOptions,\r\n fractionalSize.bind(0, _viewport)\r\n );\r\n\r\n const [updateViewportScrollSizeCache, getCurrentViewportScrollSizeCache] = createCache<\r\n WH\r\n >(whCacheOptions, scrollSize.bind(0, _viewport));\r\n\r\n const [updateOverflowAmountCache, getCurrentOverflowAmountCache] =\r\n createCache>(whCacheOptions);\r\n\r\n const [updateOverflowEdge, getCurrentOverflowEdgeCache] = createCache>(whCacheOptions);\r\n\r\n const [updateOverflowStyleCache] = createCache>(xyCacheOptions);\r\n\r\n /**\r\n * Applies a fixed height to the viewport so it can't overflow or underflow the host element.\r\n * @param viewportOverflowState The current overflow state.\r\n * @param heightIntrinsic Whether the host height is intrinsic or not.\r\n */\r\n const fixFlexboxGlue = (\r\n viewportOverflowState: ViewportOverflowState,\r\n heightIntrinsic: boolean\r\n ) => {\r\n style(_viewport, {\r\n height: '',\r\n });\r\n\r\n if (heightIntrinsic) {\r\n const { _paddingAbsolute, _padding: padding } = getState();\r\n const { _overflowScroll, _scrollbarsHideOffset } = viewportOverflowState;\r\n const fSize = fractionalSize(_host);\r\n const hostClientSize = clientSize(_host);\r\n\r\n // padding subtraction is only needed if padding is absolute or if viewport is content-box\r\n const isContentBox = style(_viewport, 'boxSizing') === 'content-box';\r\n const paddingVertical = _paddingAbsolute || isContentBox ? padding.b + padding.t : 0;\r\n const subtractXScrollbar = !(_nativeScrollbarsOverlaid.x && isContentBox);\r\n\r\n style(_viewport, {\r\n height:\r\n hostClientSize.h +\r\n fSize.h +\r\n (_overflowScroll.x && subtractXScrollbar ? _scrollbarsHideOffset.x : 0) -\r\n paddingVertical,\r\n });\r\n }\r\n };\r\n\r\n /**\r\n * Gets the current overflow state of the viewport.\r\n * @param showNativeOverlaidScrollbars Whether native overlaid scrollbars are shown instead of hidden.\r\n * @param viewportStyleObj The viewport style object where the overflow scroll property can be read of, or undefined if shall be determined.\r\n * @returns A object which contains informations about the current overflow state.\r\n */\r\n const getViewportOverflowState: GetViewportOverflowState = (\r\n showNativeOverlaidScrollbars,\r\n viewportStyleObj?\r\n ) => {\r\n const arrangeHideOffset =\r\n !_nativeScrollbarsHiding && !showNativeOverlaidScrollbars ? overlaidScrollbarsHideOffset : 0;\r\n const getStatePerAxis = (\r\n styleKey: string,\r\n isOverlaid: boolean,\r\n nativeScrollbarSize: number\r\n ) => {\r\n const overflowStyle = style(_viewport, styleKey);\r\n // can't do something like \"viewportStyleObj && viewportStyleObj[styleKey] || overflowStyle\" here!\r\n const objectPrefferedOverflowStyle = viewportStyleObj\r\n ? viewportStyleObj[styleKey]\r\n : overflowStyle;\r\n const overflowScroll = objectPrefferedOverflowStyle === 'scroll';\r\n const nonScrollbarStylingHideOffset = isOverlaid ? arrangeHideOffset : nativeScrollbarSize;\r\n const scrollbarsHideOffset =\r\n overflowScroll && !_nativeScrollbarsHiding ? nonScrollbarStylingHideOffset : 0;\r\n const scrollbarsHideOffsetArrange = isOverlaid && !!arrangeHideOffset;\r\n\r\n return [overflowStyle, overflowScroll, scrollbarsHideOffset, scrollbarsHideOffsetArrange] as [\r\n overflowStyle: OverflowStyle,\r\n overflowScroll: boolean,\r\n scrollbarsHideOffset: number,\r\n scrollbarsHideOffsetArrange: boolean\r\n ];\r\n };\r\n\r\n const [xOverflowStyle, xOverflowScroll, xScrollbarsHideOffset, xScrollbarsHideOffsetArrange] =\r\n getStatePerAxis('overflowX', _nativeScrollbarsOverlaid.x, _nativeScrollbarsSize.x);\r\n const [yOverflowStyle, yOverflowScroll, yScrollbarsHideOffset, yScrollbarsHideOffsetArrange] =\r\n getStatePerAxis('overflowY', _nativeScrollbarsOverlaid.y, _nativeScrollbarsSize.y);\r\n\r\n return {\r\n _overflowStyle: {\r\n x: xOverflowStyle,\r\n y: yOverflowStyle,\r\n },\r\n _overflowScroll: {\r\n x: xOverflowScroll,\r\n y: yOverflowScroll,\r\n },\r\n _scrollbarsHideOffset: {\r\n x: xScrollbarsHideOffset,\r\n y: yScrollbarsHideOffset,\r\n },\r\n _scrollbarsHideOffsetArrange: {\r\n x: xScrollbarsHideOffsetArrange,\r\n y: yScrollbarsHideOffsetArrange,\r\n },\r\n };\r\n };\r\n\r\n /**\r\n * Sets the overflow property of the viewport and calculates the a overflow state according to the new parameters.\r\n * @param showNativeOverlaidScrollbars Whether to show natively overlaid scrollbars.\r\n * @param overflowAmount The overflow amount.\r\n * @param overflow The overflow behavior according to the options.\r\n * @param viewportStyleObj The viewport style object to which the overflow style shall be applied.\r\n * @returns A object which represents the newly set overflow state.\r\n */\r\n const setViewportOverflowState = (\r\n showNativeOverlaidScrollbars: boolean,\r\n hasOverflow: XY,\r\n overflowOption: XY,\r\n viewportStyleObj: StyleObject\r\n ): ViewportOverflowState => {\r\n const setAxisOverflowStyle = (behavior: OverflowBehavior, hasOverflowAxis: boolean) => {\r\n const overflowVisible = overflowIsVisible(behavior);\r\n const overflowVisibleBehavior =\r\n (hasOverflowAxis && overflowVisible && behavior.replace(`${strVisible}-`, '')) || '';\r\n return [\r\n hasOverflowAxis && !overflowVisible ? behavior : '',\r\n overflowIsVisible(overflowVisibleBehavior) ? 'hidden' : overflowVisibleBehavior,\r\n ];\r\n };\r\n\r\n const [overflowX, visibleBehaviorX] = setAxisOverflowStyle(overflowOption.x, hasOverflow.x);\r\n const [overflowY, visibleBehaviorY] = setAxisOverflowStyle(overflowOption.y, hasOverflow.y);\r\n\r\n viewportStyleObj.overflowX = visibleBehaviorX && overflowY ? visibleBehaviorX : overflowX;\r\n viewportStyleObj.overflowY = visibleBehaviorY && overflowX ? visibleBehaviorY : overflowY;\r\n\r\n return getViewportOverflowState(showNativeOverlaidScrollbars, viewportStyleObj);\r\n };\r\n\r\n /**\r\n * Hides the native scrollbars according to the passed parameters.\r\n * @param viewportOverflowState The viewport overflow state.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @param viewportArrange Whether special styles related to the viewport arrange strategy shall be applied.\r\n * @param viewportStyleObj The viewport style object to which the needed styles shall be applied.\r\n */\r\n const hideNativeScrollbars: HideNativeScrollbars = (\r\n viewportOverflowState,\r\n directionIsRTL,\r\n viewportArrange,\r\n viewportStyleObj\r\n ) => {\r\n const { _scrollbarsHideOffset, _scrollbarsHideOffsetArrange } = viewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const { x: hideOffsetX, y: hideOffsetY } = _scrollbarsHideOffset;\r\n const { _viewportPaddingStyle: viewportPaddingStyle } = getState();\r\n const horizontalMarginKey: keyof StyleObject = directionIsRTL ? 'marginLeft' : 'marginRight';\r\n const viewportHorizontalPaddingKey: keyof StyleObject = directionIsRTL\r\n ? 'paddingLeft'\r\n : 'paddingRight';\r\n const horizontalMarginValue = viewportPaddingStyle[horizontalMarginKey] as number;\r\n const verticalMarginValue = viewportPaddingStyle.marginBottom as number;\r\n const horizontalPaddingValue = viewportPaddingStyle[viewportHorizontalPaddingKey] as number;\r\n const verticalPaddingValue = viewportPaddingStyle.paddingBottom as number;\r\n\r\n // horizontal\r\n viewportStyleObj.width = `calc(100% + ${hideOffsetY + horizontalMarginValue * -1}px)`;\r\n viewportStyleObj[horizontalMarginKey] = -hideOffsetY + horizontalMarginValue;\r\n\r\n // vertical\r\n viewportStyleObj.marginBottom = -hideOffsetX + verticalMarginValue;\r\n\r\n // viewport arrange additional styles\r\n if (viewportArrange) {\r\n viewportStyleObj[viewportHorizontalPaddingKey] =\r\n horizontalPaddingValue + (arrangeY ? hideOffsetY : 0);\r\n viewportStyleObj.paddingBottom = verticalPaddingValue + (arrangeX ? hideOffsetX : 0);\r\n }\r\n };\r\n\r\n const [arrangeViewport, undoViewportArrange] = scrollbarsHidingPlugin\r\n ? scrollbarsHidingPlugin._overflowUpdateSegment(\r\n doViewportArrange,\r\n _flexboxGlue,\r\n _viewport,\r\n _viewportArrange,\r\n getState,\r\n getViewportOverflowState,\r\n hideNativeScrollbars\r\n )\r\n : [(() => doViewportArrange) as ArrangeViewport, (() => [noop]) as UndoArrangeViewport];\r\n\r\n return (updateHints, checkOption, force) => {\r\n const {\r\n _sizeChanged,\r\n _hostMutation,\r\n _contentMutation,\r\n _paddingStyleChanged,\r\n _heightIntrinsicChanged,\r\n _directionChanged,\r\n } = updateHints;\r\n const { _heightIntrinsic, _directionIsRTL } = getState();\r\n const [showNativeOverlaidScrollbarsOption, showNativeOverlaidScrollbarsChanged] =\r\n checkOption('showNativeOverlaidScrollbars');\r\n const [overflow, overflowChanged] = checkOption>('overflow');\r\n\r\n const showNativeOverlaidScrollbars =\r\n showNativeOverlaidScrollbarsOption &&\r\n _nativeScrollbarsOverlaid.x &&\r\n _nativeScrollbarsOverlaid.y;\r\n const adjustFlexboxGlue =\r\n !_viewportIsTarget &&\r\n !_flexboxGlue &&\r\n (_sizeChanged ||\r\n _contentMutation ||\r\n _hostMutation ||\r\n showNativeOverlaidScrollbarsChanged ||\r\n _heightIntrinsicChanged);\r\n const overflowXVisible = overflowIsVisible(overflow.x);\r\n const overflowYVisible = overflowIsVisible(overflow.y);\r\n const overflowVisible = overflowXVisible || overflowYVisible;\r\n\r\n let sizeFractionCache = getCurrentSizeFraction(force);\r\n let viewportScrollSizeCache = getCurrentViewportScrollSizeCache(force);\r\n let overflowAmuntCache = getCurrentOverflowAmountCache(force);\r\n let overflowEdgeCache = getCurrentOverflowEdgeCache(force);\r\n\r\n let preMeasureViewportOverflowState: ViewportOverflowState | undefined;\r\n\r\n if (showNativeOverlaidScrollbarsChanged && _nativeScrollbarsHiding) {\r\n _viewportAddRemoveClass(\r\n classNameViewportScrollbarHidden,\r\n dataValueHostScrollbarHidden,\r\n !showNativeOverlaidScrollbars\r\n );\r\n }\r\n\r\n if (adjustFlexboxGlue) {\r\n preMeasureViewportOverflowState = getViewportOverflowState(showNativeOverlaidScrollbars);\r\n fixFlexboxGlue(preMeasureViewportOverflowState, _heightIntrinsic);\r\n }\r\n\r\n if (\r\n _sizeChanged ||\r\n _paddingStyleChanged ||\r\n _contentMutation ||\r\n _directionChanged ||\r\n showNativeOverlaidScrollbarsChanged\r\n ) {\r\n if (overflowVisible) {\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible, false);\r\n }\r\n\r\n const [redoViewportArrange, undoViewportArrangeOverflowState] = undoViewportArrange(\r\n showNativeOverlaidScrollbars,\r\n _directionIsRTL,\r\n preMeasureViewportOverflowState\r\n );\r\n const [sizeFraction, sizeFractionChanged] = (sizeFractionCache = updateSizeFraction(force));\r\n const [viewportScrollSize, viewportScrollSizeChanged] = (viewportScrollSizeCache =\r\n updateViewportScrollSizeCache(force));\r\n const viewportclientSize = clientSize(_viewport);\r\n let arrangedViewportScrollSize = viewportScrollSize;\r\n let arrangedViewportClientSize = viewportclientSize;\r\n\r\n redoViewportArrange();\r\n\r\n // if re measure is required (only required if content arrange strategy is used)\r\n if (\r\n (viewportScrollSizeChanged || sizeFractionChanged || showNativeOverlaidScrollbarsChanged) &&\r\n undoViewportArrangeOverflowState &&\r\n !showNativeOverlaidScrollbars &&\r\n arrangeViewport(\r\n undoViewportArrangeOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n _directionIsRTL\r\n )\r\n ) {\r\n arrangedViewportClientSize = clientSize(_viewport);\r\n arrangedViewportScrollSize = scrollSize(_viewport);\r\n }\r\n\r\n const overflowAmountScrollSize = {\r\n w: max0(max(viewportScrollSize.w, arrangedViewportScrollSize.w) + sizeFraction.w),\r\n h: max0(max(viewportScrollSize.h, arrangedViewportScrollSize.h) + sizeFraction.h),\r\n };\r\n const overflowAmountClientSize = {\r\n w: max0(\r\n viewportIsTargetBody\r\n ? _windowElm.innerWidth\r\n : arrangedViewportClientSize.w +\r\n max0(viewportclientSize.w - viewportScrollSize.w) +\r\n sizeFraction.w\r\n ),\r\n h: max0(\r\n viewportIsTargetBody\r\n ? _windowElm.innerHeight\r\n : arrangedViewportClientSize.h +\r\n max0(viewportclientSize.h - viewportScrollSize.h) +\r\n sizeFraction.h\r\n ),\r\n };\r\n\r\n overflowEdgeCache = updateOverflowEdge(overflowAmountClientSize);\r\n overflowAmuntCache = updateOverflowAmountCache(\r\n getOverflowAmount(overflowAmountScrollSize, overflowAmountClientSize),\r\n force\r\n );\r\n }\r\n\r\n const [overflowEdge, overflowEdgeChanged] = overflowEdgeCache;\r\n const [overflowAmount, overflowAmountChanged] = overflowAmuntCache;\r\n const [viewportScrollSize, viewportScrollSizeChanged] = viewportScrollSizeCache;\r\n const [sizeFraction, sizeFractionChanged] = sizeFractionCache;\r\n const hasOverflow = {\r\n x: overflowAmount.w > 0,\r\n y: overflowAmount.h > 0,\r\n };\r\n const removeClipping =\r\n (overflowXVisible && overflowYVisible && (hasOverflow.x || hasOverflow.y)) ||\r\n (overflowXVisible && hasOverflow.x && !hasOverflow.y) ||\r\n (overflowYVisible && hasOverflow.y && !hasOverflow.x);\r\n\r\n if (\r\n _paddingStyleChanged ||\r\n _directionChanged ||\r\n sizeFractionChanged ||\r\n viewportScrollSizeChanged ||\r\n overflowEdgeChanged ||\r\n overflowAmountChanged ||\r\n overflowChanged ||\r\n showNativeOverlaidScrollbarsChanged ||\r\n adjustFlexboxGlue\r\n ) {\r\n const viewportStyle: StyleObject = {\r\n marginRight: 0,\r\n marginBottom: 0,\r\n marginLeft: 0,\r\n width: '',\r\n overflowY: '',\r\n overflowX: '',\r\n };\r\n const viewportOverflowState = setViewportOverflowState(\r\n showNativeOverlaidScrollbars,\r\n hasOverflow,\r\n overflow,\r\n viewportStyle\r\n );\r\n const viewportArranged = arrangeViewport(\r\n viewportOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n _directionIsRTL\r\n );\r\n\r\n if (!_viewportIsTarget) {\r\n hideNativeScrollbars(\r\n viewportOverflowState,\r\n _directionIsRTL,\r\n viewportArranged,\r\n viewportStyle\r\n );\r\n }\r\n\r\n if (adjustFlexboxGlue) {\r\n fixFlexboxGlue(viewportOverflowState, _heightIntrinsic);\r\n }\r\n\r\n if (_viewportIsTarget) {\r\n attr(_host, dataAttributeHostOverflowX, viewportStyle.overflowX as string);\r\n attr(_host, dataAttributeHostOverflowY, viewportStyle.overflowY as string);\r\n } else {\r\n style(_viewport, viewportStyle);\r\n }\r\n }\r\n\r\n attrClass(_host, dataAttributeHost, dataValueHostOverflowVisible, removeClipping);\r\n conditionalClass(_padding, classNameOverflowVisible, removeClipping);\r\n !_viewportIsTarget && conditionalClass(_viewport, classNameOverflowVisible, overflowVisible);\r\n\r\n const [overflowStyle, overflowStyleChanged] = updateOverflowStyleCache(\r\n getViewportOverflowState(showNativeOverlaidScrollbars)._overflowStyle\r\n );\r\n\r\n setState({\r\n _overflowStyle: overflowStyle,\r\n _overflowEdge: {\r\n x: overflowEdge.w,\r\n y: overflowEdge.h,\r\n },\r\n _overflowAmount: {\r\n x: overflowAmount.w,\r\n y: overflowAmount.h,\r\n },\r\n _hasOverflow: hasOverflow,\r\n });\r\n\r\n return {\r\n _overflowStyleChanged: overflowStyleChanged,\r\n _overflowEdgeChanged: overflowEdgeChanged,\r\n _overflowAmountChanged: overflowAmountChanged,\r\n };\r\n };\r\n};\r\n","import { each, scrollLeft, scrollTop, assignDeep, keys } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport { dataValueHostUpdating } from 'classnames';\r\nimport {\r\n createTrinsicUpdateSegment,\r\n createPaddingUpdateSegment,\r\n createOverflowUpdateSegment,\r\n} from 'setups/structureSetup/updateSegments';\r\nimport type { SetupState, SetupUpdateSegment, SetupUpdateCheckOption } from 'setups';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\n\r\nexport type CreateStructureUpdateSegment = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState\r\n) => StructureSetupUpdateSegment;\r\n\r\nexport type StructureSetupUpdateSegment = SetupUpdateSegment;\r\n\r\nexport type StructureSetupUpdate = (\r\n checkOption: SetupUpdateCheckOption,\r\n updateHints: Partial,\r\n force?: boolean\r\n) => StructureSetupUpdateHints;\r\n\r\nexport interface StructureSetupUpdateHints {\r\n _sizeChanged: boolean;\r\n _directionChanged: boolean;\r\n _heightIntrinsicChanged: boolean;\r\n _overflowEdgeChanged: boolean;\r\n _overflowAmountChanged: boolean;\r\n _overflowStyleChanged: boolean;\r\n _paddingStyleChanged: boolean;\r\n _hostMutation: boolean;\r\n _contentMutation: boolean;\r\n}\r\n\r\nconst prepareUpdateHints = (\r\n leading: Required,\r\n adaptive?: Partial,\r\n force?: boolean\r\n): Required => {\r\n const result = {};\r\n const finalAdaptive = adaptive || {};\r\n const objKeys = keys(leading).concat(keys(finalAdaptive));\r\n\r\n each(objKeys, (key) => {\r\n const leadingValue = leading[key];\r\n const adaptiveValue = finalAdaptive[key];\r\n result[key] = !!(force || leadingValue || adaptiveValue);\r\n });\r\n\r\n return result as Required;\r\n};\r\n\r\nexport const createStructureSetupUpdate = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState\r\n): StructureSetupUpdate => {\r\n const { _viewport, _viewportAddRemoveClass } = structureSetupElements;\r\n const { _nativeScrollbarsHiding, _nativeScrollbarsOverlaid, _flexboxGlue } = getEnvironment();\r\n const doViewportArrange =\r\n !_nativeScrollbarsHiding && (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n\r\n const updateSegments: StructureSetupUpdateSegment[] = [\r\n createTrinsicUpdateSegment(structureSetupElements, state),\r\n createPaddingUpdateSegment(structureSetupElements, state),\r\n createOverflowUpdateSegment(structureSetupElements, state),\r\n ];\r\n\r\n return (\r\n checkOption: SetupUpdateCheckOption,\r\n updateHints: Partial,\r\n force?: boolean\r\n ) => {\r\n const initialUpdateHints = prepareUpdateHints(\r\n assignDeep(\r\n {\r\n _sizeChanged: false,\r\n _paddingStyleChanged: false,\r\n _directionChanged: false,\r\n _heightIntrinsicChanged: false,\r\n _overflowEdgeChanged: false,\r\n _overflowAmountChanged: false,\r\n _overflowStyleChanged: false,\r\n _hostMutation: false,\r\n _contentMutation: false,\r\n },\r\n updateHints\r\n ),\r\n {},\r\n force\r\n );\r\n const adjustScrollOffset = doViewportArrange || !_flexboxGlue;\r\n const scrollOffsetX = adjustScrollOffset && scrollLeft(_viewport);\r\n const scrollOffsetY = adjustScrollOffset && scrollTop(_viewport);\r\n _viewportAddRemoveClass('', dataValueHostUpdating, true);\r\n\r\n let adaptivedUpdateHints: Required = initialUpdateHints;\r\n each(updateSegments, (updateSegment) => {\r\n adaptivedUpdateHints = prepareUpdateHints(\r\n adaptivedUpdateHints,\r\n updateSegment(adaptivedUpdateHints, checkOption, !!force) || {},\r\n force\r\n );\r\n });\r\n\r\n scrollLeft(_viewport, scrollOffsetX);\r\n scrollTop(_viewport, scrollOffsetY);\r\n _viewportAddRemoveClass('', dataValueHostUpdating);\r\n\r\n return adaptivedUpdateHints;\r\n };\r\n};\r\n","import {\r\n CacheValues,\r\n createCache,\r\n createDOM,\r\n scrollLeft,\r\n scrollTop,\r\n runEachAndClear,\r\n removeElements,\r\n on,\r\n addClass,\r\n push,\r\n ResizeObserverConstructor,\r\n isArray,\r\n isBoolean,\r\n removeClass,\r\n isObject,\r\n stopPropagation,\r\n appendChildren,\r\n directionIsRTL,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n classNameSizeObserver,\r\n classNameSizeObserverAppear,\r\n classNameSizeObserverListener,\r\n} from 'classnames';\r\nimport { getPlugins, SizeObserverPluginInstance, sizeObserverPluginName } from 'plugins';\r\n\r\nexport interface SizeObserverOptions {\r\n _direction?: boolean;\r\n _appear?: boolean;\r\n}\r\n\r\nexport interface SizeObserverCallbackParams {\r\n _sizeChanged: boolean;\r\n _directionIsRTLCache?: CacheValues;\r\n _appear?: boolean;\r\n}\r\n\r\nexport type SizeObserver = [destroy: () => void, append: () => void];\r\n\r\nconst scrollAmount = 3333333;\r\nconst domRectHasDimensions = (rect?: DOMRectReadOnly) => rect && (rect.height || rect.width);\r\n\r\n/**\r\n * Creates a size observer which observes any size, padding, border, margin and box-sizing changes of the target element. Depending on the options also direction and appear can be observed.\r\n * @param target The target element which shall be observed.\r\n * @param onSizeChangedCallback The callback which gets called after a size change was detected.\r\n * @param options The options for size detection, whether to observe also direction and appear.\r\n * @returns A object which represents the instance of the size observer.\r\n */\r\nexport const createSizeObserver = (\r\n target: HTMLElement,\r\n onSizeChangedCallback: (params: SizeObserverCallbackParams) => any,\r\n options?: SizeObserverOptions\r\n): SizeObserver => {\r\n const { _direction: observeDirectionChange = false, _appear: observeAppearChange = false } =\r\n options || {};\r\n const sizeObserverPlugin = getPlugins()[sizeObserverPluginName] as\r\n | SizeObserverPluginInstance\r\n | undefined;\r\n const { _rtlScrollBehavior: rtlScrollBehavior } = getEnvironment();\r\n const baseElements = createDOM(\r\n `
`\r\n );\r\n const sizeObserver = baseElements[0] as HTMLElement;\r\n const listenerElement = sizeObserver.firstChild as HTMLElement;\r\n const getIsDirectionRTL = directionIsRTL.bind(0, target);\r\n const [updateResizeObserverContentRectCache] = createCache({\r\n _initialValue: undefined,\r\n _alwaysUpdateValues: true,\r\n _equal: (currVal, newVal) =>\r\n !(\r\n !currVal || // if no initial value\r\n // if from display: none to display: block\r\n (!domRectHasDimensions(currVal) && domRectHasDimensions(newVal))\r\n ),\r\n });\r\n const onSizeChangedCallbackProxy = (\r\n sizeChangedContext?: CacheValues | ResizeObserverEntry[] | Event | boolean\r\n ) => {\r\n const isResizeObserverCall =\r\n isArray(sizeChangedContext) &&\r\n sizeChangedContext.length > 0 &&\r\n isObject(sizeChangedContext[0]);\r\n\r\n const hasDirectionCache =\r\n !isResizeObserverCall && isBoolean((sizeChangedContext as CacheValues)[0]);\r\n\r\n let skip = false;\r\n let appear: boolean | number | undefined = false;\r\n let doDirectionScroll = true; // always true if sizeChangedContext is Event (appear callback or RO. Polyfill)\r\n\r\n // if triggered from RO.\r\n if (isResizeObserverCall) {\r\n const [currRContentRect, , prevContentRect] = updateResizeObserverContentRectCache(\r\n (sizeChangedContext as ResizeObserverEntry[]).pop()!.contentRect\r\n );\r\n const hasDimensions = domRectHasDimensions(currRContentRect);\r\n const hadDimensions = domRectHasDimensions(prevContentRect);\r\n skip = !prevContentRect || !hasDimensions; // skip on initial RO. call or if display is none\r\n appear = !hadDimensions && hasDimensions;\r\n\r\n doDirectionScroll = !skip; // direction scroll when not skipping\r\n }\r\n // else if its triggered with DirectionCache\r\n else if (hasDirectionCache) {\r\n [, doDirectionScroll] = sizeChangedContext as CacheValues; // direction scroll when DirectionCache changed, false otherwise\r\n }\r\n // else if it triggered with appear from polyfill\r\n else {\r\n appear = sizeChangedContext === true;\r\n }\r\n\r\n if (observeDirectionChange && doDirectionScroll) {\r\n const rtl = hasDirectionCache\r\n ? (sizeChangedContext as CacheValues)[0]\r\n : directionIsRTL(sizeObserver);\r\n scrollLeft(\r\n sizeObserver,\r\n rtl\r\n ? rtlScrollBehavior.n\r\n ? -scrollAmount\r\n : rtlScrollBehavior.i\r\n ? 0\r\n : scrollAmount\r\n : scrollAmount\r\n );\r\n scrollTop(sizeObserver, scrollAmount);\r\n }\r\n\r\n if (!skip) {\r\n onSizeChangedCallback({\r\n _sizeChanged: !hasDirectionCache,\r\n _directionIsRTLCache: hasDirectionCache\r\n ? (sizeChangedContext as CacheValues)\r\n : undefined,\r\n _appear: !!appear,\r\n });\r\n }\r\n };\r\n const offListeners: (() => void)[] = [];\r\n let appearCallback: ((...args: any) => any) | false = observeAppearChange\r\n ? onSizeChangedCallbackProxy\r\n : false;\r\n\r\n return [\r\n () => {\r\n runEachAndClear(offListeners);\r\n removeElements(sizeObserver);\r\n },\r\n () => {\r\n if (ResizeObserverConstructor) {\r\n const resizeObserverInstance = new ResizeObserverConstructor(onSizeChangedCallbackProxy);\r\n resizeObserverInstance.observe(listenerElement);\r\n push(offListeners, () => {\r\n resizeObserverInstance.disconnect();\r\n });\r\n } else if (sizeObserverPlugin) {\r\n const [pluginAppearCallback, pluginOffListeners] = sizeObserverPlugin._(\r\n listenerElement,\r\n onSizeChangedCallbackProxy,\r\n observeAppearChange\r\n );\r\n appearCallback = pluginAppearCallback;\r\n push(offListeners, pluginOffListeners);\r\n }\r\n\r\n if (observeDirectionChange) {\r\n const [updateDirectionIsRTLCache] = createCache(\r\n {\r\n _initialValue: !getIsDirectionRTL(), // invert current value to trigger initial change\r\n },\r\n getIsDirectionRTL\r\n );\r\n\r\n push(\r\n offListeners,\r\n on(sizeObserver, 'scroll', (event: Event) => {\r\n const directionIsRTLCacheValues = updateDirectionIsRTLCache();\r\n const [directionIsRTLCache, directionIsRTLCacheChanged] = directionIsRTLCacheValues;\r\n\r\n if (directionIsRTLCacheChanged) {\r\n removeClass(listenerElement, 'ltr rtl');\r\n if (directionIsRTLCache) {\r\n addClass(listenerElement, 'rtl');\r\n } else {\r\n addClass(listenerElement, 'ltr');\r\n }\r\n onSizeChangedCallbackProxy(directionIsRTLCacheValues);\r\n }\r\n\r\n stopPropagation(event);\r\n })\r\n );\r\n }\r\n\r\n // appearCallback is always needed on scroll-observer strategy to reset it\r\n if (appearCallback) {\r\n addClass(sizeObserver, classNameSizeObserverAppear);\r\n push(\r\n offListeners,\r\n on(sizeObserver, 'animationstart', appearCallback, {\r\n // Fire only once for \"CSS is ready\" event if ResizeObserver strategy is used\r\n _once: !!ResizeObserverConstructor,\r\n })\r\n );\r\n }\r\n\r\n appendChildren(target, sizeObserver);\r\n },\r\n ];\r\n};\r\n","import {\r\n WH,\r\n CacheValues,\r\n createDiv,\r\n offsetSize,\r\n runEachAndClear,\r\n removeElements,\r\n createCache,\r\n push,\r\n IntersectionObserverConstructor,\r\n appendChildren,\r\n} from 'support';\r\nimport { createSizeObserver } from 'observers/sizeObserver';\r\nimport { classNameTrinsicObserver } from 'classnames';\r\n\r\nexport type TrinsicObserverCallback = (heightIntrinsic: CacheValues) => any;\r\nexport type TrinsicObserver = [\r\n destroy: () => void,\r\n append: () => void,\r\n update: () => void | Parameters\r\n];\r\n\r\nconst isHeightIntrinsic = (ioEntryOrSize: IntersectionObserverEntry | WH): boolean =>\r\n (ioEntryOrSize as WH).h === 0 ||\r\n (ioEntryOrSize as IntersectionObserverEntry).isIntersecting ||\r\n (ioEntryOrSize as IntersectionObserverEntry).intersectionRatio > 0;\r\n\r\n/**\r\n * Creates a trinsic observer which observes changes to intrinsic or extrinsic sizing for the height of the target element.\r\n * @param target The element which shall be observed.\r\n * @param onTrinsicChangedCallback The callback which gets called after a change was detected.\r\n * @returns A object which represents the instance of the trinsic observer.\r\n */\r\nexport const createTrinsicObserver = (\r\n target: HTMLElement,\r\n onTrinsicChangedCallback: TrinsicObserverCallback\r\n): TrinsicObserver => {\r\n let intersectionObserverInstance: undefined | IntersectionObserver;\r\n const trinsicObserver = createDiv(classNameTrinsicObserver);\r\n const offListeners: (() => void)[] = [];\r\n const [updateHeightIntrinsicCache] = createCache({\r\n _initialValue: false,\r\n });\r\n const triggerOnTrinsicChangedCallback = (\r\n updateValue?: IntersectionObserverEntry | WH,\r\n fromRecords?: true\r\n ): void | Parameters => {\r\n if (updateValue) {\r\n const heightIntrinsic = updateHeightIntrinsicCache(isHeightIntrinsic(updateValue));\r\n const [, heightIntrinsicChanged] = heightIntrinsic;\r\n\r\n if (heightIntrinsicChanged) {\r\n !fromRecords && onTrinsicChangedCallback(heightIntrinsic);\r\n return [heightIntrinsic];\r\n }\r\n }\r\n };\r\n const intersectionObserverCallback = (\r\n entries: IntersectionObserverEntry[],\r\n fromRecords?: true\r\n ) => {\r\n if (entries && entries.length > 0) {\r\n return triggerOnTrinsicChangedCallback(entries.pop(), fromRecords);\r\n }\r\n };\r\n\r\n return [\r\n () => {\r\n runEachAndClear(offListeners);\r\n removeElements(trinsicObserver);\r\n },\r\n () => {\r\n if (IntersectionObserverConstructor) {\r\n intersectionObserverInstance = new IntersectionObserverConstructor(\r\n (entries) => intersectionObserverCallback(entries),\r\n { root: target }\r\n );\r\n intersectionObserverInstance.observe(trinsicObserver);\r\n push(offListeners, () => {\r\n intersectionObserverInstance!.disconnect();\r\n });\r\n } else {\r\n const onSizeChanged = () => {\r\n const newSize = offsetSize(trinsicObserver);\r\n triggerOnTrinsicChangedCallback(newSize);\r\n };\r\n const [destroySizeObserver, appendSizeObserver] = createSizeObserver(\r\n trinsicObserver,\r\n onSizeChanged\r\n );\r\n push(offListeners, destroySizeObserver);\r\n appendSizeObserver();\r\n onSizeChanged();\r\n }\r\n\r\n appendChildren(target, trinsicObserver);\r\n },\r\n () => {\r\n if (intersectionObserverInstance) {\r\n return intersectionObserverCallback(intersectionObserverInstance.takeRecords(), true);\r\n }\r\n },\r\n ];\r\n};\r\n","import {\r\n each,\r\n noop,\r\n debounce,\r\n indexOf,\r\n isString,\r\n MutationObserverConstructor,\r\n isEmptyArray,\r\n on,\r\n attr,\r\n is,\r\n find,\r\n push,\r\n} from 'support';\r\n\r\ntype DOMContentObserverCallback = (contentChangedTroughEvent: boolean) => any;\r\n\r\ntype DOMTargetObserverCallback = (targetChangedAttrs: string[], targetStyleChanged: boolean) => any;\r\n\r\ninterface DOMObserverOptionsBase {\r\n _attributes?: string[];\r\n _styleChangingAttributes?: string[];\r\n /**\r\n * A function which can ignore a changed attribute if it returns true.\r\n * for DOMTargetObserver this applies to the changes to the observed target\r\n * for DOMContentObserver this applies to changes to nested targets -> nested targets are elements which match the \"_nestedTargetSelector\" selector\r\n */\r\n _ignoreTargetChange?: DOMObserverIgnoreTargetChange;\r\n}\r\n\r\ninterface DOMContentObserverOptions extends DOMObserverOptionsBase {\r\n _eventContentChange?: DOMObserverEventContentChange; // [selector, eventname(s) | function returning eventname(s)] -> eventnames divided by whitespaces\r\n _nestedTargetSelector?: string;\r\n _ignoreContentChange?: DOMObserverIgnoreContentChange; // function which will prevent marking certain dom changes as content change if it returns true\r\n}\r\n\r\ntype DOMTargetObserverOptions = DOMObserverOptionsBase;\r\n\r\ntype ContentChangeArrayItem = [selector?: string, eventNames?: string] | null | undefined;\r\n\r\nexport type DOMObserverEventContentChange =\r\n | Array\r\n | false\r\n | null\r\n | undefined;\r\n\r\nexport type DOMObserverIgnoreContentChange = (\r\n mutation: MutationRecord,\r\n isNestedTarget: boolean,\r\n domObserverTarget: HTMLElement,\r\n domObserverOptions?: DOMContentObserverOptions\r\n) => boolean;\r\n\r\nexport type DOMObserverIgnoreTargetChange = (\r\n target: Node,\r\n attributeName: string,\r\n oldAttributeValue: string | null,\r\n newAttributeValue: string | null\r\n) => boolean;\r\n\r\nexport type DOMObserverCallback = ContentObserver extends true\r\n ? DOMContentObserverCallback\r\n : DOMTargetObserverCallback;\r\n\r\nexport type DOMObserverOptions = ContentObserver extends true\r\n ? DOMContentObserverOptions\r\n : DOMTargetObserverOptions;\r\n\r\nexport type DOMObserver = [\r\n destroy: () => void,\r\n update: () => void | false | Parameters>\r\n];\r\n\r\ntype EventContentChangeUpdateElement = (getElements?: (selector: string) => Node[]) => void;\r\ntype EventContentChange = [destroy: () => void, updateElements: EventContentChangeUpdateElement];\r\n\r\n/**\r\n * Creates a set of helper functions to observe events of elements inside the target element.\r\n * @param target The target element of which the children elements shall be observed. (not only direct children but also nested ones)\r\n * @param eventContentChange The event content change array. (array of tuples: selector and eventname(s))\r\n * @param callback Callback which is called if one of the elements emits the corresponding event.\r\n * @returns A object which contains a set of helper functions to destroy and update the observation of elements.\r\n */\r\nconst createEventContentChange = (\r\n target: Element,\r\n callback: (...args: any) => any,\r\n eventContentChange?: DOMObserverEventContentChange\r\n): EventContentChange => {\r\n let map: WeakMap any]> | undefined; // weak map to prevent memory leak for detached elements\r\n let destroyed = false;\r\n const destroy = () => {\r\n destroyed = true;\r\n };\r\n const updateElements: EventContentChangeUpdateElement = (getElements?) => {\r\n if (eventContentChange) {\r\n const eventElmList = eventContentChange.reduce>((arr, item) => {\r\n if (item) {\r\n const selector = item[0];\r\n const eventNames = item[1];\r\n const elements =\r\n eventNames &&\r\n selector &&\r\n (getElements ? getElements(selector) : find(selector, target));\r\n\r\n if (elements && elements.length && eventNames && isString(eventNames)) {\r\n push(arr, [elements, eventNames.trim()], true);\r\n }\r\n }\r\n return arr;\r\n }, []);\r\n\r\n each(eventElmList, (item) =>\r\n each(item[0], (elm) => {\r\n const eventNames = item[1];\r\n const entry = map!.get(elm);\r\n\r\n if (entry) {\r\n const entryEventNames = entry[0];\r\n const entryOff = entry[1];\r\n\r\n // in case an already registered element is registered again, unregister the previous events\r\n if (entryEventNames === eventNames) {\r\n entryOff();\r\n }\r\n }\r\n\r\n const off = on(elm, eventNames, (event: Event) => {\r\n if (destroyed) {\r\n off();\r\n map!.delete(elm);\r\n } else {\r\n callback(event);\r\n }\r\n });\r\n map!.set(elm, [eventNames, off]);\r\n })\r\n );\r\n }\r\n };\r\n\r\n if (eventContentChange) {\r\n map = new WeakMap();\r\n updateElements();\r\n }\r\n\r\n return [destroy, updateElements];\r\n};\r\n\r\n/**\r\n * Creates a DOM observer which observes DOM changes to either the target element or its children.\r\n * @param target The element which shall be observed.\r\n * @param isContentObserver Whether this observer is just observing the target or just the targets children. (not only direct children but also nested ones)\r\n * @param callback The callback which gets called if a change was detected.\r\n * @param options The options for DOM change detection.\r\n * @returns A object which represents the instance of the DOM observer.\r\n */\r\nexport const createDOMObserver = (\r\n target: HTMLElement,\r\n isContentObserver: ContentObserver,\r\n callback: DOMObserverCallback,\r\n options?: DOMObserverOptions\r\n): DOMObserver => {\r\n let isConnected = false;\r\n const {\r\n _attributes,\r\n _styleChangingAttributes,\r\n _eventContentChange,\r\n _nestedTargetSelector,\r\n _ignoreTargetChange,\r\n _ignoreContentChange,\r\n } = (options as DOMContentObserverOptions & DOMTargetObserverOptions) || {};\r\n const debouncedEventContentChange = debounce(\r\n () => {\r\n if (isConnected) {\r\n (callback as DOMContentObserverCallback)(true);\r\n }\r\n },\r\n { _timeout: 33, _maxDelay: 99 }\r\n );\r\n const [destroyEventContentChange, updateEventContentChangeElements] = createEventContentChange(\r\n target,\r\n debouncedEventContentChange,\r\n _eventContentChange\r\n );\r\n\r\n // MutationObserver\r\n const finalAttributes = _attributes || [];\r\n const finalStyleChangingAttributes = _styleChangingAttributes || [];\r\n const observedAttributes = finalAttributes.concat(finalStyleChangingAttributes);\r\n const observerCallback = (\r\n mutations: MutationRecord[],\r\n fromRecords?: true\r\n ): void | Parameters> => {\r\n const ignoreTargetChange = _ignoreTargetChange || noop;\r\n const ignoreContentChange = _ignoreContentChange || noop;\r\n const targetChangedAttrs: string[] = [];\r\n const totalAddedNodes: Node[] = [];\r\n let targetStyleChanged = false;\r\n let contentChanged = false;\r\n let childListChanged = false;\r\n each(mutations, (mutation) => {\r\n const { attributeName, target: mutationTarget, type, oldValue, addedNodes } = mutation;\r\n const isAttributesType = type === 'attributes';\r\n const isChildListType = type === 'childList';\r\n const targetIsMutationTarget = target === mutationTarget;\r\n const attributeValue =\r\n isAttributesType && isString(attributeName)\r\n ? attr(mutationTarget as HTMLElement, attributeName!)\r\n : 0;\r\n const attributeChanged = attributeValue !== 0 && oldValue !== attributeValue;\r\n const styleChangingAttrChanged =\r\n indexOf(finalStyleChangingAttributes, attributeName) > -1 && attributeChanged;\r\n\r\n // if is content observer and something changed in children\r\n if (isContentObserver && !targetIsMutationTarget) {\r\n const notOnlyAttrChanged = !isAttributesType;\r\n const contentAttrChanged = isAttributesType && styleChangingAttrChanged;\r\n const isNestedTarget =\r\n contentAttrChanged && _nestedTargetSelector && is(mutationTarget, _nestedTargetSelector);\r\n const baseAssertion = isNestedTarget\r\n ? !ignoreTargetChange(mutationTarget, attributeName!, oldValue, attributeValue)\r\n : notOnlyAttrChanged || contentAttrChanged;\r\n const contentFinalChanged =\r\n baseAssertion && !ignoreContentChange(mutation, !!isNestedTarget, target, options);\r\n\r\n push(totalAddedNodes, addedNodes);\r\n\r\n contentChanged = contentChanged || contentFinalChanged;\r\n childListChanged = childListChanged || isChildListType;\r\n }\r\n // if is target observer and target attr changed\r\n if (\r\n !isContentObserver &&\r\n targetIsMutationTarget &&\r\n attributeChanged &&\r\n !ignoreTargetChange(mutationTarget, attributeName!, oldValue, attributeValue)\r\n ) {\r\n push(targetChangedAttrs, attributeName!);\r\n targetStyleChanged = targetStyleChanged || styleChangingAttrChanged;\r\n }\r\n });\r\n\r\n if (childListChanged && !isEmptyArray(totalAddedNodes)) {\r\n // adds / removes the new elements from the event content change\r\n updateEventContentChangeElements((selector) =>\r\n totalAddedNodes.reduce((arr, node) => {\r\n push(arr, find(selector, node));\r\n return is(node, selector) ? push(arr, node) : arr;\r\n }, [])\r\n );\r\n }\r\n\r\n if (isContentObserver) {\r\n !fromRecords && contentChanged && (callback as DOMContentObserverCallback)(false);\r\n return [false] as Parameters>;\r\n }\r\n if (!isEmptyArray(targetChangedAttrs) || targetStyleChanged) {\r\n !fromRecords &&\r\n (callback as DOMTargetObserverCallback)(targetChangedAttrs, targetStyleChanged);\r\n return [targetChangedAttrs, targetStyleChanged] as Parameters<\r\n DOMObserverCallback\r\n >;\r\n }\r\n };\r\n const mutationObserver: MutationObserver = new MutationObserverConstructor!((mutations) =>\r\n observerCallback(mutations)\r\n );\r\n\r\n // Connect\r\n mutationObserver.observe(target, {\r\n attributes: true,\r\n attributeOldValue: true,\r\n attributeFilter: observedAttributes,\r\n subtree: isContentObserver,\r\n childList: isContentObserver,\r\n characterData: isContentObserver,\r\n });\r\n isConnected = true;\r\n\r\n return [\r\n () => {\r\n if (isConnected) {\r\n destroyEventContentChange();\r\n mutationObserver.disconnect();\r\n isConnected = false;\r\n }\r\n },\r\n () => {\r\n if (isConnected) {\r\n debouncedEventContentChange._flush();\r\n\r\n const records = mutationObserver.takeRecords();\r\n return !isEmptyArray(records) && observerCallback(records, true);\r\n }\r\n },\r\n ];\r\n};\r\n","import {\r\n debounce,\r\n isArray,\r\n isNumber,\r\n each,\r\n indexOf,\r\n isString,\r\n attr,\r\n removeAttr,\r\n CacheValues,\r\n keys,\r\n liesBetween,\r\n scrollSize,\r\n equalWH,\r\n createCache,\r\n WH,\r\n fractionalSize,\r\n isFunction,\r\n ResizeObserverConstructor,\r\n closest,\r\n assignDeep,\r\n push,\r\n scrollLeft,\r\n scrollTop,\r\n noop,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n dataAttributeHost,\r\n dataValueHostOverflowVisible,\r\n dataValueHostUpdating,\r\n classNameViewport,\r\n classNameOverflowVisible,\r\n classNameScrollbar,\r\n classNameViewportArrange,\r\n} from 'classnames';\r\nimport { createSizeObserver, SizeObserverCallbackParams } from 'observers/sizeObserver';\r\nimport { createTrinsicObserver } from 'observers/trinsicObserver';\r\nimport { createDOMObserver, DOMObserver } from 'observers/domObserver';\r\nimport type { SetupState, SetupUpdateCheckOption } from 'setups';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type {\r\n StructureSetupUpdate,\r\n StructureSetupUpdateHints,\r\n} from 'setups/structureSetup/structureSetup.update';\r\n\r\nexport type StructureSetupObserversUpdate = (checkOption: SetupUpdateCheckOption) => void;\r\n\r\nexport type StructureSetupObservers = [\r\n destroy: () => void,\r\n appendElements: () => void,\r\n updateObservers: () => Partial,\r\n updateObserversOptions: StructureSetupObserversUpdate\r\n];\r\n\r\ntype ExcludeFromTuple = T extends [infer F, ...infer R]\r\n ? [F] extends [E]\r\n ? ExcludeFromTuple\r\n : [F, ...ExcludeFromTuple]\r\n : [];\r\n\r\nconst hostSelector = `[${dataAttributeHost}]`;\r\n\r\n// TODO: observer textarea attrs if textarea\r\n\r\nconst viewportSelector = `.${classNameViewport}`;\r\nconst viewportAttrsFromTarget = ['tabindex'];\r\nconst baseStyleChangingAttrsTextarea = ['wrap', 'cols', 'rows'];\r\nconst baseStyleChangingAttrs = ['id', 'class', 'style', 'open'];\r\n\r\nexport const createStructureSetupObservers = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState,\r\n structureSetupUpdate: (\r\n ...args: ExcludeFromTuple, Parameters[0]>\r\n ) => any\r\n): StructureSetupObservers => {\r\n let debounceTimeout: number | false | undefined;\r\n let debounceMaxDelay: number | false | undefined;\r\n let contentMutationObserver: DOMObserver | undefined;\r\n const [, setState] = state;\r\n const {\r\n _host,\r\n _viewport,\r\n _content,\r\n _isTextarea,\r\n _viewportIsTarget,\r\n _viewportHasClass,\r\n _viewportAddRemoveClass,\r\n } = structureSetupElements;\r\n const { _flexboxGlue } = getEnvironment();\r\n\r\n const [updateContentSizeCache] = createCache>(\r\n {\r\n _equal: equalWH,\r\n _initialValue: { w: 0, h: 0 },\r\n },\r\n () => {\r\n const hasOver = _viewportHasClass(classNameOverflowVisible, dataValueHostOverflowVisible);\r\n const hasVpStyle = _viewportHasClass(classNameViewportArrange, '');\r\n const scrollOffsetX = hasVpStyle && scrollLeft(_viewport);\r\n const scrollOffsetY = hasVpStyle && scrollTop(_viewport);\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible);\r\n _viewportAddRemoveClass(classNameViewportArrange, '');\r\n _viewportAddRemoveClass('', dataValueHostUpdating, true);\r\n\r\n const contentScroll = scrollSize(_content);\r\n const viewportScroll = scrollSize(_viewport);\r\n const fractional = fractionalSize(_viewport);\r\n\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible, hasOver);\r\n _viewportAddRemoveClass(classNameViewportArrange, '', hasVpStyle);\r\n _viewportAddRemoveClass('', dataValueHostUpdating);\r\n scrollLeft(_viewport, scrollOffsetX);\r\n scrollTop(_viewport, scrollOffsetY);\r\n return {\r\n w: viewportScroll.w + contentScroll.w + fractional.w,\r\n h: viewportScroll.h + contentScroll.h + fractional.h,\r\n };\r\n }\r\n );\r\n const contentMutationObserverAttr = _isTextarea\r\n ? baseStyleChangingAttrsTextarea\r\n : baseStyleChangingAttrs.concat(baseStyleChangingAttrsTextarea);\r\n const structureSetupUpdateWithDebouncedAdaptiveUpdateHints = debounce(structureSetupUpdate, {\r\n _timeout: () => debounceTimeout,\r\n _maxDelay: () => debounceMaxDelay,\r\n _mergeParams(prev, curr) {\r\n const [prevObj] = prev;\r\n const [currObj] = curr;\r\n return [\r\n keys(prevObj)\r\n .concat(keys(currObj))\r\n .reduce((obj, key) => {\r\n obj[key] = prevObj[key] || currObj[key];\r\n return obj;\r\n }, {}),\r\n ] as [Partial];\r\n },\r\n });\r\n\r\n const updateViewportAttrsFromHost = (attributes?: string[]) => {\r\n each(attributes || viewportAttrsFromTarget, (attribute) => {\r\n if (indexOf(viewportAttrsFromTarget, attribute) > -1) {\r\n const hostAttr = attr(_host, attribute);\r\n if (isString(hostAttr)) {\r\n attr(_viewport, attribute, hostAttr);\r\n } else {\r\n removeAttr(_viewport, attribute);\r\n }\r\n }\r\n });\r\n };\r\n const onTrinsicChanged = (heightIntrinsicCache: CacheValues, fromRecords?: true) => {\r\n const [heightIntrinsic, heightIntrinsicChanged] = heightIntrinsicCache;\r\n const updateHints: Partial = {\r\n _heightIntrinsicChanged: heightIntrinsicChanged,\r\n };\r\n setState({ _heightIntrinsic: heightIntrinsic });\r\n\r\n !fromRecords && structureSetupUpdate(updateHints);\r\n return updateHints;\r\n };\r\n const onSizeChanged = ({\r\n _sizeChanged,\r\n _directionIsRTLCache,\r\n _appear,\r\n }: SizeObserverCallbackParams) => {\r\n const updateFn =\r\n !_sizeChanged || _appear\r\n ? structureSetupUpdate\r\n : structureSetupUpdateWithDebouncedAdaptiveUpdateHints;\r\n\r\n let directionChanged = false;\r\n if (_directionIsRTLCache) {\r\n const [directionIsRTL, directionIsRTLChanged] = _directionIsRTLCache;\r\n directionChanged = directionIsRTLChanged;\r\n\r\n setState({ _directionIsRTL: directionIsRTL });\r\n }\r\n\r\n updateFn({ _sizeChanged, _directionChanged: directionChanged });\r\n };\r\n const onContentMutation = (contentChangedTroughEvent: boolean, fromRecords?: true) => {\r\n const [, contentSizeChanged] = updateContentSizeCache();\r\n const updateHints: Partial = {\r\n _contentMutation: contentSizeChanged,\r\n };\r\n // if contentChangedTroughEvent is true its already debounced\r\n const updateFn = contentChangedTroughEvent\r\n ? structureSetupUpdate\r\n : structureSetupUpdateWithDebouncedAdaptiveUpdateHints;\r\n\r\n if (contentSizeChanged) {\r\n !fromRecords && updateFn(updateHints);\r\n }\r\n return updateHints;\r\n };\r\n const onHostMutation = (\r\n targetChangedAttrs: string[],\r\n targetStyleChanged: boolean,\r\n fromRecords?: true\r\n ) => {\r\n const updateHints: Partial = { _hostMutation: targetStyleChanged };\r\n if (targetStyleChanged) {\r\n !fromRecords && structureSetupUpdateWithDebouncedAdaptiveUpdateHints(updateHints);\r\n } else if (!_viewportIsTarget) {\r\n updateViewportAttrsFromHost(targetChangedAttrs);\r\n }\r\n return updateHints;\r\n };\r\n\r\n const [destroyTrinsicObserver, appendTrinsicObserver, updateTrinsicObserver] =\r\n _content || !_flexboxGlue ? createTrinsicObserver(_host, onTrinsicChanged) : [noop, noop, noop];\r\n const [destroySizeObserver, appendSizeObserver] = !_viewportIsTarget\r\n ? createSizeObserver(_host, onSizeChanged, {\r\n _appear: true,\r\n _direction: true,\r\n })\r\n : [noop, noop];\r\n const [destroyHostMutationObserver, updateHostMutationObserver] = createDOMObserver(\r\n _host,\r\n false,\r\n onHostMutation,\r\n {\r\n _styleChangingAttributes: baseStyleChangingAttrs,\r\n _attributes: baseStyleChangingAttrs.concat(viewportAttrsFromTarget),\r\n }\r\n );\r\n\r\n const viewportIsTargetResizeObserver =\r\n _viewportIsTarget &&\r\n ResizeObserverConstructor &&\r\n new ResizeObserverConstructor(onSizeChanged.bind(0, { _sizeChanged: true }));\r\n\r\n viewportIsTargetResizeObserver && viewportIsTargetResizeObserver.observe(_host);\r\n updateViewportAttrsFromHost();\r\n\r\n return [\r\n () => {\r\n destroyTrinsicObserver();\r\n destroySizeObserver();\r\n contentMutationObserver && contentMutationObserver[0](); // destroy\r\n viewportIsTargetResizeObserver && viewportIsTargetResizeObserver.disconnect();\r\n destroyHostMutationObserver();\r\n },\r\n () => {\r\n // order is matter!\r\n appendSizeObserver();\r\n appendTrinsicObserver();\r\n },\r\n () => {\r\n const updateHints: Partial = {};\r\n const hostUpdateResult = updateHostMutationObserver();\r\n const trinsicUpdateResult = updateTrinsicObserver();\r\n const contentUpdateResult = contentMutationObserver && contentMutationObserver[1](); // update\r\n\r\n if (hostUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onHostMutation.apply(\r\n 0,\r\n push(hostUpdateResult, true) as [\r\n ...updateResult: typeof hostUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n if (trinsicUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onTrinsicChanged.apply(\r\n 0,\r\n push(trinsicUpdateResult as any[], true) as [\r\n ...updateResult: typeof trinsicUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n if (contentUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onContentMutation.apply(\r\n 0,\r\n push(contentUpdateResult, true) as [\r\n ...updateResult: typeof contentUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n\r\n return updateHints;\r\n },\r\n (checkOption) => {\r\n const [ignoreMutation] = checkOption('updating.ignoreMutation');\r\n const [attributes, attributesChanged] = checkOption('updating.attributes');\r\n const [elementEvents, elementEventsChanged] = checkOption | null>(\r\n 'updating.elementEvents'\r\n );\r\n const [debounceValue, debounceChanged] = checkOption | number | null>(\r\n 'updating.debounce'\r\n );\r\n const updateContentMutationObserver = elementEventsChanged || attributesChanged;\r\n const ignoreMutationFromOptions = (mutation: MutationRecord) =>\r\n isFunction(ignoreMutation) && ignoreMutation(mutation);\r\n\r\n if (updateContentMutationObserver) {\r\n if (contentMutationObserver) {\r\n contentMutationObserver[1](); // update\r\n contentMutationObserver[0](); // destroy\r\n }\r\n contentMutationObserver = createDOMObserver(\r\n _content || _viewport,\r\n true,\r\n onContentMutation,\r\n {\r\n _styleChangingAttributes: contentMutationObserverAttr.concat(attributes || []),\r\n _attributes: contentMutationObserverAttr.concat(attributes || []),\r\n _eventContentChange: elementEvents,\r\n _nestedTargetSelector: hostSelector,\r\n _ignoreContentChange: (mutation, isNestedTarget) => {\r\n const { target, attributeName } = mutation;\r\n const ignore =\r\n !isNestedTarget && attributeName && !_viewportIsTarget\r\n ? liesBetween(target, hostSelector, viewportSelector)\r\n : false;\r\n return (\r\n ignore ||\r\n !!closest(target, `.${classNameScrollbar}`) || // ignore explicitely all scrollbar elements\r\n !!ignoreMutationFromOptions(mutation)\r\n );\r\n },\r\n }\r\n );\r\n }\r\n\r\n if (debounceChanged) {\r\n structureSetupUpdateWithDebouncedAdaptiveUpdateHints._flush();\r\n if (isArray(debounceValue)) {\r\n const timeout = debounceValue[0];\r\n const maxWait = debounceValue[1];\r\n debounceTimeout = isNumber(timeout) ? timeout : false;\r\n debounceMaxDelay = isNumber(maxWait) ? maxWait : false;\r\n } else if (isNumber(debounceValue)) {\r\n debounceTimeout = debounceValue;\r\n debounceMaxDelay = false;\r\n } else {\r\n debounceTimeout = false;\r\n debounceMaxDelay = false;\r\n }\r\n }\r\n },\r\n ];\r\n};\r\n","import { createEventListenerHub, isEmptyObject, keys } from 'support';\r\nimport { createState, createOptionCheck } from 'setups/setups';\r\nimport { createStructureSetupElements } from 'setups/structureSetup/structureSetup.elements';\r\nimport { createStructureSetupUpdate } from 'setups/structureSetup/structureSetup.update';\r\nimport { createStructureSetupObservers } from 'setups/structureSetup/structureSetup.observers';\r\nimport type { StructureSetupUpdateHints } from 'setups/structureSetup/structureSetup.update';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type { TRBL, XY, EventListener } from 'support';\r\nimport type { Options, ReadonlyOptions } from 'options';\r\nimport type { Setup } from 'setups';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { DeepPartial, StyleObject, OverflowStyle } from 'typings';\r\n\r\nexport interface StructureSetupState {\r\n _padding: TRBL;\r\n _paddingAbsolute: boolean;\r\n _viewportPaddingStyle: StyleObject;\r\n _overflowEdge: XY;\r\n _overflowAmount: XY;\r\n _overflowStyle: XY;\r\n _hasOverflow: XY;\r\n _heightIntrinsic: boolean;\r\n _directionIsRTL: boolean;\r\n}\r\n\r\nexport interface StructureSetupStaticState {\r\n _elements: StructureSetupElementsObj;\r\n _appendElements: () => void;\r\n _addOnUpdatedListener: (listener: EventListener) => void;\r\n}\r\n\r\ntype StructureSetupEventMap = {\r\n u: [updateHints: StructureSetupUpdateHints, changedOptions: DeepPartial, force: boolean];\r\n};\r\n\r\nconst initialXYNumber = { x: 0, y: 0 };\r\nconst initialStructureSetupUpdateState: StructureSetupState = {\r\n _padding: {\r\n t: 0,\r\n r: 0,\r\n b: 0,\r\n l: 0,\r\n },\r\n _paddingAbsolute: false,\r\n _viewportPaddingStyle: {\r\n marginRight: 0,\r\n marginBottom: 0,\r\n marginLeft: 0,\r\n paddingTop: 0,\r\n paddingRight: 0,\r\n paddingBottom: 0,\r\n paddingLeft: 0,\r\n },\r\n _overflowEdge: initialXYNumber,\r\n _overflowAmount: initialXYNumber,\r\n _overflowStyle: {\r\n x: 'hidden',\r\n y: 'hidden',\r\n },\r\n _hasOverflow: {\r\n x: false,\r\n y: false,\r\n },\r\n _heightIntrinsic: false,\r\n _directionIsRTL: false,\r\n};\r\n\r\nexport const createStructureSetup = (\r\n target: InitializationTarget,\r\n options: ReadonlyOptions\r\n): Setup => {\r\n const checkOptionsFallback = createOptionCheck(options, {});\r\n const state = createState(initialStructureSetupUpdateState);\r\n const [addEvent, removeEvent, triggerEvent] = createEventListenerHub();\r\n const [getState] = state;\r\n const [elements, appendStructureElements, destroyElements] = createStructureSetupElements(target);\r\n const updateStructure = createStructureSetupUpdate(elements, state);\r\n const triggerUpdateEvent: (...args: StructureSetupEventMap['u']) => void = (\r\n updateHints,\r\n changedOptions,\r\n force\r\n ) => {\r\n const truthyUpdateHints = keys(updateHints).some((key) => updateHints[key]);\r\n\r\n if (truthyUpdateHints || !isEmptyObject(changedOptions) || force) {\r\n triggerEvent('u', [updateHints, changedOptions, force]);\r\n }\r\n };\r\n const [destroyObservers, appendObserverElements, updateObservers, updateObserversOptions] =\r\n createStructureSetupObservers(elements, state, (updateHints) => {\r\n triggerUpdateEvent(updateStructure(checkOptionsFallback, updateHints), {}, false);\r\n });\r\n\r\n const structureSetupState = getState.bind(0) as (() => StructureSetupState) &\r\n StructureSetupStaticState;\r\n structureSetupState._addOnUpdatedListener = (listener) => {\r\n addEvent('u', listener);\r\n };\r\n structureSetupState._appendElements = () => {\r\n appendObserverElements();\r\n appendStructureElements();\r\n };\r\n structureSetupState._elements = elements;\r\n\r\n return [\r\n (changedOptions, force?) => {\r\n const checkOption = createOptionCheck(options, changedOptions, force);\r\n updateObserversOptions(checkOption);\r\n triggerUpdateEvent(\r\n updateStructure(checkOption, updateObservers(), force),\r\n changedOptions,\r\n !!force\r\n );\r\n },\r\n structureSetupState,\r\n () => {\r\n removeEvent();\r\n destroyObservers();\r\n destroyElements();\r\n },\r\n ];\r\n};\r\n","import {\r\n directionIsRTL,\r\n getBoundingClientRect,\r\n offsetSize,\r\n on,\r\n preventDefault,\r\n runEachAndClear,\r\n stopPropagation,\r\n XY,\r\n} from 'support';\r\nimport { classNamesScrollbarInteraction } from 'classnames';\r\nimport type { ReadonlyOptions } from 'options';\r\nimport type { StructureSetupState } from 'setups';\r\nimport type {\r\n ScrollbarsSetupElementsObj,\r\n ScrollbarStructure,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.elements';\r\nimport { getEnvironment } from 'environment';\r\n\r\nexport type ScrollbarsSetupEvents = (\r\n scrollbarStructure: ScrollbarStructure,\r\n scrollbarsAddRemoveClass: ScrollbarsSetupElementsObj['_scrollbarsAddRemoveClass'],\r\n documentElm: Document,\r\n scrollOffsetElm: HTMLElement,\r\n isHorizontal?: boolean\r\n) => () => void;\r\n\r\nconst { round } = Math;\r\nconst getClientOffset = (event: PointerEvent): XY => ({\r\n x: event.clientX,\r\n y: event.clientY,\r\n});\r\nconst getScale = (element: HTMLElement): XY => {\r\n const { width, height } = getBoundingClientRect(element);\r\n const { w, h } = offsetSize(element);\r\n return {\r\n x: round(width) / w || 1,\r\n y: round(height) / h || 1,\r\n };\r\n};\r\nconst continuePointerDown = (\r\n event: PointerEvent,\r\n options: ReadonlyOptions,\r\n scrollType: 'dragScroll' | 'clickScroll'\r\n) => {\r\n const scrollbarOptions = options.scrollbars;\r\n const { button, isPrimary, pointerType } = event;\r\n const { pointers } = scrollbarOptions;\r\n return (\r\n button === 0 &&\r\n isPrimary &&\r\n scrollbarOptions[scrollType] &&\r\n (pointers || []).includes(pointerType)\r\n );\r\n};\r\nconst createRootClickStopPropagationEvents = (scrollbar: HTMLElement, documentElm: Document) =>\r\n on(\r\n scrollbar,\r\n 'mousedown',\r\n on.bind(0, documentElm, 'click', stopPropagation, { _once: true, _capture: true }),\r\n { _capture: true }\r\n );\r\nconst createDragScrollingEvents = (\r\n options: ReadonlyOptions,\r\n doc: Document,\r\n scrollbarStructure: ScrollbarStructure,\r\n scrollOffsetElement: HTMLElement,\r\n structureSetupState: () => StructureSetupState,\r\n isHorizontal?: boolean\r\n) => {\r\n const { _rtlScrollBehavior } = getEnvironment();\r\n const { _handle, _track, _scrollbar } = scrollbarStructure;\r\n const scrollOffsetKey = `scroll${isHorizontal ? 'Left' : 'Top'}`;\r\n const xyKey = `${isHorizontal ? 'x' : 'y'}`;\r\n const whKey = `${isHorizontal ? 'w' : 'h'}`;\r\n const createOnPointerMoveHandler =\r\n (mouseDownScroll: number, mouseDownClientOffset: number, mouseDownInvertedScale: number) =>\r\n (event: PointerEvent) => {\r\n const { _overflowAmount } = structureSetupState();\r\n const movement =\r\n (getClientOffset(event)[xyKey] - mouseDownClientOffset) * mouseDownInvertedScale;\r\n const handleTrackDiff = offsetSize(_track)[whKey] - offsetSize(_handle)[whKey];\r\n const scrollDeltaPercent = movement / handleTrackDiff;\r\n const scrollDelta = scrollDeltaPercent * _overflowAmount[xyKey];\r\n const isRTL = directionIsRTL(_scrollbar);\r\n const negateMultiplactor =\r\n isRTL && isHorizontal ? (_rtlScrollBehavior.n || _rtlScrollBehavior.i ? 1 : -1) : 1;\r\n\r\n scrollOffsetElement[scrollOffsetKey] = mouseDownScroll + scrollDelta * negateMultiplactor;\r\n };\r\n\r\n return on(_handle, 'pointerdown', (pointerDownEvent: PointerEvent) => {\r\n if (continuePointerDown(pointerDownEvent, options, 'dragScroll')) {\r\n const offSelectStart = on(doc, 'selectstart', (event: Event) => preventDefault(event), {\r\n _passive: false,\r\n });\r\n const offPointerMove = on(\r\n _handle,\r\n 'pointermove',\r\n createOnPointerMoveHandler(\r\n scrollOffsetElement[scrollOffsetKey] || 0,\r\n getClientOffset(pointerDownEvent)[xyKey],\r\n 1 / getScale(scrollOffsetElement)[xyKey]\r\n )\r\n );\r\n\r\n on(\r\n _handle,\r\n 'pointerup',\r\n (pointerUpEvent: PointerEvent) => {\r\n offSelectStart();\r\n offPointerMove();\r\n _handle.releasePointerCapture(pointerUpEvent.pointerId);\r\n },\r\n { _once: true }\r\n );\r\n _handle.setPointerCapture(pointerDownEvent.pointerId);\r\n }\r\n });\r\n};\r\n\r\nexport const createScrollbarsSetupEvents =\r\n (\r\n options: ReadonlyOptions,\r\n structureSetupState: () => StructureSetupState\r\n ): ScrollbarsSetupEvents =>\r\n (scrollbarStructure, scrollbarsAddRemoveClass, documentElm, scrollOffsetElm, isHorizontal) => {\r\n const { _scrollbar } = scrollbarStructure;\r\n\r\n return runEachAndClear.bind(0, [\r\n on(_scrollbar, 'pointerenter', () => {\r\n scrollbarsAddRemoveClass(classNamesScrollbarInteraction, true);\r\n }),\r\n on(_scrollbar, 'pointerleave pointercancel', () => {\r\n scrollbarsAddRemoveClass(classNamesScrollbarInteraction);\r\n }),\r\n createRootClickStopPropagationEvents(_scrollbar, documentElm),\r\n createDragScrollingEvents(\r\n options,\r\n documentElm,\r\n scrollbarStructure,\r\n scrollOffsetElm,\r\n structureSetupState,\r\n isHorizontal\r\n ),\r\n ]);\r\n };\r\n","import { offsetSize } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport type { StructureSetupState } from 'setups';\r\n\r\nconst { min, max, abs, round } = Math;\r\n\r\nexport const getScrollbarHandleLengthRatio = (\r\n scrollbarHandle: HTMLElement,\r\n scrollbarTrack: HTMLElement,\r\n isHorizontal?: boolean,\r\n structureSetupState?: StructureSetupState\r\n) => {\r\n if (structureSetupState) {\r\n const axis = isHorizontal ? 'x' : 'y';\r\n const { _overflowAmount, _overflowEdge } = structureSetupState;\r\n\r\n const viewportSize = _overflowEdge[axis];\r\n const overflowAmount = _overflowAmount[axis];\r\n return max(0, min(1, viewportSize / (viewportSize + overflowAmount)));\r\n }\r\n const axis = isHorizontal ? 'w' : 'h';\r\n const handleSize = offsetSize(scrollbarHandle)[axis];\r\n const trackSize = offsetSize(scrollbarTrack)[axis];\r\n return max(0, min(1, handleSize / trackSize));\r\n};\r\n\r\nexport const getScrollbarHandleOffsetRatio = (\r\n scrollbarHandle: HTMLElement,\r\n scrollbarTrack: HTMLElement,\r\n scrollOffsetElement: HTMLElement,\r\n structureSetupState: StructureSetupState,\r\n isRTL: boolean,\r\n isHorizontal?: boolean\r\n) => {\r\n const { _rtlScrollBehavior } = getEnvironment();\r\n const axis = isHorizontal ? 'x' : 'y';\r\n const scrollLeftTop = isHorizontal ? 'Left' : 'Top';\r\n const { _overflowAmount } = structureSetupState;\r\n const scrollPositionMax = round(_overflowAmount[axis]);\r\n const scrollPosition = abs(scrollOffsetElement[`scroll${scrollLeftTop}`]);\r\n const handleRTL = isHorizontal && isRTL;\r\n const rtlNormalizedScrollPosition = _rtlScrollBehavior.i\r\n ? scrollPosition\r\n : scrollPositionMax - scrollPosition;\r\n const finalScrollPosition = handleRTL ? rtlNormalizedScrollPosition : scrollPosition;\r\n const scrollPercent = min(1, finalScrollPosition / scrollPositionMax);\r\n const lengthRatio = getScrollbarHandleLengthRatio(scrollbarHandle, scrollbarTrack, isHorizontal);\r\n\r\n return (1 / lengthRatio) * (1 - lengthRatio) * scrollPercent;\r\n};\r\n","import {\r\n addClass,\r\n appendChildren,\r\n createDiv,\r\n directionIsRTL,\r\n each,\r\n isBoolean,\r\n isEmptyArray,\r\n push,\r\n removeClass,\r\n removeElements,\r\n runEachAndClear,\r\n setT,\r\n style,\r\n} from 'support';\r\nimport {\r\n classNameScrollbar,\r\n classNameScrollbarHorizontal,\r\n classNameScrollbarVertical,\r\n classNameScrollbarTrack,\r\n classNameScrollbarHandle,\r\n classNamesScrollbarTransitionless,\r\n} from 'classnames';\r\nimport { getEnvironment } from 'environment';\r\nimport { dynamicInitializationElement as generalDynamicInitializationElement } from 'initialization';\r\nimport {\r\n getScrollbarHandleLengthRatio,\r\n getScrollbarHandleOffsetRatio,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.calculations';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type { ScrollbarsSetupEvents } from 'setups/scrollbarsSetup/scrollbarsSetup.events';\r\nimport type {\r\n ScrollbarsInitialization,\r\n ScrollbarsDynamicInitializationElement,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.initialization';\r\nimport type { StyleObject } from 'typings';\r\nimport { StructureSetupState } from 'setups';\r\n\r\nexport interface ScrollbarStructure {\r\n _scrollbar: HTMLElement;\r\n _track: HTMLElement;\r\n _handle: HTMLElement;\r\n}\r\n\r\nexport interface ScrollbarsSetupElement {\r\n _scrollbarStructures: ScrollbarStructure[];\r\n _clone: () => ScrollbarStructure;\r\n _handleStyle: (\r\n elmStyle: (\r\n scrollbarStructure: ScrollbarStructure\r\n ) => [HTMLElement | false | null | undefined, StyleObject]\r\n ) => void;\r\n}\r\n\r\nexport interface ScrollbarsSetupElementsObj {\r\n _scrollbarsAddRemoveClass: (\r\n classNames: string | false | null | undefined,\r\n add?: boolean,\r\n isHorizontal?: boolean\r\n ) => void;\r\n _refreshScrollbarsHandleLength: (structureSetupState: StructureSetupState) => void;\r\n _refreshScrollbarsHandleOffset: (structureSetupState: StructureSetupState) => void;\r\n _horizontal: ScrollbarsSetupElement;\r\n _vertical: ScrollbarsSetupElement;\r\n}\r\n\r\nexport type ScrollbarsSetupElements = [\r\n elements: ScrollbarsSetupElementsObj,\r\n appendElements: () => void,\r\n destroy: () => void\r\n];\r\n\r\nexport const createScrollbarsSetupElements = (\r\n target: InitializationTarget,\r\n structureSetupElements: StructureSetupElementsObj,\r\n scrollbarsSetupEvents: ScrollbarsSetupEvents\r\n): ScrollbarsSetupElements => {\r\n const { _getDefaultInitialization } = getEnvironment();\r\n const { scrollbarsSlot: defaultScrollbarsSlot } = _getDefaultInitialization();\r\n const { _documentElm, _target, _host, _viewport, _targetIsElm, _scrollOffsetElement } =\r\n structureSetupElements;\r\n const { scrollbarsSlot } = (_targetIsElm ? {} : target) as ScrollbarsInitialization;\r\n const evaluatedScrollbarSlot =\r\n generalDynamicInitializationElement(\r\n [_target, _host, _viewport],\r\n () => _host,\r\n defaultScrollbarsSlot,\r\n scrollbarsSlot\r\n );\r\n const scrollbarStructureAddRemoveClass = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n classNames: string | false | null | undefined,\r\n add?: boolean\r\n ) => {\r\n const action = add ? addClass : removeClass;\r\n each(scrollbarStructures, (scrollbarStructure) => {\r\n action(scrollbarStructure._scrollbar, classNames);\r\n });\r\n };\r\n const scrollbarsHandleStyle = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n elmStyle: (\r\n scrollbarStructure: ScrollbarStructure\r\n ) => [HTMLElement | false | null | undefined, StyleObject]\r\n ) => {\r\n each(scrollbarStructures, (scrollbarStructure) => {\r\n const [elm, styles] = elmStyle(scrollbarStructure);\r\n style(elm, styles);\r\n });\r\n };\r\n const scrollbarStructureRefreshHandleLength = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n structureSetupState: StructureSetupState,\r\n isHorizontal?: boolean\r\n ) => {\r\n scrollbarsHandleStyle(scrollbarStructures, (structure) => {\r\n const { _handle, _track } = structure;\r\n return [\r\n _handle,\r\n {\r\n [isHorizontal ? 'width' : 'height']: `${(\r\n getScrollbarHandleLengthRatio(_handle, _track, isHorizontal, structureSetupState) * 100\r\n ).toFixed(3)}%`,\r\n },\r\n ];\r\n });\r\n };\r\n const scrollbarStructureRefreshHandleOffset = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n structureSetupState: StructureSetupState,\r\n isHorizontal?: boolean\r\n ) => {\r\n const translateAxis = isHorizontal ? 'X' : 'Y';\r\n scrollbarsHandleStyle(scrollbarStructures, (structure) => {\r\n const { _handle, _track, _scrollbar } = structure;\r\n const offsetRatio = getScrollbarHandleOffsetRatio(\r\n _handle,\r\n _track,\r\n _scrollOffsetElement,\r\n structureSetupState,\r\n directionIsRTL(_scrollbar),\r\n isHorizontal\r\n );\r\n // eslint-disable-next-line no-self-compare\r\n const validOffsetRatio = offsetRatio === offsetRatio; // is false when offset is NaN\r\n return [\r\n _handle,\r\n {\r\n transform: validOffsetRatio\r\n ? `translate${translateAxis}(${(offsetRatio * 100).toFixed(3)}%)`\r\n : '',\r\n },\r\n ];\r\n });\r\n };\r\n\r\n const destroyFns: (() => void)[] = [];\r\n const horizontalScrollbars: ScrollbarStructure[] = [];\r\n const verticalScrollbars: ScrollbarStructure[] = [];\r\n\r\n const scrollbarsAddRemoveClass = (\r\n className: string | false | null | undefined,\r\n add?: boolean,\r\n onlyHorizontal?: boolean\r\n ) => {\r\n const singleAxis = isBoolean(onlyHorizontal);\r\n const runHorizontal = singleAxis ? onlyHorizontal : true;\r\n const runVertical = singleAxis ? !onlyHorizontal : true;\r\n runHorizontal && scrollbarStructureAddRemoveClass(horizontalScrollbars, className, add);\r\n runVertical && scrollbarStructureAddRemoveClass(verticalScrollbars, className, add);\r\n };\r\n const refreshScrollbarsHandleLength = (structureSetupState: StructureSetupState) => {\r\n scrollbarStructureRefreshHandleLength(horizontalScrollbars, structureSetupState, true);\r\n scrollbarStructureRefreshHandleLength(verticalScrollbars, structureSetupState);\r\n };\r\n const refreshScrollbarsHandleOffset = (structureSetupState: StructureSetupState) => {\r\n scrollbarStructureRefreshHandleOffset(horizontalScrollbars, structureSetupState, true);\r\n scrollbarStructureRefreshHandleOffset(verticalScrollbars, structureSetupState);\r\n };\r\n const generateScrollbarDOM = (isHorizontal?: boolean): ScrollbarStructure => {\r\n const scrollbarClassName = isHorizontal\r\n ? classNameScrollbarHorizontal\r\n : classNameScrollbarVertical;\r\n const arrToPush = isHorizontal ? horizontalScrollbars : verticalScrollbars;\r\n const transitionlessClass = isEmptyArray(arrToPush) ? classNamesScrollbarTransitionless : '';\r\n const scrollbar = createDiv(\r\n `${classNameScrollbar} ${scrollbarClassName} ${transitionlessClass}`\r\n );\r\n const track = createDiv(classNameScrollbarTrack);\r\n const handle = createDiv(classNameScrollbarHandle);\r\n const result = {\r\n _scrollbar: scrollbar,\r\n _track: track,\r\n _handle: handle,\r\n };\r\n\r\n appendChildren(scrollbar, track);\r\n appendChildren(track, handle);\r\n\r\n push(arrToPush, result);\r\n push(destroyFns, [\r\n removeElements.bind(0, scrollbar),\r\n scrollbarsSetupEvents(\r\n result,\r\n scrollbarsAddRemoveClass,\r\n _documentElm,\r\n _scrollOffsetElement,\r\n isHorizontal\r\n ),\r\n ]);\r\n\r\n return result;\r\n };\r\n const generateHorizontalScrollbarStructure = generateScrollbarDOM.bind(0, true);\r\n const generateVerticalScrollbarStructure = generateScrollbarDOM.bind(0, false);\r\n const appendElements = () => {\r\n appendChildren(evaluatedScrollbarSlot, horizontalScrollbars[0]._scrollbar);\r\n appendChildren(evaluatedScrollbarSlot, verticalScrollbars[0]._scrollbar);\r\n\r\n setT(() => {\r\n scrollbarsAddRemoveClass(classNamesScrollbarTransitionless);\r\n }, 300);\r\n };\r\n\r\n generateHorizontalScrollbarStructure();\r\n generateVerticalScrollbarStructure();\r\n\r\n return [\r\n {\r\n _refreshScrollbarsHandleLength: refreshScrollbarsHandleLength,\r\n _refreshScrollbarsHandleOffset: refreshScrollbarsHandleOffset,\r\n _scrollbarsAddRemoveClass: scrollbarsAddRemoveClass,\r\n _horizontal: {\r\n _scrollbarStructures: horizontalScrollbars,\r\n _clone: generateHorizontalScrollbarStructure,\r\n _handleStyle: scrollbarsHandleStyle.bind(0, horizontalScrollbars),\r\n },\r\n _vertical: {\r\n _scrollbarStructures: verticalScrollbars,\r\n _clone: generateVerticalScrollbarStructure,\r\n _handleStyle: scrollbarsHandleStyle.bind(0, verticalScrollbars),\r\n },\r\n },\r\n appendElements,\r\n runEachAndClear.bind(0, destroyFns),\r\n ];\r\n};\r\n","import {\r\n rAF,\r\n cAF,\r\n isFunction,\r\n on,\r\n runEachAndClear,\r\n setT,\r\n clearT,\r\n parent,\r\n scrollLeft,\r\n scrollTop,\r\n} from 'support';\r\nimport { createState, createOptionCheck } from 'setups/setups';\r\nimport { createScrollbarsSetupEvents } from 'setups/scrollbarsSetup/scrollbarsSetup.events';\r\nimport {\r\n createScrollbarsSetupElements,\r\n ScrollbarsSetupElementsObj,\r\n ScrollbarStructure,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.elements';\r\nimport {\r\n classNamesScrollbarVisible,\r\n classNamesScrollbarUnusable,\r\n classNamesScrollbarCornerless,\r\n classNamesScrollbarAutoHidden,\r\n classNamesScrollbarHandleInteractive,\r\n classNamesScrollbarTrackInteractive,\r\n classNameScrollbarRtl,\r\n} from 'classnames';\r\nimport type { StructureSetupUpdateHints } from 'setups/structureSetup/structureSetup.update';\r\nimport type {\r\n ReadonlyOptions,\r\n ScrollbarVisibilityBehavior,\r\n ScrollbarAutoHideBehavior,\r\n} from 'options';\r\nimport type { Setup, StructureSetupState, StructureSetupStaticState } from 'setups';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { DeepPartial, OverflowStyle, StyleObject } from 'typings';\r\n\r\n// eslint-disable-next-line @typescript-eslint/no-empty-interface\r\nexport interface ScrollbarsSetupState {}\r\n\r\nexport interface ScrollbarsSetupStaticState {\r\n _elements: ScrollbarsSetupElementsObj;\r\n _appendElements: () => void;\r\n}\r\n\r\nconst createSelfCancelTimeout = (timeout?: number | (() => number)) => {\r\n let id: number;\r\n const setTFn = timeout ? setT : rAF!;\r\n const clearTFn = timeout ? clearT : cAF!;\r\n return [\r\n (callback: () => any) => {\r\n clearTFn(id);\r\n // @ts-ignore\r\n id = setTFn(callback, isFunction(timeout) ? timeout() : timeout);\r\n },\r\n () => clearTFn(id),\r\n ] as [timeout: (callback: () => any) => void, clear: () => void];\r\n};\r\n\r\nexport const createScrollbarsSetup = (\r\n target: InitializationTarget,\r\n options: ReadonlyOptions,\r\n structureSetupState: (() => StructureSetupState) & StructureSetupStaticState\r\n): Setup<\r\n ScrollbarsSetupState,\r\n ScrollbarsSetupStaticState,\r\n [DeepPartial]\r\n> => {\r\n let autoHideIsMove: boolean;\r\n let autoHideIsLeave: boolean;\r\n let autoHideNotNever: boolean;\r\n let mouseInHost: boolean | undefined;\r\n let prevTheme: string | null | undefined;\r\n let globalAutoHideDelay = 0;\r\n\r\n const state = createState({});\r\n const [getState] = state;\r\n const [requestMouseMoveAnimationFrame, cancelMouseMoveAnimationFrame] = createSelfCancelTimeout();\r\n const [requestScrollAnimationFrame, cancelScrollAnimationFrame] = createSelfCancelTimeout();\r\n const [scrollTimeout, clearScrollTimeout] = createSelfCancelTimeout(100);\r\n const [auotHideMoveTimeout, clearAutoHideTimeout] = createSelfCancelTimeout(100);\r\n const [auotHideTimeout, clearAutoTimeout] = createSelfCancelTimeout(() => globalAutoHideDelay);\r\n const [elements, appendElements, destroyElements] = createScrollbarsSetupElements(\r\n target,\r\n structureSetupState._elements,\r\n createScrollbarsSetupEvents(options, structureSetupState)\r\n );\r\n const {\r\n _host,\r\n _viewport,\r\n _scrollOffsetElement,\r\n _scrollEventElement,\r\n _viewportIsTarget,\r\n _isBody,\r\n } = structureSetupState._elements;\r\n const {\r\n _horizontal,\r\n _vertical,\r\n _scrollbarsAddRemoveClass: scrollbarsAddRemoveClass,\r\n _refreshScrollbarsHandleLength,\r\n _refreshScrollbarsHandleOffset,\r\n } = elements;\r\n const { _handleStyle: styleHorizontal } = _horizontal;\r\n const { _handleStyle: styleVertical } = _vertical;\r\n const styleScrollbarPosition = (structure: ScrollbarStructure) => {\r\n const { _scrollbar } = structure;\r\n const elm = _viewportIsTarget && !_isBody && parent(_scrollbar) === _viewport && _scrollbar;\r\n return [\r\n elm,\r\n {\r\n transform: elm\r\n ? `translate(${scrollLeft(_scrollOffsetElement)}px, ${scrollTop(_scrollOffsetElement)}px)`\r\n : '',\r\n },\r\n ] as [HTMLElement | false, StyleObject];\r\n };\r\n const manageScrollbarsAutoHide = (removeAutoHide: boolean, delayless?: boolean) => {\r\n clearAutoTimeout();\r\n if (removeAutoHide) {\r\n scrollbarsAddRemoveClass(classNamesScrollbarAutoHidden);\r\n } else {\r\n const hide = () => scrollbarsAddRemoveClass(classNamesScrollbarAutoHidden, true);\r\n if (globalAutoHideDelay > 0 && !delayless) {\r\n auotHideTimeout(hide);\r\n } else {\r\n hide();\r\n }\r\n }\r\n };\r\n const onHostMouseEnter = () => {\r\n mouseInHost = autoHideIsLeave;\r\n mouseInHost && manageScrollbarsAutoHide(true);\r\n };\r\n\r\n const destroyFns: (() => void)[] = [\r\n clearScrollTimeout,\r\n clearAutoTimeout,\r\n clearAutoHideTimeout,\r\n cancelScrollAnimationFrame,\r\n cancelMouseMoveAnimationFrame,\r\n destroyElements,\r\n\r\n on(_host, 'pointerover', onHostMouseEnter, { _once: true }),\r\n on(_host, 'pointerenter', onHostMouseEnter),\r\n on(_host, 'pointerleave', () => {\r\n mouseInHost = false;\r\n autoHideIsLeave && manageScrollbarsAutoHide(false);\r\n }),\r\n on(_host, 'pointermove', () => {\r\n autoHideIsMove &&\r\n requestMouseMoveAnimationFrame(() => {\r\n clearScrollTimeout();\r\n manageScrollbarsAutoHide(true);\r\n auotHideMoveTimeout(() => {\r\n autoHideIsMove && manageScrollbarsAutoHide(false);\r\n });\r\n });\r\n }),\r\n on(_scrollEventElement, 'scroll', () => {\r\n requestScrollAnimationFrame(() => {\r\n _refreshScrollbarsHandleOffset(structureSetupState());\r\n\r\n autoHideNotNever && manageScrollbarsAutoHide(true);\r\n scrollTimeout(() => {\r\n autoHideNotNever && !mouseInHost && manageScrollbarsAutoHide(false);\r\n });\r\n });\r\n\r\n _viewportIsTarget && styleHorizontal(styleScrollbarPosition);\r\n _viewportIsTarget && styleVertical(styleScrollbarPosition);\r\n }),\r\n ];\r\n const scrollbarsSetupState = getState.bind(0) as (() => ScrollbarsSetupState) &\r\n ScrollbarsSetupStaticState;\r\n scrollbarsSetupState._elements = elements;\r\n scrollbarsSetupState._appendElements = appendElements;\r\n\r\n return [\r\n (changedOptions, force, structureUpdateHints) => {\r\n const {\r\n _overflowEdgeChanged,\r\n _overflowAmountChanged,\r\n _overflowStyleChanged,\r\n _directionChanged,\r\n } = structureUpdateHints;\r\n const checkOption = createOptionCheck(options, changedOptions, force);\r\n const currStructureSetupState = structureSetupState();\r\n const { _overflowAmount, _overflowStyle, _directionIsRTL } = currStructureSetupState;\r\n const [theme, themeChanged] = checkOption('scrollbars.theme');\r\n const [visibility, visibilityChanged] =\r\n checkOption('scrollbars.visibility');\r\n const [autoHide, autoHideChanged] =\r\n checkOption('scrollbars.autoHide');\r\n const [autoHideDelay] = checkOption('scrollbars.autoHideDelay');\r\n const [dragScroll, dragScrollChanged] = checkOption('scrollbars.dragScroll');\r\n const [clickScroll, clickScrollChanged] = checkOption('scrollbars.clickScroll');\r\n\r\n const updateHandle =\r\n _overflowEdgeChanged || _overflowAmountChanged || _directionChanged || force;\r\n const updateVisibility = _overflowStyleChanged || visibilityChanged || force;\r\n\r\n const setScrollbarVisibility = (overflowStyle: OverflowStyle, isHorizontal: boolean) => {\r\n const isVisible =\r\n visibility === 'visible' || (visibility === 'auto' && overflowStyle === 'scroll');\r\n scrollbarsAddRemoveClass(classNamesScrollbarVisible, isVisible, isHorizontal);\r\n return isVisible;\r\n };\r\n\r\n globalAutoHideDelay = autoHideDelay;\r\n\r\n if (themeChanged) {\r\n scrollbarsAddRemoveClass(prevTheme);\r\n scrollbarsAddRemoveClass(theme, true);\r\n\r\n prevTheme = theme;\r\n }\r\n if (autoHideChanged) {\r\n autoHideIsMove = autoHide === 'move';\r\n autoHideIsLeave = autoHide === 'leave';\r\n autoHideNotNever = autoHide !== 'never';\r\n manageScrollbarsAutoHide(!autoHideNotNever, true);\r\n }\r\n if (dragScrollChanged) {\r\n scrollbarsAddRemoveClass(classNamesScrollbarHandleInteractive, dragScroll);\r\n }\r\n if (clickScrollChanged) {\r\n scrollbarsAddRemoveClass(classNamesScrollbarTrackInteractive, clickScroll);\r\n }\r\n if (updateVisibility) {\r\n const xVisible = setScrollbarVisibility(_overflowStyle.x, true);\r\n const yVisible = setScrollbarVisibility(_overflowStyle.y, false);\r\n const hasCorner = xVisible && yVisible;\r\n\r\n scrollbarsAddRemoveClass(classNamesScrollbarCornerless, !hasCorner);\r\n }\r\n if (updateHandle) {\r\n _refreshScrollbarsHandleLength(currStructureSetupState);\r\n _refreshScrollbarsHandleOffset(currStructureSetupState);\r\n\r\n scrollbarsAddRemoveClass(classNamesScrollbarUnusable, !_overflowAmount.x, true);\r\n scrollbarsAddRemoveClass(classNamesScrollbarUnusable, !_overflowAmount.y, false);\r\n scrollbarsAddRemoveClass(classNameScrollbarRtl, _directionIsRTL && !_isBody);\r\n }\r\n },\r\n scrollbarsSetupState,\r\n runEachAndClear.bind(0, destroyFns),\r\n ];\r\n};\r\n","import { OverlayScrollbars } from 'overlayscrollbars';\r\n\r\nconst targets: Set = new Set();\r\nconst targetInstanceMap: WeakMap = new WeakMap();\r\n\r\n/**\r\n * Adds the given OverlayScrollbars instance to the given element.\r\n * @param target The element which is the target of the OverlayScrollbars instance.\r\n * @param osInstance The OverlayScrollbars instance.\r\n */\r\nexport const addInstance = (target: Element, osInstance: OverlayScrollbars): void => {\r\n targetInstanceMap.set(target, osInstance);\r\n targets.add(target);\r\n};\r\n\r\n/**\r\n * Removes a OverlayScrollbars instance from the given element.\r\n * @param target The element from which its OverlayScrollbars instance shall be removed.\r\n */\r\nexport const removeInstance = (target: Element): void => {\r\n targetInstanceMap.delete(target);\r\n targets.delete(target);\r\n};\r\n\r\n/**\r\n * Gets the OverlayScrollbars from the given element or undefined if it doesn't have one.\r\n * @param target The element of which its OverlayScrollbars instance shall be get.\r\n */\r\nexport const getInstance = (target: Element): OverlayScrollbars | undefined =>\r\n targetInstanceMap.get(target);\r\n\r\n/**\r\n * Gets a Map which represents all active OverayScrollbars instances.\r\n * The Key is the element and the value is the instance.\r\n */\r\nexport const allInstances = (): ReadonlyMap => {\r\n const validTargetInstanceMap: Map = new Map();\r\n\r\n targets.forEach((target: Element) => {\r\n /* istanbul ignore else */\r\n if (targetInstanceMap.has(target)) {\r\n validTargetInstanceMap.set(target, targetInstanceMap.get(target)!);\r\n }\r\n });\r\n\r\n targets.clear();\r\n\r\n validTargetInstanceMap.forEach((instance: OverlayScrollbars, validTarget: Element) => {\r\n targets.add(validTarget);\r\n });\r\n\r\n return validTargetInstanceMap;\r\n};\r\n","import {\r\n assignDeep,\r\n isEmptyObject,\r\n each,\r\n isFunction,\r\n keys,\r\n isHTMLElement,\r\n XY,\r\n TRBL,\r\n createEventListenerHub,\r\n} from 'support';\r\nimport { createStructureSetup, createScrollbarsSetup } from 'setups';\r\nimport { getOptionsDiff, Options, ReadonlyOptions } from 'options';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n getPlugins,\r\n addPlugin,\r\n optionsValidationPluginName,\r\n Plugin,\r\n OptionsValidationPluginInstance,\r\n} from 'plugins';\r\nimport { addInstance, getInstance, removeInstance } from 'instances';\r\nimport type { DeepPartial, OverflowStyle } from 'typings';\r\nimport { InitializationTarget, Initialization, cancelInitialization } from 'initialization';\r\nimport type {\r\n InitialEventListeners as GeneralInitialEventListeners,\r\n EventListener as GeneralEventListener,\r\n} from 'support/eventListeners';\r\nimport {\r\n ScrollbarsSetupElement,\r\n ScrollbarStructure,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.elements';\r\n\r\nexport interface OverlayScrollbarsStatic {\r\n (\r\n target: InitializationTarget,\r\n options?: DeepPartial,\r\n eventListeners?: GeneralInitialEventListeners\r\n ): OverlayScrollbars;\r\n\r\n plugin(plugin: Plugin | Plugin[]): void;\r\n env(): Environment;\r\n}\r\n\r\nexport interface Environment {\r\n scrollbarsSize: XY;\r\n scrollbarsOverlaid: XY;\r\n scrollbarsHiding: boolean;\r\n rtlScrollBehavior: { n: boolean; i: boolean };\r\n flexboxGlue: boolean;\r\n cssCustomProperties: boolean;\r\n staticDefaultInitialization: Initialization;\r\n staticDefaultOptions: Options;\r\n\r\n getDefaultInitialization(): Initialization;\r\n setDefaultInitialization(newDefaultInitialization: DeepPartial): void;\r\n getDefaultOptions(): Options;\r\n setDefaultOptions(newDefaultOptions: DeepPartial): void;\r\n}\r\n\r\nexport interface State {\r\n padding: TRBL;\r\n paddingAbsolute: boolean;\r\n overflowEdge: XY;\r\n overflowAmount: XY;\r\n overflowStyle: XY;\r\n hasOverflow: XY;\r\n directionRTL: boolean;\r\n destroyed: boolean;\r\n}\r\n\r\nexport interface ScrollbarElements {\r\n scrollbar: HTMLElement;\r\n track: HTMLElement;\r\n handle: HTMLElement;\r\n}\r\n\r\nexport interface CloneableScrollbarElements extends ScrollbarElements {\r\n clone(): ScrollbarElements;\r\n}\r\n\r\nexport interface Elements {\r\n target: HTMLElement;\r\n host: HTMLElement;\r\n padding: HTMLElement;\r\n viewport: HTMLElement;\r\n content: HTMLElement;\r\n scrollOffsetElement: HTMLElement;\r\n scrollEventElement: HTMLElement | Document;\r\n scrollbarHorizontal: CloneableScrollbarElements;\r\n scrollbarVertical: CloneableScrollbarElements;\r\n}\r\n\r\nexport interface OnUpdatedEventListenerArgs {\r\n updateHints: {\r\n sizeChanged: boolean;\r\n directionChanged: boolean;\r\n heightIntrinsicChanged: boolean;\r\n overflowEdgeChanged: boolean;\r\n overflowAmountChanged: boolean;\r\n overflowStyleChanged: boolean;\r\n hostMutation: boolean;\r\n contentMutation: boolean;\r\n };\r\n changedOptions: DeepPartial;\r\n force: boolean;\r\n}\r\n\r\nexport type EventListenerMap = {\r\n /**\r\n * Triggered after all elements are initialized and appended.\r\n */\r\n initialized: [instance: OverlayScrollbars];\r\n /**\r\n * Triggered after an update.\r\n */\r\n updated: [instance: OverlayScrollbars, onUpdatedArgs: OnUpdatedEventListenerArgs];\r\n /**\r\n * Triggered after all elements, observers and events are destroyed.\r\n */\r\n destroyed: [instance: OverlayScrollbars, canceled: boolean];\r\n};\r\n\r\nexport type InitialEventListeners = GeneralInitialEventListeners;\r\n\r\nexport type EventListener = GeneralEventListener<\r\n EventListenerMap,\r\n Name\r\n>;\r\n\r\nexport interface OverlayScrollbars {\r\n options(): Options;\r\n options(newOptions?: DeepPartial): Options;\r\n\r\n update(force?: boolean): OverlayScrollbars;\r\n\r\n destroy(): void;\r\n\r\n state(): State;\r\n\r\n elements(): Elements;\r\n\r\n on(name: Name, listener: EventListener): () => void;\r\n on(name: Name, listener: EventListener[]): () => void;\r\n\r\n off(name: Name, listener: EventListener): void;\r\n off(name: Name, listener: EventListener[]): void;\r\n}\r\n\r\n/**\r\n * Notes:\r\n * Height intrinsic detection use \"content: true\" init strategy - or open ticket for custom height intrinsic observer\r\n */\r\n\r\nexport const OverlayScrollbars: OverlayScrollbarsStatic = (\r\n target,\r\n options?,\r\n eventListeners?\r\n): OverlayScrollbars => {\r\n let destroyed = false;\r\n const { _getDefaultOptions, _addListener: addEnvListener } = getEnvironment();\r\n const plugins = getPlugins();\r\n const targetIsElement = isHTMLElement(target);\r\n const instanceTarget = targetIsElement ? target : target.target;\r\n const potentialInstance = getInstance(instanceTarget);\r\n if (potentialInstance) {\r\n return potentialInstance;\r\n }\r\n\r\n const optionsValidationPlugin = plugins[\r\n optionsValidationPluginName\r\n ] as OptionsValidationPluginInstance;\r\n const validateOptions = (newOptions?: DeepPartial) => {\r\n const opts = newOptions || {};\r\n const validate = optionsValidationPlugin && optionsValidationPlugin._;\r\n return validate ? validate(opts, true) : opts;\r\n };\r\n const currentOptions: ReadonlyOptions = assignDeep(\r\n {},\r\n _getDefaultOptions(),\r\n validateOptions(options)\r\n );\r\n const [addEvent, removeEvent, triggerEvent] = createEventListenerHub(eventListeners);\r\n const [updateStructure, structureState, destroyStructure] = createStructureSetup(\r\n target,\r\n currentOptions\r\n );\r\n const [updateScrollbars, scrollbarsState, destroyScrollbars] = createScrollbarsSetup(\r\n target,\r\n currentOptions,\r\n structureState\r\n );\r\n const update = (changedOptions: DeepPartial, force?: boolean) => {\r\n updateStructure(changedOptions, !!force);\r\n };\r\n const removeEnvListener = addEnvListener(update.bind(0, {}, true));\r\n const destroy = (canceled?: boolean) => {\r\n removeInstance(instanceTarget);\r\n removeEnvListener();\r\n\r\n destroyScrollbars();\r\n destroyStructure();\r\n\r\n destroyed = true;\r\n\r\n // eslint-disable-next-line no-use-before-define\r\n triggerEvent('destroyed', [instance, !!canceled]);\r\n removeEvent();\r\n };\r\n\r\n const instance: OverlayScrollbars = {\r\n options(newOptions?: DeepPartial) {\r\n if (newOptions) {\r\n const changedOptions = getOptionsDiff(currentOptions, validateOptions(newOptions));\r\n\r\n if (!isEmptyObject(changedOptions)) {\r\n assignDeep(currentOptions, changedOptions);\r\n update(changedOptions);\r\n }\r\n }\r\n return assignDeep({}, currentOptions);\r\n },\r\n on: addEvent,\r\n off: (name, listener) => {\r\n name && listener && removeEvent(name, listener as any);\r\n },\r\n state() {\r\n const {\r\n _overflowEdge,\r\n _overflowAmount,\r\n _overflowStyle,\r\n _hasOverflow,\r\n _padding,\r\n _paddingAbsolute,\r\n _directionIsRTL,\r\n } = structureState();\r\n return assignDeep(\r\n {},\r\n {\r\n overflowEdge: _overflowEdge,\r\n overflowAmount: _overflowAmount,\r\n overflowStyle: _overflowStyle,\r\n hasOverflow: _hasOverflow,\r\n padding: _padding,\r\n paddingAbsolute: _paddingAbsolute,\r\n directionRTL: _directionIsRTL,\r\n destroyed,\r\n }\r\n );\r\n },\r\n elements() {\r\n const {\r\n _target,\r\n _host,\r\n _padding,\r\n _viewport,\r\n _content,\r\n _scrollOffsetElement,\r\n _scrollEventElement,\r\n } = structureState._elements;\r\n const { _horizontal, _vertical } = scrollbarsState._elements;\r\n const translateScrollbarStructure = (\r\n scrollbarStructure: ScrollbarStructure\r\n ): ScrollbarElements => {\r\n const { _handle, _track, _scrollbar } = scrollbarStructure;\r\n return {\r\n scrollbar: _scrollbar,\r\n track: _track,\r\n handle: _handle,\r\n };\r\n };\r\n const translateScrollbarsSetupElement = (\r\n scrollbarsSetupElement: ScrollbarsSetupElement\r\n ): CloneableScrollbarElements => {\r\n const { _scrollbarStructures, _clone } = scrollbarsSetupElement;\r\n const translatedStructure = translateScrollbarStructure(_scrollbarStructures[0]);\r\n\r\n return assignDeep({}, translatedStructure, {\r\n clone: () => {\r\n const result = translateScrollbarStructure(_clone());\r\n updateScrollbars({}, true, {});\r\n return result;\r\n },\r\n });\r\n };\r\n return assignDeep(\r\n {},\r\n {\r\n target: _target,\r\n host: _host,\r\n padding: _padding || _viewport,\r\n viewport: _viewport,\r\n content: _content || _viewport,\r\n scrollOffsetElement: _scrollOffsetElement,\r\n scrollEventElement: _scrollEventElement,\r\n scrollbarHorizontal: translateScrollbarsSetupElement(_horizontal),\r\n scrollbarVertical: translateScrollbarsSetupElement(_vertical),\r\n }\r\n );\r\n },\r\n update(force?: boolean) {\r\n update({}, force);\r\n return instance;\r\n },\r\n destroy: destroy.bind(0),\r\n };\r\n\r\n structureState._addOnUpdatedListener((updateHints, changedOptions, force: boolean) => {\r\n updateScrollbars(changedOptions, force, updateHints);\r\n });\r\n\r\n each(keys(plugins), (pluginName) => {\r\n const pluginInstance = plugins[pluginName];\r\n if (isFunction(pluginInstance)) {\r\n pluginInstance(OverlayScrollbars, instance);\r\n }\r\n });\r\n\r\n if (cancelInitialization(!targetIsElement && target.cancel, structureState._elements)) {\r\n destroy(true);\r\n return instance;\r\n }\r\n\r\n structureState._appendElements();\r\n scrollbarsState._appendElements();\r\n\r\n addInstance(instanceTarget, instance);\r\n triggerEvent('initialized', [instance]);\r\n\r\n structureState._addOnUpdatedListener((updateHints, changedOptions, force) => {\r\n const {\r\n _sizeChanged,\r\n _directionChanged,\r\n _heightIntrinsicChanged,\r\n _overflowEdgeChanged,\r\n _overflowAmountChanged,\r\n _overflowStyleChanged,\r\n _contentMutation,\r\n _hostMutation,\r\n } = updateHints;\r\n\r\n triggerEvent('updated', [\r\n instance,\r\n {\r\n updateHints: {\r\n sizeChanged: _sizeChanged,\r\n directionChanged: _directionChanged,\r\n heightIntrinsicChanged: _heightIntrinsicChanged,\r\n overflowEdgeChanged: _overflowEdgeChanged,\r\n overflowAmountChanged: _overflowAmountChanged,\r\n overflowStyleChanged: _overflowStyleChanged,\r\n contentMutation: _contentMutation,\r\n hostMutation: _hostMutation,\r\n },\r\n changedOptions,\r\n force,\r\n },\r\n ]);\r\n });\r\n\r\n return instance.update(true);\r\n};\r\n\r\nOverlayScrollbars.plugin = addPlugin;\r\nOverlayScrollbars.env = () => {\r\n const {\r\n _nativeScrollbarsSize,\r\n _nativeScrollbarsOverlaid,\r\n _nativeScrollbarsHiding,\r\n _rtlScrollBehavior,\r\n _flexboxGlue,\r\n _cssCustomProperties,\r\n _staticDefaultInitialization,\r\n _staticDefaultOptions,\r\n _getDefaultInitialization,\r\n _setDefaultInitialization,\r\n _getDefaultOptions,\r\n _setDefaultOptions,\r\n } = getEnvironment();\r\n return assignDeep(\r\n {},\r\n {\r\n scrollbarsSize: _nativeScrollbarsSize,\r\n scrollbarsOverlaid: _nativeScrollbarsOverlaid,\r\n scrollbarsHiding: _nativeScrollbarsHiding,\r\n rtlScrollBehavior: _rtlScrollBehavior,\r\n flexboxGlue: _flexboxGlue,\r\n cssCustomProperties: _cssCustomProperties,\r\n staticDefaultInitialization: _staticDefaultInitialization,\r\n staticDefaultOptions: _staticDefaultOptions,\r\n\r\n getDefaultInitialization: _getDefaultInitialization,\r\n setDefaultInitialization: _setDefaultInitialization,\r\n getDefaultOptions: _getDefaultOptions,\r\n setDefaultOptions: _setDefaultOptions,\r\n }\r\n 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+{"version":3,"file":"overlayscrollbars.esm.js","sources":["../src/support/utils/array.ts","../src/support/dom/style.ts","../src/support/cache.ts","../src/support/utils/types.ts","../src/support/utils/object.ts","../src/support/dom/attribute.ts","../src/support/dom/traversal.ts","../src/support/dom/manipulation.ts","../src/support/dom/create.ts","../src/support/compatibility/vendors.ts","../src/support/compatibility/apis.ts","../src/support/dom/class.ts","../src/support/utils/equal.ts","../src/support/utils/function.ts","../src/support/dom/dimensions.ts","../src/support/dom/events.ts","../src/support/dom/offset.ts","../src/support/eventListeners.ts","../src/setups/setups.ts","../src/classnames.ts","../src/options.ts","../src/plugins/plugins.ts","../src/plugins/optionsValidationPlugin/validation.ts","../src/plugins/optionsValidationPlugin/optionsValidationPlugin.ts","../src/plugins/sizeObserverPlugin/sizeObserverPlugin.ts","../src/plugins/scrollbarsHidingPlugin/scrollbarsHidingPlugin.ts","../src/environment.ts","../src/initialization.ts","../src/setups/structureSetup/structureSetup.elements.ts","../src/setups/structureSetup/updateSegments/trinsicUpdateSegment.ts","../src/setups/structureSetup/updateSegments/paddingUpdateSegment.ts","../src/setups/structureSetup/updateSegments/overflowUpdateSegment.ts","../src/setups/structureSetup/structureSetup.update.ts","../src/observers/sizeObserver.ts","../src/observers/trinsicObserver.ts","../src/observers/domObserver.ts","../src/setups/structureSetup/structureSetup.observers.ts","../src/setups/structureSetup/structureSetup.ts","../src/setups/scrollbarsSetup/scrollbarsSetup.events.ts","../src/setups/scrollbarsSetup/scrollbarsSetup.calculations.ts","../src/setups/scrollbarsSetup/scrollbarsSetup.elements.ts","../src/setups/scrollbarsSetup/scrollbarsSetup.ts","../src/instances.ts","../src/overlayscrollbars.ts"],"sourcesContent":["import { isArrayLike, isString } from 'support/utils/types';\r\nimport { PlainObject } from 'typings';\r\n\r\ntype RunEachItem = ((...args: any) => any | any[]) | null | undefined;\r\n\r\n/**\r\n * Iterates through a array or object\r\n * @param arrayLikeOrObject The array or object through which shall be iterated.