diff --git a/packages/overlayscrollbars/dist/overlayscrollbars.esm.js b/packages/overlayscrollbars/dist/overlayscrollbars.esm.js
index 4d34ed3..b178d2c 100644
--- a/packages/overlayscrollbars/dist/overlayscrollbars.esm.js
+++ b/packages/overlayscrollbars/dist/overlayscrollbars.esm.js
@@ -1,3 +1,36 @@
+const createCache = (update, options) => {
+ const { _equal, _initialValue, _alwaysUpdateValues } = options || {};
+ let _value = _initialValue;
+
+ let _previous;
+
+ const cacheUpdate = (force, context) => {
+ const curr = _value;
+ const newVal = update ? update(context, _value, _previous) : context;
+ const changed = force || (_equal ? !_equal(curr, newVal) : curr !== newVal);
+
+ if (changed || _alwaysUpdateValues) {
+ _value = newVal;
+ _previous = curr;
+ }
+
+ return {
+ _value,
+ _previous,
+ _changed: changed,
+ };
+ };
+
+ return {
+ _update: cacheUpdate,
+ _current: (force) => ({
+ _value,
+ _previous,
+ _changed: !!force,
+ }),
+ };
+};
+
const ElementNodeType = Node.ELEMENT_NODE;
const { toString, hasOwnProperty } = Object.prototype;
function isUndefined(obj) {
@@ -64,31 +97,6 @@ function isElement(obj) {
return obj ? (instanceofObj ? obj instanceof instanceofObj : obj.nodeType === ElementNodeType) : false;
}
-function getSetProp(topLeft, fallback, elm, value) {
- if (isUndefined(value)) {
- return elm ? elm[topLeft] : fallback;
- }
-
- elm && (elm[topLeft] = value);
-}
-
-function attr(elm, attrName, value) {
- if (isUndefined(value)) {
- return elm ? elm.getAttribute(attrName) : null;
- }
-
- elm && elm.setAttribute(attrName, value);
-}
-const removeAttr = (elm, attrName) => {
- elm && elm.removeAttribute(attrName);
-};
-function scrollLeft(elm, value) {
- return getSetProp('scrollLeft', 0, elm, value);
-}
-function scrollTop(elm, value) {
- return getSetProp('scrollTop', 0, elm, value);
-}
-
function each(source, callback) {
if (isArrayLike(source)) {
for (let i = 0; i < source.length; i++) {
@@ -172,30 +180,30 @@ function isEmptyObject(obj) {
return true;
}
-const rnothtmlwhite = /[^\x20\t\r\n\f]+/g;
-
-const classListAction = (elm, className, action) => {
- let clazz;
- let i = 0;
- let result = false;
-
- if (elm && isString(className)) {
- const classes = className.match(rnothtmlwhite) || [];
- result = classes.length > 0;
-
- while ((clazz = classes[i++])) {
- result = !!action(elm.classList, clazz) && result;
- }
+function getSetProp(topLeft, fallback, elm, value) {
+ if (isUndefined(value)) {
+ return elm ? elm[topLeft] : fallback;
}
- return result;
-};
-const addClass = (elm, className) => {
- classListAction(elm, className, (classList, clazz) => classList.add(clazz));
-};
-const removeClass = (elm, className) => {
- classListAction(elm, className, (classList, clazz) => classList.remove(clazz));
+ elm && (elm[topLeft] = value);
+}
+
+function attr(elm, attrName, value) {
+ if (isUndefined(value)) {
+ return elm ? elm.getAttribute(attrName) : null;
+ }
+
+ elm && elm.setAttribute(attrName, value);
+}
+const removeAttr = (elm, attrName) => {
+ elm && elm.removeAttribute(attrName);
};
+function scrollLeft(elm, value) {
+ return getSetProp('scrollLeft', 0, elm, value);
+}
+function scrollTop(elm, value) {
+ return getSetProp('scrollTop', 0, elm, value);
+}
const elmPrototype = Element.prototype;
@@ -256,6 +264,9 @@ const appendChildren = (node, children) => {
const prependChildren = (node, children) => {
before(node, node && node.firstChild, children);
};
+const insertBefore = (node, insertedNodes) => {
+ before(parent(node), node, insertedNodes);
+};
const insertAfter = (node, insertedNodes) => {
before(parent(node), node && node.nextSibling, insertedNodes);
};
@@ -286,6 +297,55 @@ const createDOM = (html) => {
return each(contents(createdDiv), (elm) => removeElements(elm));
};
+const firstLetterToUpper = (str) => str.charAt(0).toUpperCase() + str.slice(1);
+const jsPrefixes = ['WebKit', 'Moz', 'O', 'MS', 'webkit', 'moz', 'o', 'ms'];
+const jsCache = {};
+const jsAPI = (name) => {
+ let result = jsCache[name] || window[name];
+
+ if (hasOwnProperty$1(jsCache, name)) {
+ return result;
+ }
+
+ each(jsPrefixes, (prefix) => {
+ result = result || window[prefix + firstLetterToUpper(name)];
+ return !result;
+ });
+ jsCache[name] = result;
+ return result;
+};
+
+const MutationObserverConstructor = jsAPI('MutationObserver');
+const IntersectionObserverConstructor = jsAPI('IntersectionObserver');
+const ResizeObserverConstructor = jsAPI('ResizeObserver');
+const cAF = jsAPI('cancelAnimationFrame');
+const rAF = jsAPI('requestAnimationFrame');
+
+const rnothtmlwhite = /[^\x20\t\r\n\f]+/g;
+
+const classListAction = (elm, className, action) => {
+ let clazz;
+ let i = 0;
+ let result = false;
+
+ if (elm && isString(className)) {
+ const classes = className.match(rnothtmlwhite) || [];
+ result = classes.length > 0;
+
+ while ((clazz = classes[i++])) {
+ result = !!action(elm.classList, clazz) && result;
+ }
+ }
+
+ return result;
+};
+const addClass = (elm, className) => {
+ classListAction(elm, className, (classList, clazz) => classList.add(clazz));
+};
+const removeClass = (elm, className) => {
+ classListAction(elm, className, (classList, clazz) => classList.remove(clazz));
+};
+
const zeroObj = {
w: 0,
h: 0,
@@ -373,11 +433,14 @@ const on = (target, eventNames, listener, options) => {
const stopPropagation = (evt) => evt.stopPropagation();
const preventDefault = (evt) => evt.preventDefault();
-const equal = (a, b, props) => {
+const equal = (a, b, props, propMutation) => {
if (a && b) {
let result = true;
each(props, (prop) => {
- if (a[prop] !== b[prop]) {
+ const compareA = propMutation ? propMutation(a[prop]) : a[prop];
+ const compareB = propMutation ? propMutation(b[prop]) : b[prop];
+
+ if (compareA !== compareB) {
result = false;
}
});
@@ -388,30 +451,8 @@ const equal = (a, b, props) => {
};
const equalWH = (a, b) => equal(a, b, ['w', 'h']);
const equalXY = (a, b) => equal(a, b, ['x', 'y']);
-
-const firstLetterToUpper = (str) => str.charAt(0).toUpperCase() + str.slice(1);
-const jsPrefixes = ['WebKit', 'Moz', 'O', 'MS', 'webkit', 'moz', 'o', 'ms'];
-const jsCache = {};
-const jsAPI = (name) => {
- let result = jsCache[name] || window[name];
-
- if (hasOwnProperty$1(jsCache, name)) {
- return result;
- }
-
- each(jsPrefixes, (prefix) => {
- result = result || window[prefix + firstLetterToUpper(name)];
- return !result;
- });
- jsCache[name] = result;
- return result;
-};
-
-const MutationObserverConstructor = jsAPI('MutationObserver');
-const IntersectionObserverConstructor = jsAPI('IntersectionObserver');
-const ResizeObserverConstructor = jsAPI('ResizeObserver');
-const cAF = jsAPI('cancelAnimationFrame');
-const rAF = jsAPI('requestAnimationFrame');
+const equalTRBL = (a, b) => equal(a, b, ['t', 'r', 'b', 'l']);
+const equalBCRWH = (a, b, round) => equal(a, b, ['width', 'height'], round && ((value) => Math.round(value)));
const noop = () => {};
const debounce = (functionToDebounce, timeout, maxWait) => {
@@ -452,14 +493,26 @@ const cssNumber = {
zoom: 1,
};
+const parseToZeroOrNumber = (value, toFloat) => {
+ const num = toFloat ? parseFloat(value) : parseInt(value, 10);
+ return Number.isNaN(num) ? 0 : num;
+};
+
const adaptCSSVal = (prop, val) => (!cssNumber[prop.toLowerCase()] && isNumber(val) ? `${val}px` : val);
-const getCSSVal = (elm, computedStyle, prop) => (computedStyle != null ? computedStyle.getPropertyValue(prop) : elm.style[prop]);
+const getCSSVal = (elm, computedStyle, prop) =>
+ computedStyle != null ? computedStyle[prop] || computedStyle.getPropertyValue(prop) : elm.style[prop];
const setCSSVal = (elm, prop, val) => {
try {
- if (elm && elm.style[prop] !== undefined) {
- elm.style[prop] = adaptCSSVal(prop, val);
+ if (elm) {
+ const { style } = elm;
+
+ if (!isUndefined(style[prop])) {
+ style[prop] = adaptCSSVal(prop, val);
+ } else {
+ style.setProperty(prop, val);
+ }
}
} catch (e) {}
};
@@ -486,6 +539,21 @@ function style(elm, styles) {
each(keys(styles), (key) => setCSSVal(elm, key, styles[key]));
}
+const topRightBottomLeft = (elm, propertyPrefix, propertySuffix) => {
+ const finalPrefix = propertyPrefix ? `${propertyPrefix}-` : '';
+ const finalSuffix = propertySuffix ? `-${propertySuffix}` : '';
+ const top = `${finalPrefix}top${finalSuffix}`;
+ const right = `${finalPrefix}right${finalSuffix}`;
+ const bottom = `${finalPrefix}bottom${finalSuffix}`;
+ const left = `${finalPrefix}left${finalSuffix}`;
+ const result = style(elm, [top, right, bottom, left]);
+ return {
+ t: parseToZeroOrNumber(result[top]),
+ r: parseToZeroOrNumber(result[right]),
+ b: parseToZeroOrNumber(result[bottom]),
+ l: parseToZeroOrNumber(result[left]),
+ };
+};
const zeroObj$1 = {
x: 0,
@@ -501,39 +569,6 @@ const absoluteCoordinates = (elm) => {
: zeroObj$1;
};
-const createCache = (update, options) => {
- const { _equal, _initialValue, _alwaysUpdateValues } = options || {};
- let _value = _initialValue;
-
- let _previous;
-
- const cacheUpdate = (force, context) => {
- const curr = _value;
- const newVal = update ? update(context, _value, _previous) : context;
- const changed = force || (_equal ? !_equal(curr, newVal) : curr !== newVal);
-
- if (changed || _alwaysUpdateValues) {
- _value = newVal;
- _previous = curr;
- }
-
- return {
- _value,
- _previous,
- _changed: changed,
- };
- };
-
- return {
- _update: cacheUpdate,
- _current: (force) => ({
- _value,
- _previous,
- _changed: !!force,
- }),
- };
-};
-
function createCommonjsModule(fn) {
var module = { exports: {} };
return fn(module, module.exports), module.exports;
@@ -673,8 +708,8 @@ const classNameEnvironmentFlexboxGlueMax = `${classNameEnvironmentFlexboxGlue}-m
const classNameHost = 'os-host';
const classNamePadding = 'os-padding';
const classNameViewport = 'os-viewport';
+const classNameViewportArrange = `${classNameViewport}-arrange`;
const classNameContent = 'os-content';
-const classNameContentArrange = `${classNameContent}-arrange`;
const classNameViewportScrollbarStyling = `${classNameViewport}-scrollbar-styled`;
const classNameSizeObserver = 'os-size-observer';
const classNameSizeObserverAppear = `${classNameSizeObserver}-appear`;
@@ -717,13 +752,13 @@ const getRtlScrollBehavior = (parentElm, childElm) => {
const getFlexboxGlue = (parentElm, childElm) => {
addClass(parentElm, classNameEnvironmentFlexboxGlue);
- const minOffsetsizeParent = offsetSize(parentElm);
- const minOffsetsize = offsetSize(childElm);
- const supportsMin = equalWH(minOffsetsize, minOffsetsizeParent);
+ const minOffsetsizeParent = getBoundingClientRect(parentElm);
+ const minOffsetsize = getBoundingClientRect(childElm);
+ const supportsMin = equalBCRWH(minOffsetsize, minOffsetsizeParent, true);
addClass(parentElm, classNameEnvironmentFlexboxGlueMax);
- const maxOffsetsizeParent = offsetSize(parentElm);
- const maxOffsetsize = offsetSize(childElm);
- const supportsMax = equalWH(maxOffsetsize, maxOffsetsizeParent);
+ const maxOffsetsizeParent = getBoundingClientRect(parentElm);
+ const maxOffsetsize = getBoundingClientRect(childElm);
+ const supportsMax = equalBCRWH(maxOffsetsize, maxOffsetsizeParent, true);
return supportsMin && supportsMax;
};
@@ -756,6 +791,7 @@ const createEnvironment = () => {
_nativeScrollbarSize: nativeScrollbarSize,
_nativeScrollbarIsOverlaid: nativeScrollbarIsOverlaid,
_nativeScrollbarStyling: nativeScrollbarStyling,
+ _cssCustomProperties: style(envElm, 'zIndex') === '-1',
_rtlScrollBehavior: getRtlScrollBehavior(envElm, envChildElm),
_flexboxGlue: getFlexboxGlue(envElm, envChildElm),
@@ -829,6 +865,15 @@ const unwrap = (elm) => {
removeElements(elm);
};
+let contentArrangeCounter = 0;
+
+const createUniqueViewportArrangeElement = () => {
+ const elm = document.createElement('style');
+ attr(elm, 'id', `${classNameViewportArrange}-${contentArrangeCounter}`);
+ contentArrangeCounter++;
+ return elm;
+};
+
const createStructureSetup = (target) => {
const targetIsElm = isHTMLElement(target);
const osTargetObj = targetIsElm
@@ -934,17 +979,15 @@ const createStructureSetup = (target) => {
_host,
});
- const { _nativeScrollbarStyling, _nativeScrollbarIsOverlaid } = getEnvironment();
+ const { _nativeScrollbarStyling, _nativeScrollbarIsOverlaid, _cssCustomProperties } = getEnvironment();
if (_nativeScrollbarStyling) {
push(destroyFns, removeClass.bind(0, _viewport, classNameViewportScrollbarStyling));
- } else if (_nativeScrollbarIsOverlaid.x || _nativeScrollbarIsOverlaid.y) {
- if (obj._content) {
- const contentArrangeElm = createDiv(classNameContentArrange);
- prependChildren(_viewport, contentArrangeElm);
- push(destroyFns, removeElements.bind(0, contentArrangeElm));
- obj._contentArrange = contentArrangeElm;
- }
+ } else if (!_cssCustomProperties && (_nativeScrollbarIsOverlaid.x || _nativeScrollbarIsOverlaid.y)) {
+ const viewportArrangeElm = createUniqueViewportArrangeElement();
+ insertBefore(_viewport, viewportArrangeElm);
+ push(destroyFns, removeElements.bind(0, viewportArrangeElm));
+ obj._viewportArrange = viewportArrangeElm;
}
return {
@@ -956,122 +999,299 @@ const createStructureSetup = (target) => {
};
};
-const getPropByPath = (obj, path) => obj && path.split('.').reduce((o, prop) => (o && hasOwnProperty$1(o, prop) ? o[prop] : undefined), obj);
+const createTrinsicLifecycle = (lifecycleHub) => {
+ const { _structureSetup } = lifecycleHub;
+ const { _content } = _structureSetup._targetObj;
+ return (updateHints) => {
+ const { _heightIntrinsic } = updateHints;
+ const { _value: heightIntrinsic, _changed: heightIntrinsicChanged } = _heightIntrinsic;
-const createLifecycleUpdateFunction = (lifecycleHub, updateFunction) => {
- return (updateHints, changedOptions, force) => {
- const checkOption = (path) => ({
- _value: getPropByPath(lifecycleHub._options, path),
- _changed: force || getPropByPath(changedOptions, path) !== undefined,
- });
+ if (heightIntrinsicChanged) {
+ style(_content, {
+ height: heightIntrinsic ? 'auto' : '100%',
+ });
+ }
+ };
+};
- return updateFunction(!!force, updateHints, checkOption) || {};
+const createPaddingLifecycle = (lifecycleHub) => {
+ const { _setPaddingInfo, _setViewportPaddingStyle, _structureSetup } = lifecycleHub;
+ const { _host, _padding, _viewport } = _structureSetup._targetObj;
+ const { _update: updatePaddingCache, _current: currentPaddingCache } = createCache(() => topRightBottomLeft(_host, 'padding'), {
+ _equal: equalTRBL,
+ });
+ return (updateHints, checkOption, force) => {
+ let { _value: padding, _changed: paddingChanged } = currentPaddingCache(force);
+ const { _nativeScrollbarStyling } = getEnvironment();
+ const { _sizeChanged, _directionIsRTL } = updateHints;
+ const { _value: directionIsRTL, _changed: directionChanged } = _directionIsRTL;
+ const { _value: paddingAbsolute, _changed: paddingAbsoluteChanged } = checkOption('paddingAbsolute');
+
+ if (_sizeChanged || paddingChanged) {
+ ({ _value: padding, _changed: paddingChanged } = updatePaddingCache(force));
+ }
+
+ const paddingStyleChanged = paddingAbsoluteChanged || directionChanged || paddingChanged;
+
+ if (paddingStyleChanged) {
+ const { _value: _padding2 } = updatePaddingCache(force);
+ const paddingRelative = !paddingAbsolute || (!_padding && !_nativeScrollbarStyling);
+ const paddingHorizontal = _padding2.r + _padding2.l;
+ const paddingVertical = _padding2.t + _padding2.b;
+ const paddingStyle = {
+ marginTop: 0,
