mirror of
https://github.com/tenrok/OverlayScrollbars.git
synced 2026-06-13 13:12:27 +03:00
Rene
1677 lines
52 KiB
JavaScript
1677 lines
52 KiB
JavaScript
(function (global, factory) {
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typeof exports === 'object' && typeof module !== 'undefined'
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? (module.exports = factory())
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: typeof define === 'function' && define.amd
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? define(factory)
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: ((global = typeof globalThis !== 'undefined' ? globalThis : global || self), (global.OverlayScrollbars = factory()));
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})(this, function () {
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'use strict';
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var ElementNodeType = Node.ELEMENT_NODE;
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var _Object$prototype = Object.prototype,
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toString = _Object$prototype.toString,
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hasOwnProperty = _Object$prototype.hasOwnProperty;
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function isUndefined(obj) {
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return obj === undefined;
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}
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function isNull(obj) {
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return obj === null;
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}
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var type = function type(obj) {
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return isUndefined(obj) || isNull(obj)
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? '' + obj
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: toString
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.call(obj)
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.replace(/^\[object (.+)\]$/, '$1')
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.toLowerCase();
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};
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function isNumber(obj) {
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return typeof obj === 'number';
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}
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function isString(obj) {
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return typeof obj === 'string';
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}
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function isFunction(obj) {
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return typeof obj === 'function';
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}
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function isArray(obj) {
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return Array.isArray(obj);
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}
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function isObject(obj) {
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return typeof obj === 'object' && !isArray(obj) && !isNull(obj);
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}
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function isArrayLike(obj) {
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var length = !!obj && obj.length;
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var lengthCorrectFormat = isNumber(length) && length > -1 && length % 1 == 0;
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return isArray(obj) || (!isFunction(obj) && lengthCorrectFormat) ? (length > 0 && isObject(obj) ? length - 1 in obj : true) : false;
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}
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function isPlainObject(obj) {
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if (!obj || !isObject(obj) || type(obj) !== 'object') return false;
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var key;
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var cstr = 'constructor';
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var ctor = obj[cstr];
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var ctorProto = ctor && ctor.prototype;
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var hasOwnConstructor = hasOwnProperty.call(obj, cstr);
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var hasIsPrototypeOf = ctorProto && hasOwnProperty.call(ctorProto, 'isPrototypeOf');
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if (ctor && !hasOwnConstructor && !hasIsPrototypeOf) {
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return false;
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}
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for (key in obj) {
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}
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return isUndefined(key) || hasOwnProperty.call(obj, key);
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}
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function isHTMLElement(obj) {
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var instanceofObj = window.HTMLElement;
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return obj ? (instanceofObj ? obj instanceof instanceofObj : obj.nodeType === ElementNodeType) : false;
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}
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function isElement(obj) {
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var instanceofObj = window.Element;
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return obj ? (instanceofObj ? obj instanceof instanceofObj : obj.nodeType === ElementNodeType) : false;
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}
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function getSetProp(topLeft, fallback, elm, value) {
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if (isUndefined(value)) {
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return elm ? elm[topLeft] : fallback;
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}
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elm && (elm[topLeft] = value);
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}
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function attr(elm, attrName, value) {
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if (isUndefined(value)) {
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return elm ? elm.getAttribute(attrName) : null;
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}
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elm && elm.setAttribute(attrName, value);
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}
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var removeAttr = function removeAttr(elm, attrName) {
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elm && elm.removeAttribute(attrName);
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};
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function scrollLeft(elm, value) {
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return getSetProp('scrollLeft', 0, elm, value);
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}
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function scrollTop(elm, value) {
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return getSetProp('scrollTop', 0, elm, value);
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}
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function each(source, callback) {
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if (isArrayLike(source)) {
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for (var i = 0; i < source.length; i++) {
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if (callback(source[i], i, source) === false) {
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break;
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}
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}
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} else if (source) {
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each(Object.keys(source), function (key) {
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return callback(source[key], key, source);
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});
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}
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return source;
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}
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var indexOf = function indexOf(arr, item, fromIndex) {
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return arr.indexOf(item, fromIndex);
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};