\r\n * @param callback The function which is responsible for the iteration.\r\n * If the function returns true its treated like a \"continue\" statement.\r\n * If the function returns false its treated like a \"break\" statement.\r\n */\r\nexport function each(\r\n array: Array | ReadonlyArray,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | unknown\r\n): Array | ReadonlyArray;\r\nexport function each(\r\n array: Array | ReadonlyArray | false | null | undefined,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | unknown\r\n): Array | ReadonlyArray | false | null | undefined;\r\nexport function each(\r\n arrayLikeObject: ArrayLike,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | unknown\r\n): ArrayLike;\r\nexport function each(\r\n arrayLikeObject: ArrayLike | false | null | undefined,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | unknown\r\n): ArrayLike | false | null | undefined;\r\nexport function each(\r\n obj: PlainObject,\r\n callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | unknown\r\n): PlainObject;\r\nexport function each(\r\n obj: PlainObject | false | null | undefined,\r\n callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | unknown\r\n): PlainObject | false | null | undefined;\r\nexport function each(\r\n source: Array | ArrayLike | ReadonlyArray | PlainObject | false | null | undefined,\r\n callback: (value: T, indexOrKey: any, source: any) => boolean | unknown\r\n): Array | ArrayLike | ReadonlyArray | PlainObject | false | null | undefined {\r\n if (isArrayLike(source)) {\r\n for (let i = 0; i < source.length; i++) {\r\n if (callback(source[i], i, source) === false) {\r\n break;\r\n }\r\n }\r\n } else if (source) {\r\n each(Object.keys(source), (key) => callback(source[key], key, source));\r\n }\r\n return source;\r\n}\r\n\r\n/**\r\n * Returns the index of the given inside the given array or -1 if the given item isn't part of the given array.\r\n * @param arr The array.\r\n * @param item The item.\r\n * @param fromIndex The array index at which to begin the search. If fromIndex is omitted, the search starts at index 0.\r\n */\r\nexport const indexOf = (arr: T[], item: T, fromIndex?: number): number =>\r\n arr.indexOf(item, fromIndex);\r\n\r\n/**\r\n * Pushesh all given items into the given array and returns it.\r\n * @param array The array the items shall be pushed into.\r\n * @param items The items which shall be pushed into the array.\r\n */\r\nexport const push = (array: T[], items: T | ArrayLike, arrayIsSingleItem?: boolean): T[] => {\r\n !arrayIsSingleItem && !isString(items) && isArrayLike(items)\r\n ? Array.prototype.push.apply(array, items as T[])\r\n : array.push(items as T);\r\n return array;\r\n};\r\n\r\n/**\r\n * Creates a shallow-copied Array instance from an array-like or iterable object.\r\n * @param arr The object from which the array instance shall be created.\r\n */\r\nexport const from = (arr?: ArrayLike | Set) => {\r\n const original = Array.from;\r\n const result: T[] = [];\r\n\r\n if (original && arr) {\r\n return original(arr);\r\n }\r\n\r\n if (arr instanceof Set) {\r\n arr.forEach((value) => {\r\n push(result, value);\r\n });\r\n } else {\r\n each(arr, (elm) => {\r\n push(result, elm);\r\n });\r\n }\r\n\r\n return result;\r\n};\r\n\r\n/**\r\n * Check whether the passed array is empty.\r\n * @param array The array which shall be checked.\r\n */\r\nexport const isEmptyArray = (array: any[] | null | undefined): boolean =>\r\n !!array && array.length === 0;\r\n\r\n/**\r\n * Calls all functions in the passed array/set of functions.\r\n * @param arr The array filled with function which shall be called.\r\n * @param args The args with which each function is called.\r\n * @param keep True when the Set / array should not be cleared afterwards, false otherwise.\r\n */\r\nexport const runEachAndClear = (arr: RunEachItem[], args?: any[], keep?: boolean): void => {\r\n // eslint-disable-next-line prefer-spread\r\n const runFn = (fn: RunEachItem) => fn && fn.apply(undefined, args || []);\r\n each(arr, runFn);\r\n !keep && ((arr as any[]).length = 0);\r\n};\r\n","import { each, keys } from 'support/utils';\r\nimport { isString, isNumber, isArray, isUndefined } from 'support/utils/types';\r\nimport { PlainObject, StyleObject } from 'typings';\r\n\r\nexport interface TRBL {\r\n t: number;\r\n r: number;\r\n b: number;\r\n l: number;\r\n}\r\n\r\nconst cssNumber = {\r\n // animationiterationcount: 1,\r\n // columncount: 1,\r\n // fillopacity: 1,\r\n // flexgrow: 1,\r\n // flexshrink: 1,\r\n // fontweight: 1,\r\n // lineheight: 1,\r\n // order: 1,\r\n // orphans: 1,\r\n // widows: 1,\r\n // zoom: 1,\r\n opacity: 1,\r\n zindex: 1,\r\n};\r\n\r\nconst parseToZeroOrNumber = (value: string, toFloat?: boolean): number => {\r\n /* istanbul ignore next */\r\n const num = toFloat ? parseFloat(value) : parseInt(value, 10);\r\n // num === num means num is not NaN\r\n /* istanbul ignore next */\r\n return num === num ? num : 0; // eslint-disable-line no-self-compare\r\n};\r\n\r\nconst adaptCSSVal = (prop: string, val: string | number): string | number =>\r\n !cssNumber[prop.toLowerCase()] && isNumber(val) ? `${val}px` : val;\r\n\r\nconst getCSSVal = (elm: HTMLElement, computedStyle: CSSStyleDeclaration, prop: string): string =>\r\n /* istanbul ignore next */\r\n computedStyle != null\r\n ? computedStyle[prop] || computedStyle.getPropertyValue(prop)\r\n : elm.style[prop];\r\n\r\nconst setCSSVal = (elm: HTMLElement, prop: string, val: string | number): void => {\r\n try {\r\n const { style: elmStyle } = elm;\r\n if (!isUndefined(elmStyle[prop])) {\r\n elmStyle[prop] = adaptCSSVal(prop, val);\r\n } else {\r\n elmStyle.setProperty(prop, val as string);\r\n }\r\n } catch (e) {}\r\n};\r\n\r\n/**\r\n * Gets or sets the passed styles to the passed element.\r\n * @param elm The element to which the styles shall be applied to / be read from.\r\n * @param styles The styles which shall be set or read.\r\n */\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: StyleObject\r\n): void;\r\nexport function style(elm: HTMLElement | false | null | undefined, styles: string): string;\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: Array | string\r\n): { [key: string]: string };\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: StyleObject | Array | string\r\n): { [key: string]: string } | string | void {\r\n const getSingleStyle = isString(styles);\r\n const getStyles = isArray(styles) || getSingleStyle;\r\n\r\n if (getStyles) {\r\n let getStylesResult: string | PlainObject = getSingleStyle ? '' : {};\r\n if (elm) {\r\n const computedStyle: CSSStyleDeclaration = window.getComputedStyle(elm, null);\r\n getStylesResult = getSingleStyle\r\n ? getCSSVal(elm, computedStyle, styles as string)\r\n : (styles as Array).reduce((result, key) => {\r\n result[key] = getCSSVal(elm, computedStyle, key as string);\r\n return result;\r\n }, getStylesResult);\r\n }\r\n return getStylesResult;\r\n }\r\n elm && each(keys(styles), (key) => setCSSVal(elm, key, styles[key]));\r\n}\r\n\r\n/**\r\n * Hides the passed element (display: none).\r\n * @param elm The element which shall be hidden.\r\n */\r\nexport const hide = (elm: HTMLElement | false | null | undefined): void => {\r\n style(elm, { display: 'none' });\r\n};\r\n\r\n/**\r\n * Shows the passed element (display: block).\r\n * @param elm The element which shall be shown.\r\n */\r\nexport const show = (elm: HTMLElement | false | null | undefined): void => {\r\n style(elm, { display: 'block' });\r\n};\r\n\r\nexport const directionIsRTL = (elm: HTMLElement | false | null | undefined): boolean =>\r\n style(elm, 'direction') === 'rtl';\r\n\r\n/**\r\n * Returns the top right bottom left values of the passed css property.\r\n * @param elm The element of which the values shall be returned.\r\n * @param propertyPrefix The css property prefix. (e.g. \"border\")\r\n * @param propertySuffix The css property suffix. (e.g. \"width\")\r\n */\r\nexport const topRightBottomLeft = (\r\n elm?: HTMLElement | false | null | undefined,\r\n propertyPrefix?: string,\r\n propertySuffix?: string\r\n): TRBL => {\r\n const finalPrefix = propertyPrefix ? `${propertyPrefix}-` : '';\r\n const finalSuffix = propertySuffix ? `-${propertySuffix}` : '';\r\n const top = `${finalPrefix}top${finalSuffix}`;\r\n const right = `${finalPrefix}right${finalSuffix}`;\r\n const bottom = `${finalPrefix}bottom${finalSuffix}`;\r\n const left = `${finalPrefix}left${finalSuffix}`;\r\n const result = style(elm, [top, right, bottom, left]);\r\n return {\r\n t: parseToZeroOrNumber(result[top]),\r\n r: parseToZeroOrNumber(result[right]),\r\n b: parseToZeroOrNumber(result[bottom]),\r\n l: parseToZeroOrNumber(result[left]),\r\n };\r\n};\r\n","export interface CacheOptions {\r\n // initial value of _value.\r\n _initialValue: Value;\r\n // Custom comparison function if shallow compare isn't enough. Returns true if nothing changed.\r\n _equal?: EqualCachePropFunction;\r\n // If true always updates _value and _previous, otherwise they update only when they changed.\r\n _alwaysUpdateValues?: boolean;\r\n}\r\n\r\nexport type CacheValues = [value: T, changed: boolean, previous?: T];\r\n\r\nexport type EqualCachePropFunction = (currentVal: Value, newVal: Value) => boolean;\r\n\r\nexport type CacheUpdater = (current: Value, previous?: Value) => Value;\r\n\r\nexport type UpdateCacheContextual = (newValue: Value, force?: boolean) => CacheValues;\r\n\r\nexport type UpdateCache = (force?: boolean) => CacheValues;\r\n\r\nexport type GetCurrentCache = (force?: boolean) => CacheValues;\r\n\r\nexport type Cache = [UpdateCache, GetCurrentCache];\r\n\r\nexport type CacheContextual = [UpdateCacheContextual, GetCurrentCache];\r\n\r\ntype CreateCache = {\r\n (options: CacheOptions): CacheContextual;\r\n (options: CacheOptions, update: CacheUpdater): Cache;\r\n (options: CacheOptions, update?: CacheUpdater):\r\n | CacheContextual\r\n | Cache;\r\n};\r\n\r\nexport const createCache: CreateCache = (\r\n options: CacheOptions,\r\n update?: CacheUpdater\r\n): CacheContextual | Cache => {\r\n const { _initialValue, _equal, _alwaysUpdateValues } = options;\r\n let _value: Value = _initialValue;\r\n let _previous: Value | undefined;\r\n\r\n const cacheUpdateContextual: UpdateCacheContextual = (newValue, force?) => {\r\n const curr = _value;\r\n\r\n const newVal = newValue;\r\n const changed = force || (_equal ? !_equal(curr, newVal) : curr !== newVal);\r\n\r\n if (changed || _alwaysUpdateValues) {\r\n _value = newVal;\r\n _previous = curr;\r\n }\r\n\r\n return [_value, changed, _previous];\r\n };\r\n const cacheUpdateIsolated: UpdateCache = (force?) =>\r\n cacheUpdateContextual(update!(_value, _previous), force);\r\n\r\n const getCurrentCache: GetCurrentCache = (force?: boolean) => [\r\n _value,\r\n !!force, // changed\r\n _previous,\r\n ];\r\n\r\n return [update ? cacheUpdateIsolated : cacheUpdateContextual, getCurrentCache] as\r\n | CacheContextual\r\n | Cache;\r\n};\r\n","import { PlainObject } from 'typings';\r\n\r\nconst ElementNodeType = Node.ELEMENT_NODE;\r\nconst { toString, hasOwnProperty } = Object.prototype;\r\n\r\nexport const isUndefined = (obj: any): obj is undefined => obj === undefined;\r\n\r\nexport const isNull = (obj: any): obj is null => obj === null;\r\n\r\nexport const type = (obj: any): string =>\r\n isUndefined(obj) || isNull(obj)\r\n ? `${obj}`\r\n : toString\r\n .call(obj)\r\n .replace(/^\\[object (.+)\\]$/, '$1')\r\n .toLowerCase();\r\n\r\nexport const isNumber = (obj: any): obj is number => typeof obj === 'number';\r\n\r\nexport const isString = (obj: any): obj is string => typeof obj === 'string';\r\n\r\nexport const isBoolean = (obj: any): obj is boolean => typeof obj === 'boolean';\r\n\r\nexport const isFunction = (obj: any): obj is (...args: any[]) => any => typeof obj === 'function';\r\n\r\nexport const isArray = (obj: any): obj is Array => Array.isArray(obj);\r\n\r\nexport const isObject = (obj: any): boolean =>\r\n typeof obj === 'object' && !isArray(obj) && !isNull(obj);\r\n\r\n/**\r\n * Returns true if the given object is array like, false otherwise.\r\n * @param obj The Object\r\n */\r\nexport const isArrayLike = (obj: any): obj is ArrayLike => {\r\n const length = !!obj && obj.length;\r\n const lengthCorrectFormat = isNumber(length) && length > -1 && length % 1 == 0; // eslint-disable-line eqeqeq\r\n\r\n return isArray(obj) || (!isFunction(obj) && lengthCorrectFormat)\r\n ? length > 0 && isObject(obj)\r\n ? length - 1 in obj\r\n : true\r\n : false;\r\n};\r\n\r\n/**\r\n * Returns true if the given object is a \"plain\" (e.g. { key: value }) object, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport const isPlainObject = (obj: any): obj is PlainObject => {\r\n if (!obj || !isObject(obj) || type(obj) !== 'object') return false;\r\n\r\n let key;\r\n const cstr = 'constructor';\r\n const ctor = obj[cstr];\r\n const ctorProto = ctor && ctor.prototype;\r\n const hasOwnConstructor = hasOwnProperty.call(obj, cstr);\r\n const hasIsPrototypeOf = ctorProto && hasOwnProperty.call(ctorProto, 'isPrototypeOf');\r\n\r\n if (ctor && !hasOwnConstructor && !hasIsPrototypeOf) {\r\n return false;\r\n }\r\n\r\n /* eslint-disable no-restricted-syntax */\r\n for (key in obj) {\r\n /**/\r\n }\r\n /* eslint-enable */\r\n\r\n return isUndefined(key) || hasOwnProperty.call(obj, key);\r\n};\r\n\r\n/**\r\n * Checks whether the given object is a HTMLElement.\r\n * @param obj The object which shall be checked.\r\n */\r\nexport const isHTMLElement = (obj: any): obj is HTMLElement => {\r\n const instanceofObj = HTMLElement;\r\n return obj\r\n ? instanceofObj\r\n ? obj instanceof instanceofObj\r\n : obj.nodeType === ElementNodeType\r\n : false;\r\n};\r\n\r\n/**\r\n * Checks whether the given object is a Element.\r\n * @param obj The object which shall be checked.\r\n */\r\nexport const isElement = (obj: any): obj is Element => {\r\n const instanceofObj = Element;\r\n return obj\r\n ? instanceofObj\r\n ? obj instanceof instanceofObj\r\n : obj.nodeType === ElementNodeType\r\n : false;\r\n};\r\n","import { isArray, isFunction, isPlainObject, isNull } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\n\r\n/**\r\n * Determines whether the passed object has a property with the passed name.\r\n * @param obj The object.\r\n * @param prop The name of the property.\r\n */\r\nexport const hasOwnProperty = (obj: any, prop: string | number | symbol): boolean =>\r\n Object.prototype.hasOwnProperty.call(obj, prop);\r\n\r\n/**\r\n * Returns the names of the enumerable string properties and methods of an object.\r\n * @param obj The object of which the properties shall be returned.\r\n */\r\nexport const keys = (obj: any): Array => (obj ? Object.keys(obj) : []);\r\n\r\ntype AssignDeep = {\r\n (target: T, object1: U): T & U;\r\n (target: T, object1: U, object2: V): T & U & V;\r\n (target: T, object1: U, object2: V, object3: W): T & U & V & W;\r\n (target: T, object1: U, object2: V, object3: W, object4: X): T & U & V & W & X;\r\n (target: T, object1: U, object2: V, object3: W, object4: X, object5: Y): T &\r\n U &\r\n V &\r\n W &\r\n X &\r\n Y;\r\n (\r\n target: T,\r\n object1?: U,\r\n object2?: V,\r\n object3?: W,\r\n object4?: X,\r\n object5?: Y,\r\n object6?: Z\r\n ): T & U & V & W & X & Y & Z;\r\n};\r\n\r\n// https://github.com/jquery/jquery/blob/master/src/core.js#L116\r\nexport const assignDeep: AssignDeep = (\r\n target: T,\r\n object1?: U,\r\n object2?: V,\r\n object3?: W,\r\n object4?: X,\r\n object5?: Y,\r\n object6?: Z\r\n): T & U & V & W & X & Y & Z => {\r\n const sources: Array = [object1, object2, object3, object4, object5, object6];\r\n\r\n // Handle case when target is a string or something (possible in deep copy)\r\n if ((typeof target !== 'object' || isNull(target)) && !isFunction(target)) {\r\n target = {} as T;\r\n }\r\n\r\n each(sources, (source) => {\r\n // Extend the base object\r\n each(keys(source), (key) => {\r\n const copy: any = source[key];\r\n\r\n // Prevent Object.prototype pollution\r\n // Prevent never-ending loop\r\n if (target === copy) {\r\n return true;\r\n }\r\n\r\n const copyIsArray = isArray(copy);\r\n\r\n // Recurse if we're merging plain objects or arrays\r\n if (copy && (isPlainObject(copy) || copyIsArray)) {\r\n const src = target[key];\r\n let clone: any = src;\r\n\r\n // Ensure proper type for the source value\r\n if (copyIsArray && !isArray(src)) {\r\n clone = [];\r\n } else if (!copyIsArray && !isPlainObject(src)) {\r\n clone = {};\r\n }\r\n\r\n // Never move original objects, clone them\r\n target[key] = assignDeep(clone, copy) as any;\r\n } else {\r\n target[key] = copy;\r\n }\r\n });\r\n });\r\n\r\n // Return the modified object\r\n return target as any;\r\n};\r\n\r\n/**\r\n * Returns true if the given object is empty, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport const isEmptyObject = (obj: any): boolean => {\r\n // eslint-disable-next-line no-restricted-syntax, no-unreachable-loop, guard-for-in\r\n for (const name in obj) return false;\r\n return true;\r\n /* eslint-enable */\r\n};\r\n","import { from } from 'support/utils/array';\r\nimport { isNull, isUndefined } from 'support/utils/types';\r\n\r\ntype GetSetPropName = 'scrollLeft' | 'scrollTop' | 'value';\r\n\r\ntype Attr = {\r\n (elm: HTMLElement | false | null | undefined, attrName: string): string | null;\r\n (elm: HTMLElement | false | null | undefined, attrName: string, value: string): void;\r\n (elm: HTMLElement | false | null | undefined, attrName: string, value?: string):\r\n | string\r\n | null\r\n | void;\r\n};\r\n\r\ntype GetSetProp = {\r\n (elm: HTMLElement | false | null | undefined): T;\r\n (elm: HTMLElement | false | null | undefined, value: T | false | null): void;\r\n (elm: HTMLElement | false | null | undefined, value?: T | false | null): T | void;\r\n};\r\n\r\nconst getSetProp = (\r\n topLeft: GetSetPropName,\r\n fallback: number | string,\r\n elm: HTMLElement | HTMLInputElement | false | null | undefined,\r\n value?: number | string | false | null\r\n): number | string | void => {\r\n if (isUndefined(value)) {\r\n return elm ? elm[topLeft] : fallback;\r\n }\r\n elm && !isNull(value) && value !== false && (elm[topLeft] = value);\r\n};\r\n\r\n/**\r\n * Gets or sets a attribute with the given attribute of the given element depending whether the value attribute is given.\r\n * Returns null if the element has no attribute with the given name.\r\n * @param elm The element of which the attribute shall be get or set.\r\n * @param attrName The attribute name which shall be get or set.\r\n * @param value The value of the attribute which shall be set.\r\n */\r\nexport const attr = ((\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value?: string\r\n): string | null | void => {\r\n if (isUndefined(value)) {\r\n return elm ? elm.getAttribute(attrName) : null;\r\n }\r\n elm && elm.setAttribute(attrName, value);\r\n}) as Attr;\r\n\r\n/**\r\n * Treats the given attribute like the \"class\" attribute and adds or removes the given value from it.\r\n * @param elm The element.\r\n * @param attrName The attributeName to which the value shall be added or removed.\r\n * @param value The value which shall be added or removed.\r\n * @param add True if the value shall be added, false otherwise.\r\n */\r\nexport const attrClass = (\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value: string,\r\n add?: boolean\r\n) => {\r\n if (value) {\r\n const currValues = attr(elm, attrName) || '';\r\n const currValuesSet = new Set(currValues.split(' '));\r\n currValuesSet[add ? 'add' : 'delete'](value);\r\n\r\n attr(elm, attrName, from(currValuesSet).join(' ').trim());\r\n }\r\n};\r\n\r\n/**\r\n * Treats the given attribute like the \"class\" attribute and checks if the given value is in it.\r\n * @param elm The element.\r\n * @param attrName The attributeName from which the content shall be checked.\r\n * @param value The value.\r\n * @returns True if the given attribute has the value in it, false otherwise.\r\n */\r\nexport const hasAttrClass = (\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value: string\r\n) => {\r\n const currValues = attr(elm, attrName) || '';\r\n const currValuesSet = new Set(currValues.split(' '));\r\n return currValuesSet.has(value);\r\n};\r\n\r\n/**\r\n * Removes the given attribute from the given element.\r\n * @param elm The element of which the attribute shall be removed.\r\n * @param attrName The attribute name.\r\n */\r\nexport const removeAttr = (elm: Element | false | null | undefined, attrName: string): void => {\r\n elm && elm.removeAttribute(attrName);\r\n};\r\n\r\n/**\r\n * Gets or sets the scrollLeft value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollLeft value shall be get or set.\r\n * @param value The scrollLeft value which shall be set.\r\n */\r\nexport const scrollLeft = ((\r\n elm: HTMLElement | false | null | undefined,\r\n value?: number | false | null\r\n): number | void => getSetProp('scrollLeft', 0, elm, value) as number) as GetSetProp;\r\n\r\n/**\r\n * Gets or sets the scrollTop value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollTop value shall be get or set.\r\n * @param value The scrollTop value which shall be set.\r\n */\r\nexport const scrollTop = ((\r\n elm: HTMLElement | false | null | undefined,\r\n value?: number | false | null\r\n): number | void => getSetProp('scrollTop', 0, elm, value) as number) as GetSetProp;\r\n\r\n/**\r\n * Gets or sets the value of the given input element depending whether the value attribute is given.\r\n * @param elm The input element of which the value shall be get or set.\r\n * @param value The value which shall be set.\r\n */\r\nexport const val = ((\r\n elm: HTMLInputElement | false | null | undefined,\r\n value?: string\r\n): string | void => getSetProp('value', '', elm, value) as string) as GetSetProp;\r\n","import { isElement } from 'support/utils/types';\r\nimport { push, from } from 'support/utils/array';\r\n\r\ntype InputElementType = Node | Element | Node | false | null | undefined;\r\ntype OutputElementType = Node | Element | null;\r\n\r\nconst elmPrototype = Element.prototype;\r\n\r\n/**\r\n * Find all elements with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nconst find = (selector: string, elm?: InputElementType): Element[] => {\r\n const arr: Array = [];\r\n const rootElm = elm ? (isElement(elm) ? elm : null) : document;\r\n\r\n return rootElm ? push(arr, rootElm.querySelectorAll(selector)) : arr;\r\n};\r\n\r\n/**\r\n * Find the first element with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nconst findFirst = (selector: string, elm?: InputElementType): OutputElementType => {\r\n const rootElm = elm ? (isElement(elm) ? elm : null) : document;\r\n\r\n return rootElm ? rootElm.querySelector(selector) : null;\r\n};\r\n\r\n/**\r\n * Determines whether the passed element is matching with the passed selector.\r\n * @param elm The element which has to be compared with the passed selector.\r\n * @param selector The selector which has to be compared with the passed element. Additional selectors: ':visible' and ':hidden'.\r\n */\r\nconst is = (elm: InputElementType, selector: string): boolean => {\r\n if (isElement(elm)) {\r\n /* istanbul ignore next */\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const fn: (...args: any) => boolean = elmPrototype.matches || elmPrototype.msMatchesSelector;\r\n return fn.call(elm, selector);\r\n }\r\n return false;\r\n};\r\n\r\n/**\r\n * Returns the children (no text-nodes or comments) of the passed element which are matching the passed selector. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the children shall be returned.\r\n * @param selector The selector which must match with the children elements.\r\n */\r\nconst children = (elm: InputElementType, selector?: string): ReadonlyArray => {\r\n const childs: Array = [];\r\n\r\n return isElement(elm)\r\n ? push(\r\n childs,\r\n from(elm.children).filter((child) => (selector ? is(child, selector) : child))\r\n )\r\n : childs;\r\n};\r\n\r\n/**\r\n * Returns the childNodes (incl. text-nodes or comments etc.) of the passed element. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the childNodes shall be returned.\r\n */\r\nconst contents = (elm: InputElementType): ReadonlyArray =>\r\n elm ? from(elm.childNodes) : [];\r\n\r\n/**\r\n * Returns the parent element of the passed element, or null if the passed element is null.\r\n * @param elm The element of which the parent element shall be returned.\r\n */\r\nconst parent = (elm: InputElementType): OutputElementType => (elm ? elm.parentElement : null);\r\n\r\nconst closest = (elm: InputElementType, selector: string): OutputElementType => {\r\n if (isElement(elm)) {\r\n const closestFn = elmPrototype.closest;\r\n if (closestFn) {\r\n return closestFn.call(elm, selector);\r\n }\r\n\r\n do {\r\n if (is(elm, selector)) {\r\n return elm as Element;\r\n }\r\n elm = parent(elm);\r\n } while (elm);\r\n }\r\n\r\n return null;\r\n};\r\n\r\n/**\r\n * Determines whether the given element lies between two selectors in the DOM.\r\n * @param elm The element.\r\n * @param highBoundarySelector The high boundary selector.\r\n * @param deepBoundarySelector The deep boundary selector.\r\n */\r\nconst liesBetween = (\r\n elm: InputElementType,\r\n highBoundarySelector: string,\r\n deepBoundarySelector: string\r\n): boolean => {\r\n const closestHighBoundaryElm = elm && closest(elm, highBoundarySelector);\r\n const closestDeepBoundaryElm = elm && findFirst(deepBoundarySelector, closestHighBoundaryElm);\r\n const deepBoundaryIsValid =\r\n closest(closestDeepBoundaryElm, highBoundarySelector) === closestHighBoundaryElm;\r\n\r\n return closestHighBoundaryElm && closestDeepBoundaryElm\r\n ? closestHighBoundaryElm === elm ||\r\n closestDeepBoundaryElm === elm ||\r\n (deepBoundaryIsValid &&\r\n closest(closest(elm, deepBoundarySelector), highBoundarySelector) !==\r\n closestHighBoundaryElm)\r\n : false;\r\n};\r\n\r\nexport { find, findFirst, is, children, contents, parent, liesBetween, closest };\r\n","import { isArrayLike } from 'support/utils/types';\r\nimport { each, from } from 'support/utils/array';\r\nimport { parent } from 'support/dom/traversal';\r\n\r\ntype NodeCollection = ArrayLike | Node | false | null | undefined;\r\n\r\n/**\r\n * Inserts Nodes before the given preferredAnchor element.\r\n * @param parentElm The parent of the preferredAnchor element or the element which shall be the parent of the inserted Nodes.\r\n * @param preferredAnchor The element before which the Nodes shall be inserted or null if the elements shall be appended at the end.\r\n * @param insertedElms The Nodes which shall be inserted.\r\n */\r\nconst before = (\r\n parentElm: Node | false | null | undefined,\r\n preferredAnchor: Node | false | null | undefined,\r\n insertedElms: NodeCollection\r\n): void => {\r\n if (insertedElms && parentElm) {\r\n let anchor: Node | false | null | undefined = preferredAnchor;\r\n let fragment: DocumentFragment | Node | null | undefined;\r\n\r\n if (isArrayLike(insertedElms)) {\r\n fragment = document.createDocumentFragment();\r\n\r\n // append all insertedElms to the fragment and if one of these is the anchor, change the anchor\r\n each(insertedElms, (insertedElm) => {\r\n if (insertedElm === anchor) {\r\n anchor = insertedElm.previousSibling;\r\n }\r\n fragment!.appendChild(insertedElm);\r\n });\r\n } else {\r\n fragment = insertedElms;\r\n }\r\n\r\n // if the preferred anchor isn't null set it to a valid anchor\r\n if (preferredAnchor) {\r\n if (!anchor) {\r\n anchor = parentElm.firstChild;\r\n } else if (anchor !== preferredAnchor) {\r\n anchor = anchor.nextSibling;\r\n }\r\n }\r\n\r\n parentElm.insertBefore(fragment, anchor || null);\r\n }\r\n};\r\n\r\n/**\r\n * Appends the given children at the end of the given Node.\r\n * @param node The Node to which the children shall be appended.\r\n * @param children The Nodes which shall be appended.\r\n */\r\nexport const appendChildren = (\r\n node: Node | false | null | undefined,\r\n children: NodeCollection\r\n): void => {\r\n before(node, null, children);\r\n};\r\n\r\n/**\r\n * Prepends the given children at the start of the given Node.\r\n * @param node The Node to which the children shall be prepended.\r\n * @param children The Nodes which shall be prepended.\r\n */\r\nexport const prependChildren = (\r\n node: Node | false | null | undefined,\r\n children: NodeCollection\r\n): void => {\r\n before(node, node && node.firstChild, children);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes before the given Node.\r\n * @param node The Node before which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertBefore = (\r\n node: Node | false | null | undefined,\r\n insertedNodes: NodeCollection\r\n): void => {\r\n before(parent(node), node, insertedNodes);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes after the given Node.\r\n * @param node The Node after which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertAfter = (\r\n node: Node | false | null | undefined,\r\n insertedNodes: NodeCollection\r\n): void => {\r\n before(parent(node), node && node.nextSibling, insertedNodes);\r\n};\r\n\r\n/**\r\n * Removes the given Nodes from their parent.\r\n * @param nodes The Nodes which shall be removed.\r\n */\r\nexport const removeElements = (nodes: NodeCollection): void => {\r\n if (isArrayLike(nodes)) {\r\n each(from(nodes), (e) => removeElements(e));\r\n } else if (nodes) {\r\n const parentElm = parent(nodes);\r\n if (parentElm) {\r\n parentElm.removeChild(nodes);\r\n }\r\n }\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { attr } from 'support/dom/attribute';\r\nimport { contents } from 'support/dom/traversal';\r\nimport { removeElements } from 'support/dom/manipulation';\r\n\r\n/**\r\n * Creates a div DOM node.\r\n */\r\nexport const createDiv = (classNames?: string): HTMLDivElement => {\r\n const div = document.createElement('div');\r\n if (classNames) {\r\n attr(div, 'class', classNames);\r\n }\r\n return div;\r\n};\r\n\r\n/**\r\n * Creates DOM nodes modeled after the passed html string and returns the root dom nodes as a array.\r\n * @param html The html string after which the DOM nodes shall be created.\r\n */\r\nexport const createDOM = (html: string): ReadonlyArray => {\r\n const createdDiv = createDiv();\r\n createdDiv.innerHTML = html.trim();\r\n\r\n return each(contents(createdDiv), (elm) => removeElements(elm));\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { hasOwnProperty } from 'support/utils/object';\r\nimport { createDiv } from 'support/dom/create';\r\n\r\nconst firstLetterToUpper = (str: string): string => str.charAt(0).toUpperCase() + str.slice(1);\r\nconst getDummyStyle = (): CSSStyleDeclaration => createDiv().style;\r\n\r\n// https://developer.mozilla.org/en-US/docs/Glossary/Vendor_Prefix\r\n\r\nexport const cssPrefixes: ReadonlyArray = ['-webkit-', '-moz-', '-o-', '-ms-'];\r\nexport const jsPrefixes: ReadonlyArray = [\r\n 'WebKit',\r\n 'Moz',\r\n 'O',\r\n 'MS',\r\n 'webkit',\r\n 'moz',\r\n 'o',\r\n 'ms',\r\n];\r\n\r\nexport const jsCache: { [key: string]: any } = {};\r\nexport const cssCache: { [key: string]: string } = {};\r\n\r\n/**\r\n * Gets the name of the given CSS property with vendor prefix if it isn't supported without it, or and empty string if unsupported.\r\n * @param name The name of the CSS property which shall be get.\r\n */\r\nexport const cssProperty = (name: string): string => {\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const uppercasedName: string = firstLetterToUpper(name);\r\n const elmStyle: CSSStyleDeclaration = getDummyStyle();\r\n\r\n each(cssPrefixes, (prefix: string) => {\r\n const prefixWithoutDashes: string = prefix.replace(/-/g, '');\r\n const resultPossibilities: Array = [\r\n name, // transition\r\n prefix + name, // -webkit-transition\r\n prefixWithoutDashes + uppercasedName, // webkitTransition\r\n firstLetterToUpper(prefixWithoutDashes) + uppercasedName, // WebkitTransition\r\n ];\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return !(result = resultPossibilities.find(\r\n (resultPossibility: string) => elmStyle[resultPossibility] !== undefined\r\n ));\r\n });\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return (cssCache[name] = result || '');\r\n};\r\n\r\n/**\r\n * Get the name of the given CSS property value(s), with vendor prefix if it isn't supported without it, or an empty string if no value is supported.\r\n * @param property The CSS property to which the CSS property value(s) belong.\r\n * @param values The value(s) separated by spaces which shall be get.\r\n * @param suffix A suffix which is added to each value in case the value is a function or something else more advanced.\r\n */\r\nexport const cssPropertyValue = (property: string, values: string, suffix?: string): string => {\r\n const name = `${property} ${values}`;\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const dummyStyle: CSSStyleDeclaration = getDummyStyle();\r\n const possbleValues: Array = values.split(' ');\r\n const preparedSuffix: string = suffix || '';\r\n const cssPrefixesWithFirstEmpty = [''].concat(cssPrefixes);\r\n\r\n each(possbleValues, (possibleValue: string) => {\r\n each(cssPrefixesWithFirstEmpty, (prefix: string) => {\r\n const prop = prefix + possibleValue;\r\n dummyStyle.cssText = `${property}:${prop}${preparedSuffix}`;\r\n if (dummyStyle.length) {\r\n result = prop;\r\n return false;\r\n }\r\n });\r\n return !result;\r\n });\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return (cssCache[name] = result || '');\r\n};\r\n\r\n/**\r\n * Get the requested JS function, object or constructor with vendor prefix if it isn't supported without or undefined if unsupported.\r\n * @param name The name of the JS function, object or constructor.\r\n */\r\nexport const jsAPI = (name: string): T | undefined => {\r\n let result: any = jsCache[name] || window[name];\r\n\r\n if (hasOwnProperty(jsCache, name)) {\r\n return result;\r\n }\r\n\r\n each(jsPrefixes, (prefix: string) => {\r\n result = result || window[prefix + firstLetterToUpper(name)];\r\n return !result;\r\n });\r\n\r\n jsCache[name] = result;\r\n return result;\r\n};\r\n","import { jsAPI } from 'support/compatibility/vendors';\r\n\r\nexport const MutationObserverConstructor = jsAPI('MutationObserver');\r\nexport const IntersectionObserverConstructor =\r\n jsAPI('IntersectionObserver');\r\nexport const ResizeObserverConstructor = jsAPI('ResizeObserver');\r\nexport const cAF = jsAPI('cancelAnimationFrame');\r\nexport const rAF = jsAPI('requestAnimationFrame');\r\nexport const setT = window.setTimeout as (handler: TimerHandler, timeout?: number) => number;\r\nexport const clearT = window.clearTimeout as (id?: number) => void;\r\n","import { isString } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\nimport { keys } from 'support/utils/object';\r\n\r\ntype ClassContainingElement = Node | Element | false | null | undefined;\r\ntype ClassName = string | false | null | undefined;\r\n\r\nconst rnothtmlwhite = /[^\\x20\\t\\r\\n\\f]+/g;\r\nconst classListAction = (\r\n elm: ClassContainingElement,\r\n className: ClassName,\r\n action: (elmClassList: DOMTokenList, clazz: string) => boolean | void\r\n): boolean => {\r\n const classList = elm && (elm as Element).classList;\r\n let clazz: string;\r\n let i = 0;\r\n let result = false;\r\n\r\n if (classList && className && isString(className)) {\r\n const classes: Array = className.match(rnothtmlwhite) || [];\r\n result = classes.length > 0;\r\n while ((clazz = classes[i++])) {\r\n result = !!action(classList, clazz) && result;\r\n }\r\n }\r\n return result;\r\n};\r\n\r\n/**\r\n * Check whether the given element has the given class name(s).\r\n * @param elm The element.\r\n * @param className The class name(s).\r\n */\r\nexport const hasClass = (elm: ClassContainingElement, className: ClassName): boolean =>\r\n classListAction(elm, className, (classList, clazz) => classList.contains(clazz));\r\n\r\n/**\r\n * Removes the given class name(s) from the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be removed. (separated by spaces)\r\n */\r\nexport const removeClass = (elm: ClassContainingElement, className: ClassName): void => {\r\n classListAction(elm, className, (classList, clazz) => classList.remove(clazz));\r\n};\r\n\r\n/**\r\n * Adds the given class name(s) to the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be added. (separated by spaces)\r\n * @returns A function which removes the added class name(s).\r\n */\r\nexport const addClass = (elm: ClassContainingElement, className: ClassName): (() => void) => {\r\n classListAction(elm, className, (classList, clazz) => classList.add(clazz));\r\n return removeClass.bind(0, elm, className);\r\n};\r\n\r\n/**\r\n * Takes two className strings, compares them and returns the difference as array.\r\n * @param classNameA ClassName A.\r\n * @param classNameB ClassName B.\r\n */\r\nexport const diffClass = (classNameA: ClassName, classNameB: ClassName) => {\r\n const classNameASplit = classNameA && classNameA.split(' ');\r\n const classNameBSplit = classNameB && classNameB.split(' ');\r\n const tempObj = {};\r\n\r\n each(classNameASplit, (className) => {\r\n tempObj[className] = 1;\r\n });\r\n each(classNameBSplit, (className) => {\r\n if (tempObj[className]) {\r\n delete tempObj[className];\r\n } else {\r\n tempObj[className] = 1;\r\n }\r\n });\r\n\r\n return keys(tempObj);\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { WH, XY, TRBL } from 'support/dom';\r\nimport { PlainObject } from 'typings';\r\n\r\n/**\r\n * Compares two objects and returns true if all values of the passed prop names are identical, false otherwise or if one of the two object is falsy.\r\n * @param a Object a.\r\n * @param b Object b.\r\n * @param props The props which shall be compared.\r\n */\r\nexport const equal = (\r\n a: T | undefined,\r\n b: T | undefined,\r\n props: Array,\r\n propMutation?: ((value: any) => any) | null | false\r\n): boolean => {\r\n if (a && b) {\r\n let result = true;\r\n each(props, (prop) => {\r\n const compareA = propMutation ? propMutation(a[prop]) : a[prop];\r\n const compareB = propMutation ? propMutation(b[prop]) : b[prop];\r\n if (compareA !== compareB) {\r\n result = false;\r\n }\r\n });\r\n return result;\r\n }\r\n return false;\r\n};\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalWH = (a?: WH, b?: WH) => equal>(a, b, ['w', 'h']);\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalXY = (a?: XY, b?: XY) => equal>(a, b, ['x', 'y']);\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalTRBL = (a?: TRBL, b?: TRBL) => equal(a, b, ['t', 'r', 'b', 'l']);\r\n\r\n/**\r\n * Compares two DOM Rects for their equality of their width and height properties\r\n * Also returns false if one of the DOM Rects is undefined or null.\r\n * @param a DOM Rect a.\r\n * @param b DOM Rect b.\r\n * @param round Whether the values should be rounded.\r\n */\r\nexport const equalBCRWH = (a?: DOMRect, b?: DOMRect, round?: boolean) =>\r\n equal(a, b, ['width', 'height'], round && ((value) => Math.round(value)));\r\n","import { isNumber, isFunction } from 'support/utils/types';\r\nimport { from } from 'support/utils/array';\r\nimport { rAF, cAF, setT, clearT } from 'support/compatibility/apis';\r\n\r\ntype DebounceTiming = number | false | null | undefined;\r\n\r\nexport interface DebounceOptions any> {\r\n /**\r\n * The timeout for debouncing. If null, no debounce is applied.\r\n */\r\n _timeout?: DebounceTiming | (() => DebounceTiming);\r\n /**\r\n * A maximum amount of ms. before the function will be called even with debounce.\r\n */\r\n _maxDelay?: DebounceTiming | (() => DebounceTiming);\r\n /**\r\n * Function which merges parameters for each canceled debounce.\r\n * If parameters can't be merged the function will return null, otherwise it returns the merged parameters.\r\n */\r\n _mergeParams?: (\r\n prev: Parameters,\r\n curr: Parameters\r\n ) => Parameters | false | null | undefined;\r\n}\r\n\r\nexport interface Debounced any> {\r\n (...args: Parameters): ReturnType;\r\n _flush(): void;\r\n}\r\n\r\nexport const noop = () => {}; // eslint-disable-line\r\n\r\n/**\r\n * Debounces the given function either with a timeout or a animation frame.\r\n * @param functionToDebounce The function which shall be debounced.\r\n * @param options Options for debouncing.\r\n */\r\nexport const debounce = any>(\r\n functionToDebounce: FunctionToDebounce,\r\n options?: DebounceOptions\r\n): Debounced => {\r\n let maxTimeoutId: number | undefined;\r\n let prevArguments: Parameters | null | undefined;\r\n let latestArguments: Parameters | null | undefined;\r\n let clear: () => void = noop;\r\n const { _timeout, _maxDelay, _mergeParams } = options || {};\r\n\r\n const invokeFunctionToDebounce = function (args: IArguments) {\r\n clear();\r\n clearT(maxTimeoutId);\r\n maxTimeoutId = prevArguments = undefined;\r\n clear = noop;\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n functionToDebounce.apply(this, args);\r\n };\r\n\r\n const mergeParms = (\r\n curr: Parameters\r\n ): Parameters | false | null | undefined =>\r\n _mergeParams && prevArguments ? _mergeParams(prevArguments, curr) : curr;\r\n\r\n const flush = () => {\r\n /* istanbul ignore next */\r\n if (clear !== noop) {\r\n invokeFunctionToDebounce(mergeParms(latestArguments!) || latestArguments!);\r\n }\r\n };\r\n\r\n const debouncedFn = function () {\r\n // eslint-disable-next-line prefer-rest-params\r\n const args: Parameters = from(arguments) as Parameters;\r\n const finalTimeout = isFunction(_timeout) ? _timeout() : _timeout;\r\n const hasTimeout = isNumber(finalTimeout) && finalTimeout >= 0;\r\n\r\n if (hasTimeout) {\r\n const finalMaxWait = isFunction(_maxDelay) ? _maxDelay() : _maxDelay;\r\n const hasMaxWait = isNumber(finalMaxWait) && finalMaxWait >= 0;\r\n const setTimeoutFn = finalTimeout > 0 ? setT : rAF!;\r\n const clearTimeoutFn = finalTimeout > 0 ? clearT : cAF!;\r\n const mergeParamsResult = mergeParms(args);\r\n const invokedArgs = mergeParamsResult || args;\r\n const boundInvoke = invokeFunctionToDebounce.bind(0, invokedArgs);\r\n\r\n // if (!mergeParamsResult) {\r\n // invokeFunctionToDebounce(prevArguments || args);\r\n // }\r\n\r\n clear();\r\n // @ts-ignore\r\n const timeoutId = setTimeoutFn(boundInvoke, finalTimeout);\r\n clear = () => clearTimeoutFn(timeoutId);\r\n\r\n if (hasMaxWait && !maxTimeoutId) {\r\n maxTimeoutId = setT(flush, finalMaxWait as number);\r\n }\r\n\r\n prevArguments = latestArguments = invokedArgs;\r\n } else {\r\n invokeFunctionToDebounce(args);\r\n }\r\n };\r\n debouncedFn._flush = flush;\r\n\r\n return debouncedFn as Debounced;\r\n};\r\n","import { style } from 'support/dom/style';\r\n\r\nexport interface WH {\r\n w: T;\r\n h: T;\r\n}\r\n\r\nconst { round } = Math;\r\nconst elementHasDimensions = (elm: HTMLElement): boolean =>\r\n !!(elm.offsetWidth || elm.offsetHeight || elm.getClientRects().length);\r\nconst zeroObj: WH = {\r\n w: 0,\r\n h: 0,\r\n};\r\n\r\n/**\r\n * Returns the window inner- width and height.\r\n */\r\nexport const windowSize = (): WH => ({\r\n w: window.innerWidth,\r\n h: window.innerHeight,\r\n});\r\n\r\n/**\r\n * Returns the scroll- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the scroll- width and height shall be returned.\r\n */\r\nexport const offsetSize = (elm: HTMLElement | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.offsetWidth,\r\n h: elm.offsetHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the client- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the client- width and height shall be returned.\r\n */\r\nexport const clientSize = (elm: HTMLElement | false | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.clientWidth,\r\n h: elm.clientHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the client- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the client- width and height shall be returned.\r\n */\r\nexport const scrollSize = (elm: HTMLElement | false | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.scrollWidth,\r\n h: elm.scrollHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the fractional- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the fractional- width and height shall be returned.\r\n */\r\nexport const fractionalSize = (elm: HTMLElement | false | null | undefined): WH => {\r\n const cssHeight = parseFloat(style(elm, 'height')) || 0;\r\n const cssWidth = parseFloat(style(elm, 'width')) || 0;\r\n return {\r\n w: cssWidth - round(cssWidth),\r\n h: cssHeight - round(cssHeight),\r\n };\r\n};\r\n\r\n/**\r\n * Returns the BoundingClientRect of the passed element.\r\n * @param elm The element of which the BoundingClientRect shall be returned.\r\n */\r\nexport const getBoundingClientRect = (elm: HTMLElement): DOMRect => elm.getBoundingClientRect();\r\n\r\n/**\r\n * Determines whether the passed element has any dimensions.\r\n * @param elm The element.\r\n */\r\nexport const hasDimensions = (elm: HTMLElement | false | null | undefined): boolean =>\r\n elm ? elementHasDimensions(elm as HTMLElement) : false;\r\n","import { isUndefined } from 'support/utils/types';\r\nimport { each, push, runEachAndClear } from 'support/utils/array';\r\n\r\nlet passiveEventsSupport: boolean;\r\nconst supportPassiveEvents = (): boolean => {\r\n if (isUndefined(passiveEventsSupport)) {\r\n passiveEventsSupport = false;\r\n try {\r\n /* eslint-disable */\r\n // @ts-ignore\r\n window.addEventListener(\r\n 'test',\r\n null,\r\n Object.defineProperty({}, 'passive', {\r\n get() {\r\n passiveEventsSupport = true;\r\n },\r\n })\r\n );\r\n /* eslint-enable */\r\n } catch (e) {}\r\n }\r\n return passiveEventsSupport;\r\n};\r\nconst splitEventNames = (eventNames: string) => eventNames.split(' ');\r\n\r\nexport interface OnOptions {\r\n _capture?: boolean;\r\n _passive?: boolean;\r\n _once?: boolean;\r\n}\r\n\r\n/**\r\n * Removes the passed event listener for the passed events with the passed options.\r\n * @param target The element from which the listener shall be removed.\r\n * @param eventNames The eventsnames for which the listener shall be removed.\r\n * @param listener The listener which shall be removed.\r\n * @param capture The options of the removed listener.\r\n */\r\nexport const off = (\r\n target: EventTarget,\r\n eventNames: string,\r\n listener: (event: T) => any,\r\n capture?: boolean\r\n): void => {\r\n each(splitEventNames(eventNames), (eventName) => {\r\n target.removeEventListener(eventName, listener as EventListener, capture);\r\n });\r\n};\r\n\r\n/**\r\n * Adds the passed event listener for the passed eventnames with the passed options.\r\n * @param target The element to which the listener shall be added.\r\n * @param eventNames The eventsnames for which the listener shall be called.\r\n * @param listener The listener which is called on the eventnames.\r\n * @param options The options of the added listener.\r\n */\r\nexport const on = (\r\n target: EventTarget,\r\n eventNames: string,\r\n listener: (event: T) => any,\r\n options?: OnOptions\r\n): (() => void) => {\r\n const doSupportPassiveEvents = supportPassiveEvents();\r\n const passive = (doSupportPassiveEvents && options && options._passive) ?? doSupportPassiveEvents;\r\n const capture = (options && options._capture) || false;\r\n const once = (options && options._once) || false;\r\n const offListeners: (() => void)[] = [];\r\n const nativeOptions: AddEventListenerOptions | boolean = doSupportPassiveEvents\r\n ? {\r\n passive,\r\n capture,\r\n }\r\n : capture;\r\n\r\n each(splitEventNames(eventNames), (eventName) => {\r\n const finalListener = (\r\n once\r\n ? (evt: T) => {\r\n target.removeEventListener(eventName, finalListener, capture);\r\n listener && listener(evt);\r\n }\r\n : listener\r\n ) as EventListener;\r\n\r\n push(offListeners, off.bind(null, target, eventName, finalListener, capture));\r\n target.addEventListener(eventName, finalListener, nativeOptions);\r\n });\r\n\r\n return runEachAndClear.bind(0, offListeners);\r\n};\r\n\r\n/**\r\n * Shorthand for the stopPropagation event Method.\r\n * @param evt The event of which the stopPropagation method shall be called.\r\n */\r\nexport const stopPropagation = (evt: Event): void => evt.stopPropagation();\r\n\r\n/**\r\n * Shorthand for the preventDefault event Method.\r\n * @param evt The event of which the preventDefault method shall be called.\r\n */\r\nexport const preventDefault = (evt: Event): void => evt.preventDefault();\r\n\r\n/**\r\n * Shorthand for the stopPropagation and preventDefault event Method.\r\n * @param evt The event of which the stopPropagation and preventDefault methods shall be called.\r\n */\r\nexport const stopAndPrevent = (evt: Event): void =>\r\n (stopPropagation(evt) as undefined) || (preventDefault(evt) as undefined);\r\n","import { getBoundingClientRect } from 'support/dom/dimensions';\r\n\r\nexport interface XY {\r\n x: T;\r\n y: T;\r\n}\r\n\r\nconst zeroObj: XY = {\r\n x: 0,\r\n y: 0,\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element relative to the document. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const absoluteCoordinates = (elm: HTMLElement | null | undefined): XY => {\r\n const rect = elm ? getBoundingClientRect(elm) : 0;\r\n return rect\r\n ? {\r\n x: rect.left + window.pageYOffset,\r\n y: rect.top + window.pageXOffset,\r\n }\r\n : zeroObj;\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const offsetCoordinates = (elm: HTMLElement | null | undefined): XY =>\r\n elm\r\n ? {\r\n x: elm.offsetLeft,\r\n y: elm.offsetTop,\r\n }\r\n : zeroObj;\r\n","import { isArray } from 'support/utils/types';\r\nimport { keys } from 'support/utils/object';\r\nimport { each, from, isEmptyArray } from 'support/utils/array';\r\n\r\nexport type EventListener<\r\n EventMap extends Record,\r\n Name extends keyof EventMap = keyof EventMap\r\n> = (...args: EventMap[Name]) => void;\r\n\r\nexport type InitialEventListeners> = {\r\n [K in keyof EventMap]?: EventListener | EventListener[];\r\n};\r\n\r\nconst manageListener = >(\r\n callback: (listener?: EventListener) => void,\r\n listener?: EventListener | EventListener[]\r\n) => {\r\n each(isArray(listener) ? listener : [listener], callback);\r\n};\r\n\r\nexport const createEventListenerHub = >(\r\n initialEventListeners?: InitialEventListeners\r\n) => {\r\n // eslint-disable-next-line @typescript-eslint/no-shadow\r\n type EventListener = (\r\n ...args: EventMap[Name]\r\n ) => void;\r\n type RemoveEvent = {\r\n (name?: Name, listener?: EventListener): void;\r\n (name?: Name, listener?: EventListener[]): void;\r\n (\r\n name?: Name,\r\n listener?: EventListener | EventListener[]\r\n ): void;\r\n };\r\n type AddEvent = {\r\n (name: Name, listener: EventListener): () => void;\r\n (name: Name, listener: EventListener[]): () => void;\r\n (\r\n name: Name,\r\n listener: EventListener | EventListener[]\r\n ): () => void;\r\n };\r\n type TriggerEvent = {\r\n (name: Name, args?: EventMap[Name]): void;\r\n };\r\n\r\n const events = new Map>();\r\n\r\n const removeEvent: RemoveEvent = (\r\n name?: Name,\r\n listener?: EventListener | EventListener[]\r\n ): void => {\r\n if (name) {\r\n const eventSet = events.get(name);\r\n manageListener((currListener) => {\r\n if (eventSet) {\r\n eventSet[currListener ? 'delete' : 'clear'](currListener!);\r\n }\r\n }, listener as any);\r\n } else {\r\n events.forEach((eventSet) => {\r\n eventSet.clear();\r\n });\r\n events.clear();\r\n }\r\n };\r\n\r\n const addEvent: AddEvent = (\r\n name: Name,\r\n listener: EventListener | EventListener[]\r\n ): (() => void) => {\r\n const eventSet = events.get(name) || new Set();\r\n events.set(name, eventSet);\r\n\r\n manageListener((currListener) => {\r\n currListener && eventSet.add(currListener);\r\n }, listener as any);\r\n\r\n return removeEvent.bind(0, name as any, listener as any);\r\n };\r\n\r\n const triggerEvent: TriggerEvent = (\r\n name: Name,\r\n args?: EventMap[Name]\r\n ): void => {\r\n const eventSet = events.get(name);\r\n\r\n each(from(eventSet), (event) => {\r\n if (args && !isEmptyArray(args)) {\r\n (event as (...eventArgs: EventMap[keyof EventMap]) => void).apply(0, args as any);\r\n } else {\r\n (event as () => void)();\r\n }\r\n });\r\n };\r\n\r\n const initialListenerKeys = keys(initialEventListeners) as Extract[];\r\n each(initialListenerKeys, (key) => {\r\n addEvent(key, initialEventListeners![key] as any);\r\n });\r\n\r\n return [addEvent, removeEvent, triggerEvent] as [AddEvent, RemoveEvent, TriggerEvent];\r\n};\r\n","import { assignDeep, hasOwnProperty } from 'support';\r\nimport type { Options, ReadonlyOptions } from 'options';\r\nimport type { DeepPartial } from 'typings';\r\n\r\nexport type SetupElements> = [elements: T, destroy: () => void];\r\n\r\nexport type SetupUpdate = (\r\n changedOptions: DeepPartial,\r\n force: boolean,\r\n ...args: T\r\n) => void;\r\n\r\nexport type SetupUpdateCheckOption = (path: string) => [value: T, changed: boolean];\r\n\r\nexport type SetupUpdateSegment> = (\r\n updateHints: Hints,\r\n checkOption: SetupUpdateCheckOption,\r\n force: boolean\r\n) => Partial | void;\r\n\r\nexport type SetupState> = [\r\n get: () => T,\r\n set: (newState: Partial) => void\r\n];\r\n\r\nexport type Setup<\r\n DynamicState,\r\n StaticState extends Record = Record,\r\n A extends any[] = []\r\n> = [update: SetupUpdate, state: (() => DynamicState) & StaticState, destroy: () => void];\r\n\r\nconst getPropByPath = (obj: any, path: string): T =>\r\n obj\r\n ? path.split('.').reduce((o, prop) => (o && hasOwnProperty(o, prop) ? o[prop] : undefined), obj)\r\n : undefined;\r\n\r\nexport const createOptionCheck =\r\n (\r\n options: ReadonlyOptions,\r\n changedOptions: DeepPartial,\r\n force?: boolean\r\n ): SetupUpdateCheckOption =>\r\n (path: string) =>\r\n [getPropByPath(options, path), force || getPropByPath(changedOptions, path) !== undefined];\r\n\r\nexport const createState = (initialState: S): SetupState => {\r\n let state: S = initialState;\r\n return [\r\n () => state,\r\n (newState: Partial) => {\r\n state = assignDeep({}, state, newState);\r\n },\r\n ];\r\n};\r\n","export const classNameEnvironment = 'os-environment';\r\nexport const classNameEnvironmentFlexboxGlue = `${classNameEnvironment}-flexbox-glue`;\r\nexport const classNameEnvironmentFlexboxGlueMax = `${classNameEnvironmentFlexboxGlue}-max`;\r\n\r\nexport const dataAttributeHost = 'data-overlayscrollbars';\r\nexport const dataAttributeHostOverflowX = `${dataAttributeHost}-overflow-x`;\r\nexport const dataAttributeHostOverflowY = `${dataAttributeHost}-overflow-y`;\r\nexport const dataValueHostOverflowVisible = 'overflowVisible';\r\nexport const dataValueHostScrollbarHidden = 'scrollbarHidden';\r\nexport const dataValueHostUpdating = 'updating';\r\nexport const classNamePadding = 'os-padding';\r\nexport const classNameViewport = 'os-viewport';\r\nexport const classNameViewportArrange = `${classNameViewport}-arrange`;\r\nexport const classNameContent = 'os-content';\r\nexport const classNameViewportScrollbarHidden = `${classNameViewport}-scrollbar-hidden`;\r\nexport const classNameOverflowVisible = `os-overflow-visible`;\r\n\r\nexport const classNameSizeObserver = 'os-size-observer';\r\nexport const classNameSizeObserverAppear = `${classNameSizeObserver}-appear`;\r\nexport const classNameSizeObserverListener = `${classNameSizeObserver}-listener`;\r\nexport const classNameSizeObserverListenerScroll = `${classNameSizeObserverListener}-scroll`;\r\nexport const classNameSizeObserverListenerItem = `${classNameSizeObserverListener}-item`;\r\nexport const classNameSizeObserverListenerItemFinal = `${classNameSizeObserverListenerItem}-final`;\r\n\r\nexport const classNameTrinsicObserver = 'os-trinsic-observer';\r\n\r\nexport const classNameScrollbar = 'os-scrollbar';\r\nexport const classNameScrollbarRtl = `${classNameScrollbar}-rtl`;\r\nexport const classNameScrollbarHorizontal = `${classNameScrollbar}-horizontal`;\r\nexport const classNameScrollbarVertical = `${classNameScrollbar}-vertical`;\r\nexport const classNameScrollbarTrack = `${classNameScrollbar}-track`;\r\nexport const classNameScrollbarHandle = `${classNameScrollbar}-handle`;\r\nexport const classNamesScrollbarVisible = `${classNameScrollbar}-visible`;\r\nexport const classNamesScrollbarCornerless = `${classNameScrollbar}-cornerless`;\r\nexport const classNamesScrollbarTransitionless = `${classNameScrollbar}-transitionless`;\r\nexport const classNamesScrollbarInteraction = `${classNameScrollbar}-interaction`;\r\nexport const classNamesScrollbarUnusable = `${classNameScrollbar}-unusable`;\r\nexport const classNamesScrollbarAutoHidden = `${classNameScrollbar}-auto-hidden`;\r\nexport const classNamesScrollbarTrackInteractive = `${classNameScrollbarTrack}-interactive`;\r\nexport const classNamesScrollbarHandleInteractive = `${classNameScrollbarHandle}-interactive`;\r\n","import { assignDeep, each, isObject, keys, isArray, hasOwnProperty, isFunction } from 'support';\r\nimport { DeepPartial, DeepReadonly } from 'typings';\r\n\r\nconst opsStringify = (value: any) =>\r\n JSON.stringify(value, (_, val) => {\r\n if (isFunction(val)) {\r\n throw new Error();\r\n }\r\n return val;\r\n });\r\n\r\nexport type ResizeBehavior = 'none' | 'both' | 'horizontal' | 'vertical';\r\n\r\nexport type OverflowBehavior =\r\n | 'hidden'\r\n | 'scroll'\r\n | 'visible'\r\n | 'visible-hidden'\r\n | 'visible-scroll';\r\n\r\nexport type ScrollbarVisibilityBehavior = 'visible' | 'hidden' | 'auto';\r\n\r\nexport type ScrollbarAutoHideBehavior = 'never' | 'scroll' | 'leave' | 'move';\r\n\r\nexport type ScrollBehavior = 'always' | 'ifneeded' | 'never';\r\n\r\nexport type BasicEventCallback = (this: any) => void;\r\n\r\nexport type ScrollEventCallback = (this: any, args?: UIEvent) => void;\r\n\r\nexport type OverflowChangedCallback = (this: any, args?: OverflowChangedArgs) => void;\r\n\r\nexport type OverflowAmountChangedCallback = (this: any, args?: OverflowAmountChangedArgs) => void;\r\n\r\nexport type DirectionChangedCallback = (this: any, args?: DirectionChangedArgs) => void;\r\n\r\nexport type SizeChangedCallback = (this: any, args?: SizeChangedArgs) => void;\r\n\r\nexport type UpdatedCallback = (this: any, args?: UpdatedArgs) => void;\r\n\r\nexport interface Options {\r\n paddingAbsolute: boolean;\r\n showNativeOverlaidScrollbars: boolean;\r\n updating: {\r\n elementEvents: Array<[elementSelector: string, eventNames: string]> | null;\r\n attributes: string[] | null;\r\n debounce: [timeout: number, maxWait: number] | number | null; // (if tuple: [timeout: 0, maxWait: 33], if number: [timeout: number, maxWait: false]) debounce for content Changes\r\n ignoreMutation: ((mutation: MutationRecord) => any) | null;\r\n };\r\n overflow: {\r\n x: OverflowBehavior;\r\n y: OverflowBehavior;\r\n };\r\n scrollbars: {\r\n theme: string | null;\r\n visibility: ScrollbarVisibilityBehavior;\r\n autoHide: ScrollbarAutoHideBehavior;\r\n autoHideDelay: number;\r\n dragScroll: boolean;\r\n clickScroll: boolean;\r\n pointers: string[] | null;\r\n };\r\n}\r\n\r\nexport type ReadonlyOptions = DeepReadonly;\r\n\r\nexport interface OverflowChangedArgs {\r\n x: boolean;\r\n y: boolean;\r\n xScrollable: boolean;\r\n yScrollable: boolean;\r\n clipped: boolean;\r\n}\r\n\r\nexport interface OverflowAmountChangedArgs {\r\n x: number;\r\n y: number;\r\n}\r\n\r\nexport interface DirectionChangedArgs {\r\n isRTL: number;\r\n dir: string;\r\n}\r\n\r\nexport interface SizeChangedArgs {\r\n width: number;\r\n height: number;\r\n}\r\n\r\nexport interface UpdatedArgs {\r\n forced: boolean;\r\n}\r\n\r\nexport const defaultOptions: Options = {\r\n // resize: 'none', // none || both || horizontal || vertical || n || b || h || v\r\n paddingAbsolute: false, // true || false\r\n showNativeOverlaidScrollbars: false, // true || false\r\n updating: {\r\n elementEvents: [['img', 'load']], // array of tuples || null\r\n debounce: [0, 33], // number || number array || null\r\n attributes: null, // string array || null\r\n ignoreMutation: null, // () => any || null\r\n },\r\n overflow: {\r\n x: 'scroll', // visible-hidden || visible-scroll || hidden || scroll || v-h || v-s || h || s\r\n y: 'scroll', // visible-hidden || visible-scroll || hidden || scroll || v-h || v-s || h || s\r\n },\r\n scrollbars: {\r\n theme: 'os-theme-dark',\r\n visibility: 'auto', // visible || hidden || auto || v || h || a\r\n autoHide: 'never', // never || scroll || leave || move || n || s || l || m\r\n autoHideDelay: 1300, // number\r\n dragScroll: true, // true || false\r\n clickScroll: false, // true || false\r\n pointers: ['mouse', 'touch', 'pen'], // null || array of supported pointers: https://developer.mozilla.org/en-US/docs/Web/API/PointerEvent/pointerType\r\n },\r\n};\r\n\r\nexport const getOptionsDiff = (currOptions: T, newOptions: DeepPartial): DeepPartial => {\r\n const diff: DeepPartial = {};\r\n const optionsKeys = keys(newOptions).concat(keys(currOptions));\r\n\r\n each(optionsKeys, (optionKey) => {\r\n const currOptionValue = currOptions[optionKey];\r\n const newOptionValue = newOptions[optionKey];\r\n\r\n if (isObject(currOptionValue) && isObject(newOptionValue)) {\r\n assignDeep((diff[optionKey] = {}), getOptionsDiff(currOptionValue, newOptionValue));\r\n } else if (hasOwnProperty(newOptions, optionKey) && newOptionValue !== currOptionValue) {\r\n let isDiff = true;\r\n\r\n if (isArray(currOptionValue) || isArray(newOptionValue)) {\r\n try {\r\n if (opsStringify(currOptionValue) === opsStringify(newOptionValue)) {\r\n isDiff = false;\r\n }\r\n } catch {}\r\n }\r\n\r\n if (isDiff) {\r\n diff[optionKey] = newOptionValue;\r\n }\r\n }\r\n });\r\n\r\n return diff;\r\n};\r\n","import { each, isArray, keys } from 'support';\r\nimport { OverlayScrollbars, OverlayScrollbarsStatic } from 'overlayscrollbars';\r\n\r\nexport type PluginInstance =\r\n | Record\r\n | ((staticObj: OverlayScrollbarsStatic, instanceObj: OverlayScrollbars) => void);\r\nexport type Plugin = {\r\n [pluginName: string]: T;\r\n};\r\n\r\nconst pluginRegistry: Record = {};\r\n\r\nexport const getPlugins = () => pluginRegistry;\r\n\r\nexport const addPlugin = (addedPlugin: Plugin | Plugin[]): void => {\r\n each((isArray(addedPlugin) ? addedPlugin : [addedPlugin]) as Plugin[], (plugin) => {\r\n const pluginName = keys(plugin)[0];\r\n pluginRegistry[pluginName] = plugin[pluginName];\r\n });\r\n};\r\n","import { each, hasOwnProperty, keys, push, isEmptyObject } from 'support/utils';\r\nimport { type, isArray, isUndefined, isPlainObject, isString } from 'support/utils/types';\r\nimport { PlainObject, DeepPartial } from 'typings';\r\n\r\nexport type OptionsObjectType = Record;\r\nexport type OptionsFunctionType = (this: any, ...args: any[]) => any;\r\nexport type OptionsTemplateType = ExtractPropsKey<\r\n OptionsTemplateTypeMap,\r\n T\r\n>;\r\nexport type OptionsTemplateTypes = keyof OptionsTemplateTypeMap;\r\nexport type OptionsTemplateNativeTypes = OptionsTemplateTypeMap[keyof OptionsTemplateTypeMap];\r\n\r\nexport type OptionsTemplateValue = T extends string\r\n ? string extends T\r\n ? OptionsTemplateValueNonEnum\r\n : string\r\n : OptionsTemplateValueNonEnum;\r\n\r\nexport type OptionsTemplate = {\r\n [P in keyof T]: T[P] extends OptionsObjectType\r\n ? OptionsTemplate\r\n : T[P] extends OptionsTemplateNativeTypes\r\n ? OptionsTemplateValue\r\n : never;\r\n};\r\n\r\nexport type OptionsValidationResult = [\r\n DeepPartial, // validated\r\n Record // foreign\r\n];\r\n\r\ntype OptionsTemplateTypeMap = {\r\n __TPL_boolean_TYPE__: boolean;\r\n __TPL_number_TYPE__: number;\r\n __TPL_string_TYPE__: string;\r\n __TPL_array_TYPE__: Array | ReadonlyArray;\r\n __TPL_function_TYPE__: OptionsFunctionType;\r\n __TPL_null_TYPE__: null;\r\n __TPL_object_TYPE__: OptionsObjectType;\r\n};\r\n\r\ntype OptionsTemplateValueNonEnum =\r\n | OptionsTemplateType\r\n | [OptionsTemplateType, ...Array];\r\n\r\ntype ExtractPropsKey = {\r\n [P in keyof T]: TProps extends T[P] ? P : never;\r\n}[keyof T];\r\n\r\ntype OptionsTemplateTypesDictionary = {\r\n readonly boolean: OptionsTemplateType;\r\n readonly number: OptionsTemplateType;\r\n readonly string: OptionsTemplateType;\r\n readonly array: OptionsTemplateType>;\r\n readonly object: OptionsTemplateType;\r\n readonly function: OptionsTemplateType;\r\n readonly null: OptionsTemplateType;\r\n};\r\n\r\nconst optionsTemplateTypes: OptionsTemplateTypesDictionary = {\r\n boolean: '__TPL_boolean_TYPE__',\r\n number: '__TPL_number_TYPE__',\r\n string: '__TPL_string_TYPE__',\r\n array: '__TPL_array_TYPE__',\r\n object: '__TPL_object_TYPE__',\r\n function: '__TPL_function_TYPE__',\r\n null: '__TPL_null_TYPE__',\r\n};\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a object which looks like:\r\n * {\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * }\r\n * @param template The template according to which the options object shall be validated.\r\n * @param options The options object which shall be validated.\r\n * @param optionsDiff When provided the returned validated object will only have properties which are different to this objects properties.\r\n * Example (assume all properties are valid to the template):\r\n * Options object : { a: 'a', b: 'b', c: 'c' }\r\n * optionsDiff object : { a: 'a', b: 'b', c: undefined }\r\n * Returned validated object : { c: 'c' }\r\n * Because the value of the properties a and b didn't change, they aren't included in the returned object.\r\n * Without the optionsDiff object the returned validated object would be: { a: 'a', b: 'b', c: 'c' }\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n * @param propPath The propertyPath which lead to this object. (used for error logging)\r\n */\r\nconst validateRecursive = (\r\n template: OptionsTemplate,\r\n options: DeepPartial,\r\n doWriteErrors?: boolean,\r\n propPath?: string\r\n): OptionsValidationResult => {\r\n const validatedOptions: DeepPartial = {};\r\n const optionsCopy: DeepPartial = { ...options };\r\n const props = keys(template).filter((prop) => hasOwnProperty(options, prop));\r\n\r\n each(props, (prop: Extract) => {\r\n const optionsValue: any = options[prop];\r\n const templateValue: PlainObject | string | OptionsTemplateTypes | Array =\r\n template[prop];\r\n const templateIsComplex = isPlainObject(templateValue);\r\n const propPrefix = propPath ? `${propPath}.` : '';\r\n\r\n // if the template has a object as value, it means that the options are complex (verschachtelt)\r\n if (templateIsComplex && isPlainObject(optionsValue)) {\r\n const [validated, foreign] = validateRecursive(\r\n templateValue as T,\r\n optionsValue,\r\n doWriteErrors,\r\n propPrefix + prop\r\n );\r\n validatedOptions[prop] = validated as any;\r\n optionsCopy[prop] = foreign as any;\r\n\r\n each([optionsCopy, validatedOptions], (value) => {\r\n if (isEmptyObject(value[prop])) {\r\n delete value[prop];\r\n }\r\n });\r\n } else if (!templateIsComplex) {\r\n let isValid = false;\r\n const errorEnumStrings: Array = [];\r\n const errorPossibleTypes: Array = [];\r\n const optionsValueType = type(optionsValue);\r\n const templateValueArr: Array = !isArray(templateValue)\r\n ? [templateValue as string | OptionsTemplateTypes]\r\n : (templateValue as Array);\r\n\r\n each(templateValueArr, (currTemplateType) => {\r\n // if currType value isn't inside possibleTemplateTypes we assume its a enum string value\r\n let typeString: string | undefined;\r\n each(optionsTemplateTypes, (value: string, key: string) => {\r\n if (value === currTemplateType) {\r\n typeString = key;\r\n }\r\n });\r\n const isEnumString = isUndefined(typeString);\r\n if (isEnumString && isString(optionsValue)) {\r\n // split it into a array which contains all possible values for example: [\"yes\", \"no\", \"maybe\"]\r\n const enumStringSplit = currTemplateType.split(' ');\r\n isValid = !!enumStringSplit.find((possibility) => possibility === optionsValue);\r\n\r\n // build error message\r\n push(errorEnumStrings, enumStringSplit);\r\n } else {\r\n isValid = optionsTemplateTypes[optionsValueType] === currTemplateType;\r\n }\r\n\r\n // build error message\r\n push(errorPossibleTypes, isEnumString ? optionsTemplateTypes.string : typeString!);\r\n\r\n // continue if invalid, break if valid\r\n return !isValid;\r\n });\r\n\r\n if (isValid) {\r\n validatedOptions[prop] = optionsValue;\r\n } else if (doWriteErrors) {\r\n console.warn(\r\n `${\r\n `The option \"${propPrefix}${prop}\" wasn't set, because it doesn't accept the type [ ${optionsValueType.toUpperCase()} ] with the value of \"${optionsValue}\".\\r\\n` +\r\n `Accepted types are: [ ${errorPossibleTypes.join(', ').toUpperCase()} ].\\r\\n`\r\n }${\r\n errorEnumStrings.length > 0\r\n ? `\\r\\nValid strings are: [ ${errorEnumStrings.join(', ')} ].`\r\n : ''\r\n }`\r\n );\r\n }\r\n\r\n delete optionsCopy[prop];\r\n }\r\n });\r\n\r\n return [validatedOptions, optionsCopy]; // optionsCopy equals now to foreign options\r\n};\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a tuple which looks like:\r\n * [\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * ]\r\n * @param template The template according to which the options object shall be validated.\r\n * @param options The options object which shall be validated.\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n */\r\nconst validateOptions = (\r\n template: OptionsTemplate,\r\n options: DeepPartial,\r\n doWriteErrors?: boolean\r\n): OptionsValidationResult => validateRecursive(template, options, doWriteErrors);\r\n\r\nexport { validateOptions, optionsTemplateTypes };\r\n","import {\r\n Options,\r\n OverflowBehavior,\r\n ScrollbarVisibilityBehavior,\r\n ScrollbarAutoHideBehavior,\r\n} from 'options';\r\nimport {\r\n validateOptions,\r\n OptionsTemplate,\r\n OptionsTemplateValue,\r\n optionsTemplateTypes as oTypes,\r\n} from 'plugins/optionsValidationPlugin/validation';\r\nimport type { DeepPartial } from 'typings';\r\nimport type { Plugin } from 'plugins';\r\n\r\nconst numberAllowedValues: OptionsTemplateValue = oTypes.number;\r\nconst booleanAllowedValues: OptionsTemplateValue = oTypes.boolean;\r\nconst arrayNullValues: OptionsTemplateValue | null> = [oTypes.array, oTypes.null];\r\nconst overflowAllowedValues: OptionsTemplateValue =\r\n 'hidden scroll visible visible-hidden';\r\nconst scrollbarsVisibilityAllowedValues: OptionsTemplateValue =\r\n 'visible hidden auto';\r\nconst scrollbarsAutoHideAllowedValues: OptionsTemplateValue =\r\n 'never scroll leavemove';\r\n\r\nconst optionsTemplate: OptionsTemplate = {\r\n // resize: resizeAllowedValues, // none || both || horizontal || vertical || n || b ||\r\n paddingAbsolute: booleanAllowedValues, // true || false\r\n showNativeOverlaidScrollbars: booleanAllowedValues, // true || false\r\n updating: {\r\n elementEvents: arrayNullValues, // array of tuples || null\r\n attributes: arrayNullValues,\r\n debounce: [oTypes.number, oTypes.array, oTypes.null], // number || number array || null\r\n ignoreMutation: [oTypes.function, oTypes.null], // function || null\r\n },\r\n overflow: {\r\n x: overflowAllowedValues, // visible-hidden || visible-scroll || hidden || scrol\r\n y: overflowAllowedValues, // visible-hidden || visible-scroll || hidden || scrol\r\n },\r\n scrollbars: {\r\n theme: [oTypes.string, oTypes.null], // string || null\r\n visibility: scrollbarsVisibilityAllowedValues, // visible || hidden || auto || v ||\r\n autoHide: scrollbarsAutoHideAllowedValues, // never || scroll || leave || move ||\r\n autoHideDelay: numberAllowedValues, // number\r\n dragScroll: booleanAllowedValues, // true || false\r\n clickScroll: booleanAllowedValues, // true || false\r\n pointers: [oTypes.array, oTypes.null], // string array\r\n },\r\n /*\r\n textarea: {\r\n dynWidth: booleanAllowedValues, // true || false\r\n dynHeight: booleanAllowedValues, // true || false\r\n inheritedAttrs: stringArrayNullAllowedValues, // string || array || nul\r\n },\r\n */\r\n};\r\n\r\nexport type OptionsValidationPluginInstance = {\r\n _: (options: DeepPartial, doWriteErrors?: boolean) => DeepPartial;\r\n};\r\n\r\nexport const optionsValidationPluginName = '__osOptionsValidationPlugin';\r\n\r\nexport const optionsValidationPlugin: Plugin = {\r\n [optionsValidationPluginName]: {\r\n _: (options: DeepPartial, doWriteErrors?: boolean) => {\r\n const [validated, foreign] = validateOptions(optionsTemplate, options, doWriteErrors);\r\n return { ...foreign, ...validated };\r\n },\r\n },\r\n};\r\n","import {\r\n createDOM,\r\n style,\r\n appendChildren,\r\n offsetSize,\r\n scrollLeft,\r\n scrollTop,\r\n on,\r\n addClass,\r\n equalWH,\r\n push,\r\n cAF,\r\n rAF,\r\n stopPropagation,\r\n} from 'support';\r\nimport {\r\n classNameSizeObserverListenerScroll,\r\n classNameSizeObserverListenerItem,\r\n classNameSizeObserverListenerItemFinal,\r\n} from 'classnames';\r\nimport type { Plugin } from 'plugins';\r\n\r\nexport type SizeObserverPluginInstance = {\r\n _: (\r\n listenerElement: HTMLElement,\r\n onSizeChangedCallback: (appear: boolean) => any,\r\n observeAppearChange: boolean\r\n ) => [appearCallback: () => any, offFns: (() => any)[]];\r\n};\r\n\r\nconst scrollAmount = 3333333;\r\nconst scrollEventName = 'scroll';\r\nexport const sizeObserverPluginName = '__osSizeObserverPlugin';\r\n\r\nexport const sizeObserverPlugin: Plugin = {\r\n [sizeObserverPluginName]: {\r\n _: (listenerElement, onSizeChangedCallback, observeAppearChange) => {\r\n const observerElementChildren = createDOM(\r\n `
`\r\n );\r\n appendChildren(listenerElement, observerElementChildren);\r\n addClass(listenerElement, classNameSizeObserverListenerScroll);\r\n const observerElementChildrenRoot = observerElementChildren[0] as HTMLElement;\r\n const shrinkElement = observerElementChildrenRoot.lastChild as HTMLElement;\r\n const expandElement = observerElementChildrenRoot.firstChild as HTMLElement;\r\n const expandElementChild = expandElement?.firstChild as HTMLElement;\r\n\r\n let cacheSize = offsetSize(observerElementChildrenRoot);\r\n let currSize = cacheSize;\r\n let isDirty = false;\r\n let rAFId: number;\r\n\r\n const reset = () => {\r\n scrollLeft(expandElement, scrollAmount);\r\n scrollTop(expandElement, scrollAmount);\r\n scrollLeft(shrinkElement, scrollAmount);\r\n scrollTop(shrinkElement, scrollAmount);\r\n };\r\n const onResized = (appear?: unknown) => {\r\n rAFId = 0;\r\n if (isDirty) {\r\n cacheSize = currSize;\r\n onSizeChangedCallback(appear === true);\r\n }\r\n };\r\n const onScroll = (scrollEvent?: Event | false) => {\r\n currSize = offsetSize(observerElementChildrenRoot);\r\n isDirty = !scrollEvent || !equalWH(currSize, cacheSize);\r\n\r\n if (scrollEvent) {\r\n stopPropagation(scrollEvent);\r\n\r\n if (isDirty && !rAFId) {\r\n cAF!(rAFId);\r\n rAFId = rAF!(onResized);\r\n }\r\n } else {\r\n onResized(scrollEvent === false);\r\n }\r\n\r\n reset();\r\n };\r\n const offListeners = push(\r\n [],\r\n [on(expandElement, scrollEventName, onScroll), on(shrinkElement, scrollEventName, onScroll)]\r\n );\r\n\r\n // lets assume that the divs will never be that large and a constant value is enough\r\n style(expandElementChild, {\r\n width: scrollAmount,\r\n height: scrollAmount,\r\n });\r\n\r\n rAF!(reset);\r\n\r\n return [observeAppearChange ? onScroll.bind(0, false) : reset, offListeners];\r\n },\r\n },\r\n};\r\n","import {\r\n keys,\r\n attr,\r\n WH,\r\n style,\r\n addClass,\r\n removeClass,\r\n noop,\r\n each,\r\n assignDeep,\r\n windowSize,\r\n UpdateCache,\r\n XY,\r\n} from 'support';\r\nimport { classNameViewportArrange } from 'classnames';\r\nimport type { StyleObject } from 'typings';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type {\r\n ViewportOverflowState,\r\n GetViewportOverflowState,\r\n HideNativeScrollbars,\r\n} from 'setups/structureSetup/updateSegments/overflowUpdateSegment';\r\nimport type { InternalEnvironment } from 'environment';\r\nimport type { Plugin } from 'plugins';\r\n\r\nexport type ArrangeViewport = (\r\n viewportOverflowState: ViewportOverflowState,\r\n viewportScrollSize: WH,\r\n sizeFraction: WH,\r\n directionIsRTL: boolean\r\n) => boolean;\r\n\r\nexport type UndoViewportArrangeResult = [\r\n redoViewportArrange: () => void,\r\n overflowState?: ViewportOverflowState\r\n];\r\n\r\nexport type UndoArrangeViewport = (\r\n showNativeOverlaidScrollbars: boolean,\r\n directionIsRTL: boolean,\r\n viewportOverflowState?: ViewportOverflowState\r\n) => UndoViewportArrangeResult;\r\n\r\nexport type ScrollbarsHidingPluginInstance = {\r\n _createUniqueViewportArrangeElement(env: InternalEnvironment): HTMLStyleElement | false;\r\n _overflowUpdateSegment(\r\n doViewportArrange: boolean,\r\n flexboxGlue: boolean,\r\n viewport: HTMLElement,\r\n viewportArrange: HTMLStyleElement | false | null | undefined,\r\n getState: () => StructureSetupState,\r\n getViewportOverflowState: GetViewportOverflowState,\r\n hideNativeScrollbars: HideNativeScrollbars\r\n ): [ArrangeViewport, UndoArrangeViewport];\r\n _envWindowZoom(): (\r\n envInstance: InternalEnvironment,\r\n updateNativeScrollbarSizeCache: UpdateCache>,\r\n triggerEvent: () => void\r\n ) => void;\r\n};\r\n\r\nlet contentArrangeCounter = 0;\r\nconst { round, abs } = Math;\r\nconst getWindowDPR = (): number => {\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const dDPI = window.screen.deviceXDPI || 0;\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const sDPI = window.screen.logicalXDPI || 1;\r\n return window.devicePixelRatio || dDPI / sDPI;\r\n};\r\n\r\nconst diffBiggerThanOne = (valOne: number, valTwo: number): boolean => {\r\n const absValOne = abs(valOne);\r\n const absValTwo = abs(valTwo);\r\n return !(absValOne === absValTwo || absValOne + 1 === absValTwo || absValOne - 1 === absValTwo);\r\n};\r\n\r\nexport const scrollbarsHidingPluginName = '__osScrollbarsHidingPlugin';\r\n\r\nexport const scrollbarsHidingPlugin: Plugin = {\r\n [scrollbarsHidingPluginName]: {\r\n _createUniqueViewportArrangeElement: (env: InternalEnvironment) => {\r\n const { _nativeScrollbarsHiding, _nativeScrollbarsOverlaid, _cssCustomProperties } = env;\r\n const create =\r\n !_cssCustomProperties &&\r\n !_nativeScrollbarsHiding &&\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n const result = create ? document.createElement('style') : false;\r\n\r\n if (result) {\r\n attr(result, 'id', `${classNameViewportArrange}-${contentArrangeCounter}`);\r\n contentArrangeCounter++;\r\n }\r\n\r\n return result;\r\n },\r\n _overflowUpdateSegment: (\r\n doViewportArrange,\r\n flexboxGlue,\r\n viewport,\r\n viewportArrange,\r\n getState,\r\n getViewportOverflowState,\r\n hideNativeScrollbars\r\n ) => {\r\n /**\r\n * Sets the styles of the viewport arrange element.\r\n * @param viewportOverflowState The viewport overflow state according to which the scrollbars shall be hidden.\r\n * @param viewportScrollSize The content scroll size.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @returns A boolean which indicates whether the viewport arrange element was adjusted.\r\n */\r\n const arrangeViewport: ArrangeViewport = (\r\n viewportOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n directionIsRTL\r\n ) => {\r\n if (doViewportArrange) {\r\n const { _viewportPaddingStyle } = getState();\r\n const { _scrollbarsHideOffset, _scrollbarsHideOffsetArrange } = viewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const { x: hideOffsetX, y: hideOffsetY } = _scrollbarsHideOffset;\r\n const viewportArrangeHorizontalPaddingKey: keyof StyleObject = directionIsRTL\r\n ? 'paddingRight'\r\n : 'paddingLeft';\r\n const viewportArrangeHorizontalPaddingValue = _viewportPaddingStyle[\r\n viewportArrangeHorizontalPaddingKey\r\n ] as number;\r\n const viewportArrangeVerticalPaddingValue = _viewportPaddingStyle.paddingTop as number;\r\n const fractionalContentWidth = viewportScrollSize.w + sizeFraction.w;\r\n const fractionalContenHeight = viewportScrollSize.h + sizeFraction.h;\r\n const arrangeSize = {\r\n w:\r\n hideOffsetY && arrangeY\r\n ? `${\r\n hideOffsetY + fractionalContentWidth - viewportArrangeHorizontalPaddingValue\r\n }px`\r\n : '',\r\n h:\r\n hideOffsetX && arrangeX\r\n ? `${hideOffsetX + fractionalContenHeight - viewportArrangeVerticalPaddingValue}px`\r\n : '',\r\n };\r\n\r\n // adjust content arrange / before element\r\n if (viewportArrange) {\r\n const { sheet } = viewportArrange;\r\n if (sheet) {\r\n const { cssRules } = sheet;\r\n if (cssRules) {\r\n if (!cssRules.length) {\r\n sheet.insertRule(\r\n `#${attr(viewportArrange, 'id')} + .${classNameViewportArrange}::before {}`,\r\n 0\r\n );\r\n }\r\n\r\n // @ts-ignore\r\n const ruleStyle = cssRules[0].style;\r\n\r\n ruleStyle.width = arrangeSize.w;\r\n ruleStyle.height = arrangeSize.h;\r\n }\r\n }\r\n } else {\r\n style<'--os-vaw' | '--os-vah'>(viewport, {\r\n '--os-vaw': arrangeSize.w,\r\n '--os-vah': arrangeSize.h,\r\n });\r\n }\r\n }\r\n\r\n return doViewportArrange;\r\n };\r\n\r\n /**\r\n * Removes all styles applied because of the viewport arrange strategy.\r\n * @param showNativeOverlaidScrollbars Whether native overlaid scrollbars are shown instead of hidden.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @param viewportOverflowState The currentviewport overflow state or undefined if it has to be determined.\r\n * @returns A object with a function which applies all the removed styles and the determined viewport vverflow state.\r\n */\r\n const undoViewportArrange: UndoArrangeViewport = (\r\n showNativeOverlaidScrollbars,\r\n directionIsRTL,\r\n viewportOverflowState?\r\n ) => {\r\n if (doViewportArrange) {\r\n const finalViewportOverflowState =\r\n viewportOverflowState || getViewportOverflowState(showNativeOverlaidScrollbars);\r\n const { _viewportPaddingStyle: viewportPaddingStyle } = getState();\r\n const { _scrollbarsHideOffsetArrange } = finalViewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const finalPaddingStyle: StyleObject = {};\r\n const assignProps = (props: string) =>\r\n each(props.split(' '), (prop) => {\r\n finalPaddingStyle[prop] = viewportPaddingStyle[prop];\r\n });\r\n\r\n if (arrangeX) {\r\n assignProps('marginBottom paddingTop paddingBottom');\r\n }\r\n\r\n if (arrangeY) {\r\n assignProps('marginLeft marginRight paddingLeft paddingRight');\r\n }\r\n\r\n const prevStyle = style(viewport, keys(finalPaddingStyle));\r\n\r\n removeClass(viewport, classNameViewportArrange);\r\n\r\n if (!flexboxGlue) {\r\n finalPaddingStyle.height = '';\r\n }\r\n\r\n style(viewport, finalPaddingStyle);\r\n\r\n return [\r\n () => {\r\n hideNativeScrollbars(\r\n finalViewportOverflowState,\r\n directionIsRTL,\r\n doViewportArrange,\r\n prevStyle\r\n );\r\n style(viewport, prevStyle);\r\n addClass(viewport, classNameViewportArrange);\r\n },\r\n finalViewportOverflowState,\r\n ];\r\n }\r\n return [noop];\r\n };\r\n\r\n return [arrangeViewport, undoViewportArrange];\r\n },\r\n _envWindowZoom: () => {\r\n let size = { w: 0, h: 0 };\r\n let dpr = 0;\r\n\r\n return (envInstance, updateNativeScrollbarSizeCache, triggerEvent) => {\r\n const sizeNew = windowSize();\r\n const deltaSize = {\r\n w: sizeNew.w - size.w,\r\n h: sizeNew.h - size.h,\r\n };\r\n\r\n if (deltaSize.w === 0 && deltaSize.h === 0) {\r\n return;\r\n }\r\n\r\n const deltaAbsSize = {\r\n w: abs(deltaSize.w),\r\n h: abs(deltaSize.h),\r\n };\r\n const deltaAbsRatio = {\r\n w: abs(round(sizeNew.w / (size.w / 100.0))),\r\n h: abs(round(sizeNew.h / (size.h / 100.0))),\r\n };\r\n const dprNew = getWindowDPR();\r\n const deltaIsBigger = deltaAbsSize.w > 2 && deltaAbsSize.h > 2;\r\n const difference = !diffBiggerThanOne(deltaAbsRatio.w, deltaAbsRatio.h);\r\n const dprChanged = dprNew !== dpr && dprNew > 0;\r\n const isZoom = deltaIsBigger && difference && dprChanged;\r\n\r\n if (isZoom) {\r\n const [scrollbarSize, scrollbarSizeChanged] = updateNativeScrollbarSizeCache();\r\n\r\n assignDeep(envInstance._nativeScrollbarsSize, scrollbarSize); // keep the object same!\r\n\r\n if (scrollbarSizeChanged) {\r\n triggerEvent();\r\n }\r\n }\r\n\r\n size = sizeNew;\r\n dpr = dprNew;\r\n };\r\n },\r\n },\r\n};\r\n","import {\r\n createDOM,\r\n addClass,\r\n style,\r\n appendChildren,\r\n fractionalSize,\r\n clientSize,\r\n absoluteCoordinates,\r\n offsetSize,\r\n scrollLeft,\r\n XY,\r\n removeAttr,\r\n removeElements,\r\n equalBCRWH,\r\n getBoundingClientRect,\r\n assignDeep,\r\n cssProperty,\r\n createCache,\r\n equalXY,\r\n createEventListenerHub,\r\n EventListener,\r\n} from 'support';\r\nimport {\r\n classNameEnvironment,\r\n classNameEnvironmentFlexboxGlue,\r\n classNameEnvironmentFlexboxGlueMax,\r\n classNameViewportScrollbarHidden,\r\n} from 'classnames';\r\nimport { Options, defaultOptions } from 'options';\r\nimport { DeepPartial } from 'typings';\r\nimport { Initialization } from 'initialization';\r\nimport { getPlugins, ScrollbarsHidingPluginInstance, scrollbarsHidingPluginName } from 'plugins';\r\n\r\ntype EnvironmentEventMap = {\r\n _: [];\r\n};\r\n\r\nexport interface InternalEnvironment {\r\n readonly _nativeScrollbarsSize: XY;\r\n readonly _nativeScrollbarsOverlaid: XY;\r\n readonly _nativeScrollbarsHiding: boolean;\r\n readonly _rtlScrollBehavior: { n: boolean; i: boolean };\r\n readonly _flexboxGlue: boolean;\r\n readonly _cssCustomProperties: boolean;\r\n readonly _staticDefaultInitialization: Initialization;\r\n readonly _staticDefaultOptions: Options;\r\n _addListener(listener: EventListener): () => void;\r\n _getDefaultInitialization(): Initialization;\r\n _setDefaultInitialization(newInitialization: DeepPartial): void;\r\n _getDefaultOptions(): Options;\r\n _setDefaultOptions(newDefaultOptions: DeepPartial): void;\r\n}\r\n\r\nlet environmentInstance: InternalEnvironment;\r\n\r\nconst getNativeScrollbarSize = (\r\n body: HTMLElement,\r\n measureElm: HTMLElement,\r\n measureElmChild: HTMLElement,\r\n clear?: boolean\r\n): XY => {\r\n appendChildren(body, measureElm);\r\n\r\n const cSize = clientSize(measureElm);\r\n const oSize = offsetSize(measureElm);\r\n const fSize = fractionalSize(measureElmChild);\r\n\r\n clear && removeElements(measureElm);\r\n\r\n return {\r\n x: oSize.h - cSize.h + fSize.h,\r\n y: oSize.w - cSize.w + fSize.w,\r\n };\r\n};\r\n\r\nconst getNativeScrollbarsHiding = (testElm: HTMLElement): boolean => {\r\n let result = false;\r\n const revertClass = addClass(testElm, classNameViewportScrollbarHidden);\r\n try {\r\n result =\r\n style(testElm, cssProperty('scrollbar-width')) === 'none' ||\r\n window.getComputedStyle(testElm, '::-webkit-scrollbar').getPropertyValue('display') ===\r\n 'none';\r\n } catch (ex) {}\r\n revertClass();\r\n return result;\r\n};\r\n\r\nconst getRtlScrollBehavior = (\r\n parentElm: HTMLElement,\r\n childElm: HTMLElement\r\n): { i: boolean; n: boolean } => {\r\n const strHidden = 'hidden';\r\n style(parentElm, { overflowX: strHidden, overflowY: strHidden, direction: 'rtl' });\r\n scrollLeft(parentElm, 0);\r\n\r\n const parentOffset = absoluteCoordinates(parentElm);\r\n const childOffset = absoluteCoordinates(childElm);\r\n scrollLeft(parentElm, -999); // https://github.com/KingSora/OverlayScrollbars/issues/187\r\n const childOffsetAfterScroll = absoluteCoordinates(childElm);\r\n return {\r\n /**\r\n * origin direction = determines if the zero scroll position is on the left or right side\r\n * 'i' means 'invert' (i === true means that the axis must be inverted to be correct)\r\n * true = on the left side\r\n * false = on the right side\r\n */\r\n i: parentOffset.x === childOffset.x,\r\n /**\r\n * negative = determines if the maximum scroll is positive or negative\r\n * 'n' means 'negate' (n === true means that the axis must be negated to be correct)\r\n * true = negative\r\n * false = positive\r\n */\r\n n: childOffset.x !== childOffsetAfterScroll.x,\r\n };\r\n};\r\n\r\nconst getFlexboxGlue = (parentElm: HTMLElement, childElm: HTMLElement): boolean => {\r\n const revertFbxGlue = addClass(parentElm, classNameEnvironmentFlexboxGlue);\r\n const minOffsetsizeParent = getBoundingClientRect(parentElm);\r\n const minOffsetsize = getBoundingClientRect(childElm);\r\n const supportsMin = equalBCRWH(minOffsetsize, minOffsetsizeParent, true);\r\n\r\n const revertFbxGlueMax = addClass(parentElm, classNameEnvironmentFlexboxGlueMax);\r\n const maxOffsetsizeParent = getBoundingClientRect(parentElm);\r\n const maxOffsetsize = getBoundingClientRect(childElm);\r\n const supportsMax = equalBCRWH(maxOffsetsize, maxOffsetsizeParent, true);\r\n\r\n revertFbxGlue();\r\n revertFbxGlueMax();\r\n\r\n return supportsMin && supportsMax;\r\n};\r\n\r\nconst createEnvironment = (): InternalEnvironment => {\r\n const { body } = document;\r\n const envDOM = createDOM(`