+ marginRight: 0,
+ marginBottom: paddingRelative ? -paddingVertical : 0,
+ marginLeft: 0,
+ top: paddingRelative ? -_padding2.t : 0,
+ right: 0,
+ bottom: 0,
+ left: 0,
+ maxWidth: paddingRelative ? `calc(100% + ${paddingHorizontal}px)` : '',
+ };
+ const viewportStyle = {
+ paddingTop: paddingRelative ? _padding2.t : 0,
+ paddingRight: paddingRelative ? _padding2.r : 0,
+ paddingBottom: paddingRelative ? _padding2.b : 0,
+ paddingLeft: paddingRelative ? _padding2.l : 0,
+ };
+
+ if (paddingRelative) {
+ const horizontalPositionKey = directionIsRTL ? 'right' : 'left';
+ const horizontalMarginKey = directionIsRTL ? 'marginLeft' : 'marginRight';
+ const horizontalPositionValue = directionIsRTL ? _padding2.r : _padding2.l;
+ paddingStyle[horizontalPositionKey] = -horizontalPositionValue;
+ paddingStyle[horizontalMarginKey] = -paddingHorizontal;
+ }
+
+ style(_padding || _viewport, paddingStyle);
+ style(_viewport, viewportStyle);
+
+ _setPaddingInfo({
+ _absolute: !paddingRelative,
+ _padding: _padding2,
+ });
+
+ _setViewportPaddingStyle(_padding ? viewportStyle : _extends_1({}, paddingStyle, viewportStyle));
+ }
+
+ return {
+ _paddingStyleChanged: paddingStyleChanged,
+ };
};
};
const overlaidScrollbarsHideOffset = 42;
-const overlaidScrollbarsHideBorderStyle = `${overlaidScrollbarsHideOffset}px solid transparent`;
const createOverflowLifecycle = (lifecycleHub) => {
- const { _host, _padding, _viewport, _content, _contentArrange } = lifecycleHub._structureSetup._targetObj;
- const { _update: updateContentScrollSizeCache, _current: getCurrentContentScrollSizeCache } = createCache(() => scrollSize(_content || _viewport), {
- _equal: equalWH,
- });
+ const { _structureSetup, _doViewportArrange, _getViewportPaddingStyle, _getPaddingInfo, _setViewportOverflowScroll } = lifecycleHub;
+ const { _host, _padding, _viewport, _viewportArrange } = _structureSetup._targetObj;
+ const { _update: updateContentScrollSizeCache, _current: getCurrentContentScrollSizeCache } = createCache(
+ (ctx) => fixScrollSizeRounding(ctx._viewportScrollSize, ctx._viewportOffsetSize, ctx._viewportRect),
+ {
+ _equal: equalWH,
+ }
+ );
const { _update: updateOverflowAmountCache, _current: getCurrentOverflowAmountCache } = createCache(
(ctx) => ({
- x: Math.max(0, Math.round((ctx._contentScrollSize.w - ctx._viewportSize.w) * 100) / 100),
- y: Math.max(0, Math.round((ctx._contentScrollSize.h - ctx._viewportSize.h) * 100) / 100),
+ x: Math.max(0, ctx._contentScrollSize.w - ctx._viewportSize.w),
+ y: Math.max(0, ctx._contentScrollSize.h - ctx._viewportSize.h),
}),
{
_equal: equalXY,
+ _initialValue: {
+ x: 0,
+ y: 0,
+ },
}
);
- const setViewportOverflowStyle = (horizontal, amount, behavior, styleObj) => {
- const overflowKey = horizontal ? 'overflowX' : 'overflowY';
- const behaviorIsScroll = behavior === 'scroll';
- const behaviorIsVisibleScroll = behavior === 'visible-scroll';
- const hideOverflow = behaviorIsScroll || behavior === 'hidden';
- const applyStyle = amount > 0 && hideOverflow;
+ const fixScrollSizeRounding = (viewportScrollSize, viewportOffsetSize, viewportRect) => ({
+ w: viewportScrollSize.w - Math.round(Math.max(0, viewportRect.width - viewportOffsetSize.w)),
+ h: viewportScrollSize.h - Math.round(Math.max(0, viewportRect.height - viewportOffsetSize.h)),
+ });
- if (applyStyle) {
- styleObj[overflowKey] = behavior;
+ const fixFlexboxGlue = (viewportOverflowState, heightIntrinsic) => {
+ style(_viewport, {
+ height: '',
+ });
+
+ if (heightIntrinsic) {
+ const { _absolute: paddingAbsolute, _padding: padding } = _getPaddingInfo();
+
+ const { _overflowScroll, _scrollbarsHideOffset } = viewportOverflowState;
+ const hostBCR = getBoundingClientRect(_host);
+ const hostOffsetSize = offsetSize(_host);
+ const hostClientSize = clientSize(_host);
+ const paddingAbsoluteVertical = paddingAbsolute ? padding.b + padding.t : 0;
+ const clientSizeWithoutRounding = hostClientSize.h + (hostBCR.height - hostOffsetSize.h);
+ style(_viewport, {
+ height: clientSizeWithoutRounding + (_overflowScroll.x ? _scrollbarsHideOffset.x : 0) - paddingAbsoluteVertical,
+ });
}
+ };
+ const getViewportOverflowState = (showNativeOverlaidScrollbars, viewportStyleObj) => {
+ const { _nativeScrollbarSize, _nativeScrollbarIsOverlaid, _nativeScrollbarStyling } = getEnvironment();
+ const { x: overlaidX, y: overlaidY } = _nativeScrollbarIsOverlaid;
+ const determineOverflow = !viewportStyleObj;
+ const arrangeHideOffset = !_nativeScrollbarStyling && !showNativeOverlaidScrollbars ? overlaidScrollbarsHideOffset : 0;
+ const styleObj = determineOverflow ? style(_viewport, ['overflowX', 'overflowY']) : viewportStyleObj;
+ const scroll = {
+ x: styleObj.overflowX === 'scroll',
+ y: styleObj.overflowY === 'scroll',
+ };
+ const scrollbarsHideOffset = {
+ x: scroll.x && !_nativeScrollbarStyling ? (overlaidX ? arrangeHideOffset : _nativeScrollbarSize.x) : 0,
+ y: scroll.y && !_nativeScrollbarStyling ? (overlaidY ? arrangeHideOffset : _nativeScrollbarSize.y) : 0,
+ };
return {
- _visible: !applyStyle,
- _behavior: behaviorIsVisibleScroll ? 'scroll' : 'hidden',
+ _overflowScroll: scroll,
+ _scrollbarsHideOffset: scrollbarsHideOffset,
};
};
- const hideNativeScrollbars = (contentScrollSize, showNativeOverlaidScrollbars, directionIsRTL, viewportStyleObj, contentStyleObj) => {
- const { _nativeScrollbarSize, _nativeScrollbarIsOverlaid, _nativeScrollbarStyling } = getEnvironment();
- const { x: overlaidX, y: overlaidY } = _nativeScrollbarIsOverlaid;
- const scrollX = viewportStyleObj.overflowX === 'scroll';
- const scrollY = viewportStyleObj.overflowY === 'scroll';
- const horizontalMarginKey = directionIsRTL ? 'marginLeft' : 'marginRight';
- const horizontalBorderKey = directionIsRTL ? 'borderLeft' : 'borderRight';
- const overlaidHideOffset = _content && !showNativeOverlaidScrollbars ? overlaidScrollbarsHideOffset : 0;
- const scrollbarsHideOffset = {
- x: overlaidX ? overlaidHideOffset : _nativeScrollbarSize.x,
- y: overlaidY ? overlaidHideOffset : _nativeScrollbarSize.y,
+ const setViewportOverflowState = (showNativeOverlaidScrollbars, overflowAmount, overflow, viewportStyleObj) => {
+ const setPartialStylePerAxis = (horizontal, overflowAmount, behavior, styleObj) => {
+ const overflowKey = horizontal ? 'overflowX' : 'overflowY';
+ const behaviorIsScroll = behavior === 'scroll';
+ const behaviorIsVisibleScroll = behavior === 'visible-scroll';
+ const hideOverflow = behaviorIsScroll || behavior === 'hidden';
+ const applyStyle = overflowAmount > 0 && hideOverflow;
+
+ if (applyStyle) {
+ styleObj[overflowKey] = behavior;
+ }
+
+ return {
+ _visible: !applyStyle,
+ _behavior: behaviorIsVisibleScroll ? 'scroll' : 'hidden',
+ };
};
- if (!_nativeScrollbarStyling) {
- if (scrollX) {
- viewportStyleObj.marginBottom = -scrollbarsHideOffset.x;
- contentStyleObj.borderBottom = overlaidX && overlaidHideOffset ? overlaidScrollbarsHideBorderStyle : '';
- }
+ const { _visible: xVisible, _behavior: xVisibleBehavior } = setPartialStylePerAxis(true, overflowAmount.x, overflow.x, viewportStyleObj);
+ const { _visible: yVisible, _behavior: yVisibleBehavior } = setPartialStylePerAxis(false, overflowAmount.y, overflow.y, viewportStyleObj);
- if (scrollY) {
- viewportStyleObj.maxWidth = `calc(100% + ${scrollbarsHideOffset.y}px)`;
- viewportStyleObj[horizontalMarginKey] = -scrollbarsHideOffset.y;
- contentStyleObj[horizontalBorderKey] = overlaidY && overlaidHideOffset ? overlaidScrollbarsHideBorderStyle : '';
- }
+ if (xVisible && !yVisible) {
+ viewportStyleObj.overflowX = xVisibleBehavior;
+ }
- if (_contentArrange) {
- style(_contentArrange, {
- width: scrollY && !showNativeOverlaidScrollbars ? overlaidHideOffset + contentScrollSize.w : '',
- height: scrollX && !showNativeOverlaidScrollbars ? overlaidHideOffset + contentScrollSize.h : '',
+ if (yVisible && !xVisible) {
+ viewportStyleObj.overflowY = yVisibleBehavior;
+ }
+
+ return getViewportOverflowState(showNativeOverlaidScrollbars, viewportStyleObj);
+ };
+
+ const arrangeViewport = (viewportOverflowState, contentScrollSize, directionIsRTL) => {
+ if (_doViewportArrange) {
+ const { _scrollbarsHideOffset } = viewportOverflowState;
+ const { x: hideOffsetX, y: hideOffsetY } = _scrollbarsHideOffset;
+
+ const viewportPaddingStyle = _getViewportPaddingStyle();
+
+ const viewportArrangeHorizontalPaddingKey = directionIsRTL ? 'paddingRight' : 'paddingLeft';
+ const viewportArrangeHorizontalPaddingValue = viewportPaddingStyle[viewportArrangeHorizontalPaddingKey];
+ const viewportArrangeVerticalPaddingValue = viewportPaddingStyle.paddingTop;
+ const arrangeSize = {
+ w: hideOffsetY ? `${hideOffsetY + contentScrollSize.w - viewportArrangeHorizontalPaddingValue}px` : '',
+ h: hideOffsetX ? `${hideOffsetX + contentScrollSize.h - viewportArrangeVerticalPaddingValue}px` : '',
+ };
+
+ if (_viewportArrange) {
+ const { sheet } = _viewportArrange;
+
+ if (sheet) {
+ const { cssRules } = sheet;
+
+ if (cssRules) {
+ if (!cssRules.length) {
+ sheet.insertRule(`#${attr(_viewportArrange, 'id')} + .${classNameViewportArrange}::before {}`, 0);
+ }
+
+ const ruleStyle = cssRules[0].style;
+ ruleStyle.width = arrangeSize.w;
+ ruleStyle.height = arrangeSize.h;
+ }
+ }
+ } else {
+ style(_viewport, {
+ '--viewport-arrange-width': arrangeSize.w,
+ '--viewport-arrange-height': arrangeSize.h,
});
}
}
- return {
- _scrollbarsHideOffset: scrollbarsHideOffset,
- _scroll: {
- x: scrollX,
- y: scrollY,
- },
- };
+ return _doViewportArrange;
};
- const setFlexboxGlueStyle = (heightIntrinsic, scrollX, scrollbarsHideOffsetX) => {
- const offsetLeft = scrollLeft(_viewport);
- const offsetTop = scrollTop(_viewport);
- style(_viewport, {
- maxHeight: '',
- });
+ const hideNativeScrollbars = (viewportOverflowState, directionIsRTL, viewportArrange, viewportStyleObj) => {
+ const { _nativeScrollbarStyling } = getEnvironment();
+ const { _overflowScroll, _scrollbarsHideOffset } = viewportOverflowState;
+ const { x: hideOffsetX, y: hideOffsetY } = _scrollbarsHideOffset;
+ const { x: scrollX, y: scrollY } = _overflowScroll;
- if (heightIntrinsic) {
- style(_viewport, {
- maxHeight: _host.clientHeight + (scrollX ? scrollbarsHideOffsetX : 0),
- });
+ const paddingStyle = _getViewportPaddingStyle();
+
+ const horizontalMarginKey = directionIsRTL ? 'marginLeft' : 'marginRight';
+ const viewportHorizontalPaddingKey = directionIsRTL ? 'paddingLeft' : 'paddingRight';
+ const horizontalMarginValue = paddingStyle[horizontalMarginKey];
+ const verticalMarginValue = paddingStyle.marginBottom;
+ const horizontalPaddingValue = paddingStyle[viewportHorizontalPaddingKey];
+ const verticalPaddingValue = paddingStyle.paddingBottom;
+ viewportStyleObj.maxWidth = `calc(100% + ${hideOffsetY + horizontalMarginValue * -1}px)`;
+ viewportStyleObj[horizontalMarginKey] = -hideOffsetY + horizontalMarginValue;
+ viewportStyleObj.marginBottom = -hideOffsetX + verticalMarginValue;
+
+ if (viewportArrange) {
+ viewportStyleObj[viewportHorizontalPaddingKey] = horizontalPaddingValue + hideOffsetY;
+ viewportStyleObj.paddingBottom = verticalPaddingValue + hideOffsetX;
}
- scrollLeft(_viewport, offsetLeft);
- scrollTop(_viewport, offsetTop);
+ if (!_nativeScrollbarStyling) {
+ style(_padding || _host, {
+ overflow: scrollX || scrollY ? 'hidden' : '',
+ });
+ }
};
- return createLifecycleUpdateFunction(lifecycleHub, (force, updateHints, checkOption) => {
- const { _directionIsRTL, _heightIntrinsic, _sizeChanged, _hostMutation, _contentMutation } = updateHints;
+ const undoViewportArrange = () => {
+ if (_doViewportArrange) {
+ const { _flexboxGlue } = getEnvironment();
+
+ let paddingStyle = _getViewportPaddingStyle();
+
+ if (!_flexboxGlue) {
+ paddingStyle = _extends_1({}, paddingStyle, {
+ height: '',
+ });
+ }
+
+ const prevStyle = style(_viewport, keys(paddingStyle));
+ removeClass(_viewport, classNameViewportArrange);
+ style(_viewport, paddingStyle);
+ return () => {
+ style(_viewport, prevStyle);
+ addClass(_viewport, classNameViewportArrange);
+ };
+ }
+
+ return noop;
+ };
+
+ return (updateHints, checkOption, force) => {
+ const { _directionIsRTL, _heightIntrinsic, _sizeChanged, _hostMutation, _contentMutation, _paddingStyleChanged } = updateHints;
const { _flexboxGlue, _nativeScrollbarStyling, _nativeScrollbarIsOverlaid } = getEnvironment();
+ const { _value: heightIntrinsic, _changed: heightIntrinsicChanged } = _heightIntrinsic;
+ const { _value: directionIsRTL, _changed: directionChanged } = _directionIsRTL;
const { _value: showNativeOverlaidScrollbarsOption, _changed: showNativeOverlaidScrollbarsChanged } = checkOption(
'nativeScrollbarsOverlaid.show'
);
- const adjustFlexboxGlue = !_flexboxGlue && (_sizeChanged || _contentMutation || _hostMutation || showNativeOverlaidScrollbarsChanged);
const showNativeOverlaidScrollbars = showNativeOverlaidScrollbarsOption && _nativeScrollbarIsOverlaid.x && _nativeScrollbarIsOverlaid.y;
- let overflowAmuntCache = getCurrentOverflowAmountCache();
- let contentScrollSizeCache = getCurrentContentScrollSizeCache();
+ const adjustFlexboxGlue =
+ !_flexboxGlue && (_sizeChanged || _contentMutation || _hostMutation || showNativeOverlaidScrollbarsChanged || heightIntrinsicChanged);
+ let overflowAmuntCache = getCurrentOverflowAmountCache(force);
+ let contentScrollSizeCache = getCurrentContentScrollSizeCache(force);
+ let preMeasureViewportOverflowState;
if (showNativeOverlaidScrollbarsChanged && _nativeScrollbarStyling) {
if (showNativeOverlaidScrollbars) {
@@ -1081,80 +1301,85 @@ const createOverflowLifecycle = (lifecycleHub) => {
}
}
- if (_sizeChanged || _contentMutation) {
- const viewportOffsetSize = offsetSize(_padding);
- const contentClientSize = offsetSize(_content || _viewport);
- const contentArrangeOffsetSize = offsetSize(_contentArrange);
- contentScrollSizeCache = updateContentScrollSizeCache(force);
- const { _value: _contentScrollSize } = contentScrollSizeCache;
+ if (adjustFlexboxGlue) {
+ preMeasureViewportOverflowState = getViewportOverflowState(showNativeOverlaidScrollbars);
+ fixFlexboxGlue(preMeasureViewportOverflowState, !!heightIntrinsic);
+ }
+
+ if (_sizeChanged || _paddingStyleChanged || _contentMutation || showNativeOverlaidScrollbarsChanged || directionChanged) {
+ const redoViewportArrange = undoViewportArrange();
+ const contentSize = clientSize(_viewport);
+ const viewportRect = getBoundingClientRect(_viewport);
+ const viewportOffsetSize = offsetSize(_viewport);
+ let viewportScrollSize = scrollSize(_viewport);
+ let viewportClientSize = contentSize;
+ const { _value: _contentScrollSize, _changed: _contentScrollSizeChanged } = (contentScrollSizeCache = updateContentScrollSizeCache(force, {
+ _viewportRect: viewportRect,
+ _viewportOffsetSize: viewportOffsetSize,
+ _viewportScrollSize: viewportScrollSize,
+ }));
+ redoViewportArrange();
+
+ if ((_contentScrollSizeChanged || showNativeOverlaidScrollbarsChanged) && !showNativeOverlaidScrollbars) {
+ const arranged = arrangeViewport(
+ preMeasureViewportOverflowState || getViewportOverflowState(showNativeOverlaidScrollbars),
+ _contentScrollSize,
+ directionIsRTL
+ );
+
+ if (arranged) {
+ viewportClientSize = clientSize(_viewport);
+ viewportScrollSize = fixScrollSizeRounding(scrollSize(_viewport), offsetSize(_viewport), getBoundingClientRect(_viewport));
+ }
+ }
+
overflowAmuntCache = updateOverflowAmountCache(force, {
