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@@ -0,0 +1,5578 @@
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+/*!
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+ * OverlayScrollbars
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+ * https://github.com/KingSora/OverlayScrollbars
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+ *
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+ * Version: 1.13.0
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+ *
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+ * Copyright KingSora | Rene Haas.
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+ * https://github.com/KingSora
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+ *
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+ * Released under the MIT license.
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+ * Date: 02.08.2020
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+ */
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+
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+(function (global, factory) {
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+ if (typeof define === 'function' && define.amd)
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+ define(['jquery'], function (framework) { return factory(global, global.document, undefined, framework); });
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+ else if (typeof module === 'object' && typeof module.exports === 'object')
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+ module.exports = factory(global, global.document, undefined, require('jquery'));
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+ else
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+ factory(global, global.document, undefined, global.jQuery);
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+}(typeof window !== 'undefined' ? window : this,
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+ function (window, document, undefined, framework) {
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+ 'use strict';
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+ var PLUGINNAME = 'OverlayScrollbars';
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+ var TYPES = {
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+ o: 'object',
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+ f: 'function',
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+ a: 'array',
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+ s: 'string',
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+ b: 'boolean',
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+ n: 'number',
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+ u: 'undefined',
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+ z: 'null'
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+ //d : 'date',
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+ //e : 'error',
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+ //r : 'regexp',
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+ //y : 'symbol'
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+ };
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+ var LEXICON = {
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+ c: 'class',
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+ s: 'style',
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+ i: 'id',
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+ l: 'length',
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+ p: 'prototype',
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+ ti: 'tabindex',
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+ oH: 'offsetHeight',
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+ cH: 'clientHeight',
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+ sH: 'scrollHeight',
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+ oW: 'offsetWidth',
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+ cW: 'clientWidth',
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+ sW: 'scrollWidth',
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+ hOP: 'hasOwnProperty',
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+ bCR: 'getBoundingClientRect'
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+ };
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+ var VENDORS = (function () {
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+ //https://developer.mozilla.org/en-US/docs/Glossary/Vendor_Prefix
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+ var jsCache = {};
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+ var cssCache = {};
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+ var cssPrefixes = ['-webkit-', '-moz-', '-o-', '-ms-'];
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+ var jsPrefixes = ['WebKit', 'Moz', 'O', 'MS'];
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+ function firstLetterToUpper(str) {
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+ return str.charAt(0).toUpperCase() + str.slice(1);
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+ }
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+
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+ return {
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+ _cssPrefixes: cssPrefixes,
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+ _jsPrefixes: jsPrefixes,
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+ _cssProperty: function (name) {
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+ var result = cssCache[name];
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+
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+ if (cssCache[LEXICON.hOP](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 = document.createElement('div')[LEXICON.s];
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+ var resultPossibilities;
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+ var i = 0;
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+ var v;
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+ var currVendorWithoutDashes;
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+
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+ for (; i < cssPrefixes.length; i++) {
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+ currVendorWithoutDashes = cssPrefixes[i].replace(/-/g, '');
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+ resultPossibilities = [
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+ name, //transition
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+ cssPrefixes[i] + name, //-webkit-transition
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+ currVendorWithoutDashes + uppercasedName, //webkitTransition
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+ firstLetterToUpper(currVendorWithoutDashes) + uppercasedName //WebkitTransition
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+ ];
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+ for (v = 0; v < resultPossibilities[LEXICON.l]; v++) {
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+ if (elmStyle[resultPossibilities[v]] !== undefined) {
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+ result = resultPossibilities[v];
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+ break;
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+ }
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+ }
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+ }
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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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+ _cssPropertyValue: function (property, values, suffix) {
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+ var name = property + ' ' + values;
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+ var result = cssCache[name];
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+
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+ if (cssCache[LEXICON.hOP](name))
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+ return result;
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+
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+ var dummyStyle = document.createElement('div')[LEXICON.s];
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+ var possbleValues = values.split(' ');
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+ var preparedSuffix = suffix || '';
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+ var i = 0;
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+ var v = -1;
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+ var prop;
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+
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+ for (; i < possbleValues[LEXICON.l]; i++) {
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+ for (; v < VENDORS._cssPrefixes[LEXICON.l]; v++) {
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+ prop = v < 0 ? possbleValues[i] : VENDORS._cssPrefixes[v] + possbleValues[i];
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+ dummyStyle.cssText = property + ':' + prop + preparedSuffix;
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+ if (dummyStyle[LEXICON.l]) {
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+ result = prop;
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+ break;
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+ }
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+ }
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+ }
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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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+ _jsAPI: function (name, isInterface, fallback) {
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+ var i = 0;
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+ var result = jsCache[name];
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+
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+ if (!jsCache[LEXICON.hOP](name)) {
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+ result = window[name];
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+ for (; i < jsPrefixes[LEXICON.l]; i++)
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+ result = result || window[(isInterface ? jsPrefixes[i] : jsPrefixes[i].toLowerCase()) + firstLetterToUpper(name)];
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+ jsCache[name] = result;
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+ }
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+ return result || fallback;
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+ }
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+ }
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+ })();
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+ var COMPATIBILITY = (function () {
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+ function windowSize(x) {
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+ return x ? window.innerWidth || document.documentElement[LEXICON.cW] || document.body[LEXICON.cW] : window.innerHeight || document.documentElement[LEXICON.cH] || document.body[LEXICON.cH];
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+ }
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+ function bind(func, thisObj) {
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+ if (typeof func != TYPES.f) {
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+ throw "Can't bind function!";
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+ // closest thing possible to the ECMAScript 5
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+ // internal IsCallable function
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+ //throw new TypeError('Function.prototype.bind - what is trying to be bound is not callable');
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+ }
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+ var proto = LEXICON.p;
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+ var aArgs = Array[proto].slice.call(arguments, 2);
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+ var fNOP = function () { };
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+ var fBound = function () { return func.apply(this instanceof fNOP ? this : thisObj, aArgs.concat(Array[proto].slice.call(arguments))); };
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+
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+ if (func[proto])
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+ fNOP[proto] = func[proto]; // Function.prototype doesn't have a prototype property
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+ fBound[proto] = new fNOP();
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+
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+ return fBound;
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+ }
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+
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+ return {
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+ /**
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+ * Gets the current window width.
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+ * @returns {Number|number} The current window width in pixel.
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+ */
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+ wW: bind(windowSize, 0, true),
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+
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+ /**
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+ * Gets the current window height.
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+ * @returns {Number|number} The current window height in pixel.
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+ */
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+ wH: bind(windowSize, 0),
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+
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+ /**
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+ * Gets the MutationObserver Object or undefined if not supported.
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+ * @returns {MutationObserver|*|undefined} The MutationsObserver Object or undefined.
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+ */
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+ mO: bind(VENDORS._jsAPI, 0, 'MutationObserver', true),
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+
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+ /**
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+ * Gets the ResizeObserver Object or undefined if not supported.
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+ * @returns {MutationObserver|*|undefined} The ResizeObserver Object or undefined.
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+ */
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+ rO: bind(VENDORS._jsAPI, 0, 'ResizeObserver', true),
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+
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+ /**
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+ * Gets the RequestAnimationFrame method or it's corresponding polyfill.
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+ * @returns {*|Function} The RequestAnimationFrame method or it's corresponding polyfill.
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+ */
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+ rAF: bind(VENDORS._jsAPI, 0, 'requestAnimationFrame', false, function (func) { return window.setTimeout(func, 1000 / 60); }),
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+
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+ /**
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+ * Gets the CancelAnimationFrame method or it's corresponding polyfill.
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+ * @returns {*|Function} The CancelAnimationFrame method or it's corresponding polyfill.
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+ */
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+ cAF: bind(VENDORS._jsAPI, 0, 'cancelAnimationFrame', false, function (id) { return window.clearTimeout(id); }),
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+
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+ /**
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+ * Gets the current time.
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+ * @returns {number} The current time.
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+ */
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+ now: function () {
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+ return Date.now && Date.now() || new Date().getTime();
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+ },
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+
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+ /**
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+ * Stops the propagation of the given event.
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+ * @param event The event of which the propagation shall be stoped.
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+ */
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+ stpP: function (event) {
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+ if (event.stopPropagation)
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+ event.stopPropagation();
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+ else
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+ event.cancelBubble = true;
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+ },
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+
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+ /**
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+ * Prevents the default action of the given event.
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+ * @param event The event of which the default action shall be prevented.
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+ */
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+ prvD: function (event) {
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+ if (event.preventDefault && event.cancelable)
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+ event.preventDefault();
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+ else
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+ event.returnValue = false;
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+ },
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+
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+ /**
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+ * Gets the pageX and pageY values of the given mouse event.
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+ * @param event The mouse event of which the pageX and pageX shall be got.
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+ * @returns {{x: number, y: number}} x = pageX value, y = pageY value.
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+ */
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+ page: function (event) {
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+ event = event.originalEvent || event;
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+
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+ var strPage = 'page';
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+ var strClient = 'client';
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+ var strX = 'X';
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+ var strY = 'Y';
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+ var target = event.target || event.srcElement || document;
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+ var eventDoc = target.ownerDocument || document;
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+ var doc = eventDoc.documentElement;
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+ var body = eventDoc.body;
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+
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+ //if touch event return return pageX/Y of it
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+ if (event.touches !== undefined) {
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+ var touch = event.touches[0];
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+ return {
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+ x: touch[strPage + strX],
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+ y: touch[strPage + strY]
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+ }
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+ }
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+
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+ // Calculate pageX/Y if not native supported
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+ if (!event[strPage + strX] && event[strClient + strX] && event[strClient + strX] != null) {
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+
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+ return {
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+ x: event[strClient + strX] +
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+ (doc && doc.scrollLeft || body && body.scrollLeft || 0) -
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+ (doc && doc.clientLeft || body && body.clientLeft || 0),
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+ y: event[strClient + strY] +
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+ (doc && doc.scrollTop || body && body.scrollTop || 0) -
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+ (doc && doc.clientTop || body && body.clientTop || 0)
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+ }
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+ }
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+ return {
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+ x: event[strPage + strX],
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+ y: event[strPage + strY]
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+ };
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+ },
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+
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+ /**
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+ * Gets the clicked mouse button of the given mouse event.
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+ * @param event The mouse event of which the clicked button shal be got.
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+ * @returns {number} The number of the clicked mouse button. (0 : none | 1 : leftButton | 2 : middleButton | 3 : rightButton)
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+ */
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+ mBtn: function (event) {
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+ var button = event.button;
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+ if (!event.which && button !== undefined)
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+ return (button & 1 ? 1 : (button & 2 ? 3 : (button & 4 ? 2 : 0)));
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+ else
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+ return event.which;
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+ },
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+
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+ /**
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+ * Checks whether a item is in the given array and returns its index.
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+ * @param item The item of which the position in the array shall be determined.
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+ * @param arr The array.
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+ * @returns {number} The zero based index of the item or -1 if the item isn't in the array.
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+ */
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+ inA: function (item, arr) {
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+ for (var i = 0; i < arr[LEXICON.l]; i++)
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+ //Sometiems in IE a "SCRIPT70" Permission denied error occurs if HTML elements in a iFrame are compared
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+ try {
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+ if (arr[i] === item)
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+ return i;
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+ }
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+ catch (e) { }
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+ return -1;
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+ },
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+
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+ /**
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+ * Returns true if the given value is a array.
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+ * @param arr The potential array.
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+ * @returns {boolean} True if the given value is a array, false otherwise.
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+ */
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+ isA: function (arr) {
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+ var def = Array.isArray;
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+ return def ? def(arr) : this.type(arr) == TYPES.a;
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+ },
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+
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+ /**
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+ * Determine the internal JavaScript [[Class]] of the given object.
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+ * @param obj The object of which the type shall be determined.
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+ * @returns {string} The type of the given object.
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+ */
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+ type: function (obj) {
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+ if (obj === undefined)
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+ return obj + '';
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+ if (obj === null)
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+ return obj + '';
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+ return Object[LEXICON.p].toString.call(obj).replace(/^\[object (.+)\]$/, '$1').toLowerCase();
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+ },
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+
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+
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+ bind: bind
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+
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+ /**
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+ * Gets the vendor-prefixed CSS property by the given name.
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+ * For example the given name is "transform" and you're using a old Firefox browser then the returned value would be "-moz-transform".
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+ * If the browser doesn't need a vendor-prefix, then the returned string is the given name.
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+ * If the browser doesn't support the given property name at all (not even with a vendor-prefix) the returned value is null.
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+ * @param propName The unprefixed CSS property name.
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+ * @returns {string|null} The vendor-prefixed CSS property or null if the browser doesn't support the given CSS property.
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+
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+ cssProp: function(propName) {
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+ return VENDORS._cssProperty(propName);
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+ }
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+ */
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+ }
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+ })();
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+
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+ var MATH = Math;
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+ var JQUERY = framework;
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+ var EASING = framework.easing;
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+ var FRAMEWORK = framework;
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+ var INSTANCES = (function () {
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+ var _targets = [];
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+ var _instancePropertyString = '__overlayScrollbars__';
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+
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+ /**
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+ * Register, unregister or get a certain (or all) instances.
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+ * Register: Pass the target and the instance.
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+ * Unregister: Pass the target and null.
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+ * Get Instance: Pass the target from which the instance shall be got.
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+ * Get Targets: Pass no arguments.
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+ * @param target The target to which the instance shall be registered / from which the instance shall be unregistered / the instance shall be got
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+ * @param instance The instance.
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+ * @returns {*|void} Returns the instance from the given target.
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+ */
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+ return function (target, instance) {
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+ var argLen = arguments[LEXICON.l];
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+ if (argLen < 1) {
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+ //return all targets
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+ return _targets;
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+ }
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+ else {
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+ if (instance) {
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+ //register instance
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+ target[_instancePropertyString] = instance;
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+ _targets.push(target);
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+ }
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+ else {
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+ var index = COMPATIBILITY.inA(target, _targets);
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+ if (index > -1) {
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+ if (argLen > 1) {
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+ //unregister instance
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+ delete target[_instancePropertyString];
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+ _targets.splice(index, 1);
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+ }
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+ else {
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+ //get instance from target
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+ return _targets[index][_instancePropertyString];
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+ }
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+ }
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+ }
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+ }
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+ }
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+ })();
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+ var PLUGIN = (function () {
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+ var _plugin;
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+ var _pluginsGlobals;
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+ var _pluginsAutoUpdateLoop;
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+ var _pluginsExtensions = [];
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+ var _pluginsOptions = (function () {
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+ var type = COMPATIBILITY.type;
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+ var possibleTemplateTypes = [
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+ TYPES.b, //boolean
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+ TYPES.n, //number
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+ TYPES.s, //string
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+ TYPES.a, //array
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+ TYPES.o, //object
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+ TYPES.f, //function
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+ TYPES.z //null
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+ ];
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|
|
+ var restrictedStringsSplit = ' ';
|
|
|
+ var restrictedStringsPossibilitiesSplit = ':';
|
|
|
+ var classNameAllowedValues = [TYPES.z, TYPES.s];
|
|
|
+ var numberAllowedValues = TYPES.n;
|
|
|
+ var booleanNullAllowedValues = [TYPES.z, TYPES.b];
|
|
|
+ var booleanTrueTemplate = [true, TYPES.b];
|
|
|
+ var booleanFalseTemplate = [false, TYPES.b];
|
|
|
+ var callbackTemplate = [null, [TYPES.z, TYPES.f]];
|
|
|
+ var updateOnLoadTemplate = [['img'], [TYPES.s, TYPES.a, TYPES.z]];
|
|
|
+ var inheritedAttrsTemplate = [['style', 'class'], [TYPES.s, TYPES.a, TYPES.z]];
|
|
|
+ var resizeAllowedValues = 'n:none b:both h:horizontal v:vertical';
|
|
|
+ var overflowBehaviorAllowedValues = 'v-h:visible-hidden v-s:visible-scroll s:scroll h:hidden';
|
|
|
+ var scrollbarsVisibilityAllowedValues = 'v:visible h:hidden a:auto';
|
|
|
+ var scrollbarsAutoHideAllowedValues = 'n:never s:scroll l:leave m:move';
|
|
|
+ var optionsDefaultsAndTemplate = {
|
|
|
+ className: ['os-theme-dark', classNameAllowedValues], //null || string
|
|
|
+ resize: ['none', resizeAllowedValues], //none || both || horizontal || vertical || n || b || h || v
|
|
|
+ sizeAutoCapable: booleanTrueTemplate, //true || false
|
|
|
+ clipAlways: booleanTrueTemplate, //true || false
|
|
|
+ normalizeRTL: booleanTrueTemplate, //true || false
|
|
|
+ paddingAbsolute: booleanFalseTemplate, //true || false
|
|
|
+ autoUpdate: [null, booleanNullAllowedValues], //true || false || null
|
|
|
+ autoUpdateInterval: [33, numberAllowedValues], //number
|
|
|
+ updateOnLoad: updateOnLoadTemplate, //string || array || null
|
|
|
+ nativeScrollbarsOverlaid: {
|
|
|
+ showNativeScrollbars: booleanFalseTemplate, //true || false
|
|
|
+ initialize: booleanTrueTemplate //true || false
|
|
|
+ },
|
|
|
+ overflowBehavior: {
|
|
|
+ x: ['scroll', overflowBehaviorAllowedValues], //visible-hidden || visible-scroll || hidden || scroll || v-h || v-s || h || s
|
|
|
+ y: ['scroll', overflowBehaviorAllowedValues] //visible-hidden || visible-scroll || hidden || scroll || v-h || v-s || h || s
|
|
|
+ },
|
|
|
+ scrollbars: {
|
|
|
+ visibility: ['auto', scrollbarsVisibilityAllowedValues], //visible || hidden || auto || v || h || a
|
|
|
+ autoHide: ['never', scrollbarsAutoHideAllowedValues], //never || scroll || leave || move || n || s || l || m
|
|
|
+ autoHideDelay: [800, numberAllowedValues], //number
|
|
|
+ dragScrolling: booleanTrueTemplate, //true || false
|
|
|
+ clickScrolling: booleanFalseTemplate, //true || false
|
|
|
+ touchSupport: booleanTrueTemplate, //true || false
|
|
|
+ snapHandle: booleanFalseTemplate //true || false
|
|
|
+ },
|
|
|
+ textarea: {
|
|
|
+ dynWidth: booleanFalseTemplate, //true || false
|
|
|
+ dynHeight: booleanFalseTemplate, //true || false
|
|
|
+ inheritedAttrs: inheritedAttrsTemplate //string || array || null
|
|
|
+ },
|
|
|
+ callbacks: {
|
|
|
+ onInitialized: callbackTemplate, //null || function
|
|
|
+ onInitializationWithdrawn: callbackTemplate, //null || function
|
|
|
+ onDestroyed: callbackTemplate, //null || function
|
|
|
+ onScrollStart: callbackTemplate, //null || function
|
|
|
+ onScroll: callbackTemplate, //null || function
|
|
|
+ onScrollStop: callbackTemplate, //null || function
|
|
|
+ onOverflowChanged: callbackTemplate, //null || function
|
|
|
+ onOverflowAmountChanged: callbackTemplate, //null || function
|
|
|
+ onDirectionChanged: callbackTemplate, //null || function
|
|
|
+ onContentSizeChanged: callbackTemplate, //null || function
|
|
|
+ onHostSizeChanged: callbackTemplate, //null || function
|
|
|
+ onUpdated: callbackTemplate //null || function
|
|
|
+ }
|
|
|
+ };
|
|
|
+ var convert = function (template) {
|
|
|
+ var recursive = function (obj) {
|
|
|
+ var key;
|
|
|
+ var val;
|
|
|
+ var valType;
|
|
|
+ for (key in obj) {
|
|
|
+ if (!obj[LEXICON.hOP](key))
|
|
|
+ continue;
|
|
|
+ val = obj[key];
|
|
|
+ valType = type(val);
|
|
|
+ if (valType == TYPES.a)
|
|
|
+ obj[key] = val[template ? 1 : 0];
|
|
|
+ else if (valType == TYPES.o)
|
|
|
+ obj[key] = recursive(val);
|
|
|
+ }
|
|
|
+ return obj;
|
|
|
+ };
|
|
|
+ return recursive(FRAMEWORK.extend(true, {}, optionsDefaultsAndTemplate));
|
|
|
+ };
|
|
|
+
|
|
|
+ return {
|
|
|
+ _defaults: convert(),
|
|
|
+
|
|
|
+ _template: convert(true),
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Validates the passed object by the passed template.
|
|
|
+ * @param obj The object which shall be validated.
|
|
|
+ * @param template The template which defines the allowed values and types.
|
|
|
+ * @param writeErrors True if errors shall be logged to the console.
|
|
|
+ * @param diffObj If a object is passed then only valid differences to this object will be returned.
|
|
|
+ * @returns {{}} A object which contains two objects called "default" and "prepared" which contains only the valid properties of the passed original object and discards not different values compared to the passed diffObj.
|
|
|
+ */
|
|
|
+ _validate: function (obj, template, writeErrors, diffObj) {
|
|
|
+ var validatedOptions = {};
|
|
|
+ var validatedOptionsPrepared = {};
|
|
|
+ var objectCopy = FRAMEWORK.extend(true, {}, obj);
|
|
|
+ var inArray = FRAMEWORK.inArray;
|
|
|
+ var isEmptyObj = FRAMEWORK.isEmptyObject;
|
|
|
+ var checkObjectProps = function (data, template, diffData, validatedOptions, validatedOptionsPrepared, prevPropName) {
|
|
|
+ for (var prop in template) {
|
|
|
+ if (template[LEXICON.hOP](prop) && data[LEXICON.hOP](prop)) {
|
|
|
+ var isValid = false;
|
|
|
+ var isDiff = false;
|
|
|
+ var templateValue = template[prop];
|
|
|
+ var templateValueType = type(templateValue);
|
|
|
+ var templateIsComplex = templateValueType == TYPES.o;
|
|
|
+ var templateTypes = !COMPATIBILITY.isA(templateValue) ? [templateValue] : templateValue;
|
|
|
+ var dataDiffValue = diffData[prop];
|
|
|
+ var dataValue = data[prop];
|
|
|
+ var dataValueType = type(dataValue);
|
|
|
+ var propPrefix = prevPropName ? prevPropName + '.' : '';
|
|
|
+ var error = "The option \"" + propPrefix + prop + "\" wasn't set, because";
|
|
|
+ var errorPossibleTypes = [];
|
|
|
+ var errorRestrictedStrings = [];
|
|
|
+ var restrictedStringValuesSplit;
|
|
|
+ var restrictedStringValuesPossibilitiesSplit;
|
|
|
+ var isRestrictedValue;
|
|
|
+ var mainPossibility;
|
|
|
+ var currType;
|
|
|
+ var i;
|
|
|
+ var v;
|
|
|
+ var j;
|
|
|
+
|
|
|
+ dataDiffValue = dataDiffValue === undefined ? {} : dataDiffValue;
|
|
|
+
|
|
|
+ //if the template has a object as value, it means that the options are complex (verschachtelt)
|
|
|
+ if (templateIsComplex && dataValueType == TYPES.o) {
|
|
|
+ validatedOptions[prop] = {};
|
|
|
+ validatedOptionsPrepared[prop] = {};
|
|
|
+ checkObjectProps(dataValue, templateValue, dataDiffValue, validatedOptions[prop], validatedOptionsPrepared[prop], propPrefix + prop);
|
|
|
+ FRAMEWORK.each([data, validatedOptions, validatedOptionsPrepared], function (index, value) {
|
|
|
+ if (isEmptyObj(value[prop])) {
|
|
|
+ delete value[prop];
|
|
|
+ }
|
|
|
+ });
|
|
|
+ }
|
|
|
+ else if (!templateIsComplex) {
|
|
|
+ for (i = 0; i < templateTypes[LEXICON.l]; i++) {
|
|
|
+ currType = templateTypes[i];
|
|
|
+ templateValueType = type(currType);
|
|
|
+ //if currtype is string and starts with restrictedStringPrefix and end with restrictedStringSuffix
|
|
|
+ isRestrictedValue = templateValueType == TYPES.s && inArray(currType, possibleTemplateTypes) === -1;
|
|
|
+ if (isRestrictedValue) {
|
|
|
+ errorPossibleTypes.push(TYPES.s);
|
|
|
+
|
|
|
+ //split it into a array which contains all possible values for example: ["y:yes", "n:no", "m:maybe"]
|
|
|
+ restrictedStringValuesSplit = currType.split(restrictedStringsSplit);
|
|
|
+ errorRestrictedStrings = errorRestrictedStrings.concat(restrictedStringValuesSplit);
|
|
|
+ for (v = 0; v < restrictedStringValuesSplit[LEXICON.l]; v++) {
|
|
|
+ //split the possible values into their possibiliteis for example: ["y", "yes"] -> the first is always the mainPossibility
|
|
|
+ restrictedStringValuesPossibilitiesSplit = restrictedStringValuesSplit[v].split(restrictedStringsPossibilitiesSplit);
|
|
|
+ mainPossibility = restrictedStringValuesPossibilitiesSplit[0];
|
|
|
+ for (j = 0; j < restrictedStringValuesPossibilitiesSplit[LEXICON.l]; j++) {
|
|
|
+ //if any possibility matches with the dataValue, its valid
|
|
|
+ if (dataValue === restrictedStringValuesPossibilitiesSplit[j]) {
|
|
|
+ isValid = true;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (isValid)
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ errorPossibleTypes.push(currType);
|
|
|
+
|
|
|
+ if (dataValueType === currType) {
|
|
|
+ isValid = true;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ if (isValid) {
|
|
|
+ isDiff = dataValue !== dataDiffValue;
|
|
|
+
|
|
|
+ if (isDiff)
|
|
|
+ validatedOptions[prop] = dataValue;
|
|
|
+
|
|
|
+ if (isRestrictedValue ? inArray(dataDiffValue, restrictedStringValuesPossibilitiesSplit) < 0 : isDiff)
|
|
|
+ validatedOptionsPrepared[prop] = isRestrictedValue ? mainPossibility : dataValue;
|
|
|
+ }
|
|
|
+ else if (writeErrors) {
|
|
|
+ console.warn(error + " it doesn't accept the type [ " + dataValueType.toUpperCase() + " ] with the value of \"" + dataValue + "\".\r\n" +
|
|
|
+ "Accepted types are: [ " + errorPossibleTypes.join(', ').toUpperCase() + " ]." +
|
|
|
+ (errorRestrictedStrings[length] > 0 ? "\r\nValid strings are: [ " + errorRestrictedStrings.join(', ').split(restrictedStringsPossibilitiesSplit).join(', ') + " ]." : ''));
|
|
|
+ }
|
|
|
+ delete data[prop];
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ };
|
|
|
+ checkObjectProps(objectCopy, template, diffObj || {}, validatedOptions, validatedOptionsPrepared);
|
|
|
+
|
|
|
+ //add values which aren't specified in the template to the finished validated object to prevent them from being discarded
|
|
|
+ /*
|
|
|
+ if(keepForeignProps) {
|
|
|
+ FRAMEWORK.extend(true, validatedOptions, objectCopy);
|
|
|
+ FRAMEWORK.extend(true, validatedOptionsPrepared, objectCopy);
|
|
|
+ }
|
|
|
+ */
|
|
|
+
|
|
|
+ if (!isEmptyObj(objectCopy) && writeErrors)
|
|
|
+ console.warn('The following options are discarded due to invalidity:\r\n' + window.JSON.stringify(objectCopy, null, 2));
|
|
|
+
|
|
|
+ return {
|
|
|
+ _default: validatedOptions,
|
|
|
+ _prepared: validatedOptionsPrepared
|
|
|
+ };
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }());
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Initializes the object which contains global information about the plugin and each instance of it.
|
|
|
+ */
|
|
|
+ function initOverlayScrollbarsStatics() {
|
|
|
+ if (!_pluginsGlobals)
|
|
|
+ _pluginsGlobals = new OverlayScrollbarsGlobals(_pluginsOptions._defaults);
|
|
|
+ if (!_pluginsAutoUpdateLoop)
|
|
|
+ _pluginsAutoUpdateLoop = new OverlayScrollbarsAutoUpdateLoop(_pluginsGlobals);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * The global object for the OverlayScrollbars objects. It contains resources which every OverlayScrollbars object needs. This object is initialized only once: if the first OverlayScrollbars object gets initialized.
|
|
|
+ * @param defaultOptions
|
|
|
+ * @constructor
|
|
|
+ */
|
|
|
+ function OverlayScrollbarsGlobals(defaultOptions) {
|
|
|
+ var _base = this;
|
|
|
+ var strOverflow = 'overflow';
|
|
|
+ var strHidden = 'hidden';
|
|
|
+ var strScroll = 'scroll';
|
|
|
+ var bodyElement = FRAMEWORK('body');
|
|
|
+ var scrollbarDummyElement = FRAMEWORK('<div id="os-dummy-scrollbar-size"><div></div></div>');
|
|
|
+ var scrollbarDummyElement0 = scrollbarDummyElement[0];
|
|
|
+ var dummyContainerChild = FRAMEWORK(scrollbarDummyElement.children('div').eq(0));
|
|
|
+
|
|
|
+ bodyElement.append(scrollbarDummyElement);
|
|
|
+ scrollbarDummyElement.hide().show(); //fix IE8 bug (incorrect measuring)
|
|
|
+
|
|
|
+ var nativeScrollbarSize = calcNativeScrollbarSize(scrollbarDummyElement0);
|
|
|
+ var nativeScrollbarIsOverlaid = {
|
|
|
+ x: nativeScrollbarSize.x === 0,
|
|
|
+ y: nativeScrollbarSize.y === 0
|
|
|
+ };
|
|
|
+ var msie = (function () {
|
|
|
+ var ua = window.navigator.userAgent;
|
|
|
+ var strIndexOf = 'indexOf';
|
|
|
+ var strSubString = 'substring';
|
|
|
+ var msie = ua[strIndexOf]('MSIE ');
|
|
|
+ var trident = ua[strIndexOf]('Trident/');
|
|
|
+ var edge = ua[strIndexOf]('Edge/');
|
|
|
+ var rv = ua[strIndexOf]('rv:');
|
|
|
+ var result;
|
|
|
+ var parseIntFunc = parseInt;
|
|
|
+
|
|
|
+ // IE 10 or older => return version number
|
|
|
+ if (msie > 0)
|
|
|
+ result = parseIntFunc(ua[strSubString](msie + 5, ua[strIndexOf]('.', msie)), 10);
|
|
|
+
|
|
|
+ // IE 11 => return version number
|
|
|
+ else if (trident > 0)
|
|
|
+ result = parseIntFunc(ua[strSubString](rv + 3, ua[strIndexOf]('.', rv)), 10);
|
|
|
+
|
|
|
+ // Edge (IE 12+) => return version number
|
|
|
+ else if (edge > 0)
|
|
|
+ result = parseIntFunc(ua[strSubString](edge + 5, ua[strIndexOf]('.', edge)), 10);
|
|
|
+
|
|
|
+ // other browser
|
|
|
+ return result;
|
|
|
+ })();
|
|
|
+
|
|
|
+ FRAMEWORK.extend(_base, {
|
|
|
+ defaultOptions: defaultOptions,
|
|
|
+ msie: msie,
|
|
|
+ autoUpdateLoop: false,
|
|
|
+ autoUpdateRecommended: !COMPATIBILITY.mO(),
|
|
|
+ nativeScrollbarSize: nativeScrollbarSize,
|
|
|
+ nativeScrollbarIsOverlaid: nativeScrollbarIsOverlaid,
|
|
|
+ nativeScrollbarStyling: (function () {
|
|
|
+ var result = false;
|
|
|
+ scrollbarDummyElement.addClass('os-viewport-native-scrollbars-invisible');
|
|
|
+ try {
|
|
|
+ result = (scrollbarDummyElement.css('scrollbar-width') === 'none' && (msie > 9 || !msie)) || window.getComputedStyle(scrollbarDummyElement0, '::-webkit-scrollbar').getPropertyValue('display') === 'none';
|
|
|
+ } catch (ex) { }
|
|
|
+
|
|
|
+ //fix opera bug: scrollbar styles will only appear if overflow value is scroll or auto during the activation of the style.