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var push = function push(array, items, arrayIsSingleItem) {
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!arrayIsSingleItem && !isString(items) && isArrayLike(items) ? Array.prototype.push.apply(array, items) : array.push(items);
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return array;
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};
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var from = function from(arr) {
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if (Array.from) {
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return Array.from(arr);
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}
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var result = [];
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each(arr, function (elm) {
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push(result, elm);
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});
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return result;
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};
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var isEmptyArray = function isEmptyArray(array) {
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return array && array.length === 0;
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};
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var runEach = function runEach(arr, p1) {
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var runFn = function runFn(fn) {
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return fn && fn(p1);
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};
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if (arr instanceof Set) {
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arr.forEach(runFn);
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} else {
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each(arr, runFn);
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}
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};
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var hasOwnProperty$1 = function hasOwnProperty(obj, prop) {
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return Object.prototype.hasOwnProperty.call(obj, prop);
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};
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var keys = function keys(obj) {
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return obj ? Object.keys(obj) : [];
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};
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function assignDeep(target, object1, object2, object3, object4, object5, object6) {
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var sources = [object1, object2, object3, object4, object5, object6];
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if ((typeof target !== 'object' || isNull(target)) && !isFunction(target)) {
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target = {};
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}
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each(sources, function (source) {
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each(keys(source), function (key) {
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var copy = source[key];
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if (target === copy) {
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return true;
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}
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var copyIsArray = isArray(copy);
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if (copy && (isPlainObject(copy) || copyIsArray)) {
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var src = target[key];
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var clone = src;
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if (copyIsArray && !isArray(src)) {
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clone = [];
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} else if (!copyIsArray && !isPlainObject(src)) {
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clone = {};
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}
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target[key] = assignDeep(clone, copy);
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} else {
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target[key] = copy;
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}
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});
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});
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return target;
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}
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function isEmptyObject(obj) {
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for (var name in obj) {
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return false;
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}
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return true;
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}
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var rnothtmlwhite = /[^\x20\t\r\n\f]+/g;
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var classListAction = function classListAction(elm, className, action) {
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var clazz;
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var i = 0;
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var result = false;
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if (elm && isString(className)) {
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var classes = className.match(rnothtmlwhite) || [];
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result = classes.length > 0;
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while ((clazz = classes[i++])) {
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result = !!action(elm.classList, clazz) && result;
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}
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}
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return result;
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};
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var addClass = function addClass(elm, className) {
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classListAction(elm, className, function (classList, clazz) {
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return classList.add(clazz);
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});
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};
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var elmPrototype = Element.prototype;
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var find = function find(selector, elm) {
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var arr = [];
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var rootElm = elm ? (isElement(elm) ? elm : null) : document;
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return rootElm ? push(arr, rootElm.querySelectorAll(selector)) : arr;
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};
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var is = function is(elm, selector) {
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if (isElement(elm)) {
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var fn = elmPrototype.matches || elmPrototype.msMatchesSelector;
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return fn.call(elm, selector);
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}
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return false;
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};
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var contents = function contents(elm) {
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return elm ? from(elm.childNodes) : [];
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};
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var parent = function parent(elm) {
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return elm ? elm.parentElement : null;
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};
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var before = function before(parentElm, preferredAnchor, insertedElms) {
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if (insertedElms) {
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var anchor = preferredAnchor;
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var fragment;
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if (parentElm) {
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if (isArrayLike(insertedElms)) {
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fragment = document.createDocumentFragment();
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each(insertedElms, function (insertedElm) {