_contentScrollSize: {
- w: Math.max(_contentScrollSize.w, contentArrangeOffsetSize.w),
- h: Math.max(_contentScrollSize.h, contentArrangeOffsetSize.h),
+ w: Math.max(_contentScrollSize.w, viewportScrollSize.w),
+ h: Math.max(_contentScrollSize.h, viewportScrollSize.h),
},
_viewportSize: {
- w: viewportOffsetSize.w + Math.max(0, contentClientSize.w - _contentScrollSize.w),
- h: viewportOffsetSize.h + Math.max(0, contentClientSize.h - _contentScrollSize.h),
+ w: viewportClientSize.w + Math.max(0, contentSize.w - _contentScrollSize.w),
+ h: viewportClientSize.h + Math.max(0, contentSize.h - _contentScrollSize.h),
},
});
}
- const { _value: directionIsRTL, _changed: directionChanged } = _directionIsRTL;
+ const { _value: overflow, _changed: overflowChanged } = checkOption('overflow');
const { _value: contentScrollSize, _changed: contentScrollSizeChanged } = contentScrollSizeCache;
const { _value: overflowAmount, _changed: overflowAmountChanged } = overflowAmuntCache;
- const { _value: overflow, _changed: overflowChanged } = checkOption('overflow');
- const adjustDirection = directionChanged && !_nativeScrollbarStyling;
if (
+ _paddingStyleChanged ||
contentScrollSizeChanged ||
overflowAmountChanged ||
overflowChanged ||
showNativeOverlaidScrollbarsChanged ||
- adjustDirection ||
+ directionChanged ||
adjustFlexboxGlue
) {
const viewportStyle = {
+ marginTop: 0,
+ marginRight: 0,
+ marginBottom: 0,
+ marginLeft: 0,
+ maxWidth: '',
overflowY: '',
overflowX: '',
- marginTop: '',
- marginRight: '',
- marginBottom: '',
- marginLeft: '',
- maxWidth: '',
};
- const contentStyle = {
- borderTop: '',
- borderRight: '',
- borderBottom: '',
- borderLeft: '',
- };
- const { _visible: xVisible, _behavior: xVisibleBehavior } = setViewportOverflowStyle(true, overflowAmount.x, overflow.x, viewportStyle);
- const { _visible: yVisible, _behavior: yVisibleBehavior } = setViewportOverflowStyle(false, overflowAmount.y, overflow.y, viewportStyle);
-
- if (xVisible && !yVisible) {
- viewportStyle.overflowX = xVisibleBehavior;
- }
-
- if (yVisible && !xVisible) {
- viewportStyle.overflowY = yVisibleBehavior;
- }
-
- const { _scrollbarsHideOffset, _scroll } = hideNativeScrollbars(
- contentScrollSize,
- showNativeOverlaidScrollbars,
- directionIsRTL,
- viewportStyle,
- contentStyle
- );
+ const viewportOverflowState = setViewportOverflowState(showNativeOverlaidScrollbars, overflowAmount, overflow, viewportStyle);
+ const viewportArranged = arrangeViewport(viewportOverflowState, contentScrollSize, directionIsRTL);
+ hideNativeScrollbars(viewportOverflowState, directionIsRTL, viewportArranged, viewportStyle);
if (adjustFlexboxGlue) {
- setFlexboxGlueStyle(!!_heightIntrinsic._value, _scroll.x, _scrollbarsHideOffset.x);
+ fixFlexboxGlue(viewportOverflowState, !!heightIntrinsic);
}
style(_viewport, viewportStyle);
- style(_content, contentStyle);
+
+ _setViewportOverflowScroll(viewportOverflowState._overflowScroll);
}
- });
+ };
};
const animationStartEventName = 'animationstart';
@@ -1372,17 +1597,17 @@ const createTrinsicObserver = (target, onTrinsicChangedCallback) => {
intersectionObserverInstance.observe(trinsicObserver);
push(offListeners, () => intersectionObserverInstance.disconnect());
} else {
- push(
- offListeners,
- createSizeObserver(trinsicObserver, () => {
- const newSize = offsetSize(trinsicObserver);
- const heightIntrinsicCache = updateHeightIntrinsicCache(0, newSize);
+ const onSizeChanged = () => {
+ const newSize = offsetSize(trinsicObserver);
+ const heightIntrinsicCache = updateHeightIntrinsicCache(0, newSize);
- if (heightIntrinsicCache._changed) {
- onTrinsicChangedCallback(heightIntrinsicCache);
- }
- })._destroy
- );
+ if (heightIntrinsicCache._changed) {
+ onTrinsicChangedCallback(heightIntrinsicCache);
+ }
+ };
+
+ push(offListeners, createSizeObserver(trinsicObserver, onSizeChanged)._destroy);
+ onSizeChanged();
}
prependChildren(target, trinsicObserver);
@@ -1585,7 +1810,39 @@ const createDOMObserver = (target, callback, options) => {
};
};
+const getPropByPath = (obj, path) => obj && path.split('.').reduce((o, prop) => (o && hasOwnProperty$1(o, prop) ? o[prop] : undefined), obj);
+
+const emptyStylePropsToZero = (stlyeObj, baseStyle) =>
+ keys(stlyeObj).reduce((obj, key) => {
+ const value = stlyeObj[key];
+ obj[key] = value === '' ? 0 : value;
+ return obj;
+ }, _extends_1({}, baseStyle));
+
const attrs = ['id', 'class', 'style', 'open'];
+const paddingInfoFallback = {
+ _absolute: false,
+ _padding: {
+ t: 0,
+ r: 0,
+ b: 0,
+ l: 0,
+ },
+};
+const viewportPaddingStyleFallback = {
+ marginTop: 0,
+ marginRight: 0,
+ marginBottom: 0,
+ marginLeft: 0,
+ paddingTop: 0,
+ paddingRight: 0,
+ paddingBottom: 0,
+ paddingLeft: 0,
+};
+const viewportOverflowScrollFallback = {
+ x: false,
+ y: false,
+};
const directionIsRTLCacheValuesFallback = {
_value: false,
_previous: false,
@@ -1597,62 +1854,118 @@ const heightIntrinsicCacheValuesFallback = {
_changed: false,
};
const createLifecycleHub = (options, structureSetup) => {
+ let paddingInfo = paddingInfoFallback;
+ let viewportPaddingStyle = viewportPaddingStyleFallback;
+ let viewportOverflowScroll = viewportOverflowScrollFallback;
const { _host, _viewport, _content } = structureSetup._targetObj;
const {
_nativeScrollbarStyling,
+ _nativeScrollbarIsOverlaid,
_flexboxGlue,
_addListener: addEnvironmentListener,
_removeListener: removeEnvironmentListener,
} = getEnvironment();
+ const doViewportArrange = !_nativeScrollbarStyling && (_nativeScrollbarIsOverlaid.x || _nativeScrollbarIsOverlaid.y);
const lifecycles = [];
const instance = {
_options: options,
_structureSetup: structureSetup,
+ _doViewportArrange: doViewportArrange,
+ _getPaddingInfo: () => paddingInfo,
+
+ _setPaddingInfo(newPaddingInfo) {
+ paddingInfo = newPaddingInfo || paddingInfoFallback;
+ },
+
+ _getViewportPaddingStyle: () => viewportPaddingStyle,
+
+ _setViewportPaddingStyle(newPaddingStlye) {
+ viewportPaddingStyle = newPaddingStlye ? emptyStylePropsToZero(newPaddingStlye, viewportPaddingStyleFallback) : viewportPaddingStyleFallback;
+ },
+
+ _getViewportOverflowScroll: () => viewportOverflowScroll,
+
+ _setViewportOverflowScroll(newViewportOverflowScroll) {
+ viewportOverflowScroll = newViewportOverflowScroll || viewportOverflowScrollFallback;
+ },
};
+ push(lifecycles, createTrinsicLifecycle(instance));
+ push(lifecycles, createPaddingLifecycle(instance));
push(lifecycles, createOverflowLifecycle(instance));
- const runLifecycles = (updateHints, changedOptions, force) => {
- let { _directionIsRTL, _heightIntrinsic, _sizeChanged = force || false, _hostMutation = force || false, _contentMutation = force || false } =
- updateHints || {};
+ const updateLifecycles = (updateHints, changedOptions, force) => {
+ let {
+ _directionIsRTL,
+ _heightIntrinsic,
+ _sizeChanged = force || false,
+ _hostMutation = force || false,
+ _contentMutation = force || false,
+ _paddingStyleChanged = force || false,
+ } = updateHints || {};
const finalDirectionIsRTL =
_directionIsRTL || (sizeObserver ? sizeObserver._getCurrentCacheValues(force)._directionIsRTL : directionIsRTLCacheValuesFallback);
const finalHeightIntrinsic =
_heightIntrinsic || (trinsicObserver ? trinsicObserver._getCurrentCacheValues(force)._heightIntrinsic : heightIntrinsicCacheValuesFallback);
+
+ const checkOption = (path) => ({
+ _value: getPropByPath(options, path),
+ _changed: force || getPropByPath(changedOptions, path) !== undefined,
+ });
+
+ const adjustScrollOffset = doViewportArrange || !_flexboxGlue;
+ const scrollOffsetX = adjustScrollOffset && scrollLeft(_viewport);
+ const scrollOffsetY = adjustScrollOffset && scrollTop(_viewport);
each(lifecycles, (lifecycle) => {
- const { _sizeChanged: adaptiveSizeChanged, _hostMutation: adaptiveHostMutation, _contentMutation: adaptiveContentMutation } = lifecycle(
- {
- _directionIsRTL: finalDirectionIsRTL,
- _heightIntrinsic: finalHeightIntrinsic,
- _sizeChanged,
- _hostMutation,
- _contentMutation,
- },
- changedOptions,
- force
- );
+ const {
+ _sizeChanged: adaptiveSizeChanged,
+ _hostMutation: adaptiveHostMutation,
+ _contentMutation: adaptiveContentMutation,
+ _paddingStyleChanged: adaptivePaddingStyleChanged,
+ } =
+ lifecycle(
+ {
+ _directionIsRTL: finalDirectionIsRTL,
+ _heightIntrinsic: finalHeightIntrinsic,
+ _sizeChanged,
+ _hostMutation,
+ _contentMutation,
+ _paddingStyleChanged,
+ },
+ checkOption,
+ !!force
+ ) || {};
_sizeChanged = adaptiveSizeChanged || _sizeChanged;
_hostMutation = adaptiveHostMutation || _hostMutation;
_contentMutation = adaptiveContentMutation || _contentMutation;
+ _paddingStyleChanged = adaptivePaddingStyleChanged || _paddingStyleChanged;
});
+
+ if (isNumber(scrollOffsetX)) {
+ scrollLeft(_viewport, scrollOffsetX);
+ }
+
+ if (isNumber(scrollOffsetY)) {
+ scrollTop(_viewport, scrollOffsetY);
+ }
};
const onSizeChanged = (directionIsRTL) => {
const sizeChanged = !directionIsRTL;
- runLifecycles({
+ updateLifecycles({
_directionIsRTL: directionIsRTL,
_sizeChanged: sizeChanged,
});
};
const onTrinsicChanged = (heightIntrinsic) => {
- runLifecycles({
+ updateLifecycles({
_heightIntrinsic: heightIntrinsic,
});
};
const onHostMutation = () => {
requestAnimationFrame(() => {
- runLifecycles({
+ updateLifecycles({
_hostMutation: true,
});
});
@@ -1660,17 +1973,18 @@ const createLifecycleHub = (options, structureSetup) => {
const onContentMutation = () => {
requestAnimationFrame(() => {
- runLifecycles({
+ updateLifecycles({
_contentMutation: true,
});
});
};
+ const trinsicObserver = _content && createTrinsicObserver(_host, onTrinsicChanged);
+
const sizeObserver = createSizeObserver(_host, onSizeChanged, {
_appear: true,
_direction: !_nativeScrollbarStyling,
});
- const trinsicObserver = createTrinsicObserver(_host, onTrinsicChanged);
const hostMutationObserver = createDOMObserver(_host, onHostMutation, {
_styleChangingAttributes: attrs,
_attributes: attrs,
@@ -1682,15 +1996,15 @@ const createLifecycleHub = (options, structureSetup) => {
_eventContentChange: options.updating.elementEvents,
});
- const updateAll = (changedOptions, force) => {
- runLifecycles(null, changedOptions, force);
+ const update = (changedOptions, force) => {
+ updateLifecycles(null, changedOptions, force);
};
- const envUpdateListener = updateAll.bind(null, null, true);
+ const envUpdateListener = update.bind(null, null, true);
addEnvironmentListener(envUpdateListener);
console.log('flexboxGlue', _flexboxGlue);
return {
- _update: updateAll,
+ _update: update,
_destroy() {
removeEnvironmentListener(envUpdateListener);
@@ -1767,34 +2081,7 @@ const OverlayScrollbars = (target, options, extensions) => {
};
var index = () => {
- return [
- getEnvironment(),
- OverlayScrollbars(document.body),
- createDOM(
- '\
-
'
- ),
- ];
+ return [getEnvironment(), OverlayScrollbars(document.body)];
};
export default index;
diff --git a/packages/overlayscrollbars/dist/overlayscrollbars.esm.js.map b/packages/overlayscrollbars/dist/overlayscrollbars.esm.js.map
index 5a4e34b..ab0025e 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/types.ts","../src/support/dom/attribute.ts","../src/support/utils/array.ts","../src/support/utils/object.ts","../src/support/dom/class.ts","../src/support/dom/traversal.ts","../src/support/dom/manipulation.ts","../src/support/dom/create.ts","../src/support/dom/dimensions.ts","../src/support/dom/events.ts","../src/support/utils/equal.ts","../src/support/compatibility/vendors.ts","../src/support/compatibility/apis.ts","../src/support/utils/function.ts","../src/support/dom/style.ts","../src/support/dom/offset.ts","../src/support/cache/cache.ts","../../../node_modules/@babel/runtime/helpers/extends.js","../src/support/options/validation.ts","../src/support/options/transformation.ts","../src/classnames.ts","../src/environment/environment.ts","../src/setups/structureSetup.ts","../src/lifecycles/lifecycleUpdateFunction.ts","../src/lifecycles/overflowLifecycle.ts","../src/observers/sizeObserver.ts","../src/observers/trinsicObserver.ts","../src/observers/domObserver.ts","../src/lifecycles/lifecycleHub.ts","../src/options/options.ts","../src/overlayscrollbars/overlayscrollbars.ts","../src/index.ts"],"sourcesContent":["import { PlainObject } from 'typings';\r\n\r\nconst ElementNodeType = Node.ELEMENT_NODE;\r\nconst { toString, hasOwnProperty } = Object.prototype;\r\n\r\nexport function isUndefined(obj: any): obj is undefined {\r\n return obj === undefined;\r\n}\r\n\r\nexport function isNull(obj: any): obj is null {\r\n return obj === null;\r\n}\r\n\r\nexport const type: (obj: any) => string = (obj) => {\r\n return 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\n\r\nexport function isNumber(obj: any): obj is number {\r\n return typeof obj === 'number';\r\n}\r\n\r\nexport function isString(obj: any): obj is string {\r\n return typeof obj === 'string';\r\n}\r\n\r\nexport function isBoolean(obj: any): obj is boolean {\r\n return typeof obj === 'boolean';\r\n}\r\n\r\nexport function isFunction(obj: any): obj is (...args: Array) => unknown {\r\n return typeof obj === 'function';\r\n}\r\n\r\nexport function isArray(obj: any): obj is Array {\r\n return Array.isArray(obj);\r\n}\r\n\r\nexport function isObject(obj: any): boolean {\r\n return typeof obj === 'object' && !isArray(obj) && !isNull(obj);\r\n}\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 function 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) ? (length > 0 && isObject(obj) ? length - 1 in obj : true) : 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 function 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 function isHTMLElement(obj: any): obj is HTMLElement {\r\n const instanceofObj = window.HTMLElement;\r\n return obj ? (instanceofObj ? obj instanceof instanceofObj : obj.nodeType === ElementNodeType) : 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 function isElement(obj: any): obj is Element {\r\n const instanceofObj = window.Element;\r\n return obj ? (instanceofObj ? obj instanceof instanceofObj : obj.nodeType === ElementNodeType) : false;\r\n}\r\n","import { isUndefined } from 'support/utils/types';\r\n\r\ntype GetSetPropName = 'scrollLeft' | 'scrollTop' | 'value';\r\n\r\nfunction getSetProp(\r\n topLeft: GetSetPropName,\r\n fallback: number | string,\r\n elm: HTMLElement | HTMLInputElement | null,\r\n value?: number | string\r\n): number | string | void {\r\n if (isUndefined(value)) {\r\n return elm ? elm[topLeft] : fallback;\r\n }\r\n elm && (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 function attr(elm: HTMLElement | null, attrName: string): string | null;\r\nexport function attr(elm: HTMLElement | null, attrName: string, value: string): void;\r\nexport function attr(elm: HTMLElement | null, attrName: string, value?: string): 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}\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 | null, 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 function scrollLeft(elm: HTMLElement | null): number;\r\nexport function scrollLeft(elm: HTMLElement | null, value: number): void;\r\nexport function scrollLeft(elm: HTMLElement | null, value?: number): number | void {\r\n return getSetProp('scrollLeft', 0, elm, value) as number;\r\n}\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 function scrollTop(elm: HTMLElement | null): number;\r\nexport function