`);\r\n const envElm = envDOM[0] as HTMLElement;\r\n const envChildElm = envElm.firstChild as HTMLElement;\r\n const [addEvent, , triggerEvent] = createEventListenerHub();\r\n const [updateNativeScrollbarSizeCache, getNativeScrollbarSizeCache] = createCache(\r\n {\r\n _initialValue: getNativeScrollbarSize(body, envElm, envChildElm),\r\n _equal: equalXY,\r\n },\r\n getNativeScrollbarSize.bind(0, body, envElm, envChildElm, true)\r\n );\r\n const [nativeScrollbarsSize] = getNativeScrollbarSizeCache();\r\n const nativeScrollbarsHiding = getNativeScrollbarsHiding(envElm);\r\n const nativeScrollbarsOverlaid = {\r\n x: nativeScrollbarsSize.x === 0,\r\n y: nativeScrollbarsSize.y === 0,\r\n };\r\n const staticDefaultInitialization: Initialization = {\r\n host: null,\r\n padding: !nativeScrollbarsHiding,\r\n viewport: (target) => nativeScrollbarsHiding && target === target.ownerDocument.body && target,\r\n content: false,\r\n scrollbarsSlot: true,\r\n cancel: {\r\n nativeScrollbarsOverlaid: true,\r\n body: null,\r\n },\r\n };\r\n const staticDefaultOptions = assignDeep({}, defaultOptions);\r\n\r\n const env: InternalEnvironment = {\r\n _nativeScrollbarsSize: nativeScrollbarsSize,\r\n _nativeScrollbarsOverlaid: nativeScrollbarsOverlaid,\r\n _nativeScrollbarsHiding: nativeScrollbarsHiding,\r\n _cssCustomProperties: style(envElm, 'zIndex') === '-1',\r\n _rtlScrollBehavior: getRtlScrollBehavior(envElm, envChildElm),\r\n _flexboxGlue: getFlexboxGlue(envElm, envChildElm),\r\n _addListener: (listener) => addEvent('_', listener),\r\n _getDefaultInitialization: assignDeep.bind(\r\n 0,\r\n {} as Initialization,\r\n staticDefaultInitialization\r\n ),\r\n _setDefaultInitialization(newInitializationStrategy) {\r\n assignDeep(staticDefaultInitialization, newInitializationStrategy);\r\n },\r\n _getDefaultOptions: assignDeep.bind(0, {} as Options, staticDefaultOptions),\r\n _setDefaultOptions(newDefaultOptions) {\r\n assignDeep(staticDefaultOptions, newDefaultOptions);\r\n },\r\n _staticDefaultInitialization: assignDeep({}, staticDefaultInitialization),\r\n _staticDefaultOptions: assignDeep({}, staticDefaultOptions),\r\n };\r\n\r\n removeAttr(envElm, 'style');\r\n removeElements(envElm);\r\n\r\n if (!nativeScrollbarsHiding && (!nativeScrollbarsOverlaid.x || !nativeScrollbarsOverlaid.y)) {\r\n let resizeFn: undefined | ReturnType;\r\n window.addEventListener('resize', () => {\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n\r\n resizeFn = resizeFn || (scrollbarsHidingPlugin && scrollbarsHidingPlugin._envWindowZoom());\r\n resizeFn && resizeFn(env, updateNativeScrollbarSizeCache, triggerEvent.bind(0, '_'));\r\n });\r\n }\r\n\r\n return env;\r\n};\r\n\r\nconst getEnvironment = (): InternalEnvironment => {\r\n if (!environmentInstance) {\r\n environmentInstance = createEnvironment();\r\n }\r\n return environmentInstance;\r\n};\r\n\r\nexport { getEnvironment };\r\n","import { isFunction, isHTMLElement, isNull, isUndefined } from 'support';\r\nimport type { StructureInitialization } from 'setups/structureSetup';\r\nimport type { ScrollbarsInitialization } from 'setups/scrollbarsSetup';\r\nimport { getEnvironment } from 'environment';\r\nimport { DeepPartial } from 'typings';\r\nimport { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\n\r\ntype StaticInitialization = HTMLElement | false | null;\r\ntype DynamicInitialization = HTMLElement | boolean | null;\r\n\r\nexport type InitializationTargetElement = HTMLElement | HTMLTextAreaElement;\r\n\r\nexport type Initialization = Omit &\r\n ScrollbarsInitialization & {\r\n cancel: {\r\n nativeScrollbarsOverlaid: boolean;\r\n body: boolean | null;\r\n };\r\n };\r\n\r\nexport type InitializationTargetObject = DeepPartial &\r\n Pick;\r\n\r\nexport type InitializationTarget = InitializationTargetElement | InitializationTargetObject;\r\n\r\n/**\r\n * Static elements MUST be present.\r\n * With false, null or undefined the element will be generated, otherwise the specified element is taken.\r\n */\r\nexport type StaticInitializationElement =\r\n | ((...args: Args) => StaticInitialization)\r\n | StaticInitialization;\r\n\r\n/**\r\n * Dynamic element CAN be present.\r\n * If its a element the element will be taken as the repsective element.\r\n * With true the element will be generated.\r\n * With false, null or undefined the element won't be generated.\r\n */\r\nexport type DynamicInitializationElement =\r\n | ((...args: Args) => DynamicInitialization)\r\n | DynamicInitialization;\r\n\r\nexport type FallbackInitializtationElement<\r\n InitElm extends StaticInitializationElement | DynamicInitializationElement\r\n> = Extract any> extends (...args: infer P) => any\r\n ? (...args: P) => HTMLElement\r\n : never;\r\n\r\nconst resolveInitialization = (value: any, args: any): T =>\r\n isFunction(value) ? value.apply(0, args) : value;\r\n\r\nconst staticInitializationElement = >(\r\n args: Parameters any>>,\r\n fallbackStaticInitializationElement: FallbackInitializtationElement,\r\n defaultStaticInitializationElementStrategy: T,\r\n staticInitializationElementValue?: T\r\n): HTMLElement => {\r\n const staticInitialization = isUndefined(staticInitializationElementValue)\r\n ? defaultStaticInitializationElementStrategy\r\n : staticInitializationElementValue;\r\n const resolvedInitialization = resolveInitialization(\r\n staticInitialization,\r\n args\r\n );\r\n return resolvedInitialization || fallbackStaticInitializationElement();\r\n};\r\n\r\nconst dynamicInitializationElement = >(\r\n args: Parameters any>>,\r\n fallbackDynamicInitializationElement: FallbackInitializtationElement,\r\n defaultDynamicInitializationElementStrategy: T,\r\n dynamicInitializationElementValue?: T\r\n): HTMLElement | false => {\r\n const dynamicInitialization = isUndefined(dynamicInitializationElementValue)\r\n ? defaultDynamicInitializationElementStrategy\r\n : dynamicInitializationElementValue;\r\n const resolvedInitialization = resolveInitialization(\r\n dynamicInitialization,\r\n args\r\n );\r\n return (\r\n !!resolvedInitialization &&\r\n (isHTMLElement(resolvedInitialization)\r\n ? resolvedInitialization\r\n : fallbackDynamicInitializationElement())\r\n );\r\n};\r\n\r\nconst cancelInitialization = (\r\n cancelInitializationValue: DeepPartial | false | null | undefined,\r\n structureSetupElements: StructureSetupElementsObj\r\n): boolean => {\r\n const { nativeScrollbarsOverlaid, body } = cancelInitializationValue || {};\r\n const { _isBody, _viewportIsTarget } = structureSetupElements;\r\n const { _getDefaultInitialization, _nativeScrollbarsOverlaid } = getEnvironment();\r\n const { nativeScrollbarsOverlaid: defaultNativeScrollbarsOverlaid, body: defaultbody } =\r\n _getDefaultInitialization().cancel;\r\n\r\n const resolvedNativeScrollbarsOverlaid =\r\n nativeScrollbarsOverlaid ?? defaultNativeScrollbarsOverlaid;\r\n const resolvedDocumentScrollingElement = isUndefined(body) ? defaultbody : body;\r\n\r\n const finalNativeScrollbarsOverlaid =\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y) &&\r\n resolvedNativeScrollbarsOverlaid;\r\n const finalDocumentScrollingElement =\r\n _isBody &&\r\n (isNull(resolvedDocumentScrollingElement)\r\n ? !_viewportIsTarget\r\n : resolvedDocumentScrollingElement);\r\n\r\n return !!finalNativeScrollbarsOverlaid || !!finalDocumentScrollingElement;\r\n};\r\n\r\nexport { staticInitializationElement, dynamicInitializationElement, cancelInitialization };\r\n","import {\r\n isHTMLElement,\r\n appendChildren,\r\n createDiv,\r\n is,\r\n contents,\r\n insertAfter,\r\n addClass,\r\n parent,\r\n indexOf,\r\n removeElements,\r\n removeClass,\r\n hasClass,\r\n push,\r\n runEachAndClear,\r\n insertBefore,\r\n attr,\r\n keys,\r\n removeAttr,\r\n attrClass,\r\n hasAttrClass,\r\n noop,\r\n} from 'support';\r\nimport {\r\n dataAttributeHost,\r\n dataAttributeHostOverflowX,\r\n dataAttributeHostOverflowY,\r\n classNamePadding,\r\n classNameViewport,\r\n classNameContent,\r\n classNameViewportScrollbarHidden,\r\n} from 'classnames';\r\nimport { getEnvironment } from 'environment';\r\nimport { getPlugins, scrollbarsHidingPluginName } from 'plugins';\r\nimport type { ScrollbarsHidingPluginInstance } from 'plugins/scrollbarsHidingPlugin';\r\nimport {\r\n staticInitializationElement as generalStaticInitializationElement,\r\n dynamicInitializationElement as generalDynamicInitializationElement,\r\n} from 'initialization';\r\nimport type {\r\n InitializationTarget,\r\n InitializationTargetElement,\r\n InitializationTargetObject,\r\n} from 'initialization';\r\nimport type {\r\n StructureDynamicInitializationElement,\r\n StructureStaticInitializationElement,\r\n} from 'setups/structureSetup/structureSetup.initialization';\r\n\r\nexport type StructureSetupElements = [\r\n targetObj: StructureSetupElementsObj,\r\n appendElements: () => void,\r\n destroy: () => void\r\n];\r\n\r\nexport interface StructureSetupElementsObj {\r\n _target: InitializationTargetElement;\r\n _host: HTMLElement;\r\n _viewport: HTMLElement;\r\n _padding: HTMLElement | false;\r\n _content: HTMLElement | false;\r\n _viewportArrange: HTMLStyleElement | false | null | undefined;\r\n _scrollOffsetElement: HTMLElement;\r\n _scrollEventElement: HTMLElement | Document;\r\n // ctx ----\r\n _isTextarea: boolean;\r\n _isBody: boolean;\r\n _windowElm: Window;\r\n _documentElm: Document;\r\n _targetIsElm: boolean;\r\n _viewportIsTarget: boolean;\r\n _viewportHasClass: (className: string, attributeClassName: string) => boolean;\r\n _viewportAddRemoveClass: (className: string, attributeClassName: string, add?: boolean) => void;\r\n}\r\n\r\nconst createNewDiv = createDiv.bind(0, '');\r\n\r\nconst unwrap = (elm: HTMLElement | false | null | undefined) => {\r\n appendChildren(parent(elm), contents(elm));\r\n removeElements(elm);\r\n};\r\n\r\nconst addDataAttrHost = (elm: HTMLElement, value: string) => {\r\n attr(elm, dataAttributeHost, value);\r\n return removeAttr.bind(0, elm, dataAttributeHost);\r\n};\r\n\r\nexport const createStructureSetupElements = (\r\n target: InitializationTarget\r\n): StructureSetupElements => {\r\n const env = getEnvironment();\r\n const { _getDefaultInitialization, _nativeScrollbarsHiding } = env;\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n const createUniqueViewportArrangeElement =\r\n scrollbarsHidingPlugin && scrollbarsHidingPlugin._createUniqueViewportArrangeElement;\r\n const {\r\n host: defaultHostInitialization,\r\n viewport: defaultViewportInitialization,\r\n padding: defaultPaddingInitialization,\r\n content: defaultContentInitialization,\r\n } = _getDefaultInitialization();\r\n const targetIsElm = isHTMLElement(target);\r\n const targetStructureInitialization = (targetIsElm ? {} : target) as InitializationTargetObject;\r\n const {\r\n host: hostInitialization,\r\n padding: paddingInitialization,\r\n viewport: viewportInitialization,\r\n content: contentInitialization,\r\n } = targetStructureInitialization;\r\n\r\n const targetElement = targetIsElm ? target : targetStructureInitialization.target;\r\n const isTextarea = is(targetElement, 'textarea');\r\n const ownerDocument = targetElement.ownerDocument;\r\n const isBody = targetElement === ownerDocument.body;\r\n const wnd = ownerDocument.defaultView as Window;\r\n const staticInitializationElement =\r\n generalStaticInitializationElement.bind(0, [\r\n targetElement,\r\n ]);\r\n const dynamicInitializationElement =\r\n generalDynamicInitializationElement.bind(0, [\r\n targetElement,\r\n ]);\r\n const viewportElement = staticInitializationElement(\r\n createNewDiv,\r\n defaultViewportInitialization,\r\n viewportInitialization\r\n );\r\n const viewportIsTarget = viewportElement === targetElement;\r\n const viewportIsTargetBody = viewportIsTarget && isBody;\r\n const evaluatedTargetObj: StructureSetupElementsObj = {\r\n _target: targetElement,\r\n _host: isTextarea\r\n ? staticInitializationElement(createNewDiv, defaultHostInitialization, hostInitialization)\r\n : (targetElement as HTMLElement),\r\n _viewport: viewportElement,\r\n _padding:\r\n !viewportIsTarget &&\r\n dynamicInitializationElement(\r\n createNewDiv,\r\n defaultPaddingInitialization,\r\n paddingInitialization\r\n ),\r\n _content:\r\n !viewportIsTarget &&\r\n dynamicInitializationElement(\r\n createNewDiv,\r\n defaultContentInitialization,\r\n contentInitialization\r\n ),\r\n _viewportArrange:\r\n !viewportIsTarget &&\r\n !_nativeScrollbarsHiding &&\r\n createUniqueViewportArrangeElement &&\r\n createUniqueViewportArrangeElement(env),\r\n _scrollOffsetElement: viewportIsTargetBody ? ownerDocument.documentElement : viewportElement,\r\n _scrollEventElement: viewportIsTargetBody ? ownerDocument : viewportElement,\r\n _windowElm: wnd,\r\n _documentElm: ownerDocument,\r\n _isTextarea: isTextarea,\r\n _isBody: isBody,\r\n _targetIsElm: targetIsElm,\r\n _viewportIsTarget: viewportIsTarget,\r\n _viewportHasClass: (className: string, attributeClassName: string) =>\r\n viewportIsTarget\r\n ? hasAttrClass(viewportElement, dataAttributeHost, attributeClassName)\r\n : hasClass(viewportElement, className),\r\n _viewportAddRemoveClass: (className: string, attributeClassName: string, add?: boolean) =>\r\n viewportIsTarget\r\n ? attrClass(viewportElement, dataAttributeHost, attributeClassName, add)\r\n : (add ? addClass : removeClass)(viewportElement, className),\r\n };\r\n const generatedElements = keys(evaluatedTargetObj).reduce((arr, key: string) => {\r\n const value = evaluatedTargetObj[key];\r\n return push(arr, value && !parent(value) ? value : false);\r\n }, [] as HTMLElement[]);\r\n const elementIsGenerated = (elm: HTMLElement | false) =>\r\n elm ? indexOf(generatedElements, elm) > -1 : null;\r\n const { _target, _host, _padding, _viewport, _content, _viewportArrange } = evaluatedTargetObj;\r\n const destroyFns: (() => any)[] = [];\r\n const isTextareaHostGenerated = isTextarea && elementIsGenerated(_host);\r\n let targetContents = isTextarea\r\n ? _target\r\n : contents(\r\n [_content, _viewport, _padding, _host, _target].find(\r\n (elm) => elementIsGenerated(elm) === false\r\n )\r\n );\r\n const contentSlot = _content || _viewport;\r\n const appendElements = () => {\r\n const removeHostDataAttr = addDataAttrHost(_host, viewportIsTarget ? 'viewport' : 'host');\r\n const removePaddingClass = addClass(_padding, classNamePadding);\r\n const removeViewportClass = addClass(_viewport, !viewportIsTarget && classNameViewport);\r\n const removeContentClass = addClass(_content, classNameContent);\r\n const removeHtmlClass = viewportIsTargetBody\r\n ? addClass(parent(targetElement), classNameViewportScrollbarHidden)\r\n : noop;\r\n\r\n // only insert host for textarea after target if it was generated\r\n if (isTextareaHostGenerated) {\r\n insertAfter(_target, _host);\r\n\r\n push(destroyFns, () => {\r\n insertAfter(_host, _target);\r\n removeElements(_host);\r\n });\r\n }\r\n\r\n appendChildren(contentSlot, targetContents);\r\n appendChildren(_host, _padding);\r\n appendChildren(_padding || _host, !viewportIsTarget && _viewport);\r\n appendChildren(_viewport, _content);\r\n\r\n push(destroyFns, () => {\r\n removeHtmlClass();\r\n removeHostDataAttr();\r\n removeAttr(_viewport, dataAttributeHostOverflowX);\r\n removeAttr(_viewport, dataAttributeHostOverflowY);\r\n\r\n if (elementIsGenerated(_content)) {\r\n unwrap(_content);\r\n }\r\n if (elementIsGenerated(_viewport)) {\r\n unwrap(_viewport);\r\n }\r\n if (elementIsGenerated(_padding)) {\r\n unwrap(_padding);\r\n }\r\n removePaddingClass();\r\n removeViewportClass();\r\n removeContentClass();\r\n });\r\n\r\n if (_nativeScrollbarsHiding && !viewportIsTarget) {\r\n push(destroyFns, removeClass.bind(0, _viewport, classNameViewportScrollbarHidden));\r\n }\r\n if (_viewportArrange) {\r\n insertBefore(_viewport, _viewportArrange);\r\n push(destroyFns, removeElements.bind(0, _viewportArrange));\r\n }\r\n\r\n // @ts-ignore\r\n targetContents = 0;\r\n };\r\n\r\n return [evaluatedTargetObj, appendElements, runEachAndClear.bind(0, destroyFns)];\r\n};\r\n","import { style } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\n/**\r\n * Lifecycle with the responsibility to adjust the trinsic behavior of the content element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createTrinsicUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const { _content } = structureSetupElements;\r\n const [getState] = state;\r\n\r\n return (updateHints) => {\r\n const { _flexboxGlue } = getEnvironment();\r\n const { _heightIntrinsic } = getState();\r\n const { _heightIntrinsicChanged } = updateHints;\r\n const heightIntrinsicChanged = (_content || !_flexboxGlue) && _heightIntrinsicChanged;\r\n\r\n if (heightIntrinsicChanged) {\r\n style(_content, {\r\n height: _heightIntrinsic ? '' : '100%',\r\n });\r\n }\r\n\r\n return {\r\n _sizeChanged: heightIntrinsicChanged,\r\n _contentMutation: heightIntrinsicChanged,\r\n };\r\n };\r\n};\r\n","import { createCache, topRightBottomLeft, equalTRBL, style, assignDeep } from 'support';\r\nimport { StyleObject } from 'typings';\r\nimport { getEnvironment } from 'environment';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\n/**\r\n * Lifecycle with the responsibility to adjust the padding styling of the padding and viewport element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createPaddingUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const [getState, setState] = state;\r\n const { _host, _padding, _viewport, _viewportIsTarget: _isSingleElm } = structureSetupElements;\r\n const [updatePaddingCache, currentPaddingCache] = createCache(\r\n {\r\n _equal: equalTRBL,\r\n _initialValue: topRightBottomLeft(),\r\n },\r\n topRightBottomLeft.bind(0, _host, 'padding', '')\r\n );\r\n\r\n return (updateHints, checkOption, force) => {\r\n let [padding, paddingChanged] = currentPaddingCache(force);\r\n const { _nativeScrollbarsHiding: _nativeScrollbarStyling, _flexboxGlue } = getEnvironment();\r\n const { _directionIsRTL } = getState();\r\n const { _sizeChanged, _contentMutation, _directionChanged } = updateHints;\r\n const [paddingAbsolute, paddingAbsoluteChanged] = checkOption('paddingAbsolute');\r\n const contentMutation = !_flexboxGlue && _contentMutation;\r\n\r\n if (_sizeChanged || paddingChanged || contentMutation) {\r\n [padding, paddingChanged] = updatePaddingCache(force);\r\n }\r\n\r\n const paddingStyleChanged =\r\n !_isSingleElm && (paddingAbsoluteChanged || _directionChanged || paddingChanged);\r\n\r\n if (paddingStyleChanged) {\r\n // if there is no padding element and no scrollbar styling, paddingAbsolute isn't supported\r\n const paddingRelative = !paddingAbsolute || (!_padding && !_nativeScrollbarStyling);\r\n const paddingHorizontal = padding.r + padding.l;\r\n const paddingVertical = padding.t + padding.b;\r\n\r\n const paddingStyle: StyleObject = {\r\n marginRight: paddingRelative && !_directionIsRTL ? -paddingHorizontal : 0,\r\n marginBottom: paddingRelative ? -paddingVertical : 0,\r\n marginLeft: paddingRelative && _directionIsRTL ? -paddingHorizontal : 0,\r\n top: paddingRelative ? -padding.t : 0,\r\n right: paddingRelative ? (_directionIsRTL ? -padding.r : 'auto') : 0,\r\n left: paddingRelative ? (_directionIsRTL ? 'auto' : -padding.l) : 0,\r\n width: paddingRelative ? `calc(100% + ${paddingHorizontal}px)` : '',\r\n };\r\n const viewportStyle: StyleObject = {\r\n paddingTop: paddingRelative ? padding.t : 0,\r\n paddingRight: paddingRelative ? padding.r : 0,\r\n paddingBottom: paddingRelative ? padding.b : 0,\r\n paddingLeft: paddingRelative ? padding.l : 0,\r\n };\r\n\r\n // if there is no padding element apply the style to the viewport element instead\r\n style(_padding || _viewport, paddingStyle);\r\n style(_viewport, viewportStyle);\r\n\r\n setState({\r\n _padding: padding,\r\n _paddingAbsolute: !paddingRelative,\r\n _viewportPaddingStyle: _padding\r\n ? viewportStyle\r\n : assignDeep({}, paddingStyle, viewportStyle),\r\n });\r\n }\r\n\r\n return {\r\n _paddingStyleChanged: paddingStyleChanged,\r\n };\r\n };\r\n};\r\n","import {\r\n createCache,\r\n attr,\r\n WH,\r\n XY,\r\n style,\r\n scrollSize,\r\n fractionalSize,\r\n equalWH,\r\n addClass,\r\n removeClass,\r\n clientSize,\r\n equalXY,\r\n attrClass,\r\n noop,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n classNameViewportScrollbarHidden,\r\n classNameOverflowVisible,\r\n dataAttributeHost,\r\n dataAttributeHostOverflowX,\r\n dataAttributeHostOverflowY,\r\n dataValueHostScrollbarHidden,\r\n dataValueHostOverflowVisible,\r\n} from 'classnames';\r\nimport { getPlugins, scrollbarsHidingPluginName } from 'plugins';\r\nimport type {\r\n ScrollbarsHidingPluginInstance,\r\n ArrangeViewport,\r\n UndoArrangeViewport,\r\n} from 'plugins/scrollbarsHidingPlugin';\r\nimport type { StyleObject, OverflowStyle } from 'typings';\r\nimport type { OverflowBehavior } from 'options';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\nexport interface ViewportOverflowState {\r\n _scrollbarsHideOffset: XY;\r\n _scrollbarsHideOffsetArrange: XY;\r\n _overflowScroll: XY;\r\n _overflowStyle: XY;\r\n}\r\n\r\nexport type GetViewportOverflowState = (\r\n showNativeOverlaidScrollbars: boolean,\r\n viewportStyleObj?: StyleObject\r\n) => ViewportOverflowState;\r\n\r\nexport type HideNativeScrollbars = (\r\n viewportOverflowState: ViewportOverflowState,\r\n directionIsRTL: boolean,\r\n viewportArrange: boolean,\r\n viewportStyleObj: StyleObject\r\n) => void;\r\n\r\nconst { max } = Math;\r\nconst max0 = max.bind(0, 0);\r\nconst strVisible = 'visible';\r\nconst strHidden = 'hidden';\r\nconst overlaidScrollbarsHideOffset = 42;\r\nconst whCacheOptions = {\r\n _equal: equalWH,\r\n _initialValue: { w: 0, h: 0 },\r\n};\r\nconst xyCacheOptions = {\r\n _equal: equalXY,\r\n _initialValue: { x: strHidden, y: strHidden } as XY,\r\n};\r\n\r\nconst getOverflowAmount = (viewportScrollSize: WH, viewportClientSize: WH) => {\r\n const tollerance = window.devicePixelRatio % 1 !== 0 ? 1 : 0;\r\n const amount = {\r\n w: max0(viewportScrollSize.w - viewportClientSize.w),\r\n h: max0(viewportScrollSize.h - viewportClientSize.h),\r\n };\r\n\r\n return {\r\n w: amount.w > tollerance ? amount.w : 0,\r\n h: amount.h > tollerance ? amount.h : 0,\r\n };\r\n};\r\n\r\nconst conditionalClass = (\r\n elm: Element | false | null | undefined,\r\n classNames: string,\r\n add: boolean\r\n) => (add ? addClass(elm, classNames) : removeClass(elm, classNames));\r\n\r\nconst overflowIsVisible = (overflowBehavior: string) => overflowBehavior.indexOf(strVisible) === 0;\r\n\r\n/**\r\n * Lifecycle with the responsibility to set the correct overflow and scrollbar hiding styles of the viewport element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createOverflowUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const [getState, setState] = state;\r\n const {\r\n _host,\r\n _padding,\r\n _viewport,\r\n _viewportArrange,\r\n _viewportIsTarget,\r\n _viewportAddRemoveClass,\r\n _isBody,\r\n _windowElm,\r\n } = structureSetupElements;\r\n const {\r\n _nativeScrollbarsSize,\r\n _flexboxGlue,\r\n _nativeScrollbarsHiding,\r\n _nativeScrollbarsOverlaid,\r\n } = getEnvironment();\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n const doViewportArrange =\r\n !_viewportIsTarget &&\r\n !_nativeScrollbarsHiding &&\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n const viewportIsTargetBody = _isBody && _viewportIsTarget;\r\n\r\n const [updateSizeFraction, getCurrentSizeFraction] = createCache>(\r\n whCacheOptions,\r\n fractionalSize.bind(0, _viewport)\r\n );\r\n\r\n const [updateViewportScrollSizeCache, getCurrentViewportScrollSizeCache] = createCache<\r\n WH\r\n >(whCacheOptions, scrollSize.bind(0, _viewport));\r\n\r\n const [updateOverflowAmountCache, getCurrentOverflowAmountCache] =\r\n createCache>(whCacheOptions);\r\n\r\n const [updateOverflowEdge, getCurrentOverflowEdgeCache] = createCache>(whCacheOptions);\r\n\r\n const [updateOverflowStyleCache] = createCache>(xyCacheOptions);\r\n\r\n /**\r\n * Applies a fixed height to the viewport so it can't overflow or underflow the host element.\r\n * @param viewportOverflowState The current overflow state.\r\n * @param heightIntrinsic Whether the host height is intrinsic or not.\r\n */\r\n const fixFlexboxGlue = (\r\n viewportOverflowState: ViewportOverflowState,\r\n heightIntrinsic: boolean\r\n ) => {\r\n style(_viewport, {\r\n height: '',\r\n });\r\n\r\n if (heightIntrinsic) {\r\n const { _paddingAbsolute, _padding: padding } = getState();\r\n const { _overflowScroll, _scrollbarsHideOffset } = viewportOverflowState;\r\n const fSize = fractionalSize(_host);\r\n const hostClientSize = clientSize(_host);\r\n\r\n // padding subtraction is only needed if padding is absolute or if viewport is content-box\r\n const isContentBox = style(_viewport, 'boxSizing') === 'content-box';\r\n const paddingVertical = _paddingAbsolute || isContentBox ? padding.b + padding.t : 0;\r\n const subtractXScrollbar = !(_nativeScrollbarsOverlaid.x && isContentBox);\r\n\r\n style(_viewport, {\r\n height:\r\n hostClientSize.h +\r\n fSize.h +\r\n (_overflowScroll.x && subtractXScrollbar ? _scrollbarsHideOffset.x : 0) -\r\n paddingVertical,\r\n });\r\n }\r\n };\r\n\r\n /**\r\n * Gets the current overflow state of the viewport.\r\n * @param showNativeOverlaidScrollbars Whether native overlaid scrollbars are shown instead of hidden.\r\n * @param viewportStyleObj The viewport style object where the overflow scroll property can be read of, or undefined if shall be determined.\r\n * @returns A object which contains informations about the current overflow state.\r\n */\r\n const getViewportOverflowState: GetViewportOverflowState = (\r\n showNativeOverlaidScrollbars,\r\n viewportStyleObj?\r\n ) => {\r\n const arrangeHideOffset =\r\n !_nativeScrollbarsHiding && !showNativeOverlaidScrollbars ? overlaidScrollbarsHideOffset : 0;\r\n const getStatePerAxis = (\r\n styleKey: string,\r\n isOverlaid: boolean,\r\n nativeScrollbarSize: number\r\n ) => {\r\n const overflowStyle = style(_viewport, styleKey);\r\n // can't do something like \"viewportStyleObj && viewportStyleObj[styleKey] || overflowStyle\" here!\r\n const objectPrefferedOverflowStyle = viewportStyleObj\r\n ? viewportStyleObj[styleKey]\r\n : overflowStyle;\r\n const overflowScroll = objectPrefferedOverflowStyle === 'scroll';\r\n const nonScrollbarStylingHideOffset = isOverlaid ? arrangeHideOffset : nativeScrollbarSize;\r\n const scrollbarsHideOffset =\r\n overflowScroll && !_nativeScrollbarsHiding ? nonScrollbarStylingHideOffset : 0;\r\n const scrollbarsHideOffsetArrange = isOverlaid && !!arrangeHideOffset;\r\n\r\n return [overflowStyle, overflowScroll, scrollbarsHideOffset, scrollbarsHideOffsetArrange] as [\r\n overflowStyle: OverflowStyle,\r\n overflowScroll: boolean,\r\n scrollbarsHideOffset: number,\r\n scrollbarsHideOffsetArrange: boolean\r\n ];\r\n };\r\n\r\n const [xOverflowStyle, xOverflowScroll, xScrollbarsHideOffset, xScrollbarsHideOffsetArrange] =\r\n getStatePerAxis('overflowX', _nativeScrollbarsOverlaid.x, _nativeScrollbarsSize.x);\r\n const [yOverflowStyle, yOverflowScroll, yScrollbarsHideOffset, yScrollbarsHideOffsetArrange] =\r\n getStatePerAxis('overflowY', _nativeScrollbarsOverlaid.y, _nativeScrollbarsSize.y);\r\n\r\n return {\r\n _overflowStyle: {\r\n x: xOverflowStyle,\r\n y: yOverflowStyle,\r\n },\r\n _overflowScroll: {\r\n x: xOverflowScroll,\r\n y: yOverflowScroll,\r\n },\r\n _scrollbarsHideOffset: {\r\n x: xScrollbarsHideOffset,\r\n y: yScrollbarsHideOffset,\r\n },\r\n _scrollbarsHideOffsetArrange: {\r\n x: xScrollbarsHideOffsetArrange,\r\n y: yScrollbarsHideOffsetArrange,\r\n },\r\n };\r\n };\r\n\r\n /**\r\n * Sets the overflow property of the viewport and calculates the a overflow state according to the new parameters.\r\n * @param showNativeOverlaidScrollbars Whether to show natively overlaid scrollbars.\r\n * @param overflowAmount The overflow amount.\r\n * @param overflow The overflow behavior according to the options.\r\n * @param viewportStyleObj The viewport style object to which the overflow style shall be applied.\r\n * @returns A object which represents the newly set overflow state.\r\n */\r\n const setViewportOverflowState = (\r\n showNativeOverlaidScrollbars: boolean,\r\n hasOverflow: XY,\r\n overflowOption: XY,\r\n viewportStyleObj: StyleObject\r\n ): ViewportOverflowState => {\r\n const setAxisOverflowStyle = (behavior: OverflowBehavior, hasOverflowAxis: boolean) => {\r\n const overflowVisible = overflowIsVisible(behavior);\r\n const overflowVisibleBehavior =\r\n (hasOverflowAxis && overflowVisible && behavior.replace(`${strVisible}-`, '')) || '';\r\n return [\r\n hasOverflowAxis && !overflowVisible ? behavior : '',\r\n overflowIsVisible(overflowVisibleBehavior) ? 'hidden' : overflowVisibleBehavior,\r\n ];\r\n };\r\n\r\n const [overflowX, visibleBehaviorX] = setAxisOverflowStyle(overflowOption.x, hasOverflow.x);\r\n const [overflowY, visibleBehaviorY] = setAxisOverflowStyle(overflowOption.y, hasOverflow.y);\r\n\r\n viewportStyleObj.overflowX = visibleBehaviorX && overflowY ? visibleBehaviorX : overflowX;\r\n viewportStyleObj.overflowY = visibleBehaviorY && overflowX ? visibleBehaviorY : overflowY;\r\n\r\n return getViewportOverflowState(showNativeOverlaidScrollbars, viewportStyleObj);\r\n };\r\n\r\n /**\r\n * Hides the native scrollbars according to the passed parameters.\r\n * @param viewportOverflowState The viewport overflow state.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @param viewportArrange Whether special styles related to the viewport arrange strategy shall be applied.\r\n * @param viewportStyleObj The viewport style object to which the needed styles shall be applied.\r\n */\r\n const hideNativeScrollbars: HideNativeScrollbars = (\r\n viewportOverflowState,\r\n directionIsRTL,\r\n viewportArrange,\r\n viewportStyleObj\r\n ) => {\r\n const { _scrollbarsHideOffset, _scrollbarsHideOffsetArrange } = viewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const { x: hideOffsetX, y: hideOffsetY } = _scrollbarsHideOffset;\r\n const { _viewportPaddingStyle: viewportPaddingStyle } = getState();\r\n const horizontalMarginKey: keyof StyleObject = directionIsRTL ? 'marginLeft' : 'marginRight';\r\n const viewportHorizontalPaddingKey: keyof StyleObject = directionIsRTL\r\n ? 'paddingLeft'\r\n : 'paddingRight';\r\n const horizontalMarginValue = viewportPaddingStyle[horizontalMarginKey] as number;\r\n const verticalMarginValue = viewportPaddingStyle.marginBottom as number;\r\n const horizontalPaddingValue = viewportPaddingStyle[viewportHorizontalPaddingKey] as number;\r\n const verticalPaddingValue = viewportPaddingStyle.paddingBottom as number;\r\n\r\n // horizontal\r\n viewportStyleObj.width = `calc(100% + ${hideOffsetY + horizontalMarginValue * -1}px)`;\r\n viewportStyleObj[horizontalMarginKey] = -hideOffsetY + horizontalMarginValue;\r\n\r\n // vertical\r\n viewportStyleObj.marginBottom = -hideOffsetX + verticalMarginValue;\r\n\r\n // viewport arrange additional styles\r\n if (viewportArrange) {\r\n viewportStyleObj[viewportHorizontalPaddingKey] =\r\n horizontalPaddingValue + (arrangeY ? hideOffsetY : 0);\r\n viewportStyleObj.paddingBottom = verticalPaddingValue + (arrangeX ? hideOffsetX : 0);\r\n }\r\n };\r\n\r\n const [arrangeViewport, undoViewportArrange] = scrollbarsHidingPlugin\r\n ? scrollbarsHidingPlugin._overflowUpdateSegment(\r\n doViewportArrange,\r\n _flexboxGlue,\r\n _viewport,\r\n _viewportArrange,\r\n getState,\r\n getViewportOverflowState,\r\n hideNativeScrollbars\r\n )\r\n : [(() => doViewportArrange) as ArrangeViewport, (() => [noop]) as UndoArrangeViewport];\r\n\r\n return (updateHints, checkOption, force) => {\r\n const {\r\n _sizeChanged,\r\n _hostMutation,\r\n _contentMutation,\r\n _paddingStyleChanged,\r\n _heightIntrinsicChanged,\r\n _directionChanged,\r\n } = updateHints;\r\n const { _heightIntrinsic, _directionIsRTL } = getState();\r\n const [showNativeOverlaidScrollbarsOption, showNativeOverlaidScrollbarsChanged] =\r\n checkOption('showNativeOverlaidScrollbars');\r\n const [overflow, overflowChanged] = checkOption>('overflow');\r\n\r\n const showNativeOverlaidScrollbars =\r\n showNativeOverlaidScrollbarsOption &&\r\n _nativeScrollbarsOverlaid.x &&\r\n _nativeScrollbarsOverlaid.y;\r\n const adjustFlexboxGlue =\r\n !_viewportIsTarget &&\r\n !_flexboxGlue &&\r\n (_sizeChanged ||\r\n _contentMutation ||\r\n _hostMutation ||\r\n showNativeOverlaidScrollbarsChanged ||\r\n _heightIntrinsicChanged);\r\n const overflowXVisible = overflowIsVisible(overflow.x);\r\n const overflowYVisible = overflowIsVisible(overflow.y);\r\n const overflowVisible = overflowXVisible || overflowYVisible;\r\n\r\n let sizeFractionCache = getCurrentSizeFraction(force);\r\n let viewportScrollSizeCache = getCurrentViewportScrollSizeCache(force);\r\n let overflowAmuntCache = getCurrentOverflowAmountCache(force);\r\n let overflowEdgeCache = getCurrentOverflowEdgeCache(force);\r\n\r\n let preMeasureViewportOverflowState: ViewportOverflowState | undefined;\r\n\r\n if (showNativeOverlaidScrollbarsChanged && _nativeScrollbarsHiding) {\r\n _viewportAddRemoveClass(\r\n classNameViewportScrollbarHidden,\r\n dataValueHostScrollbarHidden,\r\n !showNativeOverlaidScrollbars\r\n );\r\n }\r\n\r\n if (adjustFlexboxGlue) {\r\n preMeasureViewportOverflowState = getViewportOverflowState(showNativeOverlaidScrollbars);\r\n fixFlexboxGlue(preMeasureViewportOverflowState, _heightIntrinsic);\r\n }\r\n\r\n if (\r\n _sizeChanged ||\r\n _paddingStyleChanged ||\r\n _contentMutation ||\r\n _directionChanged ||\r\n showNativeOverlaidScrollbarsChanged\r\n ) {\r\n if (overflowVisible) {\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible, false);\r\n }\r\n\r\n const [redoViewportArrange, undoViewportArrangeOverflowState] = undoViewportArrange(\r\n showNativeOverlaidScrollbars,\r\n _directionIsRTL,\r\n preMeasureViewportOverflowState\r\n );\r\n const [sizeFraction, sizeFractionChanged] = (sizeFractionCache = updateSizeFraction(force));\r\n const [viewportScrollSize, viewportScrollSizeChanged] = (viewportScrollSizeCache =\r\n updateViewportScrollSizeCache(force));\r\n const viewportclientSize = clientSize(_viewport);\r\n let arrangedViewportScrollSize = viewportScrollSize;\r\n let arrangedViewportClientSize = viewportclientSize;\r\n\r\n redoViewportArrange();\r\n\r\n // if re measure is required (only required if content arrange strategy is used)\r\n if (\r\n (viewportScrollSizeChanged || sizeFractionChanged || showNativeOverlaidScrollbarsChanged) &&\r\n undoViewportArrangeOverflowState &&\r\n !showNativeOverlaidScrollbars &&\r\n arrangeViewport(\r\n undoViewportArrangeOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n _directionIsRTL\r\n )\r\n ) {\r\n arrangedViewportClientSize = clientSize(_viewport);\r\n arrangedViewportScrollSize = scrollSize(_viewport);\r\n }\r\n\r\n const overflowAmountScrollSize = {\r\n w: max0(max(viewportScrollSize.w, arrangedViewportScrollSize.w) + sizeFraction.w),\r\n h: max0(max(viewportScrollSize.h, arrangedViewportScrollSize.h) + sizeFraction.h),\r\n };\r\n const overflowAmountClientSize = {\r\n w: max0(\r\n viewportIsTargetBody\r\n ? _windowElm.innerWidth\r\n : arrangedViewportClientSize.w +\r\n max0(viewportclientSize.w - viewportScrollSize.w) +\r\n sizeFraction.w\r\n ),\r\n h: max0(\r\n viewportIsTargetBody\r\n ? _windowElm.innerHeight\r\n : arrangedViewportClientSize.h +\r\n max0(viewportclientSize.h - viewportScrollSize.h) +\r\n sizeFraction.h\r\n ),\r\n };\r\n\r\n overflowEdgeCache = updateOverflowEdge(overflowAmountClientSize);\r\n overflowAmuntCache = updateOverflowAmountCache(\r\n getOverflowAmount(overflowAmountScrollSize, overflowAmountClientSize),\r\n force\r\n );\r\n }\r\n\r\n const [overflowEdge, overflowEdgeChanged] = overflowEdgeCache;\r\n const [overflowAmount, overflowAmountChanged] = overflowAmuntCache;\r\n const [viewportScrollSize, viewportScrollSizeChanged] = viewportScrollSizeCache;\r\n const [sizeFraction, sizeFractionChanged] = sizeFractionCache;\r\n const hasOverflow = {\r\n x: overflowAmount.w > 0,\r\n y: overflowAmount.h > 0,\r\n };\r\n const removeClipping =\r\n (overflowXVisible && overflowYVisible && (hasOverflow.x || hasOverflow.y)) ||\r\n (overflowXVisible && hasOverflow.x && !hasOverflow.y) ||\r\n (overflowYVisible && hasOverflow.y && !hasOverflow.x);\r\n\r\n if (\r\n _paddingStyleChanged ||\r\n _directionChanged ||\r\n sizeFractionChanged ||\r\n viewportScrollSizeChanged ||\r\n overflowEdgeChanged ||\r\n overflowAmountChanged ||\r\n overflowChanged ||\r\n showNativeOverlaidScrollbarsChanged ||\r\n adjustFlexboxGlue\r\n ) {\r\n const viewportStyle: StyleObject = {\r\n marginRight: 0,\r\n marginBottom: 0,\r\n marginLeft: 0,\r\n width: '',\r\n overflowY: '',\r\n overflowX: '',\r\n };\r\n const viewportOverflowState = setViewportOverflowState(\r\n showNativeOverlaidScrollbars,\r\n hasOverflow,\r\n overflow,\r\n viewportStyle\r\n );\r\n const viewportArranged = arrangeViewport(\r\n viewportOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n _directionIsRTL\r\n );\r\n\r\n if (!_viewportIsTarget) {\r\n hideNativeScrollbars(\r\n viewportOverflowState,\r\n _directionIsRTL,\r\n viewportArranged,\r\n viewportStyle\r\n );\r\n }\r\n\r\n if (adjustFlexboxGlue) {\r\n fixFlexboxGlue(viewportOverflowState, _heightIntrinsic);\r\n }\r\n\r\n if (_viewportIsTarget) {\r\n attr(_host, dataAttributeHostOverflowX, viewportStyle.overflowX as string);\r\n attr(_host, dataAttributeHostOverflowY, viewportStyle.overflowY as string);\r\n } else {\r\n style(_viewport, viewportStyle);\r\n }\r\n }\r\n\r\n attrClass(_host, dataAttributeHost, dataValueHostOverflowVisible, removeClipping);\r\n conditionalClass(_padding, classNameOverflowVisible, removeClipping);\r\n !_viewportIsTarget && conditionalClass(_viewport, classNameOverflowVisible, overflowVisible);\r\n\r\n const [overflowStyle, overflowStyleChanged] = updateOverflowStyleCache(\r\n getViewportOverflowState(showNativeOverlaidScrollbars)._overflowStyle\r\n );\r\n\r\n setState({\r\n _overflowStyle: overflowStyle,\r\n _overflowEdge: {\r\n x: overflowEdge.w,\r\n y: overflowEdge.h,\r\n },\r\n _overflowAmount: {\r\n x: overflowAmount.w,\r\n y: overflowAmount.h,\r\n },\r\n _hasOverflow: hasOverflow,\r\n });\r\n\r\n return {\r\n _overflowStyleChanged: overflowStyleChanged,\r\n _overflowEdgeChanged: overflowEdgeChanged,\r\n _overflowAmountChanged: overflowAmountChanged,\r\n };\r\n };\r\n};\r\n","import { each, scrollLeft, scrollTop, assignDeep, keys } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport { dataValueHostUpdating } from 'classnames';\r\nimport {\r\n createTrinsicUpdateSegment,\r\n createPaddingUpdateSegment,\r\n createOverflowUpdateSegment,\r\n} from 'setups/structureSetup/updateSegments';\r\nimport type { SetupState, SetupUpdateSegment, SetupUpdateCheckOption } from 'setups';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\n\r\nexport type CreateStructureUpdateSegment = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState\r\n) => StructureSetupUpdateSegment;\r\n\r\nexport type StructureSetupUpdateSegment = SetupUpdateSegment;\r\n\r\nexport type StructureSetupUpdate = (\r\n checkOption: SetupUpdateCheckOption,\r\n updateHints: Partial,\r\n force?: boolean\r\n) => StructureSetupUpdateHints;\r\n\r\nexport interface StructureSetupUpdateHints {\r\n _sizeChanged: boolean;\r\n _directionChanged: boolean;\r\n _heightIntrinsicChanged: boolean;\r\n _overflowEdgeChanged: boolean;\r\n _overflowAmountChanged: boolean;\r\n _overflowStyleChanged: boolean;\r\n _paddingStyleChanged: boolean;\r\n _hostMutation: boolean;\r\n _contentMutation: boolean;\r\n}\r\n\r\nconst prepareUpdateHints = (\r\n leading: Required,\r\n adaptive?: Partial,\r\n force?: boolean\r\n): Required => {\r\n const result = {};\r\n const finalAdaptive = adaptive || {};\r\n const objKeys = keys(leading).concat(keys(finalAdaptive));\r\n\r\n each(objKeys, (key) => {\r\n const leadingValue = leading[key];\r\n const adaptiveValue = finalAdaptive[key];\r\n result[key] = !!(force || leadingValue || adaptiveValue);\r\n });\r\n\r\n return result as Required;\r\n};\r\n\r\nexport const createStructureSetupUpdate = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState\r\n): StructureSetupUpdate => {\r\n const { _viewport, _viewportAddRemoveClass } = structureSetupElements;\r\n const { _nativeScrollbarsHiding, _nativeScrollbarsOverlaid, _flexboxGlue } = getEnvironment();\r\n const doViewportArrange =\r\n !_nativeScrollbarsHiding && (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n\r\n const updateSegments: StructureSetupUpdateSegment[] = [\r\n createTrinsicUpdateSegment(structureSetupElements, state),\r\n createPaddingUpdateSegment(structureSetupElements, state),\r\n createOverflowUpdateSegment(structureSetupElements, state),\r\n ];\r\n\r\n return (\r\n checkOption: SetupUpdateCheckOption,\r\n updateHints: Partial,\r\n force?: boolean\r\n ) => {\r\n const initialUpdateHints = prepareUpdateHints(\r\n assignDeep(\r\n {\r\n _sizeChanged: false,\r\n _paddingStyleChanged: false,\r\n _directionChanged: false,\r\n _heightIntrinsicChanged: false,\r\n _overflowEdgeChanged: false,\r\n _overflowAmountChanged: false,\r\n _overflowStyleChanged: false,\r\n _hostMutation: false,\r\n _contentMutation: false,\r\n },\r\n updateHints\r\n ),\r\n {},\r\n force\r\n );\r\n const adjustScrollOffset = doViewportArrange || !_flexboxGlue;\r\n const scrollOffsetX = adjustScrollOffset && scrollLeft(_viewport);\r\n const scrollOffsetY = adjustScrollOffset && scrollTop(_viewport);\r\n _viewportAddRemoveClass('', dataValueHostUpdating, true);\r\n\r\n let adaptivedUpdateHints: Required = initialUpdateHints;\r\n each(updateSegments, (updateSegment) => {\r\n adaptivedUpdateHints = prepareUpdateHints(\r\n adaptivedUpdateHints,\r\n updateSegment(adaptivedUpdateHints, checkOption, !!force) || {},\r\n force\r\n );\r\n });\r\n\r\n scrollLeft(_viewport, scrollOffsetX);\r\n scrollTop(_viewport, scrollOffsetY);\r\n _viewportAddRemoveClass('', dataValueHostUpdating);\r\n\r\n return adaptivedUpdateHints;\r\n };\r\n};\r\n","import {\r\n CacheValues,\r\n createCache,\r\n createDOM,\r\n scrollLeft,\r\n scrollTop,\r\n runEachAndClear,\r\n removeElements,\r\n on,\r\n addClass,\r\n push,\r\n ResizeObserverConstructor,\r\n isArray,\r\n isBoolean,\r\n removeClass,\r\n isObject,\r\n stopPropagation,\r\n appendChildren,\r\n directionIsRTL,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n classNameSizeObserver,\r\n classNameSizeObserverAppear,\r\n classNameSizeObserverListener,\r\n} from 'classnames';\r\nimport { getPlugins, SizeObserverPluginInstance, sizeObserverPluginName } from 'plugins';\r\n\r\nexport interface SizeObserverOptions {\r\n _direction?: boolean;\r\n _appear?: boolean;\r\n}\r\n\r\nexport interface SizeObserverCallbackParams {\r\n _sizeChanged: boolean;\r\n _directionIsRTLCache?: CacheValues;\r\n _appear?: boolean;\r\n}\r\n\r\nexport type SizeObserver = [destroy: () => void, append: () => void];\r\n\r\nconst scrollAmount = 3333333;\r\nconst domRectHasDimensions = (rect?: DOMRectReadOnly) => rect && (rect.height || rect.width);\r\n\r\n/**\r\n * Creates a size observer which observes any size, padding, border, margin and box-sizing changes of the target element. Depending on the options also direction and appear can be observed.\r\n * @param target The target element which shall be observed.\r\n * @param onSizeChangedCallback The callback which gets called after a size change was detected.\r\n * @param options The options for size detection, whether to observe also direction and appear.\r\n * @returns A object which represents the instance of the size observer.\r\n */\r\nexport const createSizeObserver = (\r\n target: HTMLElement,\r\n onSizeChangedCallback: (params: SizeObserverCallbackParams) => any,\r\n options?: SizeObserverOptions\r\n): SizeObserver => {\r\n const { _direction: observeDirectionChange = false, _appear: observeAppearChange = false } =\r\n options || {};\r\n const sizeObserverPlugin = getPlugins()[sizeObserverPluginName] as\r\n | SizeObserverPluginInstance\r\n | undefined;\r\n const { _rtlScrollBehavior: rtlScrollBehavior } = getEnvironment();\r\n const baseElements = createDOM(\r\n `
`\r\n );\r\n const sizeObserver = baseElements[0] as HTMLElement;\r\n const listenerElement = sizeObserver.firstChild as HTMLElement;\r\n const getIsDirectionRTL = directionIsRTL.bind(0, target);\r\n const [updateResizeObserverContentRectCache] = createCache({\r\n _initialValue: undefined,\r\n _alwaysUpdateValues: true,\r\n _equal: (currVal, newVal) =>\r\n !(\r\n !currVal || // if no initial value\r\n // if from display: none to display: block\r\n (!domRectHasDimensions(currVal) && domRectHasDimensions(newVal))\r\n ),\r\n });\r\n const onSizeChangedCallbackProxy = (\r\n sizeChangedContext?: CacheValues | ResizeObserverEntry[] | Event | boolean\r\n ) => {\r\n const isResizeObserverCall =\r\n isArray(sizeChangedContext) &&\r\n sizeChangedContext.length > 0 &&\r\n isObject(sizeChangedContext[0]);\r\n\r\n const hasDirectionCache =\r\n !isResizeObserverCall && isBoolean((sizeChangedContext as CacheValues)[0]);\r\n\r\n let skip = false;\r\n let appear: boolean | number | undefined = false;\r\n let doDirectionScroll = true; // always true if sizeChangedContext is Event (appear callback or RO. Polyfill)\r\n\r\n // if triggered from RO.\r\n if (isResizeObserverCall) {\r\n const [currRContentRect, , prevContentRect] = updateResizeObserverContentRectCache(\r\n (sizeChangedContext as ResizeObserverEntry[]).pop()!.contentRect\r\n );\r\n const hasDimensions = domRectHasDimensions(currRContentRect);\r\n const hadDimensions = domRectHasDimensions(prevContentRect);\r\n skip = !prevContentRect || !hasDimensions; // skip on initial RO. call or if display is none\r\n appear = !hadDimensions && hasDimensions;\r\n\r\n doDirectionScroll = !skip; // direction scroll when not skipping\r\n }\r\n // else if its triggered with DirectionCache\r\n else if (hasDirectionCache) {\r\n [, doDirectionScroll] = sizeChangedContext as CacheValues; // direction scroll when DirectionCache changed, false otherwise\r\n }\r\n // else if it triggered with appear from polyfill\r\n else {\r\n appear = sizeChangedContext === true;\r\n }\r\n\r\n if (observeDirectionChange && doDirectionScroll) {\r\n const rtl = hasDirectionCache\r\n ? (sizeChangedContext as CacheValues)[0]\r\n : directionIsRTL(sizeObserver);\r\n scrollLeft(\r\n sizeObserver,\r\n rtl\r\n ? rtlScrollBehavior.n\r\n ? -scrollAmount\r\n : rtlScrollBehavior.i\r\n ? 0\r\n : scrollAmount\r\n : scrollAmount\r\n );\r\n scrollTop(sizeObserver, scrollAmount);\r\n }\r\n\r\n if (!skip) {\r\n onSizeChangedCallback({\r\n _sizeChanged: !hasDirectionCache,\r\n _directionIsRTLCache: hasDirectionCache\r\n ? (sizeChangedContext as CacheValues)\r\n : undefined,\r\n _appear: !!appear,\r\n });\r\n }\r\n };\r\n const offListeners: (() => void)[] = [];\r\n let appearCallback: ((...args: any) => any) | false = observeAppearChange\r\n ? onSizeChangedCallbackProxy\r\n : false;\r\n\r\n return [\r\n () => {\r\n runEachAndClear(offListeners);\r\n removeElements(sizeObserver);\r\n },\r\n () => {\r\n if (ResizeObserverConstructor) {\r\n const resizeObserverInstance = new ResizeObserverConstructor(onSizeChangedCallbackProxy);\r\n resizeObserverInstance.observe(listenerElement);\r\n push(offListeners, () => {\r\n resizeObserverInstance.disconnect();\r\n });\r\n } else if (sizeObserverPlugin) {\r\n const [pluginAppearCallback, pluginOffListeners] = sizeObserverPlugin._(\r\n listenerElement,\r\n onSizeChangedCallbackProxy,\r\n observeAppearChange\r\n );\r\n appearCallback = pluginAppearCallback;\r\n push(offListeners, pluginOffListeners);\r\n }\r\n\r\n if (observeDirectionChange) {\r\n const [updateDirectionIsRTLCache] = createCache(\r\n {\r\n _initialValue: !getIsDirectionRTL(), // invert current value to trigger initial change\r\n },\r\n getIsDirectionRTL\r\n );\r\n\r\n push(\r\n offListeners,\r\n on(sizeObserver, 'scroll', (event: Event) => {\r\n const directionIsRTLCacheValues = updateDirectionIsRTLCache();\r\n const [directionIsRTLCache, directionIsRTLCacheChanged] = directionIsRTLCacheValues;\r\n\r\n if (directionIsRTLCacheChanged) {\r\n removeClass(listenerElement, 'ltr rtl');\r\n if (directionIsRTLCache) {\r\n addClass(listenerElement, 'rtl');\r\n } else {\r\n addClass(listenerElement, 'ltr');\r\n }\r\n onSizeChangedCallbackProxy(directionIsRTLCacheValues);\r\n }\r\n\r\n stopPropagation(event);\r\n })\r\n );\r\n }\r\n\r\n // appearCallback is always needed on scroll-observer strategy to reset it\r\n if (appearCallback) {\r\n addClass(sizeObserver, classNameSizeObserverAppear);\r\n push(\r\n offListeners,\r\n on(sizeObserver, 'animationstart', appearCallback, {\r\n // Fire only once for \"CSS is ready\" event if ResizeObserver strategy is used\r\n _once: !!ResizeObserverConstructor,\r\n })\r\n );\r\n }\r\n\r\n appendChildren(target, sizeObserver);\r\n },\r\n ];\r\n};\r\n","import {\r\n WH,\r\n CacheValues,\r\n createDiv,\r\n offsetSize,\r\n runEachAndClear,\r\n removeElements,\r\n createCache,\r\n push,\r\n IntersectionObserverConstructor,\r\n appendChildren,\r\n} from 'support';\r\nimport { createSizeObserver } from 'observers/sizeObserver';\r\nimport { classNameTrinsicObserver } from 'classnames';\r\n\r\nexport type TrinsicObserverCallback = (heightIntrinsic: CacheValues) => any;\r\nexport type TrinsicObserver = [\r\n destroy: () => void,\r\n append: () => void,\r\n update: () => void | Parameters\r\n];\r\n\r\nconst isHeightIntrinsic = (ioEntryOrSize: IntersectionObserverEntry | WH): boolean =>\r\n (ioEntryOrSize as WH).h === 0 ||\r\n (ioEntryOrSize as IntersectionObserverEntry).isIntersecting ||\r\n (ioEntryOrSize as IntersectionObserverEntry).intersectionRatio > 0;\r\n\r\n/**\r\n * Creates a trinsic observer which observes changes to intrinsic or extrinsic sizing for the height of the target element.\r\n * @param target The element which shall be observed.\r\n * @param onTrinsicChangedCallback The callback which gets called after a change was detected.\r\n * @returns A object which represents the instance of the trinsic observer.\r\n */\r\nexport const createTrinsicObserver = (\r\n target: HTMLElement,\r\n onTrinsicChangedCallback: TrinsicObserverCallback\r\n): TrinsicObserver => {\r\n let intersectionObserverInstance: undefined | IntersectionObserver;\r\n const trinsicObserver = createDiv(classNameTrinsicObserver);\r\n const offListeners: (() => void)[] = [];\r\n const [updateHeightIntrinsicCache] = createCache({\r\n _initialValue: false,\r\n });\r\n const triggerOnTrinsicChangedCallback = (\r\n updateValue?: IntersectionObserverEntry | WH,\r\n fromRecords?: true\r\n ): void | Parameters => {\r\n if (updateValue) {\r\n const heightIntrinsic = updateHeightIntrinsicCache(isHeightIntrinsic(updateValue));\r\n const [, heightIntrinsicChanged] = heightIntrinsic;\r\n\r\n if (heightIntrinsicChanged) {\r\n !fromRecords && onTrinsicChangedCallback(heightIntrinsic);\r\n return [heightIntrinsic];\r\n }\r\n }\r\n };\r\n const intersectionObserverCallback = (\r\n entries: IntersectionObserverEntry[],\r\n fromRecords?: true\r\n ) => {\r\n if (entries && entries.length > 0) {\r\n return triggerOnTrinsicChangedCallback(entries.pop(), fromRecords);\r\n }\r\n };\r\n\r\n return [\r\n () => {\r\n runEachAndClear(offListeners);\r\n removeElements(trinsicObserver);\r\n },\r\n () => {\r\n if (IntersectionObserverConstructor) {\r\n intersectionObserverInstance = new IntersectionObserverConstructor(\r\n (entries) => intersectionObserverCallback(entries),\r\n { root: target }\r\n );\r\n intersectionObserverInstance.observe(trinsicObserver);\r\n push(offListeners, () => {\r\n intersectionObserverInstance!.disconnect();\r\n });\r\n } else {\r\n const onSizeChanged = () => {\r\n const newSize = offsetSize(trinsicObserver);\r\n triggerOnTrinsicChangedCallback(newSize);\r\n };\r\n const [destroySizeObserver, appendSizeObserver] = createSizeObserver(\r\n trinsicObserver,\r\n onSizeChanged\r\n );\r\n push(offListeners, destroySizeObserver);\r\n appendSizeObserver();\r\n onSizeChanged();\r\n }\r\n\r\n appendChildren(target, trinsicObserver);\r\n },\r\n () => {\r\n if (intersectionObserverInstance) {\r\n return intersectionObserverCallback(intersectionObserverInstance.takeRecords(), true);\r\n }\r\n },\r\n ];\r\n};\r\n","import {\r\n each,\r\n noop,\r\n debounce,\r\n indexOf,\r\n isString,\r\n MutationObserverConstructor,\r\n isEmptyArray,\r\n on,\r\n attr,\r\n is,\r\n find,\r\n push,\r\n} from 'support';\r\n\r\ntype DOMContentObserverCallback = (contentChangedTroughEvent: boolean) => any;\r\n\r\ntype DOMTargetObserverCallback = (targetChangedAttrs: string[], targetStyleChanged: boolean) => any;\r\n\r\ninterface DOMObserverOptionsBase {\r\n _attributes?: string[];\r\n _styleChangingAttributes?: string[];\r\n /**\r\n * A function which can ignore a changed attribute if it returns true.\r\n * for DOMTargetObserver this applies to the changes to the observed target\r\n * for DOMContentObserver this applies to changes to nested targets -> nested targets are elements which match the \"_nestedTargetSelector\" selector\r\n */\r\n _ignoreTargetChange?: DOMObserverIgnoreTargetChange;\r\n}\r\n\r\ninterface DOMContentObserverOptions extends DOMObserverOptionsBase {\r\n _eventContentChange?: DOMObserverEventContentChange; // [selector, eventname(s) | function returning eventname(s)] -> eventnames divided by whitespaces\r\n _nestedTargetSelector?: string;\r\n _ignoreContentChange?: DOMObserverIgnoreContentChange; // function which will prevent marking certain dom changes as content change if it returns true\r\n}\r\n\r\ntype DOMTargetObserverOptions = DOMObserverOptionsBase;\r\n\r\ntype ContentChangeArrayItem = [selector?: string, eventNames?: string] | null | undefined;\r\n\r\nexport type DOMObserverEventContentChange =\r\n | Array\r\n | false\r\n | null\r\n | undefined;\r\n\r\nexport type DOMObserverIgnoreContentChange = (\r\n mutation: MutationRecord,\r\n isNestedTarget: boolean,\r\n domObserverTarget: HTMLElement,\r\n domObserverOptions?: DOMContentObserverOptions\r\n) => boolean;\r\n\r\nexport type DOMObserverIgnoreTargetChange = (\r\n target: Node,\r\n attributeName: string,\r\n oldAttributeValue: string | null,\r\n newAttributeValue: string | null\r\n) => boolean;\r\n\r\nexport type DOMObserverCallback = ContentObserver extends true\r\n ? DOMContentObserverCallback\r\n : DOMTargetObserverCallback;\r\n\r\nexport type DOMObserverOptions = ContentObserver extends true\r\n ? DOMContentObserverOptions\r\n : DOMTargetObserverOptions;\r\n\r\nexport type DOMObserver = [\r\n destroy: () => void,\r\n update: () => void | false | Parameters>\r\n];\r\n\r\ntype EventContentChangeUpdateElement = (getElements?: (selector: string) => Node[]) => void;\r\ntype EventContentChange = [destroy: () => void, updateElements: EventContentChangeUpdateElement];\r\n\r\n/**\r\n * Creates a set of helper functions to observe events of elements inside the target element.\r\n * @param target The target element of which the children elements shall be observed. (not only direct children but also nested ones)\r\n * @param eventContentChange The event content change array. (array of tuples: selector and eventname(s))\r\n * @param callback Callback which is called if one of the elements emits the corresponding event.\r\n * @returns A object which contains a set of helper functions to destroy and update the observation of elements.\r\n */\r\nconst createEventContentChange = (\r\n target: Element,\r\n callback: (...args: any) => any,\r\n eventContentChange?: DOMObserverEventContentChange\r\n): EventContentChange => {\r\n let map: WeakMap any]> | undefined; // weak map to prevent memory leak for detached elements\r\n let destroyed = false;\r\n const destroy = () => {\r\n destroyed = true;\r\n };\r\n const updateElements: EventContentChangeUpdateElement = (getElements?) => {\r\n if (eventContentChange) {\r\n const eventElmList = eventContentChange.reduce>((arr, item) => {\r\n if (item) {\r\n const selector = item[0];\r\n const eventNames = item[1];\r\n const elements =\r\n eventNames &&\r\n selector &&\r\n (getElements ? getElements(selector) : find(selector, target));\r\n\r\n if (elements && elements.length && eventNames && isString(eventNames)) {\r\n push(arr, [elements, eventNames.trim()], true);\r\n }\r\n }\r\n return arr;\r\n }, []);\r\n\r\n each(eventElmList, (item) =>\r\n each(item[0], (elm) => {\r\n const eventNames = item[1];\r\n const entry = map!.get(elm);\r\n\r\n if (entry) {\r\n const entryEventNames = entry[0];\r\n const entryOff = entry[1];\r\n\r\n // in case an already registered element is registered again, unregister the previous events\r\n if (entryEventNames === eventNames) {\r\n entryOff();\r\n }\r\n }\r\n\r\n const off = on(elm, eventNames, (event: Event) => {\r\n if (destroyed) {\r\n off();\r\n map!.delete(elm);\r\n } else {\r\n callback(event);\r\n }\r\n });\r\n map!.set(elm, [eventNames, off]);\r\n })\r\n );\r\n }\r\n };\r\n\r\n if (eventContentChange) {\r\n map = new WeakMap();\r\n updateElements();\r\n }\r\n\r\n return [destroy, updateElements];\r\n};\r\n\r\n/**\r\n * Creates a DOM observer which observes DOM changes to either the target element or its children.\r\n * @param target The element which shall be observed.\r\n * @param isContentObserver Whether this observer is just observing the target or just the targets children. (not only direct children but also nested ones)\r\n * @param callback The callback which gets called if a change was detected.\r\n * @param options The options for DOM change detection.\r\n * @returns A object which represents the instance of the DOM observer.\r\n */\r\nexport const createDOMObserver = (\r\n target: HTMLElement,\r\n isContentObserver: ContentObserver,\r\n callback: DOMObserverCallback,\r\n options?: DOMObserverOptions\r\n): DOMObserver => {\r\n let isConnected = false;\r\n const {\r\n _attributes,\r\n _styleChangingAttributes,\r\n _eventContentChange,\r\n _nestedTargetSelector,\r\n _ignoreTargetChange,\r\n _ignoreContentChange,\r\n } = (options as DOMContentObserverOptions & DOMTargetObserverOptions) || {};\r\n const debouncedEventContentChange = debounce(\r\n () => {\r\n if (isConnected) {\r\n (callback as DOMContentObserverCallback)(true);\r\n }\r\n },\r\n { _timeout: 33, _maxDelay: 99 }\r\n );\r\n const [destroyEventContentChange, updateEventContentChangeElements] = createEventContentChange(\r\n target,\r\n debouncedEventContentChange,\r\n _eventContentChange\r\n );\r\n\r\n // MutationObserver\r\n const finalAttributes = _attributes || [];\r\n const finalStyleChangingAttributes = _styleChangingAttributes || [];\r\n const observedAttributes = finalAttributes.concat(finalStyleChangingAttributes);\r\n const observerCallback = (\r\n mutations: MutationRecord[],\r\n fromRecords?: true\r\n ): void | Parameters> => {\r\n const ignoreTargetChange = _ignoreTargetChange || noop;\r\n const ignoreContentChange = _ignoreContentChange || noop;\r\n const targetChangedAttrs: string[] = [];\r\n const totalAddedNodes: Node[] = [];\r\n let targetStyleChanged = false;\r\n let contentChanged = false;\r\n let childListChanged = false;\r\n each(mutations, (mutation) => {\r\n const { attributeName, target: mutationTarget, type, oldValue, addedNodes } = mutation;\r\n const isAttributesType = type === 'attributes';\r\n const isChildListType = type === 'childList';\r\n const targetIsMutationTarget = target === mutationTarget;\r\n const attributeValue =\r\n isAttributesType && isString(attributeName)\r\n ? attr(mutationTarget as HTMLElement, attributeName!)\r\n : 0;\r\n const attributeChanged = attributeValue !== 0 && oldValue !== attributeValue;\r\n const styleChangingAttrChanged =\r\n indexOf(finalStyleChangingAttributes, attributeName) > -1 && attributeChanged;\r\n\r\n // if is content observer and something changed in children\r\n if (isContentObserver && !targetIsMutationTarget) {\r\n const notOnlyAttrChanged = !isAttributesType;\r\n const contentAttrChanged = isAttributesType && styleChangingAttrChanged;\r\n const isNestedTarget =\r\n contentAttrChanged && _nestedTargetSelector && is(mutationTarget, _nestedTargetSelector);\r\n const baseAssertion = isNestedTarget\r\n ? !ignoreTargetChange(mutationTarget, attributeName!, oldValue, attributeValue)\r\n : notOnlyAttrChanged || contentAttrChanged;\r\n const contentFinalChanged =\r\n baseAssertion && !ignoreContentChange(mutation, !!isNestedTarget, target, options);\r\n\r\n push(totalAddedNodes, addedNodes);\r\n\r\n contentChanged = contentChanged || contentFinalChanged;\r\n childListChanged = childListChanged || isChildListType;\r\n }\r\n // if is target observer and target attr changed\r\n if (\r\n !isContentObserver &&\r\n targetIsMutationTarget &&\r\n attributeChanged &&\r\n !ignoreTargetChange(mutationTarget, attributeName!, oldValue, attributeValue)\r\n ) {\r\n push(targetChangedAttrs, attributeName!);\r\n targetStyleChanged = targetStyleChanged || styleChangingAttrChanged;\r\n }\r\n });\r\n\r\n if (childListChanged && !isEmptyArray(totalAddedNodes)) {\r\n // adds / removes the new elements from the event content change\r\n updateEventContentChangeElements((selector) =>\r\n totalAddedNodes.reduce((arr, node) => {\r\n push(arr, find(selector, node));\r\n return is(node, selector) ? push(arr, node) : arr;\r\n }, [])\r\n );\r\n }\r\n\r\n if (isContentObserver) {\r\n !fromRecords && contentChanged && (callback as DOMContentObserverCallback)(false);\r\n return [false] as Parameters>;\r\n }\r\n if (!isEmptyArray(targetChangedAttrs) || targetStyleChanged) {\r\n !fromRecords &&\r\n (callback as DOMTargetObserverCallback)(targetChangedAttrs, targetStyleChanged);\r\n return [targetChangedAttrs, targetStyleChanged] as Parameters<\r\n DOMObserverCallback\r\n >;\r\n }\r\n };\r\n const mutationObserver: MutationObserver = new MutationObserverConstructor!((mutations) =>\r\n observerCallback(mutations)\r\n );\r\n\r\n // Connect\r\n mutationObserver.observe(target, {\r\n attributes: true,\r\n attributeOldValue: true,\r\n attributeFilter: observedAttributes,\r\n subtree: isContentObserver,\r\n childList: isContentObserver,\r\n characterData: isContentObserver,\r\n });\r\n isConnected = true;\r\n\r\n return [\r\n () => {\r\n if (isConnected) {\r\n destroyEventContentChange();\r\n mutationObserver.disconnect();\r\n isConnected = false;\r\n }\r\n },\r\n () => {\r\n if (isConnected) {\r\n debouncedEventContentChange._flush();\r\n\r\n const records = mutationObserver.takeRecords();\r\n return !isEmptyArray(records) && observerCallback(records, true);\r\n }\r\n },\r\n ];\r\n};\r\n","import {\r\n debounce,\r\n isArray,\r\n isNumber,\r\n each,\r\n indexOf,\r\n isString,\r\n attr,\r\n removeAttr,\r\n CacheValues,\r\n keys,\r\n liesBetween,\r\n scrollSize,\r\n equalWH,\r\n createCache,\r\n WH,\r\n fractionalSize,\r\n isFunction,\r\n ResizeObserverConstructor,\r\n closest,\r\n assignDeep,\r\n push,\r\n scrollLeft,\r\n scrollTop,\r\n noop,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n dataAttributeHost,\r\n dataValueHostOverflowVisible,\r\n dataValueHostUpdating,\r\n classNameViewport,\r\n classNameOverflowVisible,\r\n classNameScrollbar,\r\n classNameViewportArrange,\r\n} from 'classnames';\r\nimport { createSizeObserver, SizeObserverCallbackParams } from 'observers/sizeObserver';\r\nimport { createTrinsicObserver } from 'observers/trinsicObserver';\r\nimport { createDOMObserver, DOMObserver } from 'observers/domObserver';\r\nimport type { SetupState, SetupUpdateCheckOption } from 'setups';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type {\r\n StructureSetupUpdate,\r\n StructureSetupUpdateHints,\r\n} from 'setups/structureSetup/structureSetup.update';\r\n\r\nexport type StructureSetupObserversUpdate = (checkOption: SetupUpdateCheckOption) => void;\r\n\r\nexport type StructureSetupObservers = [\r\n destroy: () => void,\r\n appendElements: () => void,\r\n updateObservers: () => Partial,\r\n updateObserversOptions: StructureSetupObserversUpdate\r\n];\r\n\r\ntype ExcludeFromTuple = T extends [infer F, ...infer R]\r\n ? [F] extends [E]\r\n ? ExcludeFromTuple\r\n : [F, ...ExcludeFromTuple]\r\n : [];\r\n\r\nconst hostSelector = `[${dataAttributeHost}]`;\r\n\r\n// TODO: observer textarea attrs if textarea\r\n\r\nconst viewportSelector = `.${classNameViewport}`;\r\nconst viewportAttrsFromTarget = ['tabindex'];\r\nconst baseStyleChangingAttrsTextarea = ['wrap', 'cols', 'rows'];\r\nconst baseStyleChangingAttrs = ['id', 'class', 'style', 'open'];\r\n\r\nexport const createStructureSetupObservers = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState,\r\n structureSetupUpdate: (\r\n ...args: ExcludeFromTuple, Parameters[0]>\r\n ) => any\r\n): StructureSetupObservers => {\r\n let debounceTimeout: number | false | undefined;\r\n let debounceMaxDelay: number | false | undefined;\r\n let contentMutationObserver: DOMObserver | undefined;\r\n const [, setState] = state;\r\n const {\r\n _host,\r\n _viewport,\r\n _content,\r\n _isTextarea,\r\n _viewportIsTarget,\r\n _viewportHasClass,\r\n _viewportAddRemoveClass,\r\n } = structureSetupElements;\r\n const { _flexboxGlue } = getEnvironment();\r\n\r\n const [updateContentSizeCache] = createCache>(\r\n {\r\n _equal: equalWH,\r\n _initialValue: { w: 0, h: 0 },\r\n },\r\n () => {\r\n const hasOver = _viewportHasClass(classNameOverflowVisible, dataValueHostOverflowVisible);\r\n const hasVpStyle = _viewportHasClass(classNameViewportArrange, '');\r\n const scrollOffsetX = hasVpStyle && scrollLeft(_viewport);\r\n const scrollOffsetY = hasVpStyle && scrollTop(_viewport);\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible);\r\n _viewportAddRemoveClass(classNameViewportArrange, '');\r\n _viewportAddRemoveClass('', dataValueHostUpdating, true);\r\n\r\n const contentScroll = scrollSize(_content);\r\n const viewportScroll = scrollSize(_viewport);\r\n const fractional = fractionalSize(_viewport);\r\n\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible, hasOver);\r\n _viewportAddRemoveClass(classNameViewportArrange, '', hasVpStyle);\r\n _viewportAddRemoveClass('', dataValueHostUpdating);\r\n scrollLeft(_viewport, scrollOffsetX);\r\n scrollTop(_viewport, scrollOffsetY);\r\n return {\r\n w: viewportScroll.w + contentScroll.w + fractional.w,\r\n h: viewportScroll.h + contentScroll.h + fractional.h,\r\n };\r\n }\r\n );\r\n const contentMutationObserverAttr = _isTextarea\r\n ? baseStyleChangingAttrsTextarea\r\n : baseStyleChangingAttrs.concat(baseStyleChangingAttrsTextarea);\r\n const structureSetupUpdateWithDebouncedAdaptiveUpdateHints = debounce(structureSetupUpdate, {\r\n _timeout: () => debounceTimeout,\r\n _maxDelay: () => debounceMaxDelay,\r\n _mergeParams(prev, curr) {\r\n const [prevObj] = prev;\r\n const [currObj] = curr;\r\n return [\r\n keys(prevObj)\r\n .concat(keys(currObj))\r\n .reduce((obj, key) => {\r\n obj[key] = prevObj[key] || currObj[key];\r\n return obj;\r\n }, {}),\r\n ] as [Partial];\r\n },\r\n });\r\n\r\n const updateViewportAttrsFromHost = (attributes?: string[]) => {\r\n each(attributes || viewportAttrsFromTarget, (attribute) => {\r\n if (indexOf(viewportAttrsFromTarget, attribute) > -1) {\r\n const hostAttr = attr(_host, attribute);\r\n if (isString(hostAttr)) {\r\n attr(_viewport, attribute, hostAttr);\r\n } else {\r\n removeAttr(_viewport, attribute);\r\n }\r\n }\r\n });\r\n };\r\n const onTrinsicChanged = (heightIntrinsicCache: CacheValues, fromRecords?: true) => {\r\n const [heightIntrinsic, heightIntrinsicChanged] = heightIntrinsicCache;\r\n const updateHints: Partial = {\r\n _heightIntrinsicChanged: heightIntrinsicChanged,\r\n };\r\n setState({ _heightIntrinsic: heightIntrinsic });\r\n\r\n !fromRecords && structureSetupUpdate(updateHints);\r\n return updateHints;\r\n };\r\n const onSizeChanged = ({\r\n _sizeChanged,\r\n _directionIsRTLCache,\r\n _appear,\r\n }: SizeObserverCallbackParams) => {\r\n const updateFn =\r\n !_sizeChanged || _appear\r\n ? structureSetupUpdate\r\n : structureSetupUpdateWithDebouncedAdaptiveUpdateHints;\r\n\r\n let directionChanged = false;\r\n if (_directionIsRTLCache) {\r\n const [directionIsRTL, directionIsRTLChanged] = _directionIsRTLCache;\r\n directionChanged = directionIsRTLChanged;\r\n\r\n setState({ _directionIsRTL: directionIsRTL });\r\n }\r\n\r\n updateFn({ _sizeChanged, _directionChanged: directionChanged });\r\n };\r\n const onContentMutation = (contentChangedTroughEvent: boolean, fromRecords?: true) => {\r\n const [, contentSizeChanged] = updateContentSizeCache();\r\n const updateHints: Partial = {\r\n _contentMutation: contentSizeChanged,\r\n };\r\n // if contentChangedTroughEvent is true its already debounced\r\n const updateFn = contentChangedTroughEvent\r\n ? structureSetupUpdate\r\n : structureSetupUpdateWithDebouncedAdaptiveUpdateHints;\r\n\r\n if (contentSizeChanged) {\r\n !fromRecords && updateFn(updateHints);\r\n }\r\n return updateHints;\r\n };\r\n const onHostMutation = (\r\n targetChangedAttrs: string[],\r\n targetStyleChanged: boolean,\r\n fromRecords?: true\r\n ) => {\r\n const updateHints: Partial = { _hostMutation: targetStyleChanged };\r\n if (targetStyleChanged) {\r\n !fromRecords && structureSetupUpdateWithDebouncedAdaptiveUpdateHints(updateHints);\r\n } else if (!_viewportIsTarget) {\r\n updateViewportAttrsFromHost(targetChangedAttrs);\r\n }\r\n return updateHints;\r\n };\r\n\r\n const [destroyTrinsicObserver, appendTrinsicObserver, updateTrinsicObserver] =\r\n _content || !_flexboxGlue ? createTrinsicObserver(_host, onTrinsicChanged) : [noop, noop, noop];\r\n const [destroySizeObserver, appendSizeObserver] = !_viewportIsTarget\r\n ? createSizeObserver(_host, onSizeChanged, {\r\n _appear: true,\r\n _direction: true,\r\n })\r\n : [noop, noop];\r\n const [destroyHostMutationObserver, updateHostMutationObserver] = createDOMObserver(\r\n _host,\r\n false,\r\n onHostMutation,\r\n {\r\n _styleChangingAttributes: baseStyleChangingAttrs,\r\n _attributes: baseStyleChangingAttrs.concat(viewportAttrsFromTarget),\r\n }\r\n );\r\n\r\n const viewportIsTargetResizeObserver =\r\n _viewportIsTarget &&\r\n ResizeObserverConstructor &&\r\n new ResizeObserverConstructor(onSizeChanged.bind(0, { _sizeChanged: true }));\r\n\r\n viewportIsTargetResizeObserver && viewportIsTargetResizeObserver.observe(_host);\r\n updateViewportAttrsFromHost();\r\n\r\n return [\r\n () => {\r\n destroyTrinsicObserver();\r\n destroySizeObserver();\r\n contentMutationObserver && contentMutationObserver[0](); // destroy\r\n viewportIsTargetResizeObserver && viewportIsTargetResizeObserver.disconnect();\r\n destroyHostMutationObserver();\r\n },\r\n () => {\r\n // order is matter!\r\n appendSizeObserver();\r\n appendTrinsicObserver();\r\n },\r\n () => {\r\n const updateHints: Partial = {};\r\n const hostUpdateResult = updateHostMutationObserver();\r\n const trinsicUpdateResult = updateTrinsicObserver();\r\n const contentUpdateResult = contentMutationObserver && contentMutationObserver[1](); // update\r\n\r\n if (hostUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onHostMutation.apply(\r\n 0,\r\n push(hostUpdateResult, true) as [\r\n ...updateResult: typeof hostUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n if (trinsicUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onTrinsicChanged.apply(\r\n 0,\r\n push(trinsicUpdateResult as any[], true) as [\r\n ...updateResult: typeof trinsicUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n if (contentUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onContentMutation.apply(\r\n 0,\r\n push(contentUpdateResult, true) as [\r\n ...updateResult: typeof contentUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n\r\n return updateHints;\r\n },\r\n (checkOption) => {\r\n const [ignoreMutation] = checkOption('updating.ignoreMutation');\r\n const [attributes, attributesChanged] = checkOption('updating.attributes');\r\n const [elementEvents, elementEventsChanged] = checkOption | null>(\r\n 'updating.elementEvents'\r\n );\r\n const [debounceValue, debounceChanged] = checkOption | number | null>(\r\n 'updating.debounce'\r\n );\r\n const updateContentMutationObserver = elementEventsChanged || attributesChanged;\r\n const ignoreMutationFromOptions = (mutation: MutationRecord) =>\r\n isFunction(ignoreMutation) && ignoreMutation(mutation);\r\n\r\n if (updateContentMutationObserver) {\r\n if (contentMutationObserver) {\r\n contentMutationObserver[1](); // update\r\n contentMutationObserver[0](); // destroy\r\n }\r\n contentMutationObserver = createDOMObserver(\r\n _content || _viewport,\r\n true,\r\n onContentMutation,\r\n {\r\n _styleChangingAttributes: contentMutationObserverAttr.concat(attributes || []),\r\n _attributes: contentMutationObserverAttr.concat(attributes || []),\r\n _eventContentChange: elementEvents,\r\n _nestedTargetSelector: hostSelector,\r\n _ignoreContentChange: (mutation, isNestedTarget) => {\r\n const { target, attributeName } = mutation;\r\n const ignore =\r\n !isNestedTarget && attributeName && !_viewportIsTarget\r\n ? liesBetween(target, hostSelector, viewportSelector)\r\n : false;\r\n return (\r\n ignore ||\r\n !!closest(target, `.${classNameScrollbar}`) || // ignore explicitely all scrollbar elements\r\n !!ignoreMutationFromOptions(mutation)\r\n );\r\n },\r\n }\r\n );\r\n }\r\n\r\n if (debounceChanged) {\r\n structureSetupUpdateWithDebouncedAdaptiveUpdateHints._flush();\r\n if (isArray(debounceValue)) {\r\n const timeout = debounceValue[0];\r\n const maxWait = debounceValue[1];\r\n debounceTimeout = isNumber(timeout) ? timeout : false;\r\n debounceMaxDelay = isNumber(maxWait) ? maxWait : false;\r\n } else if (isNumber(debounceValue)) {\r\n debounceTimeout = debounceValue;\r\n debounceMaxDelay = false;\r\n } else {\r\n debounceTimeout = false;\r\n debounceMaxDelay = false;\r\n }\r\n }\r\n },\r\n ];\r\n};\r\n","import { createEventListenerHub, isEmptyObject, keys } from 'support';\r\nimport { createState, createOptionCheck } from 'setups/setups';\r\nimport { createStructureSetupElements } from 'setups/structureSetup/structureSetup.elements';\r\nimport { createStructureSetupUpdate } from 'setups/structureSetup/structureSetup.update';\r\nimport { createStructureSetupObservers } from 'setups/structureSetup/structureSetup.observers';\r\nimport type { StructureSetupUpdateHints } from 'setups/structureSetup/structureSetup.update';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type { TRBL, XY, EventListener } from 'support';\r\nimport type { Options, ReadonlyOptions } from 'options';\r\nimport type { Setup } from 'setups';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { DeepPartial, StyleObject, OverflowStyle } from 'typings';\r\n\r\nexport interface StructureSetupState {\r\n _padding: TRBL;\r\n _paddingAbsolute: boolean;\r\n _viewportPaddingStyle: StyleObject;\r\n _overflowEdge: XY;\r\n _overflowAmount: XY;\r\n _overflowStyle: XY;\r\n _hasOverflow: XY;\r\n _heightIntrinsic: boolean;\r\n _directionIsRTL: boolean;\r\n}\r\n\r\nexport interface StructureSetupStaticState {\r\n _elements: StructureSetupElementsObj;\r\n _appendElements: () => void;\r\n _addOnUpdatedListener: (listener: EventListener) => void;\r\n}\r\n\r\ntype StructureSetupEventMap = {\r\n u: [updateHints: StructureSetupUpdateHints, changedOptions: DeepPartial, force: boolean];\r\n};\r\n\r\nconst initialXYNumber = { x: 0, y: 0 };\r\nconst initialStructureSetupUpdateState: StructureSetupState = {\r\n _padding: {\r\n t: 0,\r\n r: 0,\r\n b: 0,\r\n l: 0,\r\n },\r\n _paddingAbsolute: false,\r\n _viewportPaddingStyle: {\r\n marginRight: 0,\r\n marginBottom: 0,\r\n marginLeft: 0,\r\n paddingTop: 0,\r\n paddingRight: 0,\r\n paddingBottom: 0,\r\n paddingLeft: 0,\r\n },\r\n _overflowEdge: initialXYNumber,\r\n _overflowAmount: initialXYNumber,\r\n _overflowStyle: {\r\n x: 'hidden',\r\n y: 'hidden',\r\n },\r\n _hasOverflow: {\r\n x: false,\r\n y: false,\r\n },\r\n _heightIntrinsic: false,\r\n _directionIsRTL: false,\r\n};\r\n\r\nexport const createStructureSetup = (\r\n target: InitializationTarget,\r\n options: ReadonlyOptions\r\n): Setup => {\r\n const checkOptionsFallback = createOptionCheck(options, {});\r\n const state = createState(initialStructureSetupUpdateState);\r\n const [addEvent, removeEvent, triggerEvent] = createEventListenerHub();\r\n const [getState] = state;\r\n const [elements, appendStructureElements, destroyElements] = createStructureSetupElements(target);\r\n const updateStructure = createStructureSetupUpdate(elements, state);\r\n const triggerUpdateEvent: (...args: StructureSetupEventMap['u']) => void = (\r\n updateHints,\r\n changedOptions,\r\n force\r\n ) => {\r\n const truthyUpdateHints = keys(updateHints).some((key) => updateHints[key]);\r\n\r\n if (truthyUpdateHints || !isEmptyObject(changedOptions) || force) {\r\n triggerEvent('u', [updateHints, changedOptions, force]);\r\n }\r\n };\r\n const [destroyObservers, appendObserverElements, updateObservers, updateObserversOptions] =\r\n createStructureSetupObservers(elements, state, (updateHints) => {\r\n triggerUpdateEvent(updateStructure(checkOptionsFallback, updateHints), {}, false);\r\n });\r\n\r\n const structureSetupState = getState.bind(0) as (() => StructureSetupState) &\r\n StructureSetupStaticState;\r\n structureSetupState._addOnUpdatedListener = (listener) => {\r\n addEvent('u', listener);\r\n };\r\n structureSetupState._appendElements = () => {\r\n appendObserverElements();\r\n appendStructureElements();\r\n };\r\n structureSetupState._elements = elements;\r\n\r\n return [\r\n (changedOptions, force?) => {\r\n const checkOption = createOptionCheck(options, changedOptions, force);\r\n updateObserversOptions(checkOption);\r\n triggerUpdateEvent(\r\n updateStructure(checkOption, updateObservers(), force),\r\n changedOptions,\r\n !!force\r\n );\r\n },\r\n structureSetupState,\r\n () => {\r\n removeEvent();\r\n destroyObservers();\r\n destroyElements();\r\n },\r\n ];\r\n};\r\n","import {\r\n directionIsRTL,\r\n getBoundingClientRect,\r\n offsetSize,\r\n on,\r\n preventDefault,\r\n runEachAndClear,\r\n stopPropagation,\r\n XY,\r\n} from 'support';\r\nimport { classNamesScrollbarInteraction } from 'classnames';\r\nimport type { ReadonlyOptions } from 'options';\r\nimport type { StructureSetupState } from 'setups';\r\nimport type {\r\n ScrollbarsSetupElementsObj,\r\n ScrollbarStructure,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.elements';\r\nimport { getEnvironment } from 'environment';\r\n\r\nexport type ScrollbarsSetupEvents = (\r\n scrollbarStructure: ScrollbarStructure,\r\n scrollbarsAddRemoveClass: ScrollbarsSetupElementsObj['_scrollbarsAddRemoveClass'],\r\n documentElm: Document,\r\n scrollOffsetElm: HTMLElement,\r\n isHorizontal?: boolean\r\n) => () => void;\r\n\r\nconst { round } = Math;\r\nconst getClientOffset = (event: PointerEvent): XY => ({\r\n x: event.clientX,\r\n y: event.clientY,\r\n});\r\nconst getScale = (element: HTMLElement): XY => {\r\n const { width, height } = getBoundingClientRect(element);\r\n const { w, h } = offsetSize(element);\r\n return {\r\n x: round(width) / w || 1,\r\n y: round(height) / h || 1,\r\n };\r\n};\r\nconst continuePointerDown = (\r\n event: PointerEvent,\r\n options: ReadonlyOptions,\r\n scrollType: 'dragScroll' | 'clickScroll'\r\n) => {\r\n const scrollbarOptions = options.scrollbars;\r\n const { button, isPrimary, pointerType } = event;\r\n const { pointers } = scrollbarOptions;\r\n return (\r\n button === 0 &&\r\n isPrimary &&\r\n scrollbarOptions[scrollType] &&\r\n (pointers || []).includes(pointerType)\r\n );\r\n};\r\nconst createRootClickStopPropagationEvents = (scrollbar: HTMLElement, documentElm: Document) =>\r\n on(\r\n scrollbar,\r\n 'mousedown',\r\n on.bind(0, documentElm, 'click', stopPropagation, { _once: true, _capture: true }),\r\n { _capture: true }\r\n );\r\nconst createDragScrollingEvents = (\r\n options: ReadonlyOptions,\r\n doc: Document,\r\n scrollbarStructure: ScrollbarStructure,\r\n scrollOffsetElement: HTMLElement,\r\n structureSetupState: () => StructureSetupState,\r\n isHorizontal?: boolean\r\n) => {\r\n const { _rtlScrollBehavior } = getEnvironment();\r\n const { _handle, _track, _scrollbar } = scrollbarStructure;\r\n const scrollOffsetKey = `scroll${isHorizontal ? 'Left' : 'Top'}`;\r\n const xyKey = `${isHorizontal ? 'x' : 'y'}`;\r\n const whKey = `${isHorizontal ? 'w' : 'h'}`;\r\n const createOnPointerMoveHandler =\r\n (mouseDownScroll: number, mouseDownClientOffset: number, mouseDownInvertedScale: number) =>\r\n (event: PointerEvent) => {\r\n const { _overflowAmount } = structureSetupState();\r\n const movement =\r\n (getClientOffset(event)[xyKey] - mouseDownClientOffset) * mouseDownInvertedScale;\r\n const handleTrackDiff = offsetSize(_track)[whKey] - offsetSize(_handle)[whKey];\r\n const scrollDeltaPercent = movement / handleTrackDiff;\r\n const scrollDelta = scrollDeltaPercent * _overflowAmount[xyKey];\r\n const isRTL = directionIsRTL(_scrollbar);\r\n const negateMultiplactor =\r\n isRTL && isHorizontal ? (_rtlScrollBehavior.n || _rtlScrollBehavior.i ? 1 : -1) : 1;\r\n\r\n scrollOffsetElement[scrollOffsetKey] = mouseDownScroll + scrollDelta * negateMultiplactor;\r\n };\r\n\r\n return on(_handle, 'pointerdown', (pointerDownEvent: PointerEvent) => {\r\n if (continuePointerDown(pointerDownEvent, options, 'dragScroll')) {\r\n const offSelectStart = on(doc, 'selectstart', (event: Event) => preventDefault(event), {\r\n _passive: false,\r\n });\r\n const offPointerMove = on(\r\n _handle,\r\n 'pointermove',\r\n createOnPointerMoveHandler(\r\n scrollOffsetElement[scrollOffsetKey] || 0,\r\n getClientOffset(pointerDownEvent)[xyKey],\r\n 1 / getScale(scrollOffsetElement)[xyKey]\r\n )\r\n );\r\n\r\n on(\r\n _handle,\r\n 'pointerup',\r\n (pointerUpEvent: PointerEvent) => {\r\n offSelectStart();\r\n offPointerMove();\r\n _handle.releasePointerCapture(pointerUpEvent.pointerId);\r\n },\r\n { _once: true }\r\n );\r\n _handle.setPointerCapture(pointerDownEvent.pointerId);\r\n }\r\n });\r\n};\r\n\r\nexport const createScrollbarsSetupEvents =\r\n (\r\n options: ReadonlyOptions,\r\n structureSetupState: () => StructureSetupState\r\n ): ScrollbarsSetupEvents =>\r\n (scrollbarStructure, scrollbarsAddRemoveClass, documentElm, scrollOffsetElm, isHorizontal) => {\r\n const { _scrollbar } = scrollbarStructure;\r\n\r\n return runEachAndClear.bind(0, [\r\n on(_scrollbar, 'pointerenter', () => {\r\n scrollbarsAddRemoveClass(classNamesScrollbarInteraction, true);\r\n }),\r\n on(_scrollbar, 'pointerleave pointercancel', () => {\r\n scrollbarsAddRemoveClass(classNamesScrollbarInteraction);\r\n }),\r\n createRootClickStopPropagationEvents(_scrollbar, documentElm),\r\n createDragScrollingEvents(\r\n options,\r\n documentElm,\r\n scrollbarStructure,\r\n scrollOffsetElm,\r\n structureSetupState,\r\n isHorizontal\r\n ),\r\n ]);\r\n };\r\n","import { offsetSize } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport type { StructureSetupState } from 'setups';\r\n\r\nconst { min, max, abs, round } = Math;\r\n\r\nexport const getScrollbarHandleLengthRatio = (\r\n scrollbarHandle: HTMLElement,\r\n scrollbarTrack: HTMLElement,\r\n isHorizontal?: boolean,\r\n structureSetupState?: StructureSetupState\r\n) => {\r\n if (structureSetupState) {\r\n const axis = isHorizontal ? 'x' : 'y';\r\n const { _overflowAmount, _overflowEdge } = structureSetupState;\r\n\r\n const viewportSize = _overflowEdge[axis];\r\n const overflowAmount = _overflowAmount[axis];\r\n return max(0, min(1, viewportSize / (viewportSize + overflowAmount)));\r\n }\r\n const axis = isHorizontal ? 'w' : 'h';\r\n const handleSize = offsetSize(scrollbarHandle)[axis];\r\n const trackSize = offsetSize(scrollbarTrack)[axis];\r\n return max(0, min(1, handleSize / trackSize));\r\n};\r\n\r\nexport const getScrollbarHandleOffsetRatio = (\r\n scrollbarHandle: HTMLElement,\r\n scrollbarTrack: HTMLElement,\r\n scrollOffsetElement: HTMLElement,\r\n structureSetupState: StructureSetupState,\r\n isRTL: boolean,\r\n isHorizontal?: boolean\r\n) => {\r\n const { _rtlScrollBehavior } = getEnvironment();\r\n const axis = isHorizontal ? 'x' : 'y';\r\n const scrollLeftTop = isHorizontal ? 'Left' : 'Top';\r\n const { _overflowAmount } = structureSetupState;\r\n const scrollPositionMax = round(_overflowAmount[axis]);\r\n const scrollPosition = abs(scrollOffsetElement[`scroll${scrollLeftTop}`]);\r\n const handleRTL = isHorizontal && isRTL;\r\n const rtlNormalizedScrollPosition = _rtlScrollBehavior.i\r\n ? scrollPosition\r\n : scrollPositionMax - scrollPosition;\r\n const finalScrollPosition = handleRTL ? rtlNormalizedScrollPosition : scrollPosition;\r\n const scrollPercent = min(1, finalScrollPosition / scrollPositionMax);\r\n const lengthRatio = getScrollbarHandleLengthRatio(scrollbarHandle, scrollbarTrack, isHorizontal);\r\n\r\n return (1 / lengthRatio) * (1 - lengthRatio) * scrollPercent;\r\n};\r\n","import {\r\n addClass,\r\n appendChildren,\r\n createDiv,\r\n directionIsRTL,\r\n each,\r\n isBoolean,\r\n isEmptyArray,\r\n push,\r\n removeClass,\r\n removeElements,\r\n runEachAndClear,\r\n setT,\r\n style,\r\n} from 'support';\r\nimport {\r\n classNameScrollbar,\r\n classNameScrollbarHorizontal,\r\n classNameScrollbarVertical,\r\n classNameScrollbarTrack,\r\n classNameScrollbarHandle,\r\n classNamesScrollbarTransitionless,\r\n} from 'classnames';\r\nimport { getEnvironment } from 'environment';\r\nimport { dynamicInitializationElement as generalDynamicInitializationElement } from 'initialization';\r\nimport {\r\n getScrollbarHandleLengthRatio,\r\n getScrollbarHandleOffsetRatio,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.calculations';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type { ScrollbarsSetupEvents } from 'setups/scrollbarsSetup/scrollbarsSetup.events';\r\nimport type {\r\n ScrollbarsInitialization,\r\n ScrollbarsDynamicInitializationElement,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.initialization';\r\nimport type { StyleObject } from 'typings';\r\nimport { StructureSetupState } from 'setups';\r\n\r\nexport interface ScrollbarStructure {\r\n _scrollbar: HTMLElement;\r\n _track: HTMLElement;\r\n _handle: HTMLElement;\r\n}\r\n\r\nexport interface ScrollbarsSetupElement {\r\n _scrollbarStructures: ScrollbarStructure[];\r\n _clone: () => ScrollbarStructure;\r\n _handleStyle: (\r\n elmStyle: (\r\n scrollbarStructure: ScrollbarStructure\r\n ) => [HTMLElement | false | null | undefined, StyleObject]\r\n ) => void;\r\n}\r\n\r\nexport interface ScrollbarsSetupElementsObj {\r\n _scrollbarsAddRemoveClass: (\r\n classNames: string | false | null | undefined,\r\n add?: boolean,\r\n isHorizontal?: boolean\r\n ) => void;\r\n _refreshScrollbarsHandleLength: (structureSetupState: StructureSetupState) => void;\r\n _refreshScrollbarsHandleOffset: (structureSetupState: StructureSetupState) => void;\r\n _horizontal: ScrollbarsSetupElement;\r\n _vertical: ScrollbarsSetupElement;\r\n}\r\n\r\nexport type ScrollbarsSetupElements = [\r\n elements: ScrollbarsSetupElementsObj,\r\n appendElements: () => void,\r\n destroy: () => void\r\n];\r\n\r\nexport const createScrollbarsSetupElements = (\r\n target: InitializationTarget,\r\n structureSetupElements: StructureSetupElementsObj,\r\n scrollbarsSetupEvents: ScrollbarsSetupEvents\r\n): ScrollbarsSetupElements => {\r\n const { _getDefaultInitialization } = getEnvironment();\r\n const { scrollbarsSlot: defaultScrollbarsSlot } = _getDefaultInitialization();\r\n const { _documentElm, _target, _host, _viewport, _targetIsElm, _scrollOffsetElement } =\r\n structureSetupElements;\r\n const { scrollbarsSlot } = (_targetIsElm ? {} : target) as ScrollbarsInitialization;\r\n const evaluatedScrollbarSlot =\r\n generalDynamicInitializationElement(\r\n [_target, _host, _viewport],\r\n () => _host,\r\n defaultScrollbarsSlot,\r\n scrollbarsSlot\r\n );\r\n const scrollbarStructureAddRemoveClass = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n classNames: string | false | null | undefined,\r\n add?: boolean\r\n ) => {\r\n const action = add ? addClass : removeClass;\r\n each(scrollbarStructures, (scrollbarStructure) => {\r\n action(scrollbarStructure._scrollbar, classNames);\r\n });\r\n };\r\n const scrollbarsHandleStyle = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n elmStyle: (\r\n scrollbarStructure: ScrollbarStructure\r\n ) => [HTMLElement | false | null | undefined, StyleObject]\r\n ) => {\r\n each(scrollbarStructures, (scrollbarStructure) => {\r\n const [elm, styles] = elmStyle(scrollbarStructure);\r\n style(elm, styles);\r\n });\r\n };\r\n const scrollbarStructureRefreshHandleLength = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n structureSetupState: StructureSetupState,\r\n isHorizontal?: boolean\r\n ) => {\r\n scrollbarsHandleStyle(scrollbarStructures, (structure) => {\r\n const { _handle, _track } = structure;\r\n return [\r\n _handle,\r\n {\r\n [isHorizontal ? 