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if (insertedElm === anchor) {
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anchor = insertedElm.previousSibling;
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}
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fragment.appendChild(insertedElm);
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});
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} else {
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fragment = insertedElms;
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}
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if (preferredAnchor) {
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if (!anchor) {
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anchor = parentElm.firstChild;
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} else if (anchor !== preferredAnchor) {
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anchor = anchor.nextSibling;
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}
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}
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parentElm.insertBefore(fragment, anchor);
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}
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}
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};
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var appendChildren = function appendChildren(node, children) {
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before(node, null, children);
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};
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var prependChildren = function prependChildren(node, children) {
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before(node, node && node.firstChild, children);
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};
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var removeElements = function removeElements(nodes) {
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if (isArrayLike(nodes)) {
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each(from(nodes), function (e) {
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return removeElements(e);
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});
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} else if (nodes) {
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var parentElm = parent(nodes);
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if (parentElm) {
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parentElm.removeChild(nodes);
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}
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}
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};
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var createDiv = function createDiv(classNames) {
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var div = document.createElement('div');
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if (classNames) {
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attr(div, 'class', classNames);
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}
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return div;
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};
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var createDOM = function createDOM(html) {
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var createdDiv = createDiv();
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createdDiv.innerHTML = html.trim();
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return each(contents(createdDiv), function (elm) {
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return removeElements(elm);
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});
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};
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var zeroObj = {
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w: 0,
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h: 0,
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};
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var windowSize = function windowSize() {
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return {
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w: window.innerWidth,
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h: window.innerHeight,
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};
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};
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var offsetSize = function offsetSize(elm) {
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return elm
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? {
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w: elm.offsetWidth,
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h: elm.offsetHeight,
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}
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: zeroObj;
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};
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var clientSize = function clientSize(elm) {
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return elm
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? {
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w: elm.clientWidth,
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h: elm.clientHeight,
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}
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: zeroObj;
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};
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var scrollSize = function scrollSize(elm) {
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return elm
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? {
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w: elm.scrollWidth,
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h: elm.scrollHeight,
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}
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: zeroObj;
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};
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var getBoundingClientRect = function getBoundingClientRect(elm) {
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return elm.getBoundingClientRect();
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};
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var passiveEventsSupport;
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var supportPassiveEvents = function supportPassiveEvents() {
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if (isUndefined(passiveEventsSupport)) {
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passiveEventsSupport = false;
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try {
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window.addEventListener(
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'test',
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null,
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Object.defineProperty({}, 'passive', {
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get: function get() {
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passiveEventsSupport = true;
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},
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})
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);
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} catch (e) {}
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}
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return passiveEventsSupport;
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};
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var splitEventNames = function splitEventNames(eventNames) {
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return eventNames.split(' ');
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};
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var off = function off(target, eventNames, listener, capture) {
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each(splitEventNames(eventNames), function (eventName) {
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target.removeEventListener(eventName, listener, capture);
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});
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};
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var on = function on(target, eventNames, listener, options) {
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var doSupportPassiveEvents = supportPassiveEvents();
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var passive = (doSupportPassiveEvents && options && options._passive) || false;
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var capture = (options && options._capture) || false;