scrollTop(elm: HTMLElement | null, value: number): void;\r\nexport function scrollTop(elm: HTMLElement | null, value?: number): number | void {\r\n return getSetProp('scrollTop', 0, elm, value) as number;\r\n}\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 function val(elm: HTMLInputElement | null): string;\r\nexport function val(elm: HTMLInputElement | null, value: string): void;\r\nexport function val(elm: HTMLInputElement | null, value?: string): string | void {\r\n return getSetProp('value', '', elm, value) as string;\r\n}\r\n","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 | void\r\n): Array | ReadonlyArray;\r\nexport function each(\r\n array: Array | ReadonlyArray | null | undefined,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | void\r\n): Array | ReadonlyArray | null | undefined;\r\nexport function each(\r\n arrayLikeObject: ArrayLike,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | void\r\n): ArrayLike;\r\nexport function each(\r\n arrayLikeObject: ArrayLike | null | undefined,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | void\r\n): ArrayLike | null | undefined;\r\nexport function each(obj: PlainObject, callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | void): PlainObject;\r\nexport function each(\r\n obj: PlainObject | null | undefined,\r\n callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | void\r\n): PlainObject | null | undefined;\r\nexport function each(\r\n source: ArrayLike | PlainObject | null | undefined,\r\n callback: (value: T, indexOrKey: any, source: any) => boolean | void\r\n): Array | ReadonlyArray | ArrayLike | PlainObject | 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: Array, item: T, fromIndex?: number): number => 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: Array, items: T | ArrayLike, arrayIsSingleItem?: boolean): Array => {\r\n !arrayIsSingleItem && !isString(items) && isArrayLike(items) ? Array.prototype.push.apply(array, items as Array) : 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) => {\r\n if (Array.from) {\r\n return Array.from(arr);\r\n }\r\n const result: Array = [];\r\n\r\n each(arr, (elm) => {\r\n push(result, elm);\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: Array | null | undefined) => 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 p1 The first param.\r\n */\r\nexport const runEach = (arr: ArrayLike | Set, p1?: unknown): void => {\r\n const runFn = (fn: RunEachItem) => fn && fn(p1);\r\n if (arr instanceof Set) {\r\n arr.forEach(runFn);\r\n } else {\r\n each(arr, runFn);\r\n }\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 => 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\n// https://github.com/jquery/jquery/blob/master/src/core.js#L116\r\nexport function assignDeep(target: T, object1: U): T & U;\r\nexport function assignDeep(target: T, object1: U, object2: V): T & U & V;\r\nexport function assignDeep(target: T, object1: U, object2: V, object3: W): T & U & V & W;\r\nexport function assignDeep(target: T, object1: U, object2: V, object3: W, object4: X): T & U & V & W & X;\r\nexport function assignDeep(target: T, object1: U, object2: V, object3: W, object4: X, object5: Y): T & U & V & W & X & Y;\r\nexport function 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 function 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 { isString } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\nimport { keys } from 'support/utils/object';\r\n\r\nconst rnothtmlwhite = /[^\\x20\\t\\r\\n\\f]+/g;\r\nconst classListAction = (\r\n elm: Element | null | undefined,\r\n className: string,\r\n action: (elmClassList: DOMTokenList, clazz: string) => boolean | void\r\n): boolean => {\r\n let clazz: string;\r\n let i = 0;\r\n let result = false;\r\n\r\n if (elm && 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(elm.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: Element | null | undefined, className: string): boolean =>\r\n classListAction(elm, className, (classList, clazz) => classList.contains(clazz));\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 */\r\nexport const addClass = (elm: Element | null | undefined, className: string): void => {\r\n classListAction(elm, className, (classList, clazz) => classList.add(clazz));\r\n};\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: Element | null | undefined, className: string): void => {\r\n classListAction(elm, className, (classList, clazz) => classList.remove(clazz));\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: string | null | undefined, classNameB: string | null | undefined) => {\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 { isElement } from 'support/utils/types';\r\nimport { push, from } from 'support/utils/array';\r\n\r\ntype InputElementType = Element | Node | null | undefined;\r\ntype OutputElementType = 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 => (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 = (elm: InputElementType, highBoundarySelector: string, deepBoundarySelector: string): boolean => {\r\n const closestHighBoundaryElm = elm && closest(elm, highBoundarySelector);\r\n const closestDeepBoundaryElm = elm && findFirst(deepBoundarySelector, closestHighBoundaryElm);\r\n\r\n return closestHighBoundaryElm && closestDeepBoundaryElm\r\n ? closestHighBoundaryElm === elm ||\r\n closestDeepBoundaryElm === elm ||\r\n closest(closest(elm, deepBoundarySelector), highBoundarySelector) !== closestHighBoundaryElm\r\n : false;\r\n};\r\n\r\nexport { find, findFirst, is, children, contents, parent, liesBetween };\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 | 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 = (parentElm: Node | null | undefined, preferredAnchor: Node | null | undefined, insertedElms: NodeCollection): void => {\r\n if (insertedElms) {\r\n let anchor: Node | null | undefined = preferredAnchor;\r\n let fragment: DocumentFragment | Node | null | undefined;\r\n\r\n // parent must be defined\r\n if (parentElm) {\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/**\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 = (node: Node | null | undefined, children: NodeCollection): 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 = (node: Node | null | undefined, children: NodeCollection): 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 = (node: Node | null | undefined, insertedNodes: NodeCollection): 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 = (node: Node | null | undefined, insertedNodes: NodeCollection): 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","export interface WH {\r\n w: T;\r\n h: T;\r\n}\r\n\r\nconst elementHasDimensions = (elm: HTMLElement): boolean => !!(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 | 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 | 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 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 | null | undefined): boolean => (elm ? elementHasDimensions(elm as HTMLElement) : false);\r\n","import { isUndefined } from 'support/utils/types';\r\nimport { each, push, runEach } 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: function () {\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 = (target: EventTarget, eventNames: string, listener: (event: T) => any, capture?: boolean): 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) || false;\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 = (once\r\n ? (evt: T) => {\r\n target.removeEventListener(eventName, finalListener, capture);\r\n listener && listener(evt);\r\n }\r\n : listener) 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 runEach.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) => 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) => evt.preventDefault();\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 = (a: T | undefined, b: T | undefined, props: Array): boolean => {\r\n if (a && b) {\r\n let result = true;\r\n each(props, (prop) => {\r\n if (a[prop] !== b[prop]) {\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","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 = ['WebKit', 'Moz', 'O', 'MS', 'webkit', 'moz', 'o', 'ms'];\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, or undefined 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 | undefined => {\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 result = resultPossibilities.find((resultPossibility: string) => elmStyle[resultPossibility] !== undefined);\r\n return !result;\r\n });\r\n\r\n cssCache[name] = result;\r\n return 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 wuthout, or undefined 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 | undefined => {\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 cssCache[name] = result;\r\n return 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 = jsAPI('IntersectionObserver');\r\nexport const ResizeObserverConstructor: any | undefined = jsAPI('ResizeObserver');\r\nexport const cAF = jsAPI('cancelAnimationFrame');\r\nexport const rAF = jsAPI('requestAnimationFrame');\r\n","import { isNumber } from 'support/utils/types';\r\nimport { cAF, rAF } from 'support/compatibility/apis';\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 timeout The timeout for debouncing. If 0 or lower animation frame is used for debouncing, a timeout otherwise.\r\n * @param maxWait A maximum amount of ms. before the function will be called even with debounce.\r\n */\r\nexport const debounce = (functionToDebounce: (...args: any) => any, timeout?: number, maxWait?: number) => {\r\n let timeoutId: number | void;\r\n let lastCallTime: number;\r\n const hasTimeout = isNumber(timeout) && timeout > 0;\r\n const hasMaxWait = isNumber(maxWait) && maxWait > 0;\r\n const cancel = hasTimeout ? window.clearTimeout : cAF!;\r\n const set = hasTimeout ? window.setTimeout : rAF!;\r\n const setFn = function (args: IArguments) {\r\n lastCallTime = hasMaxWait ? performance.now() : 0;\r\n timeoutId && cancel(timeoutId);\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n functionToDebounce.apply(this, args);\r\n };\r\n\r\n return function () {\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const boundSetFn = setFn.bind(this, arguments); // eslint-disable-line\r\n const forceCall = hasMaxWait ? performance.now() - lastCallTime >= maxWait! : false;\r\n\r\n timeoutId && cancel(timeoutId);\r\n timeoutId = forceCall ? boundSetFn() : (set(boundSetFn, timeout!) as number);\r\n };\r\n};\r\n","import { each, keys } from 'support/utils';\r\nimport { isString, isNumber, isArray } from 'support/utils/types';\r\nimport { PlainObject } 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\ntype CssStyles = { [key: string]: string | number };\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 opacity: 1,\r\n order: 1,\r\n orphans: 1,\r\n widows: 1,\r\n zindex: 1,\r\n zoom: 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 /* istanbul ignore next */\r\n return Number.isNaN(num) ? 0 : num;\r\n};\r\nconst adaptCSSVal = (prop: string, val: string | number): string | number => (!cssNumber[prop.toLowerCase()] && isNumber(val) ? `${val}px` : val);\r\nconst getCSSVal = (elm: HTMLElement, computedStyle: CSSStyleDeclaration, prop: string): string =>\r\n /* istanbul ignore next */\r\n computedStyle != null ? computedStyle.getPropertyValue(prop) : elm.style[prop];\r\nconst setCSSVal = (elm: HTMLElement | null | undefined, prop: string, val: string | number): void => {\r\n try {\r\n if (elm && elm.style[prop] !== undefined) {\r\n elm.style[prop] = adaptCSSVal(prop, val);\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(elm: HTMLElement | null | undefined, styles: CssStyles): void;\r\nexport function style(elm: HTMLElement | null | undefined, styles: string): string;\r\nexport function style(elm: HTMLElement | null | undefined, styles: Array | string): { [key: string]: string };\r\nexport function style(elm: HTMLElement | null | undefined, styles: CssStyles | Array | string): { [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 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 | null): 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 | null | undefined): void => {\r\n style(elm, { display: 'block' });\r\n};\r\n\r\n/**\r\n * Returns a top\r\n * @param elm\r\n * @param property\r\n */\r\nexport const topRightBottomLeft = (elm: HTMLElement | null | undefined, property?: string): TRBL => {\r\n const finalProp = property || '';\r\n const top = `${finalProp}-top`;\r\n const right = `${finalProp}-right`;\r\n const bottom = `${finalProp}-bottom`;\r\n const left = `${finalProp}-left`;\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","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","export interface CacheValues {\r\n readonly _value?: T;\r\n readonly _previous?: T;\r\n _changed: boolean;\r\n}\r\n\r\nexport interface CacheOptions {\r\n // Custom comparison function if shallow compare isn't enough. Returns true if nothing changed.\r\n _equal?: EqualCachePropFunction;\r\n // Initial value for _value\r\n _initialValue?: T;\r\n // If true updates always _value and _previous, otherwise they update only when changed\r\n _alwaysUpdateValues?: boolean;\r\n}\r\n\r\nexport interface Cache {\r\n _current: (force?: boolean) => CacheValues;\r\n _update: CacheUpdate;\r\n}\r\n\r\nexport type CacheUpdate = undefined extends C\r\n ? (force?: boolean | 0, context?: C) => CacheValues\r\n : (force: boolean | 0, context: C) => CacheValues;\r\n\r\nexport type UpdateCachePropFunction = undefined extends C\r\n ? (context?: C, current?: T, previous?: T) => T\r\n : C extends T\r\n ? ((context: C, current?: T, previous?: T) => T) | 0\r\n : (context: C, current?: T, previous?: T) => T;\r\n\r\nexport type EqualCachePropFunction = (currentVal?: T, newVal?: T) => boolean;\r\n\r\nexport const createCache = (update: UpdateCachePropFunction, options?: CacheOptions): Cache => {\r\n const { _equal, _initialValue, _alwaysUpdateValues } = options || {};\r\n let _value: T | undefined = _initialValue;\r\n let _previous: T | undefined;\r\n\r\n const cacheUpdate = ((force?: boolean | 0, context?: C) => {\r\n const curr = _value;\r\n // @ts-ignore\r\n // update can only not be a function if C extends T as described in \"UpdateCachePropFunction\" type definition\r\n // if C extends T the cast (context as T) is perfectly valid\r\n const newVal = update ? update(context, _value, _previous) : (context as T);\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 {\r\n _value,\r\n _previous,\r\n _changed: changed,\r\n };\r\n }) as CacheUpdate;\r\n\r\n return {\r\n _update: cacheUpdate,\r\n _current: (force?: boolean) => ({\r\n _value,\r\n _previous,\r\n _changed: !!force,\r\n }),\r\n };\r\n};\r\n","function _extends() {\n module.exports = _extends = Object.assign || 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 };\n\n return _extends.apply(this, arguments);\n}\n\nmodule.exports = _extends;","import { each, hasOwnProperty, keys, push, isEmptyObject } from 'support/utils';\r\nimport { type, isArray, isUndefined, isPlainObject, isString } from 'support/utils/types';\r\nimport { OptionsTemplate, OptionsTemplateTypes, OptionsTemplateType, Func, OptionsValidationResult, OptionsValidated } from 'support/options';\r\nimport { PlainObject } from 'typings';\r\n\r\nconst { stringify } = JSON;\r\n\r\n/**\r\n * A prefix and suffix tuple which serves as recognition pattern for template types.