'width' : 'height']: `${(\r\n getScrollbarHandleLengthRatio(_handle, _track, isHorizontal, structureSetupState) * 100\r\n ).toFixed(3)}%`,\r\n },\r\n ];\r\n });\r\n };\r\n const scrollbarStructureRefreshHandleOffset = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n structureSetupState: StructureSetupState,\r\n isHorizontal?: boolean\r\n ) => {\r\n const translateAxis = isHorizontal ? 'X' : 'Y';\r\n scrollbarsHandleStyle(scrollbarStructures, (structure) => {\r\n const { _handle, _track, _scrollbar } = structure;\r\n const offsetRatio = getScrollbarHandleOffsetRatio(\r\n _handle,\r\n _track,\r\n _scrollOffsetElement,\r\n structureSetupState,\r\n directionIsRTL(_scrollbar),\r\n isHorizontal\r\n );\r\n // eslint-disable-next-line no-self-compare\r\n const validOffsetRatio = offsetRatio === offsetRatio; // is false when offset is NaN\r\n return [\r\n _handle,\r\n {\r\n transform: validOffsetRatio\r\n ? `translate${translateAxis}(${(offsetRatio * 100).toFixed(3)}%)`\r\n : '',\r\n },\r\n ];\r\n });\r\n };\r\n\r\n const destroyFns: (() => void)[] = [];\r\n const horizontalScrollbars: ScrollbarStructure[] = [];\r\n const verticalScrollbars: ScrollbarStructure[] = [];\r\n\r\n const scrollbarsAddRemoveClass = (\r\n className: string | false | null | undefined,\r\n add?: boolean,\r\n onlyHorizontal?: boolean\r\n ) => {\r\n const singleAxis = isBoolean(onlyHorizontal);\r\n const runHorizontal = singleAxis ? onlyHorizontal : true;\r\n const runVertical = singleAxis ? !onlyHorizontal : true;\r\n runHorizontal && scrollbarStructureAddRemoveClass(horizontalScrollbars, className, add);\r\n runVertical && scrollbarStructureAddRemoveClass(verticalScrollbars, className, add);\r\n };\r\n const refreshScrollbarsHandleLength = (structureSetupState: StructureSetupState) => {\r\n scrollbarStructureRefreshHandleLength(horizontalScrollbars, structureSetupState, true);\r\n scrollbarStructureRefreshHandleLength(verticalScrollbars, structureSetupState);\r\n };\r\n const refreshScrollbarsHandleOffset = (structureSetupState: StructureSetupState) => {\r\n scrollbarStructureRefreshHandleOffset(horizontalScrollbars, structureSetupState, true);\r\n scrollbarStructureRefreshHandleOffset(verticalScrollbars, structureSetupState);\r\n };\r\n const generateScrollbarDOM = (isHorizontal?: boolean): ScrollbarStructure => {\r\n const scrollbarClassName = isHorizontal\r\n ? classNameScrollbarHorizontal\r\n : classNameScrollbarVertical;\r\n const arrToPush = isHorizontal ? horizontalScrollbars : verticalScrollbars;\r\n const transitionlessClass = isEmptyArray(arrToPush) ? classNamesScrollbarTransitionless : '';\r\n const scrollbar = createDiv(\r\n `${classNameScrollbar} ${scrollbarClassName} ${transitionlessClass}`\r\n );\r\n const track = createDiv(classNameScrollbarTrack);\r\n const handle = createDiv(classNameScrollbarHandle);\r\n const result = {\r\n _scrollbar: scrollbar,\r\n _track: track,\r\n _handle: handle,\r\n };\r\n\r\n appendChildren(scrollbar, track);\r\n appendChildren(track, handle);\r\n\r\n push(arrToPush, result);\r\n push(destroyFns, [\r\n removeElements.bind(0, scrollbar),\r\n scrollbarsSetupEvents(\r\n result,\r\n scrollbarsAddRemoveClass,\r\n _documentElm,\r\n _scrollOffsetElement,\r\n isHorizontal\r\n ),\r\n ]);\r\n\r\n return result;\r\n };\r\n const generateHorizontalScrollbarStructure = generateScrollbarDOM.bind(0, true);\r\n const generateVerticalScrollbarStructure = generateScrollbarDOM.bind(0, false);\r\n const appendElements = () => {\r\n appendChildren(evaluatedScrollbarSlot, horizontalScrollbars[0]._scrollbar);\r\n appendChildren(evaluatedScrollbarSlot, verticalScrollbars[0]._scrollbar);\r\n\r\n setT(() => {\r\n scrollbarsAddRemoveClass(classNamesScrollbarTransitionless);\r\n }, 300);\r\n };\r\n\r\n generateHorizontalScrollbarStructure();\r\n generateVerticalScrollbarStructure();\r\n\r\n return [\r\n {\r\n _refreshScrollbarsHandleLength: refreshScrollbarsHandleLength,\r\n _refreshScrollbarsHandleOffset: refreshScrollbarsHandleOffset,\r\n _scrollbarsAddRemoveClass: scrollbarsAddRemoveClass,\r\n _horizontal: {\r\n _scrollbarStructures: horizontalScrollbars,\r\n _clone: generateHorizontalScrollbarStructure,\r\n _handleStyle: scrollbarsHandleStyle.bind(0, horizontalScrollbars),\r\n },\r\n _vertical: {\r\n _scrollbarStructures: verticalScrollbars,\r\n _clone: generateVerticalScrollbarStructure,\r\n _handleStyle: scrollbarsHandleStyle.bind(0, verticalScrollbars),\r\n },\r\n },\r\n appendElements,\r\n runEachAndClear.bind(0, destroyFns),\r\n ];\r\n};\r\n","import {\r\n rAF,\r\n cAF,\r\n isFunction,\r\n on,\r\n runEachAndClear,\r\n setT,\r\n clearT,\r\n parent,\r\n scrollLeft,\r\n scrollTop,\r\n} from 'support';\r\nimport { createState, createOptionCheck } from 'setups/setups';\r\nimport { createScrollbarsSetupEvents } from 'setups/scrollbarsSetup/scrollbarsSetup.events';\r\nimport {\r\n createScrollbarsSetupElements,\r\n ScrollbarsSetupElementsObj,\r\n ScrollbarStructure,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.elements';\r\nimport {\r\n classNamesScrollbarVisible,\r\n classNamesScrollbarUnusable,\r\n classNamesScrollbarCornerless,\r\n classNamesScrollbarAutoHidden,\r\n classNamesScrollbarHandleInteractive,\r\n classNamesScrollbarTrackInteractive,\r\n classNameScrollbarRtl,\r\n} from 'classnames';\r\nimport type { StructureSetupUpdateHints } from 'setups/structureSetup/structureSetup.update';\r\nimport type {\r\n ReadonlyOptions,\r\n ScrollbarVisibilityBehavior,\r\n ScrollbarAutoHideBehavior,\r\n} from 'options';\r\nimport type { Setup, StructureSetupState, StructureSetupStaticState } from 'setups';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { DeepPartial, OverflowStyle, StyleObject } from 'typings';\r\n\r\n// eslint-disable-next-line @typescript-eslint/no-empty-interface\r\nexport interface ScrollbarsSetupState {}\r\n\r\nexport interface ScrollbarsSetupStaticState {\r\n _elements: ScrollbarsSetupElementsObj;\r\n _appendElements: () => void;\r\n}\r\n\r\nconst createSelfCancelTimeout = (timeout?: number | (() => number)) => {\r\n let id: number;\r\n const setTFn = timeout ? setT : rAF!;\r\n const clearTFn = timeout ? clearT : cAF!;\r\n return [\r\n (callback: () => any) => {\r\n clearTFn(id);\r\n // @ts-ignore\r\n id = setTFn(callback, isFunction(timeout) ? timeout() : timeout);\r\n },\r\n () => clearTFn(id),\r\n ] as [timeout: (callback: () => any) => void, clear: () => void];\r\n};\r\n\r\nexport const createScrollbarsSetup = (\r\n target: InitializationTarget,\r\n options: ReadonlyOptions,\r\n structureSetupState: (() => StructureSetupState) & StructureSetupStaticState\r\n): Setup<\r\n ScrollbarsSetupState,\r\n ScrollbarsSetupStaticState,\r\n [DeepPartial]\r\n> => {\r\n let autoHideIsMove: boolean;\r\n let autoHideIsLeave: boolean;\r\n let autoHideNotNever: boolean;\r\n let mouseInHost: boolean | undefined;\r\n let prevTheme: string | null | undefined;\r\n let globalAutoHideDelay = 0;\r\n\r\n const state = createState({});\r\n const [getState] = state;\r\n const [requestMouseMoveAnimationFrame, cancelMouseMoveAnimationFrame] = createSelfCancelTimeout();\r\n const [requestScrollAnimationFrame, cancelScrollAnimationFrame] = createSelfCancelTimeout();\r\n const [scrollTimeout, clearScrollTimeout] = createSelfCancelTimeout(100);\r\n const [auotHideMoveTimeout, clearAutoHideTimeout] = createSelfCancelTimeout(100);\r\n const [auotHideTimeout, clearAutoTimeout] = createSelfCancelTimeout(() => globalAutoHideDelay);\r\n const [elements, appendElements, destroyElements] = createScrollbarsSetupElements(\r\n target,\r\n structureSetupState._elements,\r\n createScrollbarsSetupEvents(options, structureSetupState)\r\n );\r\n const {\r\n _host,\r\n _viewport,\r\n _scrollOffsetElement,\r\n _scrollEventElement,\r\n _viewportIsTarget,\r\n _isBody,\r\n } = structureSetupState._elements;\r\n const {\r\n _horizontal,\r\n _vertical,\r\n _scrollbarsAddRemoveClass: scrollbarsAddRemoveClass,\r\n _refreshScrollbarsHandleLength,\r\n _refreshScrollbarsHandleOffset,\r\n } = elements;\r\n const { _handleStyle: styleHorizontal } = _horizontal;\r\n const { _handleStyle: styleVertical } = _vertical;\r\n const styleScrollbarPosition = (structure: ScrollbarStructure) => {\r\n const { _scrollbar } = structure;\r\n const elm = _viewportIsTarget && !_isBody && parent(_scrollbar) === _viewport && _scrollbar;\r\n return [\r\n elm,\r\n {\r\n transform: elm\r\n ? `translate(${scrollLeft(_scrollOffsetElement)}px, ${scrollTop(_scrollOffsetElement)}px)`\r\n : '',\r\n },\r\n ] as [HTMLElement | false, StyleObject];\r\n };\r\n const manageScrollbarsAutoHide = (removeAutoHide: boolean, delayless?: boolean) => {\r\n clearAutoTimeout();\r\n if (removeAutoHide) {\r\n scrollbarsAddRemoveClass(classNamesScrollbarAutoHidden);\r\n } else {\r\n const hide = () => scrollbarsAddRemoveClass(classNamesScrollbarAutoHidden, true);\r\n if (globalAutoHideDelay > 0 && !delayless) {\r\n auotHideTimeout(hide);\r\n } else {\r\n hide();\r\n }\r\n }\r\n };\r\n const onHostMouseEnter = () => {\r\n mouseInHost = autoHideIsLeave;\r\n mouseInHost && manageScrollbarsAutoHide(true);\r\n };\r\n\r\n const destroyFns: (() => void)[] = [\r\n clearScrollTimeout,\r\n clearAutoTimeout,\r\n clearAutoHideTimeout,\r\n cancelScrollAnimationFrame,\r\n cancelMouseMoveAnimationFrame,\r\n destroyElements,\r\n\r\n on(_host, 'pointerover', onHostMouseEnter, { _once: true }),\r\n on(_host, 'pointerenter', onHostMouseEnter),\r\n on(_host, 'pointerleave', () => {\r\n mouseInHost = false;\r\n autoHideIsLeave && manageScrollbarsAutoHide(false);\r\n }),\r\n on(_host, 'pointermove', () => {\r\n autoHideIsMove &&\r\n requestMouseMoveAnimationFrame(() => {\r\n clearScrollTimeout();\r\n manageScrollbarsAutoHide(true);\r\n auotHideMoveTimeout(() => {\r\n autoHideIsMove && manageScrollbarsAutoHide(false);\r\n });\r\n });\r\n }),\r\n on(_scrollEventElement, 'scroll', () => {\r\n requestScrollAnimationFrame(() => {\r\n _refreshScrollbarsHandleOffset(structureSetupState());\r\n\r\n autoHideNotNever && manageScrollbarsAutoHide(true);\r\n scrollTimeout(() => {\r\n autoHideNotNever && !mouseInHost && manageScrollbarsAutoHide(false);\r\n });\r\n });\r\n\r\n _viewportIsTarget && styleHorizontal(styleScrollbarPosition);\r\n _viewportIsTarget && styleVertical(styleScrollbarPosition);\r\n }),\r\n ];\r\n const scrollbarsSetupState = getState.bind(0) as (() => ScrollbarsSetupState) &\r\n ScrollbarsSetupStaticState;\r\n scrollbarsSetupState._elements = elements;\r\n scrollbarsSetupState._appendElements = appendElements;\r\n\r\n return [\r\n (changedOptions, force, structureUpdateHints) => {\r\n const {\r\n _overflowEdgeChanged,\r\n _overflowAmountChanged,\r\n _overflowStyleChanged,\r\n _directionChanged,\r\n } = structureUpdateHints;\r\n const checkOption = createOptionCheck(options, changedOptions, force);\r\n const currStructureSetupState = structureSetupState();\r\n const { _overflowAmount, _overflowStyle, _directionIsRTL } = currStructureSetupState;\r\n const [theme, themeChanged] = checkOption('scrollbars.theme');\r\n const [visibility, visibilityChanged] =\r\n checkOption('scrollbars.visibility');\r\n const [autoHide, autoHideChanged] =\r\n checkOption('scrollbars.autoHide');\r\n const [autoHideDelay] = checkOption('scrollbars.autoHideDelay');\r\n const [dragScroll, dragScrollChanged] = checkOption('scrollbars.dragScroll');\r\n const [clickScroll, clickScrollChanged] = checkOption('scrollbars.clickScroll');\r\n\r\n const updateHandle =\r\n _overflowEdgeChanged || _overflowAmountChanged || _directionChanged || force;\r\n const updateVisibility = _overflowStyleChanged || visibilityChanged || force;\r\n\r\n const setScrollbarVisibility = (overflowStyle: OverflowStyle, isHorizontal: boolean) => {\r\n const isVisible =\r\n visibility === 'visible' || (visibility === 'auto' && overflowStyle === 'scroll');\r\n scrollbarsAddRemoveClass(classNamesScrollbarVisible, isVisible, isHorizontal);\r\n return isVisible;\r\n };\r\n\r\n globalAutoHideDelay = autoHideDelay;\r\n\r\n if (themeChanged) {\r\n scrollbarsAddRemoveClass(prevTheme);\r\n scrollbarsAddRemoveClass(theme, true);\r\n\r\n prevTheme = theme;\r\n }\r\n if (autoHideChanged) {\r\n autoHideIsMove = autoHide === 'move';\r\n autoHideIsLeave = autoHide === 'leave';\r\n autoHideNotNever = autoHide !== 'never';\r\n manageScrollbarsAutoHide(!autoHideNotNever, true);\r\n }\r\n if (dragScrollChanged) {\r\n scrollbarsAddRemoveClass(classNamesScrollbarHandleInteractive, dragScroll);\r\n }\r\n if (clickScrollChanged) {\r\n scrollbarsAddRemoveClass(classNamesScrollbarTrackInteractive, clickScroll);\r\n }\r\n if (updateVisibility) {\r\n const xVisible = setScrollbarVisibility(_overflowStyle.x, true);\r\n const yVisible = setScrollbarVisibility(_overflowStyle.y, false);\r\n const hasCorner = xVisible && yVisible;\r\n\r\n scrollbarsAddRemoveClass(classNamesScrollbarCornerless, !hasCorner);\r\n }\r\n if (updateHandle) {\r\n _refreshScrollbarsHandleLength(currStructureSetupState);\r\n _refreshScrollbarsHandleOffset(currStructureSetupState);\r\n\r\n scrollbarsAddRemoveClass(classNamesScrollbarUnusable, !_overflowAmount.x, true);\r\n scrollbarsAddRemoveClass(classNamesScrollbarUnusable, !_overflowAmount.y, false);\r\n scrollbarsAddRemoveClass(classNameScrollbarRtl, _directionIsRTL && !_isBody);\r\n }\r\n },\r\n scrollbarsSetupState,\r\n runEachAndClear.bind(0, destroyFns),\r\n ];\r\n};\r\n","import { OverlayScrollbars } from 'overlayscrollbars';\r\n\r\nconst targetInstanceMap: WeakMap = new WeakMap();\r\n\r\n/**\r\n * Adds the given OverlayScrollbars instance to the given element.\r\n * @param target The element which is the target of the OverlayScrollbars instance.\r\n * @param osInstance The OverlayScrollbars instance.\r\n */\r\nexport const addInstance = (target: Element, osInstance: OverlayScrollbars): void => {\r\n targetInstanceMap.set(target, osInstance);\r\n};\r\n\r\n/**\r\n * Removes a OverlayScrollbars instance from the given element.\r\n * @param target The element from which its OverlayScrollbars instance shall be removed.\r\n */\r\nexport const removeInstance = (target: Element): void => {\r\n targetInstanceMap.delete(target);\r\n};\r\n\r\n/**\r\n * Gets the OverlayScrollbars from the given element or undefined if it doesn't have one.\r\n * @param target The element of which its OverlayScrollbars instance shall be get.\r\n */\r\nexport const getInstance = (target: Element): OverlayScrollbars | undefined =>\r\n targetInstanceMap.get(target);\r\n","import {\r\n assignDeep,\r\n isEmptyObject,\r\n each,\r\n isFunction,\r\n keys,\r\n isHTMLElement,\r\n XY,\r\n TRBL,\r\n createEventListenerHub,\r\n isPlainObject,\r\n} from 'support';\r\nimport { createStructureSetup, createScrollbarsSetup } from 'setups';\r\nimport { getOptionsDiff, Options, ReadonlyOptions } from 'options';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n getPlugins,\r\n addPlugin,\r\n optionsValidationPluginName,\r\n Plugin,\r\n OptionsValidationPluginInstance,\r\n} from 'plugins';\r\nimport { addInstance, getInstance, removeInstance } from 'instances';\r\nimport type { DeepPartial, OverflowStyle } from 'typings';\r\nimport { InitializationTarget, Initialization, cancelInitialization } from 'initialization';\r\nimport type {\r\n InitialEventListeners as GeneralInitialEventListeners,\r\n EventListener as GeneralEventListener,\r\n} from 'support/eventListeners';\r\nimport {\r\n ScrollbarsSetupElement,\r\n ScrollbarStructure,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.elements';\r\n\r\n// Notes:\r\n// Height intrinsic detection use \"content: true\" init strategy - or open ticket for custom height intrinsic observer\r\n\r\nexport interface OverlayScrollbarsStatic {\r\n (target: InitializationTarget): OverlayScrollbars | undefined;\r\n (\r\n target: InitializationTarget,\r\n options: DeepPartial,\r\n eventListeners?: GeneralInitialEventListeners\r\n ): OverlayScrollbars;\r\n\r\n plugin(plugin: Plugin | Plugin[]): void;\r\n valid(osInstance: any): boolean;\r\n env(): Environment;\r\n}\r\n\r\nexport interface Environment {\r\n scrollbarsSize: XY;\r\n scrollbarsOverlaid: XY;\r\n scrollbarsHiding: boolean;\r\n rtlScrollBehavior: { n: boolean; i: boolean };\r\n flexboxGlue: boolean;\r\n cssCustomProperties: boolean;\r\n staticDefaultInitialization: Initialization;\r\n staticDefaultOptions: Options;\r\n\r\n getDefaultInitialization(): Initialization;\r\n setDefaultInitialization(newDefaultInitialization: DeepPartial): void;\r\n getDefaultOptions(): Options;\r\n setDefaultOptions(newDefaultOptions: DeepPartial): void;\r\n}\r\n\r\nexport interface State {\r\n padding: TRBL;\r\n paddingAbsolute: boolean;\r\n overflowEdge: XY;\r\n overflowAmount: XY;\r\n overflowStyle: XY;\r\n hasOverflow: XY;\r\n directionRTL: boolean;\r\n destroyed: boolean;\r\n}\r\n\r\nexport interface ScrollbarElements {\r\n scrollbar: HTMLElement;\r\n track: HTMLElement;\r\n handle: HTMLElement;\r\n}\r\n\r\nexport interface CloneableScrollbarElements extends ScrollbarElements {\r\n clone(): ScrollbarElements;\r\n}\r\n\r\nexport interface Elements {\r\n target: HTMLElement;\r\n host: HTMLElement;\r\n padding: HTMLElement;\r\n viewport: HTMLElement;\r\n content: HTMLElement;\r\n scrollOffsetElement: HTMLElement;\r\n scrollEventElement: HTMLElement | Document;\r\n scrollbarHorizontal: CloneableScrollbarElements;\r\n scrollbarVertical: CloneableScrollbarElements;\r\n}\r\n\r\nexport interface OnUpdatedEventListenerArgs {\r\n updateHints: {\r\n sizeChanged: boolean;\r\n directionChanged: boolean;\r\n heightIntrinsicChanged: boolean;\r\n overflowEdgeChanged: boolean;\r\n overflowAmountChanged: boolean;\r\n overflowStyleChanged: boolean;\r\n hostMutation: boolean;\r\n contentMutation: boolean;\r\n };\r\n changedOptions: DeepPartial;\r\n force: boolean;\r\n}\r\n\r\nexport type EventListenerMap = {\r\n /**\r\n * Triggered after all elements are initialized and appended.\r\n */\r\n initialized: [instance: OverlayScrollbars];\r\n /**\r\n * Triggered after an update.\r\n */\r\n updated: [instance: OverlayScrollbars, onUpdatedArgs: OnUpdatedEventListenerArgs];\r\n /**\r\n * Triggered after all elements, observers and events are destroyed.\r\n */\r\n destroyed: [instance: OverlayScrollbars, canceled: boolean];\r\n};\r\n\r\nexport type InitialEventListeners = GeneralInitialEventListeners;\r\n\r\nexport type EventListener = GeneralEventListener<\r\n EventListenerMap,\r\n Name\r\n>;\r\n\r\nexport interface OverlayScrollbars {\r\n options(): Options;\r\n options(newOptions?: DeepPartial): Options;\r\n\r\n update(force?: boolean): OverlayScrollbars;\r\n\r\n destroy(): void;\r\n\r\n state(): State;\r\n\r\n elements(): Elements;\r\n\r\n on(name: Name, listener: EventListener): () => void;\r\n on(name: Name, listener: EventListener[]): () => void;\r\n\r\n off(name: Name, listener: EventListener): void;\r\n off(name: Name, listener: EventListener[]): void;\r\n}\r\n\r\n// eslint-disable-next-line @typescript-eslint/no-redeclare\r\nexport const OverlayScrollbars: OverlayScrollbarsStatic = (\r\n target: InitializationTarget,\r\n options?: DeepPartial,\r\n eventListeners?: GeneralInitialEventListeners\r\n) => {\r\n const { _getDefaultOptions, _addListener: addEnvListener } = getEnvironment();\r\n const plugins = getPlugins();\r\n const targetIsElement = isHTMLElement(target);\r\n const instanceTarget = targetIsElement ? target : target.target;\r\n const potentialInstance = getInstance(instanceTarget);\r\n if (options && !potentialInstance) {\r\n let destroyed = false;\r\n const optionsValidationPlugin = plugins[\r\n optionsValidationPluginName\r\n ] as OptionsValidationPluginInstance;\r\n const validateOptions = (newOptions?: DeepPartial) => {\r\n const opts = newOptions || {};\r\n const validate = optionsValidationPlugin && optionsValidationPlugin._;\r\n return validate ? validate(opts, true) : opts;\r\n };\r\n const currentOptions: ReadonlyOptions = assignDeep(\r\n {},\r\n _getDefaultOptions(),\r\n validateOptions(options)\r\n );\r\n const [addEvent, removeEvent, triggerEvent] = createEventListenerHub(eventListeners);\r\n const [updateStructure, structureState, destroyStructure] = createStructureSetup(\r\n target,\r\n currentOptions\r\n );\r\n const [updateScrollbars, scrollbarsState, destroyScrollbars] = createScrollbarsSetup(\r\n target,\r\n currentOptions,\r\n structureState\r\n );\r\n const update = (changedOptions: DeepPartial, force?: boolean) => {\r\n updateStructure(changedOptions, !!force);\r\n };\r\n const removeEnvListener = addEnvListener(update.bind(0, {}, true));\r\n const destroy = (canceled?: boolean) => {\r\n removeInstance(instanceTarget);\r\n removeEnvListener();\r\n\r\n destroyScrollbars();\r\n destroyStructure();\r\n\r\n destroyed = true;\r\n\r\n // eslint-disable-next-line @typescript-eslint/no-use-before-define\r\n triggerEvent('destroyed', [instance, !!canceled]);\r\n removeEvent();\r\n };\r\n\r\n const instance: OverlayScrollbars = {\r\n options(newOptions?: DeepPartial) {\r\n if (newOptions) {\r\n const changedOptions = getOptionsDiff(currentOptions, validateOptions(newOptions));\r\n\r\n if (!isEmptyObject(changedOptions)) {\r\n assignDeep(currentOptions, changedOptions);\r\n update(changedOptions);\r\n }\r\n }\r\n return assignDeep({}, currentOptions);\r\n },\r\n on: addEvent,\r\n off: (name, listener) => {\r\n name && listener && removeEvent(name, listener as any);\r\n },\r\n state() {\r\n const {\r\n _overflowEdge,\r\n _overflowAmount,\r\n _overflowStyle,\r\n _hasOverflow,\r\n _padding,\r\n _paddingAbsolute,\r\n _directionIsRTL,\r\n } = structureState();\r\n return assignDeep(\r\n {},\r\n {\r\n overflowEdge: _overflowEdge,\r\n overflowAmount: _overflowAmount,\r\n overflowStyle: _overflowStyle,\r\n hasOverflow: _hasOverflow,\r\n padding: _padding,\r\n paddingAbsolute: _paddingAbsolute,\r\n directionRTL: _directionIsRTL,\r\n destroyed,\r\n }\r\n );\r\n },\r\n elements() {\r\n const {\r\n _target,\r\n _host,\r\n _padding,\r\n _viewport,\r\n _content,\r\n _scrollOffsetElement,\r\n _scrollEventElement,\r\n } = structureState._elements;\r\n const { _horizontal, _vertical } = scrollbarsState._elements;\r\n const translateScrollbarStructure = (\r\n scrollbarStructure: ScrollbarStructure\r\n ): ScrollbarElements => {\r\n const { _handle, _track, _scrollbar } = scrollbarStructure;\r\n return {\r\n scrollbar: _scrollbar,\r\n track: _track,\r\n handle: _handle,\r\n };\r\n };\r\n const translateScrollbarsSetupElement = (\r\n scrollbarsSetupElement: ScrollbarsSetupElement\r\n ): CloneableScrollbarElements => {\r\n const { _scrollbarStructures, _clone } = scrollbarsSetupElement;\r\n const translatedStructure = translateScrollbarStructure(_scrollbarStructures[0]);\r\n\r\n return assignDeep({}, translatedStructure, {\r\n clone: () => {\r\n const result = translateScrollbarStructure(_clone());\r\n updateScrollbars({}, true, {});\r\n return result;\r\n },\r\n });\r\n };\r\n return assignDeep(\r\n {},\r\n {\r\n target: _target,\r\n host: _host,\r\n padding: _padding || _viewport,\r\n viewport: _viewport,\r\n content: _content || _viewport,\r\n scrollOffsetElement: _scrollOffsetElement,\r\n scrollEventElement: _scrollEventElement,\r\n scrollbarHorizontal: translateScrollbarsSetupElement(_horizontal),\r\n scrollbarVertical: translateScrollbarsSetupElement(_vertical),\r\n }\r\n );\r\n },\r\n update(force?: boolean) {\r\n update({}, force);\r\n return instance;\r\n },\r\n destroy: destroy.bind(0),\r\n };\r\n\r\n structureState._addOnUpdatedListener((updateHints, changedOptions, force: boolean) => {\r\n updateScrollbars(changedOptions, force, updateHints);\r\n });\r\n\r\n each(keys(plugins), (pluginName) => {\r\n const pluginInstance = plugins[pluginName];\r\n if (isFunction(pluginInstance)) {\r\n pluginInstance(OverlayScrollbars, instance);\r\n }\r\n });\r\n\r\n if (cancelInitialization(!targetIsElement && target.cancel, structureState._elements)) {\r\n destroy(true);\r\n return instance;\r\n }\r\n\r\n structureState._appendElements();\r\n scrollbarsState._appendElements();\r\n\r\n addInstance(instanceTarget, instance);\r\n triggerEvent('initialized', [instance]);\r\n\r\n structureState._addOnUpdatedListener((updateHints, changedOptions, force) => {\r\n const {\r\n _sizeChanged,\r\n _directionChanged,\r\n _heightIntrinsicChanged,\r\n _overflowEdgeChanged,\r\n _overflowAmountChanged,\r\n _overflowStyleChanged,\r\n _contentMutation,\r\n _hostMutation,\r\n } = updateHints;\r\n\r\n triggerEvent('updated', [\r\n instance,\r\n {\r\n updateHints: {\r\n sizeChanged: _sizeChanged,\r\n directionChanged: _directionChanged,\r\n heightIntrinsicChanged: _heightIntrinsicChanged,\r\n overflowEdgeChanged: _overflowEdgeChanged,\r\n overflowAmountChanged: _overflowAmountChanged,\r\n overflowStyleChanged: _overflowStyleChanged,\r\n contentMutation: _contentMutation,\r\n hostMutation: _hostMutation,\r\n },\r\n changedOptions,\r\n force,\r\n },\r\n ]);\r\n });\r\n\r\n return instance.update(true);\r\n }\r\n return potentialInstance!;\r\n};\r\n\r\nOverlayScrollbars.plugin = addPlugin;\r\nOverlayScrollbars.valid = (osInstance: any) => {\r\n const hasElmsFn = osInstance && (osInstance as OverlayScrollbars).elements;\r\n const elements = isFunction(hasElmsFn) && hasElmsFn();\r\n return isPlainObject(elements) && !!getInstance(elements.target);\r\n};\r\nOverlayScrollbars.env = () => {\r\n const {\r\n _nativeScrollbarsSize,\r\n _nativeScrollbarsOverlaid,\r\n _nativeScrollbarsHiding,\r\n _rtlScrollBehavior,\r\n _flexboxGlue,\r\n _cssCustomProperties,\r\n _staticDefaultInitialization,\r\n _staticDefaultOptions,\r\n _getDefaultInitialization,\r\n _setDefaultInitialization,\r\n _getDefaultOptions,\r\n _setDefaultOptions,\r\n } = getEnvironment();\r\n return assignDeep(\r\n {},\r\n {\r\n scrollbarsSize: _nativeScrollbarsSize,\r\n scrollbarsOverlaid: _nativeScrollbarsOverlaid,\r\n scrollbarsHiding: _nativeScrollbarsHiding,\r\n rtlScrollBehavior: _rtlScrollBehavior,\r\n flexboxGlue: _flexboxGlue,\r\n cssCustomProperties: _cssCustomProperties,\r\n staticDefaultInitialization: _staticDefaultInitialization,\r\n staticDefaultOptions: _staticDefaultOptions,\r\n\r\n getDefaultInitialization: _getDefaultInitialization,\r\n setDefaultInitialization: _setDefaultInitialization,\r\n getDefaultOptions: _getDefaultOptions,\r\n setDefaultOptions: _setDefaultOptions,\r\n }\r\n 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C({},{target:t,host:e,padding:n||r,viewport:r,content:o||r,scrollOffsetElement:i,scrollEventElement:s,scrollbarHorizontal:d(l),scrollbarVertical:d(c)})},update:t=>(T({},t),A),destroy:R.bind(0)};return m.Vt(((t,e,n)=>{$(e,n,t)})),t(L(c),(t=>{const e=c[t];h(e)&&e(Hn,A)})),((t,e)=>{const{nativeScrollbarsOverlaid:n,body:r}=t||{},{W:o,X:i}=e,{Y:c,I:a}=je(),{nativeScrollbarsOverlaid:d,body:u}=c().cancel,h=null!=n?n:d,p=s(r)?u:r,f=(a.x||a.y)&&h,g=o&&(l(p)?!i:p);return!!f||!!g})(!a&&e.cancel,m.Yt)?(R(!0),A):(m.jt(),S.jt(),((t,e)=>{An.set(t,e)})(d,A),v("initialized",[A]),m.Vt(((t,e,n)=>{const{ht:r,wt:o,_t:i,Tt:s,zt:l,At:c,gt:a,$t:d}=t;v("updated",[A,{updateHints:{sizeChanged:r,directionChanged:o,heightIntrinsicChanged:i,overflowEdgeChanged:s,overflowAmountChanged:l,overflowStyleChanged:c,contentMutation:a,hostMutation:d},changedOptions:e,force:n}])})),A.update(!0))}return u};Hn.plugin=e=>{t(p(e)?e:[e],(t=>{const e=L(t)[0];Ee[e]=t[e]}))},Hn.valid=t=>{const e=t&&t.elements,n=h(e)&&e();return w(n)&&!!Bn(n.target)},Hn.env=()=>{const{k:t,I:e,T:n,B:r,V:o,L:i,N:s,U:l,Y:c,q:a,F:d,G:u}=je();return C({},{scrollbarsSize:t,scrollbarsOverlaid:e,scrollbarsHiding:n,rtlScrollBehavior:r,flexboxGlue:o,cssCustomProperties:i,staticDefaultInitialization:s,staticDefaultOptions:l,getDefaultInitialization:c,setDefaultInitialization:a,getDefaultOptions:d,setDefaultOptions:u})};export{Hn as OverlayScrollbars,Ie as scrollbarsHidingPlugin,De as sizeObserverPlugin}; \ No newline at end of file diff --git a/packages/overlayscrollbars/dist/overlayscrollbars.js b/packages/overlayscrollbars/dist/overlayscrollbars.js index e504e99..dfa890d 100644 --- a/packages/overlayscrollbars/dist/overlayscrollbars.js +++ b/packages/overlayscrollbars/dist/overlayscrollbars.js @@ -1355,6 +1355,7 @@ W(Z, J); y(K, X.bind(0, J)); } + rr = 0; }; return [ I, er, O.bind(0, K) ]; }; @@ -2608,158 +2609,160 @@ } }, Q, O.bind(0, K) ]; }; - var On = new Set; - var xn = new WeakMap; - var En = function addInstance(r, a) { - xn.set(r, a); - On.add(r); + var On = new WeakMap; + var xn = function addInstance(r, a) { + On.set(r, a); }; - var An = function removeInstance(r) { - xn.delete(r); + var En = function removeInstance(r) { On.delete(r); }; - var Pn = function getInstance(r) { - return xn.get(r); + var An = function getInstance(r) { + return On.get(r); }; - var zn = function OverlayScrollbars(r, a, e) { - var n = false; - var t = me(), i = t.Y, v = t.q; - var o = ka(); - var u = b(r); - var f = u ? r : r.target; - var l = Pn(f); - if (l) { - return l; - } - var c = o[re]; - var d = function validateOptions(r) { - var a = r || {}; - var e = c && c.P; - return e ? e(a, true) : a; - }; - var g = A({}, i(), d(a)); - var h = Zr(e), p = h[0], w = h[1], m = h[2]; - var y = vn(r, g), S = y[0], C = y[1], O = y[2]; - var x = Cn(r, g, C), z = x[0], T = x[1], L = x[2]; - var H = function update(r, a) { - S(r, !!a); - }; - var D = v(H.bind(0, {}, true)); - var M = function destroy(r) { - An(f); - D(); - L(); - O(); - n = true; - m("destroyed", [ R, !!r ]); - w(); - }; - var R = { - options: function options(r) { - if (r) { - var a = Va(g, d(r)); - if (!P(a)) { - A(g, a); - H(a); - } - } - return A({}, g); - }, - on: p, - off: function off(r, a) { - r && a && w(r, a); - }, - state: function state() { - var r = C(), a = r.Er, e = r.Ar, t = r.Cr, i = r.Pr, v = r.ar, o = r.mr, u = r.br; - return A({}, { - overflowEdge: a, - overflowAmount: e, - overflowStyle: t, - hasOverflow: i, - padding: v, - paddingAbsolute: o, - directionRTL: u, - destroyed: n - }); - }, - elements: function elements() { - var r = C.Ur, a = r.J, e = r.K, n = r.ar, t = r.rr, i = r.er, v = r.tr, o = r.ir; - var u = T.Ur, f = u.$r, l = u.ra; - var c = function translateScrollbarStructure(r) { - var a = r.Nr, e = r.Yr, n = r.Wr; - return { - scrollbar: n, - track: e, - handle: a - }; - }; - var s = function translateScrollbarsSetupElement(r) { - var a = r.Jr, e = r.Kr; - var n = c(a[0]); - return A({}, n, { - clone: function clone() { - var r = c(e()); - z({}, true, {}); - return r; + var Pn = function OverlayScrollbars(r, a, e) { + var n = me(), t = n.Y, i = n.q; + var v = ka(); + var o = b(r); + var u = o ? r : r.target; + var f = An(u); + if (a && !f) { + var l = false; + var c = v[re]; + var d = function validateOptions(r) { + var a = r || {}; + var e = c && c.P; + return e ? e(a, true) : a; + }; + var g = A({}, t(), d(a)); + var h = Zr(e), p = h[0], w = h[1], m = h[2]; + var y = vn(r, g), S = y[0], C = y[1], O = y[2]; + var x = Cn(r, g, C), z = x[0], T = x[1], L = x[2]; + var H = function update(r, a) { + S(r, !!a); + }; + var D = i(H.bind(0, {}, true)); + var M = function destroy(r) { + En(u); + D(); + L(); + O(); + l = true; + m("destroyed", [ R, !!r ]); + w(); + }; + var R = { + options: function options(r) { + if (r) { + var a = Va(g, d(r)); + if (!P(a)) { + A(g, a); + H(a); } - }); - }; - return A({}, { - target: a, - host: e, - padding: n || t, - viewport: t, - content: i || t, - scrollOffsetElement: v, - scrollEventElement: o, - scrollbarHorizontal: s(f), - scrollbarVertical: s(l) - }); - }, - update: function update(r) { - H({}, r); - return R; - }, - destroy: M.bind(0) - }; - C.Fr((function(r, a, e) { - z(a, e, r); - })); - each(E(o), (function(r) { - var a = o[r]; - if (s(a)) { - a(OverlayScrollbars, R); - } - })); - if (Oe(!u && r.cancel, C.Ur)) { - M(true); - return R; - } - C.qr(); - T.qr(); - En(f, R); - m("initialized", [ R ]); - C.Fr((function(r, a, e) { - var n = r.pr, t = r.wr, i = r.hr, v = r.Tr, o = r.Lr, u = r.zr, f = r._r, l = r.Or; - m("updated", [ R, { - updateHints: { - sizeChanged: n, - directionChanged: t, - heightIntrinsicChanged: i, - overflowEdgeChanged: v, - overflowAmountChanged: o, - overflowStyleChanged: u, - contentMutation: f, - hostMutation: l + } + return A({}, g); }, - changedOptions: a, - force: e - } ]); - })); - return R.update(true); + on: p, + off: function off(r, a) { + r && a && w(r, a); + }, + state: function state() { + var r = C(), a = r.Er, e = r.Ar, n = r.Cr, t = r.Pr, i = r.ar, v = r.mr, o = r.br; + return A({}, { + overflowEdge: a, + overflowAmount: e, + overflowStyle: n, + hasOverflow: t, + padding: i, + paddingAbsolute: v, + directionRTL: o, + destroyed: l + }); + }, + elements: function elements() { + var r = C.Ur, a = r.J, e = r.K, n = r.ar, t = r.rr, i = r.er, v = r.tr, o = r.ir; + var u = T.Ur, f = u.$r, l = u.ra; + var c = function translateScrollbarStructure(r) { + var a = r.Nr, e = r.Yr, n = r.Wr; + return { + scrollbar: n, + track: e, + handle: a + }; + }; + var s = function translateScrollbarsSetupElement(r) { + var a = r.Jr, e = r.Kr; + var n = c(a[0]); + return A({}, n, { + clone: function clone() { + var r = c(e()); + z({}, true, {}); + return r; + } + }); + }; + return A({}, { + target: a, + host: e, + padding: n || t, + viewport: t, + content: i || t, + scrollOffsetElement: v, + scrollEventElement: o, + scrollbarHorizontal: s(f), + scrollbarVertical: s(l) + }); + }, + update: function update(r) { + H({}, r); + return R; + }, + destroy: M.bind(0) + }; + C.Fr((function(r, a, e) { + z(a, e, r); + })); + each(E(v), (function(r) { + var a = v[r]; + if (s(a)) { + a(OverlayScrollbars, R); + } + })); + if (Oe(!o && r.cancel, C.Ur)) { + M(true); + return R; + } + C.qr(); + T.qr(); + xn(u, R); + m("initialized", [ R ]); + C.Fr((function(r, a, e) { + var n = r.pr, t = r.wr, i = r.hr, v = r.Tr, o = r.Lr, u = r.zr, f = r._r, l = r.Or; + m("updated", [ R, { + updateHints: { + sizeChanged: n, + directionChanged: t, + heightIntrinsicChanged: i, + overflowEdgeChanged: v, + overflowAmountChanged: o, + overflowStyleChanged: u, + contentMutation: f, + hostMutation: l + }, + changedOptions: a, + force: e + } ]); + })); + return R.update(true); + } + return f; }; - zn.plugin = Ba; - zn.env = function() { + Pn.plugin = Ba; + Pn.valid = function(r) { + var a = r && r.elements; + var e = s(a) && a(); + return p(e) && !!An(e.target); + }; + Pn.env = function() { var r = me(), a = r.k, e = r.H, n = r.L, t = r.B, i = r.F, v = r.D, o = r.G, u = r.X, f = r.U, l = r.N, c = r.Y, s = r.W; return A({}, { scrollbarsSize: a, @@ -2776,7 +2779,7 @@ setDefaultOptions: s }); }; - r.OverlayScrollbars = zn; + r.OverlayScrollbars = Pn; r.scrollbarsHidingPlugin = de; r.sizeObserverPlugin = ie; Object.defineProperty(r, "v", { diff --git a/packages/overlayscrollbars/dist/overlayscrollbars.js.map b/packages/overlayscrollbars/dist/overlayscrollbars.js.map index 97bcf3e..4f1eae1 100644 --- a/packages/overlayscrollbars/dist/overlayscrollbars.js.map +++ b/packages/overlayscrollbars/dist/overlayscrollbars.js.map @@ -1 +1 @@ -{"version":3,"file":"overlayscrollbars.js","sources":["../src/support/utils/array.ts","../src/support/dom/style.ts","../src/support/cache.ts","../src/support/utils/types.ts","../src/support/utils/object.ts","../src/support/dom/attribute.ts","../src/support/dom/traversal.ts","../src/support/dom/manipulation.ts","../src/support/dom/create.ts","../src/support/compatibility/vendors.ts","../src/support/compatibility/apis.ts","../src/support/dom/class.ts","../src/support/utils/equal.ts","../src/support/utils/function.ts","../src/support/dom/dimensions.ts","../src/support/dom/events.ts","../src/support/dom/offset.ts","../src/support/eventListeners.ts","../src/setups/setups.ts","../src/classnames.ts","../src/options.ts","../src/plugins/plugins.ts","../../../node_modules/@babel/runtime/helpers/extends.js","../src/plugins/optionsValidationPlugin/validation.ts","../src/plugins/optionsValidationPlugin/optionsValidationPlugin.ts","../src/plugins/sizeObserverPlugin/sizeObserverPlugin.ts","../src/plugins/scrollbarsHidingPlugin/scrollbarsHidingPlugin.ts","../src/environment.ts","../src/initialization.ts","../src/setups/structureSetup/structureSetup.elements.ts","../src/setups/structureSetup/updateSegments/trinsicUpdateSegment.ts","../src/setups/structureSetup/updateSegments/paddingUpdateSegment.ts","../src/setups/structureSetup/updateSegments/overflowUpdateSegment.ts","../src/setups/structureSetup/structureSetup.update.ts","../src/observers/sizeObserver.ts","../src/observers/trinsicObserver.ts","../src/observers/domObserver.ts","../src/setups/structureSetup/structureSetup.observers.ts","../src/setups/structureSetup/structureSetup.ts","../src/setups/scrollbarsSetup/scrollbarsSetup.events.ts","../src/setups/scrollbarsSetup/scrollbarsSetup.calculations.ts","../src/setups/scrollbarsSetup/scrollbarsSetup.elements.ts","../src/setups/scrollbarsSetup/scrollbarsSetup.ts","../src/instances.ts","../src/overlayscrollbars.ts"],"sourcesContent":["import { isArrayLike, isString } from 'support/utils/types';\r\nimport { PlainObject } from 'typings';\r\n\r\ntype RunEachItem = ((...args: any) => any | any[]) | null | undefined;\r\n\r\n/**\r\n * Iterates through a array or object\r\n * @param arrayLikeOrObject The array or object through which shall be iterated.\r\n * @param callback The function which is responsible for the iteration.\r\n * If the function returns true its treated like a \"continue\" statement.\r\n * If the function returns false its treated like a \"break\" statement.\r\n */\r\nexport function each(\r\n array: Array | ReadonlyArray,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | unknown\r\n): Array | ReadonlyArray;\r\nexport function each(\r\n array: Array | ReadonlyArray | false | null | undefined,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | unknown\r\n): Array | ReadonlyArray | false | null | undefined;\r\nexport function each(\r\n arrayLikeObject: ArrayLike,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | unknown\r\n): ArrayLike;\r\nexport function each(\r\n arrayLikeObject: ArrayLike | false | null | undefined,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | unknown\r\n): ArrayLike | false | null | undefined;\r\nexport function each(\r\n obj: PlainObject,\r\n callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | unknown\r\n): PlainObject;\r\nexport function each(\r\n obj: PlainObject | false | null | undefined,\r\n callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | unknown\r\n): PlainObject | false | null | undefined;\r\nexport function each(\r\n source: Array | ArrayLike | ReadonlyArray | PlainObject | false | null | undefined,\r\n callback: (value: T, indexOrKey: any, source: any) => boolean | unknown\r\n): Array | ArrayLike | ReadonlyArray | PlainObject | false | null | undefined {\r\n if (isArrayLike(source)) {\r\n for (let i = 0; i < source.length; i++) {\r\n if (callback(source[i], i, source) === false) {\r\n break;\r\n }\r\n }\r\n } else if (source) {\r\n each(Object.keys(source), (key) => callback(source[key], key, source));\r\n }\r\n return source;\r\n}\r\n\r\n/**\r\n * Returns the index of the given inside the given array or -1 if the given item isn't part of the given array.\r\n * @param arr The array.\r\n * @param item The item.\r\n * @param fromIndex The array index at which to begin the search. If fromIndex is omitted, the search starts at index 0.\r\n */\r\nexport const indexOf = (arr: T[], item: T, fromIndex?: number): number =>\r\n arr.indexOf(item, fromIndex);\r\n\r\n/**\r\n * Pushesh all given items into the given array and returns it.\r\n * @param array The array the items shall be pushed into.\r\n * @param items The items which shall be pushed into the array.\r\n */\r\nexport const push = (array: T[], items: T | ArrayLike, arrayIsSingleItem?: boolean): T[] => {\r\n !arrayIsSingleItem && !isString(items) && isArrayLike(items)\r\n ? Array.prototype.push.apply(array, items as T[])\r\n : array.push(items as T);\r\n return array;\r\n};\r\n\r\n/**\r\n * Creates a shallow-copied Array instance from an array-like or iterable object.\r\n * @param arr The object from which the array instance shall be created.\r\n */\r\nexport const from = (arr?: ArrayLike | Set) => {\r\n const original = Array.from;\r\n const result: T[] = [];\r\n\r\n if (original && arr) {\r\n return original(arr);\r\n }\r\n\r\n if (arr instanceof Set) {\r\n arr.forEach((value) => {\r\n push(result, value);\r\n });\r\n } else {\r\n each(arr, (elm) => {\r\n push(result, elm);\r\n });\r\n }\r\n\r\n return result;\r\n};\r\n\r\n/**\r\n * Check whether the passed array is empty.\r\n * @param array The array which shall be checked.\r\n */\r\nexport const isEmptyArray = (array: any[] | null | undefined): boolean =>\r\n !!array && array.length === 0;\r\n\r\n/**\r\n * Calls all functions in the passed array/set of functions.\r\n * @param arr The array filled with function which shall be called.\r\n * @param args The args with which each function is called.\r\n * @param keep True when the Set / array should not be cleared afterwards, false otherwise.\r\n */\r\nexport const runEachAndClear = (arr: RunEachItem[], args?: any[], keep?: boolean): void => {\r\n // eslint-disable-next-line prefer-spread\r\n const runFn = (fn: RunEachItem) => fn && fn.apply(undefined, args || []);\r\n each(arr, runFn);\r\n !keep && ((arr as any[]).length = 0);\r\n};\r\n","import { each, keys } from 'support/utils';\r\nimport { isString, isNumber, isArray, isUndefined } from 'support/utils/types';\r\nimport { PlainObject, StyleObject } from 'typings';\r\n\r\nexport interface TRBL {\r\n t: number;\r\n r: number;\r\n b: number;\r\n l: number;\r\n}\r\n\r\nconst cssNumber = {\r\n // animationiterationcount: 1,\r\n // columncount: 1,\r\n // fillopacity: 1,\r\n // flexgrow: 1,\r\n // flexshrink: 1,\r\n // fontweight: 1,\r\n // lineheight: 1,\r\n // order: 1,\r\n // orphans: 1,\r\n // widows: 1,\r\n // zoom: 1,\r\n opacity: 1,\r\n zindex: 1,\r\n};\r\n\r\nconst parseToZeroOrNumber = (value: string, toFloat?: boolean): number => {\r\n /* istanbul ignore next */\r\n const num = toFloat ? parseFloat(value) : parseInt(value, 10);\r\n // num === num means num is not NaN\r\n /* istanbul ignore next */\r\n return num === num ? num : 0; // eslint-disable-line no-self-compare\r\n};\r\n\r\nconst adaptCSSVal = (prop: string, val: string | number): string | number =>\r\n !cssNumber[prop.toLowerCase()] && isNumber(val) ? `${val}px` : val;\r\n\r\nconst getCSSVal = (elm: HTMLElement, computedStyle: CSSStyleDeclaration, prop: string): string =>\r\n /* istanbul ignore next */\r\n computedStyle != null\r\n ? computedStyle[prop] || computedStyle.getPropertyValue(prop)\r\n : elm.style[prop];\r\n\r\nconst setCSSVal = (elm: HTMLElement, prop: string, val: string | number): void => {\r\n try {\r\n const { style: elmStyle } = elm;\r\n if (!isUndefined(elmStyle[prop])) {\r\n elmStyle[prop] = adaptCSSVal(prop, val);\r\n } else {\r\n elmStyle.setProperty(prop, val as string);\r\n }\r\n } catch (e) {}\r\n};\r\n\r\n/**\r\n * Gets or sets the passed styles to the passed element.\r\n * @param elm The element to which the styles shall be applied to / be read from.\r\n * @param styles The styles which shall be set or read.\r\n */\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: StyleObject\r\n): void;\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: string\r\n): string;\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: Array | string\r\n): { [key: string]: string };\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: StyleObject | Array | string\r\n): { [key: string]: string } | string | void {\r\n const getSingleStyle = isString(styles);\r\n const getStyles = isArray(styles) || getSingleStyle;\r\n\r\n if (getStyles) {\r\n let getStylesResult: string | PlainObject = getSingleStyle ? '' : {};\r\n if (elm) {\r\n const computedStyle: CSSStyleDeclaration = window.getComputedStyle(elm, null);\r\n getStylesResult = getSingleStyle\r\n ? getCSSVal(elm, computedStyle, styles as string)\r\n : (styles as Array).reduce((result, key) => {\r\n result[key] = getCSSVal(elm, computedStyle, key as string);\r\n return result;\r\n }, getStylesResult);\r\n }\r\n return getStylesResult;\r\n }\r\n elm && each(keys(styles), (key) => setCSSVal(elm, key, styles[key]));\r\n}\r\n\r\n/**\r\n * Hides the passed element (display: none).\r\n * @param elm The element which shall be hidden.\r\n */\r\nexport const hide = (elm: HTMLElement | false | null | undefined): void => {\r\n style(elm, { display: 'none' });\r\n};\r\n\r\n/**\r\n * Shows the passed element (display: block).\r\n * @param elm The element which shall be shown.\r\n */\r\nexport const show = (elm: HTMLElement | false | null | undefined): void => {\r\n style(elm, { display: 'block' });\r\n};\r\n\r\nexport const directionIsRTL = (elm: HTMLElement | false | null | undefined): boolean =>\r\n style(elm, 'direction') === 'rtl';\r\n\r\n/**\r\n * Returns the top right bottom left values of the passed css property.\r\n * @param elm The element of which the values shall be returned.\r\n * @param propertyPrefix The css property prefix. (e.g. \"border\")\r\n * @param propertySuffix The css property suffix. (e.g. \"width\")\r\n */\r\nexport const topRightBottomLeft = (\r\n elm?: HTMLElement | false | null | undefined,\r\n propertyPrefix?: string,\r\n propertySuffix?: string\r\n): TRBL => {\r\n const finalPrefix = propertyPrefix ? `${propertyPrefix}-` : '';\r\n const finalSuffix = propertySuffix ? `-${propertySuffix}` : '';\r\n const top = `${finalPrefix}top${finalSuffix}`;\r\n const right = `${finalPrefix}right${finalSuffix}`;\r\n const bottom = `${finalPrefix}bottom${finalSuffix}`;\r\n const left = `${finalPrefix}left${finalSuffix}`;\r\n const result = style(elm, [top, right, bottom, left]);\r\n return {\r\n t: parseToZeroOrNumber(result[top]),\r\n r: parseToZeroOrNumber(result[right]),\r\n b: parseToZeroOrNumber(result[bottom]),\r\n l: parseToZeroOrNumber(result[left]),\r\n };\r\n};\r\n","export interface CacheOptions {\r\n // initial value of _value.\r\n _initialValue: Value;\r\n // Custom comparison function if shallow compare isn't enough. Returns true if nothing changed.\r\n _equal?: EqualCachePropFunction;\r\n // If true always updates _value and _previous, otherwise they update only when they changed.\r\n _alwaysUpdateValues?: boolean;\r\n}\r\n\r\nexport type CacheValues = [value: T, changed: boolean, previous?: T];\r\n\r\nexport type EqualCachePropFunction = (currentVal: Value, newVal: Value) => boolean;\r\n\r\nexport type CacheUpdater = (current: Value, previous?: Value) => Value;\r\n\r\nexport type UpdateCacheContextual = (newValue: Value, force?: boolean) => CacheValues;\r\n\r\nexport type UpdateCache = (force?: boolean) => CacheValues;\r\n\r\nexport type GetCurrentCache = (force?: boolean) => CacheValues;\r\n\r\nexport type Cache = [UpdateCache, GetCurrentCache];\r\n\r\nexport type CacheContextual = [UpdateCacheContextual, GetCurrentCache];\r\n\r\ntype CreateCache = {\r\n (options: CacheOptions): CacheContextual;\r\n (options: CacheOptions, update: CacheUpdater): Cache;\r\n (options: CacheOptions, update?: CacheUpdater):\r\n | CacheContextual\r\n | Cache;\r\n};\r\n\r\nexport const createCache: CreateCache = (\r\n options: CacheOptions,\r\n update?: CacheUpdater\r\n): CacheContextual | Cache => {\r\n const { _initialValue, _equal, _alwaysUpdateValues } = options;\r\n let _value: Value = _initialValue;\r\n let _previous: Value | undefined;\r\n\r\n const cacheUpdateContextual: UpdateCacheContextual = (newValue, force?) => {\r\n const curr = _value;\r\n\r\n const newVal = newValue;\r\n const changed = force || (_equal ? !_equal(curr, newVal) : curr !== newVal);\r\n\r\n if (changed || _alwaysUpdateValues) {\r\n _value = newVal;\r\n _previous = curr;\r\n }\r\n\r\n return [_value, changed, _previous];\r\n };\r\n const cacheUpdateIsolated: UpdateCache = (force?) =>\r\n cacheUpdateContextual(update!(_value, _previous), force);\r\n\r\n const getCurrentCache: GetCurrentCache = (force?: boolean) => [\r\n _value,\r\n !!force, // changed\r\n _previous,\r\n ];\r\n\r\n return [update ? cacheUpdateIsolated : cacheUpdateContextual, getCurrentCache] as\r\n | CacheContextual\r\n | Cache;\r\n};\r\n","import { PlainObject } from 'typings';\r\n\r\nconst ElementNodeType = Node.ELEMENT_NODE;\r\nconst { toString, hasOwnProperty } = Object.prototype;\r\n\r\nexport const isUndefined = (obj: any): obj is undefined => obj === undefined;\r\n\r\nexport const isNull = (obj: any): obj is null => obj === null;\r\n\r\nexport const type = (obj: any): string =>\r\n isUndefined(obj) || isNull(obj)\r\n ? `${obj}`\r\n : toString\r\n .call(obj)\r\n .replace(/^\\[object (.+)\\]$/, '$1')\r\n .toLowerCase();\r\n\r\nexport const isNumber = (obj: any): obj is number => typeof obj === 'number';\r\n\r\nexport const isString = (obj: any): obj is string => typeof obj === 'string';\r\n\r\nexport const isBoolean = (obj: any): obj is boolean => typeof obj === 'boolean';\r\n\r\nexport const isFunction = (obj: any): obj is (...args: any[]) => any => typeof obj === 'function';\r\n\r\nexport const isArray = (obj: any): obj is Array => Array.isArray(obj);\r\n\r\nexport const isObject = (obj: any): boolean =>\r\n typeof obj === 'object' && !isArray(obj) && !isNull(obj);\r\n\r\n/**\r\n * Returns true if the given object is array like, false otherwise.\r\n * @param obj The Object\r\n */\r\nexport const isArrayLike = (obj: any): obj is ArrayLike => {\r\n const length = !!obj && obj.length;\r\n const lengthCorrectFormat = isNumber(length) && length > -1 && length % 1 == 0; // eslint-disable-line eqeqeq\r\n\r\n return isArray(obj) || (!isFunction(obj) && lengthCorrectFormat)\r\n ? length > 0 && isObject(obj)\r\n ? length - 1 in obj\r\n : true\r\n : false;\r\n};\r\n\r\n/**\r\n * Returns true if the given object is a \"plain\" (e.g. { key: value }) object, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport const isPlainObject = (obj: any): obj is PlainObject => {\r\n if (!obj || !isObject(obj) || type(obj) !== 'object') return false;\r\n\r\n let key;\r\n const cstr = 'constructor';\r\n const ctor = obj[cstr];\r\n const ctorProto = ctor && ctor.prototype;\r\n const hasOwnConstructor = hasOwnProperty.call(obj, cstr);\r\n const hasIsPrototypeOf = ctorProto && hasOwnProperty.call(ctorProto, 'isPrototypeOf');\r\n\r\n if (ctor && !hasOwnConstructor && !hasIsPrototypeOf) {\r\n return false;\r\n }\r\n\r\n /* eslint-disable no-restricted-syntax */\r\n for (key in obj) {\r\n /**/\r\n }\r\n /* eslint-enable */\r\n\r\n return isUndefined(key) || hasOwnProperty.call(obj, key);\r\n};\r\n\r\n/**\r\n * Checks whether the given object is a HTMLElement.\r\n * @param obj The object which shall be checked.\r\n */\r\nexport const isHTMLElement = (obj: any): obj is HTMLElement => {\r\n const instanceofObj = HTMLElement;\r\n return obj\r\n ? instanceofObj\r\n ? obj instanceof instanceofObj\r\n : obj.nodeType === ElementNodeType\r\n : false;\r\n};\r\n\r\n/**\r\n * Checks whether the given object is a Element.\r\n * @param obj The object which shall be checked.\r\n */\r\nexport const isElement = (obj: any): obj is Element => {\r\n const instanceofObj = Element;\r\n return obj\r\n ? instanceofObj\r\n ? obj instanceof instanceofObj\r\n : obj.nodeType === ElementNodeType\r\n : false;\r\n};\r\n","import { isArray, isFunction, isPlainObject, isNull } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\n\r\n/**\r\n * Determines whether the passed object has a property with the passed name.\r\n * @param obj The object.\r\n * @param prop The name of the property.\r\n */\r\nexport const hasOwnProperty = (obj: any, prop: string | number | symbol): boolean =>\r\n Object.prototype.hasOwnProperty.call(obj, prop);\r\n\r\n/**\r\n * Returns the names of the enumerable string properties and methods of an object.\r\n * @param obj The object of which the properties shall be returned.\r\n */\r\nexport const keys = (obj: any): Array => (obj ? Object.keys(obj) : []);\r\n\r\ntype AssignDeep = {\r\n (target: T, object1: U): T & U;\r\n (target: T, object1: U, object2: V): T & U & V;\r\n (target: T, object1: U, object2: V, object3: W): T & U & V & W;\r\n (target: T, object1: U, object2: V, object3: W, object4: X): T & U & V & W & X;\r\n (target: T, object1: U, object2: V, object3: W, object4: X, object5: Y): T &\r\n U &\r\n V &\r\n W &\r\n X &\r\n Y;\r\n (\r\n target: T,\r\n object1?: U,\r\n object2?: V,\r\n object3?: W,\r\n object4?: X,\r\n object5?: Y,\r\n object6?: Z\r\n ): T & U & V & W & X & Y & Z;\r\n};\r\n\r\n// https://github.com/jquery/jquery/blob/master/src/core.js#L116\r\nexport const assignDeep: AssignDeep = (\r\n target: T,\r\n object1?: U,\r\n object2?: V,\r\n object3?: W,\r\n object4?: X,\r\n object5?: Y,\r\n object6?: Z\r\n): T & U & V & W & X & Y & Z => {\r\n const sources: Array = [object1, object2, object3, object4, object5, object6];\r\n\r\n // Handle case when target is a string or something (possible in deep copy)\r\n if ((typeof target !== 'object' || isNull(target)) && !isFunction(target)) {\r\n target = {} as T;\r\n }\r\n\r\n each(sources, (source) => {\r\n // Extend the base object\r\n each(keys(source), (key) => {\r\n const copy: any = source[key];\r\n\r\n // Prevent Object.prototype pollution\r\n // Prevent never-ending loop\r\n if (target === copy) {\r\n return true;\r\n }\r\n\r\n const copyIsArray = isArray(copy);\r\n\r\n // Recurse if we're merging plain objects or arrays\r\n if (copy && (isPlainObject(copy) || copyIsArray)) {\r\n const src = target[key];\r\n let clone: any = src;\r\n\r\n // Ensure proper type for the source value\r\n if (copyIsArray && !isArray(src)) {\r\n clone = [];\r\n } else if (!copyIsArray && !isPlainObject(src)) {\r\n clone = {};\r\n }\r\n\r\n // Never move original objects, clone them\r\n target[key] = assignDeep(clone, copy) as any;\r\n } else {\r\n target[key] = copy;\r\n }\r\n });\r\n });\r\n\r\n // Return the modified object\r\n return target as any;\r\n};\r\n\r\n/**\r\n * Returns true if the given object is empty, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport const isEmptyObject = (obj: any): boolean => {\r\n /* eslint-disable no-restricted-syntax, guard-for-in */\r\n for (const name in obj) return false;\r\n return true;\r\n /* eslint-enable */\r\n};\r\n","import { from } from 'support/utils/array';\r\nimport { isNull, isUndefined } from 'support/utils/types';\r\n\r\ntype GetSetPropName = 'scrollLeft' | 'scrollTop' | 'value';\r\n\r\ntype Attr = {\r\n (elm: HTMLElement | false | null | undefined, attrName: string): string | null;\r\n (elm: HTMLElement | false | null | undefined, attrName: string, value: string): void;\r\n (elm: HTMLElement | false | null | undefined, attrName: string, value?: string):\r\n | string\r\n | null\r\n | void;\r\n};\r\n\r\ntype GetSetProp = {\r\n (elm: HTMLElement | false | null | undefined): T;\r\n (elm: HTMLElement | false | null | undefined, value: T | false | null): void;\r\n (elm: HTMLElement | false | null | undefined, value?: T | false | null): T | void;\r\n};\r\n\r\nconst getSetProp = (\r\n topLeft: GetSetPropName,\r\n fallback: number | string,\r\n elm: HTMLElement | HTMLInputElement | false | null | undefined,\r\n value?: number | string | false | null\r\n): number | string | void => {\r\n if (isUndefined(value)) {\r\n return elm ? elm[topLeft] : fallback;\r\n }\r\n elm && !isNull(value) && value !== false && (elm[topLeft] = value);\r\n};\r\n\r\n/**\r\n * Gets or sets a attribute with the given attribute of the given element depending whether the value attribute is given.\r\n * Returns null if the element has no attribute with the given name.\r\n * @param elm The element of which the attribute shall be get or set.\r\n * @param attrName The attribute name which shall be get or set.\r\n * @param value The value of the attribute which shall be set.\r\n */\r\nexport const attr = ((\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value?: string\r\n): string | null | void => {\r\n if (isUndefined(value)) {\r\n return elm ? elm.getAttribute(attrName) : null;\r\n }\r\n elm && elm.setAttribute(attrName, value);\r\n}) as Attr;\r\n\r\n/**\r\n * Treats the given attribute like the \"class\" attribute and adds or removes the given value from it.\r\n * @param elm The element.\r\n * @param attrName The attributeName to which the value shall be added or removed.\r\n * @param value The value which shall be added or removed.\r\n * @param add True if the value shall be added, false otherwise.\r\n */\r\nexport const attrClass = (\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value: string,\r\n add?: boolean\r\n) => {\r\n if (value) {\r\n const currValues = attr(elm, attrName) || '';\r\n const currValuesSet = new Set(currValues.split(' '));\r\n currValuesSet[add ? 'add' : 'delete'](value);\r\n\r\n attr(elm, attrName, from(currValuesSet).join(' ').trim());\r\n }\r\n};\r\n\r\n/**\r\n * Treats the given attribute like the \"class\" attribute and checks if the given value is in it.\r\n * @param elm The element.\r\n * @param attrName The attributeName from which the content shall be checked.\r\n * @param value The value.\r\n * @returns True if the given attribute has the value in it, false otherwise.\r\n */\r\nexport const hasAttrClass = (\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value: string\r\n) => {\r\n const currValues = attr(elm, attrName) || '';\r\n const currValuesSet = new Set(currValues.split(' '));\r\n return currValuesSet.has(value);\r\n};\r\n\r\n/**\r\n * Removes the given attribute from the given element.\r\n * @param elm The element of which the attribute shall be removed.\r\n * @param attrName The attribute name.\r\n */\r\nexport const removeAttr = (elm: Element | false | null | undefined, attrName: string): void => {\r\n elm && elm.removeAttribute(attrName);\r\n};\r\n\r\n/**\r\n * Gets or sets the scrollLeft value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollLeft value shall be get or set.\r\n * @param value The scrollLeft value which shall be set.\r\n */\r\nexport const scrollLeft = ((\r\n elm: HTMLElement | false | null | undefined,\r\n value?: number | false | null\r\n): number | void => getSetProp('scrollLeft', 0, elm, value) as number) as GetSetProp;\r\n\r\n/**\r\n * Gets or sets the scrollTop value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollTop value shall be get or set.\r\n * @param value The scrollTop value which shall be set.\r\n */\r\nexport const scrollTop = ((\r\n elm: HTMLElement | false | null | undefined,\r\n value?: number | false | null\r\n): number | void => getSetProp('scrollTop', 0, elm, value) as number) as GetSetProp;\r\n\r\n/**\r\n * Gets or sets the value of the given input element depending whether the value attribute is given.\r\n * @param elm The input element of which the value shall be get or set.\r\n * @param value The value which shall be set.\r\n */\r\nexport const val = ((\r\n elm: HTMLInputElement | false | null | undefined,\r\n value?: string\r\n): string | void => getSetProp('value', '', elm, value) as string) as GetSetProp;\r\n","import { isElement } from 'support/utils/types';\r\nimport { push, from } from 'support/utils/array';\r\n\r\ntype InputElementType = Node | Element | Node | false | null | undefined;\r\ntype OutputElementType = Node | Element | null;\r\n\r\nconst elmPrototype = Element.prototype;\r\n\r\n/**\r\n * Find all elements with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nconst find = (selector: string, elm?: InputElementType): Element[] => {\r\n const arr: Array = [];\r\n const rootElm = elm ? (isElement(elm) ? elm : null) : document;\r\n\r\n return rootElm ? push(arr, rootElm.querySelectorAll(selector)) : arr;\r\n};\r\n\r\n/**\r\n * Find the first element with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nconst findFirst = (selector: string, elm?: InputElementType): OutputElementType => {\r\n const rootElm = elm ? (isElement(elm) ? elm : null) : document;\r\n\r\n return rootElm ? rootElm.querySelector(selector) : null;\r\n};\r\n\r\n/**\r\n * Determines whether the passed element is matching with the passed selector.\r\n * @param elm The element which has to be compared with the passed selector.\r\n * @param selector The selector which has to be compared with the passed element. Additional selectors: ':visible' and ':hidden'.\r\n */\r\nconst is = (elm: InputElementType, selector: string): boolean => {\r\n if (isElement(elm)) {\r\n /* istanbul ignore next */\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const fn: (...args: any) => boolean = elmPrototype.matches || elmPrototype.msMatchesSelector;\r\n return fn.call(elm, selector);\r\n }\r\n return false;\r\n};\r\n\r\n/**\r\n * Returns the children (no text-nodes or comments) of the passed element which are matching the passed selector. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the children shall be returned.\r\n * @param selector The selector which must match with the children elements.\r\n */\r\nconst children = (elm: InputElementType, selector?: string): ReadonlyArray => {\r\n const childs: Array = [];\r\n\r\n return isElement(elm)\r\n ? push(\r\n childs,\r\n from(elm.children).filter((child) => (selector ? is(child, selector) : child))\r\n )\r\n : childs;\r\n};\r\n\r\n/**\r\n * Returns the childNodes (incl. text-nodes or comments etc.) of the passed element. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the childNodes shall be returned.\r\n */\r\nconst contents = (elm: InputElementType): ReadonlyArray =>\r\n elm ? from(elm.childNodes) : [];\r\n\r\n/**\r\n * Returns the parent element of the passed element, or null if the passed element is null.\r\n * @param elm The element of which the parent element shall be returned.\r\n */\r\nconst parent = (elm: InputElementType): OutputElementType => (elm ? elm.parentElement : null);\r\n\r\nconst closest = (elm: InputElementType, selector: string): OutputElementType => {\r\n if (isElement(elm)) {\r\n const closestFn = elmPrototype.closest;\r\n if (closestFn) {\r\n return closestFn.call(elm, selector);\r\n }\r\n\r\n do {\r\n if (is(elm, selector)) {\r\n return elm as Element;\r\n }\r\n elm = parent(elm);\r\n } while (elm);\r\n }\r\n\r\n return null;\r\n};\r\n\r\n/**\r\n * Determines whether the given element lies between two selectors in the DOM.\r\n * @param elm The element.\r\n * @param highBoundarySelector The high boundary selector.\r\n * @param deepBoundarySelector The deep boundary selector.\r\n */\r\nconst liesBetween = (\r\n elm: InputElementType,\r\n highBoundarySelector: string,\r\n deepBoundarySelector: string\r\n): boolean => {\r\n const closestHighBoundaryElm = elm && closest(elm, highBoundarySelector);\r\n const closestDeepBoundaryElm = elm && findFirst(deepBoundarySelector, closestHighBoundaryElm);\r\n const deepBoundaryIsValid =\r\n closest(closestDeepBoundaryElm, highBoundarySelector) === closestHighBoundaryElm;\r\n\r\n return closestHighBoundaryElm && closestDeepBoundaryElm\r\n ? closestHighBoundaryElm === elm ||\r\n closestDeepBoundaryElm === elm ||\r\n (deepBoundaryIsValid &&\r\n closest(closest(elm, deepBoundarySelector), highBoundarySelector) !==\r\n closestHighBoundaryElm)\r\n : false;\r\n};\r\n\r\nexport { find, findFirst, is, children, contents, parent, liesBetween, closest };\r\n","import { isArrayLike } from 'support/utils/types';\r\nimport { each, from } from 'support/utils/array';\r\nimport { parent } from 'support/dom/traversal';\r\n\r\ntype NodeCollection = ArrayLike | Node | false | null | undefined;\r\n\r\n/**\r\n * Inserts Nodes before the given preferredAnchor element.\r\n * @param parentElm The parent of the preferredAnchor element or the element which shall be the parent of the inserted Nodes.\r\n * @param preferredAnchor The element before which the Nodes shall be inserted or null if the elements shall be appended at the end.\r\n * @param insertedElms The Nodes which shall be inserted.\r\n */\r\nconst before = (\r\n parentElm: Node | false | null | undefined,\r\n preferredAnchor: Node | false | null | undefined,\r\n insertedElms: NodeCollection\r\n): void => {\r\n if (insertedElms && parentElm) {\r\n let anchor: Node | false | null | undefined = preferredAnchor;\r\n let fragment: DocumentFragment | Node | null | undefined;\r\n\r\n if (isArrayLike(insertedElms)) {\r\n fragment = document.createDocumentFragment();\r\n\r\n // append all insertedElms to the fragment and if one of these is the anchor, change the anchor\r\n each(insertedElms, (insertedElm) => {\r\n if (insertedElm === anchor) {\r\n anchor = insertedElm.previousSibling;\r\n }\r\n fragment!.appendChild(insertedElm);\r\n });\r\n } else {\r\n fragment = insertedElms;\r\n }\r\n\r\n // if the preferred anchor isn't null set it to a valid anchor\r\n if (preferredAnchor) {\r\n if (!anchor) {\r\n anchor = parentElm.firstChild;\r\n } else if (anchor !== preferredAnchor) {\r\n anchor = anchor.nextSibling;\r\n }\r\n }\r\n\r\n parentElm.insertBefore(fragment, anchor || null);\r\n }\r\n};\r\n\r\n/**\r\n * Appends the given children at the end of the given Node.\r\n * @param node The Node to which the children shall be appended.\r\n * @param children The Nodes which shall be appended.\r\n */\r\nexport const appendChildren = (\r\n node: Node | false | null | undefined,\r\n children: NodeCollection\r\n): void => {\r\n before(node, null, children);\r\n};\r\n\r\n/**\r\n * Prepends the given children at the start of the given Node.\r\n * @param node The Node to which the children shall be prepended.\r\n * @param children The Nodes which shall be prepended.\r\n */\r\nexport const prependChildren = (\r\n node: Node | false | null | undefined,\r\n children: NodeCollection\r\n): void => {\r\n before(node, node && node.firstChild, children);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes before the given Node.\r\n * @param node The Node before which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertBefore = (\r\n node: Node | false | null | undefined,\r\n insertedNodes: NodeCollection\r\n): void => {\r\n before(parent(node), node, insertedNodes);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes after the given Node.\r\n * @param node The Node after which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertAfter = (\r\n node: Node | false | null | undefined,\r\n insertedNodes: NodeCollection\r\n): void => {\r\n before(parent(node), node && node.nextSibling, insertedNodes);\r\n};\r\n\r\n/**\r\n * Removes the given Nodes from their parent.\r\n * @param nodes The Nodes which shall be removed.\r\n */\r\nexport const removeElements = (nodes: NodeCollection): void => {\r\n if (isArrayLike(nodes)) {\r\n each(from(nodes), (e) => removeElements(e));\r\n } else if (nodes) {\r\n const parentElm = parent(nodes);\r\n if (parentElm) {\r\n parentElm.removeChild(nodes);\r\n }\r\n }\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { attr } from 'support/dom/attribute';\r\nimport { contents } from 'support/dom/traversal';\r\nimport { removeElements } from 'support/dom/manipulation';\r\n\r\n/**\r\n * Creates a div DOM node.\r\n */\r\nexport const createDiv = (classNames?: string): HTMLDivElement => {\r\n const div = document.createElement('div');\r\n if (classNames) {\r\n attr(div, 'class', classNames);\r\n }\r\n return div;\r\n};\r\n\r\n/**\r\n * Creates DOM nodes modeled after the passed html string and returns the root dom nodes as a array.\r\n * @param html The html string after which the DOM nodes shall be created.\r\n */\r\nexport const createDOM = (html: string): ReadonlyArray => {\r\n const createdDiv = createDiv();\r\n createdDiv.innerHTML = html.trim();\r\n\r\n return each(contents(createdDiv), (elm) => removeElements(elm));\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { hasOwnProperty } from 'support/utils/object';\r\nimport { createDiv } from 'support/dom/create';\r\n\r\nconst firstLetterToUpper = (str: string): string => str.charAt(0).toUpperCase() + str.slice(1);\r\nconst getDummyStyle = (): CSSStyleDeclaration => createDiv().style;\r\n\r\n// https://developer.mozilla.org/en-US/docs/Glossary/Vendor_Prefix\r\n\r\nexport const cssPrefixes: ReadonlyArray = ['-webkit-', '-moz-', '-o-', '-ms-'];\r\nexport const jsPrefixes: ReadonlyArray = [\r\n 'WebKit',\r\n 'Moz',\r\n 'O',\r\n 'MS',\r\n 'webkit',\r\n 'moz',\r\n 'o',\r\n 'ms',\r\n];\r\n\r\nexport const jsCache: { [key: string]: any } = {};\r\nexport const cssCache: { [key: string]: string } = {};\r\n\r\n/**\r\n * Gets the name of the given CSS property with vendor prefix if it isn't supported without it, or and empty string if unsupported.\r\n * @param name The name of the CSS property which shall be get.\r\n */\r\nexport const cssProperty = (name: string): string => {\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const uppercasedName: string = firstLetterToUpper(name);\r\n const elmStyle: CSSStyleDeclaration = getDummyStyle();\r\n\r\n each(cssPrefixes, (prefix: string) => {\r\n const prefixWithoutDashes: string = prefix.replace(/-/g, '');\r\n const resultPossibilities: Array = [\r\n name, // transition\r\n prefix + name, // -webkit-transition\r\n prefixWithoutDashes + uppercasedName, // webkitTransition\r\n firstLetterToUpper(prefixWithoutDashes) + uppercasedName, // WebkitTransition\r\n ];\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return !(result = resultPossibilities.find(\r\n (resultPossibility: string) => elmStyle[resultPossibility] !== undefined\r\n ));\r\n });\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return (cssCache[name] = result || '');\r\n};\r\n\r\n/**\r\n * Get the name of the given CSS property value(s), with vendor prefix if it isn't supported without it, or an empty string if no value is supported.\r\n * @param property The CSS property to which the CSS property value(s) belong.\r\n * @param values The value(s) separated by spaces which shall be get.\r\n * @param suffix A suffix which is added to each value in case the value is a function or something else more advanced.\r\n */\r\nexport const cssPropertyValue = (property: string, values: string, suffix?: string): string => {\r\n const name = `${property} ${values}`;\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const dummyStyle: CSSStyleDeclaration = getDummyStyle();\r\n const possbleValues: Array = values.split(' ');\r\n const preparedSuffix: string = suffix || '';\r\n const cssPrefixesWithFirstEmpty = [''].concat(cssPrefixes);\r\n\r\n each(possbleValues, (possibleValue: string) => {\r\n each(cssPrefixesWithFirstEmpty, (prefix: string) => {\r\n const prop = prefix + possibleValue;\r\n dummyStyle.cssText = `${property}:${prop}${preparedSuffix}`;\r\n if (dummyStyle.length) {\r\n result = prop;\r\n return false;\r\n }\r\n });\r\n return !result;\r\n });\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return (cssCache[name] = result || '');\r\n};\r\n\r\n/**\r\n * Get the requested JS function, object or constructor with vendor prefix if it isn't supported without or undefined if unsupported.\r\n * @param name The name of the JS function, object or constructor.\r\n */\r\nexport const jsAPI = (name: string): T | undefined => {\r\n let result: any = jsCache[name] || window[name];\r\n\r\n if (hasOwnProperty(jsCache, name)) {\r\n return result;\r\n }\r\n\r\n each(jsPrefixes, (prefix: string) => {\r\n result = result || window[prefix + firstLetterToUpper(name)];\r\n return !result;\r\n });\r\n\r\n jsCache[name] = result;\r\n return result;\r\n};\r\n","import { jsAPI } from 'support/compatibility/vendors';\r\n\r\nexport const MutationObserverConstructor = jsAPI('MutationObserver');\r\nexport const IntersectionObserverConstructor =\r\n jsAPI('IntersectionObserver');\r\nexport const ResizeObserverConstructor = jsAPI('ResizeObserver');\r\nexport const cAF = jsAPI('cancelAnimationFrame');\r\nexport const rAF = jsAPI('requestAnimationFrame');\r\nexport const setT = window.setTimeout as (handler: TimerHandler, timeout?: number) => number;\r\nexport const clearT = window.clearTimeout as (id?: number) => void;\r\n","import { isString } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\nimport { keys } from 'support/utils/object';\r\n\r\ntype ClassContainingElement = Node | Element | false | null | undefined;\r\ntype ClassName = string | false | null | undefined;\r\n\r\nconst rnothtmlwhite = /[^\\x20\\t\\r\\n\\f]+/g;\r\nconst classListAction = (\r\n elm: ClassContainingElement,\r\n className: ClassName,\r\n action: (elmClassList: DOMTokenList, clazz: string) => boolean | void\r\n): boolean => {\r\n const classList = elm && (elm as Element).classList;\r\n let clazz: string;\r\n let i = 0;\r\n let result = false;\r\n\r\n if (classList && className && isString(className)) {\r\n const classes: Array = className.match(rnothtmlwhite) || [];\r\n result = classes.length > 0;\r\n while ((clazz = classes[i++])) {\r\n result = !!action(classList, clazz) && result;\r\n }\r\n }\r\n return result;\r\n};\r\n\r\n/**\r\n * Check whether the given element has the given class name(s).\r\n * @param elm The element.\r\n * @param className The class name(s).\r\n */\r\nexport const hasClass = (elm: ClassContainingElement, className: ClassName): boolean =>\r\n classListAction(elm, className, (classList, clazz) => classList.contains(clazz));\r\n\r\n/**\r\n * Removes the given class name(s) from the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be removed. (separated by spaces)\r\n */\r\nexport const removeClass = (elm: ClassContainingElement, className: ClassName): void => {\r\n classListAction(elm, className, (classList, clazz) => classList.remove(clazz));\r\n};\r\n\r\n/**\r\n * Adds the given class name(s) to the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be added. (separated by spaces)\r\n * @returns A function which removes the added class name(s).\r\n */\r\nexport const addClass = (elm: ClassContainingElement, className: ClassName): (() => void) => {\r\n classListAction(elm, className, (classList, clazz) => classList.add(clazz));\r\n return removeClass.bind(0, elm, className);\r\n};\r\n\r\n/**\r\n * Takes two className strings, compares them and returns the difference as array.\r\n * @param classNameA ClassName A.\r\n * @param classNameB ClassName B.\r\n */\r\nexport const diffClass = (classNameA: ClassName, classNameB: ClassName) => {\r\n const classNameASplit = classNameA && classNameA.split(' ');\r\n const classNameBSplit = classNameB && classNameB.split(' ');\r\n const tempObj = {};\r\n\r\n each(classNameASplit, (className) => {\r\n tempObj[className] = 1;\r\n });\r\n each(classNameBSplit, (className) => {\r\n if (tempObj[className]) {\r\n delete tempObj[className];\r\n } else {\r\n tempObj[className] = 1;\r\n }\r\n });\r\n\r\n return keys(tempObj);\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { WH, XY, TRBL } from 'support/dom';\r\nimport { PlainObject } from 'typings';\r\n\r\n/**\r\n * Compares two objects and returns true if all values of the passed prop names are identical, false otherwise or if one of the two object is falsy.\r\n * @param a Object a.\r\n * @param b Object b.\r\n * @param props The props which shall be compared.\r\n */\r\nexport const equal = (\r\n a: T | undefined,\r\n b: T | undefined,\r\n props: Array,\r\n propMutation?: ((value: any) => any) | null | false\r\n): boolean => {\r\n if (a && b) {\r\n let result = true;\r\n each(props, (prop) => {\r\n const compareA = propMutation ? propMutation(a[prop]) : a[prop];\r\n const compareB = propMutation ? propMutation(b[prop]) : b[prop];\r\n if (compareA !== compareB) {\r\n result = false;\r\n }\r\n });\r\n return result;\r\n }\r\n return false;\r\n};\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalWH = (a?: WH, b?: WH) => equal>(a, b, ['w', 'h']);\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalXY = (a?: XY, b?: XY) => equal>(a, b, ['x', 'y']);\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalTRBL = (a?: TRBL, b?: TRBL) => equal(a, b, ['t', 'r', 'b', 'l']);\r\n\r\n/**\r\n * Compares two DOM Rects for their equality of their width and height properties\r\n * Also returns false if one of the DOM Rects is undefined or null.\r\n * @param a DOM Rect a.\r\n * @param b DOM Rect b.\r\n * @param round Whether the values should be rounded.\r\n */\r\nexport const equalBCRWH = (a?: DOMRect, b?: DOMRect, round?: boolean) =>\r\n equal(a, b, ['width', 'height'], round && ((value) => Math.round(value)));\r\n","import { isNumber, isFunction } from 'support/utils/types';\r\nimport { from } from 'support/utils/array';\r\nimport { rAF, cAF, setT, clearT } from 'support/compatibility/apis';\r\n\r\ntype DebounceTiming = number | false | null | undefined;\r\n\r\nexport interface DebounceOptions any> {\r\n /**\r\n * The timeout for debouncing. If null, no debounce is applied.\r\n */\r\n _timeout?: DebounceTiming | (() => DebounceTiming);\r\n /**\r\n * A maximum amount of ms. before the function will be called even with debounce.\r\n */\r\n _maxDelay?: DebounceTiming | (() => DebounceTiming);\r\n /**\r\n * Function which merges parameters for each canceled debounce.\r\n * If parameters can't be merged the function will return null, otherwise it returns the merged parameters.\r\n */\r\n _mergeParams?: (\r\n prev: Parameters,\r\n curr: Parameters\r\n ) => Parameters | false | null | undefined;\r\n}\r\n\r\nexport interface Debounced any> {\r\n (...args: Parameters): ReturnType;\r\n _flush(): void;\r\n}\r\n\r\nexport const noop = () => {}; // eslint-disable-line\r\n\r\n/**\r\n * Debounces the given function either with a timeout or a animation frame.\r\n * @param functionToDebounce The function which shall be debounced.\r\n * @param options Options for debouncing.\r\n */\r\nexport const debounce = any>(\r\n functionToDebounce: FunctionToDebounce,\r\n options?: DebounceOptions\r\n): Debounced => {\r\n let maxTimeoutId: number | undefined;\r\n let prevArguments: Parameters | null | undefined;\r\n let latestArguments: Parameters | null | undefined;\r\n let clear: () => void = noop;\r\n const { _timeout, _maxDelay, _mergeParams } = options || {};\r\n\r\n const invokeFunctionToDebounce = function (args: IArguments) {\r\n clear();\r\n clearT(maxTimeoutId);\r\n maxTimeoutId = prevArguments = undefined;\r\n clear = noop;\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n functionToDebounce.apply(this, args);\r\n };\r\n\r\n const mergeParms = (\r\n curr: Parameters\r\n ): Parameters | false | null | undefined =>\r\n _mergeParams && prevArguments ? _mergeParams(prevArguments, curr) : curr;\r\n\r\n const flush = () => {\r\n /* istanbul ignore next */\r\n if (clear !== noop) {\r\n invokeFunctionToDebounce(mergeParms(latestArguments!) || latestArguments!);\r\n }\r\n };\r\n\r\n const debouncedFn = function () {\r\n // eslint-disable-next-line prefer-rest-params\r\n const args: Parameters = from(arguments) as Parameters;\r\n const finalTimeout = isFunction(_timeout) ? _timeout() : _timeout;\r\n const hasTimeout = isNumber(finalTimeout) && finalTimeout >= 0;\r\n\r\n if (hasTimeout) {\r\n const finalMaxWait = isFunction(_maxDelay) ? _maxDelay() : _maxDelay;\r\n const hasMaxWait = isNumber(finalMaxWait) && finalMaxWait >= 0;\r\n const setTimeoutFn = finalTimeout > 0 ? setT : rAF!;\r\n const clearTimeoutFn = finalTimeout > 0 ? clearT : cAF!;\r\n const mergeParamsResult = mergeParms(args);\r\n const invokedArgs = mergeParamsResult || args;\r\n const boundInvoke = invokeFunctionToDebounce.bind(0, invokedArgs);\r\n\r\n // if (!mergeParamsResult) {\r\n // invokeFunctionToDebounce(prevArguments || args);\r\n // }\r\n\r\n clear();\r\n // @ts-ignore\r\n const timeoutId = setTimeoutFn(boundInvoke, finalTimeout);\r\n clear = () => clearTimeoutFn(timeoutId);\r\n\r\n if (hasMaxWait && !maxTimeoutId) {\r\n maxTimeoutId = setT(flush, finalMaxWait as number);\r\n }\r\n\r\n prevArguments = latestArguments = invokedArgs;\r\n } else {\r\n invokeFunctionToDebounce(args);\r\n }\r\n };\r\n debouncedFn._flush = flush;\r\n\r\n return debouncedFn as Debounced;\r\n};\r\n","import { style } from 'support/dom/style';\r\n\r\nexport interface WH {\r\n w: T;\r\n h: T;\r\n}\r\n\r\nconst { round } = Math;\r\nconst elementHasDimensions = (elm: HTMLElement): boolean =>\r\n !!(elm.offsetWidth || elm.offsetHeight || elm.getClientRects().length);\r\nconst zeroObj: WH = {\r\n w: 0,\r\n h: 0,\r\n};\r\n\r\n/**\r\n * Returns the window inner- width and height.\r\n */\r\nexport const windowSize = (): WH => ({\r\n w: window.innerWidth,\r\n h: window.innerHeight,\r\n});\r\n\r\n/**\r\n * Returns the scroll- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the scroll- width and height shall be returned.\r\n */\r\nexport const offsetSize = (elm: HTMLElement | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.offsetWidth,\r\n h: elm.offsetHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the client- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the client- width and height shall be returned.\r\n */\r\nexport const clientSize = (elm: HTMLElement | false | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.clientWidth,\r\n h: elm.clientHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the client- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the client- width and height shall be returned.\r\n */\r\nexport const scrollSize = (elm: HTMLElement | false | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.scrollWidth,\r\n h: elm.scrollHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the fractional- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the fractional- width and height shall be returned.\r\n */\r\nexport const fractionalSize = (elm: HTMLElement | false | null | undefined): WH => {\r\n const cssHeight = parseFloat(style(elm, 'height')) || 0;\r\n const cssWidth = parseFloat(style(elm, 'width')) || 0;\r\n return {\r\n w: cssWidth - round(cssWidth),\r\n h: cssHeight - round(cssHeight),\r\n };\r\n};\r\n\r\n/**\r\n * Returns the BoundingClientRect of the passed element.\r\n * @param elm The element of which the BoundingClientRect shall be returned.\r\n */\r\nexport const getBoundingClientRect = (elm: HTMLElement): DOMRect => elm.getBoundingClientRect();\r\n\r\n/**\r\n * Determines whether the passed element has any dimensions.\r\n * @param elm The element.\r\n */\r\nexport const hasDimensions = (elm: HTMLElement | false | null | undefined): boolean =>\r\n elm ? elementHasDimensions(elm as HTMLElement) : false;\r\n","import { isUndefined } from 'support/utils/types';\r\nimport { each, push, runEachAndClear } from 'support/utils/array';\r\n\r\nlet passiveEventsSupport: boolean;\r\nconst supportPassiveEvents = (): boolean => {\r\n if (isUndefined(passiveEventsSupport)) {\r\n passiveEventsSupport = false;\r\n try {\r\n /* eslint-disable */\r\n // @ts-ignore\r\n window.addEventListener(\r\n 'test',\r\n null,\r\n Object.defineProperty({}, 'passive', {\r\n get() {\r\n passiveEventsSupport = true;\r\n },\r\n })\r\n );\r\n /* eslint-enable */\r\n } catch (e) {}\r\n }\r\n return passiveEventsSupport;\r\n};\r\nconst splitEventNames = (eventNames: string) => eventNames.split(' ');\r\n\r\nexport interface OnOptions {\r\n _capture?: boolean;\r\n _passive?: boolean;\r\n _once?: boolean;\r\n}\r\n\r\n/**\r\n * Removes the passed event listener for the passed events with the passed options.\r\n * @param target The element from which the listener shall be removed.\r\n * @param eventNames The eventsnames for which the listener shall be removed.\r\n * @param listener The listener which shall be removed.\r\n * @param capture The options of the removed listener.\r\n */\r\nexport const off = (\r\n target: EventTarget,\r\n eventNames: string,\r\n listener: (event: T) => any,\r\n capture?: boolean\r\n): void => {\r\n each(splitEventNames(eventNames), (eventName) => {\r\n target.removeEventListener(eventName, listener as EventListener, capture);\r\n });\r\n};\r\n\r\n/**\r\n * Adds the passed event listener for the passed eventnames with the passed options.\r\n * @param target The element to which the listener shall be added.\r\n * @param eventNames The eventsnames for which the listener shall be called.\r\n * @param listener The listener which is called on the eventnames.\r\n * @param options The options of the added listener.\r\n */\r\nexport const on = (\r\n target: EventTarget,\r\n eventNames: string,\r\n listener: (event: T) => any,\r\n options?: OnOptions\r\n): (() => void) => {\r\n const doSupportPassiveEvents = supportPassiveEvents();\r\n const passive = (doSupportPassiveEvents && options && options._passive) ?? doSupportPassiveEvents;\r\n const capture = (options && options._capture) || false;\r\n const once = (options && options._once) || false;\r\n const offListeners: (() => void)[] = [];\r\n const nativeOptions: AddEventListenerOptions | boolean = doSupportPassiveEvents\r\n ? {\r\n passive,\r\n capture,\r\n }\r\n : capture;\r\n\r\n each(splitEventNames(eventNames), (eventName) => {\r\n const finalListener = (\r\n once\r\n ? (evt: T) => {\r\n target.removeEventListener(eventName, finalListener, capture);\r\n listener && listener(evt);\r\n }\r\n : listener\r\n ) as EventListener;\r\n\r\n push(offListeners, off.bind(null, target, eventName, finalListener, capture));\r\n target.addEventListener(eventName, finalListener, nativeOptions);\r\n });\r\n\r\n return runEachAndClear.bind(0, offListeners);\r\n};\r\n\r\n/**\r\n * Shorthand for the stopPropagation event Method.\r\n * @param evt The event of which the stopPropagation method shall be called.\r\n */\r\nexport const stopPropagation = (evt: Event): void => evt.stopPropagation();\r\n\r\n/**\r\n * Shorthand for the preventDefault event Method.\r\n * @param evt The event of which the preventDefault method shall be called.\r\n */\r\nexport const preventDefault = (evt: Event): void => evt.preventDefault();\r\n\r\n/**\r\n * Shorthand for the stopPropagation and preventDefault event Method.\r\n * @param evt The event of which the stopPropagation and preventDefault methods shall be called.\r\n */\r\nexport const stopAndPrevent = (evt: Event): void =>\r\n (stopPropagation(evt) as undefined) || (preventDefault(evt) as undefined);\r\n","import { getBoundingClientRect } from 'support/dom/dimensions';\r\n\r\nexport interface XY {\r\n x: T;\r\n y: T;\r\n}\r\n\r\nconst zeroObj: XY = {\r\n x: 0,\r\n y: 0,\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element relative to the document. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const absoluteCoordinates = (elm: HTMLElement | null | undefined): XY => {\r\n const rect = elm ? getBoundingClientRect(elm) : 0;\r\n return rect\r\n ? {\r\n x: rect.left + window.pageYOffset,\r\n y: rect.top + window.pageXOffset,\r\n }\r\n : zeroObj;\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const offsetCoordinates = (elm: HTMLElement | null | undefined): XY =>\r\n elm\r\n ? {\r\n x: elm.offsetLeft,\r\n y: elm.offsetTop,\r\n }\r\n : zeroObj;\r\n","import { isArray } from 'support/utils/types';\r\nimport { keys } from 'support/utils/object';\r\nimport { each, from, isEmptyArray } from 'support/utils/array';\r\n\r\nexport type EventListener<\r\n EventMap extends Record,\r\n Name extends keyof EventMap = keyof EventMap\r\n> = (...args: EventMap[Name]) => void;\r\n\r\nexport type InitialEventListeners> = {\r\n [K in keyof EventMap]?: EventListener | EventListener[];\r\n};\r\n\r\nconst manageListener = >(\r\n callback: (listener?: EventListener) => void,\r\n listener?: EventListener | EventListener[]\r\n) => {\r\n each(isArray(listener) ? listener : [listener], callback);\r\n};\r\n\r\nexport const createEventListenerHub = >(\r\n initialEventListeners?: InitialEventListeners\r\n) => {\r\n type EventListener = (\r\n ...args: EventMap[Name]\r\n ) => void;\r\n type RemoveEvent = {\r\n (name?: Name, listener?: EventListener): void;\r\n (name?: Name, listener?: EventListener[]): void;\r\n (\r\n name?: Name,\r\n listener?: EventListener | EventListener[]\r\n ): void;\r\n };\r\n type AddEvent = {\r\n (name: Name, listener: EventListener): () => void;\r\n (name: Name, listener: EventListener[]): () => void;\r\n (\r\n name: Name,\r\n listener: EventListener | EventListener[]\r\n ): () => void;\r\n };\r\n type TriggerEvent = {\r\n (name: Name, args?: EventMap[Name]): void;\r\n };\r\n\r\n const events = new Map>();\r\n\r\n const removeEvent: RemoveEvent = (\r\n name?: Name,\r\n listener?: EventListener | EventListener[]\r\n ): void => {\r\n if (name) {\r\n const eventSet = events.get(name);\r\n manageListener((currListener) => {\r\n if (eventSet) {\r\n eventSet[currListener ? 