|
|
|
+ //and set overflow to scroll
|
|
|
+ //scrollbarDummyElement.css(strOverflow, strHidden).hide().css(strOverflow, strScroll).show();
|
|
|
+ //return (scrollbarDummyElement0[LEXICON.oH] - scrollbarDummyElement0[LEXICON.cH]) === 0 && (scrollbarDummyElement0[LEXICON.oW] - scrollbarDummyElement0[LEXICON.cW]) === 0;
|
|
|
+
|
|
|
+ return result;
|
|
|
+ })(),
|
|
|
+ overlayScrollbarDummySize: { x: 30, y: 30 },
|
|
|
+ cssCalc: VENDORS._cssPropertyValue('width', 'calc', '(1px)') || null,
|
|
|
+ restrictedMeasuring: (function () {
|
|
|
+ //https://bugzilla.mozilla.org/show_bug.cgi?id=1439305
|
|
|
+ //since 1.11.0 always false -> fixed via CSS (hopefully)
|
|
|
+ scrollbarDummyElement.css(strOverflow, strHidden);
|
|
|
+ var scrollSize = {
|
|
|
+ w: scrollbarDummyElement0[LEXICON.sW],
|
|
|
+ h: scrollbarDummyElement0[LEXICON.sH]
|
|
|
+ };
|
|
|
+ scrollbarDummyElement.css(strOverflow, 'visible');
|
|
|
+ var scrollSize2 = {
|
|
|
+ w: scrollbarDummyElement0[LEXICON.sW],
|
|
|
+ h: scrollbarDummyElement0[LEXICON.sH]
|
|
|
+ };
|
|
|
+ return (scrollSize.w - scrollSize2.w) !== 0 || (scrollSize.h - scrollSize2.h) !== 0;
|
|
|
+ })(),
|
|
|
+ rtlScrollBehavior: (function () {
|
|
|
+ scrollbarDummyElement.css({ 'overflow-y': strHidden, 'overflow-x': strScroll, 'direction': 'rtl' }).scrollLeft(0);
|
|
|
+ var dummyContainerOffset = scrollbarDummyElement.offset();
|
|
|
+ var dummyContainerChildOffset = dummyContainerChild.offset();
|
|
|
+ //https://github.com/KingSora/OverlayScrollbars/issues/187
|
|
|
+ scrollbarDummyElement.scrollLeft(-999);
|
|
|
+ var dummyContainerChildOffsetAfterScroll = dummyContainerChild.offset();
|
|
|
+ return {
|
|
|
+ //origin direction = determines if the zero scroll position is on the left or right side
|
|
|
+ //'i' means 'invert' (i === true means that the axis must be inverted to be correct)
|
|
|
+ //true = on the left side
|
|
|
+ //false = on the right side
|
|
|
+ i: dummyContainerOffset.left === dummyContainerChildOffset.left,
|
|
|
+ //negative = determines if the maximum scroll is positive or negative
|
|
|
+ //'n' means 'negate' (n === true means that the axis must be negated to be correct)
|
|
|
+ //true = negative
|
|
|
+ //false = positive
|
|
|
+ n: dummyContainerChildOffset.left !== dummyContainerChildOffsetAfterScroll.left
|
|
|
+ };
|
|
|
+ })(),
|
|
|
+ supportTransform: !!VENDORS._cssProperty('transform'),
|
|
|
+ supportTransition: !!VENDORS._cssProperty('transition'),
|
|
|
+ supportPassiveEvents: (function () {
|
|
|
+ var supportsPassive = false;
|
|
|
+ try {
|
|
|
+ window.addEventListener('test', null, Object.defineProperty({}, 'passive', {
|
|
|
+ get: function () {
|
|
|
+ supportsPassive = true;
|
|
|
+ }
|
|
|
+ }));
|
|
|
+ } catch (e) { }
|
|
|
+ return supportsPassive;
|
|
|
+ })(),
|
|
|
+ supportResizeObserver: !!COMPATIBILITY.rO(),
|
|
|
+ supportMutationObserver: !!COMPATIBILITY.mO()
|
|
|
+ });
|
|
|
+
|
|
|
+ scrollbarDummyElement.removeAttr(LEXICON.s).remove();
|
|
|
+
|
|
|
+ //Catch zoom event:
|
|
|
+ (function () {
|
|
|
+ if (nativeScrollbarIsOverlaid.x && nativeScrollbarIsOverlaid.y)
|
|
|
+ return;
|
|
|
+
|
|
|
+ var abs = MATH.abs;
|
|
|
+ var windowWidth = COMPATIBILITY.wW();
|
|
|
+ var windowHeight = COMPATIBILITY.wH();
|
|
|
+ var windowDpr = getWindowDPR();
|
|
|
+ var onResize = function () {
|
|
|
+ if (INSTANCES().length > 0) {
|
|
|
+ var newW = COMPATIBILITY.wW();
|
|
|
+ var newH = COMPATIBILITY.wH();
|
|
|
+ var deltaW = newW - windowWidth;
|
|
|
+ var deltaH = newH - windowHeight;
|
|
|
+
|
|
|
+ if (deltaW === 0 && deltaH === 0)
|
|
|
+ return;
|
|
|
+
|
|
|
+ var deltaWRatio = MATH.round(newW / (windowWidth / 100.0));
|
|
|
+ var deltaHRatio = MATH.round(newH / (windowHeight / 100.0));
|
|
|
+ var absDeltaW = abs(deltaW);
|
|
|
+ var absDeltaH = abs(deltaH);
|
|
|
+ var absDeltaWRatio = abs(deltaWRatio);
|
|
|
+ var absDeltaHRatio = abs(deltaHRatio);
|
|
|
+ var newDPR = getWindowDPR();
|
|
|
+
|
|
|
+ var deltaIsBigger = absDeltaW > 2 && absDeltaH > 2;
|
|
|
+ var difference = !differenceIsBiggerThanOne(absDeltaWRatio, absDeltaHRatio);
|
|
|
+ var dprChanged = newDPR !== windowDpr && windowDpr > 0;
|
|
|
+ var isZoom = deltaIsBigger && difference && dprChanged;
|
|
|
+ var oldScrollbarSize = _base.nativeScrollbarSize;
|
|
|
+ var newScrollbarSize;
|
|
|
+
|
|
|
+ if (isZoom) {
|
|
|
+ bodyElement.append(scrollbarDummyElement);
|
|
|
+ newScrollbarSize = _base.nativeScrollbarSize = calcNativeScrollbarSize(scrollbarDummyElement[0]);
|
|
|
+ scrollbarDummyElement.remove();
|
|
|
+ if (oldScrollbarSize.x !== newScrollbarSize.x || oldScrollbarSize.y !== newScrollbarSize.y) {
|
|
|
+ FRAMEWORK.each(INSTANCES(), function () {
|
|
|
+ if (INSTANCES(this))
|
|
|
+ INSTANCES(this).update('zoom');
|
|
|
+ });
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ windowWidth = newW;
|
|
|
+ windowHeight = newH;
|
|
|
+ windowDpr = newDPR;
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ function differenceIsBiggerThanOne(valOne, valTwo) {
|
|
|
+ var absValOne = abs(valOne);
|
|
|
+ var absValTwo = abs(valTwo);
|
|
|
+ return !(absValOne === absValTwo || absValOne + 1 === absValTwo || absValOne - 1 === absValTwo);
|
|
|
+ }
|
|
|
+
|
|
|
+ function getWindowDPR() {
|
|
|
+ var dDPI = window.screen.deviceXDPI || 0;
|
|
|
+ var sDPI = window.screen.logicalXDPI || 1;
|
|
|
+ return window.devicePixelRatio || (dDPI / sDPI);
|
|
|
+ }
|
|
|
+
|
|
|
+ FRAMEWORK(window).on('resize', onResize);
|
|
|
+ })();
|
|
|
+
|
|
|
+ function calcNativeScrollbarSize(measureElement) {
|
|
|
+ return {
|
|
|
+ x: measureElement[LEXICON.oH] - measureElement[LEXICON.cH],
|
|
|
+ y: measureElement[LEXICON.oW] - measureElement[LEXICON.cW]
|
|
|
+ };
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * The object which manages the auto update loop for all OverlayScrollbars objects. This object is initialized only once: if the first OverlayScrollbars object gets initialized.
|
|
|
+ * @constructor
|
|
|
+ */
|
|
|
+ function OverlayScrollbarsAutoUpdateLoop(globals) {
|
|
|
+ var _base = this;
|
|
|
+ var _inArray = FRAMEWORK.inArray;
|
|
|
+ var _getNow = COMPATIBILITY.now;
|
|
|
+ var _strAutoUpdate = 'autoUpdate';
|
|
|
+ var _strAutoUpdateInterval = _strAutoUpdate + 'Interval';
|
|
|
+ var _strLength = LEXICON.l;
|
|
|
+ var _loopingInstances = [];
|
|
|
+ var _loopingInstancesIntervalCache = [];
|
|
|
+ var _loopIsActive = false;
|
|
|
+ var _loopIntervalDefault = 33;
|
|
|
+ var _loopInterval = _loopIntervalDefault;
|
|
|
+ var _loopTimeOld = _getNow();
|
|
|
+ var _loopID;
|
|
|
+
|
|
|
+
|
|
|
+ /**
|
|
|
+ * The auto update loop which will run every 50 milliseconds or less if the update interval of a instance is lower than 50 milliseconds.
|
|
|
+ */
|
|
|
+ var loop = function () {
|
|
|
+ if (_loopingInstances[_strLength] > 0 && _loopIsActive) {
|
|
|
+ _loopID = COMPATIBILITY.rAF()(function () {
|
|
|
+ loop();
|
|
|
+ });
|
|
|
+ var timeNew = _getNow();
|
|
|
+ var timeDelta = timeNew - _loopTimeOld;
|
|
|
+ var lowestInterval;
|
|
|
+ var instance;
|
|
|
+ var instanceOptions;
|
|
|
+ var instanceAutoUpdateAllowed;
|
|
|
+ var instanceAutoUpdateInterval;
|
|
|
+ var now;
|
|
|
+
|
|
|
+ if (timeDelta > _loopInterval) {
|
|
|
+ _loopTimeOld = timeNew - (timeDelta % _loopInterval);
|
|
|
+ lowestInterval = _loopIntervalDefault;
|
|
|
+ for (var i = 0; i < _loopingInstances[_strLength]; i++) {
|
|
|
+ instance = _loopingInstances[i];
|
|
|
+ if (instance !== undefined) {
|
|
|
+ instanceOptions = instance.options();
|
|
|
+ instanceAutoUpdateAllowed = instanceOptions[_strAutoUpdate];
|
|
|
+ instanceAutoUpdateInterval = MATH.max(1, instanceOptions[_strAutoUpdateInterval]);
|
|
|
+ now = _getNow();
|
|
|
+
|
|
|
+ if ((instanceAutoUpdateAllowed === true || instanceAutoUpdateAllowed === null) && (now - _loopingInstancesIntervalCache[i]) > instanceAutoUpdateInterval) {
|
|
|
+ instance.update('auto');
|
|
|
+ _loopingInstancesIntervalCache[i] = new Date(now += instanceAutoUpdateInterval);
|
|
|
+ }
|
|
|
+
|
|
|
+ lowestInterval = MATH.max(1, MATH.min(lowestInterval, instanceAutoUpdateInterval));
|
|
|
+ }
|
|
|
+ }
|
|
|
+ _loopInterval = lowestInterval;
|
|
|
+ }
|
|
|
+ } else {
|
|
|
+ _loopInterval = _loopIntervalDefault;
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Add OverlayScrollbars instance to the auto update loop. Only successful if the instance isn't already added.
|
|
|
+ * @param instance The instance which shall be updated in a loop automatically.
|
|
|
+ */
|
|
|
+ _base.add = function (instance) {
|
|
|
+ if (_inArray(instance, _loopingInstances) === -1) {
|
|
|
+ _loopingInstances.push(instance);
|
|
|
+ _loopingInstancesIntervalCache.push(_getNow());
|
|
|
+ if (_loopingInstances[_strLength] > 0 && !_loopIsActive) {
|
|
|
+ _loopIsActive = true;
|
|
|
+ globals.autoUpdateLoop = _loopIsActive;
|
|
|
+ loop();
|
|
|
+ }
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Remove OverlayScrollbars instance from the auto update loop. Only successful if the instance was added before.
|
|
|
+ * @param instance The instance which shall be updated in a loop automatically.
|
|
|
+ */
|
|
|
+ _base.remove = function (instance) {
|
|
|
+ var index = _inArray(instance, _loopingInstances);
|
|
|
+ if (index > -1) {
|
|
|
+ //remove from loopingInstances list
|
|
|
+ _loopingInstancesIntervalCache.splice(index, 1);
|
|
|
+ _loopingInstances.splice(index, 1);
|
|
|
+
|
|
|
+ //correct update loop behavior
|
|
|
+ if (_loopingInstances[_strLength] === 0 && _loopIsActive) {
|
|
|
+ _loopIsActive = false;
|
|
|
+ globals.autoUpdateLoop = _loopIsActive;
|
|
|
+ if (_loopID !== undefined) {
|
|
|
+ COMPATIBILITY.cAF()(_loopID);
|
|
|
+ _loopID = -1;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ };
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * A object which manages the scrollbars visibility of the target element.
|
|
|
+ * @param pluginTargetElement The element from which the scrollbars shall be hidden.
|
|
|
+ * @param options The custom options.
|
|
|
+ * @param extensions The custom extensions.
|
|
|
+ * @param globals
|
|
|
+ * @param autoUpdateLoop
|
|
|
+ * @returns {*}
|
|
|
+ * @constructor
|
|
|
+ */
|
|
|
+ function OverlayScrollbarsInstance(pluginTargetElement, options, extensions, globals, autoUpdateLoop) {
|
|
|
+ //shortcuts
|
|
|
+ var type = COMPATIBILITY.type;
|
|
|
+ var inArray = FRAMEWORK.inArray;
|
|
|
+ var each = FRAMEWORK.each;
|
|
|
+
|
|
|
+ //make correct instanceof
|
|
|
+ var _base = new _plugin();
|
|
|
+ var _frameworkProto = FRAMEWORK[LEXICON.p];
|
|
|
+
|
|
|
+ //if passed element is no HTML element: skip and return
|
|
|
+ if (!isHTMLElement(pluginTargetElement))
|
|
|
+ return;
|
|
|
+
|
|
|
+ //if passed element is already initialized: set passed options if there are any and return its instance
|
|
|
+ if (INSTANCES(pluginTargetElement)) {
|
|
|
+ var inst = INSTANCES(pluginTargetElement);
|
|
|
+ inst.options(options);
|
|
|
+ return inst;
|
|
|
+ }
|
|
|
+
|
|
|
+ //globals:
|
|
|
+ var _nativeScrollbarIsOverlaid;
|
|
|
+ var _overlayScrollbarDummySize;
|
|
|
+ var _rtlScrollBehavior;
|
|
|
+ var _autoUpdateRecommended;
|
|
|
+ var _msieVersion;
|
|
|
+ var _nativeScrollbarStyling;
|
|
|
+ var _cssCalc;
|
|
|
+ var _nativeScrollbarSize;
|
|
|
+ var _supportTransition;
|
|
|
+ var _supportTransform;
|
|
|
+ var _supportPassiveEvents;
|
|
|
+ var _supportResizeObserver;
|
|
|
+ var _supportMutationObserver;
|
|
|
+ var _restrictedMeasuring;
|
|
|
+
|
|
|
+ //general readonly:
|
|
|
+ var _initialized;
|
|
|
+ var _destroyed;
|
|
|
+ var _isTextarea;
|
|
|
+ var _isBody;
|
|
|
+ var _documentMixed;
|
|
|
+ var _domExists;
|
|
|
+
|
|
|
+ //general:
|
|
|
+ var _isBorderBox;
|
|
|
+ var _sizeAutoObserverAdded;
|
|
|
+ var _paddingX;
|
|
|
+ var _paddingY;
|
|
|
+ var _borderX;
|
|
|
+ var _borderY;
|
|
|
+ var _marginX;
|
|
|
+ var _marginY;
|
|
|
+ var _isRTL;
|
|
|
+ var _sleeping;
|
|
|
+ var _contentBorderSize = {};
|
|
|
+ var _scrollHorizontalInfo = {};
|
|
|
+ var _scrollVerticalInfo = {};
|
|
|
+ var _viewportSize = {};
|
|
|
+ var _nativeScrollbarMinSize = {};
|
|
|
+
|
|
|
+ //naming:
|
|
|
+ var _strMinusHidden = '-hidden';
|
|
|
+ var _strMarginMinus = 'margin-';
|
|
|
+ var _strPaddingMinus = 'padding-';
|
|
|
+ var _strBorderMinus = 'border-';
|
|
|
+ var _strTop = 'top';
|
|
|
+ var _strRight = 'right';
|
|
|
+ var _strBottom = 'bottom';
|
|
|
+ var _strLeft = 'left';
|
|
|
+ var _strMinMinus = 'min-';
|
|
|
+ var _strMaxMinus = 'max-';
|
|
|
+ var _strWidth = 'width';
|
|
|
+ var _strHeight = 'height';
|
|
|
+ var _strFloat = 'float';
|
|
|
+ var _strEmpty = '';
|
|
|
+ var _strAuto = 'auto';
|
|
|
+ var _strSync = 'sync';
|
|
|
+ var _strScroll = 'scroll';
|
|
|
+ var _strHundredPercent = '100%';
|
|
|
+ var _strX = 'x';
|
|
|
+ var _strY = 'y';
|
|
|
+ var _strDot = '.';
|
|
|
+ var _strSpace = ' ';
|
|
|
+ var _strScrollbar = 'scrollbar';
|
|
|
+ var _strMinusHorizontal = '-horizontal';
|
|
|
+ var _strMinusVertical = '-vertical';
|
|
|
+ var _strScrollLeft = _strScroll + 'Left';
|
|
|
+ var _strScrollTop = _strScroll + 'Top';
|
|
|
+ var _strMouseTouchDownEvent = 'mousedown touchstart';
|
|
|
+ var _strMouseTouchUpEvent = 'mouseup touchend touchcancel';
|
|
|
+ var _strMouseTouchMoveEvent = 'mousemove touchmove';
|
|
|
+ var _strMouseEnter = 'mouseenter';
|
|
|
+ var _strMouseLeave = 'mouseleave';
|
|
|
+ var _strKeyDownEvent = 'keydown';
|
|
|
+ var _strKeyUpEvent = 'keyup';
|
|
|
+ var _strSelectStartEvent = 'selectstart';
|
|
|
+ var _strTransitionEndEvent = 'transitionend webkitTransitionEnd oTransitionEnd';
|
|
|
+ var _strResizeObserverProperty = '__overlayScrollbarsRO__';
|
|
|
+
|
|
|
+ //class names:
|
|
|
+ var _cassNamesPrefix = 'os-';
|
|
|
+ var _classNameHTMLElement = _cassNamesPrefix + 'html';
|
|
|
+ var _classNameHostElement = _cassNamesPrefix + 'host';
|
|
|
+ var _classNameHostElementForeign = _classNameHostElement + '-foreign';
|
|
|
+ var _classNameHostTextareaElement = _classNameHostElement + '-textarea';
|
|
|
+ var _classNameHostScrollbarHorizontalHidden = _classNameHostElement + '-' + _strScrollbar + _strMinusHorizontal + _strMinusHidden;
|
|
|
+ var _classNameHostScrollbarVerticalHidden = _classNameHostElement + '-' + _strScrollbar + _strMinusVertical + _strMinusHidden;
|
|
|
+ var _classNameHostTransition = _classNameHostElement + '-transition';
|
|
|
+ var _classNameHostRTL = _classNameHostElement + '-rtl';
|
|
|
+ var _classNameHostResizeDisabled = _classNameHostElement + '-resize-disabled';
|
|
|
+ var _classNameHostScrolling = _classNameHostElement + '-scrolling';
|
|
|
+ var _classNameHostOverflow = _classNameHostElement + '-overflow';
|
|
|
+ var _classNameHostOverflow = _classNameHostElement + '-overflow';
|
|
|
+ var _classNameHostOverflowX = _classNameHostOverflow + '-x';
|
|
|
+ var _classNameHostOverflowY = _classNameHostOverflow + '-y';
|
|
|
+ var _classNameTextareaElement = _cassNamesPrefix + 'textarea';
|
|
|
+ var _classNameTextareaCoverElement = _classNameTextareaElement + '-cover';
|
|
|
+ var _classNamePaddingElement = _cassNamesPrefix + 'padding';
|
|
|
+ var _classNameViewportElement = _cassNamesPrefix + 'viewport';
|
|
|
+ var _classNameViewportNativeScrollbarsInvisible = _classNameViewportElement + '-native-scrollbars-invisible';
|
|
|
+ var _classNameViewportNativeScrollbarsOverlaid = _classNameViewportElement + '-native-scrollbars-overlaid';
|
|
|
+ var _classNameContentElement = _cassNamesPrefix + 'content';
|
|
|
+ var _classNameContentArrangeElement = _cassNamesPrefix + 'content-arrange';
|
|
|
+ var _classNameContentGlueElement = _cassNamesPrefix + 'content-glue';
|
|
|
+ var _classNameSizeAutoObserverElement = _cassNamesPrefix + 'size-auto-observer';
|
|
|
+ var _classNameResizeObserverElement = _cassNamesPrefix + 'resize-observer';
|
|
|
+ var _classNameResizeObserverItemElement = _cassNamesPrefix + 'resize-observer-item';
|
|
|
+ var _classNameResizeObserverItemFinalElement = _classNameResizeObserverItemElement + '-final';
|
|
|
+ var _classNameTextInherit = _cassNamesPrefix + 'text-inherit';
|
|
|
+ var _classNameScrollbar = _cassNamesPrefix + _strScrollbar;
|
|
|
+ var _classNameScrollbarTrack = _classNameScrollbar + '-track';
|
|
|
+ var _classNameScrollbarTrackOff = _classNameScrollbarTrack + '-off';
|
|
|
+ var _classNameScrollbarHandle = _classNameScrollbar + '-handle';
|
|
|
+ var _classNameScrollbarHandleOff = _classNameScrollbarHandle + '-off';
|
|
|
+ var _classNameScrollbarUnusable = _classNameScrollbar + '-unusable';
|
|
|
+ var _classNameScrollbarAutoHidden = _classNameScrollbar + '-' + _strAuto + _strMinusHidden;
|
|
|
+ var _classNameScrollbarCorner = _classNameScrollbar + '-corner';
|
|
|
+ var _classNameScrollbarCornerResize = _classNameScrollbarCorner + '-resize';
|
|
|
+ var _classNameScrollbarCornerResizeB = _classNameScrollbarCornerResize + '-both';
|
|
|
+ var _classNameScrollbarCornerResizeH = _classNameScrollbarCornerResize + _strMinusHorizontal;
|
|
|
+ var _classNameScrollbarCornerResizeV = _classNameScrollbarCornerResize + _strMinusVertical;
|
|
|
+ var _classNameScrollbarHorizontal = _classNameScrollbar + _strMinusHorizontal;
|
|
|
+ var _classNameScrollbarVertical = _classNameScrollbar + _strMinusVertical;
|
|
|
+ var _classNameDragging = _cassNamesPrefix + 'dragging';
|
|
|
+ var _classNameThemeNone = _cassNamesPrefix + 'theme-none';
|
|
|
+ var _classNamesDynamicDestroy = [
|
|
|
+ _classNameViewportNativeScrollbarsInvisible,
|
|
|
+ _classNameViewportNativeScrollbarsOverlaid,
|
|
|
+ _classNameScrollbarTrackOff,
|
|
|
+ _classNameScrollbarHandleOff,
|
|
|
+ _classNameScrollbarUnusable,
|
|
|
+ _classNameScrollbarAutoHidden,
|
|
|
+ _classNameScrollbarCornerResize,
|
|
|
+ _classNameScrollbarCornerResizeB,
|
|
|
+ _classNameScrollbarCornerResizeH,
|
|
|
+ _classNameScrollbarCornerResizeV,
|
|
|
+ _classNameDragging].join(_strSpace);
|
|
|
+
|
|
|
+ //callbacks:
|
|
|
+ var _callbacksInitQeueue = [];
|
|
|
+
|
|
|
+ //attrs viewport shall inherit from target
|
|
|
+ var _viewportAttrsFromTarget = [LEXICON.ti];
|
|
|
+
|
|
|
+ //options:
|
|
|
+ var _defaultOptions;
|
|
|
+ var _currentOptions;
|
|
|
+ var _currentPreparedOptions;
|
|
|
+
|
|
|
+ //extensions:
|
|
|
+ var _extensions = {};
|
|
|
+ var _extensionsPrivateMethods = 'added removed on contract';
|
|
|
+
|
|
|
+ //update
|
|
|
+ var _lastUpdateTime;
|
|
|
+ var _swallowedUpdateHints = {};
|
|
|
+ var _swallowedUpdateTimeout;
|
|
|
+ var _swallowUpdateLag = 42;
|
|
|
+ var _updateOnLoadEventName = 'load';
|
|
|
+ var _updateOnLoadElms = [];
|
|
|
+
|
|
|
+ //DOM elements:
|
|
|
+ var _windowElement;
|
|
|
+ var _documentElement;
|
|
|
+ var _htmlElement;
|
|
|
+ var _bodyElement;
|
|
|
+ var _targetElement; //the target element of this OverlayScrollbars object
|
|
|
+ var _hostElement; //the host element of this OverlayScrollbars object -> may be the same as targetElement
|
|
|
+ var _sizeAutoObserverElement; //observes size auto changes
|
|
|
+ var _sizeObserverElement; //observes size and padding changes
|
|
|
+ var _paddingElement; //manages the padding
|
|
|
+ var _viewportElement; //is the viewport of our scrollbar model
|
|
|
+ var _contentElement; //the element which holds the content
|
|
|
+ var _contentArrangeElement; //is needed for correct sizing of the content element (only if native scrollbars are overlays)
|
|
|
+ var _contentGlueElement; //has always the size of the content element
|
|
|
+ var _textareaCoverElement; //only applied if target is a textarea element. Used for correct size calculation and for prevention of uncontrolled scrolling
|
|
|
+ var _scrollbarCornerElement;
|
|
|
+ var _scrollbarHorizontalElement;
|
|
|
+ var _scrollbarHorizontalTrackElement;
|
|
|
+ var _scrollbarHorizontalHandleElement;
|
|
|
+ var _scrollbarVerticalElement;
|
|
|
+ var _scrollbarVerticalTrackElement;
|
|
|
+ var _scrollbarVerticalHandleElement;
|
|
|
+ var _windowElementNative;
|
|
|
+ var _documentElementNative;
|
|
|
+ var _targetElementNative;
|
|
|
+ var _hostElementNative;
|
|
|
+ var _sizeAutoObserverElementNative;
|
|
|
+ var _sizeObserverElementNative;
|
|
|
+ var _paddingElementNative;
|
|
|
+ var _viewportElementNative;
|
|
|
+ var _contentElementNative;
|
|
|
+
|
|
|
+ //Cache:
|
|
|
+ var _hostSizeCache;
|
|
|
+ var _contentScrollSizeCache;
|
|
|
+ var _arrangeContentSizeCache;
|
|
|
+ var _hasOverflowCache;
|
|
|
+ var _hideOverflowCache;
|
|
|
+ var _widthAutoCache;
|
|
|
+ var _heightAutoCache;
|
|
|
+ var _cssBoxSizingCache;
|
|
|
+ var _cssPaddingCache;
|
|
|
+ var _cssBorderCache;
|
|
|
+ var _cssMarginCache;
|
|
|
+ var _cssDirectionCache;
|
|
|
+ var _cssDirectionDetectedCache;
|
|
|
+ var _paddingAbsoluteCache;
|
|
|
+ var _clipAlwaysCache;
|
|
|
+ var _contentGlueSizeCache;
|
|
|
+ var _overflowBehaviorCache;
|
|
|
+ var _overflowAmountCache;
|
|
|
+ var _ignoreOverlayScrollbarHidingCache;
|
|
|
+ var _autoUpdateCache;
|
|
|
+ var _sizeAutoCapableCache;
|
|
|
+ var _contentElementScrollSizeChangeDetectedCache;
|
|
|
+ var _hostElementSizeChangeDetectedCache;
|
|
|
+ var _scrollbarsVisibilityCache;
|
|
|
+ var _scrollbarsAutoHideCache;
|
|
|
+ var _scrollbarsClickScrollingCache;
|
|
|
+ var _scrollbarsDragScrollingCache;
|
|
|
+ var _resizeCache;
|
|
|
+ var _normalizeRTLCache;
|
|
|
+ var _classNameCache;
|
|
|
+ var _oldClassName;
|
|
|
+ var _textareaAutoWrappingCache;
|
|
|
+ var _textareaInfoCache;
|
|
|
+ var _textareaSizeCache;
|
|
|
+ var _textareaDynHeightCache;
|
|
|
+ var _textareaDynWidthCache;
|
|
|
+ var _bodyMinSizeCache;
|
|
|
+ var _updateAutoCache = {};
|
|
|
+
|
|
|
+ //MutationObserver:
|
|
|
+ var _mutationObserverHost;
|
|
|
+ var _mutationObserverContent;
|
|
|
+ var _mutationObserverHostCallback;
|
|
|
+ var _mutationObserverContentCallback;
|
|
|
+ var _mutationObserversConnected;
|
|
|
+ var _mutationObserverAttrsTextarea = ['wrap', 'cols', 'rows'];
|
|
|
+ var _mutationObserverAttrsHost = [LEXICON.i, LEXICON.c, LEXICON.s, 'open'].concat(_viewportAttrsFromTarget);
|
|
|
+
|
|
|
+ //events:
|
|
|
+ var _destroyEvents = [];
|
|
|
+
|
|
|
+ //textarea:
|
|
|
+ var _textareaHasFocus;
|
|
|
+
|
|
|
+ //scrollbars:
|
|
|
+ var _scrollbarsAutoHideTimeoutId;
|
|
|
+ var _scrollbarsAutoHideMoveTimeoutId;
|
|
|
+ var _scrollbarsAutoHideDelay;
|
|
|
+ var _scrollbarsAutoHideNever;
|
|
|
+ var _scrollbarsAutoHideScroll;
|
|
|
+ var _scrollbarsAutoHideMove;
|
|
|
+ var _scrollbarsAutoHideLeave;
|
|
|
+ var _scrollbarsHandleHovered;
|
|
|
+ var _scrollbarsHandlesDefineScrollPos;
|
|
|
+
|
|
|
+ //resize
|
|
|
+ var _resizeNone;
|
|
|
+ var _resizeBoth;
|
|
|
+ var _resizeHorizontal;
|
|
|
+ var _resizeVertical;
|
|
|
+
|
|
|
+
|
|
|
+ //==== Event Listener ====//
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Adds or removes a event listener from the given element.