\r\n */\r\nconst templateTypePrefixSuffix: readonly [string, string] = ['__TPL_', '_TYPE__'];\r\n/**\r\n * A object which serves as a mapping for \"normal\" types and template types.\r\n * Key = normal type string\r\n * value = template type string\r\n */\r\nconst optionsTemplateTypes: OptionsTemplateTypesDictionary = ['boolean', 'number', 'string', 'array', 'object', 'function', 'null'].reduce(\r\n (result, item) => {\r\n result[item] = templateTypePrefixSuffix[0] + item + templateTypePrefixSuffix[1];\r\n return result;\r\n },\r\n {} as OptionsTemplateTypesDictionary\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 options The options object which shall be validated.\r\n * @param template The template according to which the options object 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 options: T,\r\n template: OptionsTemplate>,\r\n optionsDiff: T,\r\n doWriteErrors?: boolean,\r\n propPath?: string\r\n): OptionsValidationResult => {\r\n const validatedOptions: OptionsValidated = {};\r\n const optionsCopy: T = { ...options };\r\n const props = keys(template).filter((prop) => hasOwnProperty(options, prop));\r\n\r\n each(props, (prop: Extract) => {\r\n const optionsDiffValue: any = isUndefined(optionsDiff[prop]) ? {} : optionsDiff[prop];\r\n const optionsValue: any = options[prop];\r\n const templateValue: PlainObject | string | OptionsTemplateTypes | Array = 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 validatedResult = validateRecursive(optionsValue, templateValue as PlainObject, optionsDiffValue, doWriteErrors, propPrefix + prop);\r\n validatedOptions[prop] = validatedResult._validated as any;\r\n optionsCopy[prop] = validatedResult._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 const doStringifyComparison = isArray(optionsValue) || isPlainObject(optionsValue);\r\n if (doStringifyComparison ? stringify(optionsValue) !== stringify(optionsDiffValue) : optionsValue !== optionsDiffValue) {\r\n validatedOptions[prop] = optionsValue;\r\n }\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: [ ${errorPossibleTypes.join(', ').toUpperCase()} ].\\r\\n`\r\n }${errorEnumStrings.length > 0 ? `\\r\\nValid strings are: [ ${errorEnumStrings.join(', ')} ].` : ''}`\r\n );\r\n }\r\n\r\n delete optionsCopy[prop];\r\n }\r\n });\r\n\r\n return {\r\n _foreign: optionsCopy,\r\n _validated: validatedOptions,\r\n };\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 options The options object which shall be validated.\r\n * @param template The template according to which the options object 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 */\r\nconst validateOptions = (\r\n options: T,\r\n template: OptionsTemplate>,\r\n optionsDiff?: T | null,\r\n doWriteErrors?: boolean\r\n): OptionsValidationResult => {\r\n /*\r\n if (!isEmptyObject(foreign) && doWriteErrors)\r\n console.warn(`The following options are discarded due to invalidity:\\r\\n ${window.JSON.stringify(foreign, null, 2)}`);\r\n\r\n //add values, which aren't specified in the template, to the finished validated object to prevent them from being discarded\r\n if (keepForeignProps) {\r\n Object.assign(result.validated, foreign);\r\n }\r\n */\r\n return validateRecursive(options, template, optionsDiff || ({} as T), doWriteErrors || false);\r\n};\r\n\r\nexport { validateOptions, optionsTemplateTypes };\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","import { OptionsTemplate, OptionsWithOptionsTemplate, OptionsTemplateTypes } from 'support/options';\r\nimport { PlainObject } from 'typings';\r\nimport { isArray } from 'support/utils/types';\r\nimport { each, keys } from 'support/utils';\r\n\r\nexport interface OptionsWithOptionsTemplateTransformation> {\r\n _template: OptionsTemplate;\r\n _options: T;\r\n}\r\n\r\n/**\r\n * Transforms the given OptionsWithOptionsTemplate object to its corresponding generic (T) Object or its corresponding Template object.\r\n * @param optionsWithOptionsTemplate The OptionsWithOptionsTemplate object which shall be converted.\r\n * @param toTemplate True if the given OptionsWithOptionsTemplate shall be converted to its corresponding Template object.\r\n */\r\nexport function transformOptions>(\r\n optionsWithOptionsTemplate: OptionsWithOptionsTemplate\r\n): OptionsWithOptionsTemplateTransformation {\r\n const result: any = {\r\n _template: {},\r\n _options: {},\r\n };\r\n\r\n each(keys(optionsWithOptionsTemplate), (key: Extract) => {\r\n const val: PlainObject | OptionsTemplateTypes | Array = optionsWithOptionsTemplate[key];\r\n\r\n if (isArray(val)) {\r\n result._template[key] = val[1];\r\n result._options[key] = val[0];\r\n } else {\r\n // if (isObject(val))\r\n const tmpResult = transformOptions(val as OptionsWithOptionsTemplate);\r\n result._template[key] = tmpResult._template;\r\n result._options[key] = tmpResult._options;\r\n }\r\n });\r\n\r\n return result;\r\n}\r\n","export const classNameEnvironment = 'os-environment';\r\nexport const classNameEnvironmentFlexboxGlue = `${classNameEnvironment}-flexbox-glue`;\r\nexport const classNameEnvironmentFlexboxGlueMax = `${classNameEnvironmentFlexboxGlue}-max`;\r\n\r\nexport const classNameHost = 'os-host';\r\nexport const classNamePadding = 'os-padding';\r\nexport const classNameViewport = 'os-viewport';\r\nexport const classNameContent = 'os-content';\r\nexport const classNameContentArrange = `${classNameContent}-arrange`;\r\nexport const classNameViewportScrollbarStyling = `${classNameViewport}-scrollbar-styled`;\r\n\r\nexport const classNameSizeObserver = 'os-size-observer';\r\nexport const classNameSizeObserverAppear = `${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","import {\r\n createDOM,\r\n addClass,\r\n style,\r\n appendChildren,\r\n clientSize,\r\n absoluteCoordinates,\r\n offsetSize,\r\n scrollLeft,\r\n XY,\r\n removeAttr,\r\n removeElements,\r\n windowSize,\r\n runEach,\r\n equalWH,\r\n} from 'support';\r\nimport {\r\n classNameEnvironment,\r\n classNameEnvironmentFlexboxGlue,\r\n classNameEnvironmentFlexboxGlueMax,\r\n classNameViewportScrollbarStyling,\r\n} from 'classnames';\r\n\r\nexport type OnEnvironmentChanged = (env: Environment) => void;\r\nexport interface Environment {\r\n _autoUpdateLoop: boolean;\r\n _nativeScrollbarSize: XY;\r\n _nativeScrollbarIsOverlaid: XY;\r\n _nativeScrollbarStyling: boolean;\r\n _rtlScrollBehavior: { n: boolean; i: boolean };\r\n _flexboxGlue: boolean;\r\n _addListener(listener: OnEnvironmentChanged): void;\r\n _removeListener(listener: OnEnvironmentChanged): void;\r\n}\r\n\r\nlet environmentInstance: Environment;\r\nconst { abs, round } = Math;\r\n\r\nconst getNativeScrollbarSize = (body: HTMLElement, measureElm: HTMLElement): XY => {\r\n appendChildren(body, measureElm);\r\n const cSize = clientSize(measureElm);\r\n const oSize = offsetSize(measureElm);\r\n\r\n return {\r\n x: oSize.h - cSize.h,\r\n y: oSize.w - cSize.w,\r\n };\r\n};\r\n\r\nconst getNativeScrollbarStyling = (testElm: HTMLElement): boolean => {\r\n let result = false;\r\n addClass(testElm, classNameViewportScrollbarStyling);\r\n try {\r\n result =\r\n style(testElm, 'scrollbar-width') === 'none' || window.getComputedStyle(testElm, '::-webkit-scrollbar').getPropertyValue('display') === 'none';\r\n } catch (ex) {}\r\n\r\n return result;\r\n};\r\n\r\nconst getRtlScrollBehavior = (parentElm: HTMLElement, childElm: HTMLElement): { 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 addClass(parentElm, classNameEnvironmentFlexboxGlue);\r\n const minOffsetsizeParent = offsetSize(parentElm);\r\n const minOffsetsize = offsetSize(childElm);\r\n const supportsMin = equalWH(minOffsetsize, minOffsetsizeParent);\r\n\r\n addClass(parentElm, classNameEnvironmentFlexboxGlueMax);\r\n const maxOffsetsizeParent = offsetSize(parentElm);\r\n const maxOffsetsize = offsetSize(childElm);\r\n const supportsMax = equalWH(maxOffsetsize, maxOffsetsizeParent);\r\n\r\n return supportsMin && supportsMax;\r\n};\r\n\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\nconst createEnvironment = (): Environment => {\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\r\n const onChangedListener: Set = new Set();\r\n const nativeScrollbarSize = getNativeScrollbarSize(body, envElm);\r\n const nativeScrollbarStyling = false; //getNativeScrollbarStyling(envElm); TODO: Re-enable\r\n const nativeScrollbarIsOverlaid = {\r\n x: nativeScrollbarSize.x === 0,\r\n y: nativeScrollbarSize.y === 0,\r\n };\r\n\r\n const env: Environment = {\r\n _autoUpdateLoop: false,\r\n _nativeScrollbarSize: nativeScrollbarSize,\r\n _nativeScrollbarIsOverlaid: nativeScrollbarIsOverlaid,\r\n _nativeScrollbarStyling: nativeScrollbarStyling,\r\n _rtlScrollBehavior: getRtlScrollBehavior(envElm, envChildElm),\r\n _flexboxGlue: getFlexboxGlue(envElm, envChildElm),\r\n _addListener(listener: OnEnvironmentChanged): void {\r\n onChangedListener.add(listener);\r\n },\r\n _removeListener(listener: OnEnvironmentChanged): void {\r\n onChangedListener.delete(listener);\r\n },\r\n };\r\n\r\n removeAttr(envElm, 'style');\r\n removeElements(envElm);\r\n\r\n if (!nativeScrollbarStyling && (!nativeScrollbarIsOverlaid.x || !nativeScrollbarIsOverlaid.y)) {\r\n let size = windowSize();\r\n let dpr = getWindowDPR();\r\n let scrollbarSize = nativeScrollbarSize;\r\n\r\n window.addEventListener('resize', () => {\r\n if (onChangedListener.size) {\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) return;\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 && dpr > 0;\r\n const isZoom = deltaIsBigger && difference && dprChanged;\r\n\r\n if (isZoom) {\r\n const newScrollbarSize = (environmentInstance._nativeScrollbarSize = getNativeScrollbarSize(body, envElm));\r\n removeElements(envElm);\r\n\r\n if (scrollbarSize.x !== newScrollbarSize.x || scrollbarSize.y !== newScrollbarSize.y) {\r\n runEach(onChangedListener);\r\n }\r\n\r\n scrollbarSize = newScrollbarSize;\r\n }\r\n\r\n size = sizeNew;\r\n dpr = dprNew;\r\n }\r\n });\r\n }\r\n\r\n return env;\r\n};\r\n\r\nexport const getEnvironment = (): Environment => {\r\n if (!environmentInstance) {\r\n environmentInstance = createEnvironment();\r\n }\r\n return environmentInstance;\r\n};\r\n","import {\r\n isHTMLElement,\r\n appendChildren,\r\n is,\r\n createDiv,\r\n contents,\r\n insertAfter,\r\n addClass,\r\n parent,\r\n isUndefined,\r\n removeElements,\r\n removeClass,\r\n push,\r\n runEach,\r\n prependChildren,\r\n} from 'support';\r\nimport {\r\n classNameHost,\r\n classNamePadding,\r\n classNameViewport,\r\n classNameContent,\r\n classNameContentArrange,\r\n classNameViewportScrollbarStyling,\r\n} from 'classnames';\r\nimport { getEnvironment } from 'environment';\r\nimport { OSTarget, OSTargetObject, InternalVersionOf, OSTargetElement } from 'typings';\r\n\r\nexport interface OSTargetContext {\r\n _isTextarea: boolean;\r\n _isBody: boolean;\r\n _htmlElm: HTMLHtmlElement;\r\n _bodyElm: HTMLBodyElement;\r\n _windowElm: Window;\r\n _documentElm: HTMLDocument;\r\n}\r\n\r\nexport interface PreparedOSTargetObject extends Required> {\r\n _host: HTMLElement;\r\n _contentArrange: HTMLElement | null;\r\n}\r\n\r\nexport interface StructureSetup {\r\n _targetObj: PreparedOSTargetObject;\r\n _targetCtx: OSTargetContext;\r\n _destroy: () => void;\r\n}\r\n\r\nconst unwrap = (elm: HTMLElement | null | undefined) => {\r\n appendChildren(parent(elm), contents(elm));\r\n removeElements(elm);\r\n};\r\n\r\nexport const createStructureSetup = (target: OSTarget | OSTargetObject): StructureSetup => {\r\n const targetIsElm = isHTMLElement(target);\r\n const osTargetObj: InternalVersionOf = targetIsElm\r\n ? ({} as InternalVersionOf)\r\n : {\r\n _host: (target as OSTargetObject).host,\r\n _target: (target as OSTargetObject).target,\r\n _padding: (target as OSTargetObject).padding,\r\n _viewport: (target as OSTargetObject).viewport,\r\n _content: (target as OSTargetObject).content,\r\n };\r\n\r\n if (targetIsElm) {\r\n const padding = createDiv(classNamePadding);\r\n const viewport = createDiv(classNameViewport);\r\n const content = createDiv(classNameContent);\r\n\r\n appendChildren(padding, viewport);\r\n appendChildren(viewport, content);\r\n\r\n osTargetObj._target = target as OSTargetElement;\r\n osTargetObj._padding = padding;\r\n osTargetObj._viewport = viewport;\r\n osTargetObj._content = content;\r\n }\r\n\r\n let { _target, _padding, _viewport, _content } = osTargetObj;\r\n const destroyFns: (() => any)[] = [];\r\n const isTextarea = is(_target, 'textarea');\r\n const isBody = !isTextarea && is(_target, 'body');\r\n const _host = (isTextarea ? osTargetObj._host || createDiv() : _target) as HTMLElement;\r\n const getTargetContents = (contentSlot: HTMLElement) => (isTextarea ? (_target as HTMLTextAreaElement) : contents(contentSlot as HTMLElement));\r\n const isTextareaHostGenerated = isTextarea && _host !== osTargetObj._host;\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 if (targetIsElm) {\r\n appendChildren(_content!, getTargetContents(_target));\r\n appendChildren(_host, _padding);\r\n\r\n push(destroyFns, () => {\r\n appendChildren(_host, contents(_content));\r\n removeElements(_padding);\r\n removeClass(_host, classNameHost);\r\n });\r\n } else {\r\n const contentContainingElm = _content || _viewport || _padding || _host;\r\n const createPadding = isUndefined(_padding);\r\n const createViewport = isUndefined(_viewport);\r\n const createContent = isUndefined(_content);\r\n const targetContents = getTargetContents(contentContainingElm);\r\n\r\n _padding = osTargetObj._padding = createPadding ? createDiv() : _padding;\r\n _viewport = osTargetObj._viewport = createViewport ? createDiv() : _viewport;\r\n _content = osTargetObj._content = createContent ? createDiv() : _content;\r\n\r\n appendChildren(_host, _padding);\r\n appendChildren(_padding || _host, _viewport);\r\n appendChildren(_viewport, _content);\r\n\r\n const contentSlot = _content || _viewport;\r\n appendChildren(contentSlot, targetContents);\r\n\r\n push(destroyFns, () => {\r\n if (createContent) {\r\n unwrap(_content);\r\n }\r\n if (createViewport) {\r\n unwrap(_viewport);\r\n }\r\n if (createPadding) {\r\n unwrap(_padding);\r\n }\r\n removeClass(_host, classNameHost);\r\n removeClass(_padding, classNamePadding);\r\n removeClass(_viewport, classNameViewport);\r\n removeClass(_content, classNameContent);\r\n });\r\n }\r\n\r\n addClass(_host, classNameHost);\r\n addClass(_padding, classNamePadding);\r\n addClass(_viewport, classNameViewport);\r\n addClass(_content, classNameContent);\r\n\r\n const ownerDocument: HTMLDocument = _target.ownerDocument;\r\n const bodyElm = ownerDocument.body as HTMLBodyElement;\r\n const wnd = ownerDocument.defaultView as Window;\r\n const ctx: OSTargetContext = {\r\n _windowElm: wnd,\r\n _documentElm: ownerDocument,\r\n _htmlElm: parent(bodyElm) as HTMLHtmlElement,\r\n _bodyElm: bodyElm,\r\n _isTextarea: isTextarea,\r\n _isBody: isBody,\r\n };\r\n // @ts-ignore\r\n const obj: PreparedOSTargetObject = {\r\n ...osTargetObj,\r\n _host,\r\n };\r\n\r\n const { _nativeScrollbarStyling, _nativeScrollbarIsOverlaid } = getEnvironment();\r\n if (_nativeScrollbarStyling) {\r\n push(destroyFns, removeClass.bind(0, _viewport, classNameViewportScrollbarStyling));\r\n } else if (_nativeScrollbarIsOverlaid.x || _nativeScrollbarIsOverlaid.y) {\r\n if (obj._content) {\r\n const contentArrangeElm = createDiv(classNameContentArrange);\r\n\r\n prependChildren(_viewport, contentArrangeElm);\r\n push(destroyFns, removeElements.bind(0, contentArrangeElm));\r\n\r\n obj._contentArrange = contentArrangeElm;\r\n }\r\n }\r\n\r\n return {\r\n _targetObj: obj,\r\n _targetCtx: ctx,\r\n _destroy: () => {\r\n runEach(destroyFns);\r\n },\r\n };\r\n};\r\n","import { CacheValues, OptionsValidated, hasOwnProperty } from 'support';\r\nimport { Options } from 'options';\r\nimport { LifecycleHub } from 'lifecycles/lifecycleHub';\r\n\r\nexport interface LifecycleAdaptiveUpdateHints {\r\n _sizeChanged: boolean;\r\n _hostMutation: boolean;\r\n _contentMutation: boolean;\r\n}\r\n\r\nexport interface LifecycleUpdateHints extends LifecycleAdaptiveUpdateHints {\r\n _directionIsRTL: CacheValues;\r\n _heightIntrinsic: CacheValues;\r\n}\r\n\r\nexport type LifecycleUpdateFunction = (\r\n updateHints: LifecycleUpdateHints,\r\n changedOptions?: OptionsValidated | null,\r\n force?: boolean\r\n) => Partial;\r\n\r\nexport interface LifecycleOptionInfo {\r\n readonly _value: T;\r\n _changed: boolean;\r\n}\r\n\r\nexport type LifecycleCheckOption = (path: string) => LifecycleOptionInfo;\r\n\r\nconst getPropByPath = (obj: any, path: string): T =>\r\n obj && path.split('.').reduce((o, prop) => (o && hasOwnProperty(o, prop) ? o[prop] : undefined), obj);\r\n\r\n/**\r\n * Creates a update function for a lifecycle.