'delete' : 'clear'](currListener!);\r\n }\r\n }, listener as any);\r\n } else {\r\n events.forEach((eventSet) => {\r\n eventSet.clear();\r\n });\r\n events.clear();\r\n }\r\n };\r\n\r\n const addEvent: AddEvent = (\r\n name: Name,\r\n listener: EventListener | EventListener[]\r\n ): (() => void) => {\r\n const eventSet = events.get(name) || new Set();\r\n events.set(name, eventSet);\r\n\r\n manageListener((currListener) => {\r\n currListener && eventSet.add(currListener);\r\n }, listener as any);\r\n\r\n return removeEvent.bind(0, name as any, listener as any);\r\n };\r\n\r\n const triggerEvent: TriggerEvent = (\r\n name: Name,\r\n args?: EventMap[Name]\r\n ): void => {\r\n const eventSet = events.get(name);\r\n\r\n each(from(eventSet), (event) => {\r\n if (args && !isEmptyArray(args)) {\r\n (event as (...args: EventMap[keyof EventMap]) => void).apply(0, args as any);\r\n } else {\r\n (event as () => void)();\r\n }\r\n });\r\n };\r\n\r\n const initialListenerKeys = keys(initialEventListeners) as Extract[];\r\n each(initialListenerKeys, (key) => {\r\n addEvent(key, initialEventListeners![key] as any);\r\n });\r\n\r\n return [addEvent, removeEvent, triggerEvent] as [AddEvent, RemoveEvent, TriggerEvent];\r\n};\r\n","import { assignDeep, hasOwnProperty } from 'support';\r\nimport type { Options, ReadonlyOptions } from 'options';\r\nimport type { DeepPartial } from 'typings';\r\n\r\nexport type SetupElements> = [elements: T, destroy: () => void];\r\n\r\nexport type SetupUpdate = (\r\n changedOptions: DeepPartial,\r\n force: boolean,\r\n ...args: T\r\n) => void;\r\n\r\nexport type SetupUpdateCheckOption = (path: string) => [value: T, changed: boolean];\r\n\r\nexport type SetupUpdateSegment> = (\r\n updateHints: Hints,\r\n checkOption: SetupUpdateCheckOption,\r\n force: boolean\r\n) => Partial | void;\r\n\r\nexport type SetupState> = [\r\n get: () => T,\r\n set: (newState: Partial) => void\r\n];\r\n\r\nexport type Setup<\r\n DynamicState,\r\n StaticState extends Record = Record,\r\n A extends any[] = []\r\n> = [update: SetupUpdate, state: (() => DynamicState) & StaticState, destroy: () => void];\r\n\r\nconst getPropByPath = (obj: any, path: string): T =>\r\n obj\r\n ? path.split('.').reduce((o, prop) => (o && hasOwnProperty(o, prop) ? o[prop] : undefined), obj)\r\n : undefined;\r\n\r\nexport const createOptionCheck =\r\n (\r\n options: ReadonlyOptions,\r\n changedOptions: DeepPartial,\r\n force?: boolean\r\n ): SetupUpdateCheckOption =>\r\n (path: string) =>\r\n [getPropByPath(options, path), force || getPropByPath(changedOptions, path) !== undefined];\r\n\r\nexport const createState = (initialState: S): SetupState => {\r\n let state: S = initialState;\r\n return [\r\n () => state,\r\n (newState: Partial) => {\r\n state = assignDeep({}, state, newState);\r\n },\r\n ];\r\n};\r\n","export const classNameEnvironment = 'os-environment';\r\nexport const classNameEnvironmentFlexboxGlue = `${classNameEnvironment}-flexbox-glue`;\r\nexport const classNameEnvironmentFlexboxGlueMax = `${classNameEnvironmentFlexboxGlue}-max`;\r\n\r\nexport const dataAttributeHost = 'data-overlayscrollbars';\r\nexport const dataAttributeHostOverflowX = `${dataAttributeHost}-overflow-x`;\r\nexport const dataAttributeHostOverflowY = `${dataAttributeHost}-overflow-y`;\r\nexport const dataValueHostOverflowVisible = 'overflowVisible';\r\nexport const dataValueHostScrollbarHidden = 'scrollbarHidden';\r\nexport const dataValueHostUpdating = 'updating';\r\nexport const classNamePadding = 'os-padding';\r\nexport const classNameViewport = 'os-viewport';\r\nexport const classNameViewportArrange = `${classNameViewport}-arrange`;\r\nexport const classNameContent = 'os-content';\r\nexport const classNameViewportScrollbarHidden = `${classNameViewport}-scrollbar-hidden`;\r\nexport const classNameOverflowVisible = `os-overflow-visible`;\r\n\r\nexport const classNameSizeObserver = 'os-size-observer';\r\nexport const classNameSizeObserverAppear = `${classNameSizeObserver}-appear`;\r\nexport const classNameSizeObserverListener = `${classNameSizeObserver}-listener`;\r\nexport const classNameSizeObserverListenerScroll = `${classNameSizeObserverListener}-scroll`;\r\nexport const classNameSizeObserverListenerItem = `${classNameSizeObserverListener}-item`;\r\nexport const classNameSizeObserverListenerItemFinal = `${classNameSizeObserverListenerItem}-final`;\r\n\r\nexport const classNameTrinsicObserver = 'os-trinsic-observer';\r\n\r\nexport const classNameScrollbar = 'os-scrollbar';\r\nexport const classNameScrollbarRtl = `${classNameScrollbar}-rtl`;\r\nexport const classNameScrollbarHorizontal = `${classNameScrollbar}-horizontal`;\r\nexport const classNameScrollbarVertical = `${classNameScrollbar}-vertical`;\r\nexport const classNameScrollbarTrack = `${classNameScrollbar}-track`;\r\nexport const classNameScrollbarHandle = `${classNameScrollbar}-handle`;\r\nexport const classNamesScrollbarVisible = `${classNameScrollbar}-visible`;\r\nexport const classNamesScrollbarCornerless = `${classNameScrollbar}-cornerless`;\r\nexport const classNamesScrollbarTransitionless = `${classNameScrollbar}-transitionless`;\r\nexport const classNamesScrollbarInteraction = `${classNameScrollbar}-interaction`;\r\nexport const classNamesScrollbarUnusable = `${classNameScrollbar}-unusable`;\r\nexport const classNamesScrollbarAutoHidden = `${classNameScrollbar}-auto-hidden`;\r\nexport const classNamesScrollbarTrackInteractive = `${classNameScrollbarTrack}-interactive`;\r\nexport const classNamesScrollbarHandleInteractive = `${classNameScrollbarHandle}-interactive`;\r\n","import { assignDeep, each, isObject, keys, isArray, hasOwnProperty, isFunction } from 'support';\r\nimport { DeepPartial, DeepReadonly } from 'typings';\r\n\r\nconst opsStringify = (value: any) =>\r\n JSON.stringify(value, (_, val) => {\r\n if (isFunction(val)) {\r\n throw new Error();\r\n }\r\n return val;\r\n });\r\n\r\nexport type ResizeBehavior = 'none' | 'both' | 'horizontal' | 'vertical';\r\n\r\nexport type OverflowBehavior =\r\n | 'hidden'\r\n | 'scroll'\r\n | 'visible'\r\n | 'visible-hidden'\r\n | 'visible-scroll';\r\n\r\nexport type ScrollbarVisibilityBehavior = 'visible' | 'hidden' | 'auto';\r\n\r\nexport type ScrollbarAutoHideBehavior = 'never' | 'scroll' | 'leave' | 'move';\r\n\r\nexport type ScrollBehavior = 'always' | 'ifneeded' | 'never';\r\n\r\nexport type BasicEventCallback = (this: any) => void;\r\n\r\nexport type ScrollEventCallback = (this: any, args?: UIEvent) => void;\r\n\r\nexport type OverflowChangedCallback = (this: any, args?: OverflowChangedArgs) => void;\r\n\r\nexport type OverflowAmountChangedCallback = (this: any, args?: OverflowAmountChangedArgs) => void;\r\n\r\nexport type DirectionChangedCallback = (this: any, args?: DirectionChangedArgs) => void;\r\n\r\nexport type SizeChangedCallback = (this: any, args?: SizeChangedArgs) => void;\r\n\r\nexport type UpdatedCallback = (this: any, args?: UpdatedArgs) => void;\r\n\r\nexport interface Options {\r\n paddingAbsolute: boolean;\r\n showNativeOverlaidScrollbars: boolean;\r\n updating: {\r\n elementEvents: Array<[elementSelector: string, eventNames: string]> | null;\r\n attributes: string[] | null;\r\n debounce: [timeout: number, maxWait: number] | number | null; // (if tuple: [timeout: 0, maxWait: 33], if number: [timeout: number, maxWait: false]) debounce for content Changes\r\n ignoreMutation: ((mutation: MutationRecord) => any) | null;\r\n };\r\n overflow: {\r\n x: OverflowBehavior;\r\n y: OverflowBehavior;\r\n };\r\n scrollbars: {\r\n theme: string | null;\r\n visibility: ScrollbarVisibilityBehavior;\r\n autoHide: ScrollbarAutoHideBehavior;\r\n autoHideDelay: number;\r\n dragScroll: boolean;\r\n clickScroll: boolean;\r\n pointers: string[] | null;\r\n };\r\n}\r\n\r\nexport type ReadonlyOptions = DeepReadonly;\r\n\r\nexport interface OverflowChangedArgs {\r\n x: boolean;\r\n y: boolean;\r\n xScrollable: boolean;\r\n yScrollable: boolean;\r\n clipped: boolean;\r\n}\r\n\r\nexport interface OverflowAmountChangedArgs {\r\n x: number;\r\n y: number;\r\n}\r\n\r\nexport interface DirectionChangedArgs {\r\n isRTL: number;\r\n dir: string;\r\n}\r\n\r\nexport interface SizeChangedArgs {\r\n width: number;\r\n height: number;\r\n}\r\n\r\nexport interface UpdatedArgs {\r\n forced: boolean;\r\n}\r\n\r\nexport const defaultOptions: Options = {\r\n // resize: 'none', // none || both || horizontal || vertical || n || b || h || v\r\n paddingAbsolute: false, // true || false\r\n showNativeOverlaidScrollbars: false, // true || false\r\n updating: {\r\n elementEvents: [['img', 'load']], // array of tuples || null\r\n debounce: [0, 33], // number || number array || null\r\n attributes: null, // string array || null\r\n ignoreMutation: null, // () => any || null\r\n },\r\n overflow: {\r\n x: 'scroll', // visible-hidden || visible-scroll || hidden || scroll || v-h || v-s || h || s\r\n y: 'scroll', // visible-hidden || visible-scroll || hidden || scroll || v-h || v-s || h || s\r\n },\r\n scrollbars: {\r\n theme: 'os-theme-dark',\r\n visibility: 'auto', // visible || hidden || auto || v || h || a\r\n autoHide: 'never', // never || scroll || leave || move || n || s || l || m\r\n autoHideDelay: 1300, // number\r\n dragScroll: true, // true || false\r\n clickScroll: false, // true || false\r\n pointers: ['mouse', 'touch', 'pen'], // null || array of supported pointers: https://developer.mozilla.org/en-US/docs/Web/API/PointerEvent/pointerType\r\n },\r\n};\r\n\r\nexport const getOptionsDiff = (currOptions: T, newOptions: DeepPartial): DeepPartial => {\r\n const diff: DeepPartial = {};\r\n const optionsKeys = keys(newOptions).concat(keys(currOptions));\r\n\r\n each(optionsKeys, (optionKey) => {\r\n const currOptionValue = currOptions[optionKey];\r\n const newOptionValue = newOptions[optionKey];\r\n\r\n if (isObject(currOptionValue) && isObject(newOptionValue)) {\r\n assignDeep((diff[optionKey] = {}), getOptionsDiff(currOptionValue, newOptionValue));\r\n } else if (hasOwnProperty(newOptions, optionKey) && newOptionValue !== currOptionValue) {\r\n let isDiff = true;\r\n\r\n if (isArray(currOptionValue) || isArray(newOptionValue)) {\r\n try {\r\n if (opsStringify(currOptionValue) === opsStringify(newOptionValue)) {\r\n isDiff = false;\r\n }\r\n } catch {}\r\n }\r\n\r\n if (isDiff) {\r\n diff[optionKey] = newOptionValue;\r\n }\r\n }\r\n });\r\n\r\n return diff;\r\n};\r\n","import { each, isArray, keys } from 'support';\r\nimport { OverlayScrollbars, OverlayScrollbarsStatic } from 'overlayscrollbars';\r\n\r\nexport type PluginInstance =\r\n | Record\r\n | ((staticObj: OverlayScrollbarsStatic, instanceObj: OverlayScrollbars) => void);\r\nexport type Plugin = {\r\n [pluginName: string]: T;\r\n};\r\n\r\nconst pluginRegistry: Record = {};\r\n\r\nexport const getPlugins = () => pluginRegistry;\r\n\r\nexport const addPlugin = (addedPlugin: Plugin | Plugin[]) => {\r\n each((isArray(addedPlugin) ? addedPlugin : [addedPlugin]) as Plugin[], (plugin) => {\r\n const pluginName = keys(plugin)[0];\r\n pluginRegistry[pluginName] = plugin[pluginName];\r\n });\r\n};\r\n","function _extends() {\n module.exports = _extends = Object.assign ? Object.assign.bind() : function (target) {\n for (var i = 1; i < arguments.length; i++) {\n var source = arguments[i];\n\n for (var key in source) {\n if (Object.prototype.hasOwnProperty.call(source, key)) {\n target[key] = source[key];\n }\n }\n }\n\n return target;\n }, module.exports.__esModule = true, module.exports[\"default\"] = module.exports;\n return _extends.apply(this, arguments);\n}\n\nmodule.exports = _extends, module.exports.__esModule = true, module.exports[\"default\"] = module.exports;","import { each, hasOwnProperty, keys, push, isEmptyObject } from 'support/utils';\r\nimport { type, isArray, isUndefined, isPlainObject, isString } from 'support/utils/types';\r\nimport { PlainObject, DeepPartial } from 'typings';\r\n\r\nexport type OptionsObjectType = Record;\r\nexport type OptionsFunctionType = (this: any, ...args: any[]) => any;\r\nexport type OptionsTemplateType = ExtractPropsKey<\r\n OptionsTemplateTypeMap,\r\n T\r\n>;\r\nexport type OptionsTemplateTypes = keyof OptionsTemplateTypeMap;\r\nexport type OptionsTemplateNativeTypes = OptionsTemplateTypeMap[keyof OptionsTemplateTypeMap];\r\n\r\nexport type OptionsTemplateValue = T extends string\r\n ? string extends T\r\n ? OptionsTemplateValueNonEnum\r\n : string\r\n : OptionsTemplateValueNonEnum;\r\n\r\nexport type OptionsTemplate = {\r\n [P in keyof T]: T[P] extends OptionsObjectType\r\n ? OptionsTemplate\r\n : T[P] extends OptionsTemplateNativeTypes\r\n ? OptionsTemplateValue\r\n : never;\r\n};\r\n\r\nexport type OptionsValidationResult = [\r\n DeepPartial, // validated\r\n Record // foreign\r\n];\r\n\r\ntype OptionsTemplateTypeMap = {\r\n __TPL_boolean_TYPE__: boolean;\r\n __TPL_number_TYPE__: number;\r\n __TPL_string_TYPE__: string;\r\n __TPL_array_TYPE__: Array | ReadonlyArray;\r\n __TPL_function_TYPE__: OptionsFunctionType;\r\n __TPL_null_TYPE__: null;\r\n __TPL_object_TYPE__: OptionsObjectType;\r\n};\r\n\r\ntype OptionsTemplateValueNonEnum =\r\n | OptionsTemplateType\r\n | [OptionsTemplateType, ...Array];\r\n\r\ntype ExtractPropsKey = {\r\n [P in keyof T]: TProps extends T[P] ? P : never;\r\n}[keyof T];\r\n\r\ntype OptionsTemplateTypesDictionary = {\r\n readonly boolean: OptionsTemplateType;\r\n readonly number: OptionsTemplateType;\r\n readonly string: OptionsTemplateType;\r\n readonly array: OptionsTemplateType>;\r\n readonly object: OptionsTemplateType;\r\n readonly function: OptionsTemplateType;\r\n readonly null: OptionsTemplateType;\r\n};\r\n\r\nconst optionsTemplateTypes: OptionsTemplateTypesDictionary = {\r\n boolean: '__TPL_boolean_TYPE__',\r\n number: '__TPL_number_TYPE__',\r\n string: '__TPL_string_TYPE__',\r\n array: '__TPL_array_TYPE__',\r\n object: '__TPL_object_TYPE__',\r\n function: '__TPL_function_TYPE__',\r\n null: '__TPL_null_TYPE__',\r\n};\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a object which looks like:\r\n * {\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * }\r\n * @param template The template according to which the options object shall be validated.\r\n * @param options The options object which shall be validated.\r\n * @param optionsDiff When provided the returned validated object will only have properties which are different to this objects properties.\r\n * Example (assume all properties are valid to the template):\r\n * Options object : { a: 'a', b: 'b', c: 'c' }\r\n * optionsDiff object : { a: 'a', b: 'b', c: undefined }\r\n * Returned validated object : { c: 'c' }\r\n * Because the value of the properties a and b didn't change, they aren't included in the returned object.\r\n * Without the optionsDiff object the returned validated object would be: { a: 'a', b: 'b', c: 'c' }\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n * @param propPath The propertyPath which lead to this object. (used for error logging)\r\n */\r\nconst validateRecursive = (\r\n template: OptionsTemplate,\r\n options: DeepPartial,\r\n doWriteErrors?: boolean,\r\n propPath?: string\r\n): OptionsValidationResult => {\r\n const validatedOptions: DeepPartial = {};\r\n const optionsCopy: DeepPartial = { ...options };\r\n const props = keys(template).filter((prop) => hasOwnProperty(options, prop));\r\n\r\n each(props, (prop: Extract) => {\r\n const optionsValue: any = options[prop];\r\n const templateValue: PlainObject | string | OptionsTemplateTypes | Array =\r\n template[prop];\r\n const templateIsComplex = isPlainObject(templateValue);\r\n const propPrefix = propPath ? `${propPath}.` : '';\r\n\r\n // if the template has a object as value, it means that the options are complex (verschachtelt)\r\n if (templateIsComplex && isPlainObject(optionsValue)) {\r\n const [validated, foreign] = validateRecursive(\r\n templateValue as T,\r\n optionsValue,\r\n doWriteErrors,\r\n propPrefix + prop\r\n );\r\n validatedOptions[prop] = validated as any;\r\n optionsCopy[prop] = foreign as any;\r\n\r\n each([optionsCopy, validatedOptions], (value) => {\r\n if (isEmptyObject(value[prop])) {\r\n delete value[prop];\r\n }\r\n });\r\n } else if (!templateIsComplex) {\r\n let isValid = false;\r\n const errorEnumStrings: Array = [];\r\n const errorPossibleTypes: Array = [];\r\n const optionsValueType = type(optionsValue);\r\n const templateValueArr: Array = !isArray(templateValue)\r\n ? [templateValue as string | OptionsTemplateTypes]\r\n : (templateValue as Array);\r\n\r\n each(templateValueArr, (currTemplateType) => {\r\n // if currType value isn't inside possibleTemplateTypes we assume its a enum string value\r\n let typeString: string | undefined;\r\n each(optionsTemplateTypes, (value: string, key: string) => {\r\n if (value === currTemplateType) {\r\n typeString = key;\r\n }\r\n });\r\n const isEnumString = isUndefined(typeString);\r\n if (isEnumString && isString(optionsValue)) {\r\n // split it into a array which contains all possible values for example: [\"yes\", \"no\", \"maybe\"]\r\n const enumStringSplit = currTemplateType.split(' ');\r\n isValid = !!enumStringSplit.find((possibility) => possibility === optionsValue);\r\n\r\n // build error message\r\n push(errorEnumStrings, enumStringSplit);\r\n } else {\r\n isValid = optionsTemplateTypes[optionsValueType] === currTemplateType;\r\n }\r\n\r\n // build error message\r\n push(errorPossibleTypes, isEnumString ? optionsTemplateTypes.string : typeString!);\r\n\r\n // continue if invalid, break if valid\r\n return !isValid;\r\n });\r\n\r\n if (isValid) {\r\n validatedOptions[prop] = optionsValue;\r\n } else if (doWriteErrors) {\r\n console.warn(\r\n `${\r\n `The option \"${propPrefix}${prop}\" wasn't set, because it doesn't accept the type [ ${optionsValueType.toUpperCase()} ] with the value of \"${optionsValue}\".\\r\\n` +\r\n `Accepted types are: [ ${errorPossibleTypes.join(', ').toUpperCase()} ].\\r\\n`\r\n }${\r\n errorEnumStrings.length > 0\r\n ? `\\r\\nValid strings are: [ ${errorEnumStrings.join(', ')} ].`\r\n : ''\r\n }`\r\n );\r\n }\r\n\r\n delete optionsCopy[prop];\r\n }\r\n });\r\n\r\n return [validatedOptions, optionsCopy]; // optionsCopy equals now to foreign options\r\n};\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a tuple which looks like:\r\n * [\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * ]\r\n * @param template The template according to which the options object shall be validated.\r\n * @param options The options object which shall be validated.\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n */\r\nconst validateOptions = (\r\n template: OptionsTemplate,\r\n options: DeepPartial,\r\n doWriteErrors?: boolean\r\n): OptionsValidationResult => validateRecursive(template, options, doWriteErrors);\r\n\r\nexport { validateOptions, optionsTemplateTypes };\r\n","import {\r\n Options,\r\n OverflowBehavior,\r\n ScrollbarVisibilityBehavior,\r\n ScrollbarAutoHideBehavior,\r\n} from 'options';\r\nimport {\r\n validateOptions,\r\n OptionsTemplate,\r\n OptionsTemplateValue,\r\n optionsTemplateTypes as oTypes,\r\n} from 'plugins/optionsValidationPlugin/validation';\r\nimport type { DeepPartial } from 'typings';\r\nimport type { Plugin } from 'plugins';\r\n\r\nconst numberAllowedValues: OptionsTemplateValue = oTypes.number;\r\nconst booleanAllowedValues: OptionsTemplateValue = oTypes.boolean;\r\nconst arrayNullValues: OptionsTemplateValue | null> = [oTypes.array, oTypes.null];\r\nconst overflowAllowedValues: OptionsTemplateValue =\r\n 'hidden scroll visible visible-hidden';\r\nconst scrollbarsVisibilityAllowedValues: OptionsTemplateValue =\r\n 'visible hidden auto';\r\nconst scrollbarsAutoHideAllowedValues: OptionsTemplateValue =\r\n 'never scroll leavemove';\r\n\r\nconst optionsTemplate: OptionsTemplate = {\r\n // resize: resizeAllowedValues, // none || both || horizontal || vertical || n || b ||\r\n paddingAbsolute: booleanAllowedValues, // true || false\r\n showNativeOverlaidScrollbars: booleanAllowedValues, // true || false\r\n updating: {\r\n elementEvents: arrayNullValues, // array of tuples || null\r\n attributes: arrayNullValues,\r\n debounce: [oTypes.number, oTypes.array, oTypes.null], // number || number array || null\r\n ignoreMutation: [oTypes.function, oTypes.null], // function || null\r\n },\r\n overflow: {\r\n x: overflowAllowedValues, // visible-hidden || visible-scroll || hidden || scrol\r\n y: overflowAllowedValues, // visible-hidden || visible-scroll || hidden || scrol\r\n },\r\n scrollbars: {\r\n theme: [oTypes.string, oTypes.null], // string || null\r\n visibility: scrollbarsVisibilityAllowedValues, // visible || hidden || auto || v ||\r\n autoHide: scrollbarsAutoHideAllowedValues, // never || scroll || leave || move ||\r\n autoHideDelay: numberAllowedValues, // number\r\n dragScroll: booleanAllowedValues, // true || false\r\n clickScroll: booleanAllowedValues, // true || false\r\n pointers: [oTypes.array, oTypes.null], // string array\r\n },\r\n /*\r\n textarea: {\r\n dynWidth: booleanAllowedValues, // true || false\r\n dynHeight: booleanAllowedValues, // true || false\r\n inheritedAttrs: stringArrayNullAllowedValues, // string || array || nul\r\n },\r\n */\r\n};\r\n\r\nexport type OptionsValidationPluginInstance = {\r\n _: (options: DeepPartial, doWriteErrors?: boolean) => DeepPartial;\r\n};\r\n\r\nexport const optionsValidationPluginName = '__osOptionsValidationPlugin';\r\n\r\nexport const optionsValidationPlugin: Plugin = {\r\n [optionsValidationPluginName]: {\r\n _: (options: DeepPartial, doWriteErrors?: boolean) => {\r\n const [validated, foreign] = validateOptions(optionsTemplate, options, doWriteErrors);\r\n return { ...foreign, ...validated };\r\n },\r\n },\r\n};\r\n","import {\r\n createDOM,\r\n style,\r\n appendChildren,\r\n offsetSize,\r\n scrollLeft,\r\n scrollTop,\r\n on,\r\n addClass,\r\n equalWH,\r\n push,\r\n cAF,\r\n rAF,\r\n stopPropagation,\r\n} from 'support';\r\nimport {\r\n classNameSizeObserverListenerScroll,\r\n classNameSizeObserverListenerItem,\r\n classNameSizeObserverListenerItemFinal,\r\n} from 'classnames';\r\nimport type { Plugin } from 'plugins';\r\n\r\nexport type SizeObserverPluginInstance = {\r\n _: (\r\n listenerElement: HTMLElement,\r\n onSizeChangedCallback: (appear: boolean) => any,\r\n observeAppearChange: boolean\r\n ) => [appearCallback: () => any, offFns: (() => any)[]];\r\n};\r\n\r\nconst scrollAmount = 3333333;\r\nconst scrollEventName = 'scroll';\r\nexport const sizeObserverPluginName = '__osSizeObserverPlugin';\r\n\r\nexport const sizeObserverPlugin: Plugin = {\r\n [sizeObserverPluginName]: {\r\n _: (listenerElement, onSizeChangedCallback, observeAppearChange) => {\r\n const observerElementChildren = createDOM(\r\n `
`\r\n );\r\n appendChildren(listenerElement, observerElementChildren);\r\n addClass(listenerElement, classNameSizeObserverListenerScroll);\r\n const observerElementChildrenRoot = observerElementChildren[0] as HTMLElement;\r\n const shrinkElement = observerElementChildrenRoot.lastChild as HTMLElement;\r\n const expandElement = observerElementChildrenRoot.firstChild as HTMLElement;\r\n const expandElementChild = expandElement?.firstChild as HTMLElement;\r\n\r\n let cacheSize = offsetSize(observerElementChildrenRoot);\r\n let currSize = cacheSize;\r\n let isDirty = false;\r\n let rAFId: number;\r\n\r\n const reset = () => {\r\n scrollLeft(expandElement, scrollAmount);\r\n scrollTop(expandElement, scrollAmount);\r\n scrollLeft(shrinkElement, scrollAmount);\r\n scrollTop(shrinkElement, scrollAmount);\r\n };\r\n const onResized = (appear?: unknown) => {\r\n rAFId = 0;\r\n if (isDirty) {\r\n cacheSize = currSize;\r\n onSizeChangedCallback(appear === true);\r\n }\r\n };\r\n const onScroll = (scrollEvent?: Event | false) => {\r\n currSize = offsetSize(observerElementChildrenRoot);\r\n isDirty = !scrollEvent || !equalWH(currSize, cacheSize);\r\n\r\n if (scrollEvent) {\r\n stopPropagation(scrollEvent);\r\n\r\n if (isDirty && !rAFId) {\r\n cAF!(rAFId);\r\n rAFId = rAF!(onResized);\r\n }\r\n } else {\r\n onResized(scrollEvent === false);\r\n }\r\n\r\n reset();\r\n };\r\n const offListeners = push(\r\n [],\r\n [on(expandElement, scrollEventName, onScroll), on(shrinkElement, scrollEventName, onScroll)]\r\n );\r\n\r\n // lets assume that the divs will never be that large and a constant value is enough\r\n style(expandElementChild, {\r\n width: scrollAmount,\r\n height: scrollAmount,\r\n });\r\n\r\n rAF!(reset);\r\n\r\n return [observeAppearChange ? onScroll.bind(0, false) : reset, offListeners];\r\n },\r\n },\r\n};\r\n","import {\r\n keys,\r\n attr,\r\n WH,\r\n style,\r\n addClass,\r\n removeClass,\r\n noop,\r\n each,\r\n assignDeep,\r\n windowSize,\r\n UpdateCache,\r\n XY,\r\n} from 'support';\r\nimport { classNameViewportArrange } from 'classnames';\r\nimport type { StyleObject } from 'typings';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type {\r\n ViewportOverflowState,\r\n GetViewportOverflowState,\r\n HideNativeScrollbars,\r\n} from 'setups/structureSetup/updateSegments/overflowUpdateSegment';\r\nimport type { InternalEnvironment } from 'environment';\r\nimport type { Plugin } from 'plugins';\r\n\r\nexport type ArrangeViewport = (\r\n viewportOverflowState: ViewportOverflowState,\r\n viewportScrollSize: WH,\r\n sizeFraction: WH,\r\n directionIsRTL: boolean\r\n) => boolean;\r\n\r\nexport type UndoViewportArrangeResult = [\r\n redoViewportArrange: () => void,\r\n overflowState?: ViewportOverflowState\r\n];\r\n\r\nexport type UndoArrangeViewport = (\r\n showNativeOverlaidScrollbars: boolean,\r\n directionIsRTL: boolean,\r\n viewportOverflowState?: ViewportOverflowState\r\n) => UndoViewportArrangeResult;\r\n\r\nexport type ScrollbarsHidingPluginInstance = {\r\n _createUniqueViewportArrangeElement(env: InternalEnvironment): HTMLStyleElement | false;\r\n _overflowUpdateSegment(\r\n doViewportArrange: boolean,\r\n flexboxGlue: boolean,\r\n viewport: HTMLElement,\r\n viewportArrange: HTMLStyleElement | false | null | undefined,\r\n getState: () => StructureSetupState,\r\n getViewportOverflowState: GetViewportOverflowState,\r\n hideNativeScrollbars: HideNativeScrollbars\r\n ): [ArrangeViewport, UndoArrangeViewport];\r\n _envWindowZoom(): (\r\n envInstance: InternalEnvironment,\r\n updateNativeScrollbarSizeCache: UpdateCache>,\r\n triggerEvent: () => void\r\n ) => void;\r\n};\r\n\r\nlet contentArrangeCounter = 0;\r\nconst { round, abs } = Math;\r\nconst getWindowDPR = (): number => {\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const dDPI = window.screen.deviceXDPI || 0;\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const sDPI = window.screen.logicalXDPI || 1;\r\n return window.devicePixelRatio || dDPI / sDPI;\r\n};\r\n\r\nconst diffBiggerThanOne = (valOne: number, valTwo: number): boolean => {\r\n const absValOne = abs(valOne);\r\n const absValTwo = abs(valTwo);\r\n return !(absValOne === absValTwo || absValOne + 1 === absValTwo || absValOne - 1 === absValTwo);\r\n};\r\n\r\nexport const scrollbarsHidingPluginName = '__osScrollbarsHidingPlugin';\r\n\r\nexport const scrollbarsHidingPlugin: Plugin = {\r\n [scrollbarsHidingPluginName]: {\r\n _createUniqueViewportArrangeElement: (env: InternalEnvironment) => {\r\n const { _nativeScrollbarsHiding, _nativeScrollbarsOverlaid, _cssCustomProperties } = env;\r\n const create =\r\n !_cssCustomProperties &&\r\n !_nativeScrollbarsHiding &&\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n const result = create ? document.createElement('style') : false;\r\n\r\n if (result) {\r\n attr(result, 'id', `${classNameViewportArrange}-${contentArrangeCounter}`);\r\n contentArrangeCounter++;\r\n }\r\n\r\n return result;\r\n },\r\n _overflowUpdateSegment: (\r\n doViewportArrange,\r\n flexboxGlue,\r\n viewport,\r\n viewportArrange,\r\n getState,\r\n getViewportOverflowState,\r\n hideNativeScrollbars\r\n ) => {\r\n /**\r\n * Sets the styles of the viewport arrange element.\r\n * @param viewportOverflowState The viewport overflow state according to which the scrollbars shall be hidden.\r\n * @param viewportScrollSize The content scroll size.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @returns A boolean which indicates whether the viewport arrange element was adjusted.\r\n */\r\n const arrangeViewport: ArrangeViewport = (\r\n viewportOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n directionIsRTL\r\n ) => {\r\n if (doViewportArrange) {\r\n const { _viewportPaddingStyle } = getState();\r\n const { _scrollbarsHideOffset, _scrollbarsHideOffsetArrange } = viewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const { x: hideOffsetX, y: hideOffsetY } = _scrollbarsHideOffset;\r\n const viewportArrangeHorizontalPaddingKey: keyof StyleObject = directionIsRTL\r\n ? 'paddingRight'\r\n : 'paddingLeft';\r\n const viewportArrangeHorizontalPaddingValue = _viewportPaddingStyle[\r\n viewportArrangeHorizontalPaddingKey\r\n ] as number;\r\n const viewportArrangeVerticalPaddingValue = _viewportPaddingStyle.paddingTop as number;\r\n const fractionalContentWidth = viewportScrollSize.w + sizeFraction.w;\r\n const fractionalContenHeight = viewportScrollSize.h + sizeFraction.h;\r\n const arrangeSize = {\r\n w:\r\n hideOffsetY && arrangeY\r\n ? `${\r\n hideOffsetY + fractionalContentWidth - viewportArrangeHorizontalPaddingValue\r\n }px`\r\n : '',\r\n h:\r\n hideOffsetX && arrangeX\r\n ? `${hideOffsetX + fractionalContenHeight - viewportArrangeVerticalPaddingValue}px`\r\n : '',\r\n };\r\n\r\n // adjust content arrange / before element\r\n if (viewportArrange) {\r\n const { sheet } = viewportArrange;\r\n if (sheet) {\r\n const { cssRules } = sheet;\r\n if (cssRules) {\r\n if (!cssRules.length) {\r\n sheet.insertRule(\r\n `#${attr(viewportArrange, 'id')} + .${classNameViewportArrange}::before {}`,\r\n 0\r\n );\r\n }\r\n\r\n // @ts-ignore\r\n const ruleStyle = cssRules[0].style;\r\n\r\n ruleStyle.width = arrangeSize.w;\r\n ruleStyle.height = arrangeSize.h;\r\n }\r\n }\r\n } else {\r\n style<'--os-vaw' | '--os-vah'>(viewport, {\r\n '--os-vaw': arrangeSize.w,\r\n '--os-vah': arrangeSize.h,\r\n });\r\n }\r\n }\r\n\r\n return doViewportArrange;\r\n };\r\n\r\n /**\r\n * Removes all styles applied because of the viewport arrange strategy.\r\n * @param showNativeOverlaidScrollbars Whether native overlaid scrollbars are shown instead of hidden.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @param viewportOverflowState The currentviewport overflow state or undefined if it has to be determined.\r\n * @returns A object with a function which applies all the removed styles and the determined viewport vverflow state.\r\n */\r\n const undoViewportArrange: UndoArrangeViewport = (\r\n showNativeOverlaidScrollbars,\r\n directionIsRTL,\r\n viewportOverflowState?\r\n ) => {\r\n if (doViewportArrange) {\r\n const finalViewportOverflowState =\r\n viewportOverflowState || getViewportOverflowState(showNativeOverlaidScrollbars);\r\n const { _viewportPaddingStyle: viewportPaddingStyle } = getState();\r\n const { _scrollbarsHideOffsetArrange } = finalViewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const finalPaddingStyle: StyleObject = {};\r\n const assignProps = (props: string) =>\r\n each(props.split(' '), (prop) => {\r\n finalPaddingStyle[prop] = viewportPaddingStyle[prop];\r\n });\r\n\r\n if (arrangeX) {\r\n assignProps('marginBottom paddingTop paddingBottom');\r\n }\r\n\r\n if (arrangeY) {\r\n assignProps('marginLeft marginRight paddingLeft paddingRight');\r\n }\r\n\r\n const prevStyle = style(viewport, keys(finalPaddingStyle));\r\n\r\n removeClass(viewport, classNameViewportArrange);\r\n\r\n if (!flexboxGlue) {\r\n finalPaddingStyle.height = '';\r\n }\r\n\r\n style(viewport, finalPaddingStyle);\r\n\r\n return [\r\n () => {\r\n hideNativeScrollbars(\r\n finalViewportOverflowState,\r\n directionIsRTL,\r\n doViewportArrange,\r\n prevStyle\r\n );\r\n style(viewport, prevStyle);\r\n addClass(viewport, classNameViewportArrange);\r\n },\r\n finalViewportOverflowState,\r\n ];\r\n }\r\n return [noop];\r\n };\r\n\r\n return [arrangeViewport, undoViewportArrange];\r\n },\r\n _envWindowZoom: () => {\r\n let size = { w: 0, h: 0 };\r\n let dpr = 0;\r\n\r\n return (envInstance, updateNativeScrollbarSizeCache, triggerEvent) => {\r\n const sizeNew = windowSize();\r\n const deltaSize = {\r\n w: sizeNew.w - size.w,\r\n h: sizeNew.h - size.h,\r\n };\r\n\r\n if (deltaSize.w === 0 && deltaSize.h === 0) {\r\n return;\r\n }\r\n\r\n const deltaAbsSize = {\r\n w: abs(deltaSize.w),\r\n h: abs(deltaSize.h),\r\n };\r\n const deltaAbsRatio = {\r\n w: abs(round(sizeNew.w / (size.w / 100.0))),\r\n h: abs(round(sizeNew.h / (size.h / 100.0))),\r\n };\r\n const dprNew = getWindowDPR();\r\n const deltaIsBigger = deltaAbsSize.w > 2 && deltaAbsSize.h > 2;\r\n const difference = !diffBiggerThanOne(deltaAbsRatio.w, deltaAbsRatio.h);\r\n const dprChanged = dprNew !== dpr && dprNew > 0;\r\n const isZoom = deltaIsBigger && difference && dprChanged;\r\n\r\n if (isZoom) {\r\n const [scrollbarSize, scrollbarSizeChanged] = updateNativeScrollbarSizeCache();\r\n\r\n assignDeep(envInstance._nativeScrollbarsSize, scrollbarSize); // keep the object same!\r\n\r\n if (scrollbarSizeChanged) {\r\n triggerEvent();\r\n }\r\n }\r\n\r\n size = sizeNew;\r\n dpr = dprNew;\r\n };\r\n },\r\n },\r\n};\r\n","import {\r\n createDOM,\r\n addClass,\r\n style,\r\n appendChildren,\r\n fractionalSize,\r\n clientSize,\r\n absoluteCoordinates,\r\n offsetSize,\r\n scrollLeft,\r\n XY,\r\n removeAttr,\r\n removeElements,\r\n equalBCRWH,\r\n getBoundingClientRect,\r\n assignDeep,\r\n cssProperty,\r\n createCache,\r\n equalXY,\r\n createEventListenerHub,\r\n EventListener,\r\n} from 'support';\r\nimport {\r\n classNameEnvironment,\r\n classNameEnvironmentFlexboxGlue,\r\n classNameEnvironmentFlexboxGlueMax,\r\n classNameViewportScrollbarHidden,\r\n} from 'classnames';\r\nimport { Options, defaultOptions } from 'options';\r\nimport { DeepPartial } from 'typings';\r\nimport { Initialization } from 'initialization';\r\nimport { getPlugins, ScrollbarsHidingPluginInstance, scrollbarsHidingPluginName } from 'plugins';\r\n\r\ntype EnvironmentEventMap = {\r\n _: [];\r\n};\r\n\r\nexport interface InternalEnvironment {\r\n readonly _nativeScrollbarsSize: XY;\r\n readonly _nativeScrollbarsOverlaid: XY;\r\n readonly _nativeScrollbarsHiding: boolean;\r\n readonly _rtlScrollBehavior: { n: boolean; i: boolean };\r\n readonly _flexboxGlue: boolean;\r\n readonly _cssCustomProperties: boolean;\r\n readonly _staticDefaultInitialization: Initialization;\r\n readonly _staticDefaultOptions: Options;\r\n _addListener(listener: EventListener): () => void;\r\n _getDefaultInitialization(): Initialization;\r\n _setDefaultInitialization(newInitialization: DeepPartial): void;\r\n _getDefaultOptions(): Options;\r\n _setDefaultOptions(newDefaultOptions: DeepPartial): void;\r\n}\r\n\r\nlet environmentInstance: InternalEnvironment;\r\n\r\nconst getNativeScrollbarSize = (\r\n body: HTMLElement,\r\n measureElm: HTMLElement,\r\n measureElmChild: HTMLElement,\r\n clear?: boolean\r\n): XY => {\r\n appendChildren(body, measureElm);\r\n\r\n const cSize = clientSize(measureElm);\r\n const oSize = offsetSize(measureElm);\r\n const fSize = fractionalSize(measureElmChild);\r\n\r\n clear && removeElements(measureElm);\r\n\r\n return {\r\n x: oSize.h - cSize.h + fSize.h,\r\n y: oSize.w - cSize.w + fSize.w,\r\n };\r\n};\r\n\r\nconst getNativeScrollbarsHiding = (testElm: HTMLElement): boolean => {\r\n let result = false;\r\n const revertClass = addClass(testElm, classNameViewportScrollbarHidden);\r\n try {\r\n result =\r\n style(testElm, cssProperty('scrollbar-width')) === 'none' ||\r\n window.getComputedStyle(testElm, '::-webkit-scrollbar').getPropertyValue('display') ===\r\n 'none';\r\n } catch (ex) {}\r\n revertClass();\r\n return result;\r\n};\r\n\r\nconst getRtlScrollBehavior = (\r\n parentElm: HTMLElement,\r\n childElm: HTMLElement\r\n): { i: boolean; n: boolean } => {\r\n const strHidden = 'hidden';\r\n style(parentElm, { overflowX: strHidden, overflowY: strHidden, direction: 'rtl' });\r\n scrollLeft(parentElm, 0);\r\n\r\n const parentOffset = absoluteCoordinates(parentElm);\r\n const childOffset = absoluteCoordinates(childElm);\r\n scrollLeft(parentElm, -999); // https://github.com/KingSora/OverlayScrollbars/issues/187\r\n const childOffsetAfterScroll = absoluteCoordinates(childElm);\r\n return {\r\n /**\r\n * origin direction = determines if the zero scroll position is on the left or right side\r\n * 'i' means 'invert' (i === true means that the axis must be inverted to be correct)\r\n * true = on the left side\r\n * false = on the right side\r\n */\r\n i: parentOffset.x === childOffset.x,\r\n /**\r\n * negative = determines if the maximum scroll is positive or negative\r\n * 'n' means 'negate' (n === true means that the axis must be negated to be correct)\r\n * true = negative\r\n * false = positive\r\n */\r\n n: childOffset.x !== childOffsetAfterScroll.x,\r\n };\r\n};\r\n\r\nconst getFlexboxGlue = (parentElm: HTMLElement, childElm: HTMLElement): boolean => {\r\n const revertFbxGlue = addClass(parentElm, classNameEnvironmentFlexboxGlue);\r\n const minOffsetsizeParent = getBoundingClientRect(parentElm);\r\n const minOffsetsize = getBoundingClientRect(childElm);\r\n const supportsMin = equalBCRWH(minOffsetsize, minOffsetsizeParent, true);\r\n\r\n const revertFbxGlueMax = addClass(parentElm, classNameEnvironmentFlexboxGlueMax);\r\n const maxOffsetsizeParent = getBoundingClientRect(parentElm);\r\n const maxOffsetsize = getBoundingClientRect(childElm);\r\n const supportsMax = equalBCRWH(maxOffsetsize, maxOffsetsizeParent, true);\r\n\r\n revertFbxGlue();\r\n revertFbxGlueMax();\r\n\r\n return supportsMin && supportsMax;\r\n};\r\n\r\nconst createEnvironment = (): InternalEnvironment => {\r\n const { body } = document;\r\n const envDOM = createDOM(`
`);\r\n const envElm = envDOM[0] as HTMLElement;\r\n const envChildElm = envElm.firstChild as HTMLElement;\r\n const [addEvent, , triggerEvent] = createEventListenerHub();\r\n const [updateNativeScrollbarSizeCache, getNativeScrollbarSizeCache] = createCache(\r\n {\r\n _initialValue: getNativeScrollbarSize(body, envElm, envChildElm),\r\n _equal: equalXY,\r\n },\r\n getNativeScrollbarSize.bind(0, body, envElm, envChildElm, true)\r\n );\r\n const [nativeScrollbarsSize] = getNativeScrollbarSizeCache();\r\n const nativeScrollbarsHiding = getNativeScrollbarsHiding(envElm);\r\n const nativeScrollbarsOverlaid = {\r\n x: nativeScrollbarsSize.x === 0,\r\n y: nativeScrollbarsSize.y === 0,\r\n };\r\n const staticDefaultInitialization: Initialization = {\r\n host: null,\r\n padding: !nativeScrollbarsHiding,\r\n viewport: (target) => nativeScrollbarsHiding && target === target.ownerDocument.body && target,\r\n content: false,\r\n scrollbarsSlot: true,\r\n cancel: {\r\n nativeScrollbarsOverlaid: true,\r\n body: null,\r\n },\r\n };\r\n const staticDefaultOptions = assignDeep({}, defaultOptions);\r\n\r\n const env: InternalEnvironment = {\r\n _nativeScrollbarsSize: nativeScrollbarsSize,\r\n _nativeScrollbarsOverlaid: nativeScrollbarsOverlaid,\r\n _nativeScrollbarsHiding: nativeScrollbarsHiding,\r\n _cssCustomProperties: style(envElm, 'zIndex') === '-1',\r\n _rtlScrollBehavior: getRtlScrollBehavior(envElm, envChildElm),\r\n _flexboxGlue: getFlexboxGlue(envElm, envChildElm),\r\n _addListener: (listener) => addEvent('_', listener),\r\n _getDefaultInitialization: assignDeep.bind(\r\n 0,\r\n {} as Initialization,\r\n staticDefaultInitialization\r\n ),\r\n _setDefaultInitialization(newInitializationStrategy) {\r\n assignDeep(staticDefaultInitialization, newInitializationStrategy);\r\n },\r\n _getDefaultOptions: assignDeep.bind(0, {} as Options, staticDefaultOptions),\r\n _setDefaultOptions(newDefaultOptions) {\r\n assignDeep(staticDefaultOptions, newDefaultOptions);\r\n },\r\n _staticDefaultInitialization: assignDeep({}, staticDefaultInitialization),\r\n _staticDefaultOptions: assignDeep({}, staticDefaultOptions),\r\n };\r\n\r\n removeAttr(envElm, 'style');\r\n removeElements(envElm);\r\n\r\n if (!nativeScrollbarsHiding && (!nativeScrollbarsOverlaid.x || !nativeScrollbarsOverlaid.y)) {\r\n let resizeFn: undefined | ReturnType;\r\n window.addEventListener('resize', () => {\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n\r\n resizeFn = resizeFn || (scrollbarsHidingPlugin && scrollbarsHidingPlugin._envWindowZoom());\r\n resizeFn && resizeFn(env, updateNativeScrollbarSizeCache, triggerEvent.bind(0, '_'));\r\n });\r\n }\r\n\r\n return env;\r\n};\r\n\r\nconst getEnvironment = (): InternalEnvironment => {\r\n if (!environmentInstance) {\r\n environmentInstance = createEnvironment();\r\n }\r\n return environmentInstance;\r\n};\r\n\r\nexport { getEnvironment };\r\n","import { isFunction, isHTMLElement, isNull, isUndefined } from 'support';\r\nimport type { StructureInitialization } from 'setups/structureSetup';\r\nimport type { ScrollbarsInitialization } from 'setups/scrollbarsSetup';\r\nimport { getEnvironment } from 'environment';\r\nimport { DeepPartial } from 'typings';\r\nimport { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\n\r\ntype StaticInitialization = HTMLElement | false | null;\r\ntype DynamicInitialization = HTMLElement | boolean | null;\r\n\r\nexport type InitializationTargetElement = HTMLElement | HTMLTextAreaElement;\r\n\r\nexport type Initialization = Omit &\r\n ScrollbarsInitialization & {\r\n cancel: {\r\n nativeScrollbarsOverlaid: boolean;\r\n body: boolean | null;\r\n };\r\n };\r\n\r\nexport type InitializationTargetObject = DeepPartial &\r\n Pick;\r\n\r\nexport type InitializationTarget = InitializationTargetElement | InitializationTargetObject;\r\n\r\n/**\r\n * Static elements MUST be present.\r\n * With false, null or undefined the element will be generated, otherwise the specified element is taken.\r\n */\r\nexport type StaticInitializationElement =\r\n | ((...args: Args) => StaticInitialization)\r\n | StaticInitialization;\r\n\r\n/**\r\n * Dynamic element CAN be present.\r\n * If its a element the element will be taken as the repsective element.\r\n * With true the element will be generated.\r\n * With false, null or undefined the element won't be generated.\r\n */\r\nexport type DynamicInitializationElement =\r\n | ((...args: Args) => DynamicInitialization)\r\n | DynamicInitialization;\r\n\r\nexport type FallbackInitializtationElement<\r\n InitElm extends StaticInitializationElement | DynamicInitializationElement\r\n> = Extract any> extends (...args: infer P) => any\r\n ? (...args: P) => HTMLElement\r\n : never;\r\n\r\nconst resolveInitialization = (value: any, args: any): T =>\r\n isFunction(value) ? value.apply(0, args) : value;\r\n\r\nconst staticInitializationElement = >(\r\n args: Parameters any>>,\r\n fallbackStaticInitializationElement: FallbackInitializtationElement,\r\n defaultStaticInitializationElementStrategy: T,\r\n staticInitializationElementValue?: T\r\n): HTMLElement => {\r\n const staticInitialization = isUndefined(staticInitializationElementValue)\r\n ? defaultStaticInitializationElementStrategy\r\n : staticInitializationElementValue;\r\n const resolvedInitialization = resolveInitialization(\r\n staticInitialization,\r\n args\r\n );\r\n return resolvedInitialization || fallbackStaticInitializationElement();\r\n};\r\n\r\nconst dynamicInitializationElement = >(\r\n args: Parameters any>>,\r\n fallbackDynamicInitializationElement: FallbackInitializtationElement,\r\n defaultDynamicInitializationElementStrategy: T,\r\n dynamicInitializationElementValue?: T\r\n): HTMLElement | false => {\r\n const dynamicInitialization = isUndefined(dynamicInitializationElementValue)\r\n ? defaultDynamicInitializationElementStrategy\r\n : dynamicInitializationElementValue;\r\n const resolvedInitialization = resolveInitialization(\r\n dynamicInitialization,\r\n args\r\n );\r\n return (\r\n !!resolvedInitialization &&\r\n (isHTMLElement(resolvedInitialization)\r\n ? resolvedInitialization\r\n : fallbackDynamicInitializationElement())\r\n );\r\n};\r\n\r\nconst cancelInitialization = (\r\n cancelInitializationValue: DeepPartial | false | null | undefined,\r\n structureSetupElements: StructureSetupElementsObj\r\n): boolean => {\r\n const { nativeScrollbarsOverlaid, body } = cancelInitializationValue || {};\r\n const { _isBody, _viewportIsTarget } = structureSetupElements;\r\n const { _getDefaultInitialization, _nativeScrollbarsOverlaid } = getEnvironment();\r\n const { nativeScrollbarsOverlaid: defaultNativeScrollbarsOverlaid, body: defaultbody } =\r\n _getDefaultInitialization().cancel;\r\n\r\n const resolvedNativeScrollbarsOverlaid =\r\n nativeScrollbarsOverlaid ?? defaultNativeScrollbarsOverlaid;\r\n const resolvedDocumentScrollingElement = isUndefined(body) ? defaultbody : body;\r\n\r\n const finalNativeScrollbarsOverlaid =\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y) &&\r\n resolvedNativeScrollbarsOverlaid;\r\n const finalDocumentScrollingElement =\r\n _isBody &&\r\n (isNull(resolvedDocumentScrollingElement)\r\n ? !_viewportIsTarget\r\n : resolvedDocumentScrollingElement);\r\n\r\n return !!finalNativeScrollbarsOverlaid || !!finalDocumentScrollingElement;\r\n};\r\n\r\nexport { staticInitializationElement, dynamicInitializationElement, cancelInitialization };\r\n","import {\r\n isHTMLElement,\r\n appendChildren,\r\n createDiv,\r\n is,\r\n contents,\r\n insertAfter,\r\n addClass,\r\n parent,\r\n indexOf,\r\n removeElements,\r\n removeClass,\r\n hasClass,\r\n push,\r\n runEachAndClear,\r\n insertBefore,\r\n attr,\r\n keys,\r\n removeAttr,\r\n attrClass,\r\n hasAttrClass,\r\n noop,\r\n} from 'support';\r\nimport {\r\n dataAttributeHost,\r\n dataAttributeHostOverflowX,\r\n dataAttributeHostOverflowY,\r\n classNamePadding,\r\n classNameViewport,\r\n classNameContent,\r\n classNameViewportScrollbarHidden,\r\n} from 'classnames';\r\nimport { getEnvironment } from 'environment';\r\nimport { getPlugins, scrollbarsHidingPluginName } from 'plugins';\r\nimport type { ScrollbarsHidingPluginInstance } from 'plugins/scrollbarsHidingPlugin';\r\nimport {\r\n staticInitializationElement as generalStaticInitializationElement,\r\n dynamicInitializationElement as generalDynamicInitializationElement,\r\n} from 'initialization';\r\nimport type {\r\n InitializationTarget,\r\n InitializationTargetElement,\r\n InitializationTargetObject,\r\n} from 'initialization';\r\nimport type {\r\n StructureDynamicInitializationElement,\r\n StructureStaticInitializationElement,\r\n} from 'setups/structureSetup/structureSetup.initialization';\r\n\r\nexport type StructureSetupElements = [\r\n targetObj: StructureSetupElementsObj,\r\n appendElements: () => void,\r\n destroy: () => void\r\n];\r\n\r\nexport interface StructureSetupElementsObj {\r\n _target: InitializationTargetElement;\r\n _host: HTMLElement;\r\n _viewport: HTMLElement;\r\n _padding: HTMLElement | false;\r\n _content: HTMLElement | false;\r\n _viewportArrange: HTMLStyleElement | false | null | undefined;\r\n _scrollOffsetElement: HTMLElement;\r\n _scrollEventElement: HTMLElement | Document;\r\n // ctx ----\r\n _isTextarea: boolean;\r\n _isBody: boolean;\r\n _windowElm: Window;\r\n _documentElm: Document;\r\n _targetIsElm: boolean;\r\n _viewportIsTarget: boolean;\r\n _viewportHasClass: (className: string, attributeClassName: string) => boolean;\r\n _viewportAddRemoveClass: (className: string, attributeClassName: string, add?: boolean) => void;\r\n}\r\n\r\nconst createNewDiv = createDiv.bind(0, '');\r\n\r\nconst unwrap = (elm: HTMLElement | false | null | undefined) => {\r\n appendChildren(parent(elm), contents(elm));\r\n removeElements(elm);\r\n};\r\n\r\nconst addDataAttrHost = (elm: HTMLElement, value: string) => {\r\n attr(elm, dataAttributeHost, value);\r\n return removeAttr.bind(0, elm, dataAttributeHost);\r\n};\r\n\r\nexport const createStructureSetupElements = (\r\n target: InitializationTarget\r\n): StructureSetupElements => {\r\n const env = getEnvironment();\r\n const { _getDefaultInitialization, _nativeScrollbarsHiding } = env;\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n const createUniqueViewportArrangeElement =\r\n scrollbarsHidingPlugin && scrollbarsHidingPlugin._createUniqueViewportArrangeElement;\r\n const {\r\n host: defaultHostInitialization,\r\n viewport: defaultViewportInitialization,\r\n padding: defaultPaddingInitialization,\r\n content: defaultContentInitialization,\r\n } = _getDefaultInitialization();\r\n const targetIsElm = isHTMLElement(target);\r\n const targetStructureInitialization = (targetIsElm ? {} : target) as InitializationTargetObject;\r\n const {\r\n host: hostInitialization,\r\n padding: paddingInitialization,\r\n viewport: viewportInitialization,\r\n content: contentInitialization,\r\n } = targetStructureInitialization;\r\n\r\n const targetElement = targetIsElm ? target : targetStructureInitialization.target;\r\n const isTextarea = is(targetElement, 'textarea');\r\n const ownerDocument = targetElement.ownerDocument;\r\n const isBody = targetElement === ownerDocument.body;\r\n const wnd = ownerDocument.defaultView as Window;\r\n const staticInitializationElement =\r\n generalStaticInitializationElement.bind(0, [\r\n targetElement,\r\n ]);\r\n const dynamicInitializationElement =\r\n generalDynamicInitializationElement.bind(0, [\r\n targetElement,\r\n ]);\r\n const viewportElement = staticInitializationElement(\r\n createNewDiv,\r\n defaultViewportInitialization,\r\n viewportInitialization\r\n );\r\n const viewportIsTarget = viewportElement === targetElement;\r\n const viewportIsTargetBody = viewportIsTarget && isBody;\r\n const evaluatedTargetObj: StructureSetupElementsObj = {\r\n _target: targetElement,\r\n _host: isTextarea\r\n ? staticInitializationElement(createNewDiv, defaultHostInitialization, hostInitialization)\r\n : (targetElement as HTMLElement),\r\n _viewport: viewportElement,\r\n _padding:\r\n !viewportIsTarget &&\r\n dynamicInitializationElement(\r\n createNewDiv,\r\n defaultPaddingInitialization,\r\n paddingInitialization\r\n ),\r\n _content:\r\n !viewportIsTarget &&\r\n dynamicInitializationElement(\r\n createNewDiv,\r\n defaultContentInitialization,\r\n contentInitialization\r\n ),\r\n _viewportArrange:\r\n !viewportIsTarget &&\r\n !_nativeScrollbarsHiding &&\r\n createUniqueViewportArrangeElement &&\r\n createUniqueViewportArrangeElement(env),\r\n _scrollOffsetElement: viewportIsTargetBody ? ownerDocument.documentElement : viewportElement,\r\n _scrollEventElement: viewportIsTargetBody ? ownerDocument : viewportElement,\r\n _windowElm: wnd,\r\n _documentElm: ownerDocument,\r\n _isTextarea: isTextarea,\r\n _isBody: isBody,\r\n _targetIsElm: targetIsElm,\r\n _viewportIsTarget: viewportIsTarget,\r\n _viewportHasClass: (className: string, attributeClassName: string) =>\r\n viewportIsTarget\r\n ? hasAttrClass(viewportElement, dataAttributeHost, attributeClassName)\r\n : hasClass(viewportElement, className),\r\n _viewportAddRemoveClass: (className: string, attributeClassName: string, add?: boolean) =>\r\n viewportIsTarget\r\n ? attrClass(viewportElement, dataAttributeHost, attributeClassName, add)\r\n : (add ? addClass : removeClass)(viewportElement, className),\r\n };\r\n const generatedElements = keys(evaluatedTargetObj).reduce((arr, key: string) => {\r\n const value = evaluatedTargetObj[key];\r\n return push(arr, value && !parent(value) ? value : false);\r\n }, [] as HTMLElement[]);\r\n const elementIsGenerated = (elm: HTMLElement | false) =>\r\n elm ? indexOf(generatedElements, elm) > -1 : null;\r\n const { _target, _host, _padding, _viewport, _content, _viewportArrange } = evaluatedTargetObj;\r\n const destroyFns: (() => any)[] = [];\r\n const isTextareaHostGenerated = isTextarea && elementIsGenerated(_host);\r\n const targetContents = isTextarea\r\n ? _target\r\n : contents(\r\n [_content, _viewport, _padding, _host, _target].find(\r\n (elm) => elementIsGenerated(elm) === false\r\n )\r\n );\r\n const contentSlot = _content || _viewport;\r\n const appendElements = () => {\r\n const removeHostDataAttr = addDataAttrHost(_host, viewportIsTarget ? 'viewport' : 'host');\r\n const removePaddingClass = addClass(_padding, classNamePadding);\r\n const removeViewportClass = addClass(_viewport, !viewportIsTarget && classNameViewport);\r\n const removeContentClass = addClass(_content, classNameContent);\r\n const removeHtmlClass = viewportIsTargetBody\r\n ? addClass(parent(targetElement), classNameViewportScrollbarHidden)\r\n : noop;\r\n\r\n // only insert host for textarea after target if it was generated\r\n if (isTextareaHostGenerated) {\r\n insertAfter(_target, _host);\r\n\r\n push(destroyFns, () => {\r\n insertAfter(_host, _target);\r\n removeElements(_host);\r\n });\r\n }\r\n\r\n appendChildren(contentSlot, targetContents);\r\n appendChildren(_host, _padding);\r\n appendChildren(_padding || _host, !viewportIsTarget && _viewport);\r\n appendChildren(_viewport, _content);\r\n\r\n push(destroyFns, () => {\r\n removeHtmlClass();\r\n removeHostDataAttr();\r\n removeAttr(_viewport, dataAttributeHostOverflowX);\r\n removeAttr(_viewport, dataAttributeHostOverflowY);\r\n\r\n if (elementIsGenerated(_content)) {\r\n unwrap(_content);\r\n }\r\n if (elementIsGenerated(_viewport)) {\r\n unwrap(_viewport);\r\n }\r\n if (elementIsGenerated(_padding)) {\r\n unwrap(_padding);\r\n }\r\n removePaddingClass();\r\n removeViewportClass();\r\n removeContentClass();\r\n });\r\n\r\n if (_nativeScrollbarsHiding && !viewportIsTarget) {\r\n push(destroyFns, removeClass.bind(0, _viewport, classNameViewportScrollbarHidden));\r\n }\r\n if (_viewportArrange) {\r\n insertBefore(_viewport, _viewportArrange);\r\n push(destroyFns, removeElements.bind(0, _viewportArrange));\r\n }\r\n };\r\n\r\n return [evaluatedTargetObj, appendElements, runEachAndClear.bind(0, destroyFns)];\r\n};\r\n","import { style } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\n/**\r\n * Lifecycle with the responsibility to adjust the trinsic behavior of the content element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createTrinsicUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const { _content } = structureSetupElements;\r\n const [getState] = state;\r\n\r\n return (updateHints) => {\r\n const { _flexboxGlue } = getEnvironment();\r\n const { _heightIntrinsic } = getState();\r\n const { _heightIntrinsicChanged } = updateHints;\r\n const heightIntrinsicChanged = (_content || !_flexboxGlue) && _heightIntrinsicChanged;\r\n\r\n if (heightIntrinsicChanged) {\r\n style(_content, {\r\n height: _heightIntrinsic ? '' : '100%',\r\n });\r\n }\r\n\r\n return {\r\n _sizeChanged: heightIntrinsicChanged,\r\n _contentMutation: heightIntrinsicChanged,\r\n };\r\n };\r\n};\r\n","import { createCache, topRightBottomLeft, equalTRBL, style, assignDeep } from 'support';\r\nimport { StyleObject } from 'typings';\r\nimport { getEnvironment } from 'environment';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\n/**\r\n * Lifecycle with the responsibility to adjust the padding styling of the padding and viewport element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createPaddingUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const [getState, setState] = state;\r\n const { _host, _padding, _viewport, _viewportIsTarget: _isSingleElm } = structureSetupElements;\r\n const [updatePaddingCache, currentPaddingCache] = createCache(\r\n {\r\n _equal: equalTRBL,\r\n _initialValue: topRightBottomLeft(),\r\n },\r\n topRightBottomLeft.bind(0, _host, 'padding', '')\r\n );\r\n\r\n return (updateHints, checkOption, force) => {\r\n let [padding, paddingChanged] = currentPaddingCache(force);\r\n const { _nativeScrollbarsHiding: _nativeScrollbarStyling, _flexboxGlue } = getEnvironment();\r\n const { _directionIsRTL } = getState();\r\n const { _sizeChanged, _contentMutation, _directionChanged } = updateHints;\r\n const [paddingAbsolute, paddingAbsoluteChanged] = checkOption('paddingAbsolute');\r\n const contentMutation = !_flexboxGlue && _contentMutation;\r\n\r\n if (_sizeChanged || paddingChanged || contentMutation) {\r\n [padding, paddingChanged] = updatePaddingCache(force);\r\n }\r\n\r\n const paddingStyleChanged =\r\n !_isSingleElm && (paddingAbsoluteChanged || _directionChanged || paddingChanged);\r\n\r\n if (paddingStyleChanged) {\r\n // if there is no padding element and no scrollbar styling, paddingAbsolute isn't supported\r\n const paddingRelative = !paddingAbsolute || (!_padding && !_nativeScrollbarStyling);\r\n const paddingHorizontal = padding.r + padding.l;\r\n const paddingVertical = padding.t + padding.b;\r\n\r\n const paddingStyle: StyleObject = {\r\n marginRight: paddingRelative && !_directionIsRTL ? -paddingHorizontal : 0,\r\n marginBottom: paddingRelative ? -paddingVertical : 0,\r\n marginLeft: paddingRelative && _directionIsRTL ? -paddingHorizontal : 0,\r\n top: paddingRelative ? -padding.t : 0,\r\n right: paddingRelative ? (_directionIsRTL ? -padding.r : 'auto') : 0,\r\n left: paddingRelative ? (_directionIsRTL ? 'auto' : -padding.l) : 0,\r\n width: paddingRelative ? `calc(100% + ${paddingHorizontal}px)` : '',\r\n };\r\n const viewportStyle: StyleObject = {\r\n paddingTop: paddingRelative ? padding.t : 0,\r\n paddingRight: paddingRelative ? padding.r : 0,\r\n paddingBottom: paddingRelative ? padding.b : 0,\r\n paddingLeft: paddingRelative ? padding.l : 0,\r\n };\r\n\r\n // if there is no padding element apply the style to the viewport element instead\r\n style(_padding || _viewport, paddingStyle);\r\n style(_viewport, viewportStyle);\r\n\r\n setState({\r\n _padding: padding,\r\n _paddingAbsolute: !paddingRelative,\r\n _viewportPaddingStyle: _padding\r\n ? viewportStyle\r\n : assignDeep({}, paddingStyle, viewportStyle),\r\n });\r\n }\r\n\r\n return {\r\n _paddingStyleChanged: paddingStyleChanged,\r\n };\r\n };\r\n};\r\n","import {\r\n createCache,\r\n attr,\r\n WH,\r\n XY,\r\n style,\r\n scrollSize,\r\n fractionalSize,\r\n equalWH,\r\n addClass,\r\n removeClass,\r\n clientSize,\r\n equalXY,\r\n attrClass,\r\n noop,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n classNameViewportScrollbarHidden,\r\n classNameOverflowVisible,\r\n dataAttributeHost,\r\n dataAttributeHostOverflowX,\r\n dataAttributeHostOverflowY,\r\n dataValueHostScrollbarHidden,\r\n dataValueHostOverflowVisible,\r\n} from 'classnames';\r\nimport { getPlugins, scrollbarsHidingPluginName } from 'plugins';\r\nimport type {\r\n ScrollbarsHidingPluginInstance,\r\n ArrangeViewport,\r\n UndoArrangeViewport,\r\n} from 'plugins/scrollbarsHidingPlugin';\r\nimport type { StyleObject, OverflowStyle } from 'typings';\r\nimport type { OverflowBehavior } from 'options';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\nexport interface ViewportOverflowState {\r\n _scrollbarsHideOffset: XY;\r\n _scrollbarsHideOffsetArrange: XY;\r\n _overflowScroll: XY;\r\n _overflowStyle: XY;\r\n}\r\n\r\nexport type GetViewportOverflowState = (\r\n showNativeOverlaidScrollbars: boolean,\r\n viewportStyleObj?: StyleObject\r\n) => ViewportOverflowState;\r\n\r\nexport type HideNativeScrollbars = (\r\n viewportOverflowState: ViewportOverflowState,\r\n directionIsRTL: boolean,\r\n viewportArrange: boolean,\r\n viewportStyleObj: StyleObject\r\n) => void;\r\n\r\nconst { max } = Math;\r\nconst max0 = max.bind(0, 0);\r\nconst strVisible = 'visible';\r\nconst strHidden = 'hidden';\r\nconst overlaidScrollbarsHideOffset = 42;\r\nconst whCacheOptions = {\r\n _equal: equalWH,\r\n _initialValue: { w: 0, h: 0 },\r\n};\r\nconst xyCacheOptions = {\r\n _equal: equalXY,\r\n _initialValue: { x: strHidden, y: strHidden } as XY,\r\n};\r\n\r\nconst getOverflowAmount = (viewportScrollSize: WH, viewportClientSize: WH) => {\r\n const tollerance = window.devicePixelRatio % 1 !== 0 ? 1 : 0;\r\n const amount = {\r\n w: max0(viewportScrollSize.w - viewportClientSize.w),\r\n h: max0(viewportScrollSize.h - viewportClientSize.h),\r\n };\r\n\r\n return {\r\n w: amount.w > tollerance ? amount.w : 0,\r\n h: amount.h > tollerance ? amount.h : 0,\r\n };\r\n};\r\n\r\nconst conditionalClass = (\r\n elm: Element | false | null | undefined,\r\n classNames: string,\r\n add: boolean\r\n) => (add ? addClass(elm, classNames) : removeClass(elm, classNames));\r\n\r\nconst overflowIsVisible = (overflowBehavior: string) => overflowBehavior.indexOf(strVisible) === 0;\r\n\r\n/**\r\n * Lifecycle with the responsibility to set the correct overflow and scrollbar hiding styles of the viewport element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createOverflowUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const [getState, setState] = state;\r\n const {\r\n _host,\r\n _padding,\r\n _viewport,\r\n _viewportArrange,\r\n _viewportIsTarget,\r\n _viewportAddRemoveClass,\r\n _isBody,\r\n _windowElm,\r\n } = structureSetupElements;\r\n const {\r\n _nativeScrollbarsSize,\r\n _flexboxGlue,\r\n _nativeScrollbarsHiding,\r\n _nativeScrollbarsOverlaid,\r\n } = getEnvironment();\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n const doViewportArrange =\r\n !_viewportIsTarget &&\r\n !_nativeScrollbarsHiding &&\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n const viewportIsTargetBody = _isBody && _viewportIsTarget;\r\n\r\n const [updateSizeFraction, getCurrentSizeFraction] = createCache>(\r\n whCacheOptions,\r\n fractionalSize.bind(0, _viewport)\r\n );\r\n\r\n const [updateViewportScrollSizeCache, getCurrentViewportScrollSizeCache] = createCache<\r\n WH\r\n >(whCacheOptions, scrollSize.bind(0, _viewport));\r\n\r\n const [updateOverflowAmountCache, getCurrentOverflowAmountCache] =\r\n createCache>(whCacheOptions);\r\n\r\n const [updateOverflowEdge, getCurrentOverflowEdgeCache] = createCache>(whCacheOptions);\r\n\r\n const [updateOverflowStyleCache] = createCache>(xyCacheOptions);\r\n\r\n /**\r\n * Applies a fixed height to the viewport so it can't overflow or underflow the host element.\r\n * @param viewportOverflowState The current overflow state.\r\n * @param heightIntrinsic Whether the host height is intrinsic or not.\r\n */\r\n const fixFlexboxGlue = (\r\n viewportOverflowState: ViewportOverflowState,\r\n heightIntrinsic: boolean\r\n ) => {\r\n style(_viewport, {\r\n height: '',\r\n });\r\n\r\n if (heightIntrinsic) {\r\n const { _paddingAbsolute, _padding: padding } = getState();\r\n const { _overflowScroll, _scrollbarsHideOffset } = viewportOverflowState;\r\n const fSize = fractionalSize(_host);\r\n const hostClientSize = clientSize(_host);\r\n\r\n // padding subtraction is only needed if padding is absolute or if viewport is content-box\r\n const isContentBox = style(_viewport, 'boxSizing') === 'content-box';\r\n const paddingVertical = _paddingAbsolute || isContentBox ? padding.b + padding.t : 0;\r\n const subtractXScrollbar = !(_nativeScrollbarsOverlaid.x && isContentBox);\r\n\r\n style(_viewport, {\r\n height:\r\n hostClientSize.h +\r\n fSize.h +\r\n (_overflowScroll.x && subtractXScrollbar ? _scrollbarsHideOffset.x : 0) -\r\n paddingVertical,\r\n });\r\n }\r\n };\r\n\r\n /**\r\n * Gets the current overflow state of the viewport.\r\n * @param showNativeOverlaidScrollbars Whether native overlaid scrollbars are shown instead of hidden.\r\n * @param viewportStyleObj The viewport style object where the overflow scroll property can be read of, or undefined if shall be determined.\r\n * @returns A object which contains informations about the current overflow state.\r\n */\r\n const getViewportOverflowState: GetViewportOverflowState = (\r\n showNativeOverlaidScrollbars,\r\n viewportStyleObj?\r\n ) => {\r\n const arrangeHideOffset =\r\n !_nativeScrollbarsHiding && !showNativeOverlaidScrollbars ? overlaidScrollbarsHideOffset : 0;\r\n const getStatePerAxis = (\r\n styleKey: string,\r\n isOverlaid: boolean,\r\n nativeScrollbarSize: number\r\n ) => {\r\n const overflowStyle = style(_viewport, styleKey);\r\n // can't do something like \"viewportStyleObj && viewportStyleObj[styleKey] || overflowStyle\" here!\r\n const objectPrefferedOverflowStyle = viewportStyleObj\r\n ? viewportStyleObj[styleKey]\r\n : overflowStyle;\r\n const overflowScroll = objectPrefferedOverflowStyle === 'scroll';\r\n const nonScrollbarStylingHideOffset = isOverlaid ? arrangeHideOffset : nativeScrollbarSize;\r\n const scrollbarsHideOffset =\r\n overflowScroll && !_nativeScrollbarsHiding ? nonScrollbarStylingHideOffset : 0;\r\n const scrollbarsHideOffsetArrange = isOverlaid && !!arrangeHideOffset;\r\n\r\n return [overflowStyle, overflowScroll, scrollbarsHideOffset, scrollbarsHideOffsetArrange] as [\r\n overflowStyle: OverflowStyle,\r\n overflowScroll: boolean,\r\n scrollbarsHideOffset: number,\r\n scrollbarsHideOffsetArrange: boolean\r\n ];\r\n };\r\n\r\n const [xOverflowStyle, xOverflowScroll, xScrollbarsHideOffset, xScrollbarsHideOffsetArrange] =\r\n getStatePerAxis('overflowX', _nativeScrollbarsOverlaid.x, _nativeScrollbarsSize.x);\r\n const [yOverflowStyle, yOverflowScroll, yScrollbarsHideOffset, yScrollbarsHideOffsetArrange] =\r\n getStatePerAxis('overflowY', _nativeScrollbarsOverlaid.y, _nativeScrollbarsSize.y);\r\n\r\n return {\r\n _overflowStyle: {\r\n x: xOverflowStyle,\r\n y: yOverflowStyle,\r\n },\r\n _overflowScroll: {\r\n x: xOverflowScroll,\r\n y: yOverflowScroll,\r\n },\r\n _scrollbarsHideOffset: {\r\n x: xScrollbarsHideOffset,\r\n y: yScrollbarsHideOffset,\r\n },\r\n _scrollbarsHideOffsetArrange: {\r\n x: xScrollbarsHideOffsetArrange,\r\n y: yScrollbarsHideOffsetArrange,\r\n },\r\n };\r\n };\r\n\r\n /**\r\n * Sets the overflow property of the viewport and calculates the a overflow state according to the new parameters.\r\n * @param showNativeOverlaidScrollbars Whether to show natively overlaid scrollbars.\r\n * @param overflowAmount The overflow amount.\r\n * @param overflow The overflow behavior according to the options.\r\n * @param viewportStyleObj The viewport style object to which the overflow style shall be applied.\r\n * @returns A object which represents the newly set overflow state.\r\n */\r\n const setViewportOverflowState = (\r\n showNativeOverlaidScrollbars: boolean,\r\n hasOverflow: XY,\r\n overflowOption: XY,\r\n viewportStyleObj: StyleObject\r\n ): ViewportOverflowState => {\r\n const setAxisOverflowStyle = (behavior: OverflowBehavior, hasOverflowAxis: boolean) => {\r\n const overflowVisible = overflowIsVisible(behavior);\r\n const overflowVisibleBehavior =\r\n (hasOverflowAxis && overflowVisible && behavior.replace(`${strVisible}-`, '')) || '';\r\n return [\r\n hasOverflowAxis && !overflowVisible ? behavior : '',\r\n overflowIsVisible(overflowVisibleBehavior) ? 'hidden' : overflowVisibleBehavior,\r\n ];\r\n };\r\n\r\n const [overflowX, visibleBehaviorX] = setAxisOverflowStyle(overflowOption.x, hasOverflow.x);\r\n const [overflowY, visibleBehaviorY] = setAxisOverflowStyle(overflowOption.y, hasOverflow.y);\r\n\r\n viewportStyleObj.overflowX = visibleBehaviorX && overflowY ? visibleBehaviorX : overflowX;\r\n viewportStyleObj.overflowY = visibleBehaviorY && overflowX ? visibleBehaviorY : overflowY;\r\n\r\n return getViewportOverflowState(showNativeOverlaidScrollbars, viewportStyleObj);\r\n };\r\n\r\n /**\r\n * Hides the native scrollbars according to the passed parameters.\r\n * @param viewportOverflowState The viewport overflow state.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @param viewportArrange Whether special styles related to the viewport arrange strategy shall be applied.\r\n * @param viewportStyleObj The viewport style object to which the needed styles shall be applied.\r\n */\r\n const hideNativeScrollbars: HideNativeScrollbars = (\r\n viewportOverflowState,\r\n directionIsRTL,\r\n viewportArrange,\r\n viewportStyleObj\r\n ) => {\r\n const { _scrollbarsHideOffset, _scrollbarsHideOffsetArrange } = viewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const { x: hideOffsetX, y: hideOffsetY } = _scrollbarsHideOffset;\r\n const { _viewportPaddingStyle: viewportPaddingStyle } = getState();\r\n const horizontalMarginKey: keyof StyleObject = directionIsRTL ? 'marginLeft' : 'marginRight';\r\n const viewportHorizontalPaddingKey: keyof StyleObject = directionIsRTL\r\n ? 'paddingLeft'\r\n : 'paddingRight';\r\n const horizontalMarginValue = viewportPaddingStyle[horizontalMarginKey] as number;\r\n const verticalMarginValue = viewportPaddingStyle.marginBottom as number;\r\n const horizontalPaddingValue = viewportPaddingStyle[viewportHorizontalPaddingKey] as number;\r\n const verticalPaddingValue = viewportPaddingStyle.paddingBottom as number;\r\n\r\n // horizontal\r\n viewportStyleObj.width = `calc(100% + ${hideOffsetY + horizontalMarginValue * -1}px)`;\r\n viewportStyleObj[horizontalMarginKey] = -hideOffsetY + horizontalMarginValue;\r\n\r\n // vertical\r\n viewportStyleObj.marginBottom = -hideOffsetX + verticalMarginValue;\r\n\r\n // viewport arrange additional styles\r\n if (viewportArrange) {\r\n viewportStyleObj[viewportHorizontalPaddingKey] =\r\n horizontalPaddingValue + (arrangeY ? hideOffsetY : 0);\r\n viewportStyleObj.paddingBottom = verticalPaddingValue + (arrangeX ? hideOffsetX : 0);\r\n }\r\n };\r\n\r\n const [arrangeViewport, undoViewportArrange] = scrollbarsHidingPlugin\r\n ? scrollbarsHidingPlugin._overflowUpdateSegment(\r\n doViewportArrange,\r\n _flexboxGlue,\r\n _viewport,\r\n _viewportArrange,\r\n getState,\r\n getViewportOverflowState,\r\n hideNativeScrollbars\r\n )\r\n : [(() => doViewportArrange) as ArrangeViewport, (() => [noop]) as UndoArrangeViewport];\r\n\r\n return (updateHints, checkOption, force) => {\r\n const {\r\n _sizeChanged,\r\n _hostMutation,\r\n _contentMutation,\r\n _paddingStyleChanged,\r\n _heightIntrinsicChanged,\r\n _directionChanged,\r\n } = updateHints;\r\n const { _heightIntrinsic, _directionIsRTL } = getState();\r\n const [showNativeOverlaidScrollbarsOption, showNativeOverlaidScrollbarsChanged] =\r\n checkOption('showNativeOverlaidScrollbars');\r\n const [overflow, overflowChanged] = checkOption>('overflow');\r\n\r\n const showNativeOverlaidScrollbars =\r\n showNativeOverlaidScrollbarsOption &&\r\n _nativeScrollbarsOverlaid.x &&\r\n _nativeScrollbarsOverlaid.y;\r\n const adjustFlexboxGlue =\r\n !_viewportIsTarget &&\r\n !_flexboxGlue &&\r\n (_sizeChanged ||\r\n _contentMutation ||\r\n _hostMutation ||\r\n showNativeOverlaidScrollbarsChanged ||\r\n _heightIntrinsicChanged);\r\n const overflowXVisible = overflowIsVisible(overflow.x);\r\n const overflowYVisible = overflowIsVisible(overflow.y);\r\n const overflowVisible = overflowXVisible || overflowYVisible;\r\n\r\n let sizeFractionCache = getCurrentSizeFraction(force);\r\n let viewportScrollSizeCache = getCurrentViewportScrollSizeCache(force);\r\n let overflowAmuntCache = getCurrentOverflowAmountCache(force);\r\n let overflowEdgeCache = getCurrentOverflowEdgeCache(force);\r\n\r\n let preMeasureViewportOverflowState: ViewportOverflowState | undefined;\r\n\r\n if (showNativeOverlaidScrollbarsChanged && _nativeScrollbarsHiding) {\r\n _viewportAddRemoveClass(\r\n classNameViewportScrollbarHidden,\r\n dataValueHostScrollbarHidden,\r\n !showNativeOverlaidScrollbars\r\n );\r\n }\r\n\r\n if (adjustFlexboxGlue) {\r\n preMeasureViewportOverflowState = getViewportOverflowState(showNativeOverlaidScrollbars);\r\n fixFlexboxGlue(preMeasureViewportOverflowState, _heightIntrinsic);\r\n }\r\n\r\n if (\r\n _sizeChanged ||\r\n _paddingStyleChanged ||\r\n _contentMutation ||\r\n _directionChanged ||\r\n showNativeOverlaidScrollbarsChanged\r\n ) {\r\n if (overflowVisible) {\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible, false);\r\n }\r\n\r\n const [redoViewportArrange, undoViewportArrangeOverflowState] = undoViewportArrange(\r\n showNativeOverlaidScrollbars,\r\n _directionIsRTL,\r\n preMeasureViewportOverflowState\r\n );\r\n const [sizeFraction, sizeFractionChanged] = (sizeFractionCache = updateSizeFraction(force));\r\n const [viewportScrollSize, viewportScrollSizeChanged] = (viewportScrollSizeCache =\r\n updateViewportScrollSizeCache(force));\r\n const viewportclientSize = clientSize(_viewport);\r\n let arrangedViewportScrollSize = viewportScrollSize;\r\n let arrangedViewportClientSize = viewportclientSize;\r\n\r\n redoViewportArrange();\r\n\r\n // if re measure is required (only required if content arrange strategy is used)\r\n if (\r\n (viewportScrollSizeChanged || sizeFractionChanged || showNativeOverlaidScrollbarsChanged) &&\r\n undoViewportArrangeOverflowState &&\r\n !showNativeOverlaidScrollbars &&\r\n arrangeViewport(\r\n undoViewportArrangeOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n _directionIsRTL\r\n )\r\n ) {\r\n arrangedViewportClientSize = clientSize(_viewport);\r\n arrangedViewportScrollSize = scrollSize(_viewport);\r\n }\r\n\r\n const overflowAmountScrollSize = {\r\n w: max0(max(viewportScrollSize.w, arrangedViewportScrollSize.w) + sizeFraction.w),\r\n h: max0(max(viewportScrollSize.h, arrangedViewportScrollSize.h) + sizeFraction.h),\r\n };\r\n const overflowAmountClientSize = {\r\n w: max0(\r\n viewportIsTargetBody\r\n ? _windowElm.innerWidth\r\n : arrangedViewportClientSize.w +\r\n max0(viewportclientSize.w - viewportScrollSize.w) +\r\n sizeFraction.w\r\n ),\r\n h: max0(\r\n viewportIsTargetBody\r\n ? _windowElm.innerHeight\r\n : arrangedViewportClientSize.h +\r\n max0(viewportclientSize.h - viewportScrollSize.h) +\r\n sizeFraction.h\r\n ),\r\n };\r\n\r\n overflowEdgeCache = updateOverflowEdge(overflowAmountClientSize);\r\n overflowAmuntCache = updateOverflowAmountCache(\r\n getOverflowAmount(overflowAmountScrollSize, overflowAmountClientSize),\r\n force\r\n );\r\n }\r\n\r\n const [overflowEdge, overflowEdgeChanged] = overflowEdgeCache;\r\n const [overflowAmount, overflowAmountChanged] = overflowAmuntCache;\r\n const [viewportScrollSize, viewportScrollSizeChanged] = viewportScrollSizeCache;\r\n const [sizeFraction, sizeFractionChanged] = sizeFractionCache;\r\n const hasOverflow = {\r\n x: overflowAmount.w > 0,\r\n y: overflowAmount.h > 0,\r\n };\r\n const removeClipping =\r\n (overflowXVisible && overflowYVisible && (hasOverflow.x || hasOverflow.y)) ||\r\n (overflowXVisible && hasOverflow.x && !hasOverflow.y) ||\r\n (overflowYVisible && hasOverflow.y && !hasOverflow.x);\r\n\r\n if (\r\n _paddingStyleChanged ||\r\n _directionChanged ||\r\n sizeFractionChanged ||\r\n viewportScrollSizeChanged ||\r\n overflowEdgeChanged ||\r\n overflowAmountChanged ||\r\n overflowChanged ||\r\n showNativeOverlaidScrollbarsChanged ||\r\n adjustFlexboxGlue\r\n ) {\r\n const viewportStyle: StyleObject = {\r\n marginRight: 0,\r\n marginBottom: 0,\r\n marginLeft: 0,\r\n width: '',\r\n overflowY: '',\r\n overflowX: '',\r\n };\r\n const viewportOverflowState = setViewportOverflowState(\r\n showNativeOverlaidScrollbars,\r\n hasOverflow,\r\n overflow,\r\n viewportStyle\r\n );\r\n const viewportArranged = arrangeViewport(\r\n viewportOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n _directionIsRTL\r\n );\r\n\r\n if (!_viewportIsTarget) {\r\n hideNativeScrollbars(\r\n viewportOverflowState,\r\n _directionIsRTL,\r\n viewportArranged,\r\n viewportStyle\r\n );\r\n }\r\n\r\n if (adjustFlexboxGlue) {\r\n fixFlexboxGlue(viewportOverflowState, _heightIntrinsic);\r\n }\r\n\r\n if (_viewportIsTarget) {\r\n attr(_host, dataAttributeHostOverflowX, viewportStyle.overflowX as string);\r\n attr(_host, dataAttributeHostOverflowY, viewportStyle.overflowY as string);\r\n } else {\r\n style(_viewport, viewportStyle);\r\n }\r\n }\r\n\r\n attrClass(_host, dataAttributeHost, dataValueHostOverflowVisible, removeClipping);\r\n conditionalClass(_padding, classNameOverflowVisible, removeClipping);\r\n !_viewportIsTarget && conditionalClass(_viewport, classNameOverflowVisible, overflowVisible);\r\n\r\n const [overflowStyle, overflowStyleChanged] = updateOverflowStyleCache(\r\n getViewportOverflowState(showNativeOverlaidScrollbars)._overflowStyle\r\n );\r\n\r\n setState({\r\n _overflowStyle: overflowStyle,\r\n _overflowEdge: {\r\n x: overflowEdge.w,\r\n y: overflowEdge.h,\r\n },\r\n _overflowAmount: {\r\n x: overflowAmount.w,\r\n y: overflowAmount.h,\r\n },\r\n _hasOverflow: hasOverflow,\r\n });\r\n\r\n return {\r\n _overflowStyleChanged: overflowStyleChanged,\r\n _overflowEdgeChanged: overflowEdgeChanged,\r\n _overflowAmountChanged: overflowAmountChanged,\r\n };\r\n };\r\n};\r\n","import { each, scrollLeft, scrollTop, assignDeep, keys } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport { dataValueHostUpdating } from 'classnames';\r\nimport {\r\n createTrinsicUpdateSegment,\r\n createPaddingUpdateSegment,\r\n createOverflowUpdateSegment,\r\n} from 'setups/structureSetup/updateSegments';\r\nimport type { SetupState, SetupUpdateSegment, SetupUpdateCheckOption } from 'setups';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\n\r\nexport type CreateStructureUpdateSegment = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState\r\n) => StructureSetupUpdateSegment;\r\n\r\nexport type StructureSetupUpdateSegment = SetupUpdateSegment;\r\n\r\nexport type StructureSetupUpdate = (\r\n checkOption: SetupUpdateCheckOption,\r\n updateHints: Partial,\r\n force?: boolean\r\n) => StructureSetupUpdateHints;\r\n\r\nexport interface StructureSetupUpdateHints {\r\n _sizeChanged: boolean;\r\n _directionChanged: boolean;\r\n _heightIntrinsicChanged: boolean;\r\n _overflowEdgeChanged: boolean;\r\n _overflowAmountChanged: boolean;\r\n _overflowStyleChanged: boolean;\r\n _paddingStyleChanged: boolean;\r\n _hostMutation: boolean;\r\n _contentMutation: boolean;\r\n}\r\n\r\nconst prepareUpdateHints = (\r\n leading: Required,\r\n adaptive?: Partial,\r\n force?: boolean\r\n): Required => {\r\n const result = {};\r\n const finalAdaptive = adaptive || {};\r\n const objKeys = keys(leading).concat(keys(finalAdaptive));\r\n\r\n each(objKeys, (key) => {\r\n const leadingValue = leading[key];\r\n const adaptiveValue = finalAdaptive[key];\r\n result[key] = !!(force || leadingValue || adaptiveValue);\r\n });\r\n\r\n return result as Required;\r\n};\r\n\r\nexport const createStructureSetupUpdate = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState\r\n): StructureSetupUpdate => {\r\n const { _viewport, _viewportAddRemoveClass } = structureSetupElements;\r\n const { _nativeScrollbarsHiding, _nativeScrollbarsOverlaid, _flexboxGlue } = getEnvironment();\r\n const doViewportArrange =\r\n !_nativeScrollbarsHiding && (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n\r\n const updateSegments: StructureSetupUpdateSegment[] = [\r\n createTrinsicUpdateSegment(structureSetupElements, state),\r\n createPaddingUpdateSegment(structureSetupElements, state),\r\n createOverflowUpdateSegment(structureSetupElements, state),\r\n ];\r\n\r\n return (\r\n checkOption: SetupUpdateCheckOption,\r\n updateHints: Partial,\r\n force?: boolean\r\n ) => {\r\n const initialUpdateHints = prepareUpdateHints(\r\n assignDeep(\r\n {\r\n _sizeChanged: false,\r\n _paddingStyleChanged: false,\r\n _directionChanged: false,\r\n _heightIntrinsicChanged: false,\r\n _overflowEdgeChanged: false,\r\n _overflowAmountChanged: false,\r\n _overflowStyleChanged: false,\r\n _hostMutation: false,\r\n _contentMutation: false,\r\n },\r\n updateHints\r\n ),\r\n {},\r\n force\r\n );\r\n const adjustScrollOffset = doViewportArrange || !_flexboxGlue;\r\n const scrollOffsetX = adjustScrollOffset && scrollLeft(_viewport);\r\n const scrollOffsetY = adjustScrollOffset && scrollTop(_viewport);\r\n _viewportAddRemoveClass('', dataValueHostUpdating, true);\r\n\r\n let adaptivedUpdateHints: Required = initialUpdateHints;\r\n each(updateSegments, (updateSegment) => {\r\n adaptivedUpdateHints = prepareUpdateHints(\r\n adaptivedUpdateHints,\r\n updateSegment(adaptivedUpdateHints, checkOption, !!force) || {},\r\n force\r\n );\r\n });\r\n\r\n scrollLeft(_viewport, scrollOffsetX);\r\n scrollTop(_viewport, scrollOffsetY);\r\n _viewportAddRemoveClass('', dataValueHostUpdating);\r\n\r\n return adaptivedUpdateHints;\r\n };\r\n};\r\n","import {\r\n CacheValues,\r\n createCache,\r\n createDOM,\r\n scrollLeft,\r\n scrollTop,\r\n runEachAndClear,\r\n removeElements,\r\n on,\r\n addClass,\r\n push,\r\n ResizeObserverConstructor,\r\n isArray,\r\n isBoolean,\r\n removeClass,\r\n isObject,\r\n stopPropagation,\r\n appendChildren,\r\n directionIsRTL,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n classNameSizeObserver,\r\n classNameSizeObserverAppear,\r\n classNameSizeObserverListener,\r\n} from 'classnames';\r\nimport { getPlugins, SizeObserverPluginInstance, sizeObserverPluginName } from 'plugins';\r\n\r\nexport interface SizeObserverOptions {\r\n _direction?: boolean;\r\n _appear?: boolean;\r\n}\r\n\r\nexport interface SizeObserverCallbackParams {\r\n _sizeChanged: boolean;\r\n _directionIsRTLCache?: CacheValues;\r\n _appear?: boolean;\r\n}\r\n\r\nexport type SizeObserver = [destroy: () => void, append: () => void];\r\n\r\nconst scrollAmount = 3333333;\r\nconst domRectHasDimensions = (rect?: DOMRectReadOnly) => rect && (rect.height || rect.width);\r\n\r\n/**\r\n * Creates a size observer which observes any size, padding, border, margin and box-sizing changes of the target element. Depending on the options also direction and appear can be observed.\r\n * @param target The target element which shall be observed.\r\n * @param onSizeChangedCallback The callback which gets called after a size change was detected.\r\n * @param options The options for size detection, whether to observe also direction and appear.\r\n * @returns A object which represents the instance of the size observer.\r\n */\r\nexport const createSizeObserver = (\r\n target: HTMLElement,\r\n onSizeChangedCallback: (params: SizeObserverCallbackParams) => any,\r\n options?: SizeObserverOptions\r\n): SizeObserver => {\r\n const { _direction: observeDirectionChange = false, _appear: observeAppearChange = false } =\r\n options || {};\r\n const sizeObserverPlugin = getPlugins()[sizeObserverPluginName] as\r\n | SizeObserverPluginInstance\r\n | undefined;\r\n const { _rtlScrollBehavior: rtlScrollBehavior } = getEnvironment();\r\n const baseElements = createDOM(\r\n `