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var once = (options && options._once) || false;
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var offListeners = [];
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var nativeOptions = doSupportPassiveEvents
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? {
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passive: passive,
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capture: capture,
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}
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: capture;
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each(splitEventNames(eventNames), function (eventName) {
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var finalListener = once
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? function (evt) {
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target.removeEventListener(eventName, finalListener, capture);
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listener && listener(evt);
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}
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: listener;
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push(offListeners, off.bind(null, target, eventName, finalListener, capture));
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target.addEventListener(eventName, finalListener, nativeOptions);
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});
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return runEach.bind(0, offListeners);
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};
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var stopPropagation = function stopPropagation(evt) {
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return evt.stopPropagation();
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};
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var preventDefault = function preventDefault(evt) {
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return evt.preventDefault();
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};
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var equal = function equal(a, b, props) {
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if (a && b) {
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var result = true;
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each(props, function (prop) {
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if (a[prop] !== b[prop]) {
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result = false;
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}
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});
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return result;
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}
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return false;
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};
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var equalWH = function equalWH(a, b) {
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return equal(a, b, ['w', 'h']);
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};
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var equalXY = function equalXY(a, b) {
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return equal(a, b, ['x', 'y']);
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};
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var equalTRBL = function equalTRBL(a, b) {
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return equal(a, b, ['t', 'r', 'b', 'l']);
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};
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var firstLetterToUpper = function firstLetterToUpper(str) {
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return str.charAt(0).toUpperCase() + str.slice(1);
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};
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var getDummyStyle = function getDummyStyle() {
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return createDiv().style;
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};
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var cssPrefixes = ['-webkit-', '-moz-', '-o-', '-ms-'];
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var jsPrefixes = ['WebKit', 'Moz', 'O', 'MS', 'webkit', 'moz', 'o', 'ms'];
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var jsCache = {};
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var cssCache = {};
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var cssProperty = function cssProperty(name) {
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var result = cssCache[name];
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|
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if (hasOwnProperty$1(cssCache, name)) {
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return result;
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}
|
|
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var uppercasedName = firstLetterToUpper(name);
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var elmStyle = getDummyStyle();
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each(cssPrefixes, function (prefix) {
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var prefixWithoutDashes = prefix.replace(/-/g, '');
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var resultPossibilities = [name, prefix + name, prefixWithoutDashes + uppercasedName, firstLetterToUpper(prefixWithoutDashes) + uppercasedName];
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result = resultPossibilities.find(function (resultPossibility) {
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return elmStyle[resultPossibility] !== undefined;
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});
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return !result;
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});
|
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cssCache[name] = result;
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return result;
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};
|
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var jsAPI = function jsAPI(name) {
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var result = jsCache[name] || window[name];
|
|
|
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if (hasOwnProperty$1(jsCache, name)) {
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return result;
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}
|
|
|
|
each(jsPrefixes, function (prefix) {
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result = result || window[prefix + firstLetterToUpper(name)];
|
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return !result;
|
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});
|
|
jsCache[name] = result;
|
|
return result;
|
|
};
|
|
|
|
var MutationObserverConstructor = jsAPI('MutationObserver');
|
|
var IntersectionObserverConstructor = jsAPI('IntersectionObserver');
|
|
var ResizeObserverConstructor = jsAPI('ResizeObserver');
|
|
var cAF = jsAPI('cancelAnimationFrame');
|
|
var rAF = jsAPI('requestAnimationFrame');
|
|
|
|
var noop = function noop() {};
|
|
var debounce = function debounce(functionToDebounce, timeout, maxWait) {
|
|
var timeoutId;
|
|
var lastCallTime;
|
|
var hasTimeout = isNumber(timeout) && timeout > 0;
|
|
var hasMaxWait = isNumber(maxWait) && maxWait > 0;
|
|
var cancel = hasTimeout ? window.clearTimeout : cAF;
|
|
var set = hasTimeout ? window.setTimeout : rAF;
|
|
|
|
var setFn = function setFn(args) {
|
|
lastCallTime = hasMaxWait ? performance.now() : 0;
|
|
timeoutId && cancel(timeoutId);
|
|
functionToDebounce.apply(this, args);
|
|
};
|
|
|
|
return function () {
|
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var boundSetFn = setFn.bind(this, arguments);
|
|
var forceCall = hasMaxWait ? performance.now() - lastCallTime >= maxWait : false;
|
|
timeoutId && cancel(timeoutId);
|
|
timeoutId = forceCall ? boundSetFn() : set(boundSetFn, timeout);
|
|
};
|
|
};
|
|
|
|
var cssNumber = {
|
|
animationiterationcount: 1,
|
|
columncount: 1,
|
|
fillopacity: 1,
|
|
flexgrow: 1,
|
|
flexshrink: 1,
|
|
fontweight: 1,
|
|
lineheight: 1,
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|
opacity: 1,
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|
order: 1,
|
|
orphans: 1,
|
|
widows: 1,
|
|
zindex: 1,
|
|
zoom: 1,
|
|
};
|
|
|
|
var parseToZeroOrNumber = function parseToZeroOrNumber(value, toFloat) {
|
|
var num = toFloat ? parseFloat(value) : parseInt(value, 10);
|
|
return Number.isNaN(num) ? 0 : num;
|
|
};
|
|
|
|
var adaptCSSVal = function adaptCSSVal(prop, val) {
|
|
return !cssNumber[prop.toLowerCase()] && isNumber(val) ? val + 'px' : val;
|
|
};
|
|
|
|
var getCSSVal = function getCSSVal(elm, computedStyle, prop) {
|
|
return computedStyle != null ? computedStyle.getPropertyValue(prop) : elm.style[prop];