\r\n * @param lifecycleHub The LifecycleHub which is managing this lifecylce.\r\n * @param updateFunction The update function where cache and options updates are handled. Has two arguments which are the changedOptions and the changedCache objects.\r\n */\r\nexport const createLifecycleUpdateFunction = (\r\n lifecycleHub: LifecycleHub,\r\n updateFunction: (\r\n force: boolean,\r\n updateHints: LifecycleUpdateHints,\r\n checkOption: LifecycleCheckOption\r\n ) => Partial | void\r\n): LifecycleUpdateFunction => {\r\n return (updateHints: LifecycleUpdateHints, changedOptions?: OptionsValidated | null, force?: boolean) => {\r\n const checkOption: LifecycleCheckOption = (path) => ({\r\n _value: getPropByPath(lifecycleHub._options, path),\r\n _changed: force || getPropByPath(changedOptions, path) !== undefined,\r\n });\r\n return updateFunction(!!force, updateHints, checkOption) || {};\r\n };\r\n};\r\n","import {\r\n createCache,\r\n WH,\r\n XY,\r\n equalXY,\r\n style,\r\n scrollSize,\r\n offsetSize,\r\n CacheValues,\r\n equalWH,\r\n scrollLeft,\r\n scrollTop,\r\n addClass,\r\n removeClass,\r\n} from 'support';\r\nimport { createLifecycleUpdateFunction, LifecycleUpdateFunction } from 'lifecycles/lifecycleUpdateFunction';\r\nimport { LifecycleHub } from 'lifecycles/lifecycleHub';\r\nimport { getEnvironment } from 'environment';\r\nimport { OverflowBehavior } from 'options';\r\nimport { PlainObject } from 'typings';\r\nimport { classNameViewportScrollbarStyling } from 'classnames';\r\n\r\nconst overlaidScrollbarsHideOffset = 42;\r\nconst overlaidScrollbarsHideBorderStyle = `${overlaidScrollbarsHideOffset}px solid transparent`;\r\ninterface OverflowAmountCacheContext {\r\n _contentScrollSize: WH;\r\n _viewportSize: WH;\r\n}\r\n\r\nexport const createOverflowLifecycle = (lifecycleHub: LifecycleHub): LifecycleUpdateFunction => {\r\n const { _host, _padding, _viewport, _content, _contentArrange } = lifecycleHub._structureSetup._targetObj;\r\n const { _update: updateContentScrollSizeCache, _current: getCurrentContentScrollSizeCache } = createCache>(\r\n () => scrollSize(_content || _viewport),\r\n { _equal: equalWH }\r\n );\r\n const { _update: updateOverflowAmountCache, _current: getCurrentOverflowAmountCache } = createCache, OverflowAmountCacheContext>(\r\n (ctx) => ({\r\n x: Math.max(0, Math.round((ctx._contentScrollSize.w - ctx._viewportSize.w) * 100) / 100),\r\n y: Math.max(0, Math.round((ctx._contentScrollSize.h - ctx._viewportSize.h) * 100) / 100),\r\n }),\r\n { _equal: equalXY }\r\n );\r\n\r\n const setViewportOverflowStyle = (horizontal: boolean, amount: number, behavior: OverflowBehavior, styleObj: PlainObject) => {\r\n const overflowKey = horizontal ? 'overflowX' : 'overflowY';\r\n //const scrollMaxKey = horizontal ? 'scrollLeftMax' : 'scrollTopMax';\r\n const behaviorIsScroll = behavior === 'scroll';\r\n const behaviorIsVisibleScroll = behavior === 'visible-scroll';\r\n const hideOverflow = behaviorIsScroll || behavior === 'hidden';\r\n //const scrollMax = _viewport[scrollMaxKey];\r\n //const scrollMaxOverflow = isNumber(scrollMax) ? scrollMax > 0 : true;\r\n const applyStyle = amount > 0 && hideOverflow;\r\n\r\n if (applyStyle) {\r\n styleObj[overflowKey] = behavior;\r\n }\r\n\r\n return {\r\n _visible: !applyStyle,\r\n _behavior: behaviorIsVisibleScroll ? 'scroll' : 'hidden',\r\n };\r\n };\r\n\r\n const hideNativeScrollbars = (\r\n contentScrollSize: WH,\r\n showNativeOverlaidScrollbars: boolean,\r\n directionIsRTL: boolean,\r\n viewportStyleObj: PlainObject,\r\n contentStyleObj: PlainObject\r\n ) => {\r\n const { _nativeScrollbarSize, _nativeScrollbarIsOverlaid, _nativeScrollbarStyling } = getEnvironment();\r\n const { x: overlaidX, y: overlaidY } = _nativeScrollbarIsOverlaid;\r\n const scrollX = viewportStyleObj.overflowX === 'scroll';\r\n const scrollY = viewportStyleObj.overflowY === 'scroll';\r\n const horizontalMarginKey = directionIsRTL ? 'marginLeft' : 'marginRight';\r\n const horizontalBorderKey = directionIsRTL ? 'borderLeft' : 'borderRight';\r\n const overlaidHideOffset = _content && !showNativeOverlaidScrollbars ? overlaidScrollbarsHideOffset : 0;\r\n const scrollbarsHideOffset = {\r\n x: overlaidX ? overlaidHideOffset : _nativeScrollbarSize.x,\r\n y: overlaidY ? overlaidHideOffset : _nativeScrollbarSize.y,\r\n };\r\n\r\n if (!_nativeScrollbarStyling) {\r\n if (scrollX) {\r\n viewportStyleObj.marginBottom = -scrollbarsHideOffset.x;\r\n\r\n contentStyleObj.borderBottom = overlaidX && overlaidHideOffset ? overlaidScrollbarsHideBorderStyle : '';\r\n }\r\n if (scrollY) {\r\n viewportStyleObj.maxWidth = `calc(100% + ${scrollbarsHideOffset.y}px)`;\r\n viewportStyleObj[horizontalMarginKey] = -scrollbarsHideOffset.y;\r\n\r\n contentStyleObj[horizontalBorderKey] = overlaidY && overlaidHideOffset ? overlaidScrollbarsHideBorderStyle : '';\r\n }\r\n\r\n if (_contentArrange) {\r\n style(_contentArrange, {\r\n width: scrollY && !showNativeOverlaidScrollbars ? overlaidHideOffset + contentScrollSize.w : '',\r\n height: scrollX && !showNativeOverlaidScrollbars ? overlaidHideOffset + contentScrollSize.h : '',\r\n });\r\n }\r\n }\r\n\r\n return {\r\n _scrollbarsHideOffset: scrollbarsHideOffset,\r\n _scroll: {\r\n x: scrollX,\r\n y: scrollY,\r\n },\r\n };\r\n };\r\n\r\n const setFlexboxGlueStyle = (heightIntrinsic: boolean, scrollX: boolean, scrollbarsHideOffsetX: number) => {\r\n const offsetLeft = scrollLeft(_viewport);\r\n const offsetTop = scrollTop(_viewport);\r\n\r\n style(_viewport, {\r\n maxHeight: '',\r\n });\r\n\r\n if (heightIntrinsic) {\r\n style(_viewport, {\r\n maxHeight: _host.clientHeight + (scrollX ? scrollbarsHideOffsetX : 0),\r\n });\r\n }\r\n\r\n scrollLeft(_viewport, offsetLeft);\r\n scrollTop(_viewport, offsetTop);\r\n };\r\n\r\n return createLifecycleUpdateFunction(lifecycleHub, (force, updateHints, checkOption) => {\r\n const { _directionIsRTL, _heightIntrinsic, _sizeChanged, _hostMutation, _contentMutation } = updateHints;\r\n const { _flexboxGlue, _nativeScrollbarStyling, _nativeScrollbarIsOverlaid } = getEnvironment();\r\n const { _value: showNativeOverlaidScrollbarsOption, _changed: showNativeOverlaidScrollbarsChanged } = checkOption(\r\n 'nativeScrollbarsOverlaid.show'\r\n );\r\n const adjustFlexboxGlue = !_flexboxGlue && (_sizeChanged || _contentMutation || _hostMutation || showNativeOverlaidScrollbarsChanged);\r\n const showNativeOverlaidScrollbars = showNativeOverlaidScrollbarsOption && _nativeScrollbarIsOverlaid.x && _nativeScrollbarIsOverlaid.y;\r\n let overflowAmuntCache: CacheValues> = getCurrentOverflowAmountCache();\r\n let contentScrollSizeCache: CacheValues> = getCurrentContentScrollSizeCache();\r\n\r\n if (showNativeOverlaidScrollbarsChanged && _nativeScrollbarStyling) {\r\n if (showNativeOverlaidScrollbars) {\r\n removeClass(_viewport, classNameViewportScrollbarStyling);\r\n } else {\r\n addClass(_viewport, classNameViewportScrollbarStyling);\r\n }\r\n }\r\n\r\n if (_sizeChanged || _contentMutation) {\r\n const viewportOffsetSize = offsetSize(_padding);\r\n const contentClientSize = offsetSize(_content || _viewport);\r\n const contentArrangeOffsetSize = offsetSize(_contentArrange);\r\n\r\n contentScrollSizeCache = updateContentScrollSizeCache(force);\r\n const { _value: contentScrollSize } = contentScrollSizeCache;\r\n overflowAmuntCache = updateOverflowAmountCache(force, {\r\n _contentScrollSize: {\r\n w: Math.max(contentScrollSize!.w, contentArrangeOffsetSize.w),\r\n h: Math.max(contentScrollSize!.h, contentArrangeOffsetSize.h),\r\n },\r\n _viewportSize: {\r\n w: viewportOffsetSize.w + Math.max(0, contentClientSize.w - contentScrollSize!.w),\r\n h: viewportOffsetSize.h + Math.max(0, contentClientSize.h - contentScrollSize!.h),\r\n },\r\n });\r\n }\r\n\r\n const { _value: directionIsRTL, _changed: directionChanged } = _directionIsRTL;\r\n const { _value: contentScrollSize, _changed: contentScrollSizeChanged } = contentScrollSizeCache;\r\n const { _value: overflowAmount, _changed: overflowAmountChanged } = overflowAmuntCache;\r\n const { _value: overflow, _changed: overflowChanged } = checkOption<{\r\n x: OverflowBehavior;\r\n y: OverflowBehavior;\r\n }>('overflow');\r\n const adjustDirection = directionChanged && !_nativeScrollbarStyling;\r\n\r\n if (\r\n contentScrollSizeChanged ||\r\n overflowAmountChanged ||\r\n overflowChanged ||\r\n showNativeOverlaidScrollbarsChanged ||\r\n adjustDirection ||\r\n adjustFlexboxGlue\r\n ) {\r\n const viewportStyle: PlainObject = {\r\n overflowY: '',\r\n overflowX: '',\r\n marginTop: '',\r\n marginRight: '',\r\n marginBottom: '',\r\n marginLeft: '',\r\n maxWidth: '',\r\n };\r\n const contentStyle: PlainObject = {\r\n borderTop: '',\r\n borderRight: '',\r\n borderBottom: '',\r\n borderLeft: '',\r\n };\r\n\r\n const { _visible: xVisible, _behavior: xVisibleBehavior } = setViewportOverflowStyle(true, overflowAmount!.x, overflow.x, viewportStyle);\r\n const { _visible: yVisible, _behavior: yVisibleBehavior } = setViewportOverflowStyle(false, overflowAmount!.y, overflow.y, viewportStyle);\r\n\r\n if (xVisible && !yVisible) {\r\n viewportStyle.overflowX = xVisibleBehavior;\r\n }\r\n if (yVisible && !xVisible) {\r\n viewportStyle.overflowY = yVisibleBehavior;\r\n }\r\n\r\n const { _scrollbarsHideOffset, _scroll } = hideNativeScrollbars(\r\n contentScrollSize!,\r\n showNativeOverlaidScrollbars,\r\n directionIsRTL!,\r\n viewportStyle,\r\n contentStyle\r\n );\r\n\r\n if (adjustFlexboxGlue) {\r\n setFlexboxGlueStyle(!!_heightIntrinsic._value, _scroll.x, _scrollbarsHideOffset.x);\r\n }\r\n\r\n // TODO: enlargen viewport if div too small for firefox scrollbar hiding behavior\r\n // TODO: Test without content\r\n // TODO: Test without padding\r\n // TODO: hide host || padding overflow if scroll x or y\r\n\r\n style(_viewport, viewportStyle);\r\n style(_content, contentStyle);\r\n }\r\n });\r\n};\r\n","import {\r\n Cache,\r\n CacheValues,\r\n createCache,\r\n createDOM,\r\n style,\r\n appendChildren,\r\n offsetSize,\r\n scrollLeft,\r\n scrollTop,\r\n runEach,\r\n prependChildren,\r\n removeElements,\r\n on,\r\n preventDefault,\r\n stopPropagation,\r\n addClass,\r\n equalWH,\r\n push,\r\n cAF,\r\n rAF,\r\n ResizeObserverConstructor,\r\n isArray,\r\n indexOf,\r\n each,\r\n isBoolean,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\nimport {\r\n classNameSizeObserver,\r\n classNameSizeObserverAppear,\r\n classNameSizeObserverListener,\r\n classNameSizeObserverListenerScroll,\r\n classNameSizeObserverListenerItem,\r\n classNameSizeObserverListenerItemFinal,\r\n} from 'classnames';\r\n\r\ninterface SizeObserverEntry {\r\n contentRect: DOMRectReadOnly;\r\n}\r\n\r\nexport type SizeObserverOptions = { _direction?: boolean; _appear?: boolean };\r\n\r\nexport interface SizeObserver {\r\n _destroy(): void;\r\n _getCurrentCacheValues(\r\n force?: boolean\r\n ): {\r\n _directionIsRTL: CacheValues;\r\n };\r\n}\r\n\r\nconst animationStartEventName = 'animationstart';\r\nconst scrollEventName = 'scroll';\r\nconst scrollAmount = 3333333;\r\nconst directionIsRTLMap = {\r\n direction: ['rtl'],\r\n // 'writing-mode': ['sideways-rl', 'tb', 'tb-rl', 'vertical-rl'],\r\n};\r\nconst directionIsRTL = (elm: HTMLElement): boolean => {\r\n let isRTL = false;\r\n const styles = style(elm, ['direction' /* , 'writing-mode' */]);\r\n each(styles, (value, key) => {\r\n isRTL = isRTL || indexOf(directionIsRTLMap[key], value) > -1;\r\n });\r\n return isRTL;\r\n};\r\nconst domRectHasDimensions = (rect?: DOMRectReadOnly) => rect && (rect.height || rect.width);\r\n\r\nexport const createSizeObserver = (\r\n target: HTMLElement,\r\n onSizeChangedCallback: (directionIsRTLCache?: CacheValues) => any,\r\n options?: SizeObserverOptions\r\n): SizeObserver => {\r\n const { _direction: observeDirectionChange = false, _appear: observeAppearChange = false } = options || {};\r\n const { _rtlScrollBehavior: rtlScrollBehavior } = getEnvironment();\r\n const baseElements = createDOM(``);\r\n const sizeObserver = baseElements[0] as HTMLElement;\r\n const listenerElement = sizeObserver.firstChild as HTMLElement;\r\n const { _update: updateResizeObserverContentRectCache } = createCache(0, {\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 = (sizeChangedContext?: CacheValues | SizeObserverEntry[] | Event) => {\r\n const hasDirectionCache = sizeChangedContext && isBoolean((sizeChangedContext as CacheValues)._value);\r\n\r\n let skip = 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 (isArray(sizeChangedContext) && sizeChangedContext.length > 0) {\r\n const { _previous, _value, _changed } = updateResizeObserverContentRectCache(0, sizeChangedContext.pop()!.contentRect);\r\n skip = !_previous || !domRectHasDimensions(_value); // skip on initial RO. call or if display is none\r\n doDirectionScroll = !skip && _changed; // direction scroll when not skipping and changing from display: none to block, false otherwise\r\n }\r\n // else if its triggered with DirectionCache\r\n else if (hasDirectionCache) {\r\n doDirectionScroll = (sizeChangedContext as CacheValues)._changed; // direction scroll when DirectionCache changed, false toherwise\r\n }\r\n\r\n if (observeDirectionChange) {\r\n const rtl = hasDirectionCache ? (sizeChangedContext as CacheValues)._value : directionIsRTL(sizeObserver);\r\n scrollLeft(sizeObserver, rtl ? (rtlScrollBehavior.n ? -scrollAmount : rtlScrollBehavior.i ? 