`\r\n );\r\n const sizeObserver = baseElements[0] as HTMLElement;\r\n const listenerElement = sizeObserver.firstChild as HTMLElement;\r\n const getIsDirectionRTL = directionIsRTL.bind(0, target);\r\n const [updateResizeObserverContentRectCache] = createCache({\r\n _initialValue: undefined,\r\n _alwaysUpdateValues: true,\r\n _equal: (currVal, newVal) =>\r\n !(\r\n !currVal || // if no initial value\r\n // if from display: none to display: block\r\n (!domRectHasDimensions(currVal) && domRectHasDimensions(newVal))\r\n ),\r\n });\r\n const onSizeChangedCallbackProxy = (\r\n sizeChangedContext?: CacheValues | ResizeObserverEntry[] | Event | boolean\r\n ) => {\r\n const isResizeObserverCall =\r\n isArray(sizeChangedContext) &&\r\n sizeChangedContext.length > 0 &&\r\n isObject(sizeChangedContext[0]);\r\n\r\n const hasDirectionCache =\r\n !isResizeObserverCall && isBoolean((sizeChangedContext as CacheValues)[0]);\r\n\r\n let skip = false;\r\n let appear: boolean | number | undefined = false;\r\n let doDirectionScroll = true; // always true if sizeChangedContext is Event (appear callback or RO. Polyfill)\r\n\r\n // if triggered from RO.\r\n if (isResizeObserverCall) {\r\n const [currRContentRect, , prevContentRect] = updateResizeObserverContentRectCache(\r\n (sizeChangedContext as ResizeObserverEntry[]).pop()!.contentRect\r\n );\r\n const hasDimensions = domRectHasDimensions(currRContentRect);\r\n const hadDimensions = domRectHasDimensions(prevContentRect);\r\n skip = !prevContentRect || !hasDimensions; // skip on initial RO. call or if display is none\r\n appear = !hadDimensions && hasDimensions;\r\n\r\n doDirectionScroll = !skip; // direction scroll when not skipping\r\n }\r\n // else if its triggered with DirectionCache\r\n else if (hasDirectionCache) {\r\n [, doDirectionScroll] = sizeChangedContext as CacheValues; // direction scroll when DirectionCache changed, false otherwise\r\n }\r\n // else if it triggered with appear from polyfill\r\n else {\r\n appear = sizeChangedContext === true;\r\n }\r\n\r\n if (observeDirectionChange && doDirectionScroll) {\r\n const rtl = hasDirectionCache\r\n ? (sizeChangedContext as CacheValues)[0]\r\n : directionIsRTL(sizeObserver);\r\n scrollLeft(\r\n sizeObserver,\r\n rtl\r\n ? rtlScrollBehavior.n\r\n ? -scrollAmount\r\n : rtlScrollBehavior.i\r\n ? 0\r\n : scrollAmount\r\n : scrollAmount\r\n );\r\n scrollTop(sizeObserver, scrollAmount);\r\n }\r\n\r\n if (!skip) {\r\n onSizeChangedCallback({\r\n _sizeChanged: !hasDirectionCache,\r\n _directionIsRTLCache: hasDirectionCache\r\n ? (sizeChangedContext as CacheValues)\r\n : undefined,\r\n _appear: !!appear,\r\n });\r\n }\r\n };\r\n const offListeners: (() => void)[] = [];\r\n let appearCallback: ((...args: any) => any) | false = observeAppearChange\r\n ? onSizeChangedCallbackProxy\r\n : false;\r\n\r\n return [\r\n () => {\r\n runEachAndClear(offListeners);\r\n removeElements(sizeObserver);\r\n },\r\n () => {\r\n if (ResizeObserverConstructor) {\r\n const resizeObserverInstance = new ResizeObserverConstructor(onSizeChangedCallbackProxy);\r\n resizeObserverInstance.observe(listenerElement);\r\n push(offListeners, () => {\r\n resizeObserverInstance.disconnect();\r\n });\r\n } else if (sizeObserverPlugin) {\r\n const [pluginAppearCallback, pluginOffListeners] = sizeObserverPlugin._(\r\n listenerElement,\r\n onSizeChangedCallbackProxy,\r\n observeAppearChange\r\n );\r\n appearCallback = pluginAppearCallback;\r\n push(offListeners, pluginOffListeners);\r\n }\r\n\r\n if (observeDirectionChange) {\r\n const [updateDirectionIsRTLCache] = createCache(\r\n {\r\n _initialValue: !getIsDirectionRTL(), // invert current value to trigger initial change\r\n },\r\n getIsDirectionRTL\r\n );\r\n\r\n push(\r\n offListeners,\r\n on(sizeObserver, 'scroll', (event: Event) => {\r\n const directionIsRTLCacheValues = updateDirectionIsRTLCache();\r\n const [directionIsRTLCache, directionIsRTLCacheChanged] = directionIsRTLCacheValues;\r\n\r\n if (directionIsRTLCacheChanged) {\r\n removeClass(listenerElement, 'ltr rtl');\r\n if (directionIsRTLCache) {\r\n addClass(listenerElement, 'rtl');\r\n } else {\r\n addClass(listenerElement, 'ltr');\r\n }\r\n onSizeChangedCallbackProxy(directionIsRTLCacheValues);\r\n }\r\n\r\n stopPropagation(event);\r\n })\r\n );\r\n }\r\n\r\n // appearCallback is always needed on scroll-observer strategy to reset it\r\n if (appearCallback) {\r\n addClass(sizeObserver, classNameSizeObserverAppear);\r\n push(\r\n offListeners,\r\n on(sizeObserver, 'animationstart', appearCallback, {\r\n // Fire only once for \"CSS is ready\" event if ResizeObserver strategy is used\r\n _once: !!ResizeObserverConstructor,\r\n })\r\n );\r\n }\r\n\r\n appendChildren(target, sizeObserver);\r\n },\r\n ];\r\n};\r\n","import {\r\n WH,\r\n CacheValues,\r\n createDiv,\r\n offsetSize,\r\n runEachAndClear,\r\n removeElements,\r\n createCache,\r\n push,\r\n IntersectionObserverConstructor,\r\n appendChildren,\r\n} from 'support';\r\nimport { createSizeObserver } from 'observers/sizeObserver';\r\nimport { classNameTrinsicObserver } from 'classnames';\r\n\r\nexport type TrinsicObserverCallback = (heightIntrinsic: CacheValues) => any;\r\nexport type TrinsicObserver = [\r\n destroy: () => void,\r\n append: () => void,\r\n update: () => void | Parameters\r\n];\r\n\r\nconst isHeightIntrinsic = (ioEntryOrSize: IntersectionObserverEntry | WH): boolean =>\r\n (ioEntryOrSize as WH).h === 0 ||\r\n (ioEntryOrSize as IntersectionObserverEntry).isIntersecting ||\r\n (ioEntryOrSize as IntersectionObserverEntry).intersectionRatio > 0;\r\n\r\n/**\r\n * Creates a trinsic observer which observes changes to intrinsic or extrinsic sizing for the height of the target element.\r\n * @param target The element which shall be observed.\r\n * @param onTrinsicChangedCallback The callback which gets called after a change was detected.\r\n * @returns A object which represents the instance of the trinsic observer.\r\n */\r\nexport const createTrinsicObserver = (\r\n target: HTMLElement,\r\n onTrinsicChangedCallback: TrinsicObserverCallback\r\n): TrinsicObserver => {\r\n let intersectionObserverInstance: undefined | IntersectionObserver;\r\n const trinsicObserver = createDiv(classNameTrinsicObserver);\r\n const offListeners: (() => void)[] = [];\r\n const [updateHeightIntrinsicCache] = createCache({\r\n _initialValue: false,\r\n });\r\n const triggerOnTrinsicChangedCallback = (\r\n updateValue?: IntersectionObserverEntry | WH,\r\n fromRecords?: true\r\n ): void | Parameters => {\r\n if (updateValue) {\r\n const heightIntrinsic = updateHeightIntrinsicCache(isHeightIntrinsic(updateValue));\r\n const [, heightIntrinsicChanged] = heightIntrinsic;\r\n\r\n if (heightIntrinsicChanged) {\r\n !fromRecords && onTrinsicChangedCallback(heightIntrinsic);\r\n return [heightIntrinsic];\r\n }\r\n }\r\n };\r\n const intersectionObserverCallback = (\r\n entries: IntersectionObserverEntry[],\r\n fromRecords?: true\r\n ) => {\r\n if (entries && entries.length > 0) {\r\n return triggerOnTrinsicChangedCallback(entries.pop(), fromRecords);\r\n }\r\n };\r\n\r\n return [\r\n () => {\r\n runEachAndClear(offListeners);\r\n removeElements(trinsicObserver);\r\n },\r\n () => {\r\n if (IntersectionObserverConstructor) {\r\n intersectionObserverInstance = new IntersectionObserverConstructor(\r\n (entries) => intersectionObserverCallback(entries),\r\n { root: target }\r\n );\r\n intersectionObserverInstance.observe(trinsicObserver);\r\n push(offListeners, () => {\r\n intersectionObserverInstance!.disconnect();\r\n });\r\n } else {\r\n const onSizeChanged = () => {\r\n const newSize = offsetSize(trinsicObserver);\r\n triggerOnTrinsicChangedCallback(newSize);\r\n };\r\n const [destroySizeObserver, appendSizeObserver] = createSizeObserver(\r\n trinsicObserver,\r\n onSizeChanged\r\n );\r\n push(offListeners, destroySizeObserver);\r\n appendSizeObserver();\r\n onSizeChanged();\r\n }\r\n\r\n appendChildren(target, trinsicObserver);\r\n },\r\n () => {\r\n if (intersectionObserverInstance) {\r\n return intersectionObserverCallback(intersectionObserverInstance.takeRecords(), true);\r\n }\r\n },\r\n ];\r\n};\r\n","import {\r\n each,\r\n noop,\r\n debounce,\r\n indexOf,\r\n isString,\r\n MutationObserverConstructor,\r\n isEmptyArray,\r\n on,\r\n attr,\r\n is,\r\n find,\r\n push,\r\n} from 'support';\r\n\r\ntype DOMContentObserverCallback = (contentChangedTroughEvent: boolean) => any;\r\n\r\ntype DOMTargetObserverCallback = (targetChangedAttrs: string[], targetStyleChanged: boolean) => any;\r\n\r\ninterface DOMObserverOptionsBase {\r\n _attributes?: string[];\r\n _styleChangingAttributes?: string[];\r\n /**\r\n * A function which can ignore a changed attribute if it returns true.\r\n * for DOMTargetObserver this applies to the changes to the observed target\r\n * for DOMContentObserver this applies to changes to nested targets -> nested targets are elements which match the \"_nestedTargetSelector\" selector\r\n */\r\n _ignoreTargetChange?: DOMObserverIgnoreTargetChange;\r\n}\r\n\r\ninterface DOMContentObserverOptions extends DOMObserverOptionsBase {\r\n _eventContentChange?: DOMObserverEventContentChange; // [selector, eventname(s) | function returning eventname(s)] -> eventnames divided by whitespaces\r\n _nestedTargetSelector?: string;\r\n _ignoreContentChange?: DOMObserverIgnoreContentChange; // function which will prevent marking certain dom changes as content change if it returns true\r\n}\r\n\r\ntype DOMTargetObserverOptions = DOMObserverOptionsBase;\r\n\r\ntype ContentChangeArrayItem = [selector?: string, eventNames?: string] | null | undefined;\r\n\r\nexport type DOMObserverEventContentChange =\r\n | Array\r\n | false\r\n | null\r\n | undefined;\r\n\r\nexport type DOMObserverIgnoreContentChange = (\r\n mutation: MutationRecord,\r\n isNestedTarget: boolean,\r\n domObserverTarget: HTMLElement,\r\n domObserverOptions?: DOMContentObserverOptions\r\n) => boolean;\r\n\r\nexport type DOMObserverIgnoreTargetChange = (\r\n target: Node,\r\n attributeName: string,\r\n oldAttributeValue: string | null,\r\n newAttributeValue: string | null\r\n) => boolean;\r\n\r\nexport type DOMObserverCallback = ContentObserver extends true\r\n ? DOMContentObserverCallback\r\n : DOMTargetObserverCallback;\r\n\r\nexport type DOMObserverOptions = ContentObserver extends true\r\n ? DOMContentObserverOptions\r\n : DOMTargetObserverOptions;\r\n\r\nexport type DOMObserver = [\r\n destroy: () => void,\r\n update: () => void | false | Parameters>\r\n];\r\n\r\ntype EventContentChangeUpdateElement = (getElements?: (selector: string) => Node[]) => void;\r\ntype EventContentChange = [destroy: () => void, updateElements: EventContentChangeUpdateElement];\r\n\r\n/**\r\n * Creates a set of helper functions to observe events of elements inside the target element.\r\n * @param target The target element of which the children elements shall be observed. (not only direct children but also nested ones)\r\n * @param eventContentChange The event content change array. (array of tuples: selector and eventname(s))\r\n * @param callback Callback which is called if one of the elements emits the corresponding event.\r\n * @returns A object which contains a set of helper functions to destroy and update the observation of elements.\r\n */\r\nconst createEventContentChange = (\r\n target: Element,\r\n callback: (...args: any) => any,\r\n eventContentChange?: DOMObserverEventContentChange\r\n): EventContentChange => {\r\n let map: WeakMap any]> | undefined; // weak map to prevent memory leak for detached elements\r\n let destroyed = false;\r\n const destroy = () => {\r\n destroyed = true;\r\n };\r\n const updateElements: EventContentChangeUpdateElement = (getElements?) => {\r\n if (eventContentChange) {\r\n const eventElmList = eventContentChange.reduce>((arr, item) => {\r\n if (item) {\r\n const selector = item[0];\r\n const eventNames = item[1];\r\n const elements =\r\n eventNames &&\r\n selector &&\r\n (getElements ? getElements(selector) : find(selector, target));\r\n\r\n if (elements && elements.length && eventNames && isString(eventNames)) {\r\n push(arr, [elements, eventNames.trim()], true);\r\n }\r\n }\r\n return arr;\r\n }, []);\r\n\r\n each(eventElmList, (item) =>\r\n each(item[0], (elm) => {\r\n const eventNames = item[1];\r\n const entry = map!.get(elm);\r\n\r\n if (entry) {\r\n const entryEventNames = entry[0];\r\n const entryOff = entry[1];\r\n\r\n // in case an already registered element is registered again, unregister the previous events\r\n if (entryEventNames === eventNames) {\r\n entryOff();\r\n }\r\n }\r\n\r\n const off = on(elm, eventNames, (event: Event) => {\r\n if (destroyed) {\r\n off();\r\n map!.delete(elm);\r\n } else {\r\n callback(event);\r\n }\r\n });\r\n map!.set(elm, [eventNames, off]);\r\n })\r\n );\r\n }\r\n };\r\n\r\n if (eventContentChange) {\r\n map = new WeakMap();\r\n updateElements();\r\n }\r\n\r\n return [destroy, updateElements];\r\n};\r\n\r\n/**\r\n * Creates a DOM observer which observes DOM changes to either the target element or its children.\r\n * @param target The element which shall be observed.\r\n * @param isContentObserver Whether this observer is just observing the target or just the targets children. (not only direct children but also nested ones)\r\n * @param callback The callback which gets called if a change was detected.\r\n * @param options The options for DOM change detection.\r\n * @returns A object which represents the instance of the DOM observer.\r\n */\r\nexport const createDOMObserver = (\r\n target: HTMLElement,\r\n isContentObserver: ContentObserver,\r\n callback: DOMObserverCallback,\r\n options?: DOMObserverOptions\r\n): DOMObserver => {\r\n let isConnected = false;\r\n const {\r\n _attributes,\r\n _styleChangingAttributes,\r\n _eventContentChange,\r\n _nestedTargetSelector,\r\n _ignoreTargetChange,\r\n _ignoreContentChange,\r\n } = (options as DOMContentObserverOptions & DOMTargetObserverOptions) || {};\r\n const debouncedEventContentChange = debounce(\r\n () => {\r\n if (isConnected) {\r\n (callback as DOMContentObserverCallback)(true);\r\n }\r\n },\r\n { _timeout: 33, _maxDelay: 99 }\r\n );\r\n const [destroyEventContentChange, updateEventContentChangeElements] = createEventContentChange(\r\n target,\r\n debouncedEventContentChange,\r\n _eventContentChange\r\n );\r\n\r\n // MutationObserver\r\n const finalAttributes = _attributes || [];\r\n const finalStyleChangingAttributes = _styleChangingAttributes || [];\r\n const observedAttributes = finalAttributes.concat(finalStyleChangingAttributes);\r\n const observerCallback = (\r\n mutations: MutationRecord[],\r\n fromRecords?: true\r\n ): void | Parameters> => {\r\n const ignoreTargetChange = _ignoreTargetChange || noop;\r\n const ignoreContentChange = _ignoreContentChange || noop;\r\n const targetChangedAttrs: string[] = [];\r\n const totalAddedNodes: Node[] = [];\r\n let targetStyleChanged = false;\r\n let contentChanged = false;\r\n let childListChanged = false;\r\n each(mutations, (mutation) => {\r\n const { attributeName, target: mutationTarget, type, oldValue, addedNodes } = mutation;\r\n const isAttributesType = type === 'attributes';\r\n const isChildListType = type === 'childList';\r\n const targetIsMutationTarget = target === mutationTarget;\r\n const attributeValue =\r\n isAttributesType && isString(attributeName)\r\n ? attr(mutationTarget as HTMLElement, attributeName!)\r\n : 0;\r\n const attributeChanged = attributeValue !== 0 && oldValue !== attributeValue;\r\n const styleChangingAttrChanged =\r\n indexOf(finalStyleChangingAttributes, attributeName) > -1 && attributeChanged;\r\n\r\n // if is content observer and something changed in children\r\n if (isContentObserver && !targetIsMutationTarget) {\r\n const notOnlyAttrChanged = !isAttributesType;\r\n const contentAttrChanged = isAttributesType && styleChangingAttrChanged;\r\n const isNestedTarget =\r\n contentAttrChanged && _nestedTargetSelector && is(mutationTarget, _nestedTargetSelector);\r\n const baseAssertion = isNestedTarget\r\n ? !ignoreTargetChange(mutationTarget, attributeName!, oldValue, attributeValue)\r\n : notOnlyAttrChanged || contentAttrChanged;\r\n const contentFinalChanged =\r\n baseAssertion && !ignoreContentChange(mutation, !!isNestedTarget, target, options);\r\n\r\n push(totalAddedNodes, addedNodes);\r\n\r\n contentChanged = contentChanged || contentFinalChanged;\r\n childListChanged = childListChanged || isChildListType;\r\n }\r\n // if is target observer and target attr changed\r\n if (\r\n !isContentObserver &&\r\n targetIsMutationTarget &&\r\n attributeChanged &&\r\n !ignoreTargetChange(mutationTarget, attributeName!, oldValue, attributeValue)\r\n ) {\r\n push(targetChangedAttrs, attributeName!);\r\n targetStyleChanged = targetStyleChanged || styleChangingAttrChanged;\r\n }\r\n });\r\n\r\n if (childListChanged && !isEmptyArray(totalAddedNodes)) {\r\n // adds / removes the new elements from the event content change\r\n updateEventContentChangeElements((selector) =>\r\n totalAddedNodes.reduce((arr, node) => {\r\n push(arr, find(selector, node));\r\n return is(node, selector) ? push(arr, node) : arr;\r\n }, [])\r\n );\r\n }\r\n\r\n if (isContentObserver) {\r\n !fromRecords && contentChanged && (callback as DOMContentObserverCallback)(false);\r\n return [false] as Parameters>;\r\n }\r\n if (!isEmptyArray(targetChangedAttrs) || targetStyleChanged) {\r\n !fromRecords &&\r\n (callback as DOMTargetObserverCallback)(targetChangedAttrs, targetStyleChanged);\r\n return [targetChangedAttrs, targetStyleChanged] as Parameters<\r\n DOMObserverCallback\r\n >;\r\n }\r\n };\r\n const mutationObserver: MutationObserver = new MutationObserverConstructor!((mutations) =>\r\n observerCallback(mutations)\r\n );\r\n\r\n // Connect\r\n mutationObserver.observe(target, {\r\n attributes: true,\r\n attributeOldValue: true,\r\n attributeFilter: observedAttributes,\r\n subtree: isContentObserver,\r\n childList: isContentObserver,\r\n characterData: isContentObserver,\r\n });\r\n isConnected = true;\r\n\r\n return [\r\n () => {\r\n if (isConnected) {\r\n destroyEventContentChange();\r\n mutationObserver.disconnect();\r\n isConnected = false;\r\n }\r\n },\r\n () => {\r\n if (isConnected) {\r\n debouncedEventContentChange._flush();\r\n\r\n const records = mutationObserver.takeRecords();\r\n return !isEmptyArray(records) && observerCallback(records, true);\r\n }\r\n },\r\n ];\r\n};\r\n","import {\r\n debounce,\r\n isArray,\r\n isNumber,\r\n each,\r\n indexOf,\r\n isString,\r\n attr,\r\n removeAttr,\r\n CacheValues,\r\n keys,\r\n liesBetween,\r\n scrollSize,\r\n equalWH,\r\n createCache,\r\n WH,\r\n fractionalSize,\r\n isFunction,\r\n ResizeObserverConstructor,\r\n closest,\r\n assignDeep,\r\n push,\r\n scrollLeft,\r\n scrollTop,\r\n noop,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n dataAttributeHost,\r\n dataValueHostOverflowVisible,\r\n dataValueHostUpdating,\r\n classNameViewport,\r\n classNameOverflowVisible,\r\n classNameScrollbar,\r\n classNameViewportArrange,\r\n} from 'classnames';\r\nimport { createSizeObserver, SizeObserverCallbackParams } from 'observers/sizeObserver';\r\nimport { createTrinsicObserver } from 'observers/trinsicObserver';\r\nimport { createDOMObserver, DOMObserver } from 'observers/domObserver';\r\nimport type { SetupState, SetupUpdateCheckOption } from 'setups';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type {\r\n StructureSetupUpdate,\r\n StructureSetupUpdateHints,\r\n} from 'setups/structureSetup/structureSetup.update';\r\n\r\nexport type StructureSetupObserversUpdate = (checkOption: SetupUpdateCheckOption) => void;\r\n\r\nexport type StructureSetupObservers = [\r\n destroy: () => void,\r\n appendElements: () => void,\r\n updateObservers: () => Partial,\r\n updateObserversOptions: StructureSetupObserversUpdate\r\n];\r\n\r\ntype ExcludeFromTuple = T extends [infer F, ...infer R]\r\n ? [F] extends [E]\r\n ? ExcludeFromTuple\r\n : [F, ...ExcludeFromTuple]\r\n : [];\r\n\r\nconst hostSelector = `[${dataAttributeHost}]`;\r\n\r\n// TODO: observer textarea attrs if textarea\r\n\r\nconst viewportSelector = `.${classNameViewport}`;\r\nconst viewportAttrsFromTarget = ['tabindex'];\r\nconst baseStyleChangingAttrsTextarea = ['wrap', 'cols', 'rows'];\r\nconst baseStyleChangingAttrs = ['id', 'class', 'style', 'open'];\r\n\r\nexport const createStructureSetupObservers = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState,\r\n structureSetupUpdate: (\r\n ...args: ExcludeFromTuple, Parameters[0]>\r\n ) => any\r\n): StructureSetupObservers => {\r\n let debounceTimeout: number | false | undefined;\r\n let debounceMaxDelay: number | false | undefined;\r\n let contentMutationObserver: DOMObserver | undefined;\r\n const [, setState] = state;\r\n const {\r\n _host,\r\n _viewport,\r\n _content,\r\n _isTextarea,\r\n _viewportIsTarget,\r\n _viewportHasClass,\r\n _viewportAddRemoveClass,\r\n } = structureSetupElements;\r\n const { _flexboxGlue } = getEnvironment();\r\n\r\n const [updateContentSizeCache] = createCache>(\r\n {\r\n _equal: equalWH,\r\n _initialValue: { w: 0, h: 0 },\r\n },\r\n () => {\r\n const hasOver = _viewportHasClass(classNameOverflowVisible, dataValueHostOverflowVisible);\r\n const hasVpStyle = _viewportHasClass(classNameViewportArrange, '');\r\n const scrollOffsetX = hasVpStyle && scrollLeft(_viewport);\r\n const scrollOffsetY = hasVpStyle && scrollTop(_viewport);\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible);\r\n _viewportAddRemoveClass(classNameViewportArrange, '');\r\n _viewportAddRemoveClass('', dataValueHostUpdating, true);\r\n\r\n const contentScroll = scrollSize(_content);\r\n const viewportScroll = scrollSize(_viewport);\r\n const fractional = fractionalSize(_viewport);\r\n\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible, hasOver);\r\n _viewportAddRemoveClass(classNameViewportArrange, '', hasVpStyle);\r\n _viewportAddRemoveClass('', dataValueHostUpdating);\r\n scrollLeft(_viewport, scrollOffsetX);\r\n scrollTop(_viewport, scrollOffsetY);\r\n return {\r\n w: viewportScroll.w + contentScroll.w + fractional.w,\r\n h: viewportScroll.h + contentScroll.h + fractional.h,\r\n };\r\n }\r\n );\r\n const contentMutationObserverAttr = _isTextarea\r\n ? baseStyleChangingAttrsTextarea\r\n : baseStyleChangingAttrs.concat(baseStyleChangingAttrsTextarea);\r\n const structureSetupUpdateWithDebouncedAdaptiveUpdateHints = debounce(structureSetupUpdate, {\r\n _timeout: () => debounceTimeout,\r\n _maxDelay: () => debounceMaxDelay,\r\n _mergeParams(prev, curr) {\r\n const [prevObj] = prev;\r\n const [currObj] = curr;\r\n return [\r\n keys(prevObj)\r\n .concat(keys(currObj))\r\n .reduce((obj, key) => {\r\n obj[key] = prevObj[key] || currObj[key];\r\n return obj;\r\n }, {}),\r\n ] as [Partial];\r\n },\r\n });\r\n\r\n const updateViewportAttrsFromHost = (attributes?: string[]) => {\r\n each(attributes || viewportAttrsFromTarget, (attribute) => {\r\n if (indexOf(viewportAttrsFromTarget, attribute) > -1) {\r\n const hostAttr = attr(_host, attribute);\r\n if (isString(hostAttr)) {\r\n attr(_viewport, attribute, hostAttr);\r\n } else {\r\n removeAttr(_viewport, attribute);\r\n }\r\n }\r\n });\r\n };\r\n const onTrinsicChanged = (heightIntrinsicCache: CacheValues, fromRecords?: true) => {\r\n const [heightIntrinsic, heightIntrinsicChanged] = heightIntrinsicCache;\r\n const updateHints: Partial = {\r\n _heightIntrinsicChanged: heightIntrinsicChanged,\r\n };\r\n setState({ _heightIntrinsic: heightIntrinsic });\r\n\r\n !fromRecords && structureSetupUpdate(updateHints);\r\n return updateHints;\r\n };\r\n const onSizeChanged = ({\r\n _sizeChanged,\r\n _directionIsRTLCache,\r\n _appear,\r\n }: SizeObserverCallbackParams) => {\r\n const updateFn =\r\n !_sizeChanged || _appear\r\n ? structureSetupUpdate\r\n : structureSetupUpdateWithDebouncedAdaptiveUpdateHints;\r\n\r\n let directionChanged = false;\r\n if (_directionIsRTLCache) {\r\n const [directionIsRTL, directionIsRTLChanged] = _directionIsRTLCache;\r\n directionChanged = directionIsRTLChanged;\r\n\r\n setState({ _directionIsRTL: directionIsRTL });\r\n }\r\n\r\n updateFn({ _sizeChanged, _directionChanged: directionChanged });\r\n };\r\n const onContentMutation = (contentChangedTroughEvent: boolean, fromRecords?: true) => {\r\n const [, contentSizeChanged] = updateContentSizeCache();\r\n const updateHints: Partial = {\r\n _contentMutation: contentSizeChanged,\r\n };\r\n // if contentChangedTroughEvent is true its already debounced\r\n const updateFn = contentChangedTroughEvent\r\n ? structureSetupUpdate\r\n : structureSetupUpdateWithDebouncedAdaptiveUpdateHints;\r\n\r\n if (contentSizeChanged) {\r\n !fromRecords && updateFn(updateHints);\r\n }\r\n return updateHints;\r\n };\r\n const onHostMutation = (\r\n targetChangedAttrs: string[],\r\n targetStyleChanged: boolean,\r\n fromRecords?: true\r\n ) => {\r\n const updateHints: Partial = { _hostMutation: targetStyleChanged };\r\n if (targetStyleChanged) {\r\n !fromRecords && structureSetupUpdateWithDebouncedAdaptiveUpdateHints(updateHints);\r\n } else if (!_viewportIsTarget) {\r\n updateViewportAttrsFromHost(targetChangedAttrs);\r\n }\r\n return updateHints;\r\n };\r\n\r\n const [destroyTrinsicObserver, appendTrinsicObserver, updateTrinsicObserver] =\r\n _content || !_flexboxGlue ? createTrinsicObserver(_host, onTrinsicChanged) : [noop, noop, noop];\r\n const [destroySizeObserver, appendSizeObserver] = !_viewportIsTarget\r\n ? createSizeObserver(_host, onSizeChanged, {\r\n _appear: true,\r\n _direction: true,\r\n })\r\n : [noop, noop];\r\n const [destroyHostMutationObserver, updateHostMutationObserver] = createDOMObserver(\r\n _host,\r\n false,\r\n onHostMutation,\r\n {\r\n _styleChangingAttributes: baseStyleChangingAttrs,\r\n _attributes: baseStyleChangingAttrs.concat(viewportAttrsFromTarget),\r\n }\r\n );\r\n\r\n const viewportIsTargetResizeObserver =\r\n _viewportIsTarget &&\r\n ResizeObserverConstructor &&\r\n new ResizeObserverConstructor(onSizeChanged.bind(0, { _sizeChanged: true }));\r\n\r\n viewportIsTargetResizeObserver && viewportIsTargetResizeObserver.observe(_host);\r\n updateViewportAttrsFromHost();\r\n\r\n return [\r\n () => {\r\n destroyTrinsicObserver();\r\n destroySizeObserver();\r\n contentMutationObserver && contentMutationObserver[0](); // destroy\r\n viewportIsTargetResizeObserver && viewportIsTargetResizeObserver.disconnect();\r\n destroyHostMutationObserver();\r\n },\r\n () => {\r\n // order is matter!\r\n appendSizeObserver();\r\n appendTrinsicObserver();\r\n },\r\n () => {\r\n const updateHints: Partial = {};\r\n const hostUpdateResult = updateHostMutationObserver();\r\n const trinsicUpdateResult = updateTrinsicObserver();\r\n const contentUpdateResult = contentMutationObserver && contentMutationObserver[1](); // update\r\n\r\n if (hostUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onHostMutation.apply(\r\n 0,\r\n push(hostUpdateResult, true) as [\r\n ...updateResult: typeof hostUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n if (trinsicUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onTrinsicChanged.apply(\r\n 0,\r\n push(trinsicUpdateResult as any[], true) as [\r\n ...updateResult: typeof trinsicUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n if (contentUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onContentMutation.apply(\r\n 0,\r\n push(contentUpdateResult, true) as [\r\n ...updateResult: typeof contentUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n\r\n return updateHints;\r\n },\r\n (checkOption) => {\r\n const [ignoreMutation] = checkOption('updating.ignoreMutation');\r\n const [attributes, attributesChanged] = checkOption('updating.attributes');\r\n const [elementEvents, elementEventsChanged] = checkOption | null>(\r\n 'updating.elementEvents'\r\n );\r\n const [debounceValue, debounceChanged] = checkOption | number | null>(\r\n 'updating.debounce'\r\n );\r\n const updateContentMutationObserver = elementEventsChanged || attributesChanged;\r\n const ignoreMutationFromOptions = (mutation: MutationRecord) =>\r\n isFunction(ignoreMutation) && ignoreMutation(mutation);\r\n\r\n if (updateContentMutationObserver) {\r\n if (contentMutationObserver) {\r\n contentMutationObserver[1](); // update\r\n contentMutationObserver[0](); // destroy\r\n }\r\n contentMutationObserver = createDOMObserver(\r\n _content || _viewport,\r\n true,\r\n onContentMutation,\r\n {\r\n _styleChangingAttributes: contentMutationObserverAttr.concat(attributes || []),\r\n _attributes: contentMutationObserverAttr.concat(attributes || []),\r\n _eventContentChange: elementEvents,\r\n _nestedTargetSelector: hostSelector,\r\n _ignoreContentChange: (mutation, isNestedTarget) => {\r\n const { target, attributeName } = mutation;\r\n const ignore =\r\n !isNestedTarget && attributeName && !_viewportIsTarget\r\n ? liesBetween(target, hostSelector, viewportSelector)\r\n : false;\r\n return (\r\n ignore ||\r\n !!closest(target, `.${classNameScrollbar}`) || // ignore explicitely all scrollbar elements\r\n !!ignoreMutationFromOptions(mutation)\r\n );\r\n },\r\n }\r\n );\r\n }\r\n\r\n if (debounceChanged) {\r\n structureSetupUpdateWithDebouncedAdaptiveUpdateHints._flush();\r\n if (isArray(debounceValue)) {\r\n const timeout = debounceValue[0];\r\n const maxWait = debounceValue[1];\r\n debounceTimeout = isNumber(timeout) ? timeout : false;\r\n debounceMaxDelay = isNumber(maxWait) ? maxWait : false;\r\n } else if (isNumber(debounceValue)) {\r\n debounceTimeout = debounceValue;\r\n debounceMaxDelay = false;\r\n } else {\r\n debounceTimeout = false;\r\n debounceMaxDelay = false;\r\n }\r\n }\r\n },\r\n ];\r\n};\r\n","import { createEventListenerHub, isEmptyObject, keys } from 'support';\r\nimport { createState, createOptionCheck } from 'setups/setups';\r\nimport { createStructureSetupElements } from 'setups/structureSetup/structureSetup.elements';\r\nimport { createStructureSetupUpdate } from 'setups/structureSetup/structureSetup.update';\r\nimport { createStructureSetupObservers } from 'setups/structureSetup/structureSetup.observers';\r\nimport type { StructureSetupUpdateHints } from 'setups/structureSetup/structureSetup.update';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type { TRBL, XY, EventListener } from 'support';\r\nimport type { Options, ReadonlyOptions } from 'options';\r\nimport type { Setup } from 'setups';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { DeepPartial, StyleObject, OverflowStyle } from 'typings';\r\n\r\nexport interface StructureSetupState {\r\n _padding: TRBL;\r\n _paddingAbsolute: boolean;\r\n _viewportPaddingStyle: StyleObject;\r\n _overflowEdge: XY;\r\n _overflowAmount: XY;\r\n _overflowStyle: XY;\r\n _hasOverflow: XY;\r\n _heightIntrinsic: boolean;\r\n _directionIsRTL: boolean;\r\n}\r\n\r\nexport interface StructureSetupStaticState {\r\n _elements: StructureSetupElementsObj;\r\n _appendElements: () => void;\r\n _addOnUpdatedListener: (listener: EventListener) => void;\r\n}\r\n\r\ntype StructureSetupEventMap = {\r\n u: [updateHints: StructureSetupUpdateHints, changedOptions: DeepPartial, force: boolean];\r\n};\r\n\r\nconst initialXYNumber = { x: 0, y: 0 };\r\nconst initialStructureSetupUpdateState: StructureSetupState = {\r\n _padding: {\r\n t: 0,\r\n r: 0,\r\n b: 0,\r\n l: 0,\r\n },\r\n _paddingAbsolute: false,\r\n _viewportPaddingStyle: {\r\n marginRight: 0,\r\n marginBottom: 0,\r\n marginLeft: 0,\r\n paddingTop: 0,\r\n paddingRight: 0,\r\n paddingBottom: 0,\r\n paddingLeft: 0,\r\n },\r\n _overflowEdge: initialXYNumber,\r\n _overflowAmount: initialXYNumber,\r\n _overflowStyle: {\r\n x: 'hidden',\r\n y: 'hidden',\r\n },\r\n _hasOverflow: {\r\n x: false,\r\n y: false,\r\n },\r\n _heightIntrinsic: false,\r\n _directionIsRTL: false,\r\n};\r\n\r\nexport const createStructureSetup = (\r\n target: InitializationTarget,\r\n options: ReadonlyOptions\r\n): Setup => {\r\n const checkOptionsFallback = createOptionCheck(options, {});\r\n const state = createState(initialStructureSetupUpdateState);\r\n const [addEvent, removeEvent, triggerEvent] = createEventListenerHub();\r\n const [getState] = state;\r\n const [elements, appendStructureElements, destroyElements] = createStructureSetupElements(target);\r\n const updateStructure = createStructureSetupUpdate(elements, state);\r\n const triggerUpdateEvent: (...args: StructureSetupEventMap['u']) => void = (\r\n updateHints,\r\n changedOptions,\r\n force\r\n ) => {\r\n const truthyUpdateHints = keys(updateHints).some((key) => updateHints[key]);\r\n\r\n if (truthyUpdateHints || !isEmptyObject(changedOptions) || force) {\r\n triggerEvent('u', [updateHints, changedOptions, force]);\r\n }\r\n };\r\n const [destroyObservers, appendObserverElements, updateObservers, updateObserversOptions] =\r\n createStructureSetupObservers(elements, state, (updateHints) => {\r\n triggerUpdateEvent(updateStructure(checkOptionsFallback, updateHints), {}, false);\r\n });\r\n\r\n const structureSetupState = getState.bind(0) as (() => StructureSetupState) &\r\n StructureSetupStaticState;\r\n structureSetupState._addOnUpdatedListener = (listener) => {\r\n addEvent('u', listener);\r\n };\r\n structureSetupState._appendElements = () => {\r\n appendObserverElements();\r\n appendStructureElements();\r\n };\r\n structureSetupState._elements = elements;\r\n\r\n return [\r\n (changedOptions, force?) => {\r\n const checkOption = createOptionCheck(options, changedOptions, force);\r\n updateObserversOptions(checkOption);\r\n triggerUpdateEvent(\r\n updateStructure(checkOption, updateObservers(), force),\r\n changedOptions,\r\n !!force\r\n );\r\n },\r\n structureSetupState,\r\n () => {\r\n removeEvent();\r\n destroyObservers();\r\n destroyElements();\r\n },\r\n ];\r\n};\r\n","import {\r\n directionIsRTL,\r\n getBoundingClientRect,\r\n offsetSize,\r\n on,\r\n preventDefault,\r\n runEachAndClear,\r\n stopPropagation,\r\n XY,\r\n} from 'support';\r\nimport { classNamesScrollbarInteraction } from 'classnames';\r\nimport type { ReadonlyOptions } from 'options';\r\nimport type { StructureSetupState } from 'setups';\r\nimport type {\r\n ScrollbarsSetupElementsObj,\r\n ScrollbarStructure,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.elements';\r\nimport { getEnvironment } from 'environment';\r\n\r\nexport type ScrollbarsSetupEvents = (\r\n scrollbarStructure: ScrollbarStructure,\r\n scrollbarsAddRemoveClass: ScrollbarsSetupElementsObj['_scrollbarsAddRemoveClass'],\r\n documentElm: Document,\r\n scrollOffsetElm: HTMLElement,\r\n isHorizontal?: boolean\r\n) => () => void;\r\n\r\nconst { round } = Math;\r\nconst getClientOffset = (event: PointerEvent): XY => ({\r\n x: event.clientX,\r\n y: event.clientY,\r\n});\r\nconst getScale = (element: HTMLElement): XY => {\r\n const { width, height } = getBoundingClientRect(element);\r\n const { w, h } = offsetSize(element);\r\n return {\r\n x: round(width) / w || 1,\r\n y: round(height) / h || 1,\r\n };\r\n};\r\nconst continuePointerDown = (\r\n event: PointerEvent,\r\n options: ReadonlyOptions,\r\n scrollType: 'dragScroll' | 'clickScroll'\r\n) => {\r\n const scrollbarOptions = options.scrollbars;\r\n const { button, isPrimary, pointerType } = event;\r\n const { pointers } = scrollbarOptions;\r\n return (\r\n button === 0 &&\r\n isPrimary &&\r\n scrollbarOptions[scrollType] &&\r\n (pointers || []).includes(pointerType)\r\n );\r\n};\r\nconst createRootClickStopPropagationEvents = (scrollbar: HTMLElement, documentElm: Document) =>\r\n on(\r\n scrollbar,\r\n 'mousedown',\r\n on.bind(0, documentElm, 'click', stopPropagation, { _once: true, _capture: true }),\r\n { _capture: true }\r\n );\r\nconst createDragScrollingEvents = (\r\n options: ReadonlyOptions,\r\n doc: Document,\r\n scrollbarStructure: ScrollbarStructure,\r\n scrollOffsetElement: HTMLElement,\r\n structureSetupState: () => StructureSetupState,\r\n isHorizontal?: boolean\r\n) => {\r\n const { _rtlScrollBehavior } = getEnvironment();\r\n const { _handle, _track, _scrollbar } = scrollbarStructure;\r\n const scrollOffsetKey = `scroll${isHorizontal ? 'Left' : 'Top'}`;\r\n const xyKey = `${isHorizontal ? 'x' : 'y'}`;\r\n const whKey = `${isHorizontal ? 'w' : 'h'}`;\r\n const createOnPointerMoveHandler =\r\n (mouseDownScroll: number, mouseDownClientOffset: number, mouseDownInvertedScale: number) =>\r\n (event: PointerEvent) => {\r\n const { _overflowAmount } = structureSetupState();\r\n const movement =\r\n (getClientOffset(event)[xyKey] - mouseDownClientOffset) * mouseDownInvertedScale;\r\n const handleTrackDiff = offsetSize(_track)[whKey] - offsetSize(_handle)[whKey];\r\n const scrollDeltaPercent = movement / handleTrackDiff;\r\n const scrollDelta = scrollDeltaPercent * _overflowAmount[xyKey];\r\n const isRTL = directionIsRTL(_scrollbar);\r\n const negateMultiplactor =\r\n isRTL && isHorizontal ? (_rtlScrollBehavior.n || _rtlScrollBehavior.i ? 1 : -1) : 1;\r\n\r\n scrollOffsetElement[scrollOffsetKey] = mouseDownScroll + scrollDelta * negateMultiplactor;\r\n };\r\n\r\n return on(_handle, 'pointerdown', (pointerDownEvent: PointerEvent) => {\r\n if (continuePointerDown(pointerDownEvent, options, 'dragScroll')) {\r\n const offSelectStart = on(doc, 'selectstart', (event: Event) => preventDefault(event), {\r\n _passive: false,\r\n });\r\n const offPointerMove = on(\r\n _handle,\r\n 'pointermove',\r\n createOnPointerMoveHandler(\r\n scrollOffsetElement[scrollOffsetKey] || 0,\r\n getClientOffset(pointerDownEvent)[xyKey],\r\n 1 / getScale(scrollOffsetElement)[xyKey]\r\n )\r\n );\r\n\r\n on(\r\n _handle,\r\n 'pointerup',\r\n (pointerUpEvent: PointerEvent) => {\r\n offSelectStart();\r\n offPointerMove();\r\n _handle.releasePointerCapture(pointerUpEvent.pointerId);\r\n },\r\n { _once: true }\r\n );\r\n _handle.setPointerCapture(pointerDownEvent.pointerId);\r\n }\r\n });\r\n};\r\n\r\nexport const createScrollbarsSetupEvents =\r\n (\r\n options: ReadonlyOptions,\r\n structureSetupState: () => StructureSetupState\r\n ): ScrollbarsSetupEvents =>\r\n (scrollbarStructure, scrollbarsAddRemoveClass, documentElm, scrollOffsetElm, isHorizontal) => {\r\n const { _scrollbar } = scrollbarStructure;\r\n\r\n return runEachAndClear.bind(0, [\r\n on(_scrollbar, 'pointerenter', () => {\r\n scrollbarsAddRemoveClass(classNamesScrollbarInteraction, true);\r\n }),\r\n on(_scrollbar, 'pointerleave pointercancel', () => {\r\n scrollbarsAddRemoveClass(classNamesScrollbarInteraction);\r\n }),\r\n createRootClickStopPropagationEvents(_scrollbar, documentElm),\r\n createDragScrollingEvents(\r\n options,\r\n documentElm,\r\n scrollbarStructure,\r\n scrollOffsetElm,\r\n structureSetupState,\r\n isHorizontal\r\n ),\r\n ]);\r\n };\r\n","import { offsetSize } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport type { StructureSetupState } from 'setups';\r\n\r\nconst { min, max, abs, round } = Math;\r\n\r\nexport const getScrollbarHandleLengthRatio = (\r\n scrollbarHandle: HTMLElement,\r\n scrollbarTrack: HTMLElement,\r\n isHorizontal?: boolean,\r\n structureSetupState?: StructureSetupState\r\n) => {\r\n if (structureSetupState) {\r\n const axis = isHorizontal ? 'x' : 'y';\r\n const { _overflowAmount, _overflowEdge } = structureSetupState;\r\n\r\n const viewportSize = _overflowEdge[axis];\r\n const overflowAmount = _overflowAmount[axis];\r\n return max(0, min(1, viewportSize / (viewportSize + overflowAmount)));\r\n }\r\n const axis = isHorizontal ? 'w' : 'h';\r\n const handleSize = offsetSize(scrollbarHandle)[axis];\r\n const trackSize = offsetSize(scrollbarTrack)[axis];\r\n return max(0, min(1, handleSize / trackSize));\r\n};\r\n\r\nexport const getScrollbarHandleOffsetRatio = (\r\n scrollbarHandle: HTMLElement,\r\n scrollbarTrack: HTMLElement,\r\n scrollOffsetElement: HTMLElement,\r\n structureSetupState: StructureSetupState,\r\n isRTL: boolean,\r\n isHorizontal?: boolean\r\n) => {\r\n const { _rtlScrollBehavior } = getEnvironment();\r\n const axis = isHorizontal ? 'x' : 'y';\r\n const scrollLeftTop = isHorizontal ? 'Left' : 'Top';\r\n const { _overflowAmount } = structureSetupState;\r\n const scrollPositionMax = round(_overflowAmount[axis]);\r\n const scrollPosition = abs(scrollOffsetElement[`scroll${scrollLeftTop}`]);\r\n const handleRTL = isHorizontal && isRTL;\r\n const rtlNormalizedScrollPosition = _rtlScrollBehavior.i\r\n ? scrollPosition\r\n : scrollPositionMax - scrollPosition;\r\n const finalScrollPosition = handleRTL ? rtlNormalizedScrollPosition : scrollPosition;\r\n const scrollPercent = min(1, finalScrollPosition / scrollPositionMax);\r\n const lengthRatio = getScrollbarHandleLengthRatio(scrollbarHandle, scrollbarTrack, isHorizontal);\r\n\r\n return (1 / lengthRatio) * (1 - lengthRatio) * scrollPercent;\r\n};\r\n","import {\r\n addClass,\r\n appendChildren,\r\n createDiv,\r\n directionIsRTL,\r\n each,\r\n isBoolean,\r\n isEmptyArray,\r\n push,\r\n removeClass,\r\n removeElements,\r\n runEachAndClear,\r\n setT,\r\n style,\r\n} from 'support';\r\nimport {\r\n classNameScrollbar,\r\n classNameScrollbarHorizontal,\r\n classNameScrollbarVertical,\r\n classNameScrollbarTrack,\r\n classNameScrollbarHandle,\r\n classNamesScrollbarTransitionless,\r\n} from 'classnames';\r\nimport { getEnvironment } from 'environment';\r\nimport { dynamicInitializationElement as generalDynamicInitializationElement } from 'initialization';\r\nimport {\r\n getScrollbarHandleLengthRatio,\r\n getScrollbarHandleOffsetRatio,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.calculations';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type { ScrollbarsSetupEvents } from 'setups/scrollbarsSetup/scrollbarsSetup.events';\r\nimport type {\r\n ScrollbarsInitialization,\r\n ScrollbarsDynamicInitializationElement,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.initialization';\r\nimport type { StyleObject } from 'typings';\r\nimport { StructureSetupState } from 'setups';\r\n\r\nexport interface ScrollbarStructure {\r\n _scrollbar: HTMLElement;\r\n _track: HTMLElement;\r\n _handle: HTMLElement;\r\n}\r\n\r\nexport interface ScrollbarsSetupElement {\r\n _scrollbarStructures: ScrollbarStructure[];\r\n _clone: () => ScrollbarStructure;\r\n _handleStyle: (\r\n elmStyle: (\r\n scrollbarStructure: ScrollbarStructure\r\n ) => [HTMLElement | false | null | undefined, StyleObject]\r\n ) => void;\r\n}\r\n\r\nexport interface ScrollbarsSetupElementsObj {\r\n _scrollbarsAddRemoveClass: (\r\n classNames: string | false | null | undefined,\r\n add?: boolean,\r\n isHorizontal?: boolean\r\n ) => void;\r\n _refreshScrollbarsHandleLength: (structureSetupState: StructureSetupState) => void;\r\n _refreshScrollbarsHandleOffset: (structureSetupState: StructureSetupState) => void;\r\n _horizontal: ScrollbarsSetupElement;\r\n _vertical: ScrollbarsSetupElement;\r\n}\r\n\r\nexport type ScrollbarsSetupElements = [\r\n elements: ScrollbarsSetupElementsObj,\r\n appendElements: () => void,\r\n destroy: () => void\r\n];\r\n\r\nexport const createScrollbarsSetupElements = (\r\n target: InitializationTarget,\r\n structureSetupElements: StructureSetupElementsObj,\r\n scrollbarsSetupEvents: ScrollbarsSetupEvents\r\n): ScrollbarsSetupElements => {\r\n const { _getDefaultInitialization } = getEnvironment();\r\n const { scrollbarsSlot: defaultScrollbarsSlot } = _getDefaultInitialization();\r\n const { _documentElm, _target, _host, _viewport, _targetIsElm, _scrollOffsetElement } =\r\n structureSetupElements;\r\n const { scrollbarsSlot } = (_targetIsElm ? {} : target) as ScrollbarsInitialization;\r\n const evaluatedScrollbarSlot =\r\n generalDynamicInitializationElement(\r\n [_target, _host, _viewport],\r\n () => _host,\r\n defaultScrollbarsSlot,\r\n scrollbarsSlot\r\n );\r\n const scrollbarStructureAddRemoveClass = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n classNames: string | false | null | undefined,\r\n add?: boolean\r\n ) => {\r\n const action = add ? addClass : removeClass;\r\n each(scrollbarStructures, (scrollbarStructure) => {\r\n action(scrollbarStructure._scrollbar, classNames);\r\n });\r\n };\r\n const scrollbarsHandleStyle = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n elmStyle: (\r\n scrollbarStructure: ScrollbarStructure\r\n ) => [HTMLElement | false | null | undefined, StyleObject]\r\n ) => {\r\n each(scrollbarStructures, (scrollbarStructure) => {\r\n const [elm, styles] = elmStyle(scrollbarStructure);\r\n style(elm, styles);\r\n });\r\n };\r\n const scrollbarStructureRefreshHandleLength = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n structureSetupState: StructureSetupState,\r\n isHorizontal?: boolean\r\n ) => {\r\n scrollbarsHandleStyle(scrollbarStructures, (structure) => {\r\n const { _handle, _track } = structure;\r\n return [\r\n _handle,\r\n {\r\n [isHorizontal ? 'width' : 'height']: `${(\r\n getScrollbarHandleLengthRatio(_handle, _track, isHorizontal, structureSetupState) * 100\r\n ).toFixed(3)}%`,\r\n },\r\n ];\r\n });\r\n };\r\n const scrollbarStructureRefreshHandleOffset = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n structureSetupState: StructureSetupState,\r\n isHorizontal?: boolean\r\n ) => {\r\n const translateAxis = isHorizontal ? 'X' : 'Y';\r\n scrollbarsHandleStyle(scrollbarStructures, (structure) => {\r\n const { _handle, _track, _scrollbar } = structure;\r\n const offsetRatio = getScrollbarHandleOffsetRatio(\r\n _handle,\r\n _track,\r\n _scrollOffsetElement,\r\n structureSetupState,\r\n directionIsRTL(_scrollbar),\r\n isHorizontal\r\n );\r\n // eslint-disable-next-line no-self-compare\r\n const validOffsetRatio = offsetRatio === offsetRatio; // is false when offset is NaN\r\n return [\r\n _handle,\r\n {\r\n transform: validOffsetRatio\r\n ? `translate${translateAxis}(${(offsetRatio * 100).toFixed(3)}%)`\r\n : '',\r\n },\r\n ];\r\n });\r\n };\r\n\r\n const destroyFns: (() => void)[] = [];\r\n const horizontalScrollbars: ScrollbarStructure[] = [];\r\n const verticalScrollbars: ScrollbarStructure[] = [];\r\n\r\n const scrollbarsAddRemoveClass = (\r\n className: string | false | null | undefined,\r\n add?: boolean,\r\n onlyHorizontal?: boolean\r\n ) => {\r\n const singleAxis = isBoolean(onlyHorizontal);\r\n const runHorizontal = singleAxis ? onlyHorizontal : true;\r\n const runVertical = singleAxis ? !onlyHorizontal : true;\r\n runHorizontal && scrollbarStructureAddRemoveClass(horizontalScrollbars, className, add);\r\n runVertical && scrollbarStructureAddRemoveClass(verticalScrollbars, className, add);\r\n };\r\n const refreshScrollbarsHandleLength = (structureSetupState: StructureSetupState) => {\r\n scrollbarStructureRefreshHandleLength(horizontalScrollbars, structureSetupState, true);\r\n scrollbarStructureRefreshHandleLength(verticalScrollbars, structureSetupState);\r\n };\r\n const refreshScrollbarsHandleOffset = (structureSetupState: StructureSetupState) => {\r\n scrollbarStructureRefreshHandleOffset(horizontalScrollbars, structureSetupState, true);\r\n scrollbarStructureRefreshHandleOffset(verticalScrollbars, structureSetupState);\r\n };\r\n const generateScrollbarDOM = (isHorizontal?: boolean): ScrollbarStructure => {\r\n const scrollbarClassName = isHorizontal\r\n ? classNameScrollbarHorizontal\r\n : classNameScrollbarVertical;\r\n const arrToPush = isHorizontal ? horizontalScrollbars : verticalScrollbars;\r\n const transitionlessClass = isEmptyArray(arrToPush) ? classNamesScrollbarTransitionless : '';\r\n const scrollbar = createDiv(\r\n `${classNameScrollbar} ${scrollbarClassName} ${transitionlessClass}`\r\n );\r\n const track = createDiv(classNameScrollbarTrack);\r\n const handle = createDiv(classNameScrollbarHandle);\r\n const result = {\r\n _scrollbar: scrollbar,\r\n _track: track,\r\n _handle: handle,\r\n };\r\n\r\n appendChildren(scrollbar, track);\r\n appendChildren(track, handle);\r\n\r\n push(arrToPush, result);\r\n push(destroyFns, [\r\n removeElements.bind(0, scrollbar),\r\n scrollbarsSetupEvents(\r\n result,\r\n scrollbarsAddRemoveClass,\r\n _documentElm,\r\n _scrollOffsetElement,\r\n isHorizontal\r\n ),\r\n ]);\r\n\r\n return result;\r\n };\r\n const generateHorizontalScrollbarStructure = generateScrollbarDOM.bind(0, true);\r\n const generateVerticalScrollbarStructure = generateScrollbarDOM.bind(0, false);\r\n const appendElements = () => {\r\n appendChildren(evaluatedScrollbarSlot, horizontalScrollbars[0]._scrollbar);\r\n appendChildren(evaluatedScrollbarSlot, verticalScrollbars[0]._scrollbar);\r\n\r\n setT(() => {\r\n scrollbarsAddRemoveClass(classNamesScrollbarTransitionless);\r\n }, 300);\r\n };\r\n\r\n generateHorizontalScrollbarStructure();\r\n generateVerticalScrollbarStructure();\r\n\r\n return [\r\n {\r\n _refreshScrollbarsHandleLength: refreshScrollbarsHandleLength,\r\n _refreshScrollbarsHandleOffset: refreshScrollbarsHandleOffset,\r\n _scrollbarsAddRemoveClass: scrollbarsAddRemoveClass,\r\n _horizontal: {\r\n _scrollbarStructures: horizontalScrollbars,\r\n _clone: generateHorizontalScrollbarStructure,\r\n _handleStyle: scrollbarsHandleStyle.bind(0, horizontalScrollbars),\r\n },\r\n _vertical: {\r\n _scrollbarStructures: verticalScrollbars,\r\n _clone: generateVerticalScrollbarStructure,\r\n _handleStyle: scrollbarsHandleStyle.bind(0, verticalScrollbars),\r\n },\r\n },\r\n appendElements,\r\n runEachAndClear.bind(0, destroyFns),\r\n ];\r\n};\r\n","import {\r\n rAF,\r\n cAF,\r\n isFunction,\r\n on,\r\n runEachAndClear,\r\n setT,\r\n clearT,\r\n parent,\r\n scrollLeft,\r\n scrollTop,\r\n} from 'support';\r\nimport { createState, createOptionCheck } from 'setups/setups';\r\nimport { createScrollbarsSetupEvents } from 'setups/scrollbarsSetup/scrollbarsSetup.events';\r\nimport {\r\n createScrollbarsSetupElements,\r\n ScrollbarsSetupElementsObj,\r\n ScrollbarStructure,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.elements';\r\nimport {\r\n classNamesScrollbarVisible,\r\n classNamesScrollbarUnusable,\r\n classNamesScrollbarCornerless,\r\n classNamesScrollbarAutoHidden,\r\n classNamesScrollbarHandleInteractive,\r\n classNamesScrollbarTrackInteractive,\r\n classNameScrollbarRtl,\r\n} from 'classnames';\r\nimport type { StructureSetupUpdateHints } from 'setups/structureSetup/structureSetup.update';\r\nimport type {\r\n ReadonlyOptions,\r\n ScrollbarVisibilityBehavior,\r\n ScrollbarAutoHideBehavior,\r\n} from 'options';\r\nimport type { Setup, StructureSetupState, StructureSetupStaticState } from 'setups';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { DeepPartial, OverflowStyle, StyleObject } from 'typings';\r\n\r\n// eslint-disable-next-line @typescript-eslint/no-empty-interface\r\nexport interface ScrollbarsSetupState {}\r\n\r\nexport interface ScrollbarsSetupStaticState {\r\n _elements: ScrollbarsSetupElementsObj;\r\n _appendElements: () => void;\r\n}\r\n\r\nconst createSelfCancelTimeout = (timeout?: number | (() => number)) => {\r\n let id: number;\r\n const setTFn = timeout ? setT : rAF!;\r\n const clearTFn = timeout ? clearT : cAF!;\r\n return [\r\n (callback: () => any) => {\r\n clearTFn(id);\r\n // @ts-ignore\r\n id = setTFn(callback, isFunction(timeout) ? timeout() : timeout);\r\n },\r\n () => clearTFn(id),\r\n ] as [timeout: (callback: () => any) => void, clear: () => void];\r\n};\r\n\r\nexport const createScrollbarsSetup = (\r\n target: InitializationTarget,\r\n options: ReadonlyOptions,\r\n structureSetupState: (() => StructureSetupState) & StructureSetupStaticState\r\n): Setup<\r\n ScrollbarsSetupState,\r\n ScrollbarsSetupStaticState,\r\n [DeepPartial]\r\n> => {\r\n let autoHideIsMove: boolean;\r\n let autoHideIsLeave: boolean;\r\n let autoHideNotNever: boolean;\r\n let mouseInHost: boolean | undefined;\r\n let prevTheme: string | null | undefined;\r\n let globalAutoHideDelay = 0;\r\n\r\n const state = createState({});\r\n const [getState] = state;\r\n const [requestMouseMoveAnimationFrame, cancelMouseMoveAnimationFrame] = createSelfCancelTimeout();\r\n const [requestScrollAnimationFrame, cancelScrollAnimationFrame] = createSelfCancelTimeout();\r\n const [scrollTimeout, clearScrollTimeout] = createSelfCancelTimeout(100);\r\n const [auotHideMoveTimeout, clearAutoHideTimeout] = createSelfCancelTimeout(100);\r\n const [auotHideTimeout, clearAutoTimeout] = createSelfCancelTimeout(() => globalAutoHideDelay);\r\n const [elements, appendElements, destroyElements] = createScrollbarsSetupElements(\r\n target,\r\n structureSetupState._elements,\r\n createScrollbarsSetupEvents(options, structureSetupState)\r\n );\r\n const {\r\n _host,\r\n _viewport,\r\n _scrollOffsetElement,\r\n _scrollEventElement,\r\n _viewportIsTarget,\r\n _isBody,\r\n } = structureSetupState._elements;\r\n const {\r\n _horizontal,\r\n _vertical,\r\n _scrollbarsAddRemoveClass: scrollbarsAddRemoveClass,\r\n _refreshScrollbarsHandleLength,\r\n _refreshScrollbarsHandleOffset,\r\n } = elements;\r\n const { _handleStyle: styleHorizontal } = _horizontal;\r\n const { _handleStyle: styleVertical } = _vertical;\r\n const styleScrollbarPosition = (structure: ScrollbarStructure) => {\r\n const { _scrollbar } = structure;\r\n const elm = _viewportIsTarget && !_isBody && parent(_scrollbar) === _viewport && _scrollbar;\r\n return [\r\n elm,\r\n {\r\n transform: elm\r\n ? `translate(${scrollLeft(_scrollOffsetElement)}px, ${scrollTop(_scrollOffsetElement)}px)`\r\n : '',\r\n },\r\n ] as [HTMLElement | false, StyleObject];\r\n };\r\n const manageScrollbarsAutoHide = (removeAutoHide: boolean, delayless?: boolean) => {\r\n clearAutoTimeout();\r\n if (removeAutoHide) {\r\n scrollbarsAddRemoveClass(classNamesScrollbarAutoHidden);\r\n } else {\r\n const hide = () => scrollbarsAddRemoveClass(classNamesScrollbarAutoHidden, true);\r\n if (globalAutoHideDelay > 0 && !delayless) {\r\n auotHideTimeout(hide);\r\n } else {\r\n hide();\r\n }\r\n }\r\n };\r\n const onHostMouseEnter = () => {\r\n mouseInHost = autoHideIsLeave;\r\n mouseInHost && manageScrollbarsAutoHide(true);\r\n };\r\n\r\n const destroyFns: (() => void)[] = [\r\n clearScrollTimeout,\r\n clearAutoTimeout,\r\n clearAutoHideTimeout,\r\n cancelScrollAnimationFrame,\r\n cancelMouseMoveAnimationFrame,\r\n destroyElements,\r\n\r\n on(_host, 'pointerover', onHostMouseEnter, { _once: true }),\r\n on(_host, 'pointerenter', onHostMouseEnter),\r\n on(_host, 'pointerleave', () => {\r\n mouseInHost = false;\r\n autoHideIsLeave && manageScrollbarsAutoHide(false);\r\n }),\r\n on(_host, 'pointermove', () => {\r\n autoHideIsMove &&\r\n requestMouseMoveAnimationFrame(() => {\r\n clearScrollTimeout();\r\n manageScrollbarsAutoHide(true);\r\n auotHideMoveTimeout(() => {\r\n autoHideIsMove && manageScrollbarsAutoHide(false);\r\n });\r\n });\r\n }),\r\n on(_scrollEventElement, 'scroll', () => {\r\n requestScrollAnimationFrame(() => {\r\n _refreshScrollbarsHandleOffset(structureSetupState());\r\n\r\n autoHideNotNever && manageScrollbarsAutoHide(true);\r\n scrollTimeout(() => {\r\n autoHideNotNever && !mouseInHost && manageScrollbarsAutoHide(false);\r\n });\r\n });\r\n\r\n _viewportIsTarget && styleHorizontal(styleScrollbarPosition);\r\n _viewportIsTarget && styleVertical(styleScrollbarPosition);\r\n }),\r\n ];\r\n const scrollbarsSetupState = getState.bind(0) as (() => ScrollbarsSetupState) &\r\n ScrollbarsSetupStaticState;\r\n scrollbarsSetupState._elements = elements;\r\n scrollbarsSetupState._appendElements = appendElements;\r\n\r\n return [\r\n (changedOptions, force, structureUpdateHints) => {\r\n const {\r\n _overflowEdgeChanged,\r\n _overflowAmountChanged,\r\n _overflowStyleChanged,\r\n _directionChanged,\r\n } = structureUpdateHints;\r\n const checkOption = createOptionCheck(options, changedOptions, force);\r\n const currStructureSetupState = structureSetupState();\r\n const { _overflowAmount, _overflowStyle, _directionIsRTL } = currStructureSetupState;\r\n const [theme, themeChanged] = checkOption('scrollbars.theme');\r\n const [visibility, visibilityChanged] =\r\n checkOption('scrollbars.visibility');\r\n const [autoHide, autoHideChanged] =\r\n checkOption('scrollbars.autoHide');\r\n const [autoHideDelay] = checkOption('scrollbars.autoHideDelay');\r\n const [dragScroll, dragScrollChanged] = checkOption('scrollbars.dragScroll');\r\n const [clickScroll, clickScrollChanged] = checkOption('scrollbars.clickScroll');\r\n\r\n const updateHandle =\r\n _overflowEdgeChanged || _overflowAmountChanged || _directionChanged || force;\r\n const updateVisibility = _overflowStyleChanged || visibilityChanged || force;\r\n\r\n const setScrollbarVisibility = (overflowStyle: OverflowStyle, isHorizontal: boolean) => {\r\n const isVisible =\r\n visibility === 'visible' || (visibility === 'auto' && overflowStyle === 'scroll');\r\n scrollbarsAddRemoveClass(classNamesScrollbarVisible, isVisible, isHorizontal);\r\n return isVisible;\r\n };\r\n\r\n globalAutoHideDelay = autoHideDelay;\r\n\r\n if (themeChanged) {\r\n scrollbarsAddRemoveClass(prevTheme);\r\n scrollbarsAddRemoveClass(theme, true);\r\n\r\n prevTheme = theme;\r\n }\r\n if (autoHideChanged) {\r\n autoHideIsMove = autoHide === 'move';\r\n autoHideIsLeave = autoHide === 'leave';\r\n autoHideNotNever = autoHide !== 'never';\r\n manageScrollbarsAutoHide(!autoHideNotNever, true);\r\n }\r\n if (dragScrollChanged) {\r\n scrollbarsAddRemoveClass(classNamesScrollbarHandleInteractive, dragScroll);\r\n }\r\n if (clickScrollChanged) {\r\n scrollbarsAddRemoveClass(classNamesScrollbarTrackInteractive, clickScroll);\r\n }\r\n if (updateVisibility) {\r\n const xVisible = setScrollbarVisibility(_overflowStyle.x, true);\r\n const yVisible = setScrollbarVisibility(_overflowStyle.y, false);\r\n const hasCorner = xVisible && yVisible;\r\n\r\n scrollbarsAddRemoveClass(classNamesScrollbarCornerless, !hasCorner);\r\n }\r\n if (updateHandle) {\r\n _refreshScrollbarsHandleLength(currStructureSetupState);\r\n _refreshScrollbarsHandleOffset(currStructureSetupState);\r\n\r\n scrollbarsAddRemoveClass(classNamesScrollbarUnusable, !_overflowAmount.x, true);\r\n scrollbarsAddRemoveClass(classNamesScrollbarUnusable, !_overflowAmount.y, false);\r\n scrollbarsAddRemoveClass(classNameScrollbarRtl, _directionIsRTL && !_isBody);\r\n }\r\n },\r\n scrollbarsSetupState,\r\n runEachAndClear.bind(0, destroyFns),\r\n ];\r\n};\r\n","import { OverlayScrollbars } from 'overlayscrollbars';\r\n\r\nconst targets: Set = new Set();\r\nconst targetInstanceMap: WeakMap = new WeakMap();\r\n\r\n/**\r\n * Adds the given OverlayScrollbars instance to the given element.\r\n * @param target The element which is the target of the OverlayScrollbars instance.\r\n * @param osInstance The OverlayScrollbars instance.\r\n */\r\nexport const addInstance = (target: Element, osInstance: OverlayScrollbars): void => {\r\n targetInstanceMap.set(target, osInstance);\r\n targets.add(target);\r\n};\r\n\r\n/**\r\n * Removes a OverlayScrollbars instance from the given element.\r\n * @param target The element from which its OverlayScrollbars instance shall be removed.\r\n */\r\nexport const removeInstance = (target: Element): void => {\r\n targetInstanceMap.delete(target);\r\n targets.delete(target);\r\n};\r\n\r\n/**\r\n * Gets the OverlayScrollbars from the given element or undefined if it doesn't have one.\r\n * @param target The element of which its OverlayScrollbars instance shall be get.\r\n */\r\nexport const getInstance = (target: Element): OverlayScrollbars | undefined =>\r\n targetInstanceMap.get(target);\r\n\r\n/**\r\n * Gets a Map which represents all active OverayScrollbars instances.\r\n * The Key is the element and the value is the instance.\r\n */\r\nexport const allInstances = (): ReadonlyMap => {\r\n const validTargetInstanceMap: Map = new Map();\r\n\r\n targets.forEach((target: Element) => {\r\n /* istanbul ignore else */\r\n if (targetInstanceMap.has(target)) {\r\n validTargetInstanceMap.set(target, targetInstanceMap.get(target)!);\r\n }\r\n });\r\n\r\n targets.clear();\r\n\r\n validTargetInstanceMap.forEach((instance: OverlayScrollbars, validTarget: Element) => {\r\n targets.add(validTarget);\r\n });\r\n\r\n return validTargetInstanceMap;\r\n};\r\n","import {\r\n assignDeep,\r\n isEmptyObject,\r\n each,\r\n isFunction,\r\n keys,\r\n isHTMLElement,\r\n XY,\r\n TRBL,\r\n createEventListenerHub,\r\n} from 'support';\r\nimport { createStructureSetup, createScrollbarsSetup } from 'setups';\r\nimport { getOptionsDiff, Options, ReadonlyOptions } from 'options';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n getPlugins,\r\n addPlugin,\r\n optionsValidationPluginName,\r\n Plugin,\r\n OptionsValidationPluginInstance,\r\n} from 'plugins';\r\nimport { addInstance, getInstance, removeInstance } from 'instances';\r\nimport type { DeepPartial, OverflowStyle } from 'typings';\r\nimport { InitializationTarget, Initialization, cancelInitialization } from 'initialization';\r\nimport type {\r\n InitialEventListeners as GeneralInitialEventListeners,\r\n EventListener as GeneralEventListener,\r\n} from 'support/eventListeners';\r\nimport {\r\n ScrollbarsSetupElement,\r\n ScrollbarStructure,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.elements';\r\n\r\nexport interface OverlayScrollbarsStatic {\r\n (\r\n target: InitializationTarget,\r\n options?: DeepPartial,\r\n eventListeners?: GeneralInitialEventListeners\r\n ): OverlayScrollbars;\r\n\r\n plugin(plugin: Plugin | Plugin[]): void;\r\n env(): Environment;\r\n}\r\n\r\nexport interface Environment {\r\n scrollbarsSize: XY;\r\n scrollbarsOverlaid: XY;\r\n scrollbarsHiding: boolean;\r\n rtlScrollBehavior: { n: boolean; i: boolean };\r\n flexboxGlue: boolean;\r\n cssCustomProperties: boolean;\r\n staticDefaultInitialization: Initialization;\r\n staticDefaultOptions: Options;\r\n\r\n getDefaultInitialization(): Initialization;\r\n setDefaultInitialization(newDefaultInitialization: DeepPartial): void;\r\n getDefaultOptions(): Options;\r\n setDefaultOptions(newDefaultOptions: DeepPartial): void;\r\n}\r\n\r\nexport interface State {\r\n padding: TRBL;\r\n paddingAbsolute: boolean;\r\n overflowEdge: XY;\r\n overflowAmount: XY;\r\n overflowStyle: XY;\r\n hasOverflow: XY;\r\n directionRTL: boolean;\r\n destroyed: boolean;\r\n}\r\n\r\nexport interface ScrollbarElements {\r\n scrollbar: HTMLElement;\r\n track: HTMLElement;\r\n handle: HTMLElement;\r\n}\r\n\r\nexport interface CloneableScrollbarElements extends ScrollbarElements {\r\n clone(): ScrollbarElements;\r\n}\r\n\r\nexport interface Elements {\r\n target: HTMLElement;\r\n host: HTMLElement;\r\n padding: HTMLElement;\r\n viewport: HTMLElement;\r\n content: HTMLElement;\r\n scrollOffsetElement: HTMLElement;\r\n scrollEventElement: HTMLElement | Document;\r\n scrollbarHorizontal: CloneableScrollbarElements;\r\n scrollbarVertical: CloneableScrollbarElements;\r\n}\r\n\r\nexport interface OnUpdatedEventListenerArgs {\r\n updateHints: {\r\n sizeChanged: boolean;\r\n directionChanged: boolean;\r\n heightIntrinsicChanged: boolean;\r\n overflowEdgeChanged: boolean;\r\n overflowAmountChanged: boolean;\r\n overflowStyleChanged: boolean;\r\n hostMutation: boolean;\r\n contentMutation: boolean;\r\n };\r\n changedOptions: DeepPartial;\r\n force: boolean;\r\n}\r\n\r\nexport type EventListenerMap = {\r\n /**\r\n * Triggered after all elements are initialized and appended.\r\n */\r\n initialized: [instance: OverlayScrollbars];\r\n /**\r\n * Triggered after an update.\r\n */\r\n updated: [instance: OverlayScrollbars, onUpdatedArgs: OnUpdatedEventListenerArgs];\r\n /**\r\n * Triggered after all elements, observers and events are destroyed.\r\n */\r\n destroyed: [instance: OverlayScrollbars, canceled: boolean];\r\n};\r\n\r\nexport type InitialEventListeners = GeneralInitialEventListeners;\r\n\r\nexport type EventListener = GeneralEventListener<\r\n EventListenerMap,\r\n Name\r\n>;\r\n\r\nexport interface OverlayScrollbars {\r\n options(): Options;\r\n options(newOptions?: DeepPartial): Options;\r\n\r\n update(force?: boolean): OverlayScrollbars;\r\n\r\n destroy(): void;\r\n\r\n state(): State;\r\n\r\n elements(): Elements;\r\n\r\n on(name: Name, listener: EventListener): () => void;\r\n on(name: Name, listener: EventListener[]): () => void;\r\n\r\n off(name: Name, listener: EventListener): void;\r\n off(name: Name, listener: EventListener[]): void;\r\n}\r\n\r\n/**\r\n * Notes:\r\n * Height intrinsic detection use \"content: true\" init strategy - or open ticket for custom height intrinsic observer\r\n */\r\n\r\nexport const OverlayScrollbars: OverlayScrollbarsStatic = (\r\n target,\r\n options?,\r\n eventListeners?\r\n): OverlayScrollbars => {\r\n let destroyed = false;\r\n const { _getDefaultOptions, _addListener: addEnvListener } = getEnvironment();\r\n const plugins = getPlugins();\r\n const targetIsElement = isHTMLElement(target);\r\n const instanceTarget = targetIsElement ? target : target.target;\r\n const potentialInstance = getInstance(instanceTarget);\r\n if (potentialInstance) {\r\n return potentialInstance;\r\n }\r\n\r\n const optionsValidationPlugin = plugins[\r\n optionsValidationPluginName\r\n ] as OptionsValidationPluginInstance;\r\n const validateOptions = (newOptions?: DeepPartial) => {\r\n const opts = newOptions || {};\r\n const validate = optionsValidationPlugin && optionsValidationPlugin._;\r\n return validate ? validate(opts, true) : opts;\r\n };\r\n const currentOptions: ReadonlyOptions = assignDeep(\r\n {},\r\n _getDefaultOptions(),\r\n validateOptions(options)\r\n );\r\n const [addEvent, removeEvent, triggerEvent] = createEventListenerHub(eventListeners);\r\n const [updateStructure, structureState, destroyStructure] = createStructureSetup(\r\n target,\r\n currentOptions\r\n );\r\n const [updateScrollbars, scrollbarsState, destroyScrollbars] = createScrollbarsSetup(\r\n target,\r\n currentOptions,\r\n structureState\r\n );\r\n const update = (changedOptions: DeepPartial, force?: boolean) => {\r\n updateStructure(changedOptions, !!force);\r\n };\r\n const removeEnvListener = addEnvListener(update.bind(0, {}, true));\r\n const destroy = (canceled?: boolean) => {\r\n removeInstance(instanceTarget);\r\n removeEnvListener();\r\n\r\n destroyScrollbars();\r\n destroyStructure();\r\n\r\n destroyed = true;\r\n\r\n // eslint-disable-next-line no-use-before-define\r\n triggerEvent('destroyed', [instance, !!canceled]);\r\n removeEvent();\r\n };\r\n\r\n const instance: OverlayScrollbars = {\r\n options(newOptions?: DeepPartial) {\r\n if (newOptions) {\r\n const changedOptions = getOptionsDiff(currentOptions, validateOptions(newOptions));\r\n\r\n if (!isEmptyObject(changedOptions)) {\r\n assignDeep(currentOptions, changedOptions);\r\n update(changedOptions);\r\n }\r\n }\r\n return assignDeep({}, currentOptions);\r\n },\r\n on: addEvent,\r\n off: (name, listener) => {\r\n name && listener && removeEvent(name, listener as any);\r\n },\r\n state() {\r\n const {\r\n _overflowEdge,\r\n _overflowAmount,\r\n _overflowStyle,\r\n _hasOverflow,\r\n _padding,\r\n _paddingAbsolute,\r\n _directionIsRTL,\r\n } = structureState();\r\n return assignDeep(\r\n {},\r\n {\r\n overflowEdge: _overflowEdge,\r\n overflowAmount: _overflowAmount,\r\n overflowStyle: _overflowStyle,\r\n hasOverflow: _hasOverflow,\r\n padding: _padding,\r\n paddingAbsolute: _paddingAbsolute,\r\n directionRTL: _directionIsRTL,\r\n destroyed,\r\n }\r\n );\r\n },\r\n elements() {\r\n const {\r\n _target,\r\n _host,\r\n _padding,\r\n _viewport,\r\n _content,\r\n _scrollOffsetElement,\r\n _scrollEventElement,\r\n } = structureState._elements;\r\n const { _horizontal, _vertical } = scrollbarsState._elements;\r\n const translateScrollbarStructure = (\r\n scrollbarStructure: ScrollbarStructure\r\n ): ScrollbarElements => {\r\n const { _handle, _track, _scrollbar } = scrollbarStructure;\r\n return {\r\n scrollbar: _scrollbar,\r\n track: _track,\r\n handle: _handle,\r\n };\r\n };\r\n const translateScrollbarsSetupElement = (\r\n scrollbarsSetupElement: ScrollbarsSetupElement\r\n ): CloneableScrollbarElements => {\r\n const { _scrollbarStructures, _clone } = scrollbarsSetupElement;\r\n const translatedStructure = translateScrollbarStructure(_scrollbarStructures[0]);\r\n\r\n return assignDeep({}, translatedStructure, {\r\n clone: () => {\r\n const result = translateScrollbarStructure(_clone());\r\n updateScrollbars({}, true, {});\r\n return result;\r\n },\r\n });\r\n };\r\n return assignDeep(\r\n {},\r\n {\r\n target: _target,\r\n host: _host,\r\n padding: _padding || _viewport,\r\n viewport: _viewport,\r\n content: _content || _viewport,\r\n scrollOffsetElement: _scrollOffsetElement,\r\n scrollEventElement: _scrollEventElement,\r\n scrollbarHorizontal: translateScrollbarsSetupElement(_horizontal),\r\n scrollbarVertical: translateScrollbarsSetupElement(_vertical),\r\n }\r\n );\r\n },\r\n update(force?: boolean) {\r\n update({}, force);\r\n return instance;\r\n },\r\n destroy: destroy.bind(0),\r\n };\r\n\r\n structureState._addOnUpdatedListener((updateHints, changedOptions, force: boolean) => {\r\n updateScrollbars(changedOptions, force, updateHints);\r\n });\r\n\r\n each(keys(plugins), (pluginName) => {\r\n const pluginInstance = plugins[pluginName];\r\n if (isFunction(pluginInstance)) {\r\n pluginInstance(OverlayScrollbars, instance);\r\n }\r\n });\r\n\r\n if (cancelInitialization(!targetIsElement && target.cancel, structureState._elements)) {\r\n destroy(true);\r\n return instance;\r\n }\r\n\r\n structureState._appendElements();\r\n scrollbarsState._appendElements();\r\n\r\n addInstance(instanceTarget, instance);\r\n triggerEvent('initialized', [instance]);\r\n\r\n structureState._addOnUpdatedListener((updateHints, changedOptions, force) => {\r\n const {\r\n _sizeChanged,\r\n _directionChanged,\r\n _heightIntrinsicChanged,\r\n _overflowEdgeChanged,\r\n _overflowAmountChanged,\r\n _overflowStyleChanged,\r\n _contentMutation,\r\n _hostMutation,\r\n } = updateHints;\r\n\r\n triggerEvent('updated', [\r\n instance,\r\n {\r\n updateHints: {\r\n sizeChanged: _sizeChanged,\r\n directionChanged: _directionChanged,\r\n heightIntrinsicChanged: _heightIntrinsicChanged,\r\n 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\ No newline at end of file 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{ isArrayLike, isString } from 'support/utils/types';\r\nimport { PlainObject } from 'typings';\r\n\r\ntype RunEachItem = ((...args: any) => any | any[]) | null | undefined;\r\n\r\n/**\r\n * Iterates through a array or object\r\n * @param arrayLikeOrObject The array or object through which shall be iterated.\r\n * @param callback The function which is responsible for the iteration.\r\n * If the function returns true its treated like a \"continue\" statement.\r\n * If the function returns false its treated like a \"break\" statement.\r\n */\r\nexport function each(\r\n array: Array | ReadonlyArray,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | unknown\r\n): Array | ReadonlyArray;\r\nexport function each(\r\n array: Array | ReadonlyArray | false | null | undefined,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | unknown\r\n): Array | ReadonlyArray | false | null | undefined;\r\nexport function each(\r\n arrayLikeObject: ArrayLike,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | unknown\r\n): ArrayLike;\r\nexport function each(\r\n arrayLikeObject: ArrayLike | false | null | undefined,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | unknown\r\n): ArrayLike | false | null | undefined;\r\nexport function each(\r\n obj: PlainObject,\r\n callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | unknown\r\n): PlainObject;\r\nexport function each(\r\n obj: PlainObject | false | null | undefined,\r\n callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | unknown\r\n): PlainObject | false | null | undefined;\r\nexport function each(\r\n source: Array | ArrayLike | ReadonlyArray | PlainObject | false | null | undefined,\r\n callback: (value: T, indexOrKey: any, source: any) => boolean | unknown\r\n): Array | ArrayLike | ReadonlyArray | PlainObject | false | null | undefined {\r\n if (isArrayLike(source)) {\r\n for (let i = 0; i < source.length; i++) {\r\n if (callback(source[i], i, source) === false) {\r\n break;\r\n }\r\n }\r\n } else if (source) {\r\n each(Object.keys(source), (key) => callback(source[key], key, source));\r\n }\r\n return source;\r\n}\r\n\r\n/**\r\n * Returns the index of the given inside the given array or -1 if the given item isn't part of the given array.\r\n * @param arr The array.\r\n * @param item The item.\r\n * @param fromIndex The array index at which to begin the search. If fromIndex is omitted, the search starts at index 0.\r\n */\r\nexport const indexOf = (arr: T[], item: T, fromIndex?: number): number =>\r\n arr.indexOf(item, fromIndex);\r\n\r\n/**\r\n * Pushesh all given items into the given array and returns it.\r\n * @param array The array the items shall be pushed into.\r\n * @param items The items which shall be pushed into the array.\r\n */\r\nexport const push = (array: T[], items: T | ArrayLike, arrayIsSingleItem?: boolean): T[] => {\r\n !arrayIsSingleItem && !isString(items) && isArrayLike(items)\r\n ? Array.prototype.push.apply(array, items as T[])\r\n : array.push(items as T);\r\n return array;\r\n};\r\n\r\n/**\r\n * Creates a shallow-copied Array instance from an array-like or iterable object.\r\n * @param arr The object from which the array instance shall be created.\r\n */\r\nexport const from = (arr?: ArrayLike | Set) => {\r\n const original = Array.from;\r\n const result: T[] = [];\r\n\r\n if (original && arr) {\r\n return original(arr);\r\n }\r\n\r\n if (arr instanceof Set) {\r\n arr.forEach((value) => {\r\n push(result, value);\r\n });\r\n } else {\r\n each(arr, (elm) => {\r\n push(result, elm);\r\n });\r\n }\r\n\r\n return result;\r\n};\r\n\r\n/**\r\n * Check whether the passed array is empty.\r\n * @param array The array which shall be checked.\r\n */\r\nexport const isEmptyArray = (array: any[] | null | undefined): boolean =>\r\n !!array && array.length === 0;\r\n\r\n/**\r\n * Calls all functions in the passed array/set of functions.\r\n * @param arr The array filled with function which shall be called.\r\n * @param args The args with which each function is called.\r\n * @param keep True when the Set / array should not be cleared afterwards, false otherwise.\r\n */\r\nexport const runEachAndClear = (arr: RunEachItem[], args?: any[], keep?: boolean): void => {\r\n // eslint-disable-next-line prefer-spread\r\n const runFn = (fn: RunEachItem) => fn && fn.apply(undefined, args || []);\r\n each(arr, runFn);\r\n !keep && ((arr as any[]).length = 0);\r\n};\r\n","import { each, keys } from 'support/utils';\r\nimport { isString, isNumber, isArray, isUndefined } from 'support/utils/types';\r\nimport { PlainObject, StyleObject } from 'typings';\r\n\r\nexport interface TRBL {\r\n t: number;\r\n r: number;\r\n b: number;\r\n l: number;\r\n}\r\n\r\nconst cssNumber = {\r\n // animationiterationcount: 1,\r\n // columncount: 1,\r\n // fillopacity: 1,\r\n // flexgrow: 1,\r\n // flexshrink: 1,\r\n // fontweight: 1,\r\n // lineheight: 1,\r\n // order: 1,\r\n // orphans: 1,\r\n // widows: 1,\r\n // zoom: 1,\r\n opacity: 1,\r\n zindex: 1,\r\n};\r\n\r\nconst parseToZeroOrNumber = (value: string, toFloat?: boolean): number => {\r\n /* istanbul ignore next */\r\n const num = toFloat ? parseFloat(value) : parseInt(value, 10);\r\n // num === num means num is not NaN\r\n /* istanbul ignore next */\r\n return num === num ? num : 0; // eslint-disable-line no-self-compare\r\n};\r\n\r\nconst adaptCSSVal = (prop: string, val: string | number): string | number =>\r\n !cssNumber[prop.toLowerCase()] && isNumber(val) ? `${val}px` : val;\r\n\r\nconst getCSSVal = (elm: HTMLElement, computedStyle: CSSStyleDeclaration, prop: string): string =>\r\n /* istanbul ignore next */\r\n computedStyle != null\r\n ? computedStyle[prop] || computedStyle.getPropertyValue(prop)\r\n : elm.style[prop];\r\n\r\nconst setCSSVal = (elm: HTMLElement, prop: string, val: string | number): void => {\r\n try {\r\n const { style: elmStyle } = elm;\r\n if (!isUndefined(elmStyle[prop])) {\r\n elmStyle[prop] = adaptCSSVal(prop, val);\r\n } else {\r\n elmStyle.setProperty(prop, val as string);\r\n }\r\n } catch (e) {}\r\n};\r\n\r\n/**\r\n * Gets or sets the passed styles to the passed element.\r\n * @param elm The element to which the styles shall be applied to / be read from.\r\n * @param styles The styles which shall be set or read.\r\n */\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: StyleObject\r\n): void;\r\nexport function style(elm: HTMLElement | false | null | undefined, styles: string): string;\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: Array | string\r\n): { [key: string]: string };\r\nexport function style(\r\n elm: HTMLElement | false | null | undefined,\r\n styles: StyleObject | Array | string\r\n): { [key: string]: string } | string | void {\r\n const getSingleStyle = isString(styles);\r\n const getStyles = isArray(styles) || getSingleStyle;\r\n\r\n if (getStyles) {\r\n let getStylesResult: string | PlainObject = getSingleStyle ? '' : {};\r\n if (elm) {\r\n const computedStyle: CSSStyleDeclaration = window.getComputedStyle(elm, null);\r\n getStylesResult = getSingleStyle\r\n ? getCSSVal(elm, computedStyle, styles as string)\r\n : (styles as Array).reduce((result, key) => {\r\n result[key] = getCSSVal(elm, computedStyle, key as string);\r\n return result;\r\n }, getStylesResult);\r\n }\r\n return getStylesResult;\r\n }\r\n elm && each(keys(styles), (key) => setCSSVal(elm, key, styles[key]));\r\n}\r\n\r\n/**\r\n * Hides the passed element (display: none).\r\n * @param elm The element which shall be hidden.\r\n */\r\nexport const hide = (elm: HTMLElement | false | null | undefined): void => {\r\n style(elm, { display: 'none' });\r\n};\r\n\r\n/**\r\n * Shows the passed element (display: block).\r\n * @param elm The element which shall be shown.\r\n */\r\nexport const show = (elm: HTMLElement | false | null | undefined): void => {\r\n style(elm, { display: 'block' });\r\n};\r\n\r\nexport const directionIsRTL = (elm: HTMLElement | false | null | undefined): boolean =>\r\n style(elm, 'direction') === 'rtl';\r\n\r\n/**\r\n * Returns the top right bottom left values of the passed css property.\r\n * @param elm The element of which the values shall be returned.\r\n * @param propertyPrefix The css property prefix. (e.g. \"border\")\r\n * @param propertySuffix The css property suffix. (e.g. \"width\")\r\n */\r\nexport const topRightBottomLeft = (\r\n elm?: HTMLElement | false | null | undefined,\r\n propertyPrefix?: string,\r\n propertySuffix?: string\r\n): TRBL => {\r\n const finalPrefix = propertyPrefix ? `${propertyPrefix}-` : '';\r\n const finalSuffix = propertySuffix ? `-${propertySuffix}` : '';\r\n const top = `${finalPrefix}top${finalSuffix}`;\r\n const right = `${finalPrefix}right${finalSuffix}`;\r\n const bottom = `${finalPrefix}bottom${finalSuffix}`;\r\n const left = `${finalPrefix}left${finalSuffix}`;\r\n const result = style(elm, [top, right, bottom, left]);\r\n return {\r\n t: parseToZeroOrNumber(result[top]),\r\n r: parseToZeroOrNumber(result[right]),\r\n b: parseToZeroOrNumber(result[bottom]),\r\n l: parseToZeroOrNumber(result[left]),\r\n };\r\n};\r\n","export interface CacheOptions {\r\n // initial value of _value.\r\n _initialValue: Value;\r\n // Custom comparison function if shallow compare isn't enough. Returns true if nothing changed.\r\n _equal?: EqualCachePropFunction;\r\n // If true always updates _value and _previous, otherwise they update only when they changed.\r\n _alwaysUpdateValues?: boolean;\r\n}\r\n\r\nexport type CacheValues = [value: T, changed: boolean, previous?: T];\r\n\r\nexport type EqualCachePropFunction = (currentVal: Value, newVal: Value) => boolean;\r\n\r\nexport type CacheUpdater = (current: Value, previous?: Value) => Value;\r\n\r\nexport type UpdateCacheContextual = (newValue: Value, force?: boolean) => CacheValues;\r\n\r\nexport type UpdateCache = (force?: boolean) => CacheValues;\r\n\r\nexport type GetCurrentCache = (force?: boolean) => CacheValues;\r\n\r\nexport type Cache = [UpdateCache, GetCurrentCache];\r\n\r\nexport type CacheContextual = [UpdateCacheContextual, GetCurrentCache];\r\n\r\ntype CreateCache = {\r\n (options: CacheOptions): CacheContextual;\r\n (options: CacheOptions, update: CacheUpdater): Cache;\r\n (options: CacheOptions, update?: CacheUpdater):\r\n | CacheContextual\r\n | Cache;\r\n};\r\n\r\nexport const createCache: CreateCache = (\r\n options: CacheOptions,\r\n update?: CacheUpdater\r\n): CacheContextual | Cache => {\r\n const { _initialValue, _equal, _alwaysUpdateValues } = options;\r\n let _value: Value = _initialValue;\r\n let _previous: Value | undefined;\r\n\r\n const cacheUpdateContextual: UpdateCacheContextual = (newValue, force?) => {\r\n const curr = _value;\r\n\r\n const newVal = newValue;\r\n const changed = force || (_equal ? !_equal(curr, newVal) : curr !== newVal);\r\n\r\n if (changed || _alwaysUpdateValues) {\r\n _value = newVal;\r\n _previous = curr;\r\n }\r\n\r\n return [_value, changed, _previous];\r\n };\r\n const cacheUpdateIsolated: UpdateCache = (force?) =>\r\n cacheUpdateContextual(update!(_value, _previous), force);\r\n\r\n const getCurrentCache: GetCurrentCache = (force?: boolean) => [\r\n _value,\r\n !!force, // changed\r\n _previous,\r\n ];\r\n\r\n return [update ? cacheUpdateIsolated : cacheUpdateContextual, getCurrentCache] as\r\n | CacheContextual\r\n | Cache;\r\n};\r\n","import { PlainObject } from 'typings';\r\n\r\nconst ElementNodeType = Node.ELEMENT_NODE;\r\nconst { toString, hasOwnProperty } = Object.prototype;\r\n\r\nexport const isUndefined = (obj: any): obj is undefined => obj === undefined;\r\n\r\nexport const isNull = (obj: any): obj is null => obj === null;\r\n\r\nexport const type = (obj: any): string =>\r\n isUndefined(obj) || isNull(obj)\r\n ? `${obj}`\r\n : toString\r\n .call(obj)\r\n .replace(/^\\[object (.+)\\]$/, '$1')\r\n .toLowerCase();\r\n\r\nexport const isNumber = (obj: any): obj is number => typeof obj === 'number';\r\n\r\nexport const isString = (obj: any): obj is string => typeof obj === 'string';\r\n\r\nexport const isBoolean = (obj: any): obj is boolean => typeof obj === 'boolean';\r\n\r\nexport const isFunction = (obj: any): obj is (...args: any[]) => any => typeof obj === 'function';\r\n\r\nexport const isArray = (obj: any): obj is Array => Array.isArray(obj);\r\n\r\nexport const isObject = (obj: any): boolean =>\r\n typeof obj === 'object' && !isArray(obj) && !isNull(obj);\r\n\r\n/**\r\n * Returns true if the given object is array like, false otherwise.\r\n * @param obj The Object\r\n */\r\nexport const isArrayLike = (obj: any): obj is ArrayLike => {\r\n const length = !!obj && obj.length;\r\n const lengthCorrectFormat = isNumber(length) && length > -1 && length % 1 == 0; // eslint-disable-line eqeqeq\r\n\r\n return isArray(obj) || (!isFunction(obj) && lengthCorrectFormat)\r\n ? length > 0 && isObject(obj)\r\n ? length - 1 in obj\r\n : true\r\n : false;\r\n};\r\n\r\n/**\r\n * Returns true if the given object is a \"plain\" (e.g. { key: value }) object, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport const isPlainObject = (obj: any): obj is PlainObject => {\r\n if (!obj || !isObject(obj) || type(obj) !== 'object') return false;\r\n\r\n let key;\r\n const cstr = 'constructor';\r\n const ctor = obj[cstr];\r\n const ctorProto = ctor && ctor.prototype;\r\n const hasOwnConstructor = hasOwnProperty.call(obj, cstr);\r\n const hasIsPrototypeOf = ctorProto && hasOwnProperty.call(ctorProto, 'isPrototypeOf');\r\n\r\n if (ctor && !hasOwnConstructor && !hasIsPrototypeOf) {\r\n return false;\r\n }\r\n\r\n /* eslint-disable no-restricted-syntax */\r\n for (key in obj) {\r\n /**/\r\n }\r\n /* eslint-enable */\r\n\r\n return isUndefined(key) || hasOwnProperty.call(obj, key);\r\n};\r\n\r\n/**\r\n * Checks whether the given object is a HTMLElement.\r\n * @param obj The object which shall be checked.\r\n */\r\nexport const isHTMLElement = (obj: any): obj is HTMLElement => {\r\n const instanceofObj = HTMLElement;\r\n return obj\r\n ? instanceofObj\r\n ? obj instanceof instanceofObj\r\n : obj.nodeType === ElementNodeType\r\n : false;\r\n};\r\n\r\n/**\r\n * Checks whether the given object is a Element.\r\n * @param obj The object which shall be checked.\r\n */\r\nexport const isElement = (obj: any): obj is Element => {\r\n const instanceofObj = Element;\r\n return obj\r\n ? instanceofObj\r\n ? obj instanceof instanceofObj\r\n : obj.nodeType === ElementNodeType\r\n : false;\r\n};\r\n","import { isArray, isFunction, isPlainObject, isNull } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\n\r\n/**\r\n * Determines whether the passed object has a property with the passed name.\r\n * @param obj The object.\r\n * @param prop The name of the property.\r\n */\r\nexport const hasOwnProperty = (obj: any, prop: string | number | symbol): boolean =>\r\n Object.prototype.hasOwnProperty.call(obj, prop);\r\n\r\n/**\r\n * Returns the names of the enumerable string properties and methods of an object.\r\n * @param obj The object of which the properties shall be returned.\r\n */\r\nexport const keys = (obj: any): Array => (obj ? Object.keys(obj) : []);\r\n\r\ntype AssignDeep = {\r\n (target: T, object1: U): T & U;\r\n (target: T, object1: U, object2: V): T & U & V;\r\n (target: T, object1: U, object2: V, object3: W): T & U & V & W;\r\n (target: T, object1: U, object2: V, object3: W, object4: X): T & U & V & W & X;\r\n (target: T, object1: U, object2: V, object3: W, object4: X, object5: Y): T &\r\n U &\r\n V &\r\n W &\r\n X &\r\n Y;\r\n (\r\n target: T,\r\n object1?: U,\r\n object2?: V,\r\n object3?: W,\r\n object4?: X,\r\n object5?: Y,\r\n object6?: Z\r\n ): T & U & V & W & X & Y & Z;\r\n};\r\n\r\n// https://github.com/jquery/jquery/blob/master/src/core.js#L116\r\nexport const assignDeep: AssignDeep = (\r\n target: T,\r\n object1?: U,\r\n object2?: V,\r\n object3?: W,\r\n object4?: X,\r\n object5?: Y,\r\n object6?: Z\r\n): T & U & V & W & X & Y & Z => {\r\n const sources: Array = [object1, object2, object3, object4, object5, object6];\r\n\r\n // Handle case when target is a string or something (possible in deep copy)\r\n if ((typeof target !== 'object' || isNull(target)) && !isFunction(target)) {\r\n target = {} as T;\r\n }\r\n\r\n each(sources, (source) => {\r\n // Extend the base object\r\n each(keys(source), (key) => {\r\n const copy: any = source[key];\r\n\r\n // Prevent Object.prototype pollution\r\n // Prevent never-ending loop\r\n if (target === copy) {\r\n return true;\r\n }\r\n\r\n const copyIsArray = isArray(copy);\r\n\r\n // Recurse if we're merging plain objects or arrays\r\n if (copy && (isPlainObject(copy) || copyIsArray)) {\r\n const src = target[key];\r\n let clone: any = src;\r\n\r\n // Ensure proper type for the source value\r\n if (copyIsArray && !isArray(src)) {\r\n clone = [];\r\n } else if (!copyIsArray && !isPlainObject(src)) {\r\n clone = {};\r\n }\r\n\r\n // Never move original objects, clone them\r\n target[key] = assignDeep(clone, copy) as any;\r\n } else {\r\n target[key] = copy;\r\n }\r\n });\r\n });\r\n\r\n // Return the modified object\r\n return target as any;\r\n};\r\n\r\n/**\r\n * Returns true if the given object is empty, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport const isEmptyObject = (obj: any): boolean => {\r\n // eslint-disable-next-line no-restricted-syntax, no-unreachable-loop, guard-for-in\r\n for (const name in obj) return false;\r\n return true;\r\n /* eslint-enable */\r\n};\r\n","import { from } from 'support/utils/array';\r\nimport { isNull, isUndefined } from 'support/utils/types';\r\n\r\ntype GetSetPropName = 'scrollLeft' | 'scrollTop' | 'value';\r\n\r\ntype Attr = {\r\n (elm: HTMLElement | false | null | undefined, attrName: string): string | null;\r\n (elm: HTMLElement | false | null | undefined, attrName: string, value: string): void;\r\n (elm: HTMLElement | false | null | undefined, attrName: string, value?: string):\r\n | string\r\n | null\r\n | void;\r\n};\r\n\r\ntype GetSetProp = {\r\n (elm: HTMLElement | false | null | undefined): T;\r\n (elm: HTMLElement | false | null | undefined, value: T | false | null): void;\r\n (elm: HTMLElement | false | null | undefined, value?: T | false | null): T | void;\r\n};\r\n\r\nconst getSetProp = (\r\n topLeft: GetSetPropName,\r\n fallback: number | string,\r\n elm: HTMLElement | HTMLInputElement | false | null | undefined,\r\n value?: number | string | false | null\r\n): number | string | void => {\r\n if (isUndefined(value)) {\r\n return elm ? elm[topLeft] : fallback;\r\n }\r\n elm && !isNull(value) && value !== false && (elm[topLeft] = value);\r\n};\r\n\r\n/**\r\n * Gets or sets a attribute with the given attribute of the given element depending whether the value attribute is given.\r\n * Returns null if the element has no attribute with the given name.\r\n * @param elm The element of which the attribute shall be get or set.\r\n * @param attrName The attribute name which shall be get or set.\r\n * @param value The value of the attribute which shall be set.\r\n */\r\nexport const attr = ((\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value?: string\r\n): string | null | void => {\r\n if (isUndefined(value)) {\r\n return elm ? elm.getAttribute(attrName) : null;\r\n }\r\n elm && elm.setAttribute(attrName, value);\r\n}) as Attr;\r\n\r\n/**\r\n * Treats the given attribute like the \"class\" attribute and adds or removes the given value from it.\r\n * @param elm The element.\r\n * @param attrName The attributeName to which the value shall be added or removed.\r\n * @param value The value which shall be added or removed.\r\n * @param add True if the value shall be added, false otherwise.\r\n */\r\nexport const attrClass = (\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value: string,\r\n add?: boolean\r\n) => {\r\n if (value) {\r\n const currValues = attr(elm, attrName) || '';\r\n const currValuesSet = new Set(currValues.split(' '));\r\n currValuesSet[add ? 'add' : 'delete'](value);\r\n\r\n attr(elm, attrName, from(currValuesSet).join(' ').trim());\r\n }\r\n};\r\n\r\n/**\r\n * Treats the given attribute like the \"class\" attribute and checks if the given value is in it.\r\n * @param elm The element.\r\n * @param attrName The attributeName from which the content shall be checked.\r\n * @param value The value.\r\n * @returns True if the given attribute has the value in it, false otherwise.\r\n */\r\nexport const hasAttrClass = (\r\n elm: HTMLElement | false | null | undefined,\r\n attrName: string,\r\n value: string\r\n) => {\r\n const currValues = attr(elm, attrName) || '';\r\n const currValuesSet = new Set(currValues.split(' '));\r\n return currValuesSet.has(value);\r\n};\r\n\r\n/**\r\n * Removes the given attribute from the given element.\r\n * @param elm The element of which the attribute shall be removed.\r\n * @param attrName The attribute name.\r\n */\r\nexport const removeAttr = (elm: Element | false | null | undefined, attrName: string): void => {\r\n elm && elm.removeAttribute(attrName);\r\n};\r\n\r\n/**\r\n * Gets or sets the scrollLeft value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollLeft value shall be get or set.\r\n * @param value The scrollLeft value which shall be set.\r\n */\r\nexport const scrollLeft = ((\r\n elm: HTMLElement | false | null | undefined,\r\n value?: number | false | null\r\n): number | void => getSetProp('scrollLeft', 0, elm, value) as number) as GetSetProp;\r\n\r\n/**\r\n * Gets or sets the scrollTop value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollTop value shall be get or set.\r\n * @param value The scrollTop value which shall be set.\r\n */\r\nexport const scrollTop = ((\r\n elm: HTMLElement | false | null | undefined,\r\n value?: number | false | null\r\n): number | void => getSetProp('scrollTop', 0, elm, value) as number) as GetSetProp;\r\n\r\n/**\r\n * Gets or sets the value of the given input element depending whether the value attribute is given.\r\n * @param elm The input element of which the value shall be get or set.\r\n * @param value The value which shall be set.\r\n */\r\nexport const val = ((\r\n elm: HTMLInputElement | false | null | undefined,\r\n value?: string\r\n): string | void => getSetProp('value', '', elm, value) as string) as GetSetProp;\r\n","import { isElement } from 'support/utils/types';\r\nimport { push, from } from 'support/utils/array';\r\n\r\ntype InputElementType = Node | Element | Node | false | null | undefined;\r\ntype OutputElementType = Node | Element | null;\r\n\r\nconst elmPrototype = Element.prototype;\r\n\r\n/**\r\n * Find all elements with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nconst find = (selector: string, elm?: InputElementType): Element[] => {\r\n const arr: Array = [];\r\n const rootElm = elm ? (isElement(elm) ? elm : null) : document;\r\n\r\n return rootElm ? push(arr, rootElm.querySelectorAll(selector)) : arr;\r\n};\r\n\r\n/**\r\n * Find the first element with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nconst findFirst = (selector: string, elm?: InputElementType): OutputElementType => {\r\n const rootElm = elm ? (isElement(elm) ? elm : null) : document;\r\n\r\n return rootElm ? rootElm.querySelector(selector) : null;\r\n};\r\n\r\n/**\r\n * Determines whether the passed element is matching with the passed selector.\r\n * @param elm The element which has to be compared with the passed selector.\r\n * @param selector The selector which has to be compared with the passed element. Additional selectors: ':visible' and ':hidden'.\r\n */\r\nconst is = (elm: InputElementType, selector: string): boolean => {\r\n if (isElement(elm)) {\r\n /* istanbul ignore next */\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const fn: (...args: any) => boolean = elmPrototype.matches || elmPrototype.msMatchesSelector;\r\n return fn.call(elm, selector);\r\n }\r\n return false;\r\n};\r\n\r\n/**\r\n * Returns the children (no text-nodes or comments) of the passed element which are matching the passed selector. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the children shall be returned.\r\n * @param selector The selector which must match with the children elements.\r\n */\r\nconst children = (elm: InputElementType, selector?: string): ReadonlyArray => {\r\n const childs: Array = [];\r\n\r\n return isElement(elm)\r\n ? push(\r\n childs,\r\n from(elm.children).filter((child) => (selector ? is(child, selector) : child))\r\n )\r\n : childs;\r\n};\r\n\r\n/**\r\n * Returns the childNodes (incl. text-nodes or comments etc.) of the passed element. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the childNodes shall be returned.\r\n */\r\nconst contents = (elm: InputElementType): ReadonlyArray =>\r\n elm ? from(elm.childNodes) : [];\r\n\r\n/**\r\n * Returns the parent element of the passed element, or null if the passed element is null.\r\n * @param elm The element of which the parent element shall be returned.\r\n */\r\nconst parent = (elm: InputElementType): OutputElementType => (elm ? elm.parentElement : null);\r\n\r\nconst closest = (elm: InputElementType, selector: string): OutputElementType => {\r\n if (isElement(elm)) {\r\n const closestFn = elmPrototype.closest;\r\n if (closestFn) {\r\n return closestFn.call(elm, selector);\r\n }\r\n\r\n do {\r\n if (is(elm, selector)) {\r\n return elm as Element;\r\n }\r\n elm = parent(elm);\r\n } while (elm);\r\n }\r\n\r\n return null;\r\n};\r\n\r\n/**\r\n * Determines whether the given element lies between two selectors in the DOM.\r\n * @param elm The element.\r\n * @param highBoundarySelector The high boundary selector.\r\n * @param deepBoundarySelector The deep boundary selector.\r\n */\r\nconst liesBetween = (\r\n elm: InputElementType,\r\n highBoundarySelector: string,\r\n deepBoundarySelector: string\r\n): boolean => {\r\n const closestHighBoundaryElm = elm && closest(elm, highBoundarySelector);\r\n const closestDeepBoundaryElm = elm && findFirst(deepBoundarySelector, closestHighBoundaryElm);\r\n const deepBoundaryIsValid =\r\n closest(closestDeepBoundaryElm, highBoundarySelector) === closestHighBoundaryElm;\r\n\r\n return closestHighBoundaryElm && closestDeepBoundaryElm\r\n ? closestHighBoundaryElm === elm ||\r\n closestDeepBoundaryElm === elm ||\r\n (deepBoundaryIsValid &&\r\n closest(closest(elm, deepBoundarySelector), highBoundarySelector) !==\r\n closestHighBoundaryElm)\r\n : false;\r\n};\r\n\r\nexport { find, findFirst, is, children, contents, parent, liesBetween, closest };\r\n","import { isArrayLike } from 'support/utils/types';\r\nimport { each, from } from 'support/utils/array';\r\nimport { parent } from 'support/dom/traversal';\r\n\r\ntype NodeCollection = ArrayLike | Node | false | null | undefined;\r\n\r\n/**\r\n * Inserts Nodes before the given preferredAnchor element.\r\n * @param parentElm The parent of the preferredAnchor element or the element which shall be the parent of the inserted Nodes.\r\n * @param preferredAnchor The element before which the Nodes shall be inserted or null if the elements shall be appended at the end.\r\n * @param insertedElms The Nodes which shall be inserted.\r\n */\r\nconst before = (\r\n parentElm: Node | false | null | undefined,\r\n preferredAnchor: Node | false | null | undefined,\r\n insertedElms: NodeCollection\r\n): void => {\r\n if (insertedElms && parentElm) {\r\n let anchor: Node | false | null | undefined = preferredAnchor;\r\n let fragment: DocumentFragment | Node | null | undefined;\r\n\r\n if (isArrayLike(insertedElms)) {\r\n fragment = document.createDocumentFragment();\r\n\r\n // append all insertedElms to the fragment and if one of these is the anchor, change the anchor\r\n each(insertedElms, (insertedElm) => {\r\n if (insertedElm === anchor) {\r\n anchor = insertedElm.previousSibling;\r\n }\r\n fragment!.appendChild(insertedElm);\r\n });\r\n } else {\r\n fragment = insertedElms;\r\n }\r\n\r\n // if the preferred anchor isn't null set it to a valid anchor\r\n if (preferredAnchor) {\r\n if (!anchor) {\r\n anchor = parentElm.firstChild;\r\n } else if (anchor !