|
|
};
|
|
|
|
var setCSSVal = function setCSSVal(elm, prop, val) {
|
|
try {
|
|
if (elm && elm.style[prop] !== undefined) {
|
|
elm.style[prop] = adaptCSSVal(prop, val);
|
|
}
|
|
} catch (e) {}
|
|
};
|
|
|
|
function style(elm, styles) {
|
|
var getSingleStyle = isString(styles);
|
|
var getStyles = isArray(styles) || getSingleStyle;
|
|
|
|
if (getStyles) {
|
|
var getStylesResult = getSingleStyle ? '' : {};
|
|
|
|
if (elm) {
|
|
var computedStyle = window.getComputedStyle(elm, null);
|
|
getStylesResult = getSingleStyle
|
|
? getCSSVal(elm, computedStyle, styles)
|
|
: styles.reduce(function (result, key) {
|
|
result[key] = getCSSVal(elm, computedStyle, key);
|
|
return result;
|
|
}, getStylesResult);
|
|
}
|
|
|
|
return getStylesResult;
|
|
}
|
|
|
|
each(keys(styles), function (key) {
|
|
return setCSSVal(elm, key, styles[key]);
|
|
});
|
|
}
|
|
var topRightBottomLeft = function topRightBottomLeft(elm, property) {
|
|
var finalProp = property || '';
|
|
var top = finalProp + '-top';
|
|
var right = finalProp + '-right';
|
|
var bottom = finalProp + '-bottom';
|
|
var left = finalProp + '-left';
|
|
var result = style(elm, [top, right, bottom, left]);
|
|
return {
|
|
t: parseToZeroOrNumber(result[top]),
|
|
r: parseToZeroOrNumber(result[right]),
|
|
b: parseToZeroOrNumber(result[bottom]),
|
|
l: parseToZeroOrNumber(result[left]),
|
|
};
|
|
};
|
|
|
|
var zeroObj$1 = {
|
|
x: 0,
|
|
y: 0,
|
|
};
|
|
var absoluteCoordinates = function absoluteCoordinates(elm) {
|
|
var rect = elm ? getBoundingClientRect(elm) : 0;
|
|
return rect
|
|
? {
|
|
x: rect.left + window.pageYOffset,
|
|
y: rect.top + window.pageXOffset,
|
|
}
|
|
: zeroObj$1;
|
|
};
|
|
|
|
var createCache = function createCache(update, options) {
|
|
var _ref = options || {},
|
|
_equal = _ref._equal,
|
|
_initialValue = _ref._initialValue,
|
|
_alwaysUpdateValues = _ref._alwaysUpdateValues;
|
|
|
|
var _value = _initialValue;
|
|
|
|
var _previous;
|
|
|
|
var cacheUpdate = function cacheUpdate(force, context) {
|
|
var curr = _value;
|
|
var newVal = update ? update(context, _value, _previous) : context;
|
|
var changed = force || (_equal ? !_equal(curr, newVal) : curr !== newVal);
|
|
|
|
if (changed || _alwaysUpdateValues) {
|
|
_value = newVal;
|
|
_previous = curr;
|
|
}
|
|
|
|
return {
|
|
_value: _value,
|
|
_previous: _previous,
|
|
_changed: changed,
|
|
};
|
|
};
|
|
|
|
return cacheUpdate;
|
|
};
|
|
|
|
function createCommonjsModule(fn) {
|
|
var module = { exports: {} };
|
|
return fn(module, module.exports), module.exports;
|
|
}
|
|
|
|
var _extends_1 = createCommonjsModule(function (module) {
|
|
function _extends() {
|
|
module.exports = _extends =
|
|
Object.assign ||
|
|
function (target) {
|
|
for (var i = 1; i < arguments.length; i++) {
|
|
var source = arguments[i];
|
|
|
|
for (var key in source) {
|
|
if (Object.prototype.hasOwnProperty.call(source, key)) {
|
|
target[key] = source[key];
|
|
}
|
|
}
|
|
}
|
|
|
|
return target;
|
|
};
|
|
|
|
return _extends.apply(this, arguments);
|
|
}
|
|
|
|
module.exports = _extends;
|
|
});
|
|
|
|
var stringify = JSON.stringify;
|
|
var templateTypePrefixSuffix = ['__TPL_', '_TYPE__'];
|
|
var optionsTemplateTypes = ['boolean', 'number', 'string', 'array', 'object', 'function', 'null'].reduce(function (result, item) {
|
|
result[item] = templateTypePrefixSuffix[0] + item + templateTypePrefixSuffix[1];
|
|
return result;
|
|
}, {});
|
|
|
|
var validateRecursive = function validateRecursive(options, template, optionsDiff, doWriteErrors, propPath) {
|
|
var validatedOptions = {};
|
|
|
|
var optionsCopy = _extends_1({}, options);
|
|
|
|
var props = keys(template).filter(function (prop) {
|
|
return hasOwnProperty$1(options, prop);
|
|
});
|
|
each(props, function (prop) {
|
|
var optionsDiffValue = isUndefined(optionsDiff[prop]) ? {} : optionsDiff[prop];
|
|
var optionsValue = options[prop];
|
|
var templateValue = template[prop];
|
|
var templateIsComplex = isPlainObject(templateValue);
|
|
var propPrefix = propPath ? propPath + '.' : '';
|
|
|
|
if (templateIsComplex && isPlainObject(optionsValue)) {
|
|
var validatedResult = validateRecursive(optionsValue, templateValue, optionsDiffValue, doWriteErrors, propPrefix + prop);
|
|
validatedOptions[prop] = validatedResult._validated;
|
|
optionsCopy[prop] = validatedResult._foreign;
|
|
each([optionsCopy, validatedOptions], function (value) {
|
|
if (isEmptyObject(value[prop])) {
|
|
delete value[prop];
|
|
}
|
|
});
|
|
} else if (!templateIsComplex) {
|
|
var isValid = false;
|
|
var errorEnumStrings = [];
|
|
var errorPossibleTypes = [];
|
|
var optionsValueType = type(optionsValue);
|
|
var templateValueArr = !isArray(templateValue) ? [templateValue] : templateValue;
|
|
each(templateValueArr, function (currTemplateType) {
|
|
var typeString;
|
|
each(optionsTemplateTypes, function (value, key) {
|
|
if (value === currTemplateType) {
|
|
typeString = key;
|
|
}
|
|
});
|
|
var isEnumString = isUndefined(typeString);
|
|
|
|
if (isEnumString && isString(optionsValue)) {
|
|
var enumStringSplit = currTemplateType.split(' ');
|
|
isValid = !!enumStringSplit.find(function (possibility) {
|
|
return possibility === optionsValue;
|
|
});
|
|
push(errorEnumStrings, enumStringSplit);
|
|
} else {
|
|
isValid = optionsTemplateTypes[optionsValueType] === currTemplateType;
|
|
}
|
|
|
|
push(errorPossibleTypes, isEnumString ? optionsTemplateTypes.string : typeString);
|
|
return !isValid;
|
|
});
|
|
|
|
if (isValid) {
|
|
var doStringifyComparison = isArray(optionsValue) || isPlainObject(optionsValue);
|
|
|
|
if (doStringifyComparison ? stringify(optionsValue) !== stringify(optionsDiffValue) : optionsValue !== optionsDiffValue) {
|
|
validatedOptions[prop] = optionsValue;
|
|
}
|
|
} else if (doWriteErrors) {
|
|
console.warn(
|
|
'' +
|
|
('The option "' +
|
|
propPrefix +
|
|
prop +
|
|
"\" wasn't set, because it doesn't accept the type [ " +
|
|
optionsValueType.toUpperCase() +
|
|
' ] with the value of "' +
|
|
optionsValue +
|
|
'".\r\n' +
|
|
('Accepted types are: [ ' + errorPossibleTypes.join(', ').toUpperCase() + ' ].\r\n')) +
|
|
(errorEnumStrings.length > 0 ? '\r\nValid strings are: [ ' + errorEnumStrings.join(', ') + ' ].' : '')
|
|
);
|
|
}
|
|
|
|
delete optionsCopy[prop];
|
|
}
|
|
});
|
|
return {
|
|
_foreign: optionsCopy,
|
|
_validated: validatedOptions,
|
|
};
|
|
};
|
|
|
|
var validateOptions = function validateOptions(options, template, optionsDiff, doWriteErrors) {
|
|
return validateRecursive(options, template, optionsDiff || {}, doWriteErrors || false);
|
|
};
|
|
|
|
function transformOptions(optionsWithOptionsTemplate) {
|
|
var result = {
|
|
_template: {},
|
|
_options: {},
|
|
};
|
|
each(keys(optionsWithOptionsTemplate), function (key) {
|
|
var val = optionsWithOptionsTemplate[key];
|
|
|
|
if (isArray(val)) {
|
|
result._template[key] = val[1];
|
|
result._options[key] = val[0];
|
|
} else {
|
|
var tmpResult = transformOptions(val);
|
|
result._template[key] = tmpResult._template;
|
|
result._options[key] = tmpResult._options;
|
|
}
|
|
});
|
|
return result;
|
|
}
|
|
|
|
var classNameEnvironment = 'os-environment';
|
|
var classNameEnvironmentFlexboxGlue = classNameEnvironment + '-flexbox-glue';
|
|
var classNameEnvironmentFlexboxGlueMax = classNameEnvironmentFlexboxGlue + '-max';
|
|
var classNameHost = 'os-host';
|
|
var classNamePadding = 'os-padding';
|
|
var classNameViewport = 'os-viewport';
|
|
var classNameContent = 'os-content';
|
|
var classNameViewportScrollbarStyling = classNameViewport + '-scrollbar-styled';
|
|
var classNameSizeObserver = 'os-size-observer';
|
|
var classNameSizeObserverAppear = classNameSizeObserver + '-appear';
|
|
var classNameSizeObserverListener = classNameSizeObserver + '-listener';
|
|
var classNameSizeObserverListenerScroll = classNameSizeObserverListener + '-scroll';
|
|
var classNameSizeObserverListenerItem = classNameSizeObserverListener + '-item';
|
|
var classNameSizeObserverListenerItemFinal = classNameSizeObserverListenerItem + '-final';
|
|
var classNameTrinsicObserver = 'os-trinsic-observer';
|
|
|
|
var environmentInstance;
|
|
var abs = Math.abs,
|
|
round = Math.round;
|
|
|
|
var getNativeScrollbarSize = function getNativeScrollbarSize(body, measureElm) {
|
|
appendChildren(body, measureElm);
|
|
var cSize = clientSize(measureElm);
|
|
var oSize = offsetSize(measureElm);
|
|
return {
|
|
x: oSize.h - cSize.h,
|
|
y: oSize.w - cSize.w,
|
|
};
|
|
};
|
|
|
|
var getNativeScrollbarStyling = function getNativeScrollbarStyling(testElm) {
|
|
var result = false;
|
|
addClass(testElm, classNameViewportScrollbarStyling);
|
|
|
|
try {
|
|
result =
|
|
style(testElm, 'scrollbar-width') === 'none' ||
|
|
window.getComputedStyle(testElm, '::-webkit-scrollbar').getPropertyValue('display') === 'none';
|
|
} catch (ex) {}
|
|
|
|
return result;
|
|
};
|
|
|
|
var getRtlScrollBehavior = function getRtlScrollBehavior(parentElm, childElm) {