|
|
|
+ * @param element The element to which the event listener shall be applied or removed.
|
|
|
+ * @param eventNames The name(s) of the events.
|
|
|
+ * @param listener The method which shall be called.
|
|
|
+ * @param remove True if the handler shall be removed, false or undefined if the handler shall be added.
|
|
|
+ * @param passiveOrOptions The options for the event.
|
|
|
+ */
|
|
|
+ function setupResponsiveEventListener(element, eventNames, listener, remove, passiveOrOptions) {
|
|
|
+ var collected = COMPATIBILITY.isA(eventNames) && COMPATIBILITY.isA(listener);
|
|
|
+ var method = remove ? 'removeEventListener' : 'addEventListener';
|
|
|
+ var onOff = remove ? 'off' : 'on';
|
|
|
+ var events = collected ? false : eventNames.split(_strSpace)
|
|
|
+ var i = 0;
|
|
|
+
|
|
|
+ var passiveOrOptionsIsObj = FRAMEWORK.isPlainObject(passiveOrOptions);
|
|
|
+ var passive = (_supportPassiveEvents && (passiveOrOptionsIsObj ? (passiveOrOptions._passive) : passiveOrOptions)) || false;
|
|
|
+ var capture = passiveOrOptionsIsObj && (passiveOrOptions._capture || false);
|
|
|
+ var nativeParam = _supportPassiveEvents ? {
|
|
|
+ passive: passive,
|
|
|
+ capture: capture,
|
|
|
+ } : capture;
|
|
|
+
|
|
|
+ if (collected) {
|
|
|
+ for (; i < eventNames[LEXICON.l]; i++)
|
|
|
+ setupResponsiveEventListener(element, eventNames[i], listener[i], remove, passiveOrOptions);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ for (; i < events[LEXICON.l]; i++) {
|
|
|
+ if(_supportPassiveEvents) {
|
|
|
+ element[0][method](events[i], listener, nativeParam);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ element[onOff](events[i], listener);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function addDestroyEventListener(element, eventNames, listener, passive) {
|
|
|
+ setupResponsiveEventListener(element, eventNames, listener, false, passive);
|
|
|
+ _destroyEvents.push(COMPATIBILITY.bind(setupResponsiveEventListener, 0, element, eventNames, listener, true, passive));
|
|
|
+ }
|
|
|
+
|
|
|
+ //==== Resize Observer ====//
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Adds or removes a resize observer from the given element.
|
|
|
+ * @param targetElement The element to which the resize observer shall be added or removed.
|
|
|
+ * @param onElementResizedCallback The callback which is fired every time the resize observer registers a size change or false / undefined if the resizeObserver shall be removed.
|
|
|
+ */
|
|
|
+ function setupResizeObserver(targetElement, onElementResizedCallback) {
|
|
|
+ if (targetElement) {
|
|
|
+ var resizeObserver = COMPATIBILITY.rO();
|
|
|
+ var strAnimationStartEvent = 'animationstart mozAnimationStart webkitAnimationStart MSAnimationStart';
|
|
|
+ var strChildNodes = 'childNodes';
|
|
|
+ var constScroll = 3333333;
|
|
|
+ var callback = function () {
|
|
|
+ targetElement[_strScrollTop](constScroll)[_strScrollLeft](_isRTL ? _rtlScrollBehavior.n ? -constScroll : _rtlScrollBehavior.i ? 0 : constScroll : constScroll);
|
|
|
+ onElementResizedCallback();
|
|
|
+ };
|
|
|
+ //add resize observer:
|
|
|
+ if (onElementResizedCallback) {
|
|
|
+ if (_supportResizeObserver) {
|
|
|
+ var element = targetElement.addClass('observed').append(generateDiv(_classNameResizeObserverElement)).contents()[0];
|
|
|
+ var observer = element[_strResizeObserverProperty] = new resizeObserver(callback);
|
|
|
+ observer.observe(element);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ if (_msieVersion > 9 || !_autoUpdateRecommended) {
|
|
|
+ targetElement.prepend(
|
|
|
+ generateDiv(_classNameResizeObserverElement,
|
|
|
+ generateDiv({ c: _classNameResizeObserverItemElement, dir: 'ltr' },
|
|
|
+ generateDiv(_classNameResizeObserverItemElement,
|
|
|
+ generateDiv(_classNameResizeObserverItemFinalElement)
|
|
|
+ ) +
|
|
|
+ generateDiv(_classNameResizeObserverItemElement,
|
|
|
+ generateDiv({ c: _classNameResizeObserverItemFinalElement, style: 'width: 200%; height: 200%' })
|
|
|
+ )
|
|
|
+ )
|
|
|
+ )
|
|
|
+ );
|
|
|
+
|
|
|
+ var observerElement = targetElement[0][strChildNodes][0][strChildNodes][0];
|
|
|
+ var shrinkElement = FRAMEWORK(observerElement[strChildNodes][1]);
|
|
|
+ var expandElement = FRAMEWORK(observerElement[strChildNodes][0]);
|
|
|
+ var expandElementChild = FRAMEWORK(expandElement[0][strChildNodes][0]);
|
|
|
+ var widthCache = observerElement[LEXICON.oW];
|
|
|
+ var heightCache = observerElement[LEXICON.oH];
|
|
|
+ var isDirty;
|
|
|
+ var rAFId;
|
|
|
+ var currWidth;
|
|
|
+ var currHeight;
|
|
|
+ var factor = 2;
|
|
|
+ var nativeScrollbarSize = globals.nativeScrollbarSize; //care don't make changes to this object!!!
|
|
|
+ var reset = function () {
|
|
|
+ /*
|
|
|
+ var sizeResetWidth = observerElement[LEXICON.oW] + nativeScrollbarSize.x * factor + nativeScrollbarSize.y * factor + _overlayScrollbarDummySize.x + _overlayScrollbarDummySize.y;
|
|
|
+ var sizeResetHeight = observerElement[LEXICON.oH] + nativeScrollbarSize.x * factor + nativeScrollbarSize.y * factor + _overlayScrollbarDummySize.x + _overlayScrollbarDummySize.y;
|
|
|
+ var expandChildCSS = {};
|
|
|
+ expandChildCSS[_strWidth] = sizeResetWidth;
|
|
|
+ expandChildCSS[_strHeight] = sizeResetHeight;
|
|
|
+ expandElementChild.css(expandChildCSS);
|
|
|
+
|
|
|
+
|
|
|
+ expandElement[_strScrollLeft](sizeResetWidth)[_strScrollTop](sizeResetHeight);
|
|
|
+ shrinkElement[_strScrollLeft](sizeResetWidth)[_strScrollTop](sizeResetHeight);
|
|
|
+ */
|
|
|
+ expandElement[_strScrollLeft](constScroll)[_strScrollTop](constScroll);
|
|
|
+ shrinkElement[_strScrollLeft](constScroll)[_strScrollTop](constScroll);
|
|
|
+ };
|
|
|
+ var onResized = function () {
|
|
|
+ rAFId = 0;
|
|
|
+ if (!isDirty)
|
|
|
+ return;
|
|
|
+
|
|
|
+ widthCache = currWidth;
|
|
|
+ heightCache = currHeight;
|
|
|
+ callback();
|
|
|
+ };
|
|
|
+ var onScroll = function (event) {
|
|
|
+ currWidth = observerElement[LEXICON.oW];
|
|
|
+ currHeight = observerElement[LEXICON.oH];
|
|
|
+ isDirty = currWidth != widthCache || currHeight != heightCache;
|
|
|
+
|
|
|
+ if (event && isDirty && !rAFId) {
|
|
|
+ COMPATIBILITY.cAF()(rAFId);
|
|
|
+ rAFId = COMPATIBILITY.rAF()(onResized);
|
|
|
+ }
|
|
|
+ else if (!event)
|
|
|
+ onResized();
|
|
|
+
|
|
|
+ reset();
|
|
|
+ if (event) {
|
|
|
+ COMPATIBILITY.prvD(event);
|
|
|
+ COMPATIBILITY.stpP(event);
|
|
|
+ }
|
|
|
+ return false;
|
|
|
+ };
|
|
|
+ var expandChildCSS = {};
|
|
|
+ var observerElementCSS = {};
|
|
|
+
|
|
|
+ setTopRightBottomLeft(observerElementCSS, _strEmpty, [
|
|
|
+ -((nativeScrollbarSize.y + 1) * factor),
|
|
|
+ nativeScrollbarSize.x * -factor,
|
|
|
+ nativeScrollbarSize.y * -factor,
|
|
|
+ -((nativeScrollbarSize.x + 1) * factor)
|
|
|
+ ]);
|
|
|
+
|
|
|
+ FRAMEWORK(observerElement).css(observerElementCSS);
|
|
|
+ expandElement.on(_strScroll, onScroll);
|
|
|
+ shrinkElement.on(_strScroll, onScroll);
|
|
|
+ targetElement.on(strAnimationStartEvent, function () {
|
|
|
+ onScroll(false);
|
|
|
+ });
|
|
|
+ //lets assume that the divs will never be that large and a constant value is enough
|
|
|
+ expandChildCSS[_strWidth] = constScroll;
|
|
|
+ expandChildCSS[_strHeight] = constScroll;
|
|
|
+ expandElementChild.css(expandChildCSS);
|
|
|
+
|
|
|
+ reset();
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ var attachEvent = _documentElementNative.attachEvent;
|
|
|
+ var isIE = _msieVersion !== undefined;
|
|
|
+ if (attachEvent) {
|
|
|
+ targetElement.prepend(generateDiv(_classNameResizeObserverElement));
|
|
|
+ findFirst(targetElement, _strDot + _classNameResizeObserverElement)[0].attachEvent('onresize', callback);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ var obj = _documentElementNative.createElement(TYPES.o);
|
|
|
+ obj.setAttribute(LEXICON.ti, '-1');
|
|
|
+ obj.setAttribute(LEXICON.c, _classNameResizeObserverElement);
|
|
|
+ obj.onload = function () {
|
|
|
+ var wnd = this.contentDocument.defaultView;
|
|
|
+ wnd.addEventListener('resize', callback);
|
|
|
+ wnd.document.documentElement.style.display = 'none';
|
|
|
+ };
|
|
|
+ obj.type = 'text/html';
|
|
|
+ if (isIE)
|
|
|
+ targetElement.prepend(obj);
|
|
|
+ obj.data = 'about:blank';
|
|
|
+ if (!isIE)
|
|
|
+ targetElement.prepend(obj);
|
|
|
+ targetElement.on(strAnimationStartEvent, callback);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ if (targetElement[0] === _sizeObserverElementNative) {
|
|
|
+ var directionChanged = function () {
|
|
|
+ var dir = _hostElement.css('direction');
|
|
|
+ var css = {};
|
|
|
+ var scrollLeftValue = 0;
|
|
|
+ var result = false;
|
|
|
+ if (dir !== _cssDirectionDetectedCache) {
|
|
|
+ if (dir === 'ltr') {
|
|
|
+ css[_strLeft] = 0;
|
|
|
+ css[_strRight] = _strAuto;
|
|
|
+ scrollLeftValue = constScroll;
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ css[_strLeft] = _strAuto;
|
|
|
+ css[_strRight] = 0;
|
|
|
+ scrollLeftValue = _rtlScrollBehavior.n ? -constScroll : _rtlScrollBehavior.i ? 0 : constScroll;
|
|
|
+ }
|
|
|
+ //execution order is important for IE!!!
|
|
|
+ _sizeObserverElement.children().eq(0).css(css);
|
|
|
+ _sizeObserverElement[_strScrollLeft](scrollLeftValue)[_strScrollTop](constScroll);
|
|
|
+ _cssDirectionDetectedCache = dir;
|
|
|
+ result = true;
|
|
|
+ }
|
|
|
+ return result;
|
|
|
+ };
|
|
|
+ directionChanged();
|
|
|
+ addDestroyEventListener(targetElement, _strScroll, function (event) {
|
|
|
+ if (directionChanged())
|
|
|
+ update();
|
|
|
+ COMPATIBILITY.prvD(event);
|
|
|
+ COMPATIBILITY.stpP(event);
|
|
|
+ return false;
|
|
|
+ });
|
|
|
+ }
|
|
|
+ }
|
|
|
+ //remove resize observer:
|
|
|
+ else {
|
|
|
+ if (_supportResizeObserver) {
|
|
|
+ var element = targetElement.contents()[0];
|
|
|
+ var resizeObserverObj = element[_strResizeObserverProperty];
|
|
|
+ if (resizeObserverObj) {
|
|
|
+ resizeObserverObj.disconnect();
|
|
|
+ delete element[_strResizeObserverProperty];
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ remove(targetElement.children(_strDot + _classNameResizeObserverElement).eq(0));
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Freezes or unfreezes the given resize observer.
|
|
|
+ * @param targetElement The element to which the target resize observer is applied.
|
|
|
+ * @param freeze True if the resize observer shall be frozen, false otherwise.
|
|
|
+
|
|
|
+ function freezeResizeObserver(targetElement, freeze) {
|
|
|
+ if (targetElement !== undefined) {
|
|
|
+ if(freeze) {
|
|
|
+ if (_supportResizeObserver) {
|
|
|
+ var element = targetElement.contents()[0];
|
|
|
+ element[_strResizeObserverProperty].unobserve(element);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ targetElement = targetElement.children(_strDot + _classNameResizeObserverElement).eq(0);
|
|
|
+ var w = targetElement.css(_strWidth);
|
|
|
+ var h = targetElement.css(_strHeight);
|
|
|
+ var css = {};
|
|
|
+ css[_strWidth] = w;
|
|
|
+ css[_strHeight] = h;
|
|
|
+ targetElement.css(css);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ if (_supportResizeObserver) {
|
|
|
+ var element = targetElement.contents()[0];
|
|
|
+ element[_strResizeObserverProperty].observe(element);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ var css = { };
|
|
|
+ css[_strHeight] = _strEmpty;
|
|
|
+ css[_strWidth] = _strEmpty;
|
|
|
+ targetElement.children(_strDot + _classNameResizeObserverElement).eq(0).css(css);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ */
|
|
|
+
|
|
|
+
|
|
|
+ //==== Mutation Observers ====//
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Creates MutationObservers for the host and content Element if they are supported.
|
|
|
+ */
|
|
|
+ function createMutationObservers() {
|
|
|
+ if (_supportMutationObserver) {
|
|
|
+ var mutationObserverContentLag = 11;
|
|
|
+ var mutationObserver = COMPATIBILITY.mO();
|
|
|
+ var contentLastUpdate = COMPATIBILITY.now();
|
|
|
+ var mutationTarget;
|
|
|
+ var mutationAttrName;
|
|
|
+ var mutationIsClass;
|
|
|
+ var oldMutationVal;
|
|
|
+ var newClassVal;
|
|
|
+ var hostClassNameRegex;
|
|
|
+ var contentTimeout;
|
|
|
+ var now;
|
|
|
+ var sizeAuto;
|
|
|
+ var action;
|
|
|
+
|
|
|
+ _mutationObserverHostCallback = function (mutations) {
|
|
|
+
|
|
|
+ var doUpdate = false;
|
|
|
+ var doUpdateForce = false;
|
|
|
+ var mutation;
|
|
|
+ var mutatedAttrs = [];
|
|
|
+
|
|
|
+ if (_initialized && !_sleeping) {
|
|
|
+ each(mutations, function () {
|
|
|
+ mutation = this;
|
|
|
+ mutationTarget = mutation.target;
|
|
|
+ mutationAttrName = mutation.attributeName;
|
|
|
+ mutationIsClass = mutationAttrName === LEXICON.c;
|
|
|
+ oldMutationVal = mutation.oldValue;
|
|
|
+ newClassVal = mutationTarget.className;
|
|
|
+
|
|
|
+ if (_domExists && mutationIsClass && !doUpdateForce) {
|
|
|
+ // if old class value contains _classNameHostElementForeign and new class value doesn't
|
|
|
+ if (oldMutationVal.indexOf(_classNameHostElementForeign) > -1 && newClassVal.indexOf(_classNameHostElementForeign) < 0) {
|
|
|
+ hostClassNameRegex = createHostClassNameRegExp(true);
|
|
|
+ _hostElementNative.className = newClassVal.split(_strSpace).concat(oldMutationVal.split(_strSpace).filter(function (name) {
|
|
|
+ return name.match(hostClassNameRegex);
|
|
|
+ })).join(_strSpace);
|
|
|
+ doUpdate = doUpdateForce = true;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!doUpdate) {
|
|
|
+ doUpdate = mutationIsClass
|
|
|
+ ? hostClassNamesChanged(oldMutationVal, newClassVal)
|
|
|
+ : mutationAttrName === LEXICON.s
|
|
|
+ ? oldMutationVal !== mutationTarget[LEXICON.s].cssText
|
|
|
+ : true;
|
|
|
+ }
|
|
|
+
|
|
|
+ mutatedAttrs.push(mutationAttrName);
|
|
|
+ });
|
|
|
+
|
|
|
+ updateViewportAttrsFromTarget(mutatedAttrs);
|
|
|
+
|
|
|
+ if (doUpdate)
|
|
|
+ _base.update(doUpdateForce || _strAuto);
|
|
|
+ }
|
|
|
+ return doUpdate;
|
|
|
+ };
|
|
|
+ _mutationObserverContentCallback = function (mutations) {
|
|
|
+ var doUpdate = false;
|
|
|
+ var mutation;
|
|
|
+
|
|
|
+ if (_initialized && !_sleeping) {
|
|
|
+ each(mutations, function () {
|
|
|
+ mutation = this;
|
|
|
+ doUpdate = isUnknownMutation(mutation);
|
|
|
+ return !doUpdate;
|
|
|
+ });
|
|
|
+
|
|
|
+ if (doUpdate) {
|
|
|
+ now = COMPATIBILITY.now();
|
|
|
+ sizeAuto = (_heightAutoCache || _widthAutoCache);
|
|
|
+ action = function () {
|
|
|
+ if (!_destroyed) {
|
|
|
+ contentLastUpdate = now;
|
|
|
+
|
|
|
+ //if cols, rows or wrap attr was changed
|
|
|
+ if (_isTextarea)
|
|
|
+ textareaUpdate();
|
|
|
+
|
|
|
+ if (sizeAuto)
|
|
|
+ update();
|
|
|
+ else
|
|
|
+ _base.update(_strAuto);
|
|
|
+ }
|
|
|
+ };
|
|
|
+ clearTimeout(contentTimeout);
|
|
|
+ if (mutationObserverContentLag <= 0 || now - contentLastUpdate > mutationObserverContentLag || !sizeAuto)
|
|
|
+ action();
|
|
|
+ else
|
|
|
+ contentTimeout = setTimeout(action, mutationObserverContentLag);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ return doUpdate;
|
|
|
+ }
|
|
|
+
|
|
|
+ _mutationObserverHost = new mutationObserver(_mutationObserverHostCallback);
|
|
|
+ _mutationObserverContent = new mutationObserver(_mutationObserverContentCallback);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Connects the MutationObservers if they are supported.
|
|
|
+ */
|
|
|
+ function connectMutationObservers() {
|
|
|
+ if (_supportMutationObserver && !_mutationObserversConnected) {
|
|
|
+ _mutationObserverHost.observe(_hostElementNative, {
|
|
|
+ attributes: true,
|
|
|
+ attributeOldValue: true,
|
|
|
+ attributeFilter: _mutationObserverAttrsHost
|
|
|
+ });
|
|
|
+
|
|
|
+ _mutationObserverContent.observe(_isTextarea ? _targetElementNative : _contentElementNative, {
|
|
|
+ attributes: true,
|
|
|
+ attributeOldValue: true,
|
|
|
+ subtree: !_isTextarea,
|
|
|
+ childList: !_isTextarea,
|
|
|
+ characterData: !_isTextarea,
|
|
|
+ attributeFilter: _isTextarea ? _mutationObserverAttrsTextarea : _mutationObserverAttrsHost
|
|
|
+ });
|
|
|
+
|
|
|
+ _mutationObserversConnected = true;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Disconnects the MutationObservers if they are supported.
|
|
|
+ */
|
|
|
+ function disconnectMutationObservers() {
|
|
|
+ if (_supportMutationObserver && _mutationObserversConnected) {
|
|
|
+ _mutationObserverHost.disconnect();
|
|
|
+ _mutationObserverContent.disconnect();
|
|
|
+
|
|
|
+ _mutationObserversConnected = false;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ //==== Events of elements ====//
|
|
|
+
|
|
|
+ /**
|
|
|
+ * This method gets called every time the host element gets resized. IMPORTANT: Padding changes are detected too!!
|
|
|
+ * It refreshes the hostResizedEventArgs and the hostSizeResizeCache.
|
|
|
+ * If there are any size changes, the update method gets called.
|
|
|
+ */
|
|
|
+ function hostOnResized() {
|
|
|
+ if (!_sleeping) {
|
|
|
+ var changed;
|
|
|
+ var hostSize = {
|
|
|
+ w: _sizeObserverElementNative[LEXICON.sW],
|
|
|
+ h: _sizeObserverElementNative[LEXICON.sH]
|
|
|
+ };
|
|
|
+
|
|
|
+ changed = checkCache(hostSize, _hostElementSizeChangeDetectedCache);
|
|
|
+ _hostElementSizeChangeDetectedCache = hostSize;
|
|
|
+ if (changed)
|
|
|
+ update({ _hostSizeChanged: true });
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * The mouse enter event of the host element. This event is only needed for the autoHide feature.
|
|
|
+ */
|
|
|
+ function hostOnMouseEnter() {
|
|
|
+ if (_scrollbarsAutoHideLeave)
|
|
|
+ refreshScrollbarsAutoHide(true);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * The mouse leave event of the host element. This event is only needed for the autoHide feature.
|
|
|
+ */
|
|
|
+ function hostOnMouseLeave() {
|
|
|
+ if (_scrollbarsAutoHideLeave && !_bodyElement.hasClass(_classNameDragging))
|
|
|
+ refreshScrollbarsAutoHide(false);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * The mouse move event of the host element. This event is only needed for the autoHide "move" feature.
|
|
|
+ */
|
|
|
+ function hostOnMouseMove() {
|
|
|
+ if (_scrollbarsAutoHideMove) {
|
|
|
+ refreshScrollbarsAutoHide(true);
|
|
|
+ clearTimeout(_scrollbarsAutoHideMoveTimeoutId);
|
|
|
+ _scrollbarsAutoHideMoveTimeoutId = setTimeout(function () {
|
|
|
+ if (_scrollbarsAutoHideMove && !_destroyed)
|
|
|
+ refreshScrollbarsAutoHide(false);
|
|
|
+ }, 100);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Prevents text from deselection if attached to the document element on the mousedown event of a DOM element.
|
|
|
+ * @param event The select start event.
|
|
|
+ */
|
|
|
+ function documentOnSelectStart(event) {
|
|
|
+ COMPATIBILITY.prvD(event);
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * A callback which will be called after a element has loaded.
|
|
|
+ */
|
|
|
+ function updateOnLoadCallback(event) {
|
|
|
+ var elm = FRAMEWORK(event.target);
|
|
|
+
|
|
|
+ eachUpdateOnLoad(function (i, updateOnLoadSelector) {
|
|
|
+ if (elm.is(updateOnLoadSelector)) {
|
|
|
+ update({ _contentSizeChanged: true });
|
|
|
+ }
|
|
|
+ });
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Adds or removes mouse & touch events of the host element. (for handling auto-hiding of the scrollbars)
|
|
|
+ * @param destroy Indicates whether the events shall be added or removed.
|
|
|
+ */
|
|
|
+ function setupHostMouseTouchEvents(destroy) {
|
|
|
+ if (!destroy)
|
|
|
+ setupHostMouseTouchEvents(true);
|
|
|
+
|
|
|
+ setupResponsiveEventListener(_hostElement,
|
|
|
+ _strMouseTouchMoveEvent.split(_strSpace)[0],
|
|
|
+ hostOnMouseMove,
|
|
|
+ (!_scrollbarsAutoHideMove || destroy), true);
|
|
|
+ setupResponsiveEventListener(_hostElement,
|
|
|
+ [_strMouseEnter, _strMouseLeave],
|
|
|
+ [hostOnMouseEnter, hostOnMouseLeave],
|
|
|
+ (!_scrollbarsAutoHideLeave || destroy), true);
|
|
|
+
|
|
|
+ //if the plugin is initialized and the mouse is over the host element, make the scrollbars visible
|
|
|
+ if (!_initialized && !destroy)
|
|
|
+ _hostElement.one('mouseover', hostOnMouseEnter);
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ //==== Update Detection ====//
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Measures the min width and min height of the body element and refreshes the related cache.
|
|
|
+ * @returns {boolean} True if the min width or min height has changed, false otherwise.
|
|
|
+ */
|
|
|
+ function bodyMinSizeChanged() {
|
|
|
+ var bodyMinSize = {};
|
|
|
+ if (_isBody && _contentArrangeElement) {
|
|
|
+ bodyMinSize.w = parseToZeroOrNumber(_contentArrangeElement.css(_strMinMinus + _strWidth));
|
|
|
+ bodyMinSize.h = parseToZeroOrNumber(_contentArrangeElement.css(_strMinMinus + _strHeight));
|
|
|
+ bodyMinSize.c = checkCache(bodyMinSize, _bodyMinSizeCache);
|
|
|
+ bodyMinSize.f = true; //flag for "measured at least once"
|
|
|
+ }
|
|
|
+ _bodyMinSizeCache = bodyMinSize;
|
|
|
+ return !!bodyMinSize.c;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Returns true if the class names really changed (new class without plugin host prefix)
|
|
|
+ * @param oldClassNames The old ClassName string or array.
|
|
|
+ * @param newClassNames The new ClassName string or array.
|
|
|
+ * @returns {boolean} True if the class names has really changed, false otherwise.
|
|
|
+ */
|
|
|
+ function hostClassNamesChanged(oldClassNames, newClassNames) {
|
|
|
+ var currClasses = typeof newClassNames == TYPES.s ? newClassNames.split(_strSpace) : [];
|
|
|
+ var oldClasses = typeof oldClassNames == TYPES.s ? oldClassNames.split(_strSpace) : [];
|
|
|
+ var diff = getArrayDifferences(oldClasses, currClasses);
|
|
|
+
|
|
|
+ // remove none theme from diff list to prevent update
|
|
|
+ var idx = inArray(_classNameThemeNone, diff);
|
|
|
+ var i;
|
|
|
+ var regex;
|
|
|
+
|
|
|
+ if (idx > -1)
|
|
|
+ diff.splice(idx, 1);
|
|
|
+
|
|
|
+ if (diff[LEXICON.l] > 0) {
|
|
|
+ regex = createHostClassNameRegExp(true, true);
|
|
|
+ for (i = 0; i < diff.length; i++) {
|
|
|
+ if (!diff[i].match(regex)) {
|
|
|
+ return true;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Returns true if the given mutation is not from a from the plugin generated element. If the target element is a textarea the mutation is always unknown.
|
|
|
+ * @param mutation The mutation which shall be checked.
|
|
|
+ * @returns {boolean} True if the mutation is from a unknown element, false otherwise.
|
|
|
+ */
|
|
|
+ function isUnknownMutation(mutation) {
|
|
|
+ var attributeName = mutation.attributeName;
|
|
|
+ var mutationTarget = mutation.target;
|
|
|
+ var mutationType = mutation.type;
|
|
|
+ var strClosest = 'closest';
|
|
|
+
|
|
|
+ if (mutationTarget === _contentElementNative)
|
|
|
+ return attributeName === null;
|
|
|
+ if (mutationType === 'attributes' && (attributeName === LEXICON.c || attributeName === LEXICON.s) && !_isTextarea) {
|
|
|
+ //ignore className changes by the plugin
|
|
|
+ if (attributeName === LEXICON.c && FRAMEWORK(mutationTarget).hasClass(_classNameHostElement))
|
|
|
+ return hostClassNamesChanged(mutation.oldValue, mutationTarget.className);
|
|
|
+
|
|
|
+ //only do it of browser support it natively
|
|
|
+ if (typeof mutationTarget[strClosest] != TYPES.f)
|
|
|
+ return true;
|
|
|
+ if (mutationTarget[strClosest](_strDot + _classNameResizeObserverElement) !== null ||
|
|
|
+ mutationTarget[strClosest](_strDot + _classNameScrollbar) !== null ||
|
|
|
+ mutationTarget[strClosest](_strDot + _classNameScrollbarCorner) !== null)
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ return true;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Returns true if the content size was changed since the last time this method was called.
|
|
|
+ * @returns {boolean} True if the content size was changed, false otherwise.
|
|
|
+ */
|
|
|
+ function updateAutoContentSizeChanged() {
|
|
|
+ if (_sleeping)
|
|
|
+ return false;
|
|
|
+
|
|
|
+ var contentMeasureElement = getContentMeasureElement();
|
|
|
+ var textareaValueLength = _isTextarea && _widthAutoCache && !_textareaAutoWrappingCache ? _targetElement.val().length : 0;
|
|
|
+ var setCSS = !_mutationObserversConnected && _widthAutoCache && !_isTextarea;
|
|
|
+ var css = {};
|
|
|
+ var float;
|
|
|
+ var bodyMinSizeC;
|
|
|
+ var changed;
|
|
|
+ var contentElementScrollSize;
|
|
|
+
|
|
|
+ if (setCSS) {
|
|
|
+ float = _contentElement.css(_strFloat);
|
|
|
+ css[_strFloat] = _isRTL ? _strRight : _strLeft;
|
|
|
+ css[_strWidth] = _strAuto;
|
|
|
+ _contentElement.css(css);
|
|
|
+ }
|
|
|
+ contentElementScrollSize = {
|
|
|
+ w: contentMeasureElement[LEXICON.sW] + textareaValueLength,
|
|
|
+ h: contentMeasureElement[LEXICON.sH] + textareaValueLength
|
|
|
+ };
|
|
|
+ if (setCSS) {
|
|
|
+ css[_strFloat] = float;
|
|
|
+ css[_strWidth] = _strHundredPercent;
|
|
|
+ _contentElement.css(css);
|
|
|
+ }
|
|
|
+
|
|
|
+ bodyMinSizeC = bodyMinSizeChanged();
|
|
|
+ changed = checkCache(contentElementScrollSize, _contentElementScrollSizeChangeDetectedCache);
|
|
|
+
|
|
|
+ _contentElementScrollSizeChangeDetectedCache = contentElementScrollSize;
|
|
|
+
|
|
|
+ return changed || bodyMinSizeC;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Returns true when a attribute which the MutationObserver would observe has changed.
|
|
|
+ * @returns {boolean} True if one of the attributes which a MutationObserver would observe has changed, false or undefined otherwise.