== preferredAnchor) {\r\n anchor = anchor.nextSibling;\r\n }\r\n }\r\n\r\n parentElm.insertBefore(fragment, anchor || null);\r\n }\r\n};\r\n\r\n/**\r\n * Appends the given children at the end of the given Node.\r\n * @param node The Node to which the children shall be appended.\r\n * @param children The Nodes which shall be appended.\r\n */\r\nexport const appendChildren = (\r\n node: Node | false | null | undefined,\r\n children: NodeCollection\r\n): void => {\r\n before(node, null, children);\r\n};\r\n\r\n/**\r\n * Prepends the given children at the start of the given Node.\r\n * @param node The Node to which the children shall be prepended.\r\n * @param children The Nodes which shall be prepended.\r\n */\r\nexport const prependChildren = (\r\n node: Node | false | null | undefined,\r\n children: NodeCollection\r\n): void => {\r\n before(node, node && node.firstChild, children);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes before the given Node.\r\n * @param node The Node before which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertBefore = (\r\n node: Node | false | null | undefined,\r\n insertedNodes: NodeCollection\r\n): void => {\r\n before(parent(node), node, insertedNodes);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes after the given Node.\r\n * @param node The Node after which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertAfter = (\r\n node: Node | false | null | undefined,\r\n insertedNodes: NodeCollection\r\n): void => {\r\n before(parent(node), node && node.nextSibling, insertedNodes);\r\n};\r\n\r\n/**\r\n * Removes the given Nodes from their parent.\r\n * @param nodes The Nodes which shall be removed.\r\n */\r\nexport const removeElements = (nodes: NodeCollection): void => {\r\n if (isArrayLike(nodes)) {\r\n each(from(nodes), (e) => removeElements(e));\r\n } else if (nodes) {\r\n const parentElm = parent(nodes);\r\n if (parentElm) {\r\n parentElm.removeChild(nodes);\r\n }\r\n }\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { attr } from 'support/dom/attribute';\r\nimport { contents } from 'support/dom/traversal';\r\nimport { removeElements } from 'support/dom/manipulation';\r\n\r\n/**\r\n * Creates a div DOM node.\r\n */\r\nexport const createDiv = (classNames?: string): HTMLDivElement => {\r\n const div = document.createElement('div');\r\n if (classNames) {\r\n attr(div, 'class', classNames);\r\n }\r\n return div;\r\n};\r\n\r\n/**\r\n * Creates DOM nodes modeled after the passed html string and returns the root dom nodes as a array.\r\n * @param html The html string after which the DOM nodes shall be created.\r\n */\r\nexport const createDOM = (html: string): ReadonlyArray => {\r\n const createdDiv = createDiv();\r\n createdDiv.innerHTML = html.trim();\r\n\r\n return each(contents(createdDiv), (elm) => removeElements(elm));\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { hasOwnProperty } from 'support/utils/object';\r\nimport { createDiv } from 'support/dom/create';\r\n\r\nconst firstLetterToUpper = (str: string): string => str.charAt(0).toUpperCase() + str.slice(1);\r\nconst getDummyStyle = (): CSSStyleDeclaration => createDiv().style;\r\n\r\n// https://developer.mozilla.org/en-US/docs/Glossary/Vendor_Prefix\r\n\r\nexport const cssPrefixes: ReadonlyArray = ['-webkit-', '-moz-', '-o-', '-ms-'];\r\nexport const jsPrefixes: ReadonlyArray = [\r\n 'WebKit',\r\n 'Moz',\r\n 'O',\r\n 'MS',\r\n 'webkit',\r\n 'moz',\r\n 'o',\r\n 'ms',\r\n];\r\n\r\nexport const jsCache: { [key: string]: any } = {};\r\nexport const cssCache: { [key: string]: string } = {};\r\n\r\n/**\r\n * Gets the name of the given CSS property with vendor prefix if it isn't supported without it, or and empty string if unsupported.\r\n * @param name The name of the CSS property which shall be get.\r\n */\r\nexport const cssProperty = (name: string): string => {\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const uppercasedName: string = firstLetterToUpper(name);\r\n const elmStyle: CSSStyleDeclaration = getDummyStyle();\r\n\r\n each(cssPrefixes, (prefix: string) => {\r\n const prefixWithoutDashes: string = prefix.replace(/-/g, '');\r\n const resultPossibilities: Array = [\r\n name, // transition\r\n prefix + name, // -webkit-transition\r\n prefixWithoutDashes + uppercasedName, // webkitTransition\r\n firstLetterToUpper(prefixWithoutDashes) + uppercasedName, // WebkitTransition\r\n ];\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return !(result = resultPossibilities.find(\r\n (resultPossibility: string) => elmStyle[resultPossibility] !== undefined\r\n ));\r\n });\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return (cssCache[name] = result || '');\r\n};\r\n\r\n/**\r\n * Get the name of the given CSS property value(s), with vendor prefix if it isn't supported without it, or an empty string if no value is supported.\r\n * @param property The CSS property to which the CSS property value(s) belong.\r\n * @param values The value(s) separated by spaces which shall be get.\r\n * @param suffix A suffix which is added to each value in case the value is a function or something else more advanced.\r\n */\r\nexport const cssPropertyValue = (property: string, values: string, suffix?: string): string => {\r\n const name = `${property} ${values}`;\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const dummyStyle: CSSStyleDeclaration = getDummyStyle();\r\n const possbleValues: Array = values.split(' ');\r\n const preparedSuffix: string = suffix || '';\r\n const cssPrefixesWithFirstEmpty = [''].concat(cssPrefixes);\r\n\r\n each(possbleValues, (possibleValue: string) => {\r\n each(cssPrefixesWithFirstEmpty, (prefix: string) => {\r\n const prop = prefix + possibleValue;\r\n dummyStyle.cssText = `${property}:${prop}${preparedSuffix}`;\r\n if (dummyStyle.length) {\r\n result = prop;\r\n return false;\r\n }\r\n });\r\n return !result;\r\n });\r\n\r\n // eslint-disable-next-line no-return-assign\r\n return (cssCache[name] = result || '');\r\n};\r\n\r\n/**\r\n * Get the requested JS function, object or constructor with vendor prefix if it isn't supported without or undefined if unsupported.\r\n * @param name The name of the JS function, object or constructor.\r\n */\r\nexport const jsAPI = (name: string): T | undefined => {\r\n let result: any = jsCache[name] || window[name];\r\n\r\n if (hasOwnProperty(jsCache, name)) {\r\n return result;\r\n }\r\n\r\n each(jsPrefixes, (prefix: string) => {\r\n result = result || window[prefix + firstLetterToUpper(name)];\r\n return !result;\r\n });\r\n\r\n jsCache[name] = result;\r\n return result;\r\n};\r\n","import { jsAPI } from 'support/compatibility/vendors';\r\n\r\nexport const MutationObserverConstructor = jsAPI('MutationObserver');\r\nexport const IntersectionObserverConstructor =\r\n jsAPI('IntersectionObserver');\r\nexport const ResizeObserverConstructor = jsAPI('ResizeObserver');\r\nexport const cAF = jsAPI('cancelAnimationFrame');\r\nexport const rAF = jsAPI('requestAnimationFrame');\r\nexport const setT = window.setTimeout as (handler: TimerHandler, timeout?: number) => number;\r\nexport const clearT = window.clearTimeout as (id?: number) => void;\r\n","import { isString } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\nimport { keys } from 'support/utils/object';\r\n\r\ntype ClassContainingElement = Node | Element | false | null | undefined;\r\ntype ClassName = string | false | null | undefined;\r\n\r\nconst rnothtmlwhite = /[^\\x20\\t\\r\\n\\f]+/g;\r\nconst classListAction = (\r\n elm: ClassContainingElement,\r\n className: ClassName,\r\n action: (elmClassList: DOMTokenList, clazz: string) => boolean | void\r\n): boolean => {\r\n const classList = elm && (elm as Element).classList;\r\n let clazz: string;\r\n let i = 0;\r\n let result = false;\r\n\r\n if (classList && className && isString(className)) {\r\n const classes: Array = className.match(rnothtmlwhite) || [];\r\n result = classes.length > 0;\r\n while ((clazz = classes[i++])) {\r\n result = !!action(classList, clazz) && result;\r\n }\r\n }\r\n return result;\r\n};\r\n\r\n/**\r\n * Check whether the given element has the given class name(s).\r\n * @param elm The element.\r\n * @param className The class name(s).\r\n */\r\nexport const hasClass = (elm: ClassContainingElement, className: ClassName): boolean =>\r\n classListAction(elm, className, (classList, clazz) => classList.contains(clazz));\r\n\r\n/**\r\n * Removes the given class name(s) from the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be removed. (separated by spaces)\r\n */\r\nexport const removeClass = (elm: ClassContainingElement, className: ClassName): void => {\r\n classListAction(elm, className, (classList, clazz) => classList.remove(clazz));\r\n};\r\n\r\n/**\r\n * Adds the given class name(s) to the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be added. (separated by spaces)\r\n * @returns A function which removes the added class name(s).\r\n */\r\nexport const addClass = (elm: ClassContainingElement, className: ClassName): (() => void) => {\r\n classListAction(elm, className, (classList, clazz) => classList.add(clazz));\r\n return removeClass.bind(0, elm, className);\r\n};\r\n\r\n/**\r\n * Takes two className strings, compares them and returns the difference as array.\r\n * @param classNameA ClassName A.\r\n * @param classNameB ClassName B.\r\n */\r\nexport const diffClass = (classNameA: ClassName, classNameB: ClassName) => {\r\n const classNameASplit = classNameA && classNameA.split(' ');\r\n const classNameBSplit = classNameB && classNameB.split(' ');\r\n const tempObj = {};\r\n\r\n each(classNameASplit, (className) => {\r\n tempObj[className] = 1;\r\n });\r\n each(classNameBSplit, (className) => {\r\n if (tempObj[className]) {\r\n delete tempObj[className];\r\n } else {\r\n tempObj[className] = 1;\r\n }\r\n });\r\n\r\n return keys(tempObj);\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { WH, XY, TRBL } from 'support/dom';\r\nimport { PlainObject } from 'typings';\r\n\r\n/**\r\n * Compares two objects and returns true if all values of the passed prop names are identical, false otherwise or if one of the two object is falsy.\r\n * @param a Object a.\r\n * @param b Object b.\r\n * @param props The props which shall be compared.\r\n */\r\nexport const equal = (\r\n a: T | undefined,\r\n b: T | undefined,\r\n props: Array,\r\n propMutation?: ((value: any) => any) | null | false\r\n): boolean => {\r\n if (a && b) {\r\n let result = true;\r\n each(props, (prop) => {\r\n const compareA = propMutation ? propMutation(a[prop]) : a[prop];\r\n const compareB = propMutation ? propMutation(b[prop]) : b[prop];\r\n if (compareA !== compareB) {\r\n result = false;\r\n }\r\n });\r\n return result;\r\n }\r\n return false;\r\n};\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalWH = (a?: WH, b?: WH) => equal>(a, b, ['w', 'h']);\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalXY = (a?: XY, b?: XY) => equal>(a, b, ['x', 'y']);\r\n\r\n/**\r\n * Compares object a with object b and returns true if both have the same property values, false otherwise.\r\n * Also returns false if one of the objects is undefined or null.\r\n * @param a Object a.\r\n * @param b Object b.\r\n */\r\nexport const equalTRBL = (a?: TRBL, b?: TRBL) => equal(a, b, ['t', 'r', 'b', 'l']);\r\n\r\n/**\r\n * Compares two DOM Rects for their equality of their width and height properties\r\n * Also returns false if one of the DOM Rects is undefined or null.\r\n * @param a DOM Rect a.\r\n * @param b DOM Rect b.\r\n * @param round Whether the values should be rounded.\r\n */\r\nexport const equalBCRWH = (a?: DOMRect, b?: DOMRect, round?: boolean) =>\r\n equal(a, b, ['width', 'height'], round && ((value) => Math.round(value)));\r\n","import { isNumber, isFunction } from 'support/utils/types';\r\nimport { from } from 'support/utils/array';\r\nimport { rAF, cAF, setT, clearT } from 'support/compatibility/apis';\r\n\r\ntype DebounceTiming = number | false | null | undefined;\r\n\r\nexport interface DebounceOptions any> {\r\n /**\r\n * The timeout for debouncing. If null, no debounce is applied.\r\n */\r\n _timeout?: DebounceTiming | (() => DebounceTiming);\r\n /**\r\n * A maximum amount of ms. before the function will be called even with debounce.\r\n */\r\n _maxDelay?: DebounceTiming | (() => DebounceTiming);\r\n /**\r\n * Function which merges parameters for each canceled debounce.\r\n * If parameters can't be merged the function will return null, otherwise it returns the merged parameters.\r\n */\r\n _mergeParams?: (\r\n prev: Parameters,\r\n curr: Parameters\r\n ) => Parameters | false | null | undefined;\r\n}\r\n\r\nexport interface Debounced any> {\r\n (...args: Parameters): ReturnType;\r\n _flush(): void;\r\n}\r\n\r\nexport const noop = () => {}; // eslint-disable-line\r\n\r\n/**\r\n * Debounces the given function either with a timeout or a animation frame.\r\n * @param functionToDebounce The function which shall be debounced.\r\n * @param options Options for debouncing.\r\n */\r\nexport const debounce = any>(\r\n functionToDebounce: FunctionToDebounce,\r\n options?: DebounceOptions\r\n): Debounced => {\r\n let maxTimeoutId: number | undefined;\r\n let prevArguments: Parameters | null | undefined;\r\n let latestArguments: Parameters | null | undefined;\r\n let clear: () => void = noop;\r\n const { _timeout, _maxDelay, _mergeParams } = options || {};\r\n\r\n const invokeFunctionToDebounce = function (args: IArguments) {\r\n clear();\r\n clearT(maxTimeoutId);\r\n maxTimeoutId = prevArguments = undefined;\r\n clear = noop;\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n functionToDebounce.apply(this, args);\r\n };\r\n\r\n const mergeParms = (\r\n curr: Parameters\r\n ): Parameters | false | null | undefined =>\r\n _mergeParams && prevArguments ? _mergeParams(prevArguments, curr) : curr;\r\n\r\n const flush = () => {\r\n /* istanbul ignore next */\r\n if (clear !== noop) {\r\n invokeFunctionToDebounce(mergeParms(latestArguments!) || latestArguments!);\r\n }\r\n };\r\n\r\n const debouncedFn = function () {\r\n // eslint-disable-next-line prefer-rest-params\r\n const args: Parameters = from(arguments) as Parameters;\r\n const finalTimeout = isFunction(_timeout) ? _timeout() : _timeout;\r\n const hasTimeout = isNumber(finalTimeout) && finalTimeout >= 0;\r\n\r\n if (hasTimeout) {\r\n const finalMaxWait = isFunction(_maxDelay) ? _maxDelay() : _maxDelay;\r\n const hasMaxWait = isNumber(finalMaxWait) && finalMaxWait >= 0;\r\n const setTimeoutFn = finalTimeout > 0 ? setT : rAF!;\r\n const clearTimeoutFn = finalTimeout > 0 ? clearT : cAF!;\r\n const mergeParamsResult = mergeParms(args);\r\n const invokedArgs = mergeParamsResult || args;\r\n const boundInvoke = invokeFunctionToDebounce.bind(0, invokedArgs);\r\n\r\n // if (!mergeParamsResult) {\r\n // invokeFunctionToDebounce(prevArguments || args);\r\n // }\r\n\r\n clear();\r\n // @ts-ignore\r\n const timeoutId = setTimeoutFn(boundInvoke, finalTimeout);\r\n clear = () => clearTimeoutFn(timeoutId);\r\n\r\n if (hasMaxWait && !maxTimeoutId) {\r\n maxTimeoutId = setT(flush, finalMaxWait as number);\r\n }\r\n\r\n prevArguments = latestArguments = invokedArgs;\r\n } else {\r\n invokeFunctionToDebounce(args);\r\n }\r\n };\r\n debouncedFn._flush = flush;\r\n\r\n return debouncedFn as Debounced;\r\n};\r\n","import { style } from 'support/dom/style';\r\n\r\nexport interface WH {\r\n w: T;\r\n h: T;\r\n}\r\n\r\nconst { round } = Math;\r\nconst elementHasDimensions = (elm: HTMLElement): boolean =>\r\n !!(elm.offsetWidth || elm.offsetHeight || elm.getClientRects().length);\r\nconst zeroObj: WH = {\r\n w: 0,\r\n h: 0,\r\n};\r\n\r\n/**\r\n * Returns the window inner- width and height.\r\n */\r\nexport const windowSize = (): WH => ({\r\n w: window.innerWidth,\r\n h: window.innerHeight,\r\n});\r\n\r\n/**\r\n * Returns the scroll- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the scroll- width and height shall be returned.\r\n */\r\nexport const offsetSize = (elm: HTMLElement | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.offsetWidth,\r\n h: elm.offsetHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the client- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the client- width and height shall be returned.\r\n */\r\nexport const clientSize = (elm: HTMLElement | false | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.clientWidth,\r\n h: elm.clientHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the client- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the client- width and height shall be returned.\r\n */\r\nexport const scrollSize = (elm: HTMLElement | false | null | undefined): WH =>\r\n elm\r\n ? {\r\n w: elm.scrollWidth,\r\n h: elm.scrollHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the fractional- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the fractional- width and height shall be returned.\r\n */\r\nexport const fractionalSize = (elm: HTMLElement | false | null | undefined): WH => {\r\n const cssHeight = parseFloat(style(elm, 'height')) || 0;\r\n const cssWidth = parseFloat(style(elm, 'width')) || 0;\r\n return {\r\n w: cssWidth - round(cssWidth),\r\n h: cssHeight - round(cssHeight),\r\n };\r\n};\r\n\r\n/**\r\n * Returns the BoundingClientRect of the passed element.\r\n * @param elm The element of which the BoundingClientRect shall be returned.\r\n */\r\nexport const getBoundingClientRect = (elm: HTMLElement): DOMRect => elm.getBoundingClientRect();\r\n\r\n/**\r\n * Determines whether the passed element has any dimensions.\r\n * @param elm The element.\r\n */\r\nexport const hasDimensions = (elm: HTMLElement | false | null | undefined): boolean =>\r\n elm ? elementHasDimensions(elm as HTMLElement) : false;\r\n","import { isUndefined } from 'support/utils/types';\r\nimport { each, push, runEachAndClear } from 'support/utils/array';\r\n\r\nlet passiveEventsSupport: boolean;\r\nconst supportPassiveEvents = (): boolean => {\r\n if (isUndefined(passiveEventsSupport)) {\r\n passiveEventsSupport = false;\r\n try {\r\n /* eslint-disable */\r\n // @ts-ignore\r\n window.addEventListener(\r\n 'test',\r\n null,\r\n Object.defineProperty({}, 'passive', {\r\n get() {\r\n passiveEventsSupport = true;\r\n },\r\n })\r\n );\r\n /* eslint-enable */\r\n } catch (e) {}\r\n }\r\n return passiveEventsSupport;\r\n};\r\nconst splitEventNames = (eventNames: string) => eventNames.split(' ');\r\n\r\nexport interface OnOptions {\r\n _capture?: boolean;\r\n _passive?: boolean;\r\n _once?: boolean;\r\n}\r\n\r\n/**\r\n * Removes the passed event listener for the passed events with the passed options.\r\n * @param target The element from which the listener shall be removed.\r\n * @param eventNames The eventsnames for which the listener shall be removed.\r\n * @param listener The listener which shall be removed.\r\n * @param capture The options of the removed listener.\r\n */\r\nexport const off = (\r\n target: EventTarget,\r\n eventNames: string,\r\n listener: (event: T) => any,\r\n capture?: boolean\r\n): void => {\r\n each(splitEventNames(eventNames), (eventName) => {\r\n target.removeEventListener(eventName, listener as EventListener, capture);\r\n });\r\n};\r\n\r\n/**\r\n * Adds the passed event listener for the passed eventnames with the passed options.\r\n * @param target The element to which the listener shall be added.\r\n * @param eventNames The eventsnames for which the listener shall be called.\r\n * @param listener The listener which is called on the eventnames.\r\n * @param options The options of the added listener.\r\n */\r\nexport const on = (\r\n target: EventTarget,\r\n eventNames: string,\r\n listener: (event: T) => any,\r\n options?: OnOptions\r\n): (() => void) => {\r\n const doSupportPassiveEvents = supportPassiveEvents();\r\n const passive = (doSupportPassiveEvents && options && options._passive) ?? doSupportPassiveEvents;\r\n const capture = (options && options._capture) || false;\r\n const once = (options && options._once) || false;\r\n const offListeners: (() => void)[] = [];\r\n const nativeOptions: AddEventListenerOptions | boolean = doSupportPassiveEvents\r\n ? {\r\n passive,\r\n capture,\r\n }\r\n : capture;\r\n\r\n each(splitEventNames(eventNames), (eventName) => {\r\n const finalListener = (\r\n once\r\n ? (evt: T) => {\r\n target.removeEventListener(eventName, finalListener, capture);\r\n listener && listener(evt);\r\n }\r\n : listener\r\n ) as EventListener;\r\n\r\n push(offListeners, off.bind(null, target, eventName, finalListener, capture));\r\n target.addEventListener(eventName, finalListener, nativeOptions);\r\n });\r\n\r\n return runEachAndClear.bind(0, offListeners);\r\n};\r\n\r\n/**\r\n * Shorthand for the stopPropagation event Method.\r\n * @param evt The event of which the stopPropagation method shall be called.\r\n */\r\nexport const stopPropagation = (evt: Event): void => evt.stopPropagation();\r\n\r\n/**\r\n * Shorthand for the preventDefault event Method.\r\n * @param evt The event of which the preventDefault method shall be called.\r\n */\r\nexport const preventDefault = (evt: Event): void => evt.preventDefault();\r\n\r\n/**\r\n * Shorthand for the stopPropagation and preventDefault event Method.\r\n * @param evt The event of which the stopPropagation and preventDefault methods shall be called.\r\n */\r\nexport const stopAndPrevent = (evt: Event): void =>\r\n (stopPropagation(evt) as undefined) || (preventDefault(evt) as undefined);\r\n","import { getBoundingClientRect } from 'support/dom/dimensions';\r\n\r\nexport interface XY {\r\n x: T;\r\n y: T;\r\n}\r\n\r\nconst zeroObj: XY = {\r\n x: 0,\r\n y: 0,\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element relative to the document. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const absoluteCoordinates = (elm: HTMLElement | null | undefined): XY => {\r\n const rect = elm ? getBoundingClientRect(elm) : 0;\r\n return rect\r\n ? {\r\n x: rect.left + window.pageYOffset,\r\n y: rect.top + window.pageXOffset,\r\n }\r\n : zeroObj;\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const offsetCoordinates = (elm: HTMLElement | null | undefined): XY =>\r\n elm\r\n ? {\r\n x: elm.offsetLeft,\r\n y: elm.offsetTop,\r\n }\r\n : zeroObj;\r\n","import { isArray } from 'support/utils/types';\r\nimport { keys } from 'support/utils/object';\r\nimport { each, from, isEmptyArray } from 'support/utils/array';\r\n\r\nexport type EventListener<\r\n EventMap extends Record,\r\n Name extends keyof EventMap = keyof EventMap\r\n> = (...args: EventMap[Name]) => void;\r\n\r\nexport type InitialEventListeners> = {\r\n [K in keyof EventMap]?: EventListener | EventListener[];\r\n};\r\n\r\nconst manageListener = >(\r\n callback: (listener?: EventListener) => void,\r\n listener?: EventListener | EventListener[]\r\n) => {\r\n each(isArray(listener) ? listener : [listener], callback);\r\n};\r\n\r\nexport const createEventListenerHub = >(\r\n initialEventListeners?: InitialEventListeners\r\n) => {\r\n // eslint-disable-next-line @typescript-eslint/no-shadow\r\n type EventListener = (\r\n ...args: EventMap[Name]\r\n ) => void;\r\n type RemoveEvent = {\r\n (name?: Name, listener?: EventListener): void;\r\n (name?: Name, listener?: EventListener[]): void;\r\n (\r\n name?: Name,\r\n listener?: EventListener | EventListener[]\r\n ): void;\r\n };\r\n type AddEvent = {\r\n (name: Name, listener: EventListener): () => void;\r\n (name: Name, listener: EventListener[]): () => void;\r\n (\r\n name: Name,\r\n listener: EventListener | EventListener[]\r\n ): () => void;\r\n };\r\n type TriggerEvent = {\r\n (name: Name, args?: EventMap[Name]): void;\r\n };\r\n\r\n const events = new Map>();\r\n\r\n const removeEvent: RemoveEvent = (\r\n name?: Name,\r\n listener?: EventListener | EventListener[]\r\n ): void => {\r\n if (name) {\r\n const eventSet = events.get(name);\r\n manageListener((currListener) => {\r\n if (eventSet) {\r\n eventSet[currListener ? 'delete' : 'clear'](currListener!);\r\n }\r\n }, listener as any);\r\n } else {\r\n events.forEach((eventSet) => {\r\n eventSet.clear();\r\n });\r\n events.clear();\r\n }\r\n };\r\n\r\n const addEvent: AddEvent = (\r\n name: Name,\r\n listener: EventListener | EventListener[]\r\n ): (() => void) => {\r\n const eventSet = events.get(name) || new Set();\r\n events.set(name, eventSet);\r\n\r\n manageListener((currListener) => {\r\n currListener && eventSet.add(currListener);\r\n }, listener as any);\r\n\r\n return removeEvent.bind(0, name as any, listener as any);\r\n };\r\n\r\n const triggerEvent: TriggerEvent = (\r\n name: Name,\r\n args?: EventMap[Name]\r\n ): void => {\r\n const eventSet = events.get(name);\r\n\r\n each(from(eventSet), (event) => {\r\n if (args && !isEmptyArray(args)) {\r\n (event as (...eventArgs: EventMap[keyof EventMap]) => void).apply(0, args as any);\r\n } else {\r\n (event as () => void)();\r\n }\r\n });\r\n };\r\n\r\n const initialListenerKeys = keys(initialEventListeners) as Extract[];\r\n each(initialListenerKeys, (key) => {\r\n addEvent(key, initialEventListeners![key] as any);\r\n });\r\n\r\n return [addEvent, removeEvent, triggerEvent] as [AddEvent, RemoveEvent, TriggerEvent];\r\n};\r\n","import { assignDeep, hasOwnProperty } from 'support';\r\nimport type { Options, ReadonlyOptions } from 'options';\r\nimport type { DeepPartial } from 'typings';\r\n\r\nexport type SetupElements> = [elements: T, destroy: () => void];\r\n\r\nexport type SetupUpdate = (\r\n changedOptions: DeepPartial,\r\n force: boolean,\r\n ...args: T\r\n) => void;\r\n\r\nexport type SetupUpdateCheckOption = (path: string) => [value: T, changed: boolean];\r\n\r\nexport type SetupUpdateSegment> = (\r\n updateHints: Hints,\r\n checkOption: SetupUpdateCheckOption,\r\n force: boolean\r\n) => Partial | void;\r\n\r\nexport type SetupState> = [\r\n get: () => T,\r\n set: (newState: Partial) => void\r\n];\r\n\r\nexport type Setup<\r\n DynamicState,\r\n StaticState extends Record = Record,\r\n A extends any[] = []\r\n> = [update: SetupUpdate, state: (() => DynamicState) & StaticState, destroy: () => void];\r\n\r\nconst getPropByPath = (obj: any, path: string): T =>\r\n obj\r\n ? path.split('.').reduce((o, prop) => (o && hasOwnProperty(o, prop) ? o[prop] : undefined), obj)\r\n : undefined;\r\n\r\nexport const createOptionCheck =\r\n (\r\n options: ReadonlyOptions,\r\n changedOptions: DeepPartial,\r\n force?: boolean\r\n ): SetupUpdateCheckOption =>\r\n (path: string) =>\r\n [getPropByPath(options, path), force || getPropByPath(changedOptions, path) !== undefined];\r\n\r\nexport const createState = (initialState: S): SetupState => {\r\n let state: S = initialState;\r\n return [\r\n () => state,\r\n (newState: Partial) => {\r\n state = assignDeep({}, state, newState);\r\n },\r\n ];\r\n};\r\n","export const classNameEnvironment = 'os-environment';\r\nexport const classNameEnvironmentFlexboxGlue = `${classNameEnvironment}-flexbox-glue`;\r\nexport const classNameEnvironmentFlexboxGlueMax = `${classNameEnvironmentFlexboxGlue}-max`;\r\n\r\nexport const dataAttributeHost = 'data-overlayscrollbars';\r\nexport const dataAttributeHostOverflowX = `${dataAttributeHost}-overflow-x`;\r\nexport const dataAttributeHostOverflowY = `${dataAttributeHost}-overflow-y`;\r\nexport const dataValueHostOverflowVisible = 'overflowVisible';\r\nexport const dataValueHostScrollbarHidden = 'scrollbarHidden';\r\nexport const dataValueHostUpdating = 'updating';\r\nexport const classNamePadding = 'os-padding';\r\nexport const classNameViewport = 'os-viewport';\r\nexport const classNameViewportArrange = `${classNameViewport}-arrange`;\r\nexport const classNameContent = 'os-content';\r\nexport const classNameViewportScrollbarHidden = `${classNameViewport}-scrollbar-hidden`;\r\nexport const classNameOverflowVisible = `os-overflow-visible`;\r\n\r\nexport const classNameSizeObserver = 'os-size-observer';\r\nexport const classNameSizeObserverAppear = `${classNameSizeObserver}-appear`;\r\nexport const classNameSizeObserverListener = `${classNameSizeObserver}-listener`;\r\nexport const classNameSizeObserverListenerScroll = `${classNameSizeObserverListener}-scroll`;\r\nexport const classNameSizeObserverListenerItem = `${classNameSizeObserverListener}-item`;\r\nexport const classNameSizeObserverListenerItemFinal = `${classNameSizeObserverListenerItem}-final`;\r\n\r\nexport const classNameTrinsicObserver = 'os-trinsic-observer';\r\n\r\nexport const classNameScrollbar = 'os-scrollbar';\r\nexport const classNameScrollbarRtl = `${classNameScrollbar}-rtl`;\r\nexport const classNameScrollbarHorizontal = `${classNameScrollbar}-horizontal`;\r\nexport const classNameScrollbarVertical = `${classNameScrollbar}-vertical`;\r\nexport const classNameScrollbarTrack = `${classNameScrollbar}-track`;\r\nexport const classNameScrollbarHandle = `${classNameScrollbar}-handle`;\r\nexport const classNamesScrollbarVisible = `${classNameScrollbar}-visible`;\r\nexport const classNamesScrollbarCornerless = `${classNameScrollbar}-cornerless`;\r\nexport const classNamesScrollbarTransitionless = `${classNameScrollbar}-transitionless`;\r\nexport const classNamesScrollbarInteraction = `${classNameScrollbar}-interaction`;\r\nexport const classNamesScrollbarUnusable = `${classNameScrollbar}-unusable`;\r\nexport const classNamesScrollbarAutoHidden = `${classNameScrollbar}-auto-hidden`;\r\nexport const classNamesScrollbarTrackInteractive = `${classNameScrollbarTrack}-interactive`;\r\nexport const classNamesScrollbarHandleInteractive = `${classNameScrollbarHandle}-interactive`;\r\n","import { assignDeep, each, isObject, keys, isArray, hasOwnProperty, isFunction } from 'support';\r\nimport { DeepPartial, DeepReadonly } from 'typings';\r\n\r\nconst opsStringify = (value: any) =>\r\n JSON.stringify(value, (_, val) => {\r\n if (isFunction(val)) {\r\n throw new Error();\r\n }\r\n return val;\r\n });\r\n\r\nexport type ResizeBehavior = 'none' | 'both' | 'horizontal' | 'vertical';\r\n\r\nexport type OverflowBehavior =\r\n | 'hidden'\r\n | 'scroll'\r\n | 'visible'\r\n | 'visible-hidden'\r\n | 'visible-scroll';\r\n\r\nexport type ScrollbarVisibilityBehavior = 'visible' | 'hidden' | 'auto';\r\n\r\nexport type ScrollbarAutoHideBehavior = 'never' | 'scroll' | 'leave' | 'move';\r\n\r\nexport type ScrollBehavior = 'always' | 'ifneeded' | 'never';\r\n\r\nexport type BasicEventCallback = (this: any) => void;\r\n\r\nexport type ScrollEventCallback = (this: any, args?: UIEvent) => void;\r\n\r\nexport type OverflowChangedCallback = (this: any, args?: OverflowChangedArgs) => void;\r\n\r\nexport type OverflowAmountChangedCallback = (this: any, args?: OverflowAmountChangedArgs) => void;\r\n\r\nexport type DirectionChangedCallback = (this: any, args?: DirectionChangedArgs) => void;\r\n\r\nexport type SizeChangedCallback = (this: any, args?: SizeChangedArgs) => void;\r\n\r\nexport type UpdatedCallback = (this: any, args?: UpdatedArgs) => void;\r\n\r\nexport interface Options {\r\n paddingAbsolute: boolean;\r\n showNativeOverlaidScrollbars: boolean;\r\n updating: {\r\n elementEvents: Array<[elementSelector: string, eventNames: string]> | null;\r\n attributes: string[] | null;\r\n debounce: [timeout: number, maxWait: number] | number | null; // (if tuple: [timeout: 0, maxWait: 33], if number: [timeout: number, maxWait: false]) debounce for content Changes\r\n ignoreMutation: ((mutation: MutationRecord) => any) | null;\r\n };\r\n overflow: {\r\n x: OverflowBehavior;\r\n y: OverflowBehavior;\r\n };\r\n scrollbars: {\r\n theme: string | null;\r\n visibility: ScrollbarVisibilityBehavior;\r\n autoHide: ScrollbarAutoHideBehavior;\r\n autoHideDelay: number;\r\n dragScroll: boolean;\r\n clickScroll: boolean;\r\n pointers: string[] | null;\r\n };\r\n}\r\n\r\nexport type ReadonlyOptions = DeepReadonly;\r\n\r\nexport interface OverflowChangedArgs {\r\n x: boolean;\r\n y: boolean;\r\n xScrollable: boolean;\r\n yScrollable: boolean;\r\n clipped: boolean;\r\n}\r\n\r\nexport interface OverflowAmountChangedArgs {\r\n x: number;\r\n y: number;\r\n}\r\n\r\nexport interface DirectionChangedArgs {\r\n isRTL: number;\r\n dir: string;\r\n}\r\n\r\nexport interface SizeChangedArgs {\r\n width: number;\r\n height: number;\r\n}\r\n\r\nexport interface UpdatedArgs {\r\n forced: boolean;\r\n}\r\n\r\nexport const defaultOptions: Options = {\r\n // resize: 'none', // none || both || horizontal || vertical || n || b || h || v\r\n paddingAbsolute: false, // true || false\r\n showNativeOverlaidScrollbars: false, // true || false\r\n updating: {\r\n elementEvents: [['img', 'load']], // array of tuples || null\r\n debounce: [0, 33], // number || number array || null\r\n attributes: null, // string array || null\r\n ignoreMutation: null, // () => any || null\r\n },\r\n overflow: {\r\n x: 'scroll', // visible-hidden || visible-scroll || hidden || scroll || v-h || v-s || h || s\r\n y: 'scroll', // visible-hidden || visible-scroll || hidden || scroll || v-h || v-s || h || s\r\n },\r\n scrollbars: {\r\n theme: 'os-theme-dark',\r\n visibility: 'auto', // visible || hidden || auto || v || h || a\r\n autoHide: 'never', // never || scroll || leave || move || n || s || l || m\r\n autoHideDelay: 1300, // number\r\n dragScroll: true, // true || false\r\n clickScroll: false, // true || false\r\n pointers: ['mouse', 'touch', 'pen'], // null || array of supported pointers: https://developer.mozilla.org/en-US/docs/Web/API/PointerEvent/pointerType\r\n },\r\n};\r\n\r\nexport const getOptionsDiff = (currOptions: T, newOptions: DeepPartial): DeepPartial => {\r\n const diff: DeepPartial = {};\r\n const optionsKeys = keys(newOptions).concat(keys(currOptions));\r\n\r\n each(optionsKeys, (optionKey) => {\r\n const currOptionValue = currOptions[optionKey];\r\n const newOptionValue = newOptions[optionKey];\r\n\r\n if (isObject(currOptionValue) && isObject(newOptionValue)) {\r\n assignDeep((diff[optionKey] = {}), getOptionsDiff(currOptionValue, newOptionValue));\r\n } else if (hasOwnProperty(newOptions, optionKey) && newOptionValue !== currOptionValue) {\r\n let isDiff = true;\r\n\r\n if (isArray(currOptionValue) || isArray(newOptionValue)) {\r\n try {\r\n if (opsStringify(currOptionValue) === opsStringify(newOptionValue)) {\r\n isDiff = false;\r\n }\r\n } catch {}\r\n }\r\n\r\n if (isDiff) {\r\n diff[optionKey] = newOptionValue;\r\n }\r\n }\r\n });\r\n\r\n return diff;\r\n};\r\n","import { each, isArray, keys } from 'support';\r\nimport { OverlayScrollbars, OverlayScrollbarsStatic } from 'overlayscrollbars';\r\n\r\nexport type PluginInstance =\r\n | Record\r\n | ((staticObj: OverlayScrollbarsStatic, instanceObj: OverlayScrollbars) => void);\r\nexport type Plugin = {\r\n [pluginName: string]: T;\r\n};\r\n\r\nconst pluginRegistry: Record = {};\r\n\r\nexport const getPlugins = () => pluginRegistry;\r\n\r\nexport const addPlugin = (addedPlugin: Plugin | Plugin[]): void => {\r\n each((isArray(addedPlugin) ? addedPlugin : [addedPlugin]) as Plugin[], (plugin) => {\r\n const pluginName = keys(plugin)[0];\r\n pluginRegistry[pluginName] = plugin[pluginName];\r\n });\r\n};\r\n","function _extends() {\n module.exports = _extends = Object.assign ? Object.assign.bind() : function (target) {\n for (var i = 1; i < arguments.length; i++) {\n var source = arguments[i];\n\n for (var key in source) {\n if (Object.prototype.hasOwnProperty.call(source, key)) {\n target[key] = source[key];\n }\n }\n }\n\n return target;\n }, module.exports.__esModule = true, module.exports[\"default\"] = module.exports;\n return _extends.apply(this, arguments);\n}\n\nmodule.exports = _extends, module.exports.__esModule = true, module.exports[\"default\"] = module.exports;","import { each, hasOwnProperty, keys, push, isEmptyObject } from 'support/utils';\r\nimport { type, isArray, isUndefined, isPlainObject, isString } from 'support/utils/types';\r\nimport { PlainObject, DeepPartial } from 'typings';\r\n\r\nexport type OptionsObjectType = Record;\r\nexport type OptionsFunctionType = (this: any, ...args: any[]) => any;\r\nexport type OptionsTemplateType = ExtractPropsKey<\r\n OptionsTemplateTypeMap,\r\n T\r\n>;\r\nexport type OptionsTemplateTypes = keyof OptionsTemplateTypeMap;\r\nexport type OptionsTemplateNativeTypes = OptionsTemplateTypeMap[keyof OptionsTemplateTypeMap];\r\n\r\nexport type OptionsTemplateValue = T extends string\r\n ? string extends T\r\n ? OptionsTemplateValueNonEnum\r\n : string\r\n : OptionsTemplateValueNonEnum;\r\n\r\nexport type OptionsTemplate = {\r\n [P in keyof T]: T[P] extends OptionsObjectType\r\n ? OptionsTemplate\r\n : T[P] extends OptionsTemplateNativeTypes\r\n ? OptionsTemplateValue\r\n : never;\r\n};\r\n\r\nexport type OptionsValidationResult = [\r\n DeepPartial, // validated\r\n Record // foreign\r\n];\r\n\r\ntype OptionsTemplateTypeMap = {\r\n __TPL_boolean_TYPE__: boolean;\r\n __TPL_number_TYPE__: number;\r\n __TPL_string_TYPE__: string;\r\n __TPL_array_TYPE__: Array | ReadonlyArray;\r\n __TPL_function_TYPE__: OptionsFunctionType;\r\n __TPL_null_TYPE__: null;\r\n __TPL_object_TYPE__: OptionsObjectType;\r\n};\r\n\r\ntype OptionsTemplateValueNonEnum =\r\n | OptionsTemplateType\r\n | [OptionsTemplateType, ...Array];\r\n\r\ntype ExtractPropsKey = {\r\n [P in keyof T]: TProps extends T[P] ? P : never;\r\n}[keyof T];\r\n\r\ntype OptionsTemplateTypesDictionary = {\r\n readonly boolean: OptionsTemplateType;\r\n readonly number: OptionsTemplateType;\r\n readonly string: OptionsTemplateType;\r\n readonly array: OptionsTemplateType>;\r\n readonly object: OptionsTemplateType;\r\n readonly function: OptionsTemplateType;\r\n readonly null: OptionsTemplateType;\r\n};\r\n\r\nconst optionsTemplateTypes: OptionsTemplateTypesDictionary = {\r\n boolean: '__TPL_boolean_TYPE__',\r\n number: '__TPL_number_TYPE__',\r\n string: '__TPL_string_TYPE__',\r\n array: '__TPL_array_TYPE__',\r\n object: '__TPL_object_TYPE__',\r\n function: '__TPL_function_TYPE__',\r\n null: '__TPL_null_TYPE__',\r\n};\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a object which looks like:\r\n * {\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * }\r\n * @param template The template according to which the options object shall be validated.\r\n * @param options The options object which shall be validated.\r\n * @param optionsDiff When provided the returned validated object will only have properties which are different to this objects properties.\r\n * Example (assume all properties are valid to the template):\r\n * Options object : { a: 'a', b: 'b', c: 'c' }\r\n * optionsDiff object : { a: 'a', b: 'b', c: undefined }\r\n * Returned validated object : { c: 'c' }\r\n * Because the value of the properties a and b didn't change, they aren't included in the returned object.\r\n * Without the optionsDiff object the returned validated object would be: { a: 'a', b: 'b', c: 'c' }\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n * @param propPath The propertyPath which lead to this object. (used for error logging)\r\n */\r\nconst validateRecursive = (\r\n template: OptionsTemplate,\r\n options: DeepPartial,\r\n doWriteErrors?: boolean,\r\n propPath?: string\r\n): OptionsValidationResult => {\r\n const validatedOptions: DeepPartial = {};\r\n const optionsCopy: DeepPartial = { ...options };\r\n const props = keys(template).filter((prop) => hasOwnProperty(options, prop));\r\n\r\n each(props, (prop: Extract) => {\r\n const optionsValue: any = options[prop];\r\n const templateValue: PlainObject | string | OptionsTemplateTypes | Array =\r\n template[prop];\r\n const templateIsComplex = isPlainObject(templateValue);\r\n const propPrefix = propPath ? `${propPath}.` : '';\r\n\r\n // if the template has a object as value, it means that the options are complex (verschachtelt)\r\n if (templateIsComplex && isPlainObject(optionsValue)) {\r\n const [validated, foreign] = validateRecursive(\r\n templateValue as T,\r\n optionsValue,\r\n doWriteErrors,\r\n propPrefix + prop\r\n );\r\n validatedOptions[prop] = validated as any;\r\n optionsCopy[prop] = foreign as any;\r\n\r\n each([optionsCopy, validatedOptions], (value) => {\r\n if (isEmptyObject(value[prop])) {\r\n delete value[prop];\r\n }\r\n });\r\n } else if (!templateIsComplex) {\r\n let isValid = false;\r\n const errorEnumStrings: Array = [];\r\n const errorPossibleTypes: Array = [];\r\n const optionsValueType = type(optionsValue);\r\n const templateValueArr: Array = !isArray(templateValue)\r\n ? [templateValue as string | OptionsTemplateTypes]\r\n : (templateValue as Array);\r\n\r\n each(templateValueArr, (currTemplateType) => {\r\n // if currType value isn't inside possibleTemplateTypes we assume its a enum string value\r\n let typeString: string | undefined;\r\n each(optionsTemplateTypes, (value: string, key: string) => {\r\n if (value === currTemplateType) {\r\n typeString = key;\r\n }\r\n });\r\n const isEnumString = isUndefined(typeString);\r\n if (isEnumString && isString(optionsValue)) {\r\n // split it into a array which contains all possible values for example: [\"yes\", \"no\", \"maybe\"]\r\n const enumStringSplit = currTemplateType.split(' ');\r\n isValid = !!enumStringSplit.find((possibility) => possibility === optionsValue);\r\n\r\n // build error message\r\n push(errorEnumStrings, enumStringSplit);\r\n } else {\r\n isValid = optionsTemplateTypes[optionsValueType] === currTemplateType;\r\n }\r\n\r\n // build error message\r\n push(errorPossibleTypes, isEnumString ? optionsTemplateTypes.string : typeString!);\r\n\r\n // continue if invalid, break if valid\r\n return !isValid;\r\n });\r\n\r\n if (isValid) {\r\n validatedOptions[prop] = optionsValue;\r\n } else if (doWriteErrors) {\r\n console.warn(\r\n `${\r\n `The option \"${propPrefix}${prop}\" wasn't set, because it doesn't accept the type [ ${optionsValueType.toUpperCase()} ] with the value of \"${optionsValue}\".\\r\\n` +\r\n `Accepted types are: [ ${errorPossibleTypes.join(', ').toUpperCase()} ].\\r\\n`\r\n }${\r\n errorEnumStrings.length > 0\r\n ? `\\r\\nValid strings are: [ ${errorEnumStrings.join(', ')} ].`\r\n : ''\r\n }`\r\n );\r\n }\r\n\r\n delete optionsCopy[prop];\r\n }\r\n });\r\n\r\n return [validatedOptions, optionsCopy]; // optionsCopy equals now to foreign options\r\n};\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a tuple which looks like:\r\n * [\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * ]\r\n * @param template The template according to which the options object shall be validated.\r\n * @param options The options object which shall be validated.\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n */\r\nconst validateOptions = (\r\n template: OptionsTemplate,\r\n options: DeepPartial,\r\n doWriteErrors?: boolean\r\n): OptionsValidationResult => validateRecursive(template, options, doWriteErrors);\r\n\r\nexport { validateOptions, optionsTemplateTypes };\r\n","import {\r\n Options,\r\n OverflowBehavior,\r\n ScrollbarVisibilityBehavior,\r\n ScrollbarAutoHideBehavior,\r\n} from 'options';\r\nimport {\r\n validateOptions,\r\n OptionsTemplate,\r\n OptionsTemplateValue,\r\n optionsTemplateTypes as oTypes,\r\n} from 'plugins/optionsValidationPlugin/validation';\r\nimport type { DeepPartial } from 'typings';\r\nimport type { Plugin } from 'plugins';\r\n\r\nconst numberAllowedValues: OptionsTemplateValue = oTypes.number;\r\nconst booleanAllowedValues: OptionsTemplateValue = oTypes.boolean;\r\nconst arrayNullValues: OptionsTemplateValue | null> = [oTypes.array, oTypes.null];\r\nconst overflowAllowedValues: OptionsTemplateValue =\r\n 'hidden scroll visible visible-hidden';\r\nconst scrollbarsVisibilityAllowedValues: OptionsTemplateValue =\r\n 'visible hidden auto';\r\nconst scrollbarsAutoHideAllowedValues: OptionsTemplateValue =\r\n 'never scroll leavemove';\r\n\r\nconst optionsTemplate: OptionsTemplate = {\r\n // resize: resizeAllowedValues, // none || both || horizontal || vertical || n || b ||\r\n paddingAbsolute: booleanAllowedValues, // true || false\r\n showNativeOverlaidScrollbars: booleanAllowedValues, // true || false\r\n updating: {\r\n elementEvents: arrayNullValues, // array of tuples || null\r\n attributes: arrayNullValues,\r\n debounce: [oTypes.number, oTypes.array, oTypes.null], // number || number array || null\r\n ignoreMutation: [oTypes.function, oTypes.null], // function || null\r\n },\r\n overflow: {\r\n x: overflowAllowedValues, // visible-hidden || visible-scroll || hidden || scrol\r\n y: overflowAllowedValues, // visible-hidden || visible-scroll || hidden || scrol\r\n },\r\n scrollbars: {\r\n theme: [oTypes.string, oTypes.null], // string || null\r\n visibility: scrollbarsVisibilityAllowedValues, // visible || hidden || auto || v ||\r\n autoHide: scrollbarsAutoHideAllowedValues, // never || scroll || leave || move ||\r\n autoHideDelay: numberAllowedValues, // number\r\n dragScroll: booleanAllowedValues, // true || false\r\n clickScroll: booleanAllowedValues, // true || false\r\n pointers: [oTypes.array, oTypes.null], // string array\r\n },\r\n /*\r\n textarea: {\r\n dynWidth: booleanAllowedValues, // true || false\r\n dynHeight: booleanAllowedValues, // true || false\r\n inheritedAttrs: stringArrayNullAllowedValues, // string || array || nul\r\n },\r\n */\r\n};\r\n\r\nexport type OptionsValidationPluginInstance = {\r\n _: (options: DeepPartial, doWriteErrors?: boolean) => DeepPartial;\r\n};\r\n\r\nexport const optionsValidationPluginName = '__osOptionsValidationPlugin';\r\n\r\nexport const optionsValidationPlugin: Plugin = {\r\n [optionsValidationPluginName]: {\r\n _: (options: DeepPartial, doWriteErrors?: boolean) => {\r\n const [validated, foreign] = validateOptions(optionsTemplate, options, doWriteErrors);\r\n return { ...foreign, ...validated };\r\n },\r\n },\r\n};\r\n","import {\r\n createDOM,\r\n style,\r\n appendChildren,\r\n offsetSize,\r\n scrollLeft,\r\n scrollTop,\r\n on,\r\n addClass,\r\n equalWH,\r\n push,\r\n cAF,\r\n rAF,\r\n stopPropagation,\r\n} from 'support';\r\nimport {\r\n classNameSizeObserverListenerScroll,\r\n classNameSizeObserverListenerItem,\r\n classNameSizeObserverListenerItemFinal,\r\n} from 'classnames';\r\nimport type { Plugin } from 'plugins';\r\n\r\nexport type SizeObserverPluginInstance = {\r\n _: (\r\n listenerElement: HTMLElement,\r\n onSizeChangedCallback: (appear: boolean) => any,\r\n observeAppearChange: boolean\r\n ) => [appearCallback: () => any, offFns: (() => any)[]];\r\n};\r\n\r\nconst scrollAmount = 3333333;\r\nconst scrollEventName = 'scroll';\r\nexport const sizeObserverPluginName = '__osSizeObserverPlugin';\r\n\r\nexport const sizeObserverPlugin: Plugin = {\r\n [sizeObserverPluginName]: {\r\n _: (listenerElement, onSizeChangedCallback, observeAppearChange) => {\r\n const observerElementChildren = createDOM(\r\n `
`\r\n );\r\n appendChildren(listenerElement, observerElementChildren);\r\n addClass(listenerElement, classNameSizeObserverListenerScroll);\r\n const observerElementChildrenRoot = observerElementChildren[0] as HTMLElement;\r\n const shrinkElement = observerElementChildrenRoot.lastChild as HTMLElement;\r\n const expandElement = observerElementChildrenRoot.firstChild as HTMLElement;\r\n const expandElementChild = expandElement?.firstChild as HTMLElement;\r\n\r\n let cacheSize = offsetSize(observerElementChildrenRoot);\r\n let currSize = cacheSize;\r\n let isDirty = false;\r\n let rAFId: number;\r\n\r\n const reset = () => {\r\n scrollLeft(expandElement, scrollAmount);\r\n scrollTop(expandElement, scrollAmount);\r\n scrollLeft(shrinkElement, scrollAmount);\r\n scrollTop(shrinkElement, scrollAmount);\r\n };\r\n const onResized = (appear?: unknown) => {\r\n rAFId = 0;\r\n if (isDirty) {\r\n cacheSize = currSize;\r\n onSizeChangedCallback(appear === true);\r\n }\r\n };\r\n const onScroll = (scrollEvent?: Event | false) => {\r\n currSize = offsetSize(observerElementChildrenRoot);\r\n isDirty = !scrollEvent || !equalWH(currSize, cacheSize);\r\n\r\n if (scrollEvent) {\r\n stopPropagation(scrollEvent);\r\n\r\n if (isDirty && !rAFId) {\r\n cAF!(rAFId);\r\n rAFId = rAF!(onResized);\r\n }\r\n } else {\r\n onResized(scrollEvent === false);\r\n }\r\n\r\n reset();\r\n };\r\n const offListeners = push(\r\n [],\r\n [on(expandElement, scrollEventName, onScroll), on(shrinkElement, scrollEventName, onScroll)]\r\n );\r\n\r\n // lets assume that the divs will never be that large and a constant value is enough\r\n style(expandElementChild, {\r\n width: scrollAmount,\r\n height: scrollAmount,\r\n });\r\n\r\n rAF!(reset);\r\n\r\n return [observeAppearChange ? onScroll.bind(0, false) : reset, offListeners];\r\n },\r\n },\r\n};\r\n","import {\r\n keys,\r\n attr,\r\n WH,\r\n style,\r\n addClass,\r\n removeClass,\r\n noop,\r\n each,\r\n assignDeep,\r\n windowSize,\r\n UpdateCache,\r\n XY,\r\n} from 'support';\r\nimport { classNameViewportArrange } from 'classnames';\r\nimport type { StyleObject } from 'typings';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type {\r\n ViewportOverflowState,\r\n GetViewportOverflowState,\r\n HideNativeScrollbars,\r\n} from 'setups/structureSetup/updateSegments/overflowUpdateSegment';\r\nimport type { InternalEnvironment } from 'environment';\r\nimport type { Plugin } from 'plugins';\r\n\r\nexport type ArrangeViewport = (\r\n viewportOverflowState: ViewportOverflowState,\r\n viewportScrollSize: WH,\r\n sizeFraction: WH,\r\n directionIsRTL: boolean\r\n) => boolean;\r\n\r\nexport type UndoViewportArrangeResult = [\r\n redoViewportArrange: () => void,\r\n overflowState?: ViewportOverflowState\r\n];\r\n\r\nexport type UndoArrangeViewport = (\r\n showNativeOverlaidScrollbars: boolean,\r\n directionIsRTL: boolean,\r\n viewportOverflowState?: ViewportOverflowState\r\n) => UndoViewportArrangeResult;\r\n\r\nexport type ScrollbarsHidingPluginInstance = {\r\n _createUniqueViewportArrangeElement(env: InternalEnvironment): HTMLStyleElement | false;\r\n _overflowUpdateSegment(\r\n doViewportArrange: boolean,\r\n flexboxGlue: boolean,\r\n viewport: HTMLElement,\r\n viewportArrange: HTMLStyleElement | false | null | undefined,\r\n getState: () => StructureSetupState,\r\n getViewportOverflowState: GetViewportOverflowState,\r\n hideNativeScrollbars: HideNativeScrollbars\r\n ): [ArrangeViewport, UndoArrangeViewport];\r\n _envWindowZoom(): (\r\n envInstance: InternalEnvironment,\r\n updateNativeScrollbarSizeCache: UpdateCache>,\r\n triggerEvent: () => void\r\n ) => void;\r\n};\r\n\r\nlet contentArrangeCounter = 0;\r\nconst { round, abs } = Math;\r\nconst getWindowDPR = (): number => {\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const dDPI = window.screen.deviceXDPI || 0;\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const sDPI = window.screen.logicalXDPI || 1;\r\n return window.devicePixelRatio || dDPI / sDPI;\r\n};\r\n\r\nconst diffBiggerThanOne = (valOne: number, valTwo: number): boolean => {\r\n const absValOne = abs(valOne);\r\n const absValTwo = abs(valTwo);\r\n return !(absValOne === absValTwo || absValOne + 1 === absValTwo || absValOne - 1 === absValTwo);\r\n};\r\n\r\nexport const scrollbarsHidingPluginName = '__osScrollbarsHidingPlugin';\r\n\r\nexport const scrollbarsHidingPlugin: Plugin = {\r\n [scrollbarsHidingPluginName]: {\r\n _createUniqueViewportArrangeElement: (env: InternalEnvironment) => {\r\n const { _nativeScrollbarsHiding, _nativeScrollbarsOverlaid, _cssCustomProperties } = env;\r\n const create =\r\n !_cssCustomProperties &&\r\n !_nativeScrollbarsHiding &&\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n const result = create ? document.createElement('style') : false;\r\n\r\n if (result) {\r\n attr(result, 'id', `${classNameViewportArrange}-${contentArrangeCounter}`);\r\n contentArrangeCounter++;\r\n }\r\n\r\n return result;\r\n },\r\n _overflowUpdateSegment: (\r\n doViewportArrange,\r\n flexboxGlue,\r\n viewport,\r\n viewportArrange,\r\n getState,\r\n getViewportOverflowState,\r\n hideNativeScrollbars\r\n ) => {\r\n /**\r\n * Sets the styles of the viewport arrange element.\r\n * @param viewportOverflowState The viewport overflow state according to which the scrollbars shall be hidden.\r\n * @param viewportScrollSize The content scroll size.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @returns A boolean which indicates whether the viewport arrange element was adjusted.\r\n */\r\n const arrangeViewport: ArrangeViewport = (\r\n viewportOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n directionIsRTL\r\n ) => {\r\n if (doViewportArrange) {\r\n const { _viewportPaddingStyle } = getState();\r\n const { _scrollbarsHideOffset, _scrollbarsHideOffsetArrange } = viewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const { x: hideOffsetX, y: hideOffsetY } = _scrollbarsHideOffset;\r\n const viewportArrangeHorizontalPaddingKey: keyof StyleObject = directionIsRTL\r\n ? 'paddingRight'\r\n : 'paddingLeft';\r\n const viewportArrangeHorizontalPaddingValue = _viewportPaddingStyle[\r\n viewportArrangeHorizontalPaddingKey\r\n ] as number;\r\n const viewportArrangeVerticalPaddingValue = _viewportPaddingStyle.paddingTop as number;\r\n const fractionalContentWidth = viewportScrollSize.w + sizeFraction.w;\r\n const fractionalContenHeight = viewportScrollSize.h + sizeFraction.h;\r\n const arrangeSize = {\r\n w:\r\n hideOffsetY && arrangeY\r\n ? `${\r\n hideOffsetY + fractionalContentWidth - viewportArrangeHorizontalPaddingValue\r\n }px`\r\n : '',\r\n h:\r\n hideOffsetX && arrangeX\r\n ? `${hideOffsetX + fractionalContenHeight - viewportArrangeVerticalPaddingValue}px`\r\n : '',\r\n };\r\n\r\n // adjust content arrange / before element\r\n if (viewportArrange) {\r\n const { sheet } = viewportArrange;\r\n if (sheet) {\r\n const { cssRules } = sheet;\r\n if (cssRules) {\r\n if (!cssRules.length) {\r\n sheet.insertRule(\r\n `#${attr(viewportArrange, 'id')} + .${classNameViewportArrange}::before {}`,\r\n 0\r\n );\r\n }\r\n\r\n // @ts-ignore\r\n const ruleStyle = cssRules[0].style;\r\n\r\n ruleStyle.width = arrangeSize.w;\r\n ruleStyle.height = arrangeSize.h;\r\n }\r\n }\r\n } else {\r\n style<'--os-vaw' | '--os-vah'>(viewport, {\r\n '--os-vaw': arrangeSize.w,\r\n '--os-vah': arrangeSize.h,\r\n });\r\n }\r\n }\r\n\r\n return doViewportArrange;\r\n };\r\n\r\n /**\r\n * Removes all styles applied because of the viewport arrange strategy.\r\n * @param showNativeOverlaidScrollbars Whether native overlaid scrollbars are shown instead of hidden.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @param viewportOverflowState The currentviewport overflow state or undefined if it has to be determined.\r\n * @returns A object with a function which applies all the removed styles and the determined viewport vverflow state.\r\n */\r\n const undoViewportArrange: UndoArrangeViewport = (\r\n showNativeOverlaidScrollbars,\r\n directionIsRTL,\r\n viewportOverflowState?\r\n ) => {\r\n if (doViewportArrange) {\r\n const finalViewportOverflowState =\r\n viewportOverflowState || getViewportOverflowState(showNativeOverlaidScrollbars);\r\n const { _viewportPaddingStyle: viewportPaddingStyle } = getState();\r\n const { _scrollbarsHideOffsetArrange } = finalViewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const finalPaddingStyle: StyleObject = {};\r\n const assignProps = (props: string) =>\r\n each(props.split(' '), (prop) => {\r\n finalPaddingStyle[prop] = viewportPaddingStyle[prop];\r\n });\r\n\r\n if (arrangeX) {\r\n assignProps('marginBottom paddingTop paddingBottom');\r\n }\r\n\r\n if (arrangeY) {\r\n assignProps('marginLeft marginRight paddingLeft paddingRight');\r\n }\r\n\r\n const prevStyle = style(viewport, keys(finalPaddingStyle));\r\n\r\n removeClass(viewport, classNameViewportArrange);\r\n\r\n if (!flexboxGlue) {\r\n finalPaddingStyle.height = '';\r\n }\r\n\r\n style(viewport, finalPaddingStyle);\r\n\r\n return [\r\n () => {\r\n hideNativeScrollbars(\r\n finalViewportOverflowState,\r\n directionIsRTL,\r\n doViewportArrange,\r\n prevStyle\r\n );\r\n style(viewport, prevStyle);\r\n addClass(viewport, classNameViewportArrange);\r\n },\r\n finalViewportOverflowState,\r\n ];\r\n }\r\n return [noop];\r\n };\r\n\r\n return [arrangeViewport, undoViewportArrange];\r\n },\r\n _envWindowZoom: () => {\r\n let size = { w: 0, h: 0 };\r\n let dpr = 0;\r\n\r\n return (envInstance, updateNativeScrollbarSizeCache, triggerEvent) => {\r\n const sizeNew = windowSize();\r\n const deltaSize = {\r\n w: sizeNew.w - size.w,\r\n h: sizeNew.h - size.h,\r\n };\r\n\r\n if (deltaSize.w === 0 && deltaSize.h === 0) {\r\n return;\r\n }\r\n\r\n const deltaAbsSize = {\r\n w: abs(deltaSize.w),\r\n h: abs(deltaSize.h),\r\n };\r\n const deltaAbsRatio = {\r\n w: abs(round(sizeNew.w / (size.w / 100.0))),\r\n h: abs(round(sizeNew.h / (size.h / 100.0))),\r\n };\r\n const dprNew = getWindowDPR();\r\n const deltaIsBigger = deltaAbsSize.w > 2 && deltaAbsSize.h > 2;\r\n const difference = !diffBiggerThanOne(deltaAbsRatio.w, deltaAbsRatio.h);\r\n const dprChanged = dprNew !== dpr && dprNew > 0;\r\n const isZoom = deltaIsBigger && difference && dprChanged;\r\n\r\n if (isZoom) {\r\n const [scrollbarSize, scrollbarSizeChanged] = updateNativeScrollbarSizeCache();\r\n\r\n assignDeep(envInstance._nativeScrollbarsSize, scrollbarSize); // keep the object same!\r\n\r\n if (scrollbarSizeChanged) {\r\n triggerEvent();\r\n }\r\n }\r\n\r\n size = sizeNew;\r\n dpr = dprNew;\r\n };\r\n },\r\n },\r\n};\r\n","import {\r\n createDOM,\r\n addClass,\r\n style,\r\n appendChildren,\r\n fractionalSize,\r\n clientSize,\r\n absoluteCoordinates,\r\n offsetSize,\r\n scrollLeft,\r\n XY,\r\n removeAttr,\r\n removeElements,\r\n equalBCRWH,\r\n getBoundingClientRect,\r\n assignDeep,\r\n cssProperty,\r\n createCache,\r\n equalXY,\r\n createEventListenerHub,\r\n EventListener,\r\n} from 'support';\r\nimport {\r\n classNameEnvironment,\r\n classNameEnvironmentFlexboxGlue,\r\n classNameEnvironmentFlexboxGlueMax,\r\n classNameViewportScrollbarHidden,\r\n} from 'classnames';\r\nimport { Options, defaultOptions } from 'options';\r\nimport { DeepPartial } from 'typings';\r\nimport { Initialization } from 'initialization';\r\nimport { getPlugins, ScrollbarsHidingPluginInstance, scrollbarsHidingPluginName } from 'plugins';\r\n\r\ntype EnvironmentEventMap = {\r\n _: [];\r\n};\r\n\r\nexport interface InternalEnvironment {\r\n readonly _nativeScrollbarsSize: XY;\r\n readonly _nativeScrollbarsOverlaid: XY;\r\n readonly _nativeScrollbarsHiding: boolean;\r\n readonly _rtlScrollBehavior: { n: boolean; i: boolean };\r\n readonly _flexboxGlue: boolean;\r\n readonly _cssCustomProperties: boolean;\r\n readonly _staticDefaultInitialization: Initialization;\r\n readonly _staticDefaultOptions: Options;\r\n _addListener(listener: EventListener): () => void;\r\n _getDefaultInitialization(): Initialization;\r\n _setDefaultInitialization(newInitialization: DeepPartial): void;\r\n _getDefaultOptions(): Options;\r\n _setDefaultOptions(newDefaultOptions: DeepPartial): void;\r\n}\r\n\r\nlet environmentInstance: InternalEnvironment;\r\n\r\nconst getNativeScrollbarSize = (\r\n body: HTMLElement,\r\n measureElm: HTMLElement,\r\n measureElmChild: HTMLElement,\r\n clear?: boolean\r\n): XY => {\r\n appendChildren(body, measureElm);\r\n\r\n const cSize = clientSize(measureElm);\r\n const oSize = offsetSize(measureElm);\r\n const fSize = fractionalSize(measureElmChild);\r\n\r\n clear && removeElements(measureElm);\r\n\r\n return {\r\n x: oSize.h - cSize.h + fSize.h,\r\n y: oSize.w - cSize.w + fSize.w,\r\n };\r\n};\r\n\r\nconst getNativeScrollbarsHiding = (testElm: HTMLElement): boolean => {\r\n let result = false;\r\n const revertClass = addClass(testElm, classNameViewportScrollbarHidden);\r\n try {\r\n result =\r\n style(testElm, cssProperty('scrollbar-width')) === 'none' ||\r\n window.getComputedStyle(testElm, '::-webkit-scrollbar').getPropertyValue('display') ===\r\n 'none';\r\n } catch (ex) {}\r\n revertClass();\r\n return result;\r\n};\r\n\r\nconst getRtlScrollBehavior = (\r\n parentElm: HTMLElement,\r\n childElm: HTMLElement\r\n): { i: boolean; n: boolean } => {\r\n const strHidden = 'hidden';\r\n style(parentElm, { overflowX: strHidden, overflowY: strHidden, direction: 'rtl' });\r\n scrollLeft(parentElm, 0);\r\n\r\n const parentOffset = absoluteCoordinates(parentElm);\r\n const childOffset = absoluteCoordinates(childElm);\r\n scrollLeft(parentElm, -999); // https://github.com/KingSora/OverlayScrollbars/issues/187\r\n const childOffsetAfterScroll = absoluteCoordinates(childElm);\r\n return {\r\n /**\r\n * origin direction = determines if the zero scroll position is on the left or right side\r\n * 'i' means 'invert' (i === true means that the axis must be inverted to be correct)\r\n * true = on the left side\r\n * false = on the right side\r\n */\r\n i: parentOffset.x === childOffset.x,\r\n /**\r\n * negative = determines if the maximum scroll is positive or negative\r\n * 'n' means 'negate' (n === true means that the axis must be negated to be correct)\r\n * true = negative\r\n * false = positive\r\n */\r\n n: childOffset.x !== childOffsetAfterScroll.x,\r\n };\r\n};\r\n\r\nconst getFlexboxGlue = (parentElm: HTMLElement, childElm: HTMLElement): boolean => {\r\n const revertFbxGlue = addClass(parentElm, classNameEnvironmentFlexboxGlue);\r\n const minOffsetsizeParent = getBoundingClientRect(parentElm);\r\n const minOffsetsize = getBoundingClientRect(childElm);\r\n const supportsMin = equalBCRWH(minOffsetsize, minOffsetsizeParent, true);\r\n\r\n const revertFbxGlueMax = addClass(parentElm, classNameEnvironmentFlexboxGlueMax);\r\n const maxOffsetsizeParent = getBoundingClientRect(parentElm);\r\n const maxOffsetsize = getBoundingClientRect(childElm);\r\n const supportsMax = equalBCRWH(maxOffsetsize, maxOffsetsizeParent, true);\r\n\r\n revertFbxGlue();\r\n revertFbxGlueMax();\r\n\r\n return supportsMin && supportsMax;\r\n};\r\n\r\nconst createEnvironment = (): InternalEnvironment => {\r\n const { body } = document;\r\n const envDOM = createDOM(`
`);\r\n const envElm = envDOM[0] as HTMLElement;\r\n const envChildElm = envElm.firstChild as HTMLElement;\r\n const [addEvent, , triggerEvent] = createEventListenerHub();\r\n const [updateNativeScrollbarSizeCache, getNativeScrollbarSizeCache] = createCache(\r\n {\r\n _initialValue: getNativeScrollbarSize(body, envElm, envChildElm),\r\n _equal: equalXY,\r\n },\r\n getNativeScrollbarSize.bind(0, body, envElm, envChildElm, true)\r\n );\r\n const [nativeScrollbarsSize] = getNativeScrollbarSizeCache();\r\n const nativeScrollbarsHiding = getNativeScrollbarsHiding(envElm);\r\n const nativeScrollbarsOverlaid = {\r\n x: nativeScrollbarsSize.x === 0,\r\n y: nativeScrollbarsSize.y === 0,\r\n };\r\n const staticDefaultInitialization: Initialization = {\r\n host: null,\r\n padding: !nativeScrollbarsHiding,\r\n viewport: (target) => nativeScrollbarsHiding && target === target.ownerDocument.body && target,\r\n content: false,\r\n scrollbarsSlot: true,\r\n cancel: {\r\n nativeScrollbarsOverlaid: true,\r\n body: null,\r\n },\r\n };\r\n const staticDefaultOptions = assignDeep({}, defaultOptions);\r\n\r\n const env: InternalEnvironment = {\r\n _nativeScrollbarsSize: nativeScrollbarsSize,\r\n _nativeScrollbarsOverlaid: nativeScrollbarsOverlaid,\r\n _nativeScrollbarsHiding: nativeScrollbarsHiding,\r\n _cssCustomProperties: style(envElm, 'zIndex') === '-1',\r\n _rtlScrollBehavior: getRtlScrollBehavior(envElm, envChildElm),\r\n _flexboxGlue: getFlexboxGlue(envElm, envChildElm),\r\n _addListener: (listener) => addEvent('_', listener),\r\n _getDefaultInitialization: assignDeep.bind(\r\n 0,\r\n {} as Initialization,\r\n staticDefaultInitialization\r\n ),\r\n _setDefaultInitialization(newInitializationStrategy) {\r\n assignDeep(staticDefaultInitialization, newInitializationStrategy);\r\n },\r\n _getDefaultOptions: assignDeep.bind(0, {} as Options, staticDefaultOptions),\r\n _setDefaultOptions(newDefaultOptions) {\r\n assignDeep(staticDefaultOptions, newDefaultOptions);\r\n },\r\n _staticDefaultInitialization: assignDeep({}, staticDefaultInitialization),\r\n _staticDefaultOptions: assignDeep({}, staticDefaultOptions),\r\n };\r\n\r\n removeAttr(envElm, 'style');\r\n removeElements(envElm);\r\n\r\n if (!nativeScrollbarsHiding && (!nativeScrollbarsOverlaid.x || !nativeScrollbarsOverlaid.y)) {\r\n let resizeFn: undefined | ReturnType;\r\n window.addEventListener('resize', () => {\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n\r\n resizeFn = resizeFn || (scrollbarsHidingPlugin && scrollbarsHidingPlugin._envWindowZoom());\r\n resizeFn && resizeFn(env, updateNativeScrollbarSizeCache, triggerEvent.bind(0, '_'));\r\n });\r\n }\r\n\r\n return env;\r\n};\r\n\r\nconst getEnvironment = (): InternalEnvironment => {\r\n if (!environmentInstance) {\r\n environmentInstance = createEnvironment();\r\n }\r\n return environmentInstance;\r\n};\r\n\r\nexport { getEnvironment };\r\n","import { isFunction, isHTMLElement, isNull, isUndefined } from 'support';\r\nimport type { StructureInitialization } from 'setups/structureSetup';\r\nimport type { ScrollbarsInitialization } from 'setups/scrollbarsSetup';\r\nimport { getEnvironment } from 'environment';\r\nimport { DeepPartial } from 'typings';\r\nimport { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\n\r\ntype StaticInitialization = HTMLElement | false | null;\r\ntype DynamicInitialization = HTMLElement | boolean | null;\r\n\r\nexport type InitializationTargetElement = HTMLElement | HTMLTextAreaElement;\r\n\r\nexport type Initialization = Omit &\r\n ScrollbarsInitialization & {\r\n cancel: {\r\n nativeScrollbarsOverlaid: boolean;\r\n body: boolean | null;\r\n };\r\n };\r\n\r\nexport type InitializationTargetObject = DeepPartial &\r\n Pick;\r\n\r\nexport type InitializationTarget = InitializationTargetElement | InitializationTargetObject;\r\n\r\n/**\r\n * Static elements MUST be present.\r\n * With false, null or undefined the element will be generated, otherwise the specified element is taken.\r\n */\r\nexport type StaticInitializationElement =\r\n | ((...args: Args) => StaticInitialization)\r\n | StaticInitialization;\r\n\r\n/**\r\n * Dynamic element CAN be present.\r\n * If its a element the element will be taken as the repsective element.\r\n * With true the element will be generated.\r\n * With false, null or undefined the element won't be generated.\r\n */\r\nexport type DynamicInitializationElement =\r\n | ((...args: Args) => DynamicInitialization)\r\n | DynamicInitialization;\r\n\r\nexport type FallbackInitializtationElement<\r\n InitElm extends StaticInitializationElement | DynamicInitializationElement\r\n> = Extract any> extends (...args: infer P) => any\r\n ? (...args: P) => HTMLElement\r\n : never;\r\n\r\nconst resolveInitialization = (value: any, args: any): T =>\r\n isFunction(value) ? value.apply(0, args) : value;\r\n\r\nconst staticInitializationElement = >(\r\n args: Parameters any>>,\r\n fallbackStaticInitializationElement: FallbackInitializtationElement,\r\n defaultStaticInitializationElementStrategy: T,\r\n staticInitializationElementValue?: T\r\n): HTMLElement => {\r\n const staticInitialization = isUndefined(staticInitializationElementValue)\r\n ? defaultStaticInitializationElementStrategy\r\n : staticInitializationElementValue;\r\n const resolvedInitialization = resolveInitialization(\r\n staticInitialization,\r\n args\r\n );\r\n return resolvedInitialization || fallbackStaticInitializationElement();\r\n};\r\n\r\nconst dynamicInitializationElement = >(\r\n args: Parameters any>>,\r\n fallbackDynamicInitializationElement: FallbackInitializtationElement,\r\n defaultDynamicInitializationElementStrategy: T,\r\n dynamicInitializationElementValue?: T\r\n): HTMLElement | false => {\r\n const dynamicInitialization = isUndefined(dynamicInitializationElementValue)\r\n ? defaultDynamicInitializationElementStrategy\r\n : dynamicInitializationElementValue;\r\n const resolvedInitialization = resolveInitialization(\r\n dynamicInitialization,\r\n args\r\n );\r\n return (\r\n !!resolvedInitialization &&\r\n (isHTMLElement(resolvedInitialization)\r\n ? resolvedInitialization\r\n : fallbackDynamicInitializationElement())\r\n );\r\n};\r\n\r\nconst cancelInitialization = (\r\n cancelInitializationValue: DeepPartial | false | null | undefined,\r\n structureSetupElements: StructureSetupElementsObj\r\n): boolean => {\r\n const { nativeScrollbarsOverlaid, body } = cancelInitializationValue || {};\r\n const { _isBody, _viewportIsTarget } = structureSetupElements;\r\n const { _getDefaultInitialization, _nativeScrollbarsOverlaid } = getEnvironment();\r\n const { nativeScrollbarsOverlaid: defaultNativeScrollbarsOverlaid, body: defaultbody } =\r\n _getDefaultInitialization().cancel;\r\n\r\n const resolvedNativeScrollbarsOverlaid =\r\n nativeScrollbarsOverlaid ?? defaultNativeScrollbarsOverlaid;\r\n const resolvedDocumentScrollingElement = isUndefined(body) ? defaultbody : body;\r\n\r\n const finalNativeScrollbarsOverlaid =\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y) &&\r\n resolvedNativeScrollbarsOverlaid;\r\n const finalDocumentScrollingElement =\r\n _isBody &&\r\n (isNull(resolvedDocumentScrollingElement)\r\n ? !_viewportIsTarget\r\n : resolvedDocumentScrollingElement);\r\n\r\n return !!finalNativeScrollbarsOverlaid || !!finalDocumentScrollingElement;\r\n};\r\n\r\nexport { staticInitializationElement, dynamicInitializationElement, cancelInitialization };\r\n","import {\r\n isHTMLElement,\r\n appendChildren,\r\n createDiv,\r\n is,\r\n contents,\r\n insertAfter,\r\n addClass,\r\n parent,\r\n indexOf,\r\n removeElements,\r\n removeClass,\r\n hasClass,\r\n push,\r\n runEachAndClear,\r\n insertBefore,\r\n attr,\r\n keys,\r\n removeAttr,\r\n attrClass,\r\n hasAttrClass,\r\n noop,\r\n} from 'support';\r\nimport {\r\n dataAttributeHost,\r\n dataAttributeHostOverflowX,\r\n dataAttributeHostOverflowY,\r\n classNamePadding,\r\n classNameViewport,\r\n classNameContent,\r\n classNameViewportScrollbarHidden,\r\n} from 'classnames';\r\nimport { getEnvironment } from 'environment';\r\nimport { getPlugins, scrollbarsHidingPluginName } from 'plugins';\r\nimport type { ScrollbarsHidingPluginInstance } from 'plugins/scrollbarsHidingPlugin';\r\nimport {\r\n staticInitializationElement as generalStaticInitializationElement,\r\n dynamicInitializationElement as generalDynamicInitializationElement,\r\n} from 'initialization';\r\nimport type {\r\n InitializationTarget,\r\n InitializationTargetElement,\r\n InitializationTargetObject,\r\n} from 'initialization';\r\nimport type {\r\n StructureDynamicInitializationElement,\r\n StructureStaticInitializationElement,\r\n} from 'setups/structureSetup/structureSetup.initialization';\r\n\r\nexport type StructureSetupElements = [\r\n targetObj: StructureSetupElementsObj,\r\n appendElements: () => void,\r\n destroy: () => void\r\n];\r\n\r\nexport interface StructureSetupElementsObj {\r\n _target: InitializationTargetElement;\r\n _host: HTMLElement;\r\n _viewport: HTMLElement;\r\n _padding: HTMLElement | false;\r\n _content: HTMLElement | false;\r\n _viewportArrange: HTMLStyleElement | false | null | undefined;\r\n _scrollOffsetElement: HTMLElement;\r\n _scrollEventElement: HTMLElement | Document;\r\n // ctx ----\r\n _isTextarea: boolean;\r\n _isBody: boolean;\r\n _windowElm: Window;\r\n _documentElm: Document;\r\n _targetIsElm: boolean;\r\n _viewportIsTarget: boolean;\r\n _viewportHasClass: (className: string, attributeClassName: string) => boolean;\r\n _viewportAddRemoveClass: (className: string, attributeClassName: string, add?: boolean) => void;\r\n}\r\n\r\nconst createNewDiv = createDiv.bind(0, '');\r\n\r\nconst unwrap = (elm: HTMLElement | false | null | undefined) => {\r\n appendChildren(parent(elm), contents(elm));\r\n removeElements(elm);\r\n};\r\n\r\nconst addDataAttrHost = (elm: HTMLElement, value: string) => {\r\n attr(elm, dataAttributeHost, value);\r\n return removeAttr.bind(0, elm, dataAttributeHost);\r\n};\r\n\r\nexport const createStructureSetupElements = (\r\n target: InitializationTarget\r\n): StructureSetupElements => {\r\n const env = getEnvironment();\r\n const { _getDefaultInitialization, _nativeScrollbarsHiding } = env;\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n const createUniqueViewportArrangeElement =\r\n scrollbarsHidingPlugin && scrollbarsHidingPlugin._createUniqueViewportArrangeElement;\r\n const {\r\n host: defaultHostInitialization,\r\n viewport: defaultViewportInitialization,\r\n padding: defaultPaddingInitialization,\r\n content: defaultContentInitialization,\r\n } = _getDefaultInitialization();\r\n const targetIsElm = isHTMLElement(target);\r\n const targetStructureInitialization = (targetIsElm ? {} : target) as InitializationTargetObject;\r\n const {\r\n host: hostInitialization,\r\n padding: paddingInitialization,\r\n viewport: viewportInitialization,\r\n content: contentInitialization,\r\n } = targetStructureInitialization;\r\n\r\n const targetElement = targetIsElm ? target : targetStructureInitialization.target;\r\n const isTextarea = is(targetElement, 'textarea');\r\n const ownerDocument = targetElement.ownerDocument;\r\n const isBody = targetElement === ownerDocument.body;\r\n const wnd = ownerDocument.defaultView as Window;\r\n const staticInitializationElement =\r\n generalStaticInitializationElement.bind(0, [\r\n targetElement,\r\n ]);\r\n const dynamicInitializationElement =\r\n generalDynamicInitializationElement.bind(0, [\r\n targetElement,\r\n ]);\r\n const viewportElement = staticInitializationElement(\r\n createNewDiv,\r\n defaultViewportInitialization,\r\n viewportInitialization\r\n );\r\n const viewportIsTarget = viewportElement === targetElement;\r\n const viewportIsTargetBody = viewportIsTarget && isBody;\r\n const evaluatedTargetObj: StructureSetupElementsObj = {\r\n _target: targetElement,\r\n _host: isTextarea\r\n ? staticInitializationElement(createNewDiv, defaultHostInitialization, hostInitialization)\r\n : (targetElement as HTMLElement),\r\n _viewport: viewportElement,\r\n _padding:\r\n !viewportIsTarget &&\r\n dynamicInitializationElement(\r\n createNewDiv,\r\n defaultPaddingInitialization,\r\n paddingInitialization\r\n ),\r\n _content:\r\n !viewportIsTarget &&\r\n dynamicInitializationElement(\r\n createNewDiv,\r\n defaultContentInitialization,\r\n contentInitialization\r\n ),\r\n _viewportArrange:\r\n !viewportIsTarget &&\r\n !_nativeScrollbarsHiding &&\r\n createUniqueViewportArrangeElement &&\r\n createUniqueViewportArrangeElement(env),\r\n _scrollOffsetElement: viewportIsTargetBody ? ownerDocument.documentElement : viewportElement,\r\n _scrollEventElement: viewportIsTargetBody ? ownerDocument : viewportElement,\r\n _windowElm: wnd,\r\n _documentElm: ownerDocument,\r\n _isTextarea: isTextarea,\r\n _isBody: isBody,\r\n _targetIsElm: targetIsElm,\r\n _viewportIsTarget: viewportIsTarget,\r\n _viewportHasClass: (className: string, attributeClassName: string) =>\r\n viewportIsTarget\r\n ? hasAttrClass(viewportElement, dataAttributeHost, attributeClassName)\r\n : hasClass(viewportElement, className),\r\n _viewportAddRemoveClass: (className: string, attributeClassName: string, add?: boolean) =>\r\n viewportIsTarget\r\n ? attrClass(viewportElement, dataAttributeHost, attributeClassName, add)\r\n : (add ? addClass : removeClass)(viewportElement, className),\r\n };\r\n const generatedElements = keys(evaluatedTargetObj).reduce((arr, key: string) => {\r\n const value = evaluatedTargetObj[key];\r\n return push(arr, value && !parent(value) ? value : false);\r\n }, [] as HTMLElement[]);\r\n const elementIsGenerated = (elm: HTMLElement | false) =>\r\n elm ? indexOf(generatedElements, elm) > -1 : null;\r\n const { _target, _host, _padding, _viewport, _content, _viewportArrange } = evaluatedTargetObj;\r\n const destroyFns: (() => any)[] = [];\r\n const isTextareaHostGenerated = isTextarea && elementIsGenerated(_host);\r\n let targetContents = isTextarea\r\n ? _target\r\n : contents(\r\n [_content, _viewport, _padding, _host, _target].find(\r\n (elm) => elementIsGenerated(elm) === false\r\n )\r\n );\r\n const contentSlot = _content || _viewport;\r\n const appendElements = () => {\r\n const removeHostDataAttr = addDataAttrHost(_host, viewportIsTarget ? 'viewport' : 'host');\r\n const removePaddingClass = addClass(_padding, classNamePadding);\r\n const removeViewportClass = addClass(_viewport, !viewportIsTarget && classNameViewport);\r\n const removeContentClass = addClass(_content, classNameContent);\r\n const removeHtmlClass = viewportIsTargetBody\r\n ? addClass(parent(targetElement), classNameViewportScrollbarHidden)\r\n : noop;\r\n\r\n // only insert host for textarea after target if it was generated\r\n if (isTextareaHostGenerated) {\r\n insertAfter(_target, _host);\r\n\r\n push(destroyFns, () => {\r\n insertAfter(_host, _target);\r\n removeElements(_host);\r\n });\r\n }\r\n\r\n appendChildren(contentSlot, targetContents);\r\n appendChildren(_host, _padding);\r\n appendChildren(_padding || _host, !viewportIsTarget && _viewport);\r\n appendChildren(_viewport, _content);\r\n\r\n push(destroyFns, () => {\r\n removeHtmlClass();\r\n removeHostDataAttr();\r\n removeAttr(_viewport, dataAttributeHostOverflowX);\r\n removeAttr(_viewport, dataAttributeHostOverflowY);\r\n\r\n if (elementIsGenerated(_content)) {\r\n unwrap(_content);\r\n }\r\n if (elementIsGenerated(_viewport)) {\r\n unwrap(_viewport);\r\n }\r\n if (elementIsGenerated(_padding)) {\r\n unwrap(_padding);\r\n }\r\n removePaddingClass();\r\n removeViewportClass();\r\n removeContentClass();\r\n });\r\n\r\n if (_nativeScrollbarsHiding && !viewportIsTarget) {\r\n push(destroyFns, removeClass.bind(0, _viewport, classNameViewportScrollbarHidden));\r\n }\r\n if (_viewportArrange) {\r\n insertBefore(_viewport, _viewportArrange);\r\n push(destroyFns, removeElements.bind(0, _viewportArrange));\r\n }\r\n\r\n // @ts-ignore\r\n targetContents = 0;\r\n };\r\n\r\n return [evaluatedTargetObj, appendElements, runEachAndClear.bind(0, destroyFns)];\r\n};\r\n","import { style } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\n/**\r\n * Lifecycle with the responsibility to adjust the trinsic behavior of the content element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createTrinsicUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const { _content } = structureSetupElements;\r\n const [getState] = state;\r\n\r\n return (updateHints) => {\r\n const { _flexboxGlue } = getEnvironment();\r\n const { _heightIntrinsic } = getState();\r\n const { _heightIntrinsicChanged } = updateHints;\r\n const heightIntrinsicChanged = (_content || !_flexboxGlue) && _heightIntrinsicChanged;\r\n\r\n if (heightIntrinsicChanged) {\r\n style(_content, {\r\n height: _heightIntrinsic ? '' : '100%',\r\n });\r\n }\r\n\r\n return {\r\n _sizeChanged: heightIntrinsicChanged,\r\n _contentMutation: heightIntrinsicChanged,\r\n };\r\n };\r\n};\r\n","import { createCache, topRightBottomLeft, equalTRBL, style, assignDeep } from 'support';\r\nimport { StyleObject } from 'typings';\r\nimport { getEnvironment } from 'environment';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\n/**\r\n * Lifecycle with the responsibility to adjust the padding styling of the padding and viewport element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createPaddingUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const [getState, setState] = state;\r\n const { _host, _padding, _viewport, _viewportIsTarget: _isSingleElm } = structureSetupElements;\r\n const [updatePaddingCache, currentPaddingCache] = createCache(\r\n {\r\n _equal: equalTRBL,\r\n _initialValue: topRightBottomLeft(),\r\n },\r\n topRightBottomLeft.bind(0, _host, 'padding', '')\r\n );\r\n\r\n return (updateHints, checkOption, force) => {\r\n let [padding, paddingChanged] = currentPaddingCache(force);\r\n const { _nativeScrollbarsHiding: _nativeScrollbarStyling, _flexboxGlue } = getEnvironment();\r\n const { _directionIsRTL } = getState();\r\n const { _sizeChanged, _contentMutation, _directionChanged } = updateHints;\r\n const [paddingAbsolute, paddingAbsoluteChanged] = checkOption('paddingAbsolute');\r\n const contentMutation = !_flexboxGlue && _contentMutation;\r\n\r\n if (_sizeChanged || paddingChanged || contentMutation) {\r\n [padding, paddingChanged] = updatePaddingCache(force);\r\n }\r\n\r\n const paddingStyleChanged =\r\n !_isSingleElm && (paddingAbsoluteChanged || _directionChanged || paddingChanged);\r\n\r\n if (paddingStyleChanged) {\r\n // if there is no padding element and no scrollbar styling, paddingAbsolute isn't supported\r\n const paddingRelative = !paddingAbsolute || (!_padding && !_nativeScrollbarStyling);\r\n const paddingHorizontal = padding.r + padding.l;\r\n const paddingVertical = padding.t + padding.b;\r\n\r\n const paddingStyle: StyleObject = {\r\n marginRight: paddingRelative && !_directionIsRTL ? -paddingHorizontal : 0,\r\n marginBottom: paddingRelative ? -paddingVertical : 0,\r\n marginLeft: paddingRelative && _directionIsRTL ? -paddingHorizontal : 0,\r\n top: paddingRelative ? -padding.t : 0,\r\n right: paddingRelative ? (_directionIsRTL ? -padding.r : 'auto') : 0,\r\n left: paddingRelative ? (_directionIsRTL ? 'auto' : -padding.l) : 0,\r\n width: paddingRelative ? `calc(100% + ${paddingHorizontal}px)` : '',\r\n };\r\n const viewportStyle: StyleObject = {\r\n paddingTop: paddingRelative ? padding.t : 0,\r\n paddingRight: paddingRelative ? padding.r : 0,\r\n paddingBottom: paddingRelative ? padding.b : 0,\r\n paddingLeft: paddingRelative ? padding.l : 0,\r\n };\r\n\r\n // if there is no padding element apply the style to the viewport element instead\r\n style(_padding || _viewport, paddingStyle);\r\n style(_viewport, viewportStyle);\r\n\r\n setState({\r\n _padding: padding,\r\n _paddingAbsolute: !paddingRelative,\r\n _viewportPaddingStyle: _padding\r\n ? viewportStyle\r\n : assignDeep({}, paddingStyle, viewportStyle),\r\n });\r\n }\r\n\r\n return {\r\n _paddingStyleChanged: paddingStyleChanged,\r\n };\r\n };\r\n};\r\n","import {\r\n createCache,\r\n attr,\r\n WH,\r\n XY,\r\n style,\r\n scrollSize,\r\n fractionalSize,\r\n equalWH,\r\n addClass,\r\n removeClass,\r\n clientSize,\r\n equalXY,\r\n attrClass,\r\n noop,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n classNameViewportScrollbarHidden,\r\n classNameOverflowVisible,\r\n dataAttributeHost,\r\n dataAttributeHostOverflowX,\r\n dataAttributeHostOverflowY,\r\n dataValueHostScrollbarHidden,\r\n dataValueHostOverflowVisible,\r\n} from 'classnames';\r\nimport { getPlugins, scrollbarsHidingPluginName } from 'plugins';\r\nimport type {\r\n ScrollbarsHidingPluginInstance,\r\n ArrangeViewport,\r\n UndoArrangeViewport,\r\n} from 'plugins/scrollbarsHidingPlugin';\r\nimport type { StyleObject, OverflowStyle } from 'typings';\r\nimport type { OverflowBehavior } from 'options';\r\nimport type { CreateStructureUpdateSegment } from 'setups/structureSetup/structureSetup.update';\r\n\r\nexport interface ViewportOverflowState {\r\n _scrollbarsHideOffset: XY;\r\n _scrollbarsHideOffsetArrange: XY;\r\n _overflowScroll: XY;\r\n _overflowStyle: XY;\r\n}\r\n\r\nexport type GetViewportOverflowState = (\r\n showNativeOverlaidScrollbars: boolean,\r\n viewportStyleObj?: StyleObject\r\n) => ViewportOverflowState;\r\n\r\nexport type HideNativeScrollbars = (\r\n viewportOverflowState: ViewportOverflowState,\r\n directionIsRTL: boolean,\r\n viewportArrange: boolean,\r\n viewportStyleObj: StyleObject\r\n) => void;\r\n\r\nconst { max } = Math;\r\nconst max0 = max.bind(0, 0);\r\nconst strVisible = 'visible';\r\nconst strHidden = 'hidden';\r\nconst overlaidScrollbarsHideOffset = 42;\r\nconst whCacheOptions = {\r\n _equal: equalWH,\r\n _initialValue: { w: 0, h: 0 },\r\n};\r\nconst xyCacheOptions = {\r\n _equal: equalXY,\r\n _initialValue: { x: strHidden, y: strHidden } as XY,\r\n};\r\n\r\nconst getOverflowAmount = (viewportScrollSize: WH, viewportClientSize: WH) => {\r\n const tollerance = window.devicePixelRatio % 1 !== 0 ? 1 : 0;\r\n const amount = {\r\n w: max0(viewportScrollSize.w - viewportClientSize.w),\r\n h: max0(viewportScrollSize.h - viewportClientSize.h),\r\n };\r\n\r\n return {\r\n w: amount.w > tollerance ? amount.w : 0,\r\n h: amount.h > tollerance ? amount.h : 0,\r\n };\r\n};\r\n\r\nconst conditionalClass = (\r\n elm: Element | false | null | undefined,\r\n classNames: string,\r\n add: boolean\r\n) => (add ? addClass(elm, classNames) : removeClass(elm, classNames));\r\n\r\nconst overflowIsVisible = (overflowBehavior: string) => overflowBehavior.indexOf(strVisible) === 0;\r\n\r\n/**\r\n * Lifecycle with the responsibility to set the correct overflow and scrollbar hiding styles of the viewport element.\r\n * @param structureUpdateHub\r\n * @returns\r\n */\r\nexport const createOverflowUpdateSegment: CreateStructureUpdateSegment = (\r\n structureSetupElements,\r\n state\r\n) => {\r\n const [getState, setState] = state;\r\n const {\r\n _host,\r\n _padding,\r\n _viewport,\r\n _viewportArrange,\r\n _viewportIsTarget,\r\n _viewportAddRemoveClass,\r\n _isBody,\r\n _windowElm,\r\n } = structureSetupElements;\r\n const {\r\n _nativeScrollbarsSize,\r\n _flexboxGlue,\r\n _nativeScrollbarsHiding,\r\n _nativeScrollbarsOverlaid,\r\n } = getEnvironment();\r\n const scrollbarsHidingPlugin = getPlugins()[scrollbarsHidingPluginName] as\r\n | ScrollbarsHidingPluginInstance\r\n | undefined;\r\n const doViewportArrange =\r\n !_viewportIsTarget &&\r\n !_nativeScrollbarsHiding &&\r\n (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n const viewportIsTargetBody = _isBody && _viewportIsTarget;\r\n\r\n const [updateSizeFraction, getCurrentSizeFraction] = createCache>(\r\n whCacheOptions,\r\n fractionalSize.bind(0, _viewport)\r\n );\r\n\r\n const [updateViewportScrollSizeCache, getCurrentViewportScrollSizeCache] = createCache<\r\n WH\r\n >(whCacheOptions, scrollSize.bind(0, _viewport));\r\n\r\n const [updateOverflowAmountCache, getCurrentOverflowAmountCache] =\r\n createCache>(whCacheOptions);\r\n\r\n const [updateOverflowEdge, getCurrentOverflowEdgeCache] = createCache>(whCacheOptions);\r\n\r\n const [updateOverflowStyleCache] = createCache>(xyCacheOptions);\r\n\r\n /**\r\n * Applies a fixed height to the viewport so it can't overflow or underflow the host element.\r\n * @param viewportOverflowState The current overflow state.\r\n * @param heightIntrinsic Whether the host height is intrinsic or not.\r\n */\r\n const fixFlexboxGlue = (\r\n viewportOverflowState: ViewportOverflowState,\r\n heightIntrinsic: boolean\r\n ) => {\r\n style(_viewport, {\r\n height: '',\r\n });\r\n\r\n if (heightIntrinsic) {\r\n const { _paddingAbsolute, _padding: padding } = getState();\r\n const { _overflowScroll, _scrollbarsHideOffset } = viewportOverflowState;\r\n const fSize = fractionalSize(_host);\r\n const hostClientSize = clientSize(_host);\r\n\r\n // padding subtraction is only needed if padding is absolute or if viewport is content-box\r\n const isContentBox = style(_viewport, 'boxSizing') === 'content-box';\r\n const paddingVertical = _paddingAbsolute || isContentBox ? padding.b + padding.t : 0;\r\n const subtractXScrollbar = !(_nativeScrollbarsOverlaid.x && isContentBox);\r\n\r\n style(_viewport, {\r\n height:\r\n hostClientSize.h +\r\n fSize.h +\r\n (_overflowScroll.x && subtractXScrollbar ? _scrollbarsHideOffset.x : 0) -\r\n paddingVertical,\r\n });\r\n }\r\n };\r\n\r\n /**\r\n * Gets the current overflow state of the viewport.\r\n * @param showNativeOverlaidScrollbars Whether native overlaid scrollbars are shown instead of hidden.\r\n * @param viewportStyleObj The viewport style object where the overflow scroll property can be read of, or undefined if shall be determined.\r\n * @returns A object which contains informations about the current overflow state.\r\n */\r\n const getViewportOverflowState: GetViewportOverflowState = (\r\n showNativeOverlaidScrollbars,\r\n viewportStyleObj?\r\n ) => {\r\n const arrangeHideOffset =\r\n !_nativeScrollbarsHiding && !showNativeOverlaidScrollbars ? overlaidScrollbarsHideOffset : 0;\r\n const getStatePerAxis = (\r\n styleKey: string,\r\n isOverlaid: boolean,\r\n nativeScrollbarSize: number\r\n ) => {\r\n const overflowStyle = style(_viewport, styleKey);\r\n // can't do something like \"viewportStyleObj && viewportStyleObj[styleKey] || overflowStyle\" here!\r\n const objectPrefferedOverflowStyle = viewportStyleObj\r\n ? viewportStyleObj[styleKey]\r\n : overflowStyle;\r\n const overflowScroll = objectPrefferedOverflowStyle === 'scroll';\r\n const nonScrollbarStylingHideOffset = isOverlaid ? arrangeHideOffset : nativeScrollbarSize;\r\n const scrollbarsHideOffset =\r\n overflowScroll && !_nativeScrollbarsHiding ? nonScrollbarStylingHideOffset : 0;\r\n const scrollbarsHideOffsetArrange = isOverlaid && !!arrangeHideOffset;\r\n\r\n return [overflowStyle, overflowScroll, scrollbarsHideOffset, scrollbarsHideOffsetArrange] as [\r\n overflowStyle: OverflowStyle,\r\n overflowScroll: boolean,\r\n scrollbarsHideOffset: number,\r\n scrollbarsHideOffsetArrange: boolean\r\n ];\r\n };\r\n\r\n const [xOverflowStyle, xOverflowScroll, xScrollbarsHideOffset, xScrollbarsHideOffsetArrange] =\r\n getStatePerAxis('overflowX', _nativeScrollbarsOverlaid.x, _nativeScrollbarsSize.x);\r\n const [yOverflowStyle, yOverflowScroll, yScrollbarsHideOffset, yScrollbarsHideOffsetArrange] =\r\n getStatePerAxis('overflowY', _nativeScrollbarsOverlaid.y, _nativeScrollbarsSize.y);\r\n\r\n return {\r\n _overflowStyle: {\r\n x: xOverflowStyle,\r\n y: yOverflowStyle,\r\n },\r\n _overflowScroll: {\r\n x: xOverflowScroll,\r\n y: yOverflowScroll,\r\n },\r\n _scrollbarsHideOffset: {\r\n x: xScrollbarsHideOffset,\r\n y: yScrollbarsHideOffset,\r\n },\r\n _scrollbarsHideOffsetArrange: {\r\n x: xScrollbarsHideOffsetArrange,\r\n y: yScrollbarsHideOffsetArrange,\r\n },\r\n };\r\n };\r\n\r\n /**\r\n * Sets the overflow property of the viewport and calculates the a overflow state according to the new parameters.\r\n * @param showNativeOverlaidScrollbars Whether to show natively overlaid scrollbars.