|
|
var strHidden = 'hidden';
|
|
style(parentElm, {
|
|
overflowX: strHidden,
|
|
overflowY: strHidden,
|
|
direction: 'rtl',
|
|
});
|
|
scrollLeft(parentElm, 0);
|
|
var parentOffset = absoluteCoordinates(parentElm);
|
|
var childOffset = absoluteCoordinates(childElm);
|
|
scrollLeft(parentElm, -999);
|
|
var childOffsetAfterScroll = absoluteCoordinates(childElm);
|
|
return {
|
|
i: parentOffset.x === childOffset.x,
|
|
n: childOffset.x !== childOffsetAfterScroll.x,
|
|
};
|
|
};
|
|
|
|
var getFlexboxGlue = function getFlexboxGlue(parentElm, childElm) {
|
|
addClass(parentElm, classNameEnvironmentFlexboxGlue);
|
|
var minOffsetsizeParent = offsetSize(parentElm);
|
|
var minOffsetsize = offsetSize(childElm);
|
|
var supportsMin = equalWH(minOffsetsize, minOffsetsizeParent);
|
|
addClass(parentElm, classNameEnvironmentFlexboxGlueMax);
|
|
var maxOffsetsizeParent = offsetSize(parentElm);
|
|
var maxOffsetsize = offsetSize(childElm);
|
|
var supportsMax = equalWH(maxOffsetsize, maxOffsetsizeParent);
|
|
return supportsMin && supportsMax;
|
|
};
|
|
|
|
var getWindowDPR = function getWindowDPR() {
|
|
var dDPI = window.screen.deviceXDPI || 0;
|
|
var sDPI = window.screen.logicalXDPI || 1;
|
|
return window.devicePixelRatio || dDPI / sDPI;
|
|
};
|
|
|
|
var diffBiggerThanOne = function diffBiggerThanOne(valOne, valTwo) {
|
|
var absValOne = abs(valOne);
|
|
var absValTwo = abs(valTwo);
|
|
return !(absValOne === absValTwo || absValOne + 1 === absValTwo || absValOne - 1 === absValTwo);
|
|
};
|
|
|
|
var createEnvironment = function createEnvironment() {
|
|
var _document = document,
|
|
body = _document.body;
|
|
var envDOM = createDOM('<div class="' + classNameEnvironment + '"><div></div></div>');
|
|
var envElm = envDOM[0];
|
|
var envChildElm = envElm.firstChild;
|
|
var onChangedListener = new Set();
|
|
var nativeScrollBarSize = getNativeScrollbarSize(body, envElm);
|
|
var nativeScrollbarIsOverlaid = {
|
|
x: nativeScrollBarSize.x === 0,
|
|
y: nativeScrollBarSize.y === 0,
|
|
};
|
|
var env = {
|
|
_autoUpdateLoop: false,
|
|
_nativeScrollbarSize: nativeScrollBarSize,
|
|
_nativeScrollbarIsOverlaid: nativeScrollbarIsOverlaid,
|
|
_nativeScrollbarStyling: getNativeScrollbarStyling(envElm),
|
|
_rtlScrollBehavior: getRtlScrollBehavior(envElm, envChildElm),
|
|
_flexboxGlue: getFlexboxGlue(envElm, envChildElm),
|
|
_addListener: function _addListener(listener) {
|
|
onChangedListener.add(listener);
|
|
},
|
|
_removeListener: function _removeListener(listener) {
|
|
onChangedListener.delete(listener);
|
|
},
|
|
};
|
|
removeAttr(envElm, 'style');
|
|
removeAttr(envElm, 'class');
|
|
removeElements(envElm);
|
|
|
|
if (!nativeScrollbarIsOverlaid.x || !nativeScrollbarIsOverlaid.y) {
|
|
var size = windowSize();
|
|
var dpr = getWindowDPR();
|
|
var scrollbarSize = nativeScrollBarSize;
|
|
window.addEventListener('resize', function () {
|
|
if (onChangedListener.size) {
|
|
var sizeNew = windowSize();
|
|
var deltaSize = {
|
|
w: sizeNew.w - size.w,
|
|
h: sizeNew.h - size.h,
|
|
};
|
|
if (deltaSize.w === 0 && deltaSize.h === 0) return;
|
|
var deltaAbsSize = {
|
|
w: abs(deltaSize.w),
|
|
h: abs(deltaSize.h),
|
|
};
|
|
var deltaAbsRatio = {
|
|
w: abs(round(sizeNew.w / (size.w / 100.0))),
|
|
h: abs(round(sizeNew.h / (size.h / 100.0))),
|
|
};
|
|
var dprNew = getWindowDPR();
|
|
var deltaIsBigger = deltaAbsSize.w > 2 && deltaAbsSize.h > 2;
|
|
var difference = !diffBiggerThanOne(deltaAbsRatio.w, deltaAbsRatio.h);
|
|
var dprChanged = dprNew !== dpr && dpr > 0;
|
|
var isZoom = deltaIsBigger && difference && dprChanged;
|
|
|
|
if (isZoom) {
|
|
var newScrollbarSize = (environmentInstance._nativeScrollbarSize = getNativeScrollbarSize(body, envElm));
|
|
removeElements(envElm);
|
|
|
|
if (scrollbarSize.x !== newScrollbarSize.x || scrollbarSize.y !== newScrollbarSize.y) {
|
|
runEach(onChangedListener);
|
|
}
|
|
|
|
scrollbarSize = newScrollbarSize;
|
|
}
|
|
|
|
size = sizeNew;
|
|
dpr = dprNew;
|
|
}
|
|
});
|
|
}
|
|
|
|
return env;
|
|
};
|
|
|
|
var getEnvironment = function getEnvironment() {
|
|
if (!environmentInstance) {
|
|
environmentInstance = createEnvironment();
|
|
}
|
|
|
|
return environmentInstance;
|
|
};
|
|
|
|
var getPropByPath = function getPropByPath(obj, path) {
|
|
return (
|
|
obj &&
|
|
path.split('.').reduce(function (o, prop) {
|
|
return o && hasOwnProperty$1(o, prop) ? o[prop] : undefined;
|
|
}, obj)
|
|
);
|
|
};
|
|
|
|
var createLifecycleBase = function createLifecycleBase(defaultOptionsWithTemplate, initialOptions, updateFunction) {
|
|
var _transformOptions = transformOptions(defaultOptionsWithTemplate),
|
|
optionsTemplate = _transformOptions._template,
|
|
defaultOptions = _transformOptions._options;
|
|
|
|
var options = assignDeep({}, defaultOptions, validateOptions(initialOptions || {}, optionsTemplate, null, true)._validated);
|
|
|
|
var update = function update(hints) {
|
|
var _force = hints._force,
|
|
_changedOptions = hints._changedOptions;
|
|
|
|
var checkOption = function checkOption(path) {
|
|
return {
|
|
_value: getPropByPath(options, path),
|
|
_changed: _force || getPropByPath(_changedOptions, path) !== undefined,
|
|
};
|
|
};
|
|
|
|
updateFunction(!!_force, checkOption);
|
|
};
|
|
|
|
update({
|
|
_force: true,
|
|
});
|
|
return {
|
|
_options: function _options(newOptions) {
|
|
if (newOptions) {
|
|
var _validateOptions = validateOptions(newOptions, optionsTemplate, options, true),
|
|
_changedOptions = _validateOptions._validated;
|
|
|
|
if (!isEmptyObject(_changedOptions)) {
|
|
assignDeep(options, _changedOptions);
|
|
update({
|
|
_changedOptions: _changedOptions,
|
|
});
|
|
}
|
|
}
|
|
|
|
return options;
|
|
},
|
|
_update: function _update(_force) {
|
|
update({
|
|
_force: _force,
|
|
});
|
|
},
|
|
};
|
|
};
|
|
|
|
var overflowBehaviorAllowedValues = 'visible-hidden visible-scroll scroll hidden';
|
|
var defaultOptionsWithTemplate = {
|
|
paddingAbsolute: [false, optionsTemplateTypes.boolean],
|
|
overflowBehavior: {
|
|
x: ['scroll', overflowBehaviorAllowedValues],
|
|
y: ['scroll', overflowBehaviorAllowedValues],
|
|
},
|
|
};
|
|
var cssMarginEnd = cssProperty('margin-inline-end');
|
|
var cssBorderEnd = cssProperty('border-inline-end');
|
|
var createStructureLifecycle = function createStructureLifecycle(target, initialOptions) {
|
|
var host = target.host,
|
|
paddingElm = target.padding,
|
|
viewport = target.viewport,
|
|
content = target.content;
|
|
var destructFns = [];
|
|
var env = getEnvironment();
|
|
var scrollbarsOverlaid = env._nativeScrollbarIsOverlaid;
|
|
var supportsScrollbarStyling = env._nativeScrollbarStyling;
|
|
var supportFlexboxGlue = env._flexboxGlue;
|
|
var directionObserverObsolete = (cssMarginEnd && cssBorderEnd) || supportsScrollbarStyling || scrollbarsOverlaid.y;
|
|
var updatePaddingCache = createCache(
|
|
function () {
|
|
return topRightBottomLeft(host, 'padding');
|
|
},
|
|
{
|
|
_equal: equalTRBL,
|
|
}
|
|
);
|
|
var updateOverflowAmountCache = createCache(
|
|
function (ctx) {
|
|
return {
|
|
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),
|
|
};
|
|
},
|
|
{
|
|
_equal: equalXY,
|
|
}
|
|
);
|
|
|
|
var _createLifecycleBase = createLifecycleBase(defaultOptionsWithTemplate, initialOptions, function (force, checkOption) {
|
|
var _checkOption = checkOption('paddingAbsolute'),
|
|
paddingAbsolute = _checkOption._value,
|
|
paddingAbsoluteChanged = _checkOption._changed;
|
|
|
|
var _updatePaddingCache = updatePaddingCache(force),
|
|
padding = _updatePaddingCache._value,
|
|
paddingChanged = _updatePaddingCache._changed;
|
|
|
|
if (paddingAbsoluteChanged || paddingChanged) {
|
|
var paddingStyle = {
|
|
t: 0,
|
|
r: 0,
|
|
b: 0,
|
|
l: 0,
|
|
};
|
|
|
|
if (!paddingAbsolute) {
|
|
paddingStyle.t = -padding.t;
|
|
paddingStyle.r = -(padding.r + padding.l);
|
|
paddingStyle.b = -(padding.b + padding.t);
|
|
paddingStyle.l = -padding.l;
|
|
}
|
|
|
|
style(paddingElm, {
|
|
top: paddingStyle.t,
|
|
left: paddingStyle.l,
|
|
'margin-right': paddingStyle.r,
|
|
'margin-bottom': paddingStyle.b,
|
|
'max-width': 'calc(100% + ' + paddingStyle.r * -1 + 'px)',
|
|
});
|
|
}
|
|
|
|
var viewportOffsetSize = offsetSize(paddingElm);
|
|
var contentClientSize = offsetSize(content);
|
|
var contentScrollSize = scrollSize(content);
|
|
var overflowAmuntCache = updateOverflowAmountCache(force, {
|
|
_contentScrollSize: contentScrollSize,
|
|
_viewportSize: {
|
|
w: viewportOffsetSize.w + Math.max(0, contentClientSize.w - contentScrollSize.w),
|
|
h: viewportOffsetSize.h + Math.max(0, contentClientSize.h - contentScrollSize.h),
|
|
},
|
|
});
|
|
var overflowAmount = overflowAmuntCache._value,
|
|
overflowAmountChanged = overflowAmuntCache._changed;
|
|
console.log('overflowAmount', overflowAmount);
|
|
console.log('overflowAmountChanged', overflowAmountChanged);
|
|
}),
|
|
_options = _createLifecycleBase._options,
|
|