|
|
|
+ */
|
|
|
+ function meaningfulAttrsChanged() {
|
|
|
+ if (_sleeping || _mutationObserversConnected)
|
|
|
+ return;
|
|
|
+
|
|
|
+ var elem;
|
|
|
+ var curr;
|
|
|
+ var cache;
|
|
|
+ var changedAttrs = [];
|
|
|
+ var checks = [
|
|
|
+ {
|
|
|
+ _elem: _hostElement,
|
|
|
+ _attrs: _mutationObserverAttrsHost.concat(':visible')
|
|
|
+ },
|
|
|
+ {
|
|
|
+ _elem: _isTextarea ? _targetElement : undefined,
|
|
|
+ _attrs: _mutationObserverAttrsTextarea
|
|
|
+ }
|
|
|
+ ];
|
|
|
+
|
|
|
+ each(checks, function (index, check) {
|
|
|
+ elem = check._elem;
|
|
|
+ if (elem) {
|
|
|
+ each(check._attrs, function (index, attr) {
|
|
|
+ curr = attr.charAt(0) === ':' ? elem.is(attr) : elem.attr(attr);
|
|
|
+ cache = _updateAutoCache[attr];
|
|
|
+
|
|
|
+ if (checkCache(curr, cache)) {
|
|
|
+ changedAttrs.push(attr);
|
|
|
+ }
|
|
|
+
|
|
|
+ _updateAutoCache[attr] = curr;
|
|
|
+ });
|
|
|
+ }
|
|
|
+ });
|
|
|
+
|
|
|
+ updateViewportAttrsFromTarget(changedAttrs);
|
|
|
+
|
|
|
+ return changedAttrs[LEXICON.l] > 0;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks is a CSS Property of a child element is affecting the scroll size of the content.
|
|
|
+ * @param propertyName The CSS property name.
|
|
|
+ * @returns {boolean} True if the property is affecting the content scroll size, false otherwise.
|
|
|
+ */
|
|
|
+ function isSizeAffectingCSSProperty(propertyName) {
|
|
|
+ if (!_initialized)
|
|
|
+ return true;
|
|
|
+ var flexGrow = 'flex-grow';
|
|
|
+ var flexShrink = 'flex-shrink';
|
|
|
+ var flexBasis = 'flex-basis';
|
|
|
+ var affectingPropsX = [
|
|
|
+ _strWidth,
|
|
|
+ _strMinMinus + _strWidth,
|
|
|
+ _strMaxMinus + _strWidth,
|
|
|
+ _strMarginMinus + _strLeft,
|
|
|
+ _strMarginMinus + _strRight,
|
|
|
+ _strLeft,
|
|
|
+ _strRight,
|
|
|
+ 'font-weight',
|
|
|
+ 'word-spacing',
|
|
|
+ flexGrow,
|
|
|
+ flexShrink,
|
|
|
+ flexBasis
|
|
|
+ ];
|
|
|
+ var affectingPropsXContentBox = [
|
|
|
+ _strPaddingMinus + _strLeft,
|
|
|
+ _strPaddingMinus + _strRight,
|
|
|
+ _strBorderMinus + _strLeft + _strWidth,
|
|
|
+ _strBorderMinus + _strRight + _strWidth
|
|
|
+ ];
|
|
|
+ var affectingPropsY = [
|
|
|
+ _strHeight,
|
|
|
+ _strMinMinus + _strHeight,
|
|
|
+ _strMaxMinus + _strHeight,
|
|
|
+ _strMarginMinus + _strTop,
|
|
|
+ _strMarginMinus + _strBottom,
|
|
|
+ _strTop,
|
|
|
+ _strBottom,
|
|
|
+ 'line-height',
|
|
|
+ flexGrow,
|
|
|
+ flexShrink,
|
|
|
+ flexBasis
|
|
|
+ ];
|
|
|
+ var affectingPropsYContentBox = [
|
|
|
+ _strPaddingMinus + _strTop,
|
|
|
+ _strPaddingMinus + _strBottom,
|
|
|
+ _strBorderMinus + _strTop + _strWidth,
|
|
|
+ _strBorderMinus + _strBottom + _strWidth
|
|
|
+ ];
|
|
|
+ var _strS = 's';
|
|
|
+ var _strVS = 'v-s';
|
|
|
+ var checkX = _overflowBehaviorCache.x === _strS || _overflowBehaviorCache.x === _strVS;
|
|
|
+ var checkY = _overflowBehaviorCache.y === _strS || _overflowBehaviorCache.y === _strVS;
|
|
|
+ var sizeIsAffected = false;
|
|
|
+ var checkPropertyName = function (arr, name) {
|
|
|
+ for (var i = 0; i < arr[LEXICON.l]; i++) {
|
|
|
+ if (arr[i] === name)
|
|
|
+ return true;
|
|
|
+ }
|
|
|
+ return false;
|
|
|
+ };
|
|
|
+
|
|
|
+ if (checkY) {
|
|
|
+ sizeIsAffected = checkPropertyName(affectingPropsY, propertyName);
|
|
|
+ if (!sizeIsAffected && !_isBorderBox)
|
|
|
+ sizeIsAffected = checkPropertyName(affectingPropsYContentBox, propertyName);
|
|
|
+ }
|
|
|
+ if (checkX && !sizeIsAffected) {
|
|
|
+ sizeIsAffected = checkPropertyName(affectingPropsX, propertyName);
|
|
|
+ if (!sizeIsAffected && !_isBorderBox)
|
|
|
+ sizeIsAffected = checkPropertyName(affectingPropsXContentBox, propertyName);
|
|
|
+ }
|
|
|
+ return sizeIsAffected;
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ //==== Update ====//
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Sets the attribute values of the viewport element to the values from the target element.
|
|
|
+ * The value of a attribute is only set if the attribute is whitelisted.
|
|
|
+ * @attrs attrs The array of attributes which shall be set or undefined if all whitelisted shall be set.
|
|
|
+ */
|
|
|
+ function updateViewportAttrsFromTarget(attrs) {
|
|
|
+ attrs = attrs || _viewportAttrsFromTarget;
|
|
|
+ each(attrs, function (index, attr) {
|
|
|
+ if (COMPATIBILITY.inA(attr, _viewportAttrsFromTarget) > -1) {
|
|
|
+ var targetAttr = _targetElement.attr(attr);
|
|
|
+ if (type(targetAttr) == TYPES.s) {
|
|
|
+ _viewportElement.attr(attr, targetAttr);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ _viewportElement.removeAttr(attr);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ });
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Updates the variables and size of the textarea element, and manages the scroll on new line or new character.
|
|
|
+ */
|
|
|
+ function textareaUpdate() {
|
|
|
+ if (!_sleeping) {
|
|
|
+ var wrapAttrOff = !_textareaAutoWrappingCache;
|
|
|
+ var minWidth = _viewportSize.w;
|
|
|
+ var minHeight = _viewportSize.h;
|
|
|
+ var css = {};
|
|
|
+ var doMeasure = _widthAutoCache || wrapAttrOff;
|
|
|
+ var origWidth;
|
|
|
+ var width;
|
|
|
+ var origHeight;
|
|
|
+ var height;
|
|
|
+
|
|
|
+ //reset min size
|
|
|
+ css[_strMinMinus + _strWidth] = _strEmpty;
|
|
|
+ css[_strMinMinus + _strHeight] = _strEmpty;
|
|
|
+
|
|
|
+ //set width auto
|
|
|
+ css[_strWidth] = _strAuto;
|
|
|
+ _targetElement.css(css);
|
|
|
+
|
|
|
+ //measure width
|
|
|
+ origWidth = _targetElementNative[LEXICON.oW];
|
|
|
+ width = doMeasure ? MATH.max(origWidth, _targetElementNative[LEXICON.sW] - 1) : 1;
|
|
|
+ /*width += (_widthAutoCache ? _marginX + (!_isBorderBox ? wrapAttrOff ? 0 : _paddingX + _borderX : 0) : 0);*/
|
|
|
+
|
|
|
+ //set measured width
|
|
|
+ css[_strWidth] = _widthAutoCache ? _strAuto /*width*/ : _strHundredPercent;
|
|
|
+ css[_strMinMinus + _strWidth] = _strHundredPercent;
|
|
|
+
|
|
|
+ //set height auto
|
|
|
+ css[_strHeight] = _strAuto;
|
|
|
+ _targetElement.css(css);
|
|
|
+
|
|
|
+ //measure height
|
|
|
+ origHeight = _targetElementNative[LEXICON.oH];
|
|
|
+ height = MATH.max(origHeight, _targetElementNative[LEXICON.sH] - 1);
|
|
|
+
|
|
|
+ //append correct size values
|
|
|
+ css[_strWidth] = width;
|
|
|
+ css[_strHeight] = height;
|
|
|
+ _textareaCoverElement.css(css);
|
|
|
+
|
|
|
+ //apply min width / min height to prevent textarea collapsing
|
|
|
+ css[_strMinMinus + _strWidth] = minWidth /*+ (!_isBorderBox && _widthAutoCache ? _paddingX + _borderX : 0)*/;
|
|
|
+ css[_strMinMinus + _strHeight] = minHeight /*+ (!_isBorderBox && _heightAutoCache ? _paddingY + _borderY : 0)*/;
|
|
|
+ _targetElement.css(css);
|
|
|
+
|
|
|
+ return {
|
|
|
+ _originalWidth: origWidth,
|
|
|
+ _originalHeight: origHeight,
|
|
|
+ _dynamicWidth: width,
|
|
|
+ _dynamicHeight: height
|
|
|
+ };
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Updates the plugin and DOM to the current options.
|
|
|
+ * This method should only be called if a update is 100% required.
|
|
|
+ * @param updateHints A objects which contains hints for this update:
|
|
|
+ * {
|
|
|
+ * _hostSizeChanged : boolean,
|
|
|
+ * _contentSizeChanged : boolean,
|
|
|
+ * _force : boolean, == preventSwallowing
|
|
|
+ * _changedOptions : { }, == preventSwallowing && preventSleep
|
|
|
+ * }
|
|
|
+ */
|
|
|
+ function update(updateHints) {
|
|
|
+ clearTimeout(_swallowedUpdateTimeout);
|
|
|
+ updateHints = updateHints || {};
|
|
|
+ _swallowedUpdateHints._hostSizeChanged |= updateHints._hostSizeChanged;
|
|
|
+ _swallowedUpdateHints._contentSizeChanged |= updateHints._contentSizeChanged;
|
|
|
+ _swallowedUpdateHints._force |= updateHints._force;
|
|
|
+
|
|
|
+ var now = COMPATIBILITY.now();
|
|
|
+ var hostSizeChanged = !!_swallowedUpdateHints._hostSizeChanged;
|
|
|
+ var contentSizeChanged = !!_swallowedUpdateHints._contentSizeChanged;
|
|
|
+ var force = !!_swallowedUpdateHints._force;
|
|
|
+ var changedOptions = updateHints._changedOptions;
|
|
|
+ var swallow = _swallowUpdateLag > 0 && _initialized && !_destroyed && !force && !changedOptions && (now - _lastUpdateTime) < _swallowUpdateLag && (!_heightAutoCache && !_widthAutoCache);
|
|
|
+ var displayIsHidden;
|
|
|
+
|
|
|
+ if (swallow)
|
|
|
+ _swallowedUpdateTimeout = setTimeout(update, _swallowUpdateLag);
|
|
|
+
|
|
|
+ //abort update due to:
|
|
|
+ //destroyed
|
|
|
+ //swallowing
|
|
|
+ //sleeping
|
|
|
+ //host is hidden or has false display
|
|
|
+ if (_destroyed || swallow || (_sleeping && !changedOptions) || (_initialized && !force && (displayIsHidden = _hostElement.is(':hidden'))) || _hostElement.css('display') === 'inline')
|
|
|
+ return;
|
|
|
+
|
|
|
+ _lastUpdateTime = now;
|
|
|
+ _swallowedUpdateHints = {};
|
|
|
+
|
|
|
+ //if scrollbar styling is possible and native scrollbars aren't overlaid the scrollbar styling will be applied which hides the native scrollbars completely.
|
|
|
+ if (_nativeScrollbarStyling && !(_nativeScrollbarIsOverlaid.x && _nativeScrollbarIsOverlaid.y)) {
|
|
|
+ //native scrollbars are hidden, so change the values to zero
|
|
|
+ _nativeScrollbarSize.x = 0;
|
|
|
+ _nativeScrollbarSize.y = 0;
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ //refresh native scrollbar size (in case of zoom)
|
|
|
+ _nativeScrollbarSize = extendDeep({}, globals.nativeScrollbarSize);
|
|
|
+ }
|
|
|
+
|
|
|
+ // Scrollbar padding is needed for firefox, because firefox hides scrollbar automatically if the size of the div is too small.
|
|
|
+ // The calculation: [scrollbar size +3 *3]
|
|
|
+ // (+3 because of possible decoration e.g. borders, margins etc., but only if native scrollbar is NOT a overlaid scrollbar)
|
|
|
+ // (*3 because (1)increase / (2)decrease -button and (3)resize handle)
|
|
|
+ _nativeScrollbarMinSize = {
|
|
|
+ x: (_nativeScrollbarSize.x + (_nativeScrollbarIsOverlaid.x ? 0 : 3)) * 3,
|
|
|
+ y: (_nativeScrollbarSize.y + (_nativeScrollbarIsOverlaid.y ? 0 : 3)) * 3
|
|
|
+ };
|
|
|
+
|
|
|
+ changedOptions = changedOptions || {};
|
|
|
+ //freezeResizeObserver(_sizeObserverElement, true);
|
|
|
+ //freezeResizeObserver(_sizeAutoObserverElement, true);
|
|
|
+
|
|
|
+ var checkCacheAutoForce = function () {
|
|
|
+ return checkCache.apply(this, [].slice.call(arguments).concat([force]));
|
|
|
+ };
|
|
|
+
|
|
|
+ //save current scroll offset
|
|
|
+ var currScroll = {
|
|
|
+ x: _viewportElement[_strScrollLeft](),
|
|
|
+ y: _viewportElement[_strScrollTop]()
|
|
|
+ };
|
|
|
+
|
|
|
+ var currentPreparedOptionsScrollbars = _currentPreparedOptions.scrollbars;
|
|
|
+ var currentPreparedOptionsTextarea = _currentPreparedOptions.textarea;
|
|
|
+
|
|
|
+ //scrollbars visibility:
|
|
|
+ var scrollbarsVisibility = currentPreparedOptionsScrollbars.visibility;
|
|
|
+ var scrollbarsVisibilityChanged = checkCacheAutoForce(scrollbarsVisibility, _scrollbarsVisibilityCache);
|
|
|
+
|
|
|
+ //scrollbars autoHide:
|
|
|
+ var scrollbarsAutoHide = currentPreparedOptionsScrollbars.autoHide;
|
|
|
+ var scrollbarsAutoHideChanged = checkCacheAutoForce(scrollbarsAutoHide, _scrollbarsAutoHideCache);
|
|
|
+
|
|
|
+ //scrollbars click scrolling
|
|
|
+ var scrollbarsClickScrolling = currentPreparedOptionsScrollbars.clickScrolling;
|
|
|
+ var scrollbarsClickScrollingChanged = checkCacheAutoForce(scrollbarsClickScrolling, _scrollbarsClickScrollingCache);
|
|
|
+
|
|
|
+ //scrollbars drag scrolling
|
|
|
+ var scrollbarsDragScrolling = currentPreparedOptionsScrollbars.dragScrolling;
|
|
|
+ var scrollbarsDragScrollingChanged = checkCacheAutoForce(scrollbarsDragScrolling, _scrollbarsDragScrollingCache);
|
|
|
+
|
|
|
+ //className
|
|
|
+ var className = _currentPreparedOptions.className;
|
|
|
+ var classNameChanged = checkCacheAutoForce(className, _classNameCache);
|
|
|
+
|
|
|
+ //resize
|
|
|
+ var resize = _currentPreparedOptions.resize;
|
|
|
+ var resizeChanged = checkCacheAutoForce(resize, _resizeCache) && !_isBody; //body can't be resized since the window itself acts as resize possibility.
|
|
|
+
|
|
|
+ //paddingAbsolute
|
|
|
+ var paddingAbsolute = _currentPreparedOptions.paddingAbsolute;
|
|
|
+ var paddingAbsoluteChanged = checkCacheAutoForce(paddingAbsolute, _paddingAbsoluteCache);
|
|
|
+
|
|
|
+ //clipAlways
|
|
|
+ var clipAlways = _currentPreparedOptions.clipAlways;
|
|
|
+ var clipAlwaysChanged = checkCacheAutoForce(clipAlways, _clipAlwaysCache);
|
|
|
+
|
|
|
+ //sizeAutoCapable
|
|
|
+ var sizeAutoCapable = _currentPreparedOptions.sizeAutoCapable && !_isBody; //body can never be size auto, because it shall be always as big as the viewport.
|
|
|
+ var sizeAutoCapableChanged = checkCacheAutoForce(sizeAutoCapable, _sizeAutoCapableCache);
|
|
|
+
|
|
|
+ //showNativeScrollbars
|
|
|
+ var ignoreOverlayScrollbarHiding = _currentPreparedOptions.nativeScrollbarsOverlaid.showNativeScrollbars;
|
|
|
+ var ignoreOverlayScrollbarHidingChanged = checkCacheAutoForce(ignoreOverlayScrollbarHiding, _ignoreOverlayScrollbarHidingCache);
|
|
|
+
|
|
|
+ //autoUpdate
|
|
|
+ var autoUpdate = _currentPreparedOptions.autoUpdate;
|
|
|
+ var autoUpdateChanged = checkCacheAutoForce(autoUpdate, _autoUpdateCache);
|
|
|
+
|
|
|
+ //overflowBehavior
|
|
|
+ var overflowBehavior = _currentPreparedOptions.overflowBehavior;
|
|
|
+ var overflowBehaviorChanged = checkCacheAutoForce(overflowBehavior, _overflowBehaviorCache, force);
|
|
|
+
|
|
|
+ //dynWidth:
|
|
|
+ var textareaDynWidth = currentPreparedOptionsTextarea.dynWidth;
|
|
|
+ var textareaDynWidthChanged = checkCacheAutoForce(_textareaDynWidthCache, textareaDynWidth);
|
|
|
+
|
|
|
+ //dynHeight:
|
|
|
+ var textareaDynHeight = currentPreparedOptionsTextarea.dynHeight;
|
|
|
+ var textareaDynHeightChanged = checkCacheAutoForce(_textareaDynHeightCache, textareaDynHeight);
|
|
|
+
|
|
|
+ //scrollbars visibility
|
|
|
+ _scrollbarsAutoHideNever = scrollbarsAutoHide === 'n';
|
|
|
+ _scrollbarsAutoHideScroll = scrollbarsAutoHide === 's';
|
|
|
+ _scrollbarsAutoHideMove = scrollbarsAutoHide === 'm';
|
|
|
+ _scrollbarsAutoHideLeave = scrollbarsAutoHide === 'l';
|
|
|
+
|
|
|
+ //scrollbars autoHideDelay
|
|
|
+ _scrollbarsAutoHideDelay = currentPreparedOptionsScrollbars.autoHideDelay;
|
|
|
+
|
|
|
+ //old className
|
|
|
+ _oldClassName = _classNameCache;
|
|
|
+
|
|
|
+ //resize
|
|
|
+ _resizeNone = resize === 'n';
|
|
|
+ _resizeBoth = resize === 'b';
|
|
|
+ _resizeHorizontal = resize === 'h';
|
|
|
+ _resizeVertical = resize === 'v';
|
|
|
+
|
|
|
+ //normalizeRTL
|
|
|
+ _normalizeRTLCache = _currentPreparedOptions.normalizeRTL;
|
|
|
+
|
|
|
+ //ignore overlay scrollbar hiding
|
|
|
+ ignoreOverlayScrollbarHiding = ignoreOverlayScrollbarHiding && (_nativeScrollbarIsOverlaid.x && _nativeScrollbarIsOverlaid.y);
|
|
|
+
|
|
|
+ //refresh options cache
|
|
|
+ _scrollbarsVisibilityCache = scrollbarsVisibility;
|
|
|
+ _scrollbarsAutoHideCache = scrollbarsAutoHide;
|
|
|
+ _scrollbarsClickScrollingCache = scrollbarsClickScrolling;
|
|
|
+ _scrollbarsDragScrollingCache = scrollbarsDragScrolling;
|
|
|
+ _classNameCache = className;
|
|
|
+ _resizeCache = resize;
|
|
|
+ _paddingAbsoluteCache = paddingAbsolute;
|
|
|
+ _clipAlwaysCache = clipAlways;
|
|
|
+ _sizeAutoCapableCache = sizeAutoCapable;
|
|
|
+ _ignoreOverlayScrollbarHidingCache = ignoreOverlayScrollbarHiding;
|
|
|
+ _autoUpdateCache = autoUpdate;
|
|
|
+ _overflowBehaviorCache = extendDeep({}, overflowBehavior);
|
|
|
+ _textareaDynWidthCache = textareaDynWidth;
|
|
|
+ _textareaDynHeightCache = textareaDynHeight;
|
|
|
+ _hasOverflowCache = _hasOverflowCache || { x: false, y: false };
|
|
|
+
|
|
|
+ //set correct class name to the host element
|
|
|
+ if (classNameChanged) {
|
|
|
+ removeClass(_hostElement, _oldClassName + _strSpace + _classNameThemeNone);
|
|
|
+ addClass(_hostElement, className !== undefined && className !== null && className.length > 0 ? className : _classNameThemeNone);
|
|
|
+ }
|
|
|
+
|
|
|
+ //set correct auto Update
|
|
|
+ if (autoUpdateChanged) {
|
|
|
+ if (autoUpdate === true || (autoUpdate === null && _autoUpdateRecommended)) {
|
|
|
+ disconnectMutationObservers();
|
|
|
+ autoUpdateLoop.add(_base);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ autoUpdateLoop.remove(_base);
|
|
|
+ connectMutationObservers();
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ //activate or deactivate size auto capability
|
|
|
+ if (sizeAutoCapableChanged) {
|
|
|
+ if (sizeAutoCapable) {
|
|
|
+ if (_contentGlueElement) {
|
|
|
+ _contentGlueElement.show();
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ _contentGlueElement = FRAMEWORK(generateDiv(_classNameContentGlueElement));
|
|
|
+ _paddingElement.before(_contentGlueElement);
|
|
|
+ }
|
|
|
+ if (_sizeAutoObserverAdded) {
|
|
|
+ _sizeAutoObserverElement.show();
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ _sizeAutoObserverElement = FRAMEWORK(generateDiv(_classNameSizeAutoObserverElement));
|
|
|
+ _sizeAutoObserverElementNative = _sizeAutoObserverElement[0];
|
|
|
+
|
|
|
+ _contentGlueElement.before(_sizeAutoObserverElement);
|
|
|
+ var oldSize = { w: -1, h: -1 };
|
|
|
+ setupResizeObserver(_sizeAutoObserverElement, function () {
|
|
|
+ var newSize = {
|
|
|
+ w: _sizeAutoObserverElementNative[LEXICON.oW],
|
|
|
+ h: _sizeAutoObserverElementNative[LEXICON.oH]
|
|
|
+ };
|
|
|
+ if (checkCache(newSize, oldSize)) {
|
|
|
+ if (_initialized && (_heightAutoCache && newSize.h > 0) || (_widthAutoCache && newSize.w > 0)) {
|
|
|
+ update();
|
|
|
+ }
|
|
|
+ else if (_initialized && (!_heightAutoCache && newSize.h === 0) || (!_widthAutoCache && newSize.w === 0)) {
|
|
|
+ update();
|
|
|
+ }
|
|
|
+ }
|
|
|
+ oldSize = newSize;
|
|
|
+ });
|
|
|
+ _sizeAutoObserverAdded = true;
|
|
|
+ //fix heightAuto detector bug if height is fixed but contentHeight is 0.
|
|
|
+ //the probability this bug will ever happen is very very low, thats why its ok if we use calc which isn't supported in IE8.
|
|
|
+ if (_cssCalc !== null)
|
|
|
+ _sizeAutoObserverElement.css(_strHeight, _cssCalc + '(100% + 1px)');
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ if (_sizeAutoObserverAdded)
|
|
|
+ _sizeAutoObserverElement.hide();
|
|
|
+ if (_contentGlueElement)
|
|
|
+ _contentGlueElement.hide();
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ //if force, update all resizeObservers too
|
|
|
+ if (force) {
|
|
|
+ _sizeObserverElement.find('*').trigger(_strScroll);
|
|
|
+ if (_sizeAutoObserverAdded)
|
|
|
+ _sizeAutoObserverElement.find('*').trigger(_strScroll);
|
|
|
+ }
|
|
|
+
|
|
|
+ //display hidden:
|
|
|
+ displayIsHidden = displayIsHidden === undefined ? _hostElement.is(':hidden') : displayIsHidden;
|
|
|
+
|
|
|
+ //textarea AutoWrapping:
|
|
|
+ var textareaAutoWrapping = _isTextarea ? _targetElement.attr('wrap') !== 'off' : false;
|
|
|
+ var textareaAutoWrappingChanged = checkCacheAutoForce(textareaAutoWrapping, _textareaAutoWrappingCache);
|
|
|
+
|
|
|
+ //detect direction:
|
|
|
+ var cssDirection = _hostElement.css('direction');
|
|
|
+ var cssDirectionChanged = checkCacheAutoForce(cssDirection, _cssDirectionCache);
|
|
|
+
|
|
|
+ //detect box-sizing:
|
|
|
+ var boxSizing = _hostElement.css('box-sizing');
|
|
|
+ var boxSizingChanged = checkCacheAutoForce(boxSizing, _cssBoxSizingCache);
|
|
|
+
|
|
|
+ //detect padding:
|
|
|
+ var padding = getTopRightBottomLeftHost(_strPaddingMinus);
|
|
|
+
|
|
|
+ //width + height auto detecting var:
|
|
|
+ var sizeAutoObserverElementBCRect;
|
|
|
+ //exception occurs in IE8 sometimes (unknown exception)
|
|
|
+ try {
|
|
|
+ sizeAutoObserverElementBCRect = _sizeAutoObserverAdded ? _sizeAutoObserverElementNative[LEXICON.bCR]() : null;
|
|
|
+ } catch (ex) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ _isRTL = cssDirection === 'rtl';
|
|
|
+ _isBorderBox = (boxSizing === 'border-box');
|
|
|
+ var isRTLLeft = _isRTL ? _strLeft : _strRight;
|
|
|
+ var isRTLRight = _isRTL ? _strRight : _strLeft;
|
|
|
+
|
|
|
+ //detect width auto:
|
|
|
+ var widthAutoResizeDetection = false;
|
|
|
+ var widthAutoObserverDetection = (_sizeAutoObserverAdded && (_hostElement.css(_strFloat) !== 'none' /*|| _isTextarea */)) ? (MATH.round(sizeAutoObserverElementBCRect.right - sizeAutoObserverElementBCRect.left) === 0) && (!paddingAbsolute ? (_hostElementNative[LEXICON.cW] - _paddingX) > 0 : true) : false;
|
|
|
+ if (sizeAutoCapable && !widthAutoObserverDetection) {
|
|
|
+ var tmpCurrHostWidth = _hostElementNative[LEXICON.oW];
|
|
|
+ var tmpCurrContentGlueWidth = _contentGlueElement.css(_strWidth);
|
|
|
+ _contentGlueElement.css(_strWidth, _strAuto);
|
|
|
+
|
|
|
+ var tmpNewHostWidth = _hostElementNative[LEXICON.oW];
|
|
|
+ _contentGlueElement.css(_strWidth, tmpCurrContentGlueWidth);
|
|
|
+ widthAutoResizeDetection = tmpCurrHostWidth !== tmpNewHostWidth;
|
|
|
+ if (!widthAutoResizeDetection) {
|
|
|
+ _contentGlueElement.css(_strWidth, tmpCurrHostWidth + 1);
|
|
|
+ tmpNewHostWidth = _hostElementNative[LEXICON.oW];
|
|
|
+ _contentGlueElement.css(_strWidth, tmpCurrContentGlueWidth);
|
|
|
+ widthAutoResizeDetection = tmpCurrHostWidth !== tmpNewHostWidth;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ var widthAuto = (widthAutoObserverDetection || widthAutoResizeDetection) && sizeAutoCapable && !displayIsHidden;
|
|
|
+ var widthAutoChanged = checkCacheAutoForce(widthAuto, _widthAutoCache);
|
|
|
+ var wasWidthAuto = !widthAuto && _widthAutoCache;
|
|
|
+
|
|
|
+ //detect height auto:
|
|
|
+ var heightAuto = _sizeAutoObserverAdded && sizeAutoCapable && !displayIsHidden ? (MATH.round(sizeAutoObserverElementBCRect.bottom - sizeAutoObserverElementBCRect.top) === 0) /* && (!paddingAbsolute && (_msieVersion > 9 || !_msieVersion) ? true : true) */ : false;
|
|
|
+ var heightAutoChanged = checkCacheAutoForce(heightAuto, _heightAutoCache);
|
|
|
+ var wasHeightAuto = !heightAuto && _heightAutoCache;
|
|
|
+
|
|
|
+ //detect border:
|
|
|
+ //we need the border only if border box and auto size
|
|
|
+ var updateBorderX = (widthAuto && _isBorderBox) || !_isBorderBox;
|
|
|
+ var updateBorderY = (heightAuto && _isBorderBox) || !_isBorderBox;
|
|
|
+ var border = getTopRightBottomLeftHost(_strBorderMinus, '-' + _strWidth, !updateBorderX, !updateBorderY)
|
|
|
+
|
|
|
+ //detect margin:
|
|
|
+ var margin = getTopRightBottomLeftHost(_strMarginMinus);
|
|
|
+
|
|
|
+ //vars to apply correct css
|
|
|
+ var contentElementCSS = {};
|
|
|
+ var contentGlueElementCSS = {};
|
|
|
+
|
|
|
+ //funcs
|
|
|
+ var getHostSize = function () {
|
|
|
+ //has to be clientSize because offsetSize respect borders
|
|
|
+ return {
|
|
|
+ w: _hostElementNative[LEXICON.cW],
|
|
|
+ h: _hostElementNative[LEXICON.cH]
|
|
|
+ };
|
|
|
+ };
|
|
|
+ var getViewportSize = function () {
|
|
|
+ //viewport size is padding container because it never has padding, margin and a border
|
|
|
+ //determine zoom rounding error -> sometimes scrollWidth/Height is smaller than clientWidth/Height
|
|
|
+ //if this happens add the difference to the viewportSize to compensate the rounding error
|
|
|
+ return {
|
|
|
+ w: _paddingElementNative[LEXICON.oW] + MATH.max(0, _contentElementNative[LEXICON.cW] - _contentElementNative[LEXICON.sW]),
|
|
|
+ h: _paddingElementNative[LEXICON.oH] + MATH.max(0, _contentElementNative[LEXICON.cH] - _contentElementNative[LEXICON.sH])
|
|
|
+ };
|
|
|
+ };
|
|
|
+
|
|
|
+ //set info for padding
|
|
|
+ var paddingAbsoluteX = _paddingX = padding.l + padding.r;
|
|
|
+ var paddingAbsoluteY = _paddingY = padding.t + padding.b;
|
|
|
+ paddingAbsoluteX *= paddingAbsolute ? 1 : 0;
|
|
|
+ paddingAbsoluteY *= paddingAbsolute ? 1 : 0;
|
|
|
+ padding.c = checkCacheAutoForce(padding, _cssPaddingCache);
|
|
|
+
|
|
|
+ //set info for border
|
|
|
+ _borderX = border.l + border.r;
|
|
|
+ _borderY = border.t + border.b;
|
|
|
+ border.c = checkCacheAutoForce(border, _cssBorderCache);
|
|
|
+
|
|
|
+ //set info for margin
|
|
|
+ _marginX = margin.l + margin.r;
|
|
|
+ _marginY = margin.t + margin.b;
|
|
|
+ margin.c = checkCacheAutoForce(margin, _cssMarginCache);
|
|
|
+
|
|
|
+ //refresh cache
|
|
|
+ _textareaAutoWrappingCache = textareaAutoWrapping;
|
|
|
+ _cssDirectionCache = cssDirection;
|
|
|
+ _cssBoxSizingCache = boxSizing;
|
|
|
+ _widthAutoCache = widthAuto;
|
|
|
+ _heightAutoCache = heightAuto;
|
|
|
+ _cssPaddingCache = padding;
|
|
|
+ _cssBorderCache = border;
|
|
|
+ _cssMarginCache = margin;
|
|
|
+
|
|
|
+ //IEFix direction changed
|
|
|
+ if (cssDirectionChanged && _sizeAutoObserverAdded)
|
|
|
+ _sizeAutoObserverElement.css(_strFloat, isRTLRight);
|
|
|
+
|
|
|
+ //apply padding:
|
|
|
+ if (padding.c || cssDirectionChanged || paddingAbsoluteChanged || widthAutoChanged || heightAutoChanged || boxSizingChanged || sizeAutoCapableChanged) {
|
|
|
+ var paddingElementCSS = {};
|
|
|
+ var textareaCSS = {};
|
|
|
+ var paddingValues = [padding.t, padding.r, padding.b, padding.l];
|
|
|
+
|
|
|
+ setTopRightBottomLeft(contentGlueElementCSS, _strMarginMinus, [-padding.t, -padding.r, -padding.b, -padding.l]);
|
|
|
+ if (paddingAbsolute) {
|
|
|
+ setTopRightBottomLeft(paddingElementCSS, _strEmpty, paddingValues);
|
|
|
+ setTopRightBottomLeft(_isTextarea ? textareaCSS : contentElementCSS, _strPaddingMinus);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ setTopRightBottomLeft(paddingElementCSS, _strEmpty);
|
|
|
+ setTopRightBottomLeft(_isTextarea ? textareaCSS : contentElementCSS, _strPaddingMinus, paddingValues);
|
|
|
+ }
|
|
|
+
|
|
|
+ _paddingElement.css(paddingElementCSS);
|
|
|
+ _targetElement.css(textareaCSS);
|
|
|
+ }
|
|
|
+
|
|
|
+ //viewport size is padding container because it never has padding, margin and a border.