\r\n * @param overflowAmount The overflow amount.\r\n * @param overflow The overflow behavior according to the options.\r\n * @param viewportStyleObj The viewport style object to which the overflow style shall be applied.\r\n * @returns A object which represents the newly set overflow state.\r\n */\r\n const setViewportOverflowState = (\r\n showNativeOverlaidScrollbars: boolean,\r\n hasOverflow: XY,\r\n overflowOption: XY,\r\n viewportStyleObj: StyleObject\r\n ): ViewportOverflowState => {\r\n const setAxisOverflowStyle = (behavior: OverflowBehavior, hasOverflowAxis: boolean) => {\r\n const overflowVisible = overflowIsVisible(behavior);\r\n const overflowVisibleBehavior =\r\n (hasOverflowAxis && overflowVisible && behavior.replace(`${strVisible}-`, '')) || '';\r\n return [\r\n hasOverflowAxis && !overflowVisible ? behavior : '',\r\n overflowIsVisible(overflowVisibleBehavior) ? 'hidden' : overflowVisibleBehavior,\r\n ];\r\n };\r\n\r\n const [overflowX, visibleBehaviorX] = setAxisOverflowStyle(overflowOption.x, hasOverflow.x);\r\n const [overflowY, visibleBehaviorY] = setAxisOverflowStyle(overflowOption.y, hasOverflow.y);\r\n\r\n viewportStyleObj.overflowX = visibleBehaviorX && overflowY ? visibleBehaviorX : overflowX;\r\n viewportStyleObj.overflowY = visibleBehaviorY && overflowX ? visibleBehaviorY : overflowY;\r\n\r\n return getViewportOverflowState(showNativeOverlaidScrollbars, viewportStyleObj);\r\n };\r\n\r\n /**\r\n * Hides the native scrollbars according to the passed parameters.\r\n * @param viewportOverflowState The viewport overflow state.\r\n * @param directionIsRTL Whether the direction is RTL or not.\r\n * @param viewportArrange Whether special styles related to the viewport arrange strategy shall be applied.\r\n * @param viewportStyleObj The viewport style object to which the needed styles shall be applied.\r\n */\r\n const hideNativeScrollbars: HideNativeScrollbars = (\r\n viewportOverflowState,\r\n directionIsRTL,\r\n viewportArrange,\r\n viewportStyleObj\r\n ) => {\r\n const { _scrollbarsHideOffset, _scrollbarsHideOffsetArrange } = viewportOverflowState;\r\n const { x: arrangeX, y: arrangeY } = _scrollbarsHideOffsetArrange;\r\n const { x: hideOffsetX, y: hideOffsetY } = _scrollbarsHideOffset;\r\n const { _viewportPaddingStyle: viewportPaddingStyle } = getState();\r\n const horizontalMarginKey: keyof StyleObject = directionIsRTL ? 'marginLeft' : 'marginRight';\r\n const viewportHorizontalPaddingKey: keyof StyleObject = directionIsRTL\r\n ? 'paddingLeft'\r\n : 'paddingRight';\r\n const horizontalMarginValue = viewportPaddingStyle[horizontalMarginKey] as number;\r\n const verticalMarginValue = viewportPaddingStyle.marginBottom as number;\r\n const horizontalPaddingValue = viewportPaddingStyle[viewportHorizontalPaddingKey] as number;\r\n const verticalPaddingValue = viewportPaddingStyle.paddingBottom as number;\r\n\r\n // horizontal\r\n viewportStyleObj.width = `calc(100% + ${hideOffsetY + horizontalMarginValue * -1}px)`;\r\n viewportStyleObj[horizontalMarginKey] = -hideOffsetY + horizontalMarginValue;\r\n\r\n // vertical\r\n viewportStyleObj.marginBottom = -hideOffsetX + verticalMarginValue;\r\n\r\n // viewport arrange additional styles\r\n if (viewportArrange) {\r\n viewportStyleObj[viewportHorizontalPaddingKey] =\r\n horizontalPaddingValue + (arrangeY ? hideOffsetY : 0);\r\n viewportStyleObj.paddingBottom = verticalPaddingValue + (arrangeX ? hideOffsetX : 0);\r\n }\r\n };\r\n\r\n const [arrangeViewport, undoViewportArrange] = scrollbarsHidingPlugin\r\n ? scrollbarsHidingPlugin._overflowUpdateSegment(\r\n doViewportArrange,\r\n _flexboxGlue,\r\n _viewport,\r\n _viewportArrange,\r\n getState,\r\n getViewportOverflowState,\r\n hideNativeScrollbars\r\n )\r\n : [(() => doViewportArrange) as ArrangeViewport, (() => [noop]) as UndoArrangeViewport];\r\n\r\n return (updateHints, checkOption, force) => {\r\n const {\r\n _sizeChanged,\r\n _hostMutation,\r\n _contentMutation,\r\n _paddingStyleChanged,\r\n _heightIntrinsicChanged,\r\n _directionChanged,\r\n } = updateHints;\r\n const { _heightIntrinsic, _directionIsRTL } = getState();\r\n const [showNativeOverlaidScrollbarsOption, showNativeOverlaidScrollbarsChanged] =\r\n checkOption('showNativeOverlaidScrollbars');\r\n const [overflow, overflowChanged] = checkOption>('overflow');\r\n\r\n const showNativeOverlaidScrollbars =\r\n showNativeOverlaidScrollbarsOption &&\r\n _nativeScrollbarsOverlaid.x &&\r\n _nativeScrollbarsOverlaid.y;\r\n const adjustFlexboxGlue =\r\n !_viewportIsTarget &&\r\n !_flexboxGlue &&\r\n (_sizeChanged ||\r\n _contentMutation ||\r\n _hostMutation ||\r\n showNativeOverlaidScrollbarsChanged ||\r\n _heightIntrinsicChanged);\r\n const overflowXVisible = overflowIsVisible(overflow.x);\r\n const overflowYVisible = overflowIsVisible(overflow.y);\r\n const overflowVisible = overflowXVisible || overflowYVisible;\r\n\r\n let sizeFractionCache = getCurrentSizeFraction(force);\r\n let viewportScrollSizeCache = getCurrentViewportScrollSizeCache(force);\r\n let overflowAmuntCache = getCurrentOverflowAmountCache(force);\r\n let overflowEdgeCache = getCurrentOverflowEdgeCache(force);\r\n\r\n let preMeasureViewportOverflowState: ViewportOverflowState | undefined;\r\n\r\n if (showNativeOverlaidScrollbarsChanged && _nativeScrollbarsHiding) {\r\n _viewportAddRemoveClass(\r\n classNameViewportScrollbarHidden,\r\n dataValueHostScrollbarHidden,\r\n !showNativeOverlaidScrollbars\r\n );\r\n }\r\n\r\n if (adjustFlexboxGlue) {\r\n preMeasureViewportOverflowState = getViewportOverflowState(showNativeOverlaidScrollbars);\r\n fixFlexboxGlue(preMeasureViewportOverflowState, _heightIntrinsic);\r\n }\r\n\r\n if (\r\n _sizeChanged ||\r\n _paddingStyleChanged ||\r\n _contentMutation ||\r\n _directionChanged ||\r\n showNativeOverlaidScrollbarsChanged\r\n ) {\r\n if (overflowVisible) {\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible, false);\r\n }\r\n\r\n const [redoViewportArrange, undoViewportArrangeOverflowState] = undoViewportArrange(\r\n showNativeOverlaidScrollbars,\r\n _directionIsRTL,\r\n preMeasureViewportOverflowState\r\n );\r\n const [sizeFraction, sizeFractionChanged] = (sizeFractionCache = updateSizeFraction(force));\r\n const [viewportScrollSize, viewportScrollSizeChanged] = (viewportScrollSizeCache =\r\n updateViewportScrollSizeCache(force));\r\n const viewportclientSize = clientSize(_viewport);\r\n let arrangedViewportScrollSize = viewportScrollSize;\r\n let arrangedViewportClientSize = viewportclientSize;\r\n\r\n redoViewportArrange();\r\n\r\n // if re measure is required (only required if content arrange strategy is used)\r\n if (\r\n (viewportScrollSizeChanged || sizeFractionChanged || showNativeOverlaidScrollbarsChanged) &&\r\n undoViewportArrangeOverflowState &&\r\n !showNativeOverlaidScrollbars &&\r\n arrangeViewport(\r\n undoViewportArrangeOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n _directionIsRTL\r\n )\r\n ) {\r\n arrangedViewportClientSize = clientSize(_viewport);\r\n arrangedViewportScrollSize = scrollSize(_viewport);\r\n }\r\n\r\n const overflowAmountScrollSize = {\r\n w: max0(max(viewportScrollSize.w, arrangedViewportScrollSize.w) + sizeFraction.w),\r\n h: max0(max(viewportScrollSize.h, arrangedViewportScrollSize.h) + sizeFraction.h),\r\n };\r\n const overflowAmountClientSize = {\r\n w: max0(\r\n viewportIsTargetBody\r\n ? _windowElm.innerWidth\r\n : arrangedViewportClientSize.w +\r\n max0(viewportclientSize.w - viewportScrollSize.w) +\r\n sizeFraction.w\r\n ),\r\n h: max0(\r\n viewportIsTargetBody\r\n ? _windowElm.innerHeight\r\n : arrangedViewportClientSize.h +\r\n max0(viewportclientSize.h - viewportScrollSize.h) +\r\n sizeFraction.h\r\n ),\r\n };\r\n\r\n overflowEdgeCache = updateOverflowEdge(overflowAmountClientSize);\r\n overflowAmuntCache = updateOverflowAmountCache(\r\n getOverflowAmount(overflowAmountScrollSize, overflowAmountClientSize),\r\n force\r\n );\r\n }\r\n\r\n const [overflowEdge, overflowEdgeChanged] = overflowEdgeCache;\r\n const [overflowAmount, overflowAmountChanged] = overflowAmuntCache;\r\n const [viewportScrollSize, viewportScrollSizeChanged] = viewportScrollSizeCache;\r\n const [sizeFraction, sizeFractionChanged] = sizeFractionCache;\r\n const hasOverflow = {\r\n x: overflowAmount.w > 0,\r\n y: overflowAmount.h > 0,\r\n };\r\n const removeClipping =\r\n (overflowXVisible && overflowYVisible && (hasOverflow.x || hasOverflow.y)) ||\r\n (overflowXVisible && hasOverflow.x && !hasOverflow.y) ||\r\n (overflowYVisible && hasOverflow.y && !hasOverflow.x);\r\n\r\n if (\r\n _paddingStyleChanged ||\r\n _directionChanged ||\r\n sizeFractionChanged ||\r\n viewportScrollSizeChanged ||\r\n overflowEdgeChanged ||\r\n overflowAmountChanged ||\r\n overflowChanged ||\r\n showNativeOverlaidScrollbarsChanged ||\r\n adjustFlexboxGlue\r\n ) {\r\n const viewportStyle: StyleObject = {\r\n marginRight: 0,\r\n marginBottom: 0,\r\n marginLeft: 0,\r\n width: '',\r\n overflowY: '',\r\n overflowX: '',\r\n };\r\n const viewportOverflowState = setViewportOverflowState(\r\n showNativeOverlaidScrollbars,\r\n hasOverflow,\r\n overflow,\r\n viewportStyle\r\n );\r\n const viewportArranged = arrangeViewport(\r\n viewportOverflowState,\r\n viewportScrollSize,\r\n sizeFraction,\r\n _directionIsRTL\r\n );\r\n\r\n if (!_viewportIsTarget) {\r\n hideNativeScrollbars(\r\n viewportOverflowState,\r\n _directionIsRTL,\r\n viewportArranged,\r\n viewportStyle\r\n );\r\n }\r\n\r\n if (adjustFlexboxGlue) {\r\n fixFlexboxGlue(viewportOverflowState, _heightIntrinsic);\r\n }\r\n\r\n if (_viewportIsTarget) {\r\n attr(_host, dataAttributeHostOverflowX, viewportStyle.overflowX as string);\r\n attr(_host, dataAttributeHostOverflowY, viewportStyle.overflowY as string);\r\n } else {\r\n style(_viewport, viewportStyle);\r\n }\r\n }\r\n\r\n attrClass(_host, dataAttributeHost, dataValueHostOverflowVisible, removeClipping);\r\n conditionalClass(_padding, classNameOverflowVisible, removeClipping);\r\n !_viewportIsTarget && conditionalClass(_viewport, classNameOverflowVisible, overflowVisible);\r\n\r\n const [overflowStyle, overflowStyleChanged] = updateOverflowStyleCache(\r\n getViewportOverflowState(showNativeOverlaidScrollbars)._overflowStyle\r\n );\r\n\r\n setState({\r\n _overflowStyle: overflowStyle,\r\n _overflowEdge: {\r\n x: overflowEdge.w,\r\n y: overflowEdge.h,\r\n },\r\n _overflowAmount: {\r\n x: overflowAmount.w,\r\n y: overflowAmount.h,\r\n },\r\n _hasOverflow: hasOverflow,\r\n });\r\n\r\n return {\r\n _overflowStyleChanged: overflowStyleChanged,\r\n _overflowEdgeChanged: overflowEdgeChanged,\r\n _overflowAmountChanged: overflowAmountChanged,\r\n };\r\n };\r\n};\r\n","import { each, scrollLeft, scrollTop, assignDeep, keys } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport { dataValueHostUpdating } from 'classnames';\r\nimport {\r\n createTrinsicUpdateSegment,\r\n createPaddingUpdateSegment,\r\n createOverflowUpdateSegment,\r\n} from 'setups/structureSetup/updateSegments';\r\nimport type { SetupState, SetupUpdateSegment, SetupUpdateCheckOption } from 'setups';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\n\r\nexport type CreateStructureUpdateSegment = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState\r\n) => StructureSetupUpdateSegment;\r\n\r\nexport type StructureSetupUpdateSegment = SetupUpdateSegment;\r\n\r\nexport type StructureSetupUpdate = (\r\n checkOption: SetupUpdateCheckOption,\r\n updateHints: Partial,\r\n force?: boolean\r\n) => StructureSetupUpdateHints;\r\n\r\nexport interface StructureSetupUpdateHints {\r\n _sizeChanged: boolean;\r\n _directionChanged: boolean;\r\n _heightIntrinsicChanged: boolean;\r\n _overflowEdgeChanged: boolean;\r\n _overflowAmountChanged: boolean;\r\n _overflowStyleChanged: boolean;\r\n _paddingStyleChanged: boolean;\r\n _hostMutation: boolean;\r\n _contentMutation: boolean;\r\n}\r\n\r\nconst prepareUpdateHints = (\r\n leading: Required,\r\n adaptive?: Partial,\r\n force?: boolean\r\n): Required => {\r\n const result = {};\r\n const finalAdaptive = adaptive || {};\r\n const objKeys = keys(leading).concat(keys(finalAdaptive));\r\n\r\n each(objKeys, (key) => {\r\n const leadingValue = leading[key];\r\n const adaptiveValue = finalAdaptive[key];\r\n result[key] = !!(force || leadingValue || adaptiveValue);\r\n });\r\n\r\n return result as Required;\r\n};\r\n\r\nexport const createStructureSetupUpdate = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState\r\n): StructureSetupUpdate => {\r\n const { _viewport, _viewportAddRemoveClass } = structureSetupElements;\r\n const { _nativeScrollbarsHiding, _nativeScrollbarsOverlaid, _flexboxGlue } = getEnvironment();\r\n const doViewportArrange =\r\n !_nativeScrollbarsHiding && (_nativeScrollbarsOverlaid.x || _nativeScrollbarsOverlaid.y);\r\n\r\n const updateSegments: StructureSetupUpdateSegment[] = [\r\n createTrinsicUpdateSegment(structureSetupElements, state),\r\n createPaddingUpdateSegment(structureSetupElements, state),\r\n createOverflowUpdateSegment(structureSetupElements, state),\r\n ];\r\n\r\n return (\r\n checkOption: SetupUpdateCheckOption,\r\n updateHints: Partial,\r\n force?: boolean\r\n ) => {\r\n const initialUpdateHints = prepareUpdateHints(\r\n assignDeep(\r\n {\r\n _sizeChanged: false,\r\n _paddingStyleChanged: false,\r\n _directionChanged: false,\r\n _heightIntrinsicChanged: false,\r\n _overflowEdgeChanged: false,\r\n _overflowAmountChanged: false,\r\n _overflowStyleChanged: false,\r\n _hostMutation: false,\r\n _contentMutation: false,\r\n },\r\n updateHints\r\n ),\r\n {},\r\n force\r\n );\r\n const adjustScrollOffset = doViewportArrange || !_flexboxGlue;\r\n const scrollOffsetX = adjustScrollOffset && scrollLeft(_viewport);\r\n const scrollOffsetY = adjustScrollOffset && scrollTop(_viewport);\r\n _viewportAddRemoveClass('', dataValueHostUpdating, true);\r\n\r\n let adaptivedUpdateHints: Required = initialUpdateHints;\r\n each(updateSegments, (updateSegment) => {\r\n adaptivedUpdateHints = prepareUpdateHints(\r\n adaptivedUpdateHints,\r\n updateSegment(adaptivedUpdateHints, checkOption, !!force) || {},\r\n force\r\n );\r\n });\r\n\r\n scrollLeft(_viewport, scrollOffsetX);\r\n scrollTop(_viewport, scrollOffsetY);\r\n _viewportAddRemoveClass('', dataValueHostUpdating);\r\n\r\n return adaptivedUpdateHints;\r\n };\r\n};\r\n","import {\r\n CacheValues,\r\n createCache,\r\n createDOM,\r\n scrollLeft,\r\n scrollTop,\r\n runEachAndClear,\r\n removeElements,\r\n on,\r\n addClass,\r\n push,\r\n ResizeObserverConstructor,\r\n isArray,\r\n isBoolean,\r\n removeClass,\r\n isObject,\r\n stopPropagation,\r\n appendChildren,\r\n directionIsRTL,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n classNameSizeObserver,\r\n classNameSizeObserverAppear,\r\n classNameSizeObserverListener,\r\n} from 'classnames';\r\nimport { getPlugins, SizeObserverPluginInstance, sizeObserverPluginName } from 'plugins';\r\n\r\nexport interface SizeObserverOptions {\r\n _direction?: boolean;\r\n _appear?: boolean;\r\n}\r\n\r\nexport interface SizeObserverCallbackParams {\r\n _sizeChanged: boolean;\r\n _directionIsRTLCache?: CacheValues;\r\n _appear?: boolean;\r\n}\r\n\r\nexport type SizeObserver = [destroy: () => void, append: () => void];\r\n\r\nconst scrollAmount = 3333333;\r\nconst domRectHasDimensions = (rect?: DOMRectReadOnly) => rect && (rect.height || rect.width);\r\n\r\n/**\r\n * Creates a size observer which observes any size, padding, border, margin and box-sizing changes of the target element. Depending on the options also direction and appear can be observed.\r\n * @param target The target element which shall be observed.\r\n * @param onSizeChangedCallback The callback which gets called after a size change was detected.\r\n * @param options The options for size detection, whether to observe also direction and appear.\r\n * @returns A object which represents the instance of the size observer.\r\n */\r\nexport const createSizeObserver = (\r\n target: HTMLElement,\r\n onSizeChangedCallback: (params: SizeObserverCallbackParams) => any,\r\n options?: SizeObserverOptions\r\n): SizeObserver => {\r\n const { _direction: observeDirectionChange = false, _appear: observeAppearChange = false } =\r\n options || {};\r\n const sizeObserverPlugin = getPlugins()[sizeObserverPluginName] as\r\n | SizeObserverPluginInstance\r\n | undefined;\r\n const { _rtlScrollBehavior: rtlScrollBehavior } = getEnvironment();\r\n const baseElements = createDOM(\r\n `
`\r\n );\r\n const sizeObserver = baseElements[0] as HTMLElement;\r\n const listenerElement = sizeObserver.firstChild as HTMLElement;\r\n const getIsDirectionRTL = directionIsRTL.bind(0, target);\r\n const [updateResizeObserverContentRectCache] = createCache({\r\n _initialValue: undefined,\r\n _alwaysUpdateValues: true,\r\n _equal: (currVal, newVal) =>\r\n !(\r\n !currVal || // if no initial value\r\n // if from display: none to display: block\r\n (!domRectHasDimensions(currVal) && domRectHasDimensions(newVal))\r\n ),\r\n });\r\n const onSizeChangedCallbackProxy = (\r\n sizeChangedContext?: CacheValues | ResizeObserverEntry[] | Event | boolean\r\n ) => {\r\n const isResizeObserverCall =\r\n isArray(sizeChangedContext) &&\r\n sizeChangedContext.length > 0 &&\r\n isObject(sizeChangedContext[0]);\r\n\r\n const hasDirectionCache =\r\n !isResizeObserverCall && isBoolean((sizeChangedContext as CacheValues)[0]);\r\n\r\n let skip = false;\r\n let appear: boolean | number | undefined = false;\r\n let doDirectionScroll = true; // always true if sizeChangedContext is Event (appear callback or RO. Polyfill)\r\n\r\n // if triggered from RO.\r\n if (isResizeObserverCall) {\r\n const [currRContentRect, , prevContentRect] = updateResizeObserverContentRectCache(\r\n (sizeChangedContext as ResizeObserverEntry[]).pop()!.contentRect\r\n );\r\n const hasDimensions = domRectHasDimensions(currRContentRect);\r\n const hadDimensions = domRectHasDimensions(prevContentRect);\r\n skip = !prevContentRect || !hasDimensions; // skip on initial RO. call or if display is none\r\n appear = !hadDimensions && hasDimensions;\r\n\r\n doDirectionScroll = !skip; // direction scroll when not skipping\r\n }\r\n // else if its triggered with DirectionCache\r\n else if (hasDirectionCache) {\r\n [, doDirectionScroll] = sizeChangedContext as CacheValues; // direction scroll when DirectionCache changed, false otherwise\r\n }\r\n // else if it triggered with appear from polyfill\r\n else {\r\n appear = sizeChangedContext === true;\r\n }\r\n\r\n if (observeDirectionChange && doDirectionScroll) {\r\n const rtl = hasDirectionCache\r\n ? (sizeChangedContext as CacheValues)[0]\r\n : directionIsRTL(sizeObserver);\r\n scrollLeft(\r\n sizeObserver,\r\n rtl\r\n ? rtlScrollBehavior.n\r\n ? -scrollAmount\r\n : rtlScrollBehavior.i\r\n ? 0\r\n : scrollAmount\r\n : scrollAmount\r\n );\r\n scrollTop(sizeObserver, scrollAmount);\r\n }\r\n\r\n if (!skip) {\r\n onSizeChangedCallback({\r\n _sizeChanged: !hasDirectionCache,\r\n _directionIsRTLCache: hasDirectionCache\r\n ? (sizeChangedContext as CacheValues)\r\n : undefined,\r\n _appear: !!appear,\r\n });\r\n }\r\n };\r\n const offListeners: (() => void)[] = [];\r\n let appearCallback: ((...args: any) => any) | false = observeAppearChange\r\n ? onSizeChangedCallbackProxy\r\n : false;\r\n\r\n return [\r\n () => {\r\n runEachAndClear(offListeners);\r\n removeElements(sizeObserver);\r\n },\r\n () => {\r\n if (ResizeObserverConstructor) {\r\n const resizeObserverInstance = new ResizeObserverConstructor(onSizeChangedCallbackProxy);\r\n resizeObserverInstance.observe(listenerElement);\r\n push(offListeners, () => {\r\n resizeObserverInstance.disconnect();\r\n });\r\n } else if (sizeObserverPlugin) {\r\n const [pluginAppearCallback, pluginOffListeners] = sizeObserverPlugin._(\r\n listenerElement,\r\n onSizeChangedCallbackProxy,\r\n observeAppearChange\r\n );\r\n appearCallback = pluginAppearCallback;\r\n push(offListeners, pluginOffListeners);\r\n }\r\n\r\n if (observeDirectionChange) {\r\n const [updateDirectionIsRTLCache] = createCache(\r\n {\r\n _initialValue: !getIsDirectionRTL(), // invert current value to trigger initial change\r\n },\r\n getIsDirectionRTL\r\n );\r\n\r\n push(\r\n offListeners,\r\n on(sizeObserver, 'scroll', (event: Event) => {\r\n const directionIsRTLCacheValues = updateDirectionIsRTLCache();\r\n const [directionIsRTLCache, directionIsRTLCacheChanged] = directionIsRTLCacheValues;\r\n\r\n if (directionIsRTLCacheChanged) {\r\n removeClass(listenerElement, 'ltr rtl');\r\n if (directionIsRTLCache) {\r\n addClass(listenerElement, 'rtl');\r\n } else {\r\n addClass(listenerElement, 'ltr');\r\n }\r\n onSizeChangedCallbackProxy(directionIsRTLCacheValues);\r\n }\r\n\r\n stopPropagation(event);\r\n })\r\n );\r\n }\r\n\r\n // appearCallback is always needed on scroll-observer strategy to reset it\r\n if (appearCallback) {\r\n addClass(sizeObserver, classNameSizeObserverAppear);\r\n push(\r\n offListeners,\r\n on(sizeObserver, 'animationstart', appearCallback, {\r\n // Fire only once for \"CSS is ready\" event if ResizeObserver strategy is used\r\n _once: !!ResizeObserverConstructor,\r\n })\r\n );\r\n }\r\n\r\n appendChildren(target, sizeObserver);\r\n },\r\n ];\r\n};\r\n","import {\r\n WH,\r\n CacheValues,\r\n createDiv,\r\n offsetSize,\r\n runEachAndClear,\r\n removeElements,\r\n createCache,\r\n push,\r\n IntersectionObserverConstructor,\r\n appendChildren,\r\n} from 'support';\r\nimport { createSizeObserver } from 'observers/sizeObserver';\r\nimport { classNameTrinsicObserver } from 'classnames';\r\n\r\nexport type TrinsicObserverCallback = (heightIntrinsic: CacheValues) => any;\r\nexport type TrinsicObserver = [\r\n destroy: () => void,\r\n append: () => void,\r\n update: () => void | Parameters\r\n];\r\n\r\nconst isHeightIntrinsic = (ioEntryOrSize: IntersectionObserverEntry | WH): boolean =>\r\n (ioEntryOrSize as WH).h === 0 ||\r\n (ioEntryOrSize as IntersectionObserverEntry).isIntersecting ||\r\n (ioEntryOrSize as IntersectionObserverEntry).intersectionRatio > 0;\r\n\r\n/**\r\n * Creates a trinsic observer which observes changes to intrinsic or extrinsic sizing for the height of the target element.\r\n * @param target The element which shall be observed.\r\n * @param onTrinsicChangedCallback The callback which gets called after a change was detected.\r\n * @returns A object which represents the instance of the trinsic observer.\r\n */\r\nexport const createTrinsicObserver = (\r\n target: HTMLElement,\r\n onTrinsicChangedCallback: TrinsicObserverCallback\r\n): TrinsicObserver => {\r\n let intersectionObserverInstance: undefined | IntersectionObserver;\r\n const trinsicObserver = createDiv(classNameTrinsicObserver);\r\n const offListeners: (() => void)[] = [];\r\n const [updateHeightIntrinsicCache] = createCache({\r\n _initialValue: false,\r\n });\r\n const triggerOnTrinsicChangedCallback = (\r\n updateValue?: IntersectionObserverEntry | WH,\r\n fromRecords?: true\r\n ): void | Parameters => {\r\n if (updateValue) {\r\n const heightIntrinsic = updateHeightIntrinsicCache(isHeightIntrinsic(updateValue));\r\n const [, heightIntrinsicChanged] = heightIntrinsic;\r\n\r\n if (heightIntrinsicChanged) {\r\n !fromRecords && onTrinsicChangedCallback(heightIntrinsic);\r\n return [heightIntrinsic];\r\n }\r\n }\r\n };\r\n const intersectionObserverCallback = (\r\n entries: IntersectionObserverEntry[],\r\n fromRecords?: true\r\n ) => {\r\n if (entries && entries.length > 0) {\r\n return triggerOnTrinsicChangedCallback(entries.pop(), fromRecords);\r\n }\r\n };\r\n\r\n return [\r\n () => {\r\n runEachAndClear(offListeners);\r\n removeElements(trinsicObserver);\r\n },\r\n () => {\r\n if (IntersectionObserverConstructor) {\r\n intersectionObserverInstance = new IntersectionObserverConstructor(\r\n (entries) => intersectionObserverCallback(entries),\r\n { root: target }\r\n );\r\n intersectionObserverInstance.observe(trinsicObserver);\r\n push(offListeners, () => {\r\n intersectionObserverInstance!.disconnect();\r\n });\r\n } else {\r\n const onSizeChanged = () => {\r\n const newSize = offsetSize(trinsicObserver);\r\n triggerOnTrinsicChangedCallback(newSize);\r\n };\r\n const [destroySizeObserver, appendSizeObserver] = createSizeObserver(\r\n trinsicObserver,\r\n onSizeChanged\r\n );\r\n push(offListeners, destroySizeObserver);\r\n appendSizeObserver();\r\n onSizeChanged();\r\n }\r\n\r\n appendChildren(target, trinsicObserver);\r\n },\r\n () => {\r\n if (intersectionObserverInstance) {\r\n return intersectionObserverCallback(intersectionObserverInstance.takeRecords(), true);\r\n }\r\n },\r\n ];\r\n};\r\n","import {\r\n each,\r\n noop,\r\n debounce,\r\n indexOf,\r\n isString,\r\n MutationObserverConstructor,\r\n isEmptyArray,\r\n on,\r\n attr,\r\n is,\r\n find,\r\n push,\r\n} from 'support';\r\n\r\ntype DOMContentObserverCallback = (contentChangedTroughEvent: boolean) => any;\r\n\r\ntype DOMTargetObserverCallback = (targetChangedAttrs: string[], targetStyleChanged: boolean) => any;\r\n\r\ninterface DOMObserverOptionsBase {\r\n _attributes?: string[];\r\n _styleChangingAttributes?: string[];\r\n /**\r\n * A function which can ignore a changed attribute if it returns true.\r\n * for DOMTargetObserver this applies to the changes to the observed target\r\n * for DOMContentObserver this applies to changes to nested targets -> nested targets are elements which match the \"_nestedTargetSelector\" selector\r\n */\r\n _ignoreTargetChange?: DOMObserverIgnoreTargetChange;\r\n}\r\n\r\ninterface DOMContentObserverOptions extends DOMObserverOptionsBase {\r\n _eventContentChange?: DOMObserverEventContentChange; // [selector, eventname(s) | function returning eventname(s)] -> eventnames divided by whitespaces\r\n _nestedTargetSelector?: string;\r\n _ignoreContentChange?: DOMObserverIgnoreContentChange; // function which will prevent marking certain dom changes as content change if it returns true\r\n}\r\n\r\ntype DOMTargetObserverOptions = DOMObserverOptionsBase;\r\n\r\ntype ContentChangeArrayItem = [selector?: string, eventNames?: string] | null | undefined;\r\n\r\nexport type DOMObserverEventContentChange =\r\n | Array\r\n | false\r\n | null\r\n | undefined;\r\n\r\nexport type DOMObserverIgnoreContentChange = (\r\n mutation: MutationRecord,\r\n isNestedTarget: boolean,\r\n domObserverTarget: HTMLElement,\r\n domObserverOptions?: DOMContentObserverOptions\r\n) => boolean;\r\n\r\nexport type DOMObserverIgnoreTargetChange = (\r\n target: Node,\r\n attributeName: string,\r\n oldAttributeValue: string | null,\r\n newAttributeValue: string | null\r\n) => boolean;\r\n\r\nexport type DOMObserverCallback = ContentObserver extends true\r\n ? DOMContentObserverCallback\r\n : DOMTargetObserverCallback;\r\n\r\nexport type DOMObserverOptions = ContentObserver extends true\r\n ? DOMContentObserverOptions\r\n : DOMTargetObserverOptions;\r\n\r\nexport type DOMObserver = [\r\n destroy: () => void,\r\n update: () => void | false | Parameters>\r\n];\r\n\r\ntype EventContentChangeUpdateElement = (getElements?: (selector: string) => Node[]) => void;\r\ntype EventContentChange = [destroy: () => void, updateElements: EventContentChangeUpdateElement];\r\n\r\n/**\r\n * Creates a set of helper functions to observe events of elements inside the target element.\r\n * @param target The target element of which the children elements shall be observed. (not only direct children but also nested ones)\r\n * @param eventContentChange The event content change array. (array of tuples: selector and eventname(s))\r\n * @param callback Callback which is called if one of the elements emits the corresponding event.\r\n * @returns A object which contains a set of helper functions to destroy and update the observation of elements.\r\n */\r\nconst createEventContentChange = (\r\n target: Element,\r\n callback: (...args: any) => any,\r\n eventContentChange?: DOMObserverEventContentChange\r\n): EventContentChange => {\r\n let map: WeakMap any]> | undefined; // weak map to prevent memory leak for detached elements\r\n let destroyed = false;\r\n const destroy = () => {\r\n destroyed = true;\r\n };\r\n const updateElements: EventContentChangeUpdateElement = (getElements?) => {\r\n if (eventContentChange) {\r\n const eventElmList = eventContentChange.reduce>((arr, item) => {\r\n if (item) {\r\n const selector = item[0];\r\n const eventNames = item[1];\r\n const elements =\r\n eventNames &&\r\n selector &&\r\n (getElements ? getElements(selector) : find(selector, target));\r\n\r\n if (elements && elements.length && eventNames && isString(eventNames)) {\r\n push(arr, [elements, eventNames.trim()], true);\r\n }\r\n }\r\n return arr;\r\n }, []);\r\n\r\n each(eventElmList, (item) =>\r\n each(item[0], (elm) => {\r\n const eventNames = item[1];\r\n const entry = map!.get(elm);\r\n\r\n if (entry) {\r\n const entryEventNames = entry[0];\r\n const entryOff = entry[1];\r\n\r\n // in case an already registered element is registered again, unregister the previous events\r\n if (entryEventNames === eventNames) {\r\n entryOff();\r\n }\r\n }\r\n\r\n const off = on(elm, eventNames, (event: Event) => {\r\n if (destroyed) {\r\n off();\r\n map!.delete(elm);\r\n } else {\r\n callback(event);\r\n }\r\n });\r\n map!.set(elm, [eventNames, off]);\r\n })\r\n );\r\n }\r\n };\r\n\r\n if (eventContentChange) {\r\n map = new WeakMap();\r\n updateElements();\r\n }\r\n\r\n return [destroy, updateElements];\r\n};\r\n\r\n/**\r\n * Creates a DOM observer which observes DOM changes to either the target element or its children.\r\n * @param target The element which shall be observed.\r\n * @param isContentObserver Whether this observer is just observing the target or just the targets children. (not only direct children but also nested ones)\r\n * @param callback The callback which gets called if a change was detected.\r\n * @param options The options for DOM change detection.\r\n * @returns A object which represents the instance of the DOM observer.\r\n */\r\nexport const createDOMObserver = (\r\n target: HTMLElement,\r\n isContentObserver: ContentObserver,\r\n callback: DOMObserverCallback,\r\n options?: DOMObserverOptions\r\n): DOMObserver => {\r\n let isConnected = false;\r\n const {\r\n _attributes,\r\n _styleChangingAttributes,\r\n _eventContentChange,\r\n _nestedTargetSelector,\r\n _ignoreTargetChange,\r\n _ignoreContentChange,\r\n } = (options as DOMContentObserverOptions & DOMTargetObserverOptions) || {};\r\n const debouncedEventContentChange = debounce(\r\n () => {\r\n if (isConnected) {\r\n (callback as DOMContentObserverCallback)(true);\r\n }\r\n },\r\n { _timeout: 33, _maxDelay: 99 }\r\n );\r\n const [destroyEventContentChange, updateEventContentChangeElements] = createEventContentChange(\r\n target,\r\n debouncedEventContentChange,\r\n _eventContentChange\r\n );\r\n\r\n // MutationObserver\r\n const finalAttributes = _attributes || [];\r\n const finalStyleChangingAttributes = _styleChangingAttributes || [];\r\n const observedAttributes = finalAttributes.concat(finalStyleChangingAttributes);\r\n const observerCallback = (\r\n mutations: MutationRecord[],\r\n fromRecords?: true\r\n ): void | Parameters> => {\r\n const ignoreTargetChange = _ignoreTargetChange || noop;\r\n const ignoreContentChange = _ignoreContentChange || noop;\r\n const targetChangedAttrs: string[] = [];\r\n const totalAddedNodes: Node[] = [];\r\n let targetStyleChanged = false;\r\n let contentChanged = false;\r\n let childListChanged = false;\r\n each(mutations, (mutation) => {\r\n const { attributeName, target: mutationTarget, type, oldValue, addedNodes } = mutation;\r\n const isAttributesType = type === 'attributes';\r\n const isChildListType = type === 'childList';\r\n const targetIsMutationTarget = target === mutationTarget;\r\n const attributeValue =\r\n isAttributesType && isString(attributeName)\r\n ? attr(mutationTarget as HTMLElement, attributeName!)\r\n : 0;\r\n const attributeChanged = attributeValue !== 0 && oldValue !== attributeValue;\r\n const styleChangingAttrChanged =\r\n indexOf(finalStyleChangingAttributes, attributeName) > -1 && attributeChanged;\r\n\r\n // if is content observer and something changed in children\r\n if (isContentObserver && !targetIsMutationTarget) {\r\n const notOnlyAttrChanged = !isAttributesType;\r\n const contentAttrChanged = isAttributesType && styleChangingAttrChanged;\r\n const isNestedTarget =\r\n contentAttrChanged && _nestedTargetSelector && is(mutationTarget, _nestedTargetSelector);\r\n const baseAssertion = isNestedTarget\r\n ? !ignoreTargetChange(mutationTarget, attributeName!, oldValue, attributeValue)\r\n : notOnlyAttrChanged || contentAttrChanged;\r\n const contentFinalChanged =\r\n baseAssertion && !ignoreContentChange(mutation, !!isNestedTarget, target, options);\r\n\r\n push(totalAddedNodes, addedNodes);\r\n\r\n contentChanged = contentChanged || contentFinalChanged;\r\n childListChanged = childListChanged || isChildListType;\r\n }\r\n // if is target observer and target attr changed\r\n if (\r\n !isContentObserver &&\r\n targetIsMutationTarget &&\r\n attributeChanged &&\r\n !ignoreTargetChange(mutationTarget, attributeName!, oldValue, attributeValue)\r\n ) {\r\n push(targetChangedAttrs, attributeName!);\r\n targetStyleChanged = targetStyleChanged || styleChangingAttrChanged;\r\n }\r\n });\r\n\r\n if (childListChanged && !isEmptyArray(totalAddedNodes)) {\r\n // adds / removes the new elements from the event content change\r\n updateEventContentChangeElements((selector) =>\r\n totalAddedNodes.reduce((arr, node) => {\r\n push(arr, find(selector, node));\r\n return is(node, selector) ? push(arr, node) : arr;\r\n }, [])\r\n );\r\n }\r\n\r\n if (isContentObserver) {\r\n !fromRecords && contentChanged && (callback as DOMContentObserverCallback)(false);\r\n return [false] as Parameters>;\r\n }\r\n if (!isEmptyArray(targetChangedAttrs) || targetStyleChanged) {\r\n !fromRecords &&\r\n (callback as DOMTargetObserverCallback)(targetChangedAttrs, targetStyleChanged);\r\n return [targetChangedAttrs, targetStyleChanged] as Parameters<\r\n DOMObserverCallback\r\n >;\r\n }\r\n };\r\n const mutationObserver: MutationObserver = new MutationObserverConstructor!((mutations) =>\r\n observerCallback(mutations)\r\n );\r\n\r\n // Connect\r\n mutationObserver.observe(target, {\r\n attributes: true,\r\n attributeOldValue: true,\r\n attributeFilter: observedAttributes,\r\n subtree: isContentObserver,\r\n childList: isContentObserver,\r\n characterData: isContentObserver,\r\n });\r\n isConnected = true;\r\n\r\n return [\r\n () => {\r\n if (isConnected) {\r\n destroyEventContentChange();\r\n mutationObserver.disconnect();\r\n isConnected = false;\r\n }\r\n },\r\n () => {\r\n if (isConnected) {\r\n debouncedEventContentChange._flush();\r\n\r\n const records = mutationObserver.takeRecords();\r\n return !isEmptyArray(records) && observerCallback(records, true);\r\n }\r\n },\r\n ];\r\n};\r\n","import {\r\n debounce,\r\n isArray,\r\n isNumber,\r\n each,\r\n indexOf,\r\n isString,\r\n attr,\r\n removeAttr,\r\n CacheValues,\r\n keys,\r\n liesBetween,\r\n scrollSize,\r\n equalWH,\r\n createCache,\r\n WH,\r\n fractionalSize,\r\n isFunction,\r\n ResizeObserverConstructor,\r\n closest,\r\n assignDeep,\r\n push,\r\n scrollLeft,\r\n scrollTop,\r\n noop,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n dataAttributeHost,\r\n dataValueHostOverflowVisible,\r\n dataValueHostUpdating,\r\n classNameViewport,\r\n classNameOverflowVisible,\r\n classNameScrollbar,\r\n classNameViewportArrange,\r\n} from 'classnames';\r\nimport { createSizeObserver, SizeObserverCallbackParams } from 'observers/sizeObserver';\r\nimport { createTrinsicObserver } from 'observers/trinsicObserver';\r\nimport { createDOMObserver, DOMObserver } from 'observers/domObserver';\r\nimport type { SetupState, SetupUpdateCheckOption } from 'setups';\r\nimport type { StructureSetupState } from 'setups/structureSetup';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type {\r\n StructureSetupUpdate,\r\n StructureSetupUpdateHints,\r\n} from 'setups/structureSetup/structureSetup.update';\r\n\r\nexport type StructureSetupObserversUpdate = (checkOption: SetupUpdateCheckOption) => void;\r\n\r\nexport type StructureSetupObservers = [\r\n destroy: () => void,\r\n appendElements: () => void,\r\n updateObservers: () => Partial,\r\n updateObserversOptions: StructureSetupObserversUpdate\r\n];\r\n\r\ntype ExcludeFromTuple = T extends [infer F, ...infer R]\r\n ? [F] extends [E]\r\n ? ExcludeFromTuple\r\n : [F, ...ExcludeFromTuple]\r\n : [];\r\n\r\nconst hostSelector = `[${dataAttributeHost}]`;\r\n\r\n// TODO: observer textarea attrs if textarea\r\n\r\nconst viewportSelector = `.${classNameViewport}`;\r\nconst viewportAttrsFromTarget = ['tabindex'];\r\nconst baseStyleChangingAttrsTextarea = ['wrap', 'cols', 'rows'];\r\nconst baseStyleChangingAttrs = ['id', 'class', 'style', 'open'];\r\n\r\nexport const createStructureSetupObservers = (\r\n structureSetupElements: StructureSetupElementsObj,\r\n state: SetupState,\r\n structureSetupUpdate: (\r\n ...args: ExcludeFromTuple, Parameters[0]>\r\n ) => any\r\n): StructureSetupObservers => {\r\n let debounceTimeout: number | false | undefined;\r\n let debounceMaxDelay: number | false | undefined;\r\n let contentMutationObserver: DOMObserver | undefined;\r\n const [, setState] = state;\r\n const {\r\n _host,\r\n _viewport,\r\n _content,\r\n _isTextarea,\r\n _viewportIsTarget,\r\n _viewportHasClass,\r\n _viewportAddRemoveClass,\r\n } = structureSetupElements;\r\n const { _flexboxGlue } = getEnvironment();\r\n\r\n const [updateContentSizeCache] = createCache>(\r\n {\r\n _equal: equalWH,\r\n _initialValue: { w: 0, h: 0 },\r\n },\r\n () => {\r\n const hasOver = _viewportHasClass(classNameOverflowVisible, dataValueHostOverflowVisible);\r\n const hasVpStyle = _viewportHasClass(classNameViewportArrange, '');\r\n const scrollOffsetX = hasVpStyle && scrollLeft(_viewport);\r\n const scrollOffsetY = hasVpStyle && scrollTop(_viewport);\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible);\r\n _viewportAddRemoveClass(classNameViewportArrange, '');\r\n _viewportAddRemoveClass('', dataValueHostUpdating, true);\r\n\r\n const contentScroll = scrollSize(_content);\r\n const viewportScroll = scrollSize(_viewport);\r\n const fractional = fractionalSize(_viewport);\r\n\r\n _viewportAddRemoveClass(classNameOverflowVisible, dataValueHostOverflowVisible, hasOver);\r\n _viewportAddRemoveClass(classNameViewportArrange, '', hasVpStyle);\r\n _viewportAddRemoveClass('', dataValueHostUpdating);\r\n scrollLeft(_viewport, scrollOffsetX);\r\n scrollTop(_viewport, scrollOffsetY);\r\n return {\r\n w: viewportScroll.w + contentScroll.w + fractional.w,\r\n h: viewportScroll.h + contentScroll.h + fractional.h,\r\n };\r\n }\r\n );\r\n const contentMutationObserverAttr = _isTextarea\r\n ? baseStyleChangingAttrsTextarea\r\n : baseStyleChangingAttrs.concat(baseStyleChangingAttrsTextarea);\r\n const structureSetupUpdateWithDebouncedAdaptiveUpdateHints = debounce(structureSetupUpdate, {\r\n _timeout: () => debounceTimeout,\r\n _maxDelay: () => debounceMaxDelay,\r\n _mergeParams(prev, curr) {\r\n const [prevObj] = prev;\r\n const [currObj] = curr;\r\n return [\r\n keys(prevObj)\r\n .concat(keys(currObj))\r\n .reduce((obj, key) => {\r\n obj[key] = prevObj[key] || currObj[key];\r\n return obj;\r\n }, {}),\r\n ] as [Partial];\r\n },\r\n });\r\n\r\n const updateViewportAttrsFromHost = (attributes?: string[]) => {\r\n each(attributes || viewportAttrsFromTarget, (attribute) => {\r\n if (indexOf(viewportAttrsFromTarget, attribute) > -1) {\r\n const hostAttr = attr(_host, attribute);\r\n if (isString(hostAttr)) {\r\n attr(_viewport, attribute, hostAttr);\r\n } else {\r\n removeAttr(_viewport, attribute);\r\n }\r\n }\r\n });\r\n };\r\n const onTrinsicChanged = (heightIntrinsicCache: CacheValues, fromRecords?: true) => {\r\n const [heightIntrinsic, heightIntrinsicChanged] = heightIntrinsicCache;\r\n const updateHints: Partial = {\r\n _heightIntrinsicChanged: heightIntrinsicChanged,\r\n };\r\n setState({ _heightIntrinsic: heightIntrinsic });\r\n\r\n !fromRecords && structureSetupUpdate(updateHints);\r\n return updateHints;\r\n };\r\n const onSizeChanged = ({\r\n _sizeChanged,\r\n _directionIsRTLCache,\r\n _appear,\r\n }: SizeObserverCallbackParams) => {\r\n const updateFn =\r\n !_sizeChanged || _appear\r\n ? structureSetupUpdate\r\n : structureSetupUpdateWithDebouncedAdaptiveUpdateHints;\r\n\r\n let directionChanged = false;\r\n if (_directionIsRTLCache) {\r\n const [directionIsRTL, directionIsRTLChanged] = _directionIsRTLCache;\r\n directionChanged = directionIsRTLChanged;\r\n\r\n setState({ _directionIsRTL: directionIsRTL });\r\n }\r\n\r\n updateFn({ _sizeChanged, _directionChanged: directionChanged });\r\n };\r\n const onContentMutation = (contentChangedTroughEvent: boolean, fromRecords?: true) => {\r\n const [, contentSizeChanged] = updateContentSizeCache();\r\n const updateHints: Partial = {\r\n _contentMutation: contentSizeChanged,\r\n };\r\n // if contentChangedTroughEvent is true its already debounced\r\n const updateFn = contentChangedTroughEvent\r\n ? structureSetupUpdate\r\n : structureSetupUpdateWithDebouncedAdaptiveUpdateHints;\r\n\r\n if (contentSizeChanged) {\r\n !fromRecords && updateFn(updateHints);\r\n }\r\n return updateHints;\r\n };\r\n const onHostMutation = (\r\n targetChangedAttrs: string[],\r\n targetStyleChanged: boolean,\r\n fromRecords?: true\r\n ) => {\r\n const updateHints: Partial = { _hostMutation: targetStyleChanged };\r\n if (targetStyleChanged) {\r\n !fromRecords && structureSetupUpdateWithDebouncedAdaptiveUpdateHints(updateHints);\r\n } else if (!_viewportIsTarget) {\r\n updateViewportAttrsFromHost(targetChangedAttrs);\r\n }\r\n return updateHints;\r\n };\r\n\r\n const [destroyTrinsicObserver, appendTrinsicObserver, updateTrinsicObserver] =\r\n _content || !_flexboxGlue ? createTrinsicObserver(_host, onTrinsicChanged) : [noop, noop, noop];\r\n const [destroySizeObserver, appendSizeObserver] = !_viewportIsTarget\r\n ? createSizeObserver(_host, onSizeChanged, {\r\n _appear: true,\r\n _direction: true,\r\n })\r\n : [noop, noop];\r\n const [destroyHostMutationObserver, updateHostMutationObserver] = createDOMObserver(\r\n _host,\r\n false,\r\n onHostMutation,\r\n {\r\n _styleChangingAttributes: baseStyleChangingAttrs,\r\n _attributes: baseStyleChangingAttrs.concat(viewportAttrsFromTarget),\r\n }\r\n );\r\n\r\n const viewportIsTargetResizeObserver =\r\n _viewportIsTarget &&\r\n ResizeObserverConstructor &&\r\n new ResizeObserverConstructor(onSizeChanged.bind(0, { _sizeChanged: true }));\r\n\r\n viewportIsTargetResizeObserver && viewportIsTargetResizeObserver.observe(_host);\r\n updateViewportAttrsFromHost();\r\n\r\n return [\r\n () => {\r\n destroyTrinsicObserver();\r\n destroySizeObserver();\r\n contentMutationObserver && contentMutationObserver[0](); // destroy\r\n viewportIsTargetResizeObserver && viewportIsTargetResizeObserver.disconnect();\r\n destroyHostMutationObserver();\r\n },\r\n () => {\r\n // order is matter!\r\n appendSizeObserver();\r\n appendTrinsicObserver();\r\n },\r\n () => {\r\n const updateHints: Partial = {};\r\n const hostUpdateResult = updateHostMutationObserver();\r\n const trinsicUpdateResult = updateTrinsicObserver();\r\n const contentUpdateResult = contentMutationObserver && contentMutationObserver[1](); // update\r\n\r\n if (hostUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onHostMutation.apply(\r\n 0,\r\n push(hostUpdateResult, true) as [\r\n ...updateResult: typeof hostUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n if (trinsicUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onTrinsicChanged.apply(\r\n 0,\r\n push(trinsicUpdateResult as any[], true) as [\r\n ...updateResult: typeof trinsicUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n if (contentUpdateResult) {\r\n assignDeep(\r\n updateHints,\r\n onContentMutation.apply(\r\n 0,\r\n push(contentUpdateResult, true) as [\r\n ...updateResult: typeof contentUpdateResult,\r\n fromRecords: true\r\n ]\r\n )\r\n );\r\n }\r\n\r\n return updateHints;\r\n },\r\n (checkOption) => {\r\n const [ignoreMutation] = checkOption('updating.ignoreMutation');\r\n const [attributes, attributesChanged] = checkOption('updating.attributes');\r\n const [elementEvents, elementEventsChanged] = checkOption | null>(\r\n 'updating.elementEvents'\r\n );\r\n const [debounceValue, debounceChanged] = checkOption | number | null>(\r\n 'updating.debounce'\r\n );\r\n const updateContentMutationObserver = elementEventsChanged || attributesChanged;\r\n const ignoreMutationFromOptions = (mutation: MutationRecord) =>\r\n isFunction(ignoreMutation) && ignoreMutation(mutation);\r\n\r\n if (updateContentMutationObserver) {\r\n if (contentMutationObserver) {\r\n contentMutationObserver[1](); // update\r\n contentMutationObserver[0](); // destroy\r\n }\r\n contentMutationObserver = createDOMObserver(\r\n _content || _viewport,\r\n true,\r\n onContentMutation,\r\n {\r\n _styleChangingAttributes: contentMutationObserverAttr.concat(attributes || []),\r\n _attributes: contentMutationObserverAttr.concat(attributes || []),\r\n _eventContentChange: elementEvents,\r\n _nestedTargetSelector: hostSelector,\r\n _ignoreContentChange: (mutation, isNestedTarget) => {\r\n const { target, attributeName } = mutation;\r\n const ignore =\r\n !isNestedTarget && attributeName && !_viewportIsTarget\r\n ? liesBetween(target, hostSelector, viewportSelector)\r\n : false;\r\n return (\r\n ignore ||\r\n !!closest(target, `.${classNameScrollbar}`) || // ignore explicitely all scrollbar elements\r\n !!ignoreMutationFromOptions(mutation)\r\n );\r\n },\r\n }\r\n );\r\n }\r\n\r\n if (debounceChanged) {\r\n structureSetupUpdateWithDebouncedAdaptiveUpdateHints._flush();\r\n if (isArray(debounceValue)) {\r\n const timeout = debounceValue[0];\r\n const maxWait = debounceValue[1];\r\n debounceTimeout = isNumber(timeout) ? timeout : false;\r\n debounceMaxDelay = isNumber(maxWait) ? maxWait : false;\r\n } else if (isNumber(debounceValue)) {\r\n debounceTimeout = debounceValue;\r\n debounceMaxDelay = false;\r\n } else {\r\n debounceTimeout = false;\r\n debounceMaxDelay = false;\r\n }\r\n }\r\n },\r\n ];\r\n};\r\n","import { createEventListenerHub, isEmptyObject, keys } from 'support';\r\nimport { createState, createOptionCheck } from 'setups/setups';\r\nimport { createStructureSetupElements } from 'setups/structureSetup/structureSetup.elements';\r\nimport { createStructureSetupUpdate } from 'setups/structureSetup/structureSetup.update';\r\nimport { createStructureSetupObservers } from 'setups/structureSetup/structureSetup.observers';\r\nimport type { StructureSetupUpdateHints } from 'setups/structureSetup/structureSetup.update';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type { TRBL, XY, EventListener } from 'support';\r\nimport type { Options, ReadonlyOptions } from 'options';\r\nimport type { Setup } from 'setups';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { DeepPartial, StyleObject, OverflowStyle } from 'typings';\r\n\r\nexport interface StructureSetupState {\r\n _padding: TRBL;\r\n _paddingAbsolute: boolean;\r\n _viewportPaddingStyle: StyleObject;\r\n _overflowEdge: XY;\r\n _overflowAmount: XY;\r\n _overflowStyle: XY;\r\n _hasOverflow: XY;\r\n _heightIntrinsic: boolean;\r\n _directionIsRTL: boolean;\r\n}\r\n\r\nexport interface StructureSetupStaticState {\r\n _elements: StructureSetupElementsObj;\r\n _appendElements: () => void;\r\n _addOnUpdatedListener: (listener: EventListener) => void;\r\n}\r\n\r\ntype StructureSetupEventMap = {\r\n u: [updateHints: StructureSetupUpdateHints, changedOptions: DeepPartial, force: boolean];\r\n};\r\n\r\nconst initialXYNumber = { x: 0, y: 0 };\r\nconst initialStructureSetupUpdateState: StructureSetupState = {\r\n _padding: {\r\n t: 0,\r\n r: 0,\r\n b: 0,\r\n l: 0,\r\n },\r\n _paddingAbsolute: false,\r\n _viewportPaddingStyle: {\r\n marginRight: 0,\r\n marginBottom: 0,\r\n marginLeft: 0,\r\n paddingTop: 0,\r\n paddingRight: 0,\r\n paddingBottom: 0,\r\n paddingLeft: 0,\r\n },\r\n _overflowEdge: initialXYNumber,\r\n _overflowAmount: initialXYNumber,\r\n _overflowStyle: {\r\n x: 'hidden',\r\n y: 'hidden',\r\n },\r\n _hasOverflow: {\r\n x: false,\r\n y: false,\r\n },\r\n _heightIntrinsic: false,\r\n _directionIsRTL: false,\r\n};\r\n\r\nexport const createStructureSetup = (\r\n target: InitializationTarget,\r\n options: ReadonlyOptions\r\n): Setup => {\r\n const checkOptionsFallback = createOptionCheck(options, {});\r\n const state = createState(initialStructureSetupUpdateState);\r\n const [addEvent, removeEvent, triggerEvent] = createEventListenerHub();\r\n const [getState] = state;\r\n const [elements, appendStructureElements, destroyElements] = createStructureSetupElements(target);\r\n const updateStructure = createStructureSetupUpdate(elements, state);\r\n const triggerUpdateEvent: (...args: StructureSetupEventMap['u']) => void = (\r\n updateHints,\r\n changedOptions,\r\n force\r\n ) => {\r\n const truthyUpdateHints = keys(updateHints).some((key) => updateHints[key]);\r\n\r\n if (truthyUpdateHints || !isEmptyObject(changedOptions) || force) {\r\n triggerEvent('u', [updateHints, changedOptions, force]);\r\n }\r\n };\r\n const [destroyObservers, appendObserverElements, updateObservers, updateObserversOptions] =\r\n createStructureSetupObservers(elements, state, (updateHints) => {\r\n triggerUpdateEvent(updateStructure(checkOptionsFallback, updateHints), {}, false);\r\n });\r\n\r\n const structureSetupState = getState.bind(0) as (() => StructureSetupState) &\r\n StructureSetupStaticState;\r\n structureSetupState._addOnUpdatedListener = (listener) => {\r\n addEvent('u', listener);\r\n };\r\n structureSetupState._appendElements = () => {\r\n appendObserverElements();\r\n appendStructureElements();\r\n };\r\n structureSetupState._elements = elements;\r\n\r\n return [\r\n (changedOptions, force?) => {\r\n const checkOption = createOptionCheck(options, changedOptions, force);\r\n updateObserversOptions(checkOption);\r\n triggerUpdateEvent(\r\n updateStructure(checkOption, updateObservers(), force),\r\n changedOptions,\r\n !!force\r\n );\r\n },\r\n structureSetupState,\r\n () => {\r\n removeEvent();\r\n destroyObservers();\r\n destroyElements();\r\n },\r\n ];\r\n};\r\n","import {\r\n directionIsRTL,\r\n getBoundingClientRect,\r\n offsetSize,\r\n on,\r\n preventDefault,\r\n runEachAndClear,\r\n stopPropagation,\r\n XY,\r\n} from 'support';\r\nimport { classNamesScrollbarInteraction } from 'classnames';\r\nimport type { ReadonlyOptions } from 'options';\r\nimport type { StructureSetupState } from 'setups';\r\nimport type {\r\n ScrollbarsSetupElementsObj,\r\n ScrollbarStructure,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.elements';\r\nimport { getEnvironment } from 'environment';\r\n\r\nexport type ScrollbarsSetupEvents = (\r\n scrollbarStructure: ScrollbarStructure,\r\n scrollbarsAddRemoveClass: ScrollbarsSetupElementsObj['_scrollbarsAddRemoveClass'],\r\n documentElm: Document,\r\n scrollOffsetElm: HTMLElement,\r\n isHorizontal?: boolean\r\n) => () => void;\r\n\r\nconst { round } = Math;\r\nconst getClientOffset = (event: PointerEvent): XY => ({\r\n x: event.clientX,\r\n y: event.clientY,\r\n});\r\nconst getScale = (element: HTMLElement): XY => {\r\n const { width, height } = getBoundingClientRect(element);\r\n const { w, h } = offsetSize(element);\r\n return {\r\n x: round(width) / w || 1,\r\n y: round(height) / h || 1,\r\n };\r\n};\r\nconst continuePointerDown = (\r\n event: PointerEvent,\r\n options: ReadonlyOptions,\r\n scrollType: 'dragScroll' | 'clickScroll'\r\n) => {\r\n const scrollbarOptions = options.scrollbars;\r\n const { button, isPrimary, pointerType } = event;\r\n const { pointers } = scrollbarOptions;\r\n return (\r\n button === 0 &&\r\n isPrimary &&\r\n scrollbarOptions[scrollType] &&\r\n (pointers || []).includes(pointerType)\r\n );\r\n};\r\nconst createRootClickStopPropagationEvents = (scrollbar: HTMLElement, documentElm: Document) =>\r\n on(\r\n scrollbar,\r\n 'mousedown',\r\n on.bind(0, documentElm, 'click', stopPropagation, { _once: true, _capture: true }),\r\n { _capture: true }\r\n );\r\nconst createDragScrollingEvents = (\r\n options: ReadonlyOptions,\r\n doc: Document,\r\n scrollbarStructure: ScrollbarStructure,\r\n scrollOffsetElement: HTMLElement,\r\n structureSetupState: () => StructureSetupState,\r\n isHorizontal?: boolean\r\n) => {\r\n const { _rtlScrollBehavior } = getEnvironment();\r\n const { _handle, _track, _scrollbar } = scrollbarStructure;\r\n const scrollOffsetKey = `scroll${isHorizontal ? 'Left' : 'Top'}`;\r\n const xyKey = `${isHorizontal ? 'x' : 'y'}`;\r\n const whKey = `${isHorizontal ? 'w' : 'h'}`;\r\n const createOnPointerMoveHandler =\r\n (mouseDownScroll: number, mouseDownClientOffset: number, mouseDownInvertedScale: number) =>\r\n (event: PointerEvent) => {\r\n const { _overflowAmount } = structureSetupState();\r\n const movement =\r\n (getClientOffset(event)[xyKey] - mouseDownClientOffset) * mouseDownInvertedScale;\r\n const handleTrackDiff = offsetSize(_track)[whKey] - offsetSize(_handle)[whKey];\r\n const scrollDeltaPercent = movement / handleTrackDiff;\r\n const scrollDelta = scrollDeltaPercent * _overflowAmount[xyKey];\r\n const isRTL = directionIsRTL(_scrollbar);\r\n const negateMultiplactor =\r\n isRTL && isHorizontal ? (_rtlScrollBehavior.n || _rtlScrollBehavior.i ? 1 : -1) : 1;\r\n\r\n scrollOffsetElement[scrollOffsetKey] = mouseDownScroll + scrollDelta * negateMultiplactor;\r\n };\r\n\r\n return on(_handle, 'pointerdown', (pointerDownEvent: PointerEvent) => {\r\n if (continuePointerDown(pointerDownEvent, options, 'dragScroll')) {\r\n const offSelectStart = on(doc, 'selectstart', (event: Event) => preventDefault(event), {\r\n _passive: false,\r\n });\r\n const offPointerMove = on(\r\n _handle,\r\n 'pointermove',\r\n createOnPointerMoveHandler(\r\n scrollOffsetElement[scrollOffsetKey] || 0,\r\n getClientOffset(pointerDownEvent)[xyKey],\r\n 1 / getScale(scrollOffsetElement)[xyKey]\r\n )\r\n );\r\n\r\n on(\r\n _handle,\r\n 'pointerup',\r\n (pointerUpEvent: PointerEvent) => {\r\n offSelectStart();\r\n offPointerMove();\r\n _handle.releasePointerCapture(pointerUpEvent.pointerId);\r\n },\r\n { _once: true }\r\n );\r\n _handle.setPointerCapture(pointerDownEvent.pointerId);\r\n }\r\n });\r\n};\r\n\r\nexport const createScrollbarsSetupEvents =\r\n (\r\n options: ReadonlyOptions,\r\n structureSetupState: () => StructureSetupState\r\n ): ScrollbarsSetupEvents =>\r\n (scrollbarStructure, scrollbarsAddRemoveClass, documentElm, scrollOffsetElm, isHorizontal) => {\r\n const { _scrollbar } = scrollbarStructure;\r\n\r\n return runEachAndClear.bind(0, [\r\n on(_scrollbar, 'pointerenter', () => {\r\n scrollbarsAddRemoveClass(classNamesScrollbarInteraction, true);\r\n }),\r\n on(_scrollbar, 'pointerleave pointercancel', () => {\r\n scrollbarsAddRemoveClass(classNamesScrollbarInteraction);\r\n }),\r\n createRootClickStopPropagationEvents(_scrollbar, documentElm),\r\n createDragScrollingEvents(\r\n options,\r\n documentElm,\r\n scrollbarStructure,\r\n scrollOffsetElm,\r\n structureSetupState,\r\n isHorizontal\r\n ),\r\n ]);\r\n };\r\n","import { offsetSize } from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport type { StructureSetupState } from 'setups';\r\n\r\nconst { min, max, abs, round } = Math;\r\n\r\nexport const getScrollbarHandleLengthRatio = (\r\n scrollbarHandle: HTMLElement,\r\n scrollbarTrack: HTMLElement,\r\n isHorizontal?: boolean,\r\n structureSetupState?: StructureSetupState\r\n) => {\r\n if (structureSetupState) {\r\n const axis = isHorizontal ? 'x' : 'y';\r\n const { _overflowAmount, _overflowEdge } = structureSetupState;\r\n\r\n const viewportSize = _overflowEdge[axis];\r\n const overflowAmount = _overflowAmount[axis];\r\n return max(0, min(1, viewportSize / (viewportSize + overflowAmount)));\r\n }\r\n const axis = isHorizontal ? 'w' : 'h';\r\n const handleSize = offsetSize(scrollbarHandle)[axis];\r\n const trackSize = offsetSize(scrollbarTrack)[axis];\r\n return max(0, min(1, handleSize / trackSize));\r\n};\r\n\r\nexport const getScrollbarHandleOffsetRatio = (\r\n scrollbarHandle: HTMLElement,\r\n scrollbarTrack: HTMLElement,\r\n scrollOffsetElement: HTMLElement,\r\n structureSetupState: StructureSetupState,\r\n isRTL: boolean,\r\n isHorizontal?: boolean\r\n) => {\r\n const { _rtlScrollBehavior } = getEnvironment();\r\n const axis = isHorizontal ? 'x' : 'y';\r\n const scrollLeftTop = isHorizontal ? 'Left' : 'Top';\r\n const { _overflowAmount } = structureSetupState;\r\n const scrollPositionMax = round(_overflowAmount[axis]);\r\n const scrollPosition = abs(scrollOffsetElement[`scroll${scrollLeftTop}`]);\r\n const handleRTL = isHorizontal && isRTL;\r\n const rtlNormalizedScrollPosition = _rtlScrollBehavior.i\r\n ? scrollPosition\r\n : scrollPositionMax - scrollPosition;\r\n const finalScrollPosition = handleRTL ? rtlNormalizedScrollPosition : scrollPosition;\r\n const scrollPercent = min(1, finalScrollPosition / scrollPositionMax);\r\n const lengthRatio = getScrollbarHandleLengthRatio(scrollbarHandle, scrollbarTrack, isHorizontal);\r\n\r\n return (1 / lengthRatio) * (1 - lengthRatio) * scrollPercent;\r\n};\r\n","import {\r\n addClass,\r\n appendChildren,\r\n createDiv,\r\n directionIsRTL,\r\n each,\r\n isBoolean,\r\n isEmptyArray,\r\n push,\r\n removeClass,\r\n removeElements,\r\n runEachAndClear,\r\n setT,\r\n style,\r\n} from 'support';\r\nimport {\r\n classNameScrollbar,\r\n classNameScrollbarHorizontal,\r\n classNameScrollbarVertical,\r\n classNameScrollbarTrack,\r\n classNameScrollbarHandle,\r\n classNamesScrollbarTransitionless,\r\n} from 'classnames';\r\nimport { getEnvironment } from 'environment';\r\nimport { dynamicInitializationElement as generalDynamicInitializationElement } from 'initialization';\r\nimport {\r\n getScrollbarHandleLengthRatio,\r\n getScrollbarHandleOffsetRatio,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.calculations';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { StructureSetupElementsObj } from 'setups/structureSetup/structureSetup.elements';\r\nimport type { ScrollbarsSetupEvents } from 'setups/scrollbarsSetup/scrollbarsSetup.events';\r\nimport type {\r\n ScrollbarsInitialization,\r\n ScrollbarsDynamicInitializationElement,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.initialization';\r\nimport type { StyleObject } from 'typings';\r\nimport { StructureSetupState } from 'setups';\r\n\r\nexport interface ScrollbarStructure {\r\n _scrollbar: HTMLElement;\r\n _track: HTMLElement;\r\n _handle: HTMLElement;\r\n}\r\n\r\nexport interface ScrollbarsSetupElement {\r\n _scrollbarStructures: ScrollbarStructure[];\r\n _clone: () => ScrollbarStructure;\r\n _handleStyle: (\r\n elmStyle: (\r\n scrollbarStructure: ScrollbarStructure\r\n ) => [HTMLElement | false | null | undefined, StyleObject]\r\n ) => void;\r\n}\r\n\r\nexport interface ScrollbarsSetupElementsObj {\r\n _scrollbarsAddRemoveClass: (\r\n classNames: string | false | null | undefined,\r\n add?: boolean,\r\n isHorizontal?: boolean\r\n ) => void;\r\n _refreshScrollbarsHandleLength: (structureSetupState: StructureSetupState) => void;\r\n _refreshScrollbarsHandleOffset: (structureSetupState: StructureSetupState) => void;\r\n _horizontal: ScrollbarsSetupElement;\r\n _vertical: ScrollbarsSetupElement;\r\n}\r\n\r\nexport type ScrollbarsSetupElements = [\r\n elements: ScrollbarsSetupElementsObj,\r\n appendElements: () => void,\r\n destroy: () => void\r\n];\r\n\r\nexport const createScrollbarsSetupElements = (\r\n target: InitializationTarget,\r\n structureSetupElements: StructureSetupElementsObj,\r\n scrollbarsSetupEvents: ScrollbarsSetupEvents\r\n): ScrollbarsSetupElements => {\r\n const { _getDefaultInitialization } = getEnvironment();\r\n const { scrollbarsSlot: defaultScrollbarsSlot } = _getDefaultInitialization();\r\n const { _documentElm, _target, _host, _viewport, _targetIsElm, _scrollOffsetElement } =\r\n structureSetupElements;\r\n const { scrollbarsSlot } = (_targetIsElm ? {} : target) as ScrollbarsInitialization;\r\n const evaluatedScrollbarSlot =\r\n generalDynamicInitializationElement(\r\n [_target, _host, _viewport],\r\n () => _host,\r\n defaultScrollbarsSlot,\r\n scrollbarsSlot\r\n );\r\n const scrollbarStructureAddRemoveClass = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n classNames: string | false | null | undefined,\r\n add?: boolean\r\n ) => {\r\n const action = add ? addClass : removeClass;\r\n each(scrollbarStructures, (scrollbarStructure) => {\r\n action(scrollbarStructure._scrollbar, classNames);\r\n });\r\n };\r\n const scrollbarsHandleStyle = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n elmStyle: (\r\n scrollbarStructure: ScrollbarStructure\r\n ) => [HTMLElement | false | null | undefined, StyleObject]\r\n ) => {\r\n each(scrollbarStructures, (scrollbarStructure) => {\r\n const [elm, styles] = elmStyle(scrollbarStructure);\r\n style(elm, styles);\r\n });\r\n };\r\n const scrollbarStructureRefreshHandleLength = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n structureSetupState: StructureSetupState,\r\n isHorizontal?: boolean\r\n ) => {\r\n scrollbarsHandleStyle(scrollbarStructures, (structure) => {\r\n const { _handle, _track } = structure;\r\n return [\r\n _handle,\r\n {\r\n [isHorizontal ? 'width' : 'height']: `${(\r\n getScrollbarHandleLengthRatio(_handle, _track, isHorizontal, structureSetupState) * 100\r\n ).toFixed(3)}%`,\r\n },\r\n ];\r\n });\r\n };\r\n const scrollbarStructureRefreshHandleOffset = (\r\n scrollbarStructures: ScrollbarStructure[],\r\n structureSetupState: StructureSetupState,\r\n isHorizontal?: boolean\r\n ) => {\r\n const translateAxis = isHorizontal ? 'X' : 'Y';\r\n scrollbarsHandleStyle(scrollbarStructures, (structure) => {\r\n const { _handle, _track, _scrollbar } = structure;\r\n const offsetRatio = getScrollbarHandleOffsetRatio(\r\n _handle,\r\n _track,\r\n _scrollOffsetElement,\r\n structureSetupState,\r\n directionIsRTL(_scrollbar),\r\n isHorizontal\r\n );\r\n // eslint-disable-next-line no-self-compare\r\n const validOffsetRatio = offsetRatio === offsetRatio; // is false when offset is NaN\r\n return [\r\n _handle,\r\n {\r\n transform: validOffsetRatio\r\n ? `translate${translateAxis}(${(offsetRatio * 100).toFixed(3)}%)`\r\n : '',\r\n },\r\n ];\r\n });\r\n };\r\n\r\n const destroyFns: (() => void)[] = [];\r\n const horizontalScrollbars: ScrollbarStructure[] = [];\r\n const verticalScrollbars: ScrollbarStructure[] = [];\r\n\r\n const scrollbarsAddRemoveClass = (\r\n className: string | false | null | undefined,\r\n add?: boolean,\r\n onlyHorizontal?: boolean\r\n ) => {\r\n const singleAxis = isBoolean(onlyHorizontal);\r\n const runHorizontal = singleAxis ? onlyHorizontal : true;\r\n const runVertical = singleAxis ? !onlyHorizontal : true;\r\n runHorizontal && scrollbarStructureAddRemoveClass(horizontalScrollbars, className, add);\r\n runVertical && scrollbarStructureAddRemoveClass(verticalScrollbars, className, add);\r\n };\r\n const refreshScrollbarsHandleLength = (structureSetupState: StructureSetupState) => {\r\n scrollbarStructureRefreshHandleLength(horizontalScrollbars, structureSetupState, true);\r\n scrollbarStructureRefreshHandleLength(verticalScrollbars, structureSetupState);\r\n };\r\n const refreshScrollbarsHandleOffset = (structureSetupState: StructureSetupState) => {\r\n scrollbarStructureRefreshHandleOffset(horizontalScrollbars, structureSetupState, true);\r\n scrollbarStructureRefreshHandleOffset(verticalScrollbars, structureSetupState);\r\n };\r\n const generateScrollbarDOM = (isHorizontal?: boolean): ScrollbarStructure => {\r\n const scrollbarClassName = isHorizontal\r\n ? classNameScrollbarHorizontal\r\n : classNameScrollbarVertical;\r\n const arrToPush = isHorizontal ? horizontalScrollbars : verticalScrollbars;\r\n const transitionlessClass = isEmptyArray(arrToPush) ? classNamesScrollbarTransitionless : '';\r\n const scrollbar = createDiv(\r\n `${classNameScrollbar} ${scrollbarClassName} ${transitionlessClass}`\r\n );\r\n const track = createDiv(classNameScrollbarTrack);\r\n const handle = createDiv(classNameScrollbarHandle);\r\n const result = {\r\n _scrollbar: scrollbar,\r\n _track: track,\r\n _handle: handle,\r\n };\r\n\r\n appendChildren(scrollbar, track);\r\n appendChildren(track, handle);\r\n\r\n push(arrToPush, result);\r\n push(destroyFns, [\r\n removeElements.bind(0, scrollbar),\r\n scrollbarsSetupEvents(\r\n result,\r\n scrollbarsAddRemoveClass,\r\n _documentElm,\r\n _scrollOffsetElement,\r\n isHorizontal\r\n ),\r\n ]);\r\n\r\n return result;\r\n };\r\n const generateHorizontalScrollbarStructure = generateScrollbarDOM.bind(0, true);\r\n const generateVerticalScrollbarStructure = generateScrollbarDOM.bind(0, false);\r\n const appendElements = () => {\r\n appendChildren(evaluatedScrollbarSlot, horizontalScrollbars[0]._scrollbar);\r\n appendChildren(evaluatedScrollbarSlot, verticalScrollbars[0]._scrollbar);\r\n\r\n setT(() => {\r\n scrollbarsAddRemoveClass(classNamesScrollbarTransitionless);\r\n }, 300);\r\n };\r\n\r\n generateHorizontalScrollbarStructure();\r\n generateVerticalScrollbarStructure();\r\n\r\n return [\r\n {\r\n _refreshScrollbarsHandleLength: refreshScrollbarsHandleLength,\r\n _refreshScrollbarsHandleOffset: refreshScrollbarsHandleOffset,\r\n _scrollbarsAddRemoveClass: scrollbarsAddRemoveClass,\r\n _horizontal: {\r\n _scrollbarStructures: horizontalScrollbars,\r\n _clone: generateHorizontalScrollbarStructure,\r\n _handleStyle: scrollbarsHandleStyle.bind(0, horizontalScrollbars),\r\n },\r\n _vertical: {\r\n _scrollbarStructures: verticalScrollbars,\r\n _clone: generateVerticalScrollbarStructure,\r\n _handleStyle: scrollbarsHandleStyle.bind(0, verticalScrollbars),\r\n },\r\n },\r\n appendElements,\r\n runEachAndClear.bind(0, destroyFns),\r\n ];\r\n};\r\n","import {\r\n rAF,\r\n cAF,\r\n isFunction,\r\n on,\r\n runEachAndClear,\r\n setT,\r\n clearT,\r\n parent,\r\n scrollLeft,\r\n scrollTop,\r\n} from 'support';\r\nimport { createState, createOptionCheck } from 'setups/setups';\r\nimport { createScrollbarsSetupEvents } from 'setups/scrollbarsSetup/scrollbarsSetup.events';\r\nimport {\r\n createScrollbarsSetupElements,\r\n ScrollbarsSetupElementsObj,\r\n ScrollbarStructure,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.elements';\r\nimport {\r\n classNamesScrollbarVisible,\r\n classNamesScrollbarUnusable,\r\n classNamesScrollbarCornerless,\r\n classNamesScrollbarAutoHidden,\r\n classNamesScrollbarHandleInteractive,\r\n classNamesScrollbarTrackInteractive,\r\n classNameScrollbarRtl,\r\n} from 'classnames';\r\nimport type { StructureSetupUpdateHints } from 'setups/structureSetup/structureSetup.update';\r\nimport type {\r\n ReadonlyOptions,\r\n ScrollbarVisibilityBehavior,\r\n ScrollbarAutoHideBehavior,\r\n} from 'options';\r\nimport type { Setup, StructureSetupState, StructureSetupStaticState } from 'setups';\r\nimport type { InitializationTarget } from 'initialization';\r\nimport type { DeepPartial, OverflowStyle, StyleObject } from 'typings';\r\n\r\n// eslint-disable-next-line @typescript-eslint/no-empty-interface\r\nexport interface ScrollbarsSetupState {}\r\n\r\nexport interface ScrollbarsSetupStaticState {\r\n _elements: ScrollbarsSetupElementsObj;\r\n _appendElements: () => void;\r\n}\r\n\r\nconst createSelfCancelTimeout = (timeout?: number | (() => number)) => {\r\n let id: number;\r\n const setTFn = timeout ? setT : rAF!;\r\n const clearTFn = timeout ? clearT : cAF!;\r\n return [\r\n (callback: () => any) => {\r\n clearTFn(id);\r\n // @ts-ignore\r\n id = setTFn(callback, isFunction(timeout) ? timeout() : timeout);\r\n },\r\n () => clearTFn(id),\r\n ] as [timeout: (callback: () => any) => void, clear: () => void];\r\n};\r\n\r\nexport const createScrollbarsSetup = (\r\n target: InitializationTarget,\r\n options: ReadonlyOptions,\r\n structureSetupState: (() => StructureSetupState) & StructureSetupStaticState\r\n): Setup<\r\n ScrollbarsSetupState,\r\n ScrollbarsSetupStaticState,\r\n [DeepPartial]\r\n> => {\r\n let autoHideIsMove: boolean;\r\n let autoHideIsLeave: boolean;\r\n let autoHideNotNever: boolean;\r\n let mouseInHost: boolean | undefined;\r\n let prevTheme: string | null | undefined;\r\n let globalAutoHideDelay = 0;\r\n\r\n const state = createState({});\r\n const [getState] = state;\r\n const [requestMouseMoveAnimationFrame, cancelMouseMoveAnimationFrame] = createSelfCancelTimeout();\r\n const [requestScrollAnimationFrame, cancelScrollAnimationFrame] = createSelfCancelTimeout();\r\n const [scrollTimeout, clearScrollTimeout] = createSelfCancelTimeout(100);\r\n const [auotHideMoveTimeout, clearAutoHideTimeout] = createSelfCancelTimeout(100);\r\n const [auotHideTimeout, clearAutoTimeout] = createSelfCancelTimeout(() => globalAutoHideDelay);\r\n const [elements, appendElements, destroyElements] = createScrollbarsSetupElements(\r\n target,\r\n structureSetupState._elements,\r\n createScrollbarsSetupEvents(options, structureSetupState)\r\n );\r\n const {\r\n _host,\r\n _viewport,\r\n _scrollOffsetElement,\r\n _scrollEventElement,\r\n _viewportIsTarget,\r\n _isBody,\r\n } = structureSetupState._elements;\r\n const {\r\n _horizontal,\r\n _vertical,\r\n _scrollbarsAddRemoveClass: scrollbarsAddRemoveClass,\r\n _refreshScrollbarsHandleLength,\r\n _refreshScrollbarsHandleOffset,\r\n } = elements;\r\n const { _handleStyle: styleHorizontal } = _horizontal;\r\n const { _handleStyle: styleVertical } = _vertical;\r\n const styleScrollbarPosition = (structure: ScrollbarStructure) => {\r\n const { _scrollbar } = structure;\r\n const elm = _viewportIsTarget && !_isBody && parent(_scrollbar) === _viewport && _scrollbar;\r\n return [\r\n elm,\r\n {\r\n transform: elm\r\n ? `translate(${scrollLeft(_scrollOffsetElement)}px, ${scrollTop(_scrollOffsetElement)}px)`\r\n : '',\r\n },\r\n ] as [HTMLElement | false, StyleObject];\r\n };\r\n const manageScrollbarsAutoHide = (removeAutoHide: boolean, delayless?: boolean) => {\r\n clearAutoTimeout();\r\n if (removeAutoHide) {\r\n scrollbarsAddRemoveClass(classNamesScrollbarAutoHidden);\r\n } else {\r\n const hide = () => scrollbarsAddRemoveClass(classNamesScrollbarAutoHidden, true);\r\n if (globalAutoHideDelay > 0 && !delayless) {\r\n auotHideTimeout(hide);\r\n } else {\r\n hide();\r\n }\r\n }\r\n };\r\n const onHostMouseEnter = () => {\r\n mouseInHost = autoHideIsLeave;\r\n mouseInHost && manageScrollbarsAutoHide(true);\r\n };\r\n\r\n const destroyFns: (() => void)[] = [\r\n clearScrollTimeout,\r\n clearAutoTimeout,\r\n clearAutoHideTimeout,\r\n cancelScrollAnimationFrame,\r\n cancelMouseMoveAnimationFrame,\r\n destroyElements,\r\n\r\n on(_host, 'pointerover', onHostMouseEnter, { _once: true }),\r\n on(_host, 'pointerenter', onHostMouseEnter),\r\n on(_host, 'pointerleave', () => {\r\n mouseInHost = false;\r\n autoHideIsLeave && manageScrollbarsAutoHide(false);\r\n }),\r\n on(_host, 'pointermove', () => {\r\n autoHideIsMove &&\r\n requestMouseMoveAnimationFrame(() => {\r\n clearScrollTimeout();\r\n manageScrollbarsAutoHide(true);\r\n auotHideMoveTimeout(() => {\r\n autoHideIsMove && manageScrollbarsAutoHide(false);\r\n });\r\n });\r\n }),\r\n on(_scrollEventElement, 'scroll', () => {\r\n requestScrollAnimationFrame(() => {\r\n _refreshScrollbarsHandleOffset(structureSetupState());\r\n\r\n autoHideNotNever && manageScrollbarsAutoHide(true);\r\n scrollTimeout(() => {\r\n autoHideNotNever && !mouseInHost && manageScrollbarsAutoHide(false);\r\n });\r\n });\r\n\r\n _viewportIsTarget && styleHorizontal(styleScrollbarPosition);\r\n _viewportIsTarget && styleVertical(styleScrollbarPosition);\r\n }),\r\n ];\r\n const scrollbarsSetupState = getState.bind(0) as (() => ScrollbarsSetupState) &\r\n ScrollbarsSetupStaticState;\r\n scrollbarsSetupState._elements = elements;\r\n scrollbarsSetupState._appendElements = appendElements;\r\n\r\n return [\r\n (changedOptions, force, structureUpdateHints) => {\r\n const {\r\n _overflowEdgeChanged,\r\n _overflowAmountChanged,\r\n _overflowStyleChanged,\r\n _directionChanged,\r\n } = structureUpdateHints;\r\n const checkOption = createOptionCheck(options, changedOptions, force);\r\n const currStructureSetupState = structureSetupState();\r\n const { _overflowAmount, _overflowStyle, _directionIsRTL } = currStructureSetupState;\r\n const [theme, themeChanged] = checkOption('scrollbars.theme');\r\n const [visibility, visibilityChanged] =\r\n checkOption('scrollbars.visibility');\r\n const [autoHide, autoHideChanged] =\r\n checkOption('scrollbars.autoHide');\r\n const [autoHideDelay] = checkOption('scrollbars.autoHideDelay');\r\n const [dragScroll, dragScrollChanged] = checkOption('scrollbars.dragScroll');\r\n const [clickScroll, clickScrollChanged] = checkOption('scrollbars.clickScroll');\r\n\r\n const updateHandle =\r\n _overflowEdgeChanged || _overflowAmountChanged || _directionChanged || force;\r\n const updateVisibility = _overflowStyleChanged || visibilityChanged || force;\r\n\r\n const setScrollbarVisibility = (overflowStyle: OverflowStyle, isHorizontal: boolean) => {\r\n const isVisible =\r\n visibility === 'visible' || (visibility === 'auto' && overflowStyle === 'scroll');\r\n scrollbarsAddRemoveClass(classNamesScrollbarVisible, isVisible, isHorizontal);\r\n return isVisible;\r\n };\r\n\r\n globalAutoHideDelay = autoHideDelay;\r\n\r\n if (themeChanged) {\r\n scrollbarsAddRemoveClass(prevTheme);\r\n scrollbarsAddRemoveClass(theme, true);\r\n\r\n prevTheme = theme;\r\n }\r\n if (autoHideChanged) {\r\n autoHideIsMove = autoHide === 'move';\r\n autoHideIsLeave = autoHide === 'leave';\r\n autoHideNotNever = autoHide !== 'never';\r\n manageScrollbarsAutoHide(!autoHideNotNever, true);\r\n }\r\n if (dragScrollChanged) {\r\n scrollbarsAddRemoveClass(classNamesScrollbarHandleInteractive, dragScroll);\r\n }\r\n if (clickScrollChanged) {\r\n scrollbarsAddRemoveClass(classNamesScrollbarTrackInteractive, clickScroll);\r\n }\r\n if (updateVisibility) {\r\n const xVisible = setScrollbarVisibility(_overflowStyle.x, true);\r\n const yVisible = setScrollbarVisibility(_overflowStyle.y, false);\r\n const hasCorner = xVisible && yVisible;\r\n\r\n scrollbarsAddRemoveClass(classNamesScrollbarCornerless, !hasCorner);\r\n }\r\n if (updateHandle) {\r\n _refreshScrollbarsHandleLength(currStructureSetupState);\r\n _refreshScrollbarsHandleOffset(currStructureSetupState);\r\n\r\n scrollbarsAddRemoveClass(classNamesScrollbarUnusable, !_overflowAmount.x, true);\r\n scrollbarsAddRemoveClass(classNamesScrollbarUnusable, !_overflowAmount.y, false);\r\n scrollbarsAddRemoveClass(classNameScrollbarRtl, _directionIsRTL && !_isBody);\r\n }\r\n },\r\n scrollbarsSetupState,\r\n runEachAndClear.bind(0, destroyFns),\r\n ];\r\n};\r\n","import { OverlayScrollbars } from 'overlayscrollbars';\r\n\r\nconst targetInstanceMap: WeakMap = new WeakMap();\r\n\r\n/**\r\n * Adds the given OverlayScrollbars instance to the given element.\r\n * @param target The element which is the target of the OverlayScrollbars instance.\r\n * @param osInstance The OverlayScrollbars instance.\r\n */\r\nexport const addInstance = (target: Element, osInstance: OverlayScrollbars): void => {\r\n targetInstanceMap.set(target, osInstance);\r\n};\r\n\r\n/**\r\n * Removes a OverlayScrollbars instance from the given element.\r\n * @param target The element from which its OverlayScrollbars instance shall be removed.\r\n */\r\nexport const removeInstance = (target: Element): void => {\r\n targetInstanceMap.delete(target);\r\n};\r\n\r\n/**\r\n * Gets the OverlayScrollbars from the given element or undefined if it doesn't have one.\r\n * @param target The element of which its OverlayScrollbars instance shall be get.\r\n */\r\nexport const getInstance = (target: Element): OverlayScrollbars | undefined =>\r\n targetInstanceMap.get(target);\r\n","import {\r\n assignDeep,\r\n isEmptyObject,\r\n each,\r\n isFunction,\r\n keys,\r\n isHTMLElement,\r\n XY,\r\n TRBL,\r\n createEventListenerHub,\r\n isPlainObject,\r\n} from 'support';\r\nimport { createStructureSetup, createScrollbarsSetup } from 'setups';\r\nimport { getOptionsDiff, Options, ReadonlyOptions } from 'options';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n getPlugins,\r\n addPlugin,\r\n optionsValidationPluginName,\r\n Plugin,\r\n OptionsValidationPluginInstance,\r\n} from 'plugins';\r\nimport { addInstance, getInstance, removeInstance } from 'instances';\r\nimport type { DeepPartial, OverflowStyle } from 'typings';\r\nimport { InitializationTarget, Initialization, cancelInitialization } from 'initialization';\r\nimport type {\r\n InitialEventListeners as GeneralInitialEventListeners,\r\n EventListener as GeneralEventListener,\r\n} from 'support/eventListeners';\r\nimport {\r\n ScrollbarsSetupElement,\r\n ScrollbarStructure,\r\n} from 'setups/scrollbarsSetup/scrollbarsSetup.elements';\r\n\r\n// Notes:\r\n// Height intrinsic detection use \"content: true\" init strategy - or open ticket for custom height intrinsic observer\r\n\r\nexport interface OverlayScrollbarsStatic {\r\n (target: InitializationTarget): OverlayScrollbars | undefined;\r\n (\r\n target: InitializationTarget,\r\n options: DeepPartial,\r\n eventListeners?: GeneralInitialEventListeners\r\n ): OverlayScrollbars;\r\n\r\n plugin(plugin: Plugin | Plugin[]): void;\r\n valid(osInstance: any): boolean;\r\n env(): Environment;\r\n}\r\n\r\nexport interface Environment {\r\n scrollbarsSize: XY;\r\n scrollbarsOverlaid: XY;\r\n scrollbarsHiding: boolean;\r\n rtlScrollBehavior: { n: boolean; i: boolean };\r\n flexboxGlue: boolean;\r\n cssCustomProperties: boolean;\r\n staticDefaultInitialization: Initialization;\r\n staticDefaultOptions: Options;\r\n\r\n getDefaultInitialization(): Initialization;\r\n setDefaultInitialization(newDefaultInitialization: DeepPartial): void;\r\n getDefaultOptions(): Options;\r\n setDefaultOptions(newDefaultOptions: DeepPartial): void;\r\n}\r\n\r\nexport interface State {\r\n padding: TRBL;\r\n paddingAbsolute: boolean;\r\n overflowEdge: XY;\r\n overflowAmount: XY;\r\n overflowStyle: XY;\r\n hasOverflow: XY;\r\n directionRTL: boolean;\r\n destroyed: boolean;\r\n}\r\n\r\nexport interface ScrollbarElements {\r\n scrollbar: HTMLElement;\r\n track: HTMLElement;\r\n handle: HTMLElement;\r\n}\r\n\r\nexport interface CloneableScrollbarElements extends ScrollbarElements {\r\n clone(): ScrollbarElements;\r\n}\r\n\r\nexport interface Elements {\r\n target: HTMLElement;\r\n host: HTMLElement;\r\n padding: HTMLElement;\r\n viewport: HTMLElement;\r\n content: HTMLElement;\r\n scrollOffsetElement: HTMLElement;\r\n scrollEventElement: HTMLElement | Document;\r\n scrollbarHorizontal: CloneableScrollbarElements;\r\n scrollbarVertical: CloneableScrollbarElements;\r\n}\r\n\r\nexport interface OnUpdatedEventListenerArgs {\r\n updateHints: {\r\n sizeChanged: boolean;\r\n directionChanged: boolean;\r\n heightIntrinsicChanged: boolean;\r\n overflowEdgeChanged: boolean;\r\n overflowAmountChanged: boolean;\r\n overflowStyleChanged: boolean;\r\n hostMutation: boolean;\r\n contentMutation: boolean;\r\n };\r\n changedOptions: DeepPartial;\r\n force: boolean;\r\n}\r\n\r\nexport type EventListenerMap = {\r\n /**\r\n * Triggered after all elements are initialized and appended.\r\n */\r\n initialized: [instance: OverlayScrollbars];\r\n /**\r\n * Triggered after an update.\r\n */\r\n updated: [instance: OverlayScrollbars, onUpdatedArgs: OnUpdatedEventListenerArgs];\r\n /**\r\n * Triggered after all elements, observers and events are destroyed.\r\n */\r\n destroyed: [instance: OverlayScrollbars, canceled: boolean];\r\n};\r\n\r\nexport type InitialEventListeners = GeneralInitialEventListeners;\r\n\r\nexport type EventListener = GeneralEventListener<\r\n EventListenerMap,\r\n Name\r\n>;\r\n\r\nexport interface OverlayScrollbars {\r\n options(): Options;\r\n options(newOptions?: DeepPartial): Options;\r\n\r\n update(force?: boolean): OverlayScrollbars;\r\n\r\n destroy(): void;\r\n\r\n state(): State;\r\n\r\n elements(): Elements;\r\n\r\n on(name: Name, listener: EventListener): () => void;\r\n on(name: Name, listener: EventListener[]): () => void;\r\n\r\n off(name: Name, listener: EventListener): void;\r\n off(name: Name, listener: EventListener[]): void;\r\n}\r\n\r\n// eslint-disable-next-line @typescript-eslint/no-redeclare\r\nexport const OverlayScrollbars: OverlayScrollbarsStatic = (\r\n target: InitializationTarget,\r\n options?: DeepPartial,\r\n eventListeners?: GeneralInitialEventListeners\r\n) => {\r\n const { _getDefaultOptions, _addListener: addEnvListener } = getEnvironment();\r\n const plugins = getPlugins();\r\n const targetIsElement = isHTMLElement(target);\r\n const instanceTarget = targetIsElement ? target : target.target;\r\n const potentialInstance = getInstance(instanceTarget);\r\n if (options && !potentialInstance) {\r\n let destroyed = false;\r\n const optionsValidationPlugin = plugins[\r\n optionsValidationPluginName\r\n ] as OptionsValidationPluginInstance;\r\n const validateOptions = (newOptions?: DeepPartial) => {\r\n const opts = newOptions || {};\r\n const validate = optionsValidationPlugin && optionsValidationPlugin._;\r\n return validate ? validate(opts, true) : opts;\r\n };\r\n const currentOptions: ReadonlyOptions = assignDeep(\r\n {},\r\n _getDefaultOptions(),\r\n validateOptions(options)\r\n );\r\n const [addEvent, removeEvent, triggerEvent] = createEventListenerHub(eventListeners);\r\n const [updateStructure, structureState, destroyStructure] = createStructureSetup(\r\n target,\r\n currentOptions\r\n );\r\n const [updateScrollbars, scrollbarsState, destroyScrollbars] = createScrollbarsSetup(\r\n target,\r\n currentOptions,\r\n structureState\r\n );\r\n const update = (changedOptions: DeepPartial, force?: boolean) => {\r\n updateStructure(changedOptions, !!force);\r\n };\r\n const removeEnvListener = addEnvListener(update.bind(0, {}, true));\r\n const destroy = (canceled?: boolean) => {\r\n removeInstance(instanceTarget);\r\n removeEnvListener();\r\n\r\n destroyScrollbars();\r\n destroyStructure();\r\n\r\n destroyed = true;\r\n\r\n // eslint-disable-next-line @typescript-eslint/no-use-before-define\r\n triggerEvent('destroyed', [instance, !!canceled]);\r\n removeEvent();\r\n };\r\n\r\n const instance: OverlayScrollbars = {\r\n options(newOptions?: DeepPartial) {\r\n if (newOptions) {\r\n const changedOptions = getOptionsDiff(currentOptions, validateOptions(newOptions));\r\n\r\n if (!isEmptyObject(changedOptions)) {\r\n assignDeep(currentOptions, changedOptions);\r\n update(changedOptions);\r\n }\r\n }\r\n return assignDeep({}, currentOptions);\r\n },\r\n on: addEvent,\r\n off: (name, listener) => {\r\n name && listener && removeEvent(name, listener as any);\r\n },\r\n state() {\r\n const {\r\n _overflowEdge,\r\n _overflowAmount,\r\n _overflowStyle,\r\n _hasOverflow,\r\n _padding,\r\n _paddingAbsolute,\r\n _directionIsRTL,\r\n } = structureState();\r\n return assignDeep(\r\n {},\r\n {\r\n overflowEdge: _overflowEdge,\r\n overflowAmount: _overflowAmount,\r\n overflowStyle: _overflowStyle,\r\n hasOverflow: _hasOverflow,\r\n padding: _padding,\r\n paddingAbsolute: _paddingAbsolute,\r\n directionRTL: _directionIsRTL,\r\n destroyed,\r\n }\r\n );\r\n },\r\n elements() {\r\n const {\r\n _target,\r\n _host,\r\n _padding,\r\n _viewport,\r\n _content,\r\n _scrollOffsetElement,\r\n _scrollEventElement,\r\n } = structureState._elements;\r\n const { _horizontal, _vertical } = scrollbarsState._elements;\r\n const translateScrollbarStructure = (\r\n scrollbarStructure: ScrollbarStructure\r\n ): ScrollbarElements => {\r\n const { _handle, _track, _scrollbar } = scrollbarStructure;\r\n return {\r\n scrollbar: _scrollbar,\r\n track: _track,\r\n handle: _handle,\r\n };\r\n };\r\n const translateScrollbarsSetupElement = (\r\n scrollbarsSetupElement: ScrollbarsSetupElement\r\n ): CloneableScrollbarElements => {\r\n const { _scrollbarStructures, _clone } = scrollbarsSetupElement;\r\n const translatedStructure = translateScrollbarStructure(_scrollbarStructures[0]);\r\n\r\n return assignDeep({}, translatedStructure, {\r\n clone: () => {\r\n const result = translateScrollbarStructure(_clone());\r\n updateScrollbars({}, true, {});\r\n return result;\r\n },\r\n });\r\n };\r\n return assignDeep(\r\n {},\r\n {\r\n target: _target,\r\n host: _host,\r\n padding: _padding || _viewport,\r\n viewport: _viewport,\r\n content: _content || _viewport,\r\n scrollOffsetElement: _scrollOffsetElement,\r\n scrollEventElement: _scrollEventElement,\r\n scrollbarHorizontal: translateScrollbarsSetupElement(_horizontal),\r\n scrollbarVertical: translateScrollbarsSetupElement(_vertical),\r\n }\r\n );\r\n },\r\n update(force?: boolean) {\r\n update({}, force);\r\n return instance;\r\n },\r\n destroy: destroy.bind(0),\r\n };\r\n\r\n structureState._addOnUpdatedListener((updateHints, changedOptions, force: boolean) => {\r\n updateScrollbars(changedOptions, force, updateHints);\r\n });\r\n\r\n each(keys(plugins), (pluginName) => {\r\n const pluginInstance = plugins[pluginName];\r\n if (isFunction(pluginInstance)) {\r\n pluginInstance(OverlayScrollbars, instance);\r\n }\r\n });\r\n\r\n if (cancelInitialization(!targetIsElement && target.cancel, structureState._elements)) {\r\n destroy(true);\r\n return instance;\r\n }\r\n\r\n structureState._appendElements();\r\n scrollbarsState._appendElements();\r\n\r\n addInstance(instanceTarget, instance);\r\n triggerEvent('initialized', [instance]);\r\n\r\n structureState._addOnUpdatedListener((updateHints, changedOptions, force) => {\r\n const {\r\n _sizeChanged,\r\n _directionChanged,\r\n _heightIntrinsicChanged,\r\n _overflowEdgeChanged,\r\n _overflowAmountChanged,\r\n _overflowStyleChanged,\r\n _contentMutation,\r\n _hostMutation,\r\n } = updateHints;\r\n\r\n triggerEvent('updated', [\r\n instance,\r\n {\r\n updateHints: {\r\n sizeChanged: _sizeChanged,\r\n directionChanged: _directionChanged,\r\n heightIntrinsicChanged: _heightIntrinsicChanged,\r\n overflowEdgeChanged: _overflowEdgeChanged,\r\n overflowAmountChanged: _overflowAmountChanged,\r\n overflowStyleChanged: _overflowStyleChanged,\r\n contentMutation: _contentMutation,\r\n hostMutation: _hostMutation,\r\n },\r\n changedOptions,\r\n force,\r\n },\r\n ]);\r\n });\r\n\r\n return instance.update(true);\r\n }\r\n return potentialInstance!;\r\n};\r\n\r\nOverlayScrollbars.plugin = addPlugin;\r\nOverlayScrollbars.valid = (osInstance: any) => {\r\n const hasElmsFn = osInstance && (osInstance as OverlayScrollbars).elements;\r\n const elements = isFunction(hasElmsFn) && hasElmsFn();\r\n return isPlainObject(elements) && !!getInstance(elements.target);\r\n};\r\nOverlayScrollbars.env = () => {\r\n const {\r\n _nativeScrollbarsSize,\r\n _nativeScrollbarsOverlaid,\r\n _nativeScrollbarsHiding,\r\n _rtlScrollBehavior,\r\n _flexboxGlue,\r\n _cssCustomProperties,\r\n _staticDefaultInitialization,\r\n _staticDefaultOptions,\r\n _getDefaultInitialization,\r\n _setDefaultInitialization,\r\n _getDefaultOptions,\r\n _setDefaultOptions,\r\n } = getEnvironment();\r\n return assignDeep(\r\n {},\r\n {\r\n scrollbarsSize: _nativeScrollbarsSize,\r\n scrollbarsOverlaid: _nativeScrollbarsOverlaid,\r\n scrollbarsHiding: _nativeScrollbarsHiding,\r\n rtlScrollBehavior: _rtlScrollBehavior,\r\n flexboxGlue: _flexboxGlue,\r\n cssCustomProperties: _cssCustomProperties,\r\n staticDefaultInitialization: _staticDefaultInitialization,\r\n staticDefaultOptions: _staticDefaultOptions,\r\n\r\n getDefaultInitialization: _getDefaultInitialization,\r\n setDefaultInitialization: _setDefaultInitialization,\r\n 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a/packages/overlayscrollbars/package.json b/packages/overlayscrollbars/package.json index cf57e1a..9734827 100644 --- a/packages/overlayscrollbars/package.json +++ b/packages/overlayscrollbars/package.json @@ -5,9 +5,12 @@ "version": "0.0.1", "files": [ "src", - "dist" + "dist", + "types/overlayscrollbars.d.ts" ], - "types": "types/index.d.ts", + "main": "dist/overlayscrollbars.js", + "module": "dist/overlayscrollbars.esm.js", + "types": "types/overlayscrollbars.d.ts", "scripts": { "test:jsdom": "jest --coverage --runInBand --detectOpenHandles --testPathPattern", "posttest:jsdom": "full-coverage", diff --git a/packages/overlayscrollbars/types/overlayscrollbars.d.ts b/packages/overlayscrollbars/types/overlayscrollbars.d.ts index 035a4f6..aea9c03 100644 --- a/packages/overlayscrollbars/types/overlayscrollbars.d.ts +++ b/packages/overlayscrollbars/types/overlayscrollbars.d.ts @@ -192,9 +192,13 @@ type ScrollbarsHidingPluginInstance = { declare const scrollbarsHidingPlugin: Plugin; type GeneralInitialEventListeners = InitialEventListeners; type GeneralEventListener = EventListener; +// Notes: +// Height intrinsic detection use "content: true" init strategy - or open ticket for custom height intrinsic observer interface OverlayScrollbarsStatic { - (target: InitializationTarget, options?: DeepPartial, eventListeners?: GeneralInitialEventListeners): OverlayScrollbars; + (target: InitializationTarget): OverlayScrollbars | undefined; + (target: InitializationTarget, options: DeepPartial, eventListeners?: GeneralInitialEventListeners): OverlayScrollbars; plugin(plugin: Plugin | Plugin[]): void; + valid(osInstance: any): boolean; env(): Environment; } interface Environment { @@ -292,9 +296,6 @@ interface OverlayScrollbars { off(name: Name, listener: EventListener$0): void; off(name: Name, listener: EventListener$0[]): void; } -/** - * Notes: - * Height intrinsic detection use "content: true" init strategy - or open ticket for custom height intrinsic observer - */ +// eslint-disable-next-line @typescript-eslint/no-redeclare declare const OverlayScrollbars: OverlayScrollbarsStatic; export { OverlayScrollbars, scrollbarsHidingPlugin, sizeObserverPlugin }; diff --git a/packages/overlayscrollbars/types/overlayscrollbars.min.d.ts b/packages/overlayscrollbars/types/overlayscrollbars.min.d.ts deleted file mode 100644 index e69de29..0000000