_update = _createLifecycleBase._update;
|
|
|
|
var onSizeChanged = function onSizeChanged() {
|
|
_update();
|
|
};
|
|
|
|
var onTrinsicChanged = function onTrinsicChanged(widthIntrinsic, heightIntrinsicCache) {
|
|
var _changed = heightIntrinsicCache._changed,
|
|
_value = heightIntrinsicCache._value;
|
|
|
|
if (_changed) {
|
|
style(content, {
|
|
height: _value ? 'auto' : '100%',
|
|
});
|
|
}
|
|
};
|
|
|
|
return {
|
|
_options: _options,
|
|
_update: _update,
|
|
_onSizeChanged: onSizeChanged,
|
|
_onTrinsicChanged: onTrinsicChanged,
|
|
_destruct: function _destruct() {
|
|
runEach(destructFns);
|
|
},
|
|
};
|
|
};
|
|
|
|
var animationStartEventName = 'animationstart';
|
|
var scrollEventName = 'scroll';
|
|
var scrollAmount = 3333333;
|
|
|
|
var getDirection = function getDirection(elm) {
|
|
return style(elm, 'direction');
|
|
};
|
|
|
|
var domRectHasDimensions = function domRectHasDimensions(rect) {
|
|
return rect && (rect.height > 0 || rect.width > 0);
|
|
};
|
|
|
|
var createSizeObserver = function createSizeObserver(target, onSizeChangedCallback, options) {
|
|
var _ref = options || {},
|
|
_ref$_direction = _ref._direction,
|
|
observeDirectionChange = _ref$_direction === void 0 ? false : _ref$_direction,
|
|
_ref$_appear = _ref._appear,
|
|
observeAppearChange = _ref$_appear === void 0 ? false : _ref$_appear;
|
|
|
|
var rtlScrollBehavior = getEnvironment()._rtlScrollBehavior;
|
|
|
|
var baseElements = createDOM('<div class="' + classNameSizeObserver + '"><div class="' + classNameSizeObserverListener + '"></div></div>');
|
|
var sizeObserver = baseElements[0];
|
|
var listenerElement = sizeObserver.firstChild;
|
|
var updateResizeObserverContentRectCache = createCache(0, {
|
|
_alwaysUpdateValues: true,
|
|
_equal: function _equal(currVal, newVal) {
|
|
return !(!currVal || (!domRectHasDimensions(currVal) && domRectHasDimensions(newVal)));
|
|
},
|
|
});
|
|
|
|
var onSizeChangedCallbackProxy = function onSizeChangedCallbackProxy(sizeChangedContext) {
|
|
var directionCacheValue = sizeChangedContext && sizeChangedContext._value;
|
|
var skip = false;
|
|
var doDirectionScroll = true;
|
|
|
|
if (isArray(sizeChangedContext) && sizeChangedContext.length > 0) {
|
|
var _updateResizeObserver = updateResizeObserverContentRectCache(0, sizeChangedContext.pop().contentRect),
|
|
_previous = _updateResizeObserver._previous,
|
|
_value = _updateResizeObserver._value,
|
|
_changed = _updateResizeObserver._changed;
|
|
|
|
skip = !_previous || !domRectHasDimensions(_value);
|
|
doDirectionScroll = !skip && _changed;
|
|
} else if (directionCacheValue) {
|
|
doDirectionScroll = sizeChangedContext._changed;
|
|
}
|
|
|
|
if (observeDirectionChange && doDirectionScroll) {
|
|
var rtl = (directionCacheValue || getDirection(sizeObserver)) === 'rtl';
|
|
scrollLeft(sizeObserver, rtl ? (rtlScrollBehavior.n ? -scrollAmount : rtlScrollBehavior.i ? 0 : scrollAmount) : scrollAmount);
|
|
scrollTop(sizeObserver, scrollAmount);
|
|
}
|
|
|
|
if (!skip) {
|
|
onSizeChangedCallback(directionCacheValue ? sizeChangedContext : undefined);
|
|
}
|
|
};
|
|
|
|
var offListeners = [];
|
|
var appearCallback = observeAppearChange ? onSizeChangedCallbackProxy : false;
|
|
|
|
if (ResizeObserverConstructor) {
|
|
var resizeObserverInstance = new ResizeObserverConstructor(onSizeChangedCallbackProxy);
|
|
resizeObserverInstance.observe(listenerElement);
|
|
push(offListeners, function () {
|
|
return resizeObserverInstance.disconnect();
|
|
});
|
|
} else {
|
|
var observerElementChildren = createDOM(
|
|
'<div class="' +
|
|
classNameSizeObserverListenerItem +
|
|
'" dir="ltr"><div class="' +
|
|
classNameSizeObserverListenerItem +
|
|
'"><div class="' +
|
|
classNameSizeObserverListenerItemFinal +
|
|
'"></div></div><div class="' +
|
|
classNameSizeObserverListenerItem +
|
|
'"><div class="' +
|
|
classNameSizeObserverListenerItemFinal +
|
|
'" style="width: 200%; height: 200%"></div></div></div>'
|
|
);
|
|
appendChildren(listenerElement, observerElementChildren);
|
|
addClass(listenerElement, classNameSizeObserverListenerScroll);
|
|
var observerElementChildrenRoot = observerElementChildren[0];
|
|
var shrinkElement = observerElementChildrenRoot.lastChild;
|
|
var expandElement = observerElementChildrenRoot.firstChild;
|
|
var expandElementChild = expandElement == null ? void 0 : expandElement.firstChild;
|
|
var cacheSize = offsetSize(listenerElement);
|
|
var currSize = cacheSize;
|
|
var isDirty = false;
|
|
var rAFId;
|
|
|
|
var reset = function reset() {
|
|
scrollLeft(expandElement, scrollAmount);
|
|
scrollTop(expandElement, scrollAmount);
|
|
scrollLeft(shrinkElement, scrollAmount);
|
|
scrollTop(shrinkElement, scrollAmount);
|
|
};
|
|
|
|
var onResized = function onResized() {
|
|
rAFId = 0;
|
|
|
|
if (isDirty) {
|
|
cacheSize = currSize;
|
|
onSizeChangedCallbackProxy();
|
|
}
|
|
};
|
|
|
|
var onScroll = function onScroll(scrollEvent) {
|
|
currSize = offsetSize(listenerElement);
|
|
isDirty = !scrollEvent || !equalWH(currSize, cacheSize);
|
|
|
|
if (scrollEvent && isDirty && !rAFId) {
|
|
cAF(rAFId);
|
|
rAFId = rAF(onResized);
|
|
} else if (!scrollEvent) {
|
|
onResized();
|
|
}
|
|
|
|
reset();
|
|
|
|
if (scrollEvent) {
|
|
preventDefault(scrollEvent);
|
|
stopPropagation(scrollEvent);
|
|
}
|
|
|
|
return false;
|
|
};
|
|
|
|
push(offListeners, [on(expandElement, scrollEventName, onScroll), on(shrinkElement, scrollEventName, onScroll)]);
|
|
style(expandElementChild, {
|
|
width: scrollAmount,
|
|
height: scrollAmount,
|
|
});
|
|
reset();
|
|
appearCallback = observeAppearChange
|
|
? function () {
|
|
return onScroll();
|
|
}
|
|
: reset;
|
|
}
|
|
|
|
if (observeDirectionChange) {
|
|
var updateDirectionCache = createCache(function () {
|
|
return getDirection(sizeObserver);
|
|
});
|
|
push(
|
|
offListeners,
|
|
on(sizeObserver, scrollEventName, function (event) {
|
|
var directionCache = updateDirectionCache();
|
|
var _value = directionCache._value,
|
|
_changed = directionCache._changed;
|
|
|
|
if (_changed) {
|
|
if (_value === 'rtl') {
|
|
style(listenerElement, {
|
|
left: 'auto',
|
|
right: 0,
|
|
});
|
|
} else {
|
|
style(listenerElement, {
|
|
left: 0,
|
|
right: 'auto',
|
|
});
|
|
}
|
|
|
|
onSizeChangedCallbackProxy(directionCache);
|
|
}
|
|
|
|
preventDefault(event);
|
|
stopPropagation(event);
|
|
return false;
|
|
})
|
|
);
|
|
}
|
|
|
|
if (appearCallback) {
|
|
addClass(sizeObserver, classNameSizeObserverAppear);
|
|
push(
|
|
offListeners,
|
|
on(sizeObserver, animationStartEventName, appearCallback, {
|
|
_once: !!ResizeObserverConstructor,
|
|
})
|
|
);
|
|
}
|
|
|
|
prependChildren(target, sizeObserver);
|
|
return function () {
|
|
runEach(offListeners);
|
|
removeElements(sizeObserver);
|
|
};
|
|
};
|
|
|
|
var createTrinsicObserver = function createTrinsicObserver(target, onTrinsicChangedCallback) {
|
|
var trinsicObserver = createDOM('<div class="' + classNameTrinsicObserver + '"></div>')[0];
|
|
var offListeners = [];
|
|
var updateHeightIntrinsicCache = createCache(
|
|
function (ioEntryOrSize) {
|
|
return ioEntryOrSize.h === 0 || ioEntryOrSize.isIntersecting || ioEntryOrSize.intersectionRatio > 0;
|
|
},
|
|
{
|
|
_initialValue: false,
|
|
}
|
|
);
|
|
|
|
if (IntersectionObserverConstructor) {
|
|
var intersectionObserverInstance = new IntersectionObserverConstructor(
|
|
function (entries) {
|
|
if (entries && entries.length > 0) {
|
|
var last = entries.pop();
|
|
|
|
if (last) {
|
|
var heightIntrinsicCache = updateHeightIntrinsicCache(0, last);
|
|
|
|
if (heightIntrinsicCache._changed) {
|
|
onTrinsicChangedCallback(false, heightIntrinsicCache);
|
|
}
|
|
}
|
|
}
|
|
},
|
|
{
|
|
root: target,
|
|
}
|
|
);
|
|
intersectionObserverInstance.observe(trinsicObserver);
|
|
push(offListeners, function () {
|
|
return intersectionObserverInstance.disconnect();
|
|
});
|
|
} else {
|
|
push(
|
|
offListeners,
|
|
createSizeObserver(trinsicObserver, function () {
|
|
var newSize = offsetSize(trinsicObserver);
|
|
var heightIntrinsicCache = updateHeightIntrinsicCache(0, newSize);
|
|
|
|
if (heightIntrinsicCache._changed) {
|
|
onTrinsicChangedCallback(false, heightIntrinsicCache);
|
|
}
|
|
})
|
|
);
|
|
}
|
|
|
|
prependChildren(target, trinsicObserver);
|
|
return function () {
|
|
runEach(offListeners);
|
|
removeElements(trinsicObserver);
|
|
};
|
|
};
|
|
|
|
var createEventContentChange = function createEventContentChange(target, eventContentChange, map, callback) {
|
|
var eventContentChangeRef;
|
|
|
|
var addEvent = function addEvent(elm, eventName) {
|
|
var entry = map.get(elm);
|
|
var newEntry = isUndefined(entry);
|
|
|
|
var registerEvent = function registerEvent() {
|
|
map.set(elm, eventName);
|
|
on(elm, eventName, callback);
|
|
};
|
|
|
|
if (!newEntry && eventName !== entry) {
|
|
off(elm, entry, callback);
|
|
registerEvent();
|
|
} else if (newEntry) {
|
|
registerEvent();
|
|
}
|
|
};
|
|
|
|