0 : scrollAmount) : scrollAmount);\r\n scrollTop(sizeObserver, scrollAmount);\r\n }\r\n\r\n if (!skip) {\r\n onSizeChangedCallback(hasDirectionCache ? (sizeChangedContext as CacheValues) : undefined);\r\n }\r\n };\r\n const offListeners: (() => void)[] = [];\r\n let appearCallback: ((...args: any) => any) | false = observeAppearChange ? onSizeChangedCallbackProxy : false;\r\n let directionIsRTLCache: Cache | undefined;\r\n\r\n if (ResizeObserverConstructor) {\r\n const resizeObserverInstance = new ResizeObserverConstructor(onSizeChangedCallbackProxy);\r\n resizeObserverInstance.observe(listenerElement);\r\n push(offListeners, () => resizeObserverInstance.disconnect());\r\n } else {\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(listenerElement);\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 = () => {\r\n rAFId = 0;\r\n if (isDirty) {\r\n cacheSize = currSize;\r\n onSizeChangedCallbackProxy();\r\n }\r\n };\r\n const onScroll = (scrollEvent?: Event) => {\r\n currSize = offsetSize(listenerElement);\r\n isDirty = !scrollEvent || !equalWH(currSize, cacheSize);\r\n\r\n if (scrollEvent && isDirty && !rAFId) {\r\n cAF!(rAFId);\r\n rAFId = rAF!(onResized);\r\n } else if (!scrollEvent) {\r\n onResized();\r\n }\r\n\r\n reset();\r\n\r\n if (scrollEvent) {\r\n preventDefault(scrollEvent);\r\n stopPropagation(scrollEvent);\r\n }\r\n return false;\r\n };\r\n\r\n push(offListeners, [on(expandElement, scrollEventName, onScroll), on(shrinkElement, scrollEventName, onScroll)]);\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 reset();\r\n appearCallback = observeAppearChange ? () => onScroll() : reset;\r\n }\r\n\r\n if (observeDirectionChange) {\r\n directionIsRTLCache = createCache(() => directionIsRTL(sizeObserver));\r\n const { _update: updateDirectionIsRTLCache } = directionIsRTLCache;\r\n push(\r\n offListeners,\r\n on(sizeObserver, scrollEventName, (event: Event) => {\r\n const directionIsRTLCacheValues = updateDirectionIsRTLCache();\r\n const { _value, _changed } = directionIsRTLCacheValues;\r\n if (_changed) {\r\n if (_value) {\r\n style(listenerElement, { left: 'auto', right: 0 });\r\n } else {\r\n style(listenerElement, { left: 0, right: 'auto' });\r\n }\r\n onSizeChangedCallbackProxy(directionIsRTLCacheValues);\r\n }\r\n\r\n preventDefault(event);\r\n stopPropagation(event);\r\n return false;\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, animationStartEventName, 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 prependChildren(target, sizeObserver);\r\n\r\n return {\r\n _destroy() {\r\n runEach(offListeners);\r\n removeElements(sizeObserver);\r\n },\r\n _getCurrentCacheValues(force?: boolean) {\r\n return {\r\n _directionIsRTL: directionIsRTLCache\r\n ? directionIsRTLCache._current(force)\r\n : {\r\n _value: false,\r\n _previous: false,\r\n _changed: false,\r\n },\r\n };\r\n },\r\n };\r\n};\r\n","import {\r\n WH,\r\n CacheValues,\r\n createDOM,\r\n offsetSize,\r\n runEach,\r\n prependChildren,\r\n removeElements,\r\n createCache,\r\n push,\r\n IntersectionObserverConstructor,\r\n} from 'support';\r\nimport { createSizeObserver } from 'observers/sizeObserver';\r\nimport { classNameTrinsicObserver } from 'classnames';\r\n\r\nexport interface TrinsicObserver {\r\n _destroy(): void;\r\n _getCurrentCacheValues(\r\n force?: boolean\r\n ): {\r\n _heightIntrinsic: CacheValues;\r\n };\r\n}\r\n\r\nexport const createTrinsicObserver = (\r\n target: HTMLElement,\r\n onTrinsicChangedCallback: (heightIntrinsic: CacheValues) => any\r\n): TrinsicObserver => {\r\n const trinsicObserver = createDOM(``)[0] as HTMLElement;\r\n const offListeners: (() => void)[] = [];\r\n const { _update: updateHeightIntrinsicCache, _current: getCurrentHeightIntrinsicCache } = createCache<\r\n boolean,\r\n IntersectionObserverEntry | WH\r\n >(\r\n (ioEntryOrSize: IntersectionObserverEntry | WH) =>\r\n (ioEntryOrSize! as WH).h === 0 ||\r\n (ioEntryOrSize! as IntersectionObserverEntry).isIntersecting ||\r\n (ioEntryOrSize! as IntersectionObserverEntry).intersectionRatio > 0,\r\n {\r\n _initialValue: false,\r\n }\r\n );\r\n\r\n if (IntersectionObserverConstructor) {\r\n const intersectionObserverInstance: IntersectionObserver = new IntersectionObserverConstructor(\r\n (entries: IntersectionObserverEntry[]) => {\r\n if (entries && entries.length > 0) {\r\n const last = entries.pop();\r\n if (last) {\r\n const heightIntrinsic = updateHeightIntrinsicCache(0, last);\r\n\r\n if (heightIntrinsic._changed) {\r\n onTrinsicChangedCallback(heightIntrinsic);\r\n }\r\n }\r\n }\r\n },\r\n { root: target }\r\n );\r\n intersectionObserverInstance.observe(trinsicObserver);\r\n push(offListeners, () => intersectionObserverInstance.disconnect());\r\n } else {\r\n push(\r\n offListeners,\r\n createSizeObserver(trinsicObserver, () => {\r\n const newSize = offsetSize(trinsicObserver);\r\n const heightIntrinsicCache = updateHeightIntrinsicCache(0, newSize);\r\n\r\n if (heightIntrinsicCache._changed) {\r\n onTrinsicChangedCallback(heightIntrinsicCache);\r\n }\r\n })._destroy\r\n );\r\n }\r\n\r\n prependChildren(target, trinsicObserver);\r\n\r\n return {\r\n _destroy() {\r\n runEach(offListeners);\r\n removeElements(trinsicObserver);\r\n },\r\n _getCurrentCacheValues(force?: boolean) {\r\n return {\r\n _heightIntrinsic: getCurrentHeightIntrinsicCache(force),\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 off,\r\n attr,\r\n is,\r\n find,\r\n push,\r\n isUndefined,\r\n isFunction,\r\n} from 'support';\r\n\r\ntype StringNullUndefined = string | null | undefined;\r\nexport type DOMObserverEventContentChange =\r\n | Array<[StringNullUndefined, ((elms: Node[]) => string) | StringNullUndefined] | null | undefined>\r\n | false\r\n | null\r\n | undefined;\r\nexport type DOMObserverIgnoreContentChange = (\r\n mutation: MutationRecord,\r\n isNestedTarget: boolean,\r\n domObserverTarget: HTMLElement,\r\n domObserverOptions: DOMObserverOptions | undefined\r\n) => boolean;\r\nexport type DOMObserverIgnoreTargetAttrChange = (\r\n target: Node,\r\n attributeName: string,\r\n oldAttributeValue: string | null,\r\n newAttributeValue: string | null\r\n) => boolean;\r\nexport interface DOMObserverOptions {\r\n _observeContent?: boolean; // do observe children and trigger content change\r\n _attributes?: string[]; // observed attributes\r\n _styleChangingAttributes?: string[]; // list of attributes that trigger a contentChange or a targetStyleChange if changed\r\n _eventContentChange?: DOMObserverEventContentChange; // [selector, eventname]\r\n _nestedTargetSelector?: string;\r\n _ignoreTargetAttrChange?: DOMObserverIgnoreTargetAttrChange;\r\n _ignoreContentChange?: DOMObserverIgnoreContentChange;\r\n}\r\nexport interface DOMObserver {\r\n _disconnect: () => void;\r\n _updateEventContentChange: (newEventContentChange?: DOMObserverEventContentChange) => void;\r\n _update: () => void;\r\n}\r\n\r\n// const styleChangingAttributes = ['id', 'class', 'style', 'open'];\r\n// const mutationObserverAttrsTextarea = ['wrap', 'cols', 'rows'];\r\n\r\nconst createEventContentChange = (\r\n target: Element,\r\n eventContentChange: DOMObserverEventContentChange,\r\n map: Map,\r\n callback: (...args: any) => any\r\n) => {\r\n let eventContentChangeRef: DOMObserverEventContentChange;\r\n const addEvent = (elm: Node, eventName: string) => {\r\n const entry = map.get(elm);\r\n const newEntry = isUndefined(entry);\r\n const registerEvent = () => {\r\n map.set(elm, eventName);\r\n on(elm, eventName, callback);\r\n };\r\n\r\n if (!newEntry && eventName !== entry) {\r\n off(elm, entry!, callback);\r\n registerEvent();\r\n } else if (newEntry) {\r\n registerEvent();\r\n }\r\n };\r\n const _destroy = () => {\r\n map.forEach((eventName: string, elm: Node) => {\r\n off(elm, eventName, callback);\r\n });\r\n map.clear();\r\n };\r\n const _updateElements = (getElements?: (selector: string) => Node[]) => {\r\n if (eventContentChangeRef) {\r\n const eventElmList = eventContentChangeRef.reduce>((arr, item) => {\r\n if (item) {\r\n const selector = item[0];\r\n const eventName = item[1];\r\n const elements = eventName && selector && (getElements ? getElements(selector) : find(selector, target));\r\n\r\n if (elements) {\r\n push(arr, [elements, isFunction(eventName) ? eventName(elements) : eventName!], true);\r\n }\r\n }\r\n return arr;\r\n }, []);\r\n\r\n each(eventElmList, (item) => {\r\n const elements = item[0];\r\n const eventName = item[1];\r\n\r\n each(elements, (elm) => {\r\n addEvent(elm, eventName);\r\n });\r\n });\r\n }\r\n };\r\n const _update = (newEventContentChange: DOMObserverEventContentChange) => {\r\n eventContentChangeRef = newEventContentChange;\r\n _destroy();\r\n _updateElements();\r\n };\r\n\r\n if (eventContentChange) {\r\n _update(eventContentChange);\r\n }\r\n\r\n return {\r\n _destroy,\r\n _updateElements,\r\n _update,\r\n };\r\n};\r\n\r\nexport const createDOMObserver = (\r\n target: HTMLElement,\r\n callback: (targetChangedAttrs: string[], targetStyleChanged: boolean, contentChanged: boolean) => any,\r\n options?: DOMObserverOptions\r\n): DOMObserver => {\r\n let isConnected = false;\r\n const {\r\n _observeContent,\r\n _attributes,\r\n _styleChangingAttributes,\r\n _eventContentChange,\r\n _nestedTargetSelector,\r\n _ignoreTargetAttrChange: _ignoreTargetChange,\r\n _ignoreContentChange,\r\n } = options || {};\r\n const {\r\n _updateElements: updateEventContentChangeElements,\r\n _destroy: destroyEventContentChange,\r\n _update: updateEventContentChange,\r\n } = createEventContentChange(\r\n target,\r\n _observeContent && _eventContentChange,\r\n new Map(),\r\n debounce(() => {\r\n if (isConnected) {\r\n callback([], false, true);\r\n }\r\n }, 84)\r\n );\r\n\r\n // MutationObserver\r\n const finalAttributes = _attributes || [];\r\n const finalStyleChangingAttributes = _styleChangingAttributes || [];\r\n const observedAttributes = finalAttributes.concat(finalStyleChangingAttributes); // TODO: observer textarea attrs if textarea\r\n const observerCallback = (mutations: MutationRecord[]) => {\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 = isAttributesType && isString(attributeName) ? attr(mutationTarget as HTMLElement, attributeName!) : 0;\r\n const attributeChanged = attributeValue !== 0 && oldValue !== attributeValue;\r\n const targetAttrChanged =\r\n attributeChanged &&\r\n targetIsMutationTarget &&\r\n !_observeContent &&\r\n !ignoreTargetChange(mutationTarget, attributeName!, oldValue, attributeValue as string | null);\r\n const styleChangingAttrChanged = indexOf(finalStyleChangingAttributes, attributeName) > -1 && attributeChanged;\r\n\r\n if (targetAttrChanged) {\r\n push(targetChangedAttrs, attributeName!);\r\n }\r\n if (_observeContent) {\r\n const notOnlyAttrChanged = !isAttributesType;\r\n const contentAttrChanged = isAttributesType && styleChangingAttrChanged && !targetIsMutationTarget;\r\n const isNestedTarget = contentAttrChanged && _nestedTargetSelector && is(mutationTarget, _nestedTargetSelector);\r\n const baseAssertion = isNestedTarget\r\n ? !ignoreTargetChange(mutationTarget, attributeName!, oldValue, attributeValue as string | null)\r\n : notOnlyAttrChanged || contentAttrChanged;\r\n const contentFinalChanged = 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 targetStyleChanged = targetStyleChanged || (targetAttrChanged && styleChangingAttrChanged);\r\n });\r\n\r\n if (childListChanged && !isEmptyArray(totalAddedNodes)) {\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 if (!isEmptyArray(targetChangedAttrs) || targetStyleChanged || contentChanged) {\r\n callback(targetChangedAttrs, targetStyleChanged, contentChanged);\r\n }\r\n };\r\n const mutationObserver: MutationObserver = new MutationObserverConstructor!(observerCallback);\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: _observeContent,\r\n childList: _observeContent,\r\n characterData: _observeContent,\r\n });\r\n isConnected = true;\r\n\r\n return {\r\n _disconnect: () => {\r\n if (isConnected) {\r\n destroyEventContentChange();\r\n mutationObserver.disconnect();\r\n isConnected = false;\r\n }\r\n },\r\n _updateEventContentChange: (newEventContentChange?: DOMObserverEventContentChange) => {\r\n updateEventContentChange(isConnected && _observeContent && newEventContentChange);\r\n },\r\n _update: () => {\r\n if (isConnected) {\r\n observerCallback(mutationObserver.takeRecords());\r\n }\r\n },\r\n };\r\n};\r\n","import { CacheValues, each, push, validateOptions, assignDeep, isEmptyObject, OptionsValidated } from 'support';\r\nimport { Options } from 'options';\r\nimport { getEnvironment, Environment } from 'environment';\r\nimport { StructureSetup } from 'setups/structureSetup';\r\nimport { createStructureLifecycle } from 'lifecycles/structureLifecycle';\r\nimport { createOverflowLifecycle } from 'lifecycles/overflowLifecycle';\r\nimport { LifecycleUpdateFunction, LifecycleUpdateHints } from 'lifecycles/lifecycleUpdateFunction';\r\nimport { createSizeObserver } from 'observers/sizeObserver';\r\nimport { createTrinsicObserver } from 'observers/trinsicObserver';\r\nimport { createDOMObserver } from 'observers/domObserver';\r\n\r\nexport interface LifecycleHubInstance {\r\n _update(changedOptions?: OptionsValidated | null, force?: boolean): void;\r\n _destroy(): void;\r\n}\r\n\r\nexport interface LifecycleHub {\r\n _options: Options;\r\n _structureSetup: StructureSetup;\r\n}\r\n\r\nconst attrs = ['id', 'class', 'style', 'open'];\r\nconst directionIsRTLCacheValuesFallback: CacheValues = {\r\n _value: false,\r\n _previous: false,\r\n _changed: false,\r\n};\r\nconst heightIntrinsicCacheValuesFallback: CacheValues = {\r\n _value: false,\r\n _previous: false,\r\n _changed: false,\r\n};\r\n\r\nexport const createLifecycleHub = (options: Options, structureSetup: StructureSetup): LifecycleHubInstance => {\r\n const { _host, _viewport, _content } = structureSetup._targetObj;\r\n const {\r\n _nativeScrollbarStyling,\r\n _flexboxGlue,\r\n _addListener: addEnvironmentListener,\r\n _removeListener: removeEnvironmentListener,\r\n } = getEnvironment();\r\n const lifecycles: LifecycleUpdateFunction[] = [];\r\n const instance: LifecycleHub = {\r\n _options: options,\r\n _structureSetup: structureSetup,\r\n };\r\n\r\n // push(lifecycles, createStructureLifecycle(instance));\r\n push(lifecycles, createOverflowLifecycle(instance));\r\n\r\n const runLifecycles = (updateHints?: Partial | null, changedOptions?: OptionsValidated | null, force?: boolean) => {\r\n let { _directionIsRTL, _heightIntrinsic, _sizeChanged = force || false, _hostMutation = force || false, _contentMutation = force || false } =\r\n updateHints || {};\r\n const finalDirectionIsRTL =\r\n _directionIsRTL || (sizeObserver ? sizeObserver._getCurrentCacheValues(force)._directionIsRTL : directionIsRTLCacheValuesFallback);\r\n const finalHeightIntrinsic =\r\n _heightIntrinsic || (trinsicObserver ? trinsicObserver._getCurrentCacheValues(force)._heightIntrinsic : heightIntrinsicCacheValuesFallback);\r\n\r\n each(lifecycles, (lifecycle) => {\r\n const { _sizeChanged: adaptiveSizeChanged, _hostMutation: adaptiveHostMutation, _contentMutation: adaptiveContentMutation } = lifecycle(\r\n {\r\n _directionIsRTL: finalDirectionIsRTL,\r\n _heightIntrinsic: finalHeightIntrinsic,\r\n _sizeChanged,\r\n _hostMutation,\r\n _contentMutation,\r\n },\r\n changedOptions,\r\n force\r\n );\r\n\r\n _sizeChanged = adaptiveSizeChanged || _sizeChanged;\r\n _hostMutation = adaptiveHostMutation || _hostMutation;\r\n _contentMutation = adaptiveContentMutation || _contentMutation;\r\n });\r\n };\r\n\r\n const onSizeChanged = (directionIsRTL?: CacheValues) => {\r\n const sizeChanged = !directionIsRTL;\r\n runLifecycles({\r\n _directionIsRTL: directionIsRTL,\r\n _sizeChanged: sizeChanged,\r\n });\r\n };\r\n const onTrinsicChanged = (heightIntrinsic: CacheValues) => {\r\n runLifecycles({\r\n _heightIntrinsic: heightIntrinsic,\r\n });\r\n };\r\n const onHostMutation = () => {\r\n // TODO: rAF only here because IE\r\n requestAnimationFrame(() => {\r\n runLifecycles({\r\n _hostMutation: true,\r\n });\r\n });\r\n };\r\n const onContentMutation = () => {\r\n // TODO: rAF only here because IE\r\n requestAnimationFrame(() => {\r\n runLifecycles({\r\n _contentMutation: true,\r\n });\r\n });\r\n };\r\n\r\n const sizeObserver = createSizeObserver(_host, onSizeChanged, { _appear: true, _direction: !