|
|
|
+ _viewportSize = getViewportSize();
|
|
|
+
|
|
|
+ //update Textarea
|
|
|
+ var textareaSize = _isTextarea ? textareaUpdate() : false;
|
|
|
+ var textareaSizeChanged = _isTextarea && checkCacheAutoForce(textareaSize, _textareaSizeCache);
|
|
|
+ var textareaDynOrigSize = _isTextarea && textareaSize ? {
|
|
|
+ w: textareaDynWidth ? textareaSize._dynamicWidth : textareaSize._originalWidth,
|
|
|
+ h: textareaDynHeight ? textareaSize._dynamicHeight : textareaSize._originalHeight
|
|
|
+ } : {};
|
|
|
+ _textareaSizeCache = textareaSize;
|
|
|
+
|
|
|
+ //fix height auto / width auto in cooperation with current padding & boxSizing behavior:
|
|
|
+ if (heightAuto && (heightAutoChanged || paddingAbsoluteChanged || boxSizingChanged || padding.c || border.c)) {
|
|
|
+ contentElementCSS[_strHeight] = _strAuto;
|
|
|
+ }
|
|
|
+ else if (heightAutoChanged || paddingAbsoluteChanged) {
|
|
|
+ contentElementCSS[_strHeight] = _strHundredPercent;
|
|
|
+ }
|
|
|
+ if (widthAuto && (widthAutoChanged || paddingAbsoluteChanged || boxSizingChanged || padding.c || border.c || cssDirectionChanged)) {
|
|
|
+ contentElementCSS[_strWidth] = _strAuto;
|
|
|
+ contentGlueElementCSS[_strMaxMinus + _strWidth] = _strHundredPercent; //IE Fix
|
|
|
+ }
|
|
|
+ else if (widthAutoChanged || paddingAbsoluteChanged) {
|
|
|
+ contentElementCSS[_strWidth] = _strHundredPercent;
|
|
|
+ contentElementCSS[_strFloat] = _strEmpty;
|
|
|
+ contentGlueElementCSS[_strMaxMinus + _strWidth] = _strEmpty; //IE Fix
|
|
|
+ }
|
|
|
+ if (widthAuto) {
|
|
|
+ //textareaDynOrigSize.w || _strAuto :: doesnt works because applied margin will shift width
|
|
|
+ contentGlueElementCSS[_strWidth] = _strAuto;
|
|
|
+
|
|
|
+ contentElementCSS[_strWidth] = VENDORS._cssPropertyValue(_strWidth, 'max-content intrinsic') || _strAuto;
|
|
|
+ contentElementCSS[_strFloat] = isRTLRight;
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ contentGlueElementCSS[_strWidth] = _strEmpty;
|
|
|
+ }
|
|
|
+ if (heightAuto) {
|
|
|
+ //textareaDynOrigSize.h || _contentElementNative[LEXICON.cH] :: use for anti scroll jumping
|
|
|
+ contentGlueElementCSS[_strHeight] = textareaDynOrigSize.h || _contentElementNative[LEXICON.cH];
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ contentGlueElementCSS[_strHeight] = _strEmpty;
|
|
|
+ }
|
|
|
+ if (sizeAutoCapable)
|
|
|
+ _contentGlueElement.css(contentGlueElementCSS);
|
|
|
+ _contentElement.css(contentElementCSS);
|
|
|
+
|
|
|
+ //CHECKPOINT HERE ~
|
|
|
+ contentElementCSS = {};
|
|
|
+ contentGlueElementCSS = {};
|
|
|
+
|
|
|
+ //if [content(host) client / scroll size, or target element direction, or content(host) max-sizes] changed, or force is true
|
|
|
+ if (hostSizeChanged || contentSizeChanged || textareaSizeChanged || cssDirectionChanged || boxSizingChanged || paddingAbsoluteChanged || widthAutoChanged || widthAuto || heightAutoChanged || heightAuto || ignoreOverlayScrollbarHidingChanged || overflowBehaviorChanged || clipAlwaysChanged || resizeChanged || scrollbarsVisibilityChanged || scrollbarsAutoHideChanged || scrollbarsDragScrollingChanged || scrollbarsClickScrollingChanged || textareaDynWidthChanged || textareaDynHeightChanged || textareaAutoWrappingChanged) {
|
|
|
+ var strOverflow = 'overflow';
|
|
|
+ var strOverflowX = strOverflow + '-x';
|
|
|
+ var strOverflowY = strOverflow + '-y';
|
|
|
+ var strHidden = 'hidden';
|
|
|
+ var strVisible = 'visible';
|
|
|
+
|
|
|
+ //Reset the viewport (very important for natively overlaid scrollbars and zoom change
|
|
|
+ //don't change the overflow prop as it is very expensive and affects performance !A LOT!
|
|
|
+ if (!_nativeScrollbarStyling) {
|
|
|
+ var viewportElementResetCSS = {};
|
|
|
+ var resetXTmp = _hasOverflowCache.y && _hideOverflowCache.ys && !ignoreOverlayScrollbarHiding ? (_nativeScrollbarIsOverlaid.y ? _viewportElement.css(isRTLLeft) : -_nativeScrollbarSize.y) : 0;
|
|
|
+ var resetBottomTmp = _hasOverflowCache.x && _hideOverflowCache.xs && !ignoreOverlayScrollbarHiding ? (_nativeScrollbarIsOverlaid.x ? _viewportElement.css(_strBottom) : -_nativeScrollbarSize.x) : 0;
|
|
|
+ setTopRightBottomLeft(viewportElementResetCSS, _strEmpty);
|
|
|
+ _viewportElement.css(viewportElementResetCSS);
|
|
|
+ }
|
|
|
+
|
|
|
+ //measure several sizes:
|
|
|
+ var contentMeasureElement = getContentMeasureElement();
|
|
|
+ //in Firefox content element has to have overflow hidden, else element margins aren't calculated properly, this element prevents this bug, but only if scrollbars aren't overlaid
|
|
|
+ var contentSize = {
|
|
|
+ //use clientSize because natively overlaidScrollbars add borders
|
|
|
+ w: textareaDynOrigSize.w || contentMeasureElement[LEXICON.cW],
|
|
|
+ h: textareaDynOrigSize.h || contentMeasureElement[LEXICON.cH]
|
|
|
+ };
|
|
|
+ var scrollSize = {
|
|
|
+ w: contentMeasureElement[LEXICON.sW],
|
|
|
+ h: contentMeasureElement[LEXICON.sH]
|
|
|
+ };
|
|
|
+
|
|
|
+ //apply the correct viewport style and measure viewport size
|
|
|
+ if (!_nativeScrollbarStyling) {
|
|
|
+ viewportElementResetCSS[_strBottom] = wasHeightAuto ? _strEmpty : resetBottomTmp;
|
|
|
+ viewportElementResetCSS[isRTLLeft] = wasWidthAuto ? _strEmpty : resetXTmp;
|
|
|
+ _viewportElement.css(viewportElementResetCSS);
|
|
|
+ }
|
|
|
+ _viewportSize = getViewportSize();
|
|
|
+
|
|
|
+ //measure and correct several sizes
|
|
|
+ var hostSize = getHostSize();
|
|
|
+ var hostAbsoluteRectSize = {
|
|
|
+ w: hostSize.w - _marginX - _borderX - (_isBorderBox ? 0 : _paddingX),
|
|
|
+ h: hostSize.h - _marginY - _borderY - (_isBorderBox ? 0 : _paddingY)
|
|
|
+ };
|
|
|
+ var contentGlueSize = {
|
|
|
+ //client/scrollSize + AbsolutePadding -> because padding is only applied to the paddingElement if its absolute, so you have to add it manually
|
|
|
+ //hostSize is clientSize -> so padding should be added manually, right? FALSE! Because content glue is inside hostElement, so we don't have to worry about padding
|
|
|
+ w: MATH.max((widthAuto ? contentSize.w : scrollSize.w) + paddingAbsoluteX, hostAbsoluteRectSize.w),
|
|
|
+ h: MATH.max((heightAuto ? contentSize.h : scrollSize.h) + paddingAbsoluteY, hostAbsoluteRectSize.h)
|
|
|
+ };
|
|
|
+ contentGlueSize.c = checkCacheAutoForce(contentGlueSize, _contentGlueSizeCache);
|
|
|
+ _contentGlueSizeCache = contentGlueSize;
|
|
|
+
|
|
|
+ //apply correct contentGlue size
|
|
|
+ if (sizeAutoCapable) {
|
|
|
+ //size contentGlue correctly to make sure the element has correct size if the sizing switches to auto
|
|
|
+ if (contentGlueSize.c || (heightAuto || widthAuto)) {
|
|
|
+ contentGlueElementCSS[_strWidth] = contentGlueSize.w;
|
|
|
+ contentGlueElementCSS[_strHeight] = contentGlueSize.h;
|
|
|
+
|
|
|
+ //textarea-sizes are already calculated correctly at this point
|
|
|
+ if (!_isTextarea) {
|
|
|
+ contentSize = {
|
|
|
+ //use clientSize because natively overlaidScrollbars add borders
|
|
|
+ w: contentMeasureElement[LEXICON.cW],
|
|
|
+ h: contentMeasureElement[LEXICON.cH]
|
|
|
+ };
|
|
|
+ }
|
|
|
+ }
|
|
|
+ var textareaCoverCSS = {};
|
|
|
+ var setContentGlueElementCSSfunction = function (horizontal) {
|
|
|
+ var scrollbarVars = getScrollbarVars(horizontal);
|
|
|
+ var wh = scrollbarVars._w_h;
|
|
|
+ var strWH = scrollbarVars._width_height;
|
|
|
+ var autoSize = horizontal ? widthAuto : heightAuto;
|
|
|
+ var borderSize = horizontal ? _borderX : _borderY;
|
|
|
+ var paddingSize = horizontal ? _paddingX : _paddingY;
|
|
|
+ var marginSize = horizontal ? _marginX : _marginY;
|
|
|
+ var viewportSize = _viewportSize[wh] - borderSize - marginSize - (_isBorderBox ? 0 : paddingSize);
|
|
|
+
|
|
|
+ //make contentGlue size -1 if element is not auto sized, to make sure that a resize event happens when the element shrinks
|
|
|
+ if (!autoSize || (!autoSize && border.c))
|
|
|
+ contentGlueElementCSS[strWH] = hostAbsoluteRectSize[wh] - 1;
|
|
|
+
|
|
|
+ //if size is auto and host is smaller than size as min size, make content glue size -1 to make sure size changes will be detected (this is only needed if padding is 0)
|
|
|
+ if (autoSize && (contentSize[wh] < viewportSize) && (horizontal && _isTextarea ? !textareaAutoWrapping : true)) {
|
|
|
+ if (_isTextarea)
|
|
|
+ textareaCoverCSS[strWH] = parseToZeroOrNumber(_textareaCoverElement.css(strWH)) - 1;
|
|
|
+ contentGlueElementCSS[strWH] -= 1;
|
|
|
+ }
|
|
|
+
|
|
|
+ //make sure content glue size is at least 1
|
|
|
+ if (contentSize[wh] > 0)
|
|
|
+ contentGlueElementCSS[strWH] = MATH.max(1, contentGlueElementCSS[strWH]);
|
|
|
+ };
|
|
|
+ setContentGlueElementCSSfunction(true);
|
|
|
+ setContentGlueElementCSSfunction(false);
|
|
|
+
|
|
|
+ if (_isTextarea)
|
|
|
+ _textareaCoverElement.css(textareaCoverCSS);
|
|
|
+ _contentGlueElement.css(contentGlueElementCSS);
|
|
|
+ }
|
|
|
+ if (widthAuto)
|
|
|
+ contentElementCSS[_strWidth] = _strHundredPercent;
|
|
|
+ if (widthAuto && !_isBorderBox && !_mutationObserversConnected)
|
|
|
+ contentElementCSS[_strFloat] = 'none';
|
|
|
+
|
|
|
+ //apply and reset content style
|
|
|
+ _contentElement.css(contentElementCSS);
|
|
|
+ contentElementCSS = {};
|
|
|
+
|
|
|
+ //measure again, but this time all correct sizes:
|
|
|
+ var contentScrollSize = {
|
|
|
+ w: contentMeasureElement[LEXICON.sW],
|
|
|
+ h: contentMeasureElement[LEXICON.sH],
|
|
|
+ };
|
|
|
+ contentScrollSize.c = contentSizeChanged = checkCacheAutoForce(contentScrollSize, _contentScrollSizeCache);
|
|
|
+ _contentScrollSizeCache = contentScrollSize;
|
|
|
+
|
|
|
+ //refresh viewport size after correct measuring
|
|
|
+ _viewportSize = getViewportSize();
|
|
|
+
|
|
|
+ hostSize = getHostSize();
|
|
|
+ hostSizeChanged = checkCacheAutoForce(hostSize, _hostSizeCache);
|
|
|
+ _hostSizeCache = hostSize;
|
|
|
+
|
|
|
+ var hideOverflowForceTextarea = _isTextarea && (_viewportSize.w === 0 || _viewportSize.h === 0);
|
|
|
+ var previousOverflowAmount = _overflowAmountCache;
|
|
|
+ var overflowBehaviorIsVS = {};
|
|
|
+ var overflowBehaviorIsVH = {};
|
|
|
+ var overflowBehaviorIsS = {};
|
|
|
+ var overflowAmount = {};
|
|
|
+ var hasOverflow = {};
|
|
|
+ var hideOverflow = {};
|
|
|
+ var canScroll = {};
|
|
|
+ var viewportRect = _paddingElementNative[LEXICON.bCR]();
|
|
|
+ var setOverflowVariables = function (horizontal) {
|
|
|
+ var scrollbarVars = getScrollbarVars(horizontal);
|
|
|
+ var scrollbarVarsInverted = getScrollbarVars(!horizontal);
|
|
|
+ var xyI = scrollbarVarsInverted._x_y;
|
|
|
+ var xy = scrollbarVars._x_y;
|
|
|
+ var wh = scrollbarVars._w_h;
|
|
|
+ var widthHeight = scrollbarVars._width_height;
|
|
|
+ var scrollMax = _strScroll + scrollbarVars._Left_Top + 'Max';
|
|
|
+ var fractionalOverflowAmount = viewportRect[widthHeight] ? MATH.abs(viewportRect[widthHeight] - _viewportSize[wh]) : 0;
|
|
|
+ var checkFractionalOverflowAmount = previousOverflowAmount && previousOverflowAmount[xy] > 0 && _viewportElementNative[scrollMax] === 0;
|
|
|
+ overflowBehaviorIsVS[xy] = overflowBehavior[xy] === 'v-s';
|
|
|
+ overflowBehaviorIsVH[xy] = overflowBehavior[xy] === 'v-h';
|
|
|
+ overflowBehaviorIsS[xy] = overflowBehavior[xy] === 's';
|
|
|
+ overflowAmount[xy] = MATH.max(0, MATH.round((contentScrollSize[wh] - _viewportSize[wh]) * 100) / 100);
|
|
|
+ overflowAmount[xy] *= (hideOverflowForceTextarea || (checkFractionalOverflowAmount && fractionalOverflowAmount > 0 && fractionalOverflowAmount < 1)) ? 0 : 1;
|
|
|
+ hasOverflow[xy] = overflowAmount[xy] > 0;
|
|
|
+
|
|
|
+ //hideOverflow:
|
|
|
+ //x || y : true === overflow is hidden by "overflow: scroll" OR "overflow: hidden"
|
|
|
+ //xs || ys : true === overflow is hidden by "overflow: scroll"
|
|
|
+ hideOverflow[xy] = overflowBehaviorIsVS[xy] || overflowBehaviorIsVH[xy] ? (hasOverflow[xyI] && !overflowBehaviorIsVS[xyI] && !overflowBehaviorIsVH[xyI]) : hasOverflow[xy];
|
|
|
+ hideOverflow[xy + 's'] = hideOverflow[xy] ? (overflowBehaviorIsS[xy] || overflowBehaviorIsVS[xy]) : false;
|
|
|
+
|
|
|
+ canScroll[xy] = hasOverflow[xy] && hideOverflow[xy + 's'];
|
|
|
+ };
|
|
|
+ setOverflowVariables(true);
|
|
|
+ setOverflowVariables(false);
|
|
|
+
|
|
|
+ overflowAmount.c = checkCacheAutoForce(overflowAmount, _overflowAmountCache);
|
|
|
+ _overflowAmountCache = overflowAmount;
|
|
|
+ hasOverflow.c = checkCacheAutoForce(hasOverflow, _hasOverflowCache);
|
|
|
+ _hasOverflowCache = hasOverflow;
|
|
|
+ hideOverflow.c = checkCacheAutoForce(hideOverflow, _hideOverflowCache);
|
|
|
+ _hideOverflowCache = hideOverflow;
|
|
|
+
|
|
|
+ //if native scrollbar is overlay at x OR y axis, prepare DOM
|
|
|
+ if (_nativeScrollbarIsOverlaid.x || _nativeScrollbarIsOverlaid.y) {
|
|
|
+ var borderDesign = 'px solid transparent';
|
|
|
+ var contentArrangeElementCSS = {};
|
|
|
+ var arrangeContent = {};
|
|
|
+ var arrangeChanged = force;
|
|
|
+ var setContentElementCSS;
|
|
|
+
|
|
|
+ if (hasOverflow.x || hasOverflow.y) {
|
|
|
+ arrangeContent.w = _nativeScrollbarIsOverlaid.y && hasOverflow.y ? contentScrollSize.w + _overlayScrollbarDummySize.y : _strEmpty;
|
|
|
+ arrangeContent.h = _nativeScrollbarIsOverlaid.x && hasOverflow.x ? contentScrollSize.h + _overlayScrollbarDummySize.x : _strEmpty;
|
|
|
+ arrangeChanged = checkCacheAutoForce(arrangeContent, _arrangeContentSizeCache);
|
|
|
+ _arrangeContentSizeCache = arrangeContent;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (hasOverflow.c || hideOverflow.c || contentScrollSize.c || cssDirectionChanged || widthAutoChanged || heightAutoChanged || widthAuto || heightAuto || ignoreOverlayScrollbarHidingChanged) {
|
|
|
+ contentElementCSS[_strMarginMinus + isRTLRight] = contentElementCSS[_strBorderMinus + isRTLRight] = _strEmpty;
|
|
|
+ setContentElementCSS = function (horizontal) {
|
|
|
+ var scrollbarVars = getScrollbarVars(horizontal);
|
|
|
+ var scrollbarVarsInverted = getScrollbarVars(!horizontal);
|
|
|
+ var xy = scrollbarVars._x_y;
|
|
|
+ var strDirection = horizontal ? _strBottom : isRTLLeft;
|
|
|
+ var invertedAutoSize = horizontal ? heightAuto : widthAuto;
|
|
|
+
|
|
|
+ if (_nativeScrollbarIsOverlaid[xy] && hasOverflow[xy] && hideOverflow[xy + 's']) {
|
|
|
+ contentElementCSS[_strMarginMinus + strDirection] = invertedAutoSize ? (ignoreOverlayScrollbarHiding ? _strEmpty : _overlayScrollbarDummySize[xy]) : _strEmpty;
|
|
|
+ contentElementCSS[_strBorderMinus + strDirection] = ((horizontal ? !invertedAutoSize : true) && !ignoreOverlayScrollbarHiding) ? (_overlayScrollbarDummySize[xy] + borderDesign) : _strEmpty;
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ arrangeContent[scrollbarVarsInverted._w_h] =
|
|
|
+ contentElementCSS[_strMarginMinus + strDirection] =
|
|
|
+ contentElementCSS[_strBorderMinus + strDirection] = _strEmpty;
|
|
|
+ arrangeChanged = true;
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ if (_nativeScrollbarStyling) {
|
|
|
+ addRemoveClass(_viewportElement, _classNameViewportNativeScrollbarsInvisible, !ignoreOverlayScrollbarHiding)
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ setContentElementCSS(true);
|
|
|
+ setContentElementCSS(false);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (ignoreOverlayScrollbarHiding) {
|
|
|
+ arrangeContent.w = arrangeContent.h = _strEmpty;
|
|
|
+ arrangeChanged = true;
|
|
|
+ }
|
|
|
+ if (arrangeChanged && !_nativeScrollbarStyling) {
|
|
|
+ contentArrangeElementCSS[_strWidth] = hideOverflow.y ? arrangeContent.w : _strEmpty;
|
|
|
+ contentArrangeElementCSS[_strHeight] = hideOverflow.x ? arrangeContent.h : _strEmpty;
|
|
|
+
|
|
|
+ if (!_contentArrangeElement) {
|
|
|
+ _contentArrangeElement = FRAMEWORK(generateDiv(_classNameContentArrangeElement));
|
|
|
+ _viewportElement.prepend(_contentArrangeElement);
|
|
|
+ }
|
|
|
+ _contentArrangeElement.css(contentArrangeElementCSS);
|
|
|
+ }
|
|
|
+ _contentElement.css(contentElementCSS);
|
|
|
+ }
|
|
|
+
|
|
|
+ var viewportElementCSS = {};
|
|
|
+ var paddingElementCSS = {};
|
|
|
+ var setViewportCSS;
|
|
|
+ if (hostSizeChanged || hasOverflow.c || hideOverflow.c || contentScrollSize.c || overflowBehaviorChanged || boxSizingChanged || ignoreOverlayScrollbarHidingChanged || cssDirectionChanged || clipAlwaysChanged || heightAutoChanged) {
|
|
|
+ viewportElementCSS[isRTLRight] = _strEmpty;
|
|
|
+ setViewportCSS = function (horizontal) {
|
|
|
+ var scrollbarVars = getScrollbarVars(horizontal);
|
|
|
+ var scrollbarVarsInverted = getScrollbarVars(!horizontal);
|
|
|
+ var xy = scrollbarVars._x_y;
|
|
|
+ var XY = scrollbarVars._X_Y;
|
|
|
+ var strDirection = horizontal ? _strBottom : isRTLLeft;
|
|
|
+
|
|
|
+ var reset = function () {
|
|
|
+ viewportElementCSS[strDirection] = _strEmpty;
|
|
|
+ _contentBorderSize[scrollbarVarsInverted._w_h] = 0;
|
|
|
+ };
|
|
|
+ if (hasOverflow[xy] && hideOverflow[xy + 's']) {
|
|
|
+ viewportElementCSS[strOverflow + XY] = _strScroll;
|
|
|
+ if (ignoreOverlayScrollbarHiding || _nativeScrollbarStyling) {
|
|
|
+ reset();
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ viewportElementCSS[strDirection] = -(_nativeScrollbarIsOverlaid[xy] ? _overlayScrollbarDummySize[xy] : _nativeScrollbarSize[xy]);
|
|
|
+ _contentBorderSize[scrollbarVarsInverted._w_h] = _nativeScrollbarIsOverlaid[xy] ? _overlayScrollbarDummySize[scrollbarVarsInverted._x_y] : 0;
|
|
|
+ }
|
|
|
+ } else {
|
|
|
+ viewportElementCSS[strOverflow + XY] = _strEmpty;
|
|
|
+ reset();
|
|
|
+ }
|
|
|
+ };
|
|
|
+ setViewportCSS(true);
|
|
|
+ setViewportCSS(false);
|
|
|
+
|
|
|
+ // if the scroll container is too small and if there is any overflow with no overlay scrollbar (and scrollbar styling isn't possible),
|
|
|
+ // make viewport element greater in size (Firefox hide Scrollbars fix)
|
|
|
+ // because firefox starts hiding scrollbars on too small elements
|
|
|
+ // with this behavior the overflow calculation may be incorrect or the scrollbars would appear suddenly
|
|
|
+ // https://bugzilla.mozilla.org/show_bug.cgi?id=292284
|
|
|
+ if (!_nativeScrollbarStyling
|
|
|
+ && (_viewportSize.h < _nativeScrollbarMinSize.x || _viewportSize.w < _nativeScrollbarMinSize.y)
|
|
|
+ && ((hasOverflow.x && hideOverflow.x && !_nativeScrollbarIsOverlaid.x) || (hasOverflow.y && hideOverflow.y && !_nativeScrollbarIsOverlaid.y))) {
|
|
|
+ viewportElementCSS[_strPaddingMinus + _strTop] = _nativeScrollbarMinSize.x;
|
|
|
+ viewportElementCSS[_strMarginMinus + _strTop] = -_nativeScrollbarMinSize.x;
|
|
|
+
|
|
|
+ viewportElementCSS[_strPaddingMinus + isRTLRight] = _nativeScrollbarMinSize.y;
|
|
|
+ viewportElementCSS[_strMarginMinus + isRTLRight] = -_nativeScrollbarMinSize.y;
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ viewportElementCSS[_strPaddingMinus + _strTop] =
|
|
|
+ viewportElementCSS[_strMarginMinus + _strTop] =
|
|
|
+ viewportElementCSS[_strPaddingMinus + isRTLRight] =
|
|
|
+ viewportElementCSS[_strMarginMinus + isRTLRight] = _strEmpty;
|
|
|
+ }
|
|
|
+ viewportElementCSS[_strPaddingMinus + isRTLLeft] =
|
|
|
+ viewportElementCSS[_strMarginMinus + isRTLLeft] = _strEmpty;
|
|
|
+
|
|
|
+ //if there is any overflow (x OR y axis) and this overflow shall be hidden, make overflow hidden, else overflow visible
|
|
|
+ if ((hasOverflow.x && hideOverflow.x) || (hasOverflow.y && hideOverflow.y) || hideOverflowForceTextarea) {
|
|
|
+ //only hide if is Textarea
|
|
|
+ if (_isTextarea && hideOverflowForceTextarea) {
|
|
|
+ paddingElementCSS[strOverflowX] =
|
|
|
+ paddingElementCSS[strOverflowY] = strHidden;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ if (!clipAlways || (overflowBehaviorIsVH.x || overflowBehaviorIsVS.x || overflowBehaviorIsVH.y || overflowBehaviorIsVS.y)) {
|
|
|
+ //only un-hide if Textarea
|
|
|
+ if (_isTextarea) {
|
|
|
+ paddingElementCSS[strOverflowX] =
|
|
|
+ paddingElementCSS[strOverflowY] = _strEmpty;
|
|
|
+ }
|
|
|
+ viewportElementCSS[strOverflowX] =
|
|
|
+ viewportElementCSS[strOverflowY] = strVisible;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ _paddingElement.css(paddingElementCSS);
|
|
|
+ _viewportElement.css(viewportElementCSS);
|
|
|
+ viewportElementCSS = {};
|
|
|
+
|
|
|
+ //force soft redraw in webkit because without the scrollbars will may appear because DOM wont be redrawn under special conditions
|
|
|
+ if ((hasOverflow.c || boxSizingChanged || widthAutoChanged || heightAutoChanged) && !(_nativeScrollbarIsOverlaid.x && _nativeScrollbarIsOverlaid.y)) {
|
|
|
+ var elementStyle = _contentElementNative[LEXICON.s];
|
|
|
+ var dump;
|
|
|
+ elementStyle.webkitTransform = 'scale(1)';
|
|
|
+ elementStyle.display = 'run-in';
|
|
|
+ dump = _contentElementNative[LEXICON.oH];
|
|
|
+ elementStyle.display = _strEmpty; //|| dump; //use dump to prevent it from deletion if minify
|
|
|
+ elementStyle.webkitTransform = _strEmpty;
|
|
|
+ }
|
|
|
+ /*
|
|
|
+ //force hard redraw in webkit if native overlaid scrollbars shall appear
|
|
|
+ if (ignoreOverlayScrollbarHidingChanged && ignoreOverlayScrollbarHiding) {
|
|
|
+ _hostElement.hide();
|
|
|
+ var dump = _hostElementNative[LEXICON.oH];
|
|
|
+ _hostElement.show();
|
|
|
+ }
|
|
|
+ */
|
|
|
+ }
|
|
|
+
|
|
|
+ //change to direction RTL and width auto Bugfix in Webkit
|
|
|
+ //without this fix, the DOM still thinks the scrollbar is LTR and thus the content is shifted to the left
|
|
|
+ contentElementCSS = {};
|
|
|
+ if (cssDirectionChanged || widthAutoChanged || heightAutoChanged) {
|
|
|
+ if (_isRTL && widthAuto) {
|
|
|
+ var floatTmp = _contentElement.css(_strFloat);
|
|
|
+ var posLeftWithoutFloat = MATH.round(_contentElement.css(_strFloat, _strEmpty).css(_strLeft, _strEmpty).position().left);
|
|
|
+ _contentElement.css(_strFloat, floatTmp);
|
|
|
+ var posLeftWithFloat = MATH.round(_contentElement.position().left);
|
|
|
+
|
|
|
+ if (posLeftWithoutFloat !== posLeftWithFloat)
|
|
|
+ contentElementCSS[_strLeft] = posLeftWithoutFloat;
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ contentElementCSS[_strLeft] = _strEmpty;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ _contentElement.css(contentElementCSS);
|
|
|
+
|
|
|
+ //handle scroll position
|
|
|
+ if (_isTextarea && contentSizeChanged) {
|
|
|
+ var textareaInfo = getTextareaInfo();
|
|
|
+ if (textareaInfo) {
|
|
|
+ var textareaRowsChanged = _textareaInfoCache === undefined ? true : textareaInfo._rows !== _textareaInfoCache._rows;
|
|
|
+ var cursorRow = textareaInfo._cursorRow;
|
|
|
+ var cursorCol = textareaInfo._cursorColumn;
|
|
|
+ var widestRow = textareaInfo._widestRow;
|
|
|
+ var lastRow = textareaInfo._rows;
|
|
|
+ var lastCol = textareaInfo._columns;
|
|
|
+ var cursorPos = textareaInfo._cursorPosition;
|
|
|
+ var cursorMax = textareaInfo._cursorMax;
|
|
|
+ var cursorIsLastPosition = (cursorPos >= cursorMax && _textareaHasFocus);
|
|
|
+ var textareaScrollAmount = {
|
|
|
+ x: (!textareaAutoWrapping && (cursorCol === lastCol && cursorRow === widestRow)) ? _overflowAmountCache.x : -1,
|
|
|
+ y: (textareaAutoWrapping ? cursorIsLastPosition || textareaRowsChanged && (previousOverflowAmount ? (currScroll.y === previousOverflowAmount.y) : false) : (cursorIsLastPosition || textareaRowsChanged) && cursorRow === lastRow) ? _overflowAmountCache.y : -1
|
|
|
+ };
|
|
|
+ currScroll.x = textareaScrollAmount.x > -1 ? (_isRTL && _normalizeRTLCache && _rtlScrollBehavior.i ? 0 : textareaScrollAmount.x) : currScroll.x; //if inverted, scroll to 0 -> normalized this means to max scroll offset.