var _destroy = function _destroy() {
|
|
map.forEach(function (eventName, elm) {
|
|
off(elm, eventName, callback);
|
|
});
|
|
map.clear();
|
|
};
|
|
|
|
var _updateElements = function _updateElements(getElements) {
|
|
if (eventContentChangeRef) {
|
|
var eventElmList = eventContentChangeRef.reduce(function (arr, item) {
|
|
if (item) {
|
|
var selector = item[0];
|
|
var eventName = item[1];
|
|
var elements = eventName && selector && (getElements ? getElements(selector) : find(selector, target));
|
|
|
|
if (elements) {
|
|
push(arr, [elements, isFunction(eventName) ? eventName(elements) : eventName], true);
|
|
}
|
|
}
|
|
|
|
return arr;
|
|
}, []);
|
|
each(eventElmList, function (item) {
|
|
var elements = item[0];
|
|
var eventName = item[1];
|
|
each(elements, function (elm) {
|
|
addEvent(elm, eventName);
|
|
});
|
|
});
|
|
}
|
|
};
|
|
|
|
var _update = function _update(newEventContentChange) {
|
|
eventContentChangeRef = newEventContentChange;
|
|
|
|
_destroy();
|
|
|
|
_updateElements();
|
|
};
|
|
|
|
if (eventContentChange) {
|
|
_update(eventContentChange);
|
|
}
|
|
|
|
return {
|
|
_destroy: _destroy,
|
|
_updateElements: _updateElements,
|
|
_update: _update,
|
|
};
|
|
};
|
|
|
|
var createDOMObserver = function createDOMObserver(target, callback, options) {
|
|
var isConnected = false;
|
|
|
|
var _ref = options || {},
|
|
_observeContent = _ref._observeContent,
|
|
_attributes = _ref._attributes,
|
|
_styleChangingAttributes = _ref._styleChangingAttributes,
|
|
_eventContentChange = _ref._eventContentChange,
|
|
_nestedTargetSelector = _ref._nestedTargetSelector,
|
|
_ignoreTargetChange = _ref._ignoreTargetAttrChange,
|
|
_ignoreContentChange = _ref._ignoreContentChange;
|
|
|
|
var _createEventContentCh = createEventContentChange(
|
|
target,
|
|
_observeContent && _eventContentChange,
|
|
new Map(),
|
|
debounce(function () {
|
|
if (isConnected) {
|
|
callback([], false, true);
|
|
}
|
|
}, 80)
|
|
),
|
|
updateEventContentChangeElements = _createEventContentCh._updateElements,
|
|
destroyEventContentChange = _createEventContentCh._destroy,
|
|
updateEventContentChange = _createEventContentCh._update;
|
|
|
|
var finalAttributes = _attributes || [];
|
|
var finalStyleChangingAttributes = _styleChangingAttributes || [];
|
|
var observedAttributes = finalAttributes.concat(finalStyleChangingAttributes);
|
|
|
|
var observerCallback = function observerCallback(mutations) {
|
|
var ignoreTargetChange = _ignoreTargetChange || noop;
|
|
var ignoreContentChange = _ignoreContentChange || noop;
|
|
var targetChangedAttrs = [];
|
|
var totalAddedNodes = [];
|
|
var targetStyleChanged = false;
|
|
var contentChanged = false;
|
|
var childListChanged = false;
|
|
each(mutations, function (mutation) {
|
|
var attributeName = mutation.attributeName,
|
|
mutationTarget = mutation.target,
|
|
type = mutation.type,
|
|
oldValue = mutation.oldValue,
|
|
addedNodes = mutation.addedNodes;
|
|
var isAttributesType = type === 'attributes';
|
|
var isChildListType = type === 'childList';
|
|
var targetIsMutationTarget = target === mutationTarget;
|
|
var attributeValue = isAttributesType && isString(attributeName) ? attr(mutationTarget, attributeName) : 0;
|
|
var attributeChanged = attributeValue !== 0 && oldValue !== attributeValue;
|
|
var targetAttrChanged =
|
|
attributeChanged &&
|
|
targetIsMutationTarget &&
|
|
!_observeContent &&
|
|
!ignoreTargetChange(mutationTarget, attributeName, oldValue, attributeValue);
|
|
var styleChangingAttrChanged = indexOf(finalStyleChangingAttributes, attributeName) > -1 && attributeChanged;
|
|
|
|
if (targetAttrChanged) {
|
|
push(targetChangedAttrs, attributeName);
|
|
}
|
|
|
|
if (_observeContent) {
|
|
var notOnlyAttrChanged = !isAttributesType;
|
|
var contentAttrChanged = isAttributesType && styleChangingAttrChanged && !targetIsMutationTarget;
|
|
var isNestedTarget = contentAttrChanged && _nestedTargetSelector && is(mutationTarget, _nestedTargetSelector);
|
|
var baseAssertion = isNestedTarget
|
|
? !ignoreTargetChange(mutationTarget, attributeName, oldValue, attributeValue)
|
|
: notOnlyAttrChanged || contentAttrChanged;
|
|
var contentFinalChanged = baseAssertion && !ignoreContentChange(mutation, !!isNestedTarget, target, options);
|
|
push(totalAddedNodes, addedNodes);
|
|
contentChanged = contentChanged || contentFinalChanged;
|
|
childListChanged = childListChanged || isChildListType;
|
|
}
|
|
|
|
targetStyleChanged = targetStyleChanged || (targetAttrChanged && styleChangingAttrChanged);
|
|
});
|
|
|
|
if (childListChanged && !isEmptyArray(totalAddedNodes)) {
|
|
updateEventContentChangeElements(function (selector) {
|
|
return totalAddedNodes.reduce(function (arr, node) {
|
|
push(arr, find(selector, node));
|
|
return is(node, selector) ? push(arr, node) : arr;
|
|
}, []);
|
|
});
|
|
}
|
|
|
|
if (!isEmptyArray(targetChangedAttrs) || targetStyleChanged || contentChanged) {
|
|
callback(targetChangedAttrs, targetStyleChanged, contentChanged);
|
|
}
|
|
};
|
|
|
|
var mutationObserver = new MutationObserverConstructor(observerCallback);
|
|
mutationObserver.observe(target, {
|
|
attributes: true,
|
|
attributeOldValue: true,
|
|
attributeFilter: observedAttributes,
|
|
subtree: _observeContent,
|
|
childList: _observeContent,
|
|
characterData: _observeContent,
|
|
});
|
|
isConnected = true;
|
|
return {
|
|
_disconnect: function _disconnect() {
|
|
if (isConnected) {
|
|
destroyEventContentChange();
|
|
mutationObserver.disconnect();
|
|
isConnected = false;
|
|
}
|
|
},
|
|
_updateEventContentChange: function _updateEventContentChange(newEventContentChange) {
|
|
updateEventContentChange(isConnected && _observeContent && newEventContentChange);
|
|
},
|
|
_update: function _update() {
|
|
if (isConnected) {
|
|
observerCallback(mutationObserver.takeRecords());
|
|
}
|
|
},
|
|
};
|
|
};
|
|
|
|
var normalizeTarget = function normalizeTarget(target) {
|
|
if (isHTMLElement(target)) {
|
|
var isTextarea = is(target, 'textarea');
|
|
|
|
var _host = isTextarea ? createDiv() : target;
|
|
|
|
var _padding = createDiv(classNamePadding);
|
|
|
|
var _viewport = createDiv(classNameViewport);
|
|
|
|
var _content = createDiv(classNameContent);
|
|
|
|
appendChildren(_padding, _viewport);
|
|
appendChildren(_viewport, _content);
|
|
appendChildren(_content, contents(target));
|
|
appendChildren(target, _padding);
|
|
addClass(_host, classNameHost);
|
|
return {
|
|
target: target,
|
|
host: _host,
|
|
padding: _padding,
|
|
viewport: _viewport,
|
|
content: _content,
|
|
};
|
|
}
|
|
|
|
var host = target.host,
|
|
padding = target.padding,
|
|
viewport = target.viewport,
|
|
content = target.content;
|
|
addClass(host, classNameHost);
|
|
addClass(padding, classNamePadding);
|
|
addClass(viewport, classNameViewport);
|
|
addClass(content, classNameContent);
|
|
return target;
|
|
};
|
|
|
|
var OverlayScrollbars = function OverlayScrollbars(target, options, extensions) {
|
|
var osTarget = normalizeTarget(target);
|
|
var lifecycles = [];
|
|
var host = osTarget.host,
|
|
content = osTarget.content;
|
|
push(lifecycles, createStructureLifecycle(osTarget));
|
|
|
|
var onSizeChanged = function onSizeChanged(directionCache) {
|
|
if (directionCache) {
|
|
each(lifecycles, function (lifecycle) {
|
|
lifecycle._onDirectionChanged && lifecycle._onDirectionChanged(directionCache);
|
|
});
|
|
} else {
|
|
each(lifecycles, function (lifecycle) {
|
|
lifecycle._onSizeChanged && lifecycle._onSizeChanged();
|
|
});
|
|
}
|
|
};
|
|
|
|
var onTrinsicChanged = function onTrinsicChanged(widthIntrinsic, heightIntrinsicCache) {
|
|
each(lifecycles, function (lifecycle) {
|
|
lifecycle._onTrinsicChanged && lifecycle._onTrinsicChanged(widthIntrinsic, heightIntrinsicCache);
|
|
});
|
|
};
|
|
|
|
createSizeObserver(host, onSizeChanged, {
|
|
_appear: true,
|
|
_direction: true,
|
|
});
|
|
createTrinsicObserver(host, onTrinsicChanged);
|
|
createDOMObserver(host, function () {
|
|
return null;
|
|
});
|
|
createDOMObserver(
|
|
content,
|
|
function () {
|
|
return null;
|
|
},
|
|
{
|
|
_observeContent: true,
|
|
}
|
|
);
|
|
};
|
|
|
|
var index = function () {
|
|
return [
|
|
getEnvironment(),
|
|
OverlayScrollbars(document.body),
|
|
createDOM(
|
|
'\
|
|
<div class="os-host">\
|
|
<div class="os-resize-observer-host"></div>\
|
|
<div class="os-padding">\
|
|
<div class="os-viewport">\
|
|
<div class="os-content">\
|
|
fdfhdfgh\
|
|
</div>\
|
|
</div>\
|
|
</div>\
|
|
<div class="os-scrollbar os-scrollbar-horizontal">\
|
|
<div class="os-scrollbar-track">\
|
|
<div class="os-scrollbar-handle"></div>\
|
|
</div>\
|
|
</div>\
|
|
<div class="os-scrollbar os-scrollbar-vertical">\
|
|
<div class="os-scrollbar-track">\
|
|
<div class="os-scrollbar-handle"></div>\
|
|
</div>\
|
|
</div>\
|
|
<div class="os-scrollbar-corner"></div>\
|
|
</div>'
|
|
),
|
|
];
|
|
};
|
|
|
|
return index;
|
|
});
|
|
//# sourceMappingURL=overlayscrollbars.js.map
|