_nativeScrollbarStyling });\r\n const trinsicObserver = createTrinsicObserver(_host, onTrinsicChanged);\r\n const hostMutationObserver = createDOMObserver(_host, onHostMutation, {\r\n _styleChangingAttributes: attrs,\r\n _attributes: attrs,\r\n });\r\n const contentMutationObserver = createDOMObserver(_content || _viewport, onContentMutation, {\r\n _observeContent: true,\r\n _styleChangingAttributes: attrs,\r\n _attributes: attrs,\r\n _eventContentChange: options!.updating!.elementEvents as [string, string][],\r\n /*\r\n _nestedTargetSelector: hostSelector,\r\n _ignoreContentChange: (mutation, isNestedTarget) => {\r\n const { target, attributeName } = mutation;\r\n return isNestedTarget ? false : attributeName ? liesBetween(target as Element, hostSelector, '.content') : false;\r\n },\r\n _ignoreTargetAttrChange: (target, attrName, oldValue, newValue) => {\r\n if (attrName === 'class' && oldValue && newValue) {\r\n const diff = diffClass(oldValue, newValue);\r\n const ignore = diff.length === 1 && diff[0].startsWith(ignorePrefix);\r\n return ignore;\r\n }\r\n return false;\r\n },\r\n */\r\n });\r\n\r\n const updateAll = (changedOptions?: OptionsValidated | null, force?: boolean) => {\r\n runLifecycles(null, changedOptions, force);\r\n };\r\n const envUpdateListener = updateAll.bind(null, null, true);\r\n addEnvironmentListener(envUpdateListener);\r\n\r\n console.log('flexboxGlue', _flexboxGlue);\r\n\r\n return {\r\n _update: updateAll,\r\n _destroy() {\r\n removeEnvironmentListener(envUpdateListener);\r\n },\r\n };\r\n};\r\n","import {\r\n optionsTemplateTypes as oTypes,\r\n transformOptions,\r\n OptionsTemplateValue,\r\n OptionsWithOptionsTemplateValue,\r\n OptionsWithOptionsTemplate,\r\n Func,\r\n} from 'support/options';\r\nimport { ResizeBehavior, OverflowBehavior, VisibilityBehavior, AutoHideBehavior, Options } from 'options';\r\n\r\nconst numberAllowedValues: OptionsTemplateValue = oTypes.number;\r\nconst stringArrayNullAllowedValues: OptionsTemplateValue | null> = [oTypes.string, oTypes.array, oTypes.null];\r\nconst booleanTrueTemplate: OptionsWithOptionsTemplateValue = [true, oTypes.boolean];\r\nconst booleanFalseTemplate: OptionsWithOptionsTemplateValue = [false, oTypes.boolean];\r\n// const callbackTemplate: OptionsWithOptionsTemplateValue = [null, [oTypes.function, oTypes.null]];\r\nconst resizeAllowedValues: OptionsTemplateValue = 'none both horizontal vertical';\r\nconst overflowAllowedValues: OptionsTemplateValue = 'visible-hidden visible-scroll scroll hidden';\r\nconst scrollbarsVisibilityAllowedValues: OptionsTemplateValue = 'visible hidden auto';\r\nconst scrollbarsAutoHideAllowedValues: OptionsTemplateValue = 'never scroll leavemove';\r\n\r\n/**\r\n * A object which serves as \"default options object\" and \"options template object\".\r\n * I combined these two into one object so that I don't have to define two separate big objects, instead I define one big object.\r\n *\r\n * The property value is a tuple:\r\n * the first value is the default value\r\n * the second value is the template value\r\n * Example:\r\n * {\r\n * a: ['default', [Type.string, Type.null]],\r\n * b: [250, Type.number]\r\n * }\r\n * Property \"a\" has a default value of 'default' and it can be a string or null\r\n * Property \"b\" has a default value of 250 and it can be number\r\n */\r\nconst defaultOptionsWithTemplate: OptionsWithOptionsTemplate> = {\r\n resize: ['none', resizeAllowedValues], // none || both || horizontal || vertical || n || b || h || v\r\n paddingAbsolute: booleanFalseTemplate, // true || false\r\n updating: {\r\n elementEvents: [[['img', 'load']], [oTypes.array, oTypes.null]], // array of tuples || null\r\n contentMutationDebounce: [80, numberAllowedValues], // number\r\n hostMutationDebounce: [0, numberAllowedValues], // number\r\n resizeDebounce: [0, numberAllowedValues], // number\r\n },\r\n overflow: {\r\n x: ['scroll', overflowAllowedValues], // visible-hidden || visible-scroll || hidden || scroll || v-h || v-s || h || s\r\n y: ['scroll', overflowAllowedValues], // visible-hidden || visible-scroll || hidden || scroll || v-h || v-s || h || s\r\n },\r\n scrollbars: {\r\n visibility: ['auto', scrollbarsVisibilityAllowedValues], // visible || hidden || auto || v || h || a\r\n autoHide: ['never', scrollbarsAutoHideAllowedValues], // never || scroll || leave || move || n || s || l || m\r\n autoHideDelay: [800, numberAllowedValues], // number\r\n dragScroll: booleanTrueTemplate, // true || false\r\n clickScroll: booleanFalseTemplate, // true || false\r\n touch: booleanTrueTemplate, // true || false\r\n },\r\n textarea: {\r\n dynWidth: booleanFalseTemplate, // true || false\r\n dynHeight: booleanFalseTemplate, // true || false\r\n inheritedAttrs: [['style', 'class'], stringArrayNullAllowedValues], // string || array || null\r\n },\r\n nativeScrollbarsOverlaid: {\r\n show: booleanFalseTemplate, // true || false\r\n initialize: booleanFalseTemplate, // true || false\r\n },\r\n /*\r\n callbacks: {\r\n onInitialized: callbackTemplate, // null || function\r\n onInitializationWithdrawn: callbackTemplate, // null || function\r\n onDestroyed: callbackTemplate, // null || function\r\n onScrollStart: callbackTemplate, // null || function\r\n onScroll: callbackTemplate, // null || function\r\n onScrollStop: callbackTemplate, // null || function\r\n onOverflowChanged: callbackTemplate, // null || function\r\n onOverflowAmountChanged: callbackTemplate, // null || function\r\n onDirectionChanged: callbackTemplate, // null || function\r\n onContentSizeChanged: callbackTemplate, // null || function\r\n onHostSizeChanged: callbackTemplate, // null || function\r\n onUpdated: callbackTemplate, // null || function\r\n },\r\n */\r\n};\r\n\r\nexport const { _template: optionsTemplate, _options: defaultOptions } = transformOptions(defaultOptionsWithTemplate);\r\n","import { OSTarget, OSTargetObject } from 'typings';\r\n\r\nimport { validateOptions, assignDeep, isEmptyObject } from 'support';\r\nimport { createStructureSetup, StructureSetup } from 'setups/structureSetup';\r\nimport { createLifecycleHub } from 'lifecycles/lifecycleHub';\r\nimport { Options, defaultOptions, optionsTemplate } from 'options';\r\n\r\nconst OverlayScrollbars = (target: OSTarget | OSTargetObject, options?: Options, extensions?: any): any => {\r\n const currentOptions: Required = assignDeep(\r\n {},\r\n defaultOptions,\r\n validateOptions(options || ({} as Options), optionsTemplate, null, true)._validated\r\n );\r\n const structureSetup: StructureSetup = createStructureSetup(target);\r\n const lifecycleHub = createLifecycleHub(currentOptions, structureSetup);\r\n const instance = {\r\n options(newOptions?: Options) {\r\n if (newOptions) {\r\n const { _validated: _changedOptions } = validateOptions(newOptions, optionsTemplate, currentOptions, true);\r\n\r\n if (!isEmptyObject(_changedOptions)) {\r\n assignDeep(currentOptions, _changedOptions);\r\n lifecycleHub._update(_changedOptions);\r\n }\r\n }\r\n return currentOptions;\r\n },\r\n update(force?: boolean) {\r\n lifecycleHub._update(null, force);\r\n },\r\n };\r\n\r\n instance.update(true);\r\n\r\n return instance;\r\n};\r\n\r\nexport { OverlayScrollbars };\r\n","import { createDOM } from 'support/dom';\r\nimport { getEnvironment } from 'environment';\r\nimport { OverlayScrollbars } from 'overlayscrollbars/overlayscrollbars';\r\n\r\nconst abc = {\r\n a: 1,\r\n b: 1,\r\n c: 1,\r\n};\r\n\r\nexport default () => {\r\n return [\r\n getEnvironment(),\r\n OverlayScrollbars(document.body),\r\n createDOM(\r\n '\\\r\n \\\r\n
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+{"version":3,"file":"overlayscrollbars.esm.js","sources":["../src/support/cache/cache.ts","../src/support/utils/types.ts","../src/support/utils/array.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/dom/dimensions.ts","../src/support/dom/events.ts","../src/support/utils/equal.ts","../src/support/utils/function.ts","../src/support/dom/style.ts","../src/support/dom/offset.ts","../../../node_modules/@babel/runtime/helpers/extends.js","../src/support/options/validation.ts","../src/support/options/transformation.ts","../src/classnames.ts","../src/environment/environment.ts","../src/setups/structureSetup.ts","../src/lifecycles/trinsicLifecycle.ts","../src/lifecycles/paddingLifecycle.ts","../src/lifecycles/overflowLifecycle.ts","../src/observers/sizeObserver.ts","../src/observers/trinsicObserver.ts","../src/observers/domObserver.ts","../src/lifecycles/lifecycleHub.ts","../src/options/options.ts","../src/overlayscrollbars/overlayscrollbars.ts","../src/index.ts"],"sourcesContent":["export interface CacheValues {\r\n readonly _value?: T;\r\n readonly _previous?: T;\r\n _changed: boolean;\r\n}\r\n\r\nexport interface CacheOptions {\r\n // Custom comparison function if shallow compare isn't enough. Returns true if nothing changed.\r\n _equal?: EqualCachePropFunction;\r\n // Initial value for _value\r\n _initialValue?: T;\r\n // If true updates always _value and _previous, otherwise they update only when changed\r\n _alwaysUpdateValues?: boolean;\r\n}\r\n\r\nexport interface Cache {\r\n _current: (force?: boolean) => CacheValues;\r\n _update: CacheUpdate;\r\n}\r\n\r\nexport type CacheUpdate = undefined extends C\r\n ? (force?: boolean | 0, context?: C) => CacheValues\r\n : (force: boolean | 0, context: C) => CacheValues;\r\n\r\nexport type UpdateCachePropFunction = undefined extends C\r\n ? (context?: C, current?: T, previous?: T) => T\r\n : C extends T\r\n ? ((context: C, current?: T, previous?: T) => T) | 0\r\n : (context: C, current?: T, previous?: T) => T;\r\n\r\nexport type EqualCachePropFunction = (currentVal?: T, newVal?: T) => boolean;\r\n\r\nexport const createCache = (update: UpdateCachePropFunction, options?: CacheOptions): Cache => {\r\n const { _equal, _initialValue, _alwaysUpdateValues } = options || {};\r\n let _value: T | undefined = _initialValue;\r\n let _previous: T | undefined;\r\n\r\n const cacheUpdate = ((force?: boolean | 0, context?: C) => {\r\n const curr = _value;\r\n // @ts-ignore\r\n // update can only not be a function if C extends T as described in \"UpdateCachePropFunction\" type definition\r\n // if C extends T the cast (context as T) is perfectly valid\r\n const newVal = update ? update(context, _value, _previous) : (context as T);\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 {\r\n _value,\r\n _previous,\r\n _changed: changed,\r\n };\r\n }) as CacheUpdate;\r\n\r\n return {\r\n _update: cacheUpdate,\r\n _current: (force?: boolean) => ({\r\n _value,\r\n _previous,\r\n _changed: !!force,\r\n }),\r\n };\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 function isUndefined(obj: any): obj is undefined {\r\n return obj === undefined;\r\n}\r\n\r\nexport function isNull(obj: any): obj is null {\r\n return obj === null;\r\n}\r\n\r\nexport const type: (obj: any) => string = (obj) => {\r\n return 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\n\r\nexport function isNumber(obj: any): obj is number {\r\n return typeof obj === 'number';\r\n}\r\n\r\nexport function isString(obj: any): obj is string {\r\n return typeof obj === 'string';\r\n}\r\n\r\nexport function isBoolean(obj: any): obj is boolean {\r\n return typeof obj === 'boolean';\r\n}\r\n\r\nexport function isFunction(obj: any): obj is (...args: Array) => unknown {\r\n return typeof obj === 'function';\r\n}\r\n\r\nexport function isArray(obj: any): obj is Array {\r\n return Array.isArray(obj);\r\n}\r\n\r\nexport function isObject(obj: any): boolean {\r\n return typeof obj === 'object' && !isArray(obj) && !isNull(obj);\r\n}\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 function 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) ? (length > 0 && isObject(obj) ? length - 1 in obj : true) : 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 function 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 function isHTMLElement(obj: any): obj is HTMLElement {\r\n const instanceofObj = window.HTMLElement;\r\n return obj ? (instanceofObj ? obj instanceof instanceofObj : obj.nodeType === ElementNodeType) : 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 function isElement(obj: any): obj is Element {\r\n const instanceofObj = window.Element;\r\n return obj ? (instanceofObj ? obj instanceof instanceofObj : obj.nodeType === ElementNodeType) : false;\r\n}\r\n","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 | void\r\n): Array | ReadonlyArray;\r\nexport function each(\r\n array: Array | ReadonlyArray | null | undefined,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | void\r\n): Array | ReadonlyArray | null | undefined;\r\nexport function each(\r\n arrayLikeObject: ArrayLike,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | void\r\n): ArrayLike;\r\nexport function each(\r\n arrayLikeObject: ArrayLike | null | undefined,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | void\r\n): ArrayLike | null | undefined;\r\nexport function each(obj: PlainObject, callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | void): PlainObject;\r\nexport function each(\r\n obj: PlainObject | null | undefined,\r\n callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | void\r\n): PlainObject | null | undefined;\r\nexport function each(\r\n source: ArrayLike | PlainObject | null | undefined,\r\n callback: (value: T, indexOrKey: any, source: any) => boolean | void\r\n): Array | ReadonlyArray | ArrayLike | PlainObject | 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: Array, item: T, fromIndex?: number): number => 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: Array, items: T | ArrayLike, arrayIsSingleItem?: boolean): Array => {\r\n !arrayIsSingleItem && !isString(items) && isArrayLike(items) ? Array.prototype.push.apply(array, items as Array) : 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) => {\r\n if (Array.from) {\r\n return Array.from(arr);\r\n }\r\n const result: Array = [];\r\n\r\n each(arr, (elm) => {\r\n push(result, elm);\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: Array | null | undefined) => 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 p1 The first param.\r\n */\r\nexport const runEach = (arr: ArrayLike | Set, p1?: unknown): void => {\r\n const runFn = (fn: RunEachItem) => fn && fn(p1);\r\n if (arr instanceof Set) {\r\n arr.forEach(runFn);\r\n } else {\r\n each(arr, runFn);\r\n }\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 => 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\n// https://github.com/jquery/jquery/blob/master/src/core.js#L116\r\nexport function assignDeep(target: T, object1: U): T & U;\r\nexport function assignDeep(target: T, object1: U, object2: V): T & U & V;\r\nexport function assignDeep(target: T, object1: U, object2: V, object3: W): T & U & V & W;\r\nexport function assignDeep