|
|
|
+ currScroll.y = textareaScrollAmount.y > -1 ? textareaScrollAmount.y : currScroll.y;
|
|
|
+ }
|
|
|
+ _textareaInfoCache = textareaInfo;
|
|
|
+ }
|
|
|
+ if (_isRTL && _rtlScrollBehavior.i && _nativeScrollbarIsOverlaid.y && hasOverflow.x && _normalizeRTLCache)
|
|
|
+ currScroll.x += _contentBorderSize.w || 0;
|
|
|
+ if (widthAuto)
|
|
|
+ _hostElement[_strScrollLeft](0);
|
|
|
+ if (heightAuto)
|
|
|
+ _hostElement[_strScrollTop](0);
|
|
|
+ _viewportElement[_strScrollLeft](currScroll.x)[_strScrollTop](currScroll.y);
|
|
|
+
|
|
|
+ //scrollbars management:
|
|
|
+ var scrollbarsVisibilityVisible = scrollbarsVisibility === 'v';
|
|
|
+ var scrollbarsVisibilityHidden = scrollbarsVisibility === 'h';
|
|
|
+ var scrollbarsVisibilityAuto = scrollbarsVisibility === 'a';
|
|
|
+ var refreshScrollbarsVisibility = function (showX, showY) {
|
|
|
+ showY = showY === undefined ? showX : showY;
|
|
|
+ refreshScrollbarAppearance(true, showX, canScroll.x)
|
|
|
+ refreshScrollbarAppearance(false, showY, canScroll.y)
|
|
|
+ };
|
|
|
+
|
|
|
+ //manage class name which indicates scrollable overflow
|
|
|
+ addRemoveClass(_hostElement, _classNameHostOverflow, hideOverflow.x || hideOverflow.y);
|
|
|
+ addRemoveClass(_hostElement, _classNameHostOverflowX, hideOverflow.x);
|
|
|
+ addRemoveClass(_hostElement, _classNameHostOverflowY, hideOverflow.y);
|
|
|
+
|
|
|
+ //add or remove rtl class name for styling purposes except when its body, then the scrollbar stays
|
|
|
+ if (cssDirectionChanged && !_isBody) {
|
|
|
+ addRemoveClass(_hostElement, _classNameHostRTL, _isRTL);
|
|
|
+ }
|
|
|
+
|
|
|
+ //manage the resize feature (CSS3 resize "polyfill" for this plugin)
|
|
|
+ if (_isBody)
|
|
|
+ addClass(_hostElement, _classNameHostResizeDisabled);
|
|
|
+ if (resizeChanged) {
|
|
|
+ addRemoveClass(_hostElement, _classNameHostResizeDisabled, _resizeNone);
|
|
|
+ addRemoveClass(_scrollbarCornerElement, _classNameScrollbarCornerResize, !_resizeNone);
|
|
|
+ addRemoveClass(_scrollbarCornerElement, _classNameScrollbarCornerResizeB, _resizeBoth);
|
|
|
+ addRemoveClass(_scrollbarCornerElement, _classNameScrollbarCornerResizeH, _resizeHorizontal);
|
|
|
+ addRemoveClass(_scrollbarCornerElement, _classNameScrollbarCornerResizeV, _resizeVertical);
|
|
|
+ }
|
|
|
+
|
|
|
+ //manage the scrollbars general visibility + the scrollbar interactivity (unusable class name)
|
|
|
+ if (scrollbarsVisibilityChanged || overflowBehaviorChanged || hideOverflow.c || hasOverflow.c || ignoreOverlayScrollbarHidingChanged) {
|
|
|
+ if (ignoreOverlayScrollbarHiding) {
|
|
|
+ if (ignoreOverlayScrollbarHidingChanged) {
|
|
|
+ removeClass(_hostElement, _classNameHostScrolling);
|
|
|
+ if (ignoreOverlayScrollbarHiding) {
|
|
|
+ refreshScrollbarsVisibility(false);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else if (scrollbarsVisibilityAuto) {
|
|
|
+ refreshScrollbarsVisibility(canScroll.x, canScroll.y);
|
|
|
+ }
|
|
|
+ else if (scrollbarsVisibilityVisible) {
|
|
|
+ refreshScrollbarsVisibility(true);
|
|
|
+ }
|
|
|
+ else if (scrollbarsVisibilityHidden) {
|
|
|
+ refreshScrollbarsVisibility(false);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ //manage the scrollbars auto hide feature (auto hide them after specific actions)
|
|
|
+ if (scrollbarsAutoHideChanged || ignoreOverlayScrollbarHidingChanged) {
|
|
|
+ setupHostMouseTouchEvents(!_scrollbarsAutoHideLeave && !_scrollbarsAutoHideMove);
|
|
|
+ refreshScrollbarsAutoHide(_scrollbarsAutoHideNever, !_scrollbarsAutoHideNever);
|
|
|
+ }
|
|
|
+
|
|
|
+ //manage scrollbars handle length & offset - don't remove!
|
|
|
+ if (hostSizeChanged || overflowAmount.c || heightAutoChanged || widthAutoChanged || resizeChanged || boxSizingChanged || paddingAbsoluteChanged || ignoreOverlayScrollbarHidingChanged || cssDirectionChanged) {
|
|
|
+ refreshScrollbarHandleLength(true);
|
|
|
+ refreshScrollbarHandleOffset(true);
|
|
|
+ refreshScrollbarHandleLength(false);
|
|
|
+ refreshScrollbarHandleOffset(false);
|
|
|
+ }
|
|
|
+
|
|
|
+ //manage interactivity
|
|
|
+ if (scrollbarsClickScrollingChanged)
|
|
|
+ refreshScrollbarsInteractive(true, scrollbarsClickScrolling);
|
|
|
+ if (scrollbarsDragScrollingChanged)
|
|
|
+ refreshScrollbarsInteractive(false, scrollbarsDragScrolling);
|
|
|
+
|
|
|
+ //callbacks:
|
|
|
+ dispatchCallback('onDirectionChanged', {
|
|
|
+ isRTL: _isRTL,
|
|
|
+ dir: cssDirection
|
|
|
+ }, cssDirectionChanged);
|
|
|
+ dispatchCallback('onHostSizeChanged', {
|
|
|
+ width: _hostSizeCache.w,
|
|
|
+ height: _hostSizeCache.h
|
|
|
+ }, hostSizeChanged);
|
|
|
+ dispatchCallback('onContentSizeChanged', {
|
|
|
+ width: _contentScrollSizeCache.w,
|
|
|
+ height: _contentScrollSizeCache.h
|
|
|
+ }, contentSizeChanged);
|
|
|
+ dispatchCallback('onOverflowChanged', {
|
|
|
+ x: hasOverflow.x,
|
|
|
+ y: hasOverflow.y,
|
|
|
+ xScrollable: hideOverflow.xs,
|
|
|
+ yScrollable: hideOverflow.ys,
|
|
|
+ clipped: hideOverflow.x || hideOverflow.y
|
|
|
+ }, hasOverflow.c || hideOverflow.c);
|
|
|
+ dispatchCallback('onOverflowAmountChanged', {
|
|
|
+ x: overflowAmount.x,
|
|
|
+ y: overflowAmount.y
|
|
|
+ }, overflowAmount.c);
|
|
|
+ }
|
|
|
+
|
|
|
+ //fix body min size
|
|
|
+ if (_isBody && _bodyMinSizeCache && (_hasOverflowCache.c || _bodyMinSizeCache.c)) {
|
|
|
+ //its possible that no min size was measured until now, because the content arrange element was just added now, in this case, measure now the min size.
|
|
|
+ if (!_bodyMinSizeCache.f)
|
|
|
+ bodyMinSizeChanged();
|
|
|
+ if (_nativeScrollbarIsOverlaid.y && _hasOverflowCache.x)
|
|
|
+ _contentElement.css(_strMinMinus + _strWidth, _bodyMinSizeCache.w + _overlayScrollbarDummySize.y);
|
|
|
+ if (_nativeScrollbarIsOverlaid.x && _hasOverflowCache.y)
|
|
|
+ _contentElement.css(_strMinMinus + _strHeight, _bodyMinSizeCache.h + _overlayScrollbarDummySize.x);
|
|
|
+ _bodyMinSizeCache.c = false;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (_initialized && changedOptions.updateOnLoad) {
|
|
|
+ updateElementsOnLoad();
|
|
|
+ }
|
|
|
+
|
|
|
+ //freezeResizeObserver(_sizeObserverElement, false);
|
|
|
+ //freezeResizeObserver(_sizeAutoObserverElement, false);
|
|
|
+
|
|
|
+ dispatchCallback('onUpdated', { forced: force });
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Updates the found elements of which the load event shall be handled.
|
|
|
+ */
|
|
|
+ function updateElementsOnLoad() {
|
|
|
+ if (!_isTextarea) {
|
|
|
+ eachUpdateOnLoad(function (i, updateOnLoadSelector) {
|
|
|
+ _contentElement.find(updateOnLoadSelector).each(function (i, el) {
|
|
|
+ // if element doesn't have a updateOnLoadCallback applied
|
|
|
+ if (COMPATIBILITY.inA(el, _updateOnLoadElms) < 0) {
|
|
|
+ _updateOnLoadElms.push(el);
|
|
|
+ FRAMEWORK(el)
|
|
|
+ .off(_updateOnLoadEventName, updateOnLoadCallback)
|
|
|
+ .on(_updateOnLoadEventName, updateOnLoadCallback);
|
|
|
+ }
|
|
|
+ });
|
|
|
+ });
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ //==== Options ====//
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Sets new options but doesn't call the update method.
|
|
|
+ * @param newOptions The object which contains the new options.
|
|
|
+ * @returns {*} A object which contains the changed options.
|
|
|
+ */
|
|
|
+ function setOptions(newOptions) {
|
|
|
+ var validatedOpts = _pluginsOptions._validate(newOptions, _pluginsOptions._template, true, _currentOptions)
|
|
|
+
|
|
|
+ _currentOptions = extendDeep({}, _currentOptions, validatedOpts._default);
|
|
|
+ _currentPreparedOptions = extendDeep({}, _currentPreparedOptions, validatedOpts._prepared);
|
|
|
+
|
|
|
+ return validatedOpts._prepared;
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ //==== Structure ====//
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Builds or destroys the wrapper and helper DOM elements.
|
|
|
+ * @param destroy Indicates whether the DOM shall be build or destroyed.
|
|
|
+ */
|
|
|
+ /**
|
|
|
+ * Builds or destroys the wrapper and helper DOM elements.
|
|
|
+ * @param destroy Indicates whether the DOM shall be build or destroyed.
|
|
|
+ */
|
|
|
+ function setupStructureDOM(destroy) {
|
|
|
+ var strParent = 'parent';
|
|
|
+ var classNameResizeObserverHost = 'os-resize-observer-host';
|
|
|
+ var classNameTextareaElementFull = _classNameTextareaElement + _strSpace + _classNameTextInherit;
|
|
|
+ var textareaClass = _isTextarea ? _strSpace + _classNameTextInherit : _strEmpty;
|
|
|
+ var adoptAttrs = _currentPreparedOptions.textarea.inheritedAttrs;
|
|
|
+ var adoptAttrsMap = {};
|
|
|
+ var applyAdoptedAttrs = function () {
|
|
|
+ var applyAdoptedAttrsElm = destroy ? _targetElement : _hostElement;
|
|
|
+ each(adoptAttrsMap, function (key, value) {
|
|
|
+ if (type(value) == TYPES.s) {
|
|
|
+ if (key == LEXICON.c)
|
|
|
+ applyAdoptedAttrsElm.addClass(value);
|
|
|
+ else
|
|
|
+ applyAdoptedAttrsElm.attr(key, value);
|
|
|
+ }
|
|
|
+ });
|
|
|
+ };
|
|
|
+ var hostElementClassNames = [
|
|
|
+ _classNameHostElement,
|
|
|
+ _classNameHostElementForeign,
|
|
|
+ _classNameHostTextareaElement,
|
|
|
+ _classNameHostResizeDisabled,
|
|
|
+ _classNameHostRTL,
|
|
|
+ _classNameHostScrollbarHorizontalHidden,
|
|
|
+ _classNameHostScrollbarVerticalHidden,
|
|
|
+ _classNameHostTransition,
|
|
|
+ _classNameHostScrolling,
|
|
|
+ _classNameHostOverflow,
|
|
|
+ _classNameHostOverflowX,
|
|
|
+ _classNameHostOverflowY,
|
|
|
+ _classNameThemeNone,
|
|
|
+ _classNameTextareaElement,
|
|
|
+ _classNameTextInherit,
|
|
|
+ _classNameCache].join(_strSpace);
|
|
|
+ var hostElementCSS = {};
|
|
|
+
|
|
|
+ //get host element as first element, because that's the most upper element and required for the other elements
|
|
|
+ _hostElement = _hostElement || (_isTextarea ? (_domExists ? _targetElement[strParent]()[strParent]()[strParent]()[strParent]() : FRAMEWORK(generateDiv(_classNameHostTextareaElement))) : _targetElement);
|
|
|
+ _contentElement = _contentElement || selectOrGenerateDivByClass(_classNameContentElement + textareaClass);
|
|
|
+ _viewportElement = _viewportElement || selectOrGenerateDivByClass(_classNameViewportElement + textareaClass);
|
|
|
+ _paddingElement = _paddingElement || selectOrGenerateDivByClass(_classNamePaddingElement + textareaClass);
|
|
|
+ _sizeObserverElement = _sizeObserverElement || selectOrGenerateDivByClass(classNameResizeObserverHost);
|
|
|
+ _textareaCoverElement = _textareaCoverElement || (_isTextarea ? selectOrGenerateDivByClass(_classNameTextareaCoverElement) : undefined);
|
|
|
+
|
|
|
+ //add this class to workaround class changing issues with UI frameworks especially Vue
|
|
|
+ if (_domExists)
|
|
|
+ addClass(_hostElement, _classNameHostElementForeign);
|
|
|
+
|
|
|
+ //on destroy, remove all generated class names from the host element before collecting the adopted attributes
|
|
|
+ //to prevent adopting generated class names
|
|
|
+ if (destroy)
|
|
|
+ removeClass(_hostElement, hostElementClassNames);
|
|
|
+
|
|
|
+ //collect all adopted attributes
|
|
|
+ adoptAttrs = type(adoptAttrs) == TYPES.s ? adoptAttrs.split(_strSpace) : adoptAttrs;
|
|
|
+ if (COMPATIBILITY.isA(adoptAttrs) && _isTextarea) {
|
|
|
+ each(adoptAttrs, function (i, v) {
|
|
|
+ if (type(v) == TYPES.s) {
|
|
|
+ adoptAttrsMap[v] = destroy ? _hostElement.attr(v) : _targetElement.attr(v);
|
|
|
+ }
|
|
|
+ });
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!destroy) {
|
|
|
+ if (_isTextarea) {
|
|
|
+ if (!_currentPreparedOptions.sizeAutoCapable) {
|
|
|
+ hostElementCSS[_strWidth] = _targetElement.css(_strWidth);
|
|
|
+ hostElementCSS[_strHeight] = _targetElement.css(_strHeight);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!_domExists)
|
|
|
+ _targetElement.addClass(_classNameTextInherit).wrap(_hostElement);
|
|
|
+
|
|
|
+ //jQuery clones elements in wrap functions, so we have to select them again
|
|
|
+ _hostElement = _targetElement[strParent]().css(hostElementCSS);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!_domExists) {
|
|
|
+ //add the correct class to the target element
|
|
|
+ addClass(_targetElement, _isTextarea ? classNameTextareaElementFull : _classNameHostElement);
|
|
|
+
|
|
|
+ //wrap the content into the generated elements to create the required DOM
|
|
|
+ _hostElement.wrapInner(_contentElement)
|
|
|
+ .wrapInner(_viewportElement)
|
|
|
+ .wrapInner(_paddingElement)
|
|
|
+ .prepend(_sizeObserverElement);
|
|
|
+
|
|
|
+ //jQuery clones elements in wrap functions, so we have to select them again
|
|
|
+ _contentElement = findFirst(_hostElement, _strDot + _classNameContentElement);
|
|
|
+ _viewportElement = findFirst(_hostElement, _strDot + _classNameViewportElement);
|
|
|
+ _paddingElement = findFirst(_hostElement, _strDot + _classNamePaddingElement);
|
|
|
+
|
|
|
+ if (_isTextarea) {
|
|
|
+ _contentElement.prepend(_textareaCoverElement);
|
|
|
+ applyAdoptedAttrs();
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ if (_nativeScrollbarStyling)
|
|
|
+ addClass(_viewportElement, _classNameViewportNativeScrollbarsInvisible);
|
|
|
+ if (_nativeScrollbarIsOverlaid.x && _nativeScrollbarIsOverlaid.y)
|
|
|
+ addClass(_viewportElement, _classNameViewportNativeScrollbarsOverlaid);
|
|
|
+ if (_isBody)
|
|
|
+ addClass(_htmlElement, _classNameHTMLElement);
|
|
|
+
|
|
|
+ _sizeObserverElementNative = _sizeObserverElement[0];
|
|
|
+ _hostElementNative = _hostElement[0];
|
|
|
+ _paddingElementNative = _paddingElement[0];
|
|
|
+ _viewportElementNative = _viewportElement[0];
|
|
|
+ _contentElementNative = _contentElement[0];
|
|
|
+
|
|
|
+ updateViewportAttrsFromTarget();
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ if (_domExists && _initialized) {
|
|
|
+ //clear size observer
|
|
|
+ _sizeObserverElement.children().remove();
|
|
|
+
|
|
|
+ //remove the style property and classes from already generated elements
|
|
|
+ each([_paddingElement, _viewportElement, _contentElement, _textareaCoverElement], function (i, elm) {
|
|
|
+ if (elm) {
|
|
|
+ removeClass(elm.removeAttr(LEXICON.s), _classNamesDynamicDestroy);
|
|
|
+ }
|
|
|
+ });
|
|
|
+
|
|
|
+ //add classes to the host element which was removed previously to match the expected DOM
|
|
|
+ addClass(_hostElement, _isTextarea ? _classNameHostTextareaElement : _classNameHostElement);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ //remove size observer
|
|
|
+ remove(_sizeObserverElement);
|
|
|
+
|
|
|
+ //unwrap the content to restore DOM
|
|
|
+ _contentElement.contents()
|
|
|
+ .unwrap()
|
|
|
+ .unwrap()
|
|
|
+ .unwrap();
|
|
|
+
|
|
|
+ if (_isTextarea) {
|
|
|
+ _targetElement.unwrap();
|
|
|
+ remove(_hostElement);
|
|
|
+ remove(_textareaCoverElement);
|
|
|
+ applyAdoptedAttrs();
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ if (_isTextarea)
|
|
|
+ _targetElement.removeAttr(LEXICON.s);
|
|
|
+
|
|
|
+ if (_isBody)
|
|
|
+ removeClass(_htmlElement, _classNameHTMLElement);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Adds or removes all wrapper elements interactivity events.
|
|
|
+ * @param destroy Indicates whether the Events shall be added or removed.
|
|
|
+ */
|
|
|
+ function setupStructureEvents() {
|
|
|
+ var textareaKeyDownRestrictedKeyCodes = [
|
|
|
+ 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 123, //F1 to F12
|
|
|
+ 33, 34, //page up, page down
|
|
|
+ 37, 38, 39, 40, //left, up, right, down arrows
|
|
|
+ 16, 17, 18, 19, 20, 144 //Shift, Ctrl, Alt, Pause, CapsLock, NumLock
|
|
|
+ ];
|
|
|
+ var textareaKeyDownKeyCodesList = [];
|
|
|
+ var textareaUpdateIntervalID;
|
|
|
+ var scrollStopTimeoutId;
|
|
|
+ var scrollStopDelay = 175;
|
|
|
+ var strFocus = 'focus';
|
|
|
+
|
|
|
+ function updateTextarea(doClearInterval) {
|
|
|
+ textareaUpdate();
|
|
|
+ _base.update(_strAuto);
|
|
|
+ if (doClearInterval && _autoUpdateRecommended)
|
|
|
+ clearInterval(textareaUpdateIntervalID);
|
|
|
+ }
|
|
|
+ function textareaOnScroll(event) {
|
|
|
+ _targetElement[_strScrollLeft](_rtlScrollBehavior.i && _normalizeRTLCache ? 9999999 : 0);
|
|
|
+ _targetElement[_strScrollTop](0);
|
|
|
+ COMPATIBILITY.prvD(event);
|
|
|
+ COMPATIBILITY.stpP(event);
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ function textareaOnDrop(event) {
|
|
|
+ setTimeout(function () {
|
|
|
+ if (!_destroyed)
|
|
|
+ updateTextarea();
|
|
|
+ }, 50);
|
|
|
+ }
|
|
|
+ function textareaOnFocus() {
|
|
|
+ _textareaHasFocus = true;
|
|
|
+ addClass(_hostElement, strFocus);
|
|
|
+ }
|
|
|
+ function textareaOnFocusout() {
|
|
|
+ _textareaHasFocus = false;
|
|
|
+ textareaKeyDownKeyCodesList = [];
|
|
|
+ removeClass(_hostElement, strFocus);
|
|
|
+ updateTextarea(true);
|
|
|
+ }
|
|
|
+ function textareaOnKeyDown(event) {
|
|
|
+ var keyCode = event.keyCode;
|
|
|
+
|
|
|
+ if (inArray(keyCode, textareaKeyDownRestrictedKeyCodes) < 0) {
|
|
|
+ if (!textareaKeyDownKeyCodesList[LEXICON.l]) {
|
|
|
+ updateTextarea();
|
|
|
+ textareaUpdateIntervalID = setInterval(updateTextarea, 1000 / 60);
|
|
|
+ }
|
|
|
+ if (inArray(keyCode, textareaKeyDownKeyCodesList) < 0)
|
|
|
+ textareaKeyDownKeyCodesList.push(keyCode);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ function textareaOnKeyUp(event) {
|
|
|
+ var keyCode = event.keyCode;
|
|
|
+ var index = inArray(keyCode, textareaKeyDownKeyCodesList);
|
|
|
+
|
|
|
+ if (inArray(keyCode, textareaKeyDownRestrictedKeyCodes) < 0) {
|
|
|
+ if (index > -1)
|
|
|
+ textareaKeyDownKeyCodesList.splice(index, 1);
|
|
|
+ if (!textareaKeyDownKeyCodesList[LEXICON.l])
|
|
|
+ updateTextarea(true);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ function contentOnTransitionEnd(event) {
|
|
|
+ if (_autoUpdateCache === true)
|
|
|
+ return;
|
|
|
+ event = event.originalEvent || event;
|
|
|
+ if (isSizeAffectingCSSProperty(event.propertyName))
|
|
|
+ _base.update(_strAuto);
|
|
|
+ }
|
|
|
+ function viewportOnScroll(event) {
|
|
|
+ if (!_sleeping) {
|
|
|
+ if (scrollStopTimeoutId !== undefined)
|
|
|
+ clearTimeout(scrollStopTimeoutId);
|
|
|
+ else {
|
|
|
+ if (_scrollbarsAutoHideScroll || _scrollbarsAutoHideMove)
|
|
|
+ refreshScrollbarsAutoHide(true);
|
|
|
+
|
|
|
+ if (!nativeOverlayScrollbarsAreActive())
|
|
|
+ addClass(_hostElement, _classNameHostScrolling);
|
|
|
+
|
|
|
+ dispatchCallback('onScrollStart', event);
|
|
|
+ }
|
|
|
+
|
|
|
+ //if a scrollbars handle gets dragged, the mousemove event is responsible for refreshing the handle offset
|
|
|
+ //because if CSS scroll-snap is used, the handle offset gets only refreshed on every snap point
|
|
|
+ //this looks laggy & clunky, it looks much better if the offset refreshes with the mousemove
|
|
|
+ if (!_scrollbarsHandlesDefineScrollPos) {
|
|
|
+ refreshScrollbarHandleOffset(true);
|
|
|
+ refreshScrollbarHandleOffset(false);
|
|
|
+ }
|
|
|
+ dispatchCallback('onScroll', event);
|
|
|
+
|
|
|
+ scrollStopTimeoutId = setTimeout(function () {
|
|
|
+ if (!_destroyed) {
|
|
|
+ //OnScrollStop:
|
|
|
+ clearTimeout(scrollStopTimeoutId);
|
|
|
+ scrollStopTimeoutId = undefined;
|
|
|
+
|
|
|
+ if (_scrollbarsAutoHideScroll || _scrollbarsAutoHideMove)
|
|
|
+ refreshScrollbarsAutoHide(false);
|
|
|
+
|
|
|
+ if (!nativeOverlayScrollbarsAreActive())
|
|
|
+ removeClass(_hostElement, _classNameHostScrolling);
|
|
|
+
|
|
|
+ dispatchCallback('onScrollStop', event);
|
|
|
+ }
|
|
|
+ }, scrollStopDelay);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ if (_isTextarea) {
|
|
|
+ if (_msieVersion > 9 || !_autoUpdateRecommended) {
|
|
|
+ addDestroyEventListener(_targetElement, 'input', updateTextarea);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ addDestroyEventListener(_targetElement,
|
|
|
+ [_strKeyDownEvent, _strKeyUpEvent],
|
|
|
+ [textareaOnKeyDown, textareaOnKeyUp]);
|
|
|
+ }
|
|
|
+
|
|
|
+ addDestroyEventListener(_targetElement,
|
|
|
+ [_strScroll, 'drop', strFocus, strFocus + 'out'],
|
|
|
+ [textareaOnScroll, textareaOnDrop, textareaOnFocus, textareaOnFocusout]);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ addDestroyEventListener(_contentElement, _strTransitionEndEvent, contentOnTransitionEnd);
|
|
|
+ }
|
|
|
+ addDestroyEventListener(_viewportElement, _strScroll, viewportOnScroll, true);
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ //==== Scrollbars ====//
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Builds or destroys all scrollbar DOM elements (scrollbar, track, handle)
|
|
|
+ * @param destroy Indicates whether the DOM shall be build or destroyed.
|
|
|
+ */
|
|
|
+ function setupScrollbarsDOM(destroy) {
|
|
|
+ var selectOrGenerateScrollbarDOM = function (isHorizontal) {
|
|
|
+ var scrollbarClassName = isHorizontal ? _classNameScrollbarHorizontal : _classNameScrollbarVertical;
|
|
|
+ var scrollbar = selectOrGenerateDivByClass(_classNameScrollbar + _strSpace + scrollbarClassName, true);
|
|
|
+ var track = selectOrGenerateDivByClass(_classNameScrollbarTrack, scrollbar);
|
|
|
+ var handle = selectOrGenerateDivByClass(_classNameScrollbarHandle, scrollbar);
|
|
|
+
|
|
|
+ if (!_domExists && !destroy) {
|
|
|
+ scrollbar.append(track);
|
|
|
+ track.append(handle);
|
|
|
+ }
|
|
|
+
|
|
|
+ return {
|
|
|
+ _scrollbar: scrollbar,
|
|
|
+ _track: track,
|
|
|
+ _handle: handle
|
|
|
+ };
|
|
|
+ };
|
|
|
+ function resetScrollbarDOM(isHorizontal) {
|
|
|
+ var scrollbarVars = getScrollbarVars(isHorizontal);
|
|
|
+ var scrollbar = scrollbarVars._scrollbar;
|
|
|
+ var track = scrollbarVars._track;
|
|
|
+ var handle = scrollbarVars._handle;
|
|
|
+
|
|
|
+ if (_domExists && _initialized) {
|
|
|
+ each([scrollbar, track, handle], function (i, elm) {
|
|
|
+ removeClass(elm.removeAttr(LEXICON.s), _classNamesDynamicDestroy);
|
|
|
+ });
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ remove(scrollbar || selectOrGenerateScrollbarDOM(isHorizontal)._scrollbar);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ var horizontalElements;
|
|
|
+ var verticalElements;
|
|
|
+
|
|
|
+ if (!destroy) {
|
|
|
+ horizontalElements = selectOrGenerateScrollbarDOM(true);
|
|
|
+ verticalElements = selectOrGenerateScrollbarDOM();
|
|
|
+
|
|
|
+ _scrollbarHorizontalElement = horizontalElements._scrollbar;
|
|
|
+ _scrollbarHorizontalTrackElement = horizontalElements._track;
|
|
|
+ _scrollbarHorizontalHandleElement = horizontalElements._handle;
|
|
|
+ _scrollbarVerticalElement = verticalElements._scrollbar;
|
|
|
+ _scrollbarVerticalTrackElement = verticalElements._track;
|
|
|
+ _scrollbarVerticalHandleElement = verticalElements._handle;
|
|
|
+
|
|
|
+ if (!_domExists) {
|
|
|
+ _paddingElement.after(_scrollbarVerticalElement);
|
|
|
+ _paddingElement.after(_scrollbarHorizontalElement);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ resetScrollbarDOM(true);
|
|
|
+ resetScrollbarDOM();
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Initializes all scrollbar interactivity events. (track and handle dragging, clicking, scrolling)
|
|
|
+ * @param isHorizontal True if the target scrollbar is the horizontal scrollbar, false if the target scrollbar is the vertical scrollbar.
|
|
|
+ */
|
|
|
+ function setupScrollbarEvents(isHorizontal) {
|
|
|
+ var scrollbarVars = getScrollbarVars(isHorizontal);
|
|
|
+ var scrollbarVarsInfo = scrollbarVars._info;
|
|
|
+ var insideIFrame = _windowElementNative.top !== _windowElementNative;
|
|
|
+ var xy = scrollbarVars._x_y;
|
|
|
+ var XY = scrollbarVars._X_Y;
|
|
|
+ var scroll = _strScroll + scrollbarVars._Left_Top;
|
|
|
+ var strActive = 'active';
|
|
|
+ var strSnapHandle = 'snapHandle';
|
|
|
+ var strClickEvent = 'click';
|
|
|
+ var scrollDurationFactor = 1;
|
|
|
+ var increaseDecreaseScrollAmountKeyCodes = [16, 17]; //shift, ctrl
|
|
|
+ var trackTimeout;
|
|
|
+ var mouseDownScroll;
|
|
|
+ var mouseDownOffset;
|
|
|
+ var mouseDownInvertedScale;
|
|
|
+
|
|
|
+ function getPointerPosition(event) {
|
|
|
+ return _msieVersion && insideIFrame ? event['screen' + XY] : COMPATIBILITY.page(event)[xy]; //use screen coordinates in EDGE & IE because the page values are incorrect in frames.
|
|
|
+ }
|
|
|
+ function getPreparedScrollbarsOption(name) {
|
|
|
+ return _currentPreparedOptions.scrollbars[name];
|
|
|
+ }
|
|
|
+ function increaseTrackScrollAmount() {
|
|
|
+ scrollDurationFactor = 0.5;
|
|
|
+ }
|
|
|
+ function decreaseTrackScrollAmount() {
|
|
|
+ scrollDurationFactor = 1;
|
|
|
+ }
|
|
|
+ function stopClickEventPropagation(event) {
|
|
|
+ COMPATIBILITY.stpP(event);
|
|
|
+ }
|
|
|
+ function documentKeyDown(event) {
|
|
|
+ if (inArray(event.keyCode, increaseDecreaseScrollAmountKeyCodes) > -1)
|
|
|
+ increaseTrackScrollAmount();
|
|
|
+ }
|
|
|
+ function documentKeyUp(event) {
|
|
|
+ if (inArray(event.keyCode, increaseDecreaseScrollAmountKeyCodes) > -1)
|
|
|
+ decreaseTrackScrollAmount();
|
|
|
+ }
|
|
|
+ function onMouseTouchDownContinue(event) {
|
|
|
+ var originalEvent = event.originalEvent || event;
|
|
|
+ var isTouchEvent = originalEvent.touches !== undefined;
|
|
|
+ return _sleeping || _destroyed || nativeOverlayScrollbarsAreActive() || !_scrollbarsDragScrollingCache || (isTouchEvent && !getPreparedScrollbarsOption('touchSupport')) ? false : COMPATIBILITY.mBtn(event) === 1 || isTouchEvent;
|
|
|
+ }
|
|
|
+ function documentDragMove(event) {
|
|
|
+ if (onMouseTouchDownContinue(event)) {
|
|
|
+ var trackLength = scrollbarVarsInfo._trackLength;
|
|
|
+ var handleLength = scrollbarVarsInfo._handleLength;
|
|
|
+ var scrollRange = scrollbarVarsInfo._maxScroll;
|
|
|
+ var scrollRaw = (getPointerPosition(event) - mouseDownOffset) * mouseDownInvertedScale;
|
|
|
+ var scrollDeltaPercent = scrollRaw / (trackLength - handleLength);
|
|
|
+ var scrollDelta = (scrollRange * scrollDeltaPercent);
|
|
|
+ scrollDelta = isFinite(scrollDelta) ? scrollDelta : 0;
|
|
|
+ if (_isRTL && isHorizontal && !_rtlScrollBehavior.i)
|
|
|
+ scrollDelta *= -1;
|
|
|
+
|
|
|
+ _viewportElement[scroll](MATH.round(mouseDownScroll + scrollDelta));
|
|
|
+
|
|
|
+ if (_scrollbarsHandlesDefineScrollPos)
|
|
|
+ refreshScrollbarHandleOffset(isHorizontal, mouseDownScroll + scrollDelta);
|
|
|
+
|
|
|
+ if (!_supportPassiveEvents)
|
|
|
+ COMPATIBILITY.prvD(event);
|
|
|
+ }
|
|
|
+ else
|
|
|
+ documentMouseTouchUp(event);
|
|
|
+ }
|
|
|
+ function documentMouseTouchUp(event) {
|
|
|
+ event = event || event.originalEvent;
|
|
|
+
|
|
|
+ setupResponsiveEventListener(_documentElement,
|
|
|
+ [_strMouseTouchMoveEvent, _strMouseTouchUpEvent, _strKeyDownEvent, _strKeyUpEvent, _strSelectStartEvent],
|
|
|
+ [documentDragMove, documentMouseTouchUp, documentKeyDown, documentKeyUp, documentOnSelectStart],
|
|
|
+ true);
|
|
|
+ COMPATIBILITY.rAF()(function() {
|
|
|
+ setupResponsiveEventListener(_documentElement, strClickEvent, stopClickEventPropagation, true, { _capture: true });
|
|
|
+ });
|
|
|
+
|
|
|
+
|
|
|
+ if (_scrollbarsHandlesDefineScrollPos)
|
|
|
+ refreshScrollbarHandleOffset(isHorizontal, true);
|
|
|
+
|
|
|
+ _scrollbarsHandlesDefineScrollPos = false;
|
|
|
+ removeClass(_bodyElement, _classNameDragging);
|
|
|
+ removeClass(scrollbarVars._handle, strActive);
|
|
|
+ removeClass(scrollbarVars._track, strActive);
|
|
|
+ removeClass(scrollbarVars._scrollbar, strActive);
|
|
|
+
|
|
|
+ mouseDownScroll = undefined;
|
|
|
+ mouseDownOffset = undefined;
|
|
|
+ mouseDownInvertedScale = 1;
|
|
|
+
|
|
|
+ decreaseTrackScrollAmount();
|
|
|
+
|
|
|
+ if (trackTimeout !== undefined) {
|
|
|
+ _base.scrollStop();
|
|
|
+ clearTimeout(trackTimeout);
|
|
|
+ trackTimeout = undefined;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (event) {
|
|
|
+ var rect = _hostElementNative[LEXICON.bCR]();
|
|
|
+ var mouseInsideHost = event.clientX >= rect.left && event.clientX <= rect.right && event.clientY >= rect.top && event.clientY <= rect.bottom;
|
|
|
+
|
|
|
+ //if mouse is outside host element
|
|
|
+ if (!mouseInsideHost)
|
|
|
+ hostOnMouseLeave();
|
|
|
+
|
|
|
+ if (_scrollbarsAutoHideScroll || _scrollbarsAutoHideMove)
|
|
|
+ refreshScrollbarsAutoHide(false);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ function onHandleMouseTouchDown(event) {
|
|
|
+ if (onMouseTouchDownContinue(event))
|
|
|
+ onHandleMouseTouchDownAction(event);
|
|
|
+ }
|
|
|
+ function onHandleMouseTouchDownAction(event) {
|
|
|
+ mouseDownScroll = _viewportElement[scroll]();
|
|
|
+ mouseDownScroll = isNaN(mouseDownScroll) ? 0 : mouseDownScroll;
|
|
|
+ if (_isRTL && isHorizontal && !_rtlScrollBehavior.n || !_isRTL)
|
|
|
+ mouseDownScroll = mouseDownScroll < 0 ? 0 : mouseDownScroll;
|
|
|
+
|
|
|
+ mouseDownInvertedScale = getHostElementInvertedScale()[xy];
|
|
|
+ mouseDownOffset = getPointerPosition(event);
|
|
|
+
|
|
|
+ _scrollbarsHandlesDefineScrollPos = !getPreparedScrollbarsOption(strSnapHandle);
|
|
|
+ addClass(_bodyElement, _classNameDragging);
|
|
|
+ addClass(scrollbarVars._handle, strActive);
|
|
|
+ addClass(scrollbarVars._scrollbar, strActive);
|
|
|
+
|
|
|
+ setupResponsiveEventListener(_documentElement,
|
|
|
+ [_strMouseTouchMoveEvent, _strMouseTouchUpEvent, _strSelectStartEvent],
|
|
|
+ [documentDragMove, documentMouseTouchUp, documentOnSelectStart]);
|
|
|
+ COMPATIBILITY.rAF()(function() {
|
|
|
+ setupResponsiveEventListener(_documentElement, strClickEvent, stopClickEventPropagation, false, { _capture: true });
|
|
|
+ });
|
|
|
+
|
|
|
+
|
|
|
+ if (_msieVersion || !_documentMixed)
|
|
|
+ COMPATIBILITY.prvD(event);
|
|
|
+ COMPATIBILITY.stpP(event);
|
|
|
+ }
|
|
|
+ function onTrackMouseTouchDown(event) {
|
|
|
+ if (onMouseTouchDownContinue(event)) {
|
|
|
+ var handleToViewportRatio = scrollbarVars._info._handleLength / Math.round(MATH.min(1, _viewportSize[scrollbarVars._w_h] / _contentScrollSizeCache[scrollbarVars._w_h]) * scrollbarVars._info._trackLength);
|
|
|
+ var scrollDistance = MATH.round(_viewportSize[scrollbarVars._w_h] * handleToViewportRatio);
|
|
|
+ var scrollBaseDuration = 270 * handleToViewportRatio;
|
|
|
+ var scrollFirstIterationDelay = 400 * handleToViewportRatio;
|
|
|
+ var trackOffset = scrollbarVars._track.offset()[scrollbarVars._left_top];
|
|
|
+ var ctrlKey = event.ctrlKey;
|
|
|
+ var instantScroll = event.shiftKey;
|
|
|
+ var instantScrollTransition = instantScroll && ctrlKey;
|
|
|
+ var isFirstIteration = true;
|
|
|
+ var easing = 'linear';
|
|
|
+ var decreaseScroll;
|
|
|
+ var finishedCondition;
|
|
|
+ var scrollActionFinsished = function (transition) {
|
|
|
+ if (_scrollbarsHandlesDefineScrollPos)
|
|
|
+ refreshScrollbarHandleOffset(isHorizontal, transition);
|
|
|
+ };
|
|
|
+ var scrollActionInstantFinished = function () {
|
|
|
+ scrollActionFinsished();
|
|
|
+ onHandleMouseTouchDownAction(event);
|
|
|
+ };
|
|
|
+ var scrollAction = function () {
|
|
|
+ if (!_destroyed) {
|
|
|
+ var mouseOffset = (mouseDownOffset - trackOffset) * mouseDownInvertedScale;
|
|
|
+ var handleOffset = scrollbarVarsInfo._handleOffset;
|
|
|
+ var trackLength = scrollbarVarsInfo._trackLength;
|
|
|
+ var handleLength = scrollbarVarsInfo._handleLength;
|
|
|
+ var scrollRange = scrollbarVarsInfo._maxScroll;
|
|
|
+ var currScroll = scrollbarVarsInfo._currentScroll;
|
|
|
+ var scrollDuration = scrollBaseDuration * scrollDurationFactor;
|
|
|
+ var timeoutDelay = isFirstIteration ? MATH.max(scrollFirstIterationDelay, scrollDuration) : scrollDuration;
|
|
|
+ var instantScrollPosition = scrollRange * ((mouseOffset - (handleLength / 2)) / (trackLength - handleLength)); // 100% * positionPercent
|
|
|
+ var rtlIsNormal = _isRTL && isHorizontal && ((!_rtlScrollBehavior.i && !_rtlScrollBehavior.n) || _normalizeRTLCache);
|
|
|
+ var decreaseScrollCondition = rtlIsNormal ? handleOffset < mouseOffset : handleOffset > mouseOffset;
|
|
|
+ var scrollObj = {};
|
|
|
+ var animationObj = {
|
|
|
+ easing: easing,
|
|
|
+ step: function (now) {
|
|
|
+ if (_scrollbarsHandlesDefineScrollPos) {
|
|
|
+ _viewportElement[scroll](now); //https://github.com/jquery/jquery/issues/4340
|
|
|
+ refreshScrollbarHandleOffset(isHorizontal, now);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ };
|
|
|
+ instantScrollPosition = isFinite(instantScrollPosition) ? instantScrollPosition : 0;
|
|
|
+ instantScrollPosition = _isRTL && isHorizontal && !_rtlScrollBehavior.i ? (scrollRange - instantScrollPosition) : instantScrollPosition;
|
|
|
+
|
|
|
+ //_base.scrollStop();
|
|
|
+
|
|
|
+ if (instantScroll) {
|
|
|
+ _viewportElement[scroll](instantScrollPosition); //scroll instantly to new position
|
|
|
+ if (instantScrollTransition) {
|
|
|
+ //get the scroll position after instant scroll (in case CSS Snap Points are used) to get the correct snapped scroll position
|
|
|
+ //and the animation stops at the correct point
|
|
|
+ instantScrollPosition = _viewportElement[scroll]();
|
|
|
+ //scroll back to the position before instant scrolling so animation can be performed
|
|
|
+ _viewportElement[scroll](currScroll);
|
|
|
+
|
|
|
+ instantScrollPosition = rtlIsNormal && _rtlScrollBehavior.i ? (scrollRange - instantScrollPosition) : instantScrollPosition;
|
|
|
+ instantScrollPosition = rtlIsNormal && _rtlScrollBehavior.n ? -instantScrollPosition : instantScrollPosition;
|
|
|
+
|
|
|
+ scrollObj[xy] = instantScrollPosition;
|
|
|
+ _base.scroll(scrollObj, extendDeep(animationObj, {
|
|
|
+ duration: 130,
|
|
|
+ complete: scrollActionInstantFinished
|
|
|
+ }));
|
|
|
+ }
|
|
|
+ else
|
|
|
+ scrollActionInstantFinished();
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ decreaseScroll = isFirstIteration ? decreaseScrollCondition : decreaseScroll;
|
|
|
+ finishedCondition = rtlIsNormal
|
|
|
+ ? (decreaseScroll ? handleOffset + handleLength >= mouseOffset : handleOffset <= mouseOffset)
|
|
|
+ : (decreaseScroll ? handleOffset <= mouseOffset : handleOffset + handleLength >= mouseOffset);
|
|
|
+
|
|
|
+ if (finishedCondition) {
|
|
|
+ clearTimeout(trackTimeout);
|
|
|
+ _base.scrollStop();
|
|
|
+ trackTimeout = undefined;
|
|
|
+ scrollActionFinsished(true);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ trackTimeout = setTimeout(scrollAction, timeoutDelay);
|
|
|
+
|
|
|
+ scrollObj[xy] = (decreaseScroll ? '-=' : '+=') + scrollDistance;
|
|
|
+ _base.scroll(scrollObj, extendDeep(animationObj, {
|
|
|
+ duration: scrollDuration
|
|
|
+ }));
|
|
|
+ }
|
|
|
+ isFirstIteration = false;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ };
|
|
|
+ if (ctrlKey)
|
|
|
+ increaseTrackScrollAmount();
|
|
|
+
|
|
|
+ mouseDownInvertedScale = getHostElementInvertedScale()[xy];
|
|
|
+ mouseDownOffset = COMPATIBILITY.page(event)[xy];
|
|
|
+
|
|
|
+ _scrollbarsHandlesDefineScrollPos = !getPreparedScrollbarsOption(strSnapHandle);
|
|
|
+ addClass(_bodyElement, _classNameDragging);
|
|
|
+ addClass(scrollbarVars._track, strActive);
|
|
|
+ addClass(scrollbarVars._scrollbar, strActive);
|
|
|
+
|
|
|
+ setupResponsiveEventListener(_documentElement,
|
|
|
+ [_strMouseTouchUpEvent, _strKeyDownEvent, _strKeyUpEvent, _strSelectStartEvent],
|
|
|
+ [documentMouseTouchUp, documentKeyDown, documentKeyUp, documentOnSelectStart]);
|
|
|
+
|
|
|
+ scrollAction();
|
|
|
+ COMPATIBILITY.prvD(event);
|
|
|
+ COMPATIBILITY.stpP(event);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ function onTrackMouseTouchEnter(event) {
|
|
|
+ //make sure both scrollbars will stay visible if one scrollbar is hovered if autoHide is "scroll" or "move".
|
|
|
+ _scrollbarsHandleHovered = true;
|
|
|
+ if (_scrollbarsAutoHideScroll || _scrollbarsAutoHideMove)
|
|
|
+ refreshScrollbarsAutoHide(true);
|
|
|
+ }
|
|
|
+ function onTrackMouseTouchLeave(event) {
|
|
|
+ _scrollbarsHandleHovered = false;
|
|
|
+ if (_scrollbarsAutoHideScroll || _scrollbarsAutoHideMove)
|
|
|
+ refreshScrollbarsAutoHide(false);
|
|
|
+ }
|
|
|
+ function onScrollbarMouseTouchDown(event) {
|
|
|
+ COMPATIBILITY.stpP(event);
|
|
|
+ }
|
|
|
+
|
|
|
+ addDestroyEventListener(scrollbarVars._handle,
|
|
|
+ _strMouseTouchDownEvent,
|
|
|
+ onHandleMouseTouchDown);
|
|
|
+ addDestroyEventListener(scrollbarVars._track,
|
|
|
+ [_strMouseTouchDownEvent, _strMouseEnter, _strMouseLeave],
|
|
|
+ [onTrackMouseTouchDown, onTrackMouseTouchEnter, onTrackMouseTouchLeave]);
|
|
|
+ addDestroyEventListener(scrollbarVars._scrollbar,
|
|
|
+ _strMouseTouchDownEvent,
|
|
|
+ onScrollbarMouseTouchDown);
|
|
|
+
|
|
|
+ if (_supportTransition) {
|
|
|
+ addDestroyEventListener(scrollbarVars._scrollbar, _strTransitionEndEvent, function (event) {
|
|
|
+ if (event.target !== scrollbarVars._scrollbar[0])
|
|
|
+ return;
|
|
|
+ refreshScrollbarHandleLength(isHorizontal);
|
|
|
+ refreshScrollbarHandleOffset(isHorizontal);
|
|
|
+ });
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Shows or hides the given scrollbar and applied a class name which indicates if the scrollbar is scrollable or not.
|
|
|
+ * @param isHorizontal True if the horizontal scrollbar is the target, false if the vertical scrollbar is the target.
|
|
|
+ * @param shallBeVisible True if the scrollbar shall be shown, false if hidden.
|
|
|
+ * @param canScroll True if the scrollbar is scrollable, false otherwise.
|
|
|
+ */
|
|
|
+ function refreshScrollbarAppearance(isHorizontal, shallBeVisible, canScroll) {
|
|
|
+ var scrollbarHiddenClassName = isHorizontal ? _classNameHostScrollbarHorizontalHidden : _classNameHostScrollbarVerticalHidden;
|
|
|
+ var scrollbarElement = isHorizontal ? _scrollbarHorizontalElement : _scrollbarVerticalElement;
|
|
|
+
|
|
|
+ addRemoveClass(_hostElement, scrollbarHiddenClassName, !shallBeVisible);
|
|
|
+ addRemoveClass(scrollbarElement, _classNameScrollbarUnusable, !canScroll);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Autoshows / autohides both scrollbars with.
|
|
|
+ * @param shallBeVisible True if the scrollbars shall be autoshown (only the case if they are hidden by a autohide), false if the shall be auto hidden.
|
|
|
+ * @param delayfree True if the scrollbars shall be hidden without a delay, false or undefined otherwise.
|
|
|
+ */
|
|
|
+ function refreshScrollbarsAutoHide(shallBeVisible, delayfree) {
|
|
|
+ clearTimeout(_scrollbarsAutoHideTimeoutId);
|
|
|
+ if (shallBeVisible) {
|
|
|
+ //if(_hasOverflowCache.x && _hideOverflowCache.xs)
|
|
|
+ removeClass(_scrollbarHorizontalElement, _classNameScrollbarAutoHidden);
|
|
|
+ //if(_hasOverflowCache.y && _hideOverflowCache.ys)
|
|
|
+ removeClass(_scrollbarVerticalElement, _classNameScrollbarAutoHidden);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ var anyActive;
|
|
|
+ var strActive = 'active';
|
|
|
+ var hide = function () {
|
|
|
+ if (!_scrollbarsHandleHovered && !_destroyed) {
|
|
|
+ anyActive = _scrollbarHorizontalHandleElement.hasClass(strActive) || _scrollbarVerticalHandleElement.hasClass(strActive);
|
|
|
+ if (!anyActive && (_scrollbarsAutoHideScroll || _scrollbarsAutoHideMove || _scrollbarsAutoHideLeave))
|
|
|
+ addClass(_scrollbarHorizontalElement, _classNameScrollbarAutoHidden);
|
|
|
+ if (!anyActive && (_scrollbarsAutoHideScroll || _scrollbarsAutoHideMove || _scrollbarsAutoHideLeave))
|
|
|
+ addClass(_scrollbarVerticalElement, _classNameScrollbarAutoHidden);
|
|
|
+ }
|
|
|
+ };
|
|
|
+ if (_scrollbarsAutoHideDelay > 0 && delayfree !== true)
|
|
|
+ _scrollbarsAutoHideTimeoutId = setTimeout(hide, _scrollbarsAutoHideDelay);
|
|
|
+ else
|
|
|
+ hide();
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Refreshes the handle length of the given scrollbar.
|
|
|
+ * @param isHorizontal True if the horizontal scrollbar handle shall be refreshed, false if the vertical one shall be refreshed.
|
|
|
+ */
|
|
|
+ function refreshScrollbarHandleLength(isHorizontal) {
|
|
|
+ var handleCSS = {};
|
|
|
+ var scrollbarVars = getScrollbarVars(isHorizontal);
|
|
|
+ var scrollbarVarsInfo = scrollbarVars._info;
|
|
|
+ var digit = 1000000;
|
|
|
+ //get and apply intended handle length
|
|
|
+ var handleRatio = MATH.min(1, _viewportSize[scrollbarVars._w_h] / _contentScrollSizeCache[scrollbarVars._w_h]);
|
|
|
+ handleCSS[scrollbarVars._width_height] = (MATH.floor(handleRatio * 100 * digit) / digit) + '%'; //the last * digit / digit is for flooring to the 4th digit
|
|
|
+
|
|
|
+ if (!nativeOverlayScrollbarsAreActive())
|
|
|
+ scrollbarVars._handle.css(handleCSS);
|
|
|
+
|
|
|
+ //measure the handle length to respect min & max length
|
|
|
+ scrollbarVarsInfo._handleLength = scrollbarVars._handle[0]['offset' + scrollbarVars._Width_Height];
|
|
|
+ scrollbarVarsInfo._handleLengthRatio = handleRatio;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Refreshes the handle offset of the given scrollbar.
|
|
|
+ * @param isHorizontal True if the horizontal scrollbar handle shall be refreshed, false if the vertical one shall be refreshed.
|
|
|
+ * @param scrollOrTransition The scroll position of the given scrollbar axis to which the handle shall be moved or a boolean which indicates whether a transition shall be applied. If undefined or boolean if the current scroll-offset is taken. (if isHorizontal ? scrollLeft : scrollTop)
|
|
|
+ */
|
|
|
+ function refreshScrollbarHandleOffset(isHorizontal, scrollOrTransition) {
|
|
|
+ var transition = type(scrollOrTransition) == TYPES.b;
|
|
|
+ var transitionDuration = 250;
|
|
|
+ var isRTLisHorizontal = _isRTL && isHorizontal;
|
|
|
+ var scrollbarVars = getScrollbarVars(isHorizontal);
|
|
|
+ var scrollbarVarsInfo = scrollbarVars._info;
|
|
|
+ var strTranslateBrace = 'translate(';
|
|
|
+ var strTransform = VENDORS._cssProperty('transform');
|
|
|
+ var strTransition = VENDORS._cssProperty('transition');
|
|
|
+ var nativeScroll = isHorizontal ? _viewportElement[_strScrollLeft]() : _viewportElement[_strScrollTop]();
|
|
|
+ var currentScroll = scrollOrTransition === undefined || transition ? nativeScroll : scrollOrTransition;
|
|
|
+
|
|
|
+ //measure the handle length to respect min & max length
|
|
|
+ var handleLength = scrollbarVarsInfo._handleLength;
|
|
|
+ var trackLength = scrollbarVars._track[0]['offset' + scrollbarVars._Width_Height];
|
|
|
+ var handleTrackDiff = trackLength - handleLength;
|
|
|
+ var handleCSS = {};
|
|
|
+ var transformOffset;
|
|
|
+ var translateValue;
|
|
|
+
|
|
|
+ //DONT use the variable '_contentScrollSizeCache[scrollbarVars._w_h]' instead of '_viewportElement[0]['scroll' + scrollbarVars._Width_Height]'
|
|
|
+ // because its a bit behind during the small delay when content size updates
|
|
|
+ //(delay = mutationObserverContentLag, if its 0 then this var could be used)
|
|
|
+ var maxScroll = (_viewportElementNative[_strScroll + scrollbarVars._Width_Height] - _viewportElementNative['client' + scrollbarVars._Width_Height]) * (_rtlScrollBehavior.n && isRTLisHorizontal ? -1 : 1); //* -1 if rtl scroll max is negative
|
|
|
+ var getScrollRatio = function (base) {
|
|
|
+ return isNaN(base / maxScroll) ? 0 : MATH.max(0, MATH.min(1, base / maxScroll));
|
|
|
+ };
|
|
|
+ var getHandleOffset = function (scrollRatio) {
|
|
|
+ var offset = handleTrackDiff * scrollRatio;
|
|
|
+ offset = isNaN(offset) ? 0 : offset;
|
|
|
+ offset = (isRTLisHorizontal && !_rtlScrollBehavior.i) ? (trackLength - handleLength - offset) : offset;
|
|
|
+ offset = MATH.max(0, offset);
|
|
|
+ return offset;
|
|
|
+ };
|
|
|
+ var scrollRatio = getScrollRatio(nativeScroll);
|
|
|
+ var unsnappedScrollRatio = getScrollRatio(currentScroll);
|
|
|
+ var handleOffset = getHandleOffset(unsnappedScrollRatio);
|
|
|
+ var snappedHandleOffset = getHandleOffset(scrollRatio);
|
|
|
+
|
|
|
+ scrollbarVarsInfo._maxScroll = maxScroll;
|
|
|
+ scrollbarVarsInfo._currentScroll = nativeScroll;
|
|
|
+ scrollbarVarsInfo._currentScrollRatio = scrollRatio;
|
|
|
+
|
|
|
+ if (_supportTransform) {
|
|
|
+ transformOffset = isRTLisHorizontal ? -(trackLength - handleLength - handleOffset) : handleOffset; //in px
|
|
|
+ //transformOffset = (transformOffset / trackLength * 100) * (trackLength / handleLength); //in %
|
|
|
+ translateValue = isHorizontal ? strTranslateBrace + transformOffset + 'px, 0)' : strTranslateBrace + '0, ' + transformOffset + 'px)';
|
|
|
+
|
|
|
+ handleCSS[strTransform] = translateValue;
|
|
|
+
|
|
|
+ //apply or clear up transition
|
|
|
+ if (_supportTransition)
|
|
|
+ handleCSS[strTransition] = transition && MATH.abs(handleOffset - scrollbarVarsInfo._handleOffset) > 1 ? getCSSTransitionString(scrollbarVars._handle) + ', ' + (strTransform + _strSpace + transitionDuration + 'ms') : _strEmpty;
|
|
|
+ }
|
|
|
+ else
|
|
|
+ handleCSS[scrollbarVars._left_top] = handleOffset;
|
|
|
+
|
|
|
+
|
|
|
+ //only apply css if offset has changed and overflow exists.
|
|
|
+ if (!nativeOverlayScrollbarsAreActive()) {
|
|
|
+ scrollbarVars._handle.css(handleCSS);
|
|
|
+
|
|
|
+ //clear up transition
|
|
|
+ if (_supportTransform && _supportTransition && transition) {
|
|
|
+ scrollbarVars._handle.one(_strTransitionEndEvent, function () {
|
|
|
+ if (!_destroyed)
|
|
|
+ scrollbarVars._handle.css(strTransition, _strEmpty);
|
|
|
+ });
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ scrollbarVarsInfo._handleOffset = handleOffset;
|
|
|
+ scrollbarVarsInfo._snappedHandleOffset = snappedHandleOffset;
|
|
|
+ scrollbarVarsInfo._trackLength = trackLength;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Refreshes the interactivity of the given scrollbar element.
|
|
|
+ * @param isTrack True if the track element is the target, false if the handle element is the target.
|
|
|
+ * @param value True for interactivity false for no interactivity.
|
|
|
+ */
|
|
|
+ function refreshScrollbarsInteractive(isTrack, value) {
|
|
|
+ var action = value ? 'removeClass' : 'addClass';
|
|
|
+ var element1 = isTrack ? _scrollbarHorizontalTrackElement : _scrollbarHorizontalHandleElement;
|
|
|
+ var element2 = isTrack ? _scrollbarVerticalTrackElement : _scrollbarVerticalHandleElement;
|
|
|
+ var className = isTrack ? _classNameScrollbarTrackOff : _classNameScrollbarHandleOff;
|
|
|
+
|
|
|
+ element1[action](className);
|
|
|
+ element2[action](className);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Returns a object which is used for fast access for specific variables.
|
|
|
+ * @param isHorizontal True if the horizontal scrollbar vars shall be accessed, false if the vertical scrollbar vars shall be accessed.
|
|
|
+ * @returns {{wh: string, WH: string, lt: string, _wh: string, _lt: string, t: *, h: *, c: {}, s: *}}
|
|
|
+ */
|
|
|
+ function getScrollbarVars(isHorizontal) {
|
|
|
+ return {
|
|
|
+ _width_height: isHorizontal ? _strWidth : _strHeight,
|
|
|
+ _Width_Height: isHorizontal ? 'Width' : 'Height',
|
|
|
+ _left_top: isHorizontal ? _strLeft : _strTop,
|
|
|
+ _Left_Top: isHorizontal ? 'Left' : 'Top',
|
|
|
+ _x_y: isHorizontal ? _strX : _strY,
|
|
|
+ _X_Y: isHorizontal ? 'X' : 'Y',
|
|
|
+ _w_h: isHorizontal ? 'w' : 'h',
|
|
|
+ _l_t: isHorizontal ? 'l' : 't',
|
|
|
+ _track: isHorizontal ? _scrollbarHorizontalTrackElement : _scrollbarVerticalTrackElement,
|
|
|
+ _handle: isHorizontal ? _scrollbarHorizontalHandleElement : _scrollbarVerticalHandleElement,
|
|
|
+ _scrollbar: isHorizontal ? _scrollbarHorizontalElement : _scrollbarVerticalElement,
|
|
|
+ _info: isHorizontal ? _scrollHorizontalInfo : _scrollVerticalInfo
|
|
|
+ };
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ //==== Scrollbar Corner ====//
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Builds or destroys the scrollbar corner DOM element.
|
|
|
+ * @param destroy Indicates whether the DOM shall be build or destroyed.
|
|
|
+ */
|
|
|
+ function setupScrollbarCornerDOM(destroy) {
|
|
|
+ _scrollbarCornerElement = _scrollbarCornerElement || selectOrGenerateDivByClass(_classNameScrollbarCorner, true);
|
|
|
+
|
|
|
+ if (!destroy) {
|
|
|
+ if (!_domExists) {
|
|
|
+ _hostElement.append(_scrollbarCornerElement);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ if (_domExists && _initialized) {
|
|
|
+ removeClass(_scrollbarCornerElement.removeAttr(LEXICON.s), _classNamesDynamicDestroy);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ remove(_scrollbarCornerElement);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Initializes all scrollbar corner interactivity events.
|
|
|
+ */
|
|
|
+ function setupScrollbarCornerEvents() {
|
|
|
+ var insideIFrame = _windowElementNative.top !== _windowElementNative;
|
|
|
+ var mouseDownPosition = {};
|
|
|
+ var mouseDownSize = {};
|
|
|
+ var mouseDownInvertedScale = {};
|
|
|
+ var reconnectMutationObserver;
|
|
|
+
|
|
|
+ function documentDragMove(event) {
|
|
|
+ if (onMouseTouchDownContinue(event)) {
|
|
|
+ var pageOffset = getCoordinates(event);
|
|
|
+ var hostElementCSS = {};
|
|
|
+ if (_resizeHorizontal || _resizeBoth)
|
|
|
+ hostElementCSS[_strWidth] = (mouseDownSize.w + (pageOffset.x - mouseDownPosition.x) * mouseDownInvertedScale.x);
|
|
|
+ if (_resizeVertical || _resizeBoth)
|
|
|
+ hostElementCSS[_strHeight] = (mouseDownSize.h + (pageOffset.y - mouseDownPosition.y) * mouseDownInvertedScale.y);
|
|
|
+ _hostElement.css(hostElementCSS);
|
|
|
+ COMPATIBILITY.stpP(event);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ documentMouseTouchUp(event);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ function documentMouseTouchUp(event) {
|
|
|
+ var eventIsTrusted = event !== undefined;
|
|
|
+
|
|
|
+ setupResponsiveEventListener(_documentElement,
|
|
|
+ [_strSelectStartEvent, _strMouseTouchMoveEvent, _strMouseTouchUpEvent],
|
|
|
+ [documentOnSelectStart, documentDragMove, documentMouseTouchUp],
|
|
|
+ true);
|
|
|
+
|
|
|
+ removeClass(_bodyElement, _classNameDragging);
|
|
|
+ if (_scrollbarCornerElement.releaseCapture)
|
|
|
+ _scrollbarCornerElement.releaseCapture();
|
|
|
+
|
|
|
+ if (eventIsTrusted) {
|
|
|
+ if (reconnectMutationObserver)
|
|
|
+ connectMutationObservers();
|
|
|
+ _base.update(_strAuto);
|
|
|
+ }
|
|
|
+ reconnectMutationObserver = false;
|
|
|
+ }
|
|
|
+ function onMouseTouchDownContinue(event) {
|
|
|
+ var originalEvent = event.originalEvent || event;
|
|
|
+ var isTouchEvent = originalEvent.touches !== undefined;
|
|
|
+ return _sleeping || _destroyed ? false : COMPATIBILITY.mBtn(event) === 1 || isTouchEvent;
|
|
|
+ }
|
|
|
+ function getCoordinates(event) {
|
|
|
+ return _msieVersion && insideIFrame ? { x: event.screenX, y: event.screenY } : COMPATIBILITY.page(event);
|
|
|
+ }
|
|
|
+
|
|
|
+ addDestroyEventListener(_scrollbarCornerElement, _strMouseTouchDownEvent, function (event) {
|
|
|
+ if (onMouseTouchDownContinue(event) && !_resizeNone) {
|
|
|
+ if (_mutationObserversConnected) {
|
|
|
+ reconnectMutationObserver = true;
|
|
|
+ disconnectMutationObservers();
|
|
|
+ }
|
|
|
+
|
|
|
+ mouseDownPosition = getCoordinates(event);
|
|
|
+
|
|
|
+ mouseDownSize.w = _hostElementNative[LEXICON.oW] - (!_isBorderBox ? _paddingX : 0);
|
|
|
+ mouseDownSize.h = _hostElementNative[LEXICON.oH] - (!_isBorderBox ? _paddingY : 0);
|
|
|
+ mouseDownInvertedScale = getHostElementInvertedScale();
|
|
|
+
|
|
|
+ setupResponsiveEventListener(_documentElement,
|
|
|
+ [_strSelectStartEvent, _strMouseTouchMoveEvent, _strMouseTouchUpEvent],
|
|
|
+ [documentOnSelectStart, documentDragMove, documentMouseTouchUp]);
|
|
|
+
|
|
|
+ addClass(_bodyElement, _classNameDragging);
|
|
|
+ if (_scrollbarCornerElement.setCapture)
|
|
|
+ _scrollbarCornerElement.setCapture();
|
|
|
+
|
|
|
+ COMPATIBILITY.prvD(event);
|
|
|
+ COMPATIBILITY.stpP(event);
|
|
|
+ }
|
|
|
+ });
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ //==== Utils ====//
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Calls the callback with the given name. The Context of this callback is always _base (this).
|
|
|
+ * @param name The name of the target which shall be called.
|
|
|
+ * @param args The args with which the callback shall be called.
|
|
|
+ * @param dependent Boolean which decides whether the callback shall be fired, undefined is like a "true" value.
|
|
|
+ */
|
|
|
+ function dispatchCallback(name, args, dependent) {
|
|
|
+ if (dependent === false)
|
|
|
+ return;
|
|
|
+ if (_initialized) {
|
|
|
+ var callback = _currentPreparedOptions.callbacks[name];
|
|
|
+ var extensionOnName = name;
|
|
|
+ var ext;
|
|
|
+
|
|
|
+ if (extensionOnName.substr(0, 2) === 'on')
|
|
|
+ extensionOnName = extensionOnName.substr(2, 1).toLowerCase() + extensionOnName.substr(3);
|
|
|
+
|
|
|
+ if (type(callback) == TYPES.f)
|
|
|
+ callback.call(_base, args);
|
|
|
+
|
|
|
+ each(_extensions, function () {
|
|
|
+ ext = this;
|
|
|
+ if (type(ext.on) == TYPES.f)
|
|
|
+ ext.on(extensionOnName, args);
|
|
|
+ });
|
|
|
+ }
|
|
|
+ else if (!_destroyed)
|
|
|
+ _callbacksInitQeueue.push({ n: name, a: args });
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Sets the "top, right, bottom, left" properties, with a given prefix, of the given css object.
|
|
|
+ * @param targetCSSObject The css object to which the values shall be applied.
|
|
|
+ * @param prefix The prefix of the "top, right, bottom, left" css properties. (example: 'padding-' is a valid prefix)
|
|
|
+ * @param values A array of values which shall be applied to the "top, right, bottom, left" -properties. The array order is [top, right, bottom, left].
|
|
|
+ * If this argument is undefined the value '' (empty string) will be applied to all properties.
|
|
|
+ */
|
|
|
+ function setTopRightBottomLeft(targetCSSObject, prefix, values) {
|
|
|
+ prefix = prefix || _strEmpty;
|
|
|
+ values = values || [_strEmpty, _strEmpty, _strEmpty, _strEmpty];
|
|
|
+
|
|
|
+ targetCSSObject[prefix + _strTop] = values[0];
|
|
|
+ targetCSSObject[prefix + _strRight] = values[1];
|
|
|
+ targetCSSObject[prefix + _strBottom] = values[2];
|
|
|
+ targetCSSObject[prefix + _strLeft] = values[3];
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Gets the "top, right, bottom, left" CSS properties of the CSS property with the given prefix from the host element.
|
|
|
+ * @param prefix The prefix of the "top, right, bottom, left" css properties. (example: 'padding-' is a valid prefix)
|
|
|
+ * @param suffix The suffix of the "top, right, bottom, left" css properties. (example: 'border-' is a valid prefix with '-width' is a valid suffix)
|
|
|
+ * @param zeroX True if the x axis shall be 0.
|
|
|
+ * @param zeroY True if the y axis shall be 0.
|
|
|
+ * @returns {{}} The object which contains the numbers of the read CSS properties.
|
|
|
+ */
|
|
|
+ function getTopRightBottomLeftHost(prefix, suffix, zeroX, zeroY) {
|
|
|
+ suffix = suffix || _strEmpty;
|
|
|
+ prefix = prefix || _strEmpty;
|
|
|
+ return {
|
|
|
+ t: zeroY ? 0 : parseToZeroOrNumber(_hostElement.css(prefix + _strTop + suffix)),
|
|
|
+ r: zeroX ? 0 : parseToZeroOrNumber(_hostElement.css(prefix + _strRight + suffix)),
|
|
|
+ b: zeroY ? 0 : parseToZeroOrNumber(_hostElement.css(prefix + _strBottom + suffix)),
|
|
|
+ l: zeroX ? 0 : parseToZeroOrNumber(_hostElement.css(prefix + _strLeft + suffix))
|
|
|
+ };
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Returns the computed CSS transition string from the given element.
|
|
|
+ * @param element The element from which the transition string shall be returned.
|
|
|
+ * @returns {string} The CSS transition string from the given element.
|
|
|
+ */
|
|
|
+ function getCSSTransitionString(element) {
|
|
|
+ var transitionStr = VENDORS._cssProperty('transition');
|
|
|
+ var assembledValue = element.css(transitionStr);
|
|
|
+ if (assembledValue)
|
|
|
+ return assembledValue;
|
|
|
+ var regExpString = '\\s*(' + '([^,(]+(\\(.+?\\))?)+' + ')[\\s,]*';
|
|
|
+ var regExpMain = new RegExp(regExpString);
|
|
|
+ var regExpValidate = new RegExp('^(' + regExpString + ')+$');
|
|
|
+ var properties = 'property duration timing-function delay'.split(' ');
|
|
|
+ var result = [];
|
|
|
+ var strResult;
|
|
|
+ var valueArray;
|
|
|
+ var i = 0;
|
|
|
+ var j;
|
|
|
+ var splitCssStyleByComma = function (str) {
|
|
|
+ strResult = [];
|
|
|
+ if (!str.match(regExpValidate))
|
|
|
+ return str;
|
|
|
+ while (str.match(regExpMain)) {
|
|
|
+ strResult.push(RegExp.$1);
|
|
|
+ str = str.replace(regExpMain, _strEmpty);
|
|
|
+ }
|
|
|
+
|
|
|
+ return strResult;
|
|
|
+ };
|
|
|
+ for (; i < properties[LEXICON.l]; i++) {
|
|
|
+ valueArray = splitCssStyleByComma(element.css(transitionStr + '-' + properties[i]));
|
|
|
+ for (j = 0; j < valueArray[LEXICON.l]; j++)
|
|
|
+ result[j] = (result[j] ? result[j] + _strSpace : _strEmpty) + valueArray[j];
|
|
|
+ }
|
|
|
+ return result.join(', ');
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Generates a Regular Expression which matches with a string which starts with 'os-host'.
|
|
|
+ * @param {boolean} withCurrClassNameOption The Regular Expression also matches if the string is the current ClassName option (multiple values splitted by space possible).
|
|
|
+ * @param {boolean} withOldClassNameOption The Regular Expression also matches if the string is the old ClassName option (multiple values splitted by space possible).
|
|
|
+ */
|
|
|
+ function createHostClassNameRegExp(withCurrClassNameOption, withOldClassNameOption) {
|
|
|
+ var i;
|
|
|
+ var split;
|
|
|
+ var appendix;
|
|
|
+ var appendClasses = function (classes, condition) {
|
|
|
+ appendix = '';
|
|
|
+ if (condition && typeof classes == TYPES.s) {
|
|
|
+ split = classes.split(_strSpace);
|
|
|
+ for (i = 0; i < split[LEXICON.l]; i++)
|
|
|
+ appendix += '|' + split[i] + '$';
|
|
|
+ // split[i].replace(/[.*+?^${}()|[\]\\]/g, '\\$&') for escaping regex characters
|
|
|
+ }
|
|
|
+ return appendix;
|
|
|
+ };
|
|
|
+
|
|
|
+ return new RegExp(
|
|
|
+ '(^' + _classNameHostElement + '([-_].+|)$)' +
|
|
|
+ appendClasses(_classNameCache, withCurrClassNameOption) +
|
|
|
+ appendClasses(_oldClassName, withOldClassNameOption), 'g');
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Calculates the host-elements inverted scale. (invertedScale = 1 / scale)
|
|
|
+ * @returns {{x: number, y: number}} The scale of the host-element.
|
|
|
+ */
|
|
|
+ function getHostElementInvertedScale() {
|
|
|
+ var rect = _paddingElementNative[LEXICON.bCR]();
|
|
|
+ return {
|
|
|
+ x: _supportTransform ? 1 / (MATH.round(rect.width) / _paddingElementNative[LEXICON.oW]) || 1 : 1,
|
|
|
+ y: _supportTransform ? 1 / (MATH.round(rect.height) / _paddingElementNative[LEXICON.oH]) || 1 : 1
|
|
|
+ };
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks whether the given object is a HTMLElement.
|
|
|
+ * @param o The object which shall be checked.
|
|
|
+ * @returns {boolean} True the given object is a HTMLElement, false otherwise.
|
|
|
+ */
|
|
|
+ function isHTMLElement(o) {
|
|
|
+ var strOwnerDocument = 'ownerDocument';
|
|
|
+ var strHTMLElement = 'HTMLElement';
|
|
|
+ var wnd = o && o[strOwnerDocument] ? (o[strOwnerDocument].parentWindow || window) : window;
|
|
|
+ return (
|
|
|
+ typeof wnd[strHTMLElement] == TYPES.o ? o instanceof wnd[strHTMLElement] : //DOM2
|
|
|
+ o && typeof o == TYPES.o && o !== null && o.nodeType === 1 && typeof o.nodeName == TYPES.s
|
|
|
+ );
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Compares 2 arrays and returns the differences between them as a array.
|
|
|
+ * @param a1 The first array which shall be compared.
|
|
|
+ * @param a2 The second array which shall be compared.
|
|
|
+ * @returns {Array} The differences between the two arrays.
|
|
|
+ */
|
|
|
+ function getArrayDifferences(a1, a2) {
|
|
|
+ var a = [];
|
|
|
+ var diff = [];
|
|
|
+ var i;
|
|
|
+ var k;
|
|
|
+ for (i = 0; i < a1.length; i++)
|
|
|
+ a[a1[i]] = true;
|
|
|
+ for (i = 0; i < a2.length; i++) {
|
|
|
+ if (a[a2[i]])
|
|
|
+ delete a[a2[i]];
|
|
|
+ else
|
|
|
+ a[a2[i]] = true;
|
|
|
+ }
|
|
|
+ for (k in a)
|
|
|
+ diff.push(k);
|
|
|
+ return diff;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Returns Zero or the number to which the value can be parsed.
|
|
|
+ * @param value The value which shall be parsed.
|
|
|
+ * @param toFloat Indicates whether the number shall be parsed to a float.
|
|
|
+ */
|
|
|
+ function parseToZeroOrNumber(value, toFloat) {
|
|
|
+ var num = toFloat ? parseFloat(value) : parseInt(value, 10);
|
|
|
+ return isNaN(num) ? 0 : num;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Gets several information of the textarea and returns them as a object or undefined if the browser doesn't support it.
|
|
|
+ * @returns {{cursorRow: Number, cursorCol, rows: Number, cols: number, wRow: number, pos: number, max : number}} or undefined if not supported.
|
|
|
+ */
|
|
|
+ function getTextareaInfo() {
|
|
|
+ //read needed values
|
|
|
+ var textareaCursorPosition = _targetElementNative.selectionStart;
|
|
|
+ if (textareaCursorPosition === undefined)
|
|
|
+ return;
|
|
|
+
|
|
|
+ var textareaValue = _targetElement.val();
|
|
|
+ var textareaLength = textareaValue[LEXICON.l];
|
|
|
+ var textareaRowSplit = textareaValue.split('\n');
|
|
|
+ var textareaLastRow = textareaRowSplit[LEXICON.l];
|
|
|
+ var textareaCurrentCursorRowSplit = textareaValue.substr(0, textareaCursorPosition).split('\n');
|
|
|
+ var widestRow = 0;
|
|
|
+ var textareaLastCol = 0;
|
|
|
+ var cursorRow = textareaCurrentCursorRowSplit[LEXICON.l];
|
|
|
+ var cursorCol = textareaCurrentCursorRowSplit[textareaCurrentCursorRowSplit[LEXICON.l] - 1][LEXICON.l];
|
|
|
+ var rowCols;
|
|
|
+ var i;
|
|
|
+
|
|
|
+ //get widest Row and the last column of the textarea
|
|
|
+ for (i = 0; i < textareaRowSplit[LEXICON.l]; i++) {
|
|
|
+ rowCols = textareaRowSplit[i][LEXICON.l];
|
|
|
+ if (rowCols > textareaLastCol) {
|
|
|
+ widestRow = i + 1;
|
|
|
+ textareaLastCol = rowCols;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return {
|
|
|
+ _cursorRow: cursorRow, //cursorRow
|
|
|
+ _cursorColumn: cursorCol, //cursorCol
|
|
|
+ _rows: textareaLastRow, //rows
|
|
|
+ _columns: textareaLastCol, //cols
|
|
|
+ _widestRow: widestRow, //wRow
|
|
|
+ _cursorPosition: textareaCursorPosition, //pos
|
|
|
+ _cursorMax: textareaLength //max
|
|
|
+ };
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Determines whether native overlay scrollbars are active.
|
|
|
+ * @returns {boolean} True if native overlay scrollbars are active, false otherwise.
|
|
|
+ */
|
|
|
+ function nativeOverlayScrollbarsAreActive() {
|
|
|
+ return (_ignoreOverlayScrollbarHidingCache && (_nativeScrollbarIsOverlaid.x && _nativeScrollbarIsOverlaid.y));
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Gets the element which is used to measure the content size.
|
|
|
+ * @returns {*} TextareaCover if target element is textarea else the ContentElement.
|
|
|
+ */
|
|
|
+ function getContentMeasureElement() {
|
|
|
+ return _isTextarea ? _textareaCoverElement[0] : _contentElementNative;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Generates a string which represents a HTML div with the given classes or attributes.
|
|
|
+ * @param classesOrAttrs The class of the div as string or a object which represents the attributes of the div. (The class attribute can also be written as "className".)
|
|
|
+ * @param content The content of the div as string.
|
|
|
+ * @returns {string} The concated string which represents a HTML div and its content.
|
|
|
+ */
|
|
|
+ function generateDiv(classesOrAttrs, content) {
|
|
|
+ return '<div ' + (classesOrAttrs ? type(classesOrAttrs) == TYPES.s ?
|
|
|
+ 'class="' + classesOrAttrs + '"' :
|
|
|
+ (function () {
|
|
|
+ var key;
|
|
|
+ var attrs = _strEmpty;
|
|
|
+ if (FRAMEWORK.isPlainObject(classesOrAttrs)) {
|
|
|
+ for (key in classesOrAttrs)
|
|
|
+ attrs += (key === 'c' ? 'class' : key) + '="' + classesOrAttrs[key] + '" ';
|
|
|
+ }
|
|
|
+ return attrs;
|
|
|
+ })() :
|
|
|
+ _strEmpty) +
|
|
|
+ '>' +
|
|
|
+ (content || _strEmpty) +
|
|
|
+ '</div>';
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Selects or generates a div with the given class attribute.
|
|
|
+ * @param className The class names (divided by spaces) of the div which shall be selected or generated.
|
|
|
+ * @param selectParentOrOnlyChildren The parent element from which of the element shall be selected. (if undefined or boolean its hostElement)
|
|
|
+ * If its a boolean it decides whether only the children of the host element shall be selected.
|
|
|
+ * @returns {*} The generated or selected element.
|
|
|
+ */
|
|
|
+ function selectOrGenerateDivByClass(className, selectParentOrOnlyChildren) {
|
|
|
+ var onlyChildren = type(selectParentOrOnlyChildren) == TYPES.b;
|
|
|
+ var selectParent = onlyChildren ? _hostElement : (selectParentOrOnlyChildren || _hostElement);
|
|
|
+
|
|
|
+ return (_domExists && !selectParent[LEXICON.l])
|
|
|
+ ? null
|
|
|
+ : _domExists
|
|
|
+ ? selectParent[onlyChildren ? 'children' : 'find'](_strDot + className.replace(/\s/g, _strDot)).eq(0)
|
|
|
+ : FRAMEWORK(generateDiv(className))
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Gets the value of the given property from the given object.
|
|
|
+ * @param obj The object from which the property value shall be got.
|
|
|
+ * @param path The property of which the value shall be got.
|
|
|
+ * @returns {*} Returns the value of the searched property or undefined of the property wasn't found.
|
|
|
+ */
|
|
|
+ function getObjectPropVal(obj, path) {
|
|
|
+ var splits = path.split(_strDot);
|
|
|
+ var i = 0;
|
|
|
+ var val;
|
|
|
+ for (; i < splits.length; i++) {
|
|
|
+ if (!obj[LEXICON.hOP](splits[i]))
|
|
|
+ return;
|
|
|
+ val = obj[splits[i]];
|
|
|
+ if (i < splits.length && type(val) == TYPES.o)
|
|
|
+ obj = val;
|
|
|
+ }
|
|
|
+ return val;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Sets the value of the given property from the given object.
|
|
|
+ * @param obj The object from which the property value shall be set.
|
|
|
+ * @param path The property of which the value shall be set.
|
|
|
+ * @param val The value of the property which shall be set.
|
|
|
+ */
|
|
|
+ function setObjectPropVal(obj, path, val) {
|
|
|
+ var splits = path.split(_strDot);
|
|
|
+ var splitsLength = splits.length;
|
|
|
+ var i = 0;
|
|
|
+ var extendObj = {};
|
|
|
+ var extendObjRoot = extendObj;
|
|
|
+ for (; i < splitsLength; i++)
|
|
|
+ extendObj = extendObj[splits[i]] = i + 1 < splitsLength ? {} : val;
|
|
|
+ FRAMEWORK.extend(obj, extendObjRoot, true);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Runs a action for each selector inside the updateOnLoad option.
|
|
|
+ * @param {Function} action The action for each updateOnLoad selector, the arguments the function takes is the index and the value (the selector).
|
|
|
+ */
|
|
|
+ function eachUpdateOnLoad(action) {
|
|
|
+ var updateOnLoad = _currentPreparedOptions.updateOnLoad;
|
|
|
+ updateOnLoad = type(updateOnLoad) == TYPES.s ? updateOnLoad.split(_strSpace) : updateOnLoad;
|
|
|
+
|
|
|
+ if (COMPATIBILITY.isA(updateOnLoad) && !_destroyed) {
|
|
|
+ each(updateOnLoad, action);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ //==== Utils Cache ====//
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Compares two values or objects and returns true if they aren't equal.
|
|
|
+ * @param current The first value or object which shall be compared.
|
|
|
+ * @param cache The second value or object which shall be compared.
|
|
|
+ * @param force If true the returned value is always true.
|
|
|
+ * @returns {boolean} True if both values or objects aren't equal or force is true, false otherwise.
|
|
|
+ */
|
|
|
+ function checkCache(current, cache, force) {
|
|
|
+ if (force)
|
|
|
+ return force;
|
|
|
+ if (type(current) == TYPES.o && type(cache) == TYPES.o) {
|
|
|
+ for (var prop in current) {
|
|
|
+ if (prop !== 'c') {
|
|
|
+ if (current[LEXICON.hOP](prop) && cache[LEXICON.hOP](prop)) {
|
|
|
+ if (checkCache(current[prop], cache[prop]))
|
|
|
+ return true;
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ return true;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ return current !== cache;
|
|
|
+ }
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ //==== Shortcuts ====//
|
|
|
+
|
|
|
+ /**
|
|
|
+ * jQuery extend method shortcut with a appended "true" as first argument.
|
|
|
+ */
|
|
|
+ function extendDeep() {
|
|
|
+ return FRAMEWORK.extend.apply(this, [true].concat([].slice.call(arguments)));
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * jQuery addClass method shortcut.
|
|
|
+ */
|
|
|
+ function addClass(el, classes) {
|
|
|
+ return _frameworkProto.addClass.call(el, classes);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * jQuery removeClass method shortcut.
|
|
|
+ */
|
|
|
+ function removeClass(el, classes) {
|
|
|
+ return _frameworkProto.removeClass.call(el, classes);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Adds or removes the given classes dependent on the boolean value. True for add, false for remove.
|
|
|
+ */
|
|
|
+ function addRemoveClass(el, classes, doAdd) {
|
|
|
+ return doAdd ? addClass(el, classes) : removeClass(el, classes);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * jQuery remove method shortcut.
|
|
|
+ */
|
|
|
+ function remove(el) {
|
|
|
+ return _frameworkProto.remove.call(el);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Finds the first child element with the given selector of the given element.
|
|
|
+ * @param el The root element from which the selector shall be valid.
|
|
|
+ * @param selector The selector of the searched element.
|
|
|
+ * @returns {*} The first element which is a child of the given element and matches the givens selector.
|
|
|
+ */
|
|
|
+ function findFirst(el, selector) {
|
|
|
+ return _frameworkProto.find.call(el, selector).eq(0);
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ //==== API ====//
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Puts the instance to sleep. It wont respond to any changes in the DOM and won't update. Scrollbar Interactivity is also disabled as well as the resize handle.
|
|
|
+ * This behavior can be reset by calling the update method.
|
|
|
+ */
|
|
|
+ _base.sleep = function () {
|
|
|
+ _sleeping = true;
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Updates the plugin and DOM to the current options.
|
|
|
+ * This method should only be called if a update is 100% required.
|
|
|
+ * @param force True if every property shall be updated and the cache shall be ignored.
|
|
|
+ * !INTERNAL USAGE! : force can be a string "auto", "sync" or "zoom" too
|
|
|
+ * if "auto" then before a real update the content size and host element attributes gets checked, and if they changed only then the update method will be called.
|
|
|
+ * if "sync" then the async update process (MutationObserver or UpdateLoop) gets synchronized and a corresponding update takes place if one was needed due to pending changes.
|
|
|
+ * if "zoom" then a update takes place where it's assumed that content and host size changed
|
|
|
+ * @returns {boolean|undefined}
|
|
|
+ * If force is "sync" then a boolean is returned which indicates whether a update was needed due to pending changes.
|
|
|
+ * If force is "auto" then a boolean is returned whether a update was needed due to attribute or size changes.
|
|
|
+ * undefined otherwise.
|
|
|
+ */
|
|
|
+ _base.update = function (force) {
|
|
|
+ if (_destroyed)
|
|
|
+ return;
|
|
|
+
|
|
|
+ var attrsChanged;
|
|
|
+ var contentSizeC;
|
|
|
+ var isString = type(force) == TYPES.s;
|
|
|
+ var doUpdateAuto;
|
|
|
+ var mutHost;
|
|
|
+ var mutContent;
|
|
|
+
|
|
|
+ if (isString) {
|
|
|
+ if (force === _strAuto) {
|
|
|
+ attrsChanged = meaningfulAttrsChanged();
|
|
|
+ contentSizeC = updateAutoContentSizeChanged();
|
|
|
+ doUpdateAuto = attrsChanged || contentSizeC;
|
|
|
+ if (doUpdateAuto) {
|
|
|
+ update({
|
|
|
+ _contentSizeChanged: contentSizeC,
|
|
|
+ _changedOptions: _initialized ? undefined : _currentPreparedOptions
|
|
|
+ });
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else if (force === _strSync) {
|
|
|
+ if (_mutationObserversConnected) {
|
|
|
+ mutHost = _mutationObserverHostCallback(_mutationObserverHost.takeRecords());
|
|
|
+ mutContent = _mutationObserverContentCallback(_mutationObserverContent.takeRecords());
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ mutHost = _base.update(_strAuto);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else if (force === 'zoom') {
|
|
|
+ update({
|
|
|
+ _hostSizeChanged: true,
|
|
|
+ _contentSizeChanged: true
|
|
|
+ });
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ force = _sleeping || force;
|
|
|
+ _sleeping = false;
|
|
|
+ if (!_base.update(_strSync) || force)
|
|
|
+ update({ _force: force });
|
|
|
+ }
|
|
|
+
|
|
|
+ updateElementsOnLoad();
|
|
|
+
|
|
|
+ return doUpdateAuto || mutHost || mutContent;
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ Gets or sets the current options. The update method will be called automatically if new options were set.
|
|
|
+ * @param newOptions If new options are given, then the new options will be set, if new options aren't given (undefined or a not a plain object) then the current options will be returned.
|
|
|
+ * @param value If new options is a property path string, then this value will be used to set the option to which the property path string leads.
|
|
|
+ * @returns {*}
|
|
|
+ */
|
|
|
+ _base.options = function (newOptions, value) {
|
|
|
+ var option = {};
|
|
|
+ var changedOps;
|
|
|
+
|
|
|
+ //return current options if newOptions are undefined or empty
|
|
|
+ if (FRAMEWORK.isEmptyObject(newOptions) || !FRAMEWORK.isPlainObject(newOptions)) {
|
|
|
+ if (type(newOptions) == TYPES.s) {
|
|
|
+ if (arguments.length > 1) {
|
|
|
+ setObjectPropVal(option, newOptions, value);
|
|
|
+ changedOps = setOptions(option);
|
|
|
+ }
|
|
|
+ else
|
|
|
+ return getObjectPropVal(_currentOptions, newOptions);
|
|
|
+ }
|
|
|
+ else
|
|
|
+ return _currentOptions;
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ changedOps = setOptions(newOptions);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!FRAMEWORK.isEmptyObject(changedOps)) {
|
|
|
+ update({ _changedOptions: changedOps });
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Restore the DOM, disconnects all observers, remove all resize observers and put the instance to sleep.
|
|
|
+ */
|
|
|
+ _base.destroy = function () {
|
|
|
+ if (_destroyed)
|
|
|
+ return;
|
|
|
+
|
|
|
+ //remove this instance from auto update loop
|
|
|
+ autoUpdateLoop.remove(_base);
|
|
|
+
|
|
|
+ //disconnect all mutation observers
|
|
|
+ disconnectMutationObservers();
|
|
|
+
|
|
|
+ //remove all resize observers
|
|
|
+ setupResizeObserver(_sizeObserverElement);
|
|
|
+ setupResizeObserver(_sizeAutoObserverElement);
|
|
|
+
|
|
|
+ //remove all extensions
|
|
|
+ for (var extName in _extensions)
|
|
|
+ _base.removeExt(extName);
|
|
|
+
|
|
|
+ //remove all 'destroy' events
|
|
|
+ while (_destroyEvents[LEXICON.l] > 0)
|
|
|
+ _destroyEvents.pop()();
|
|
|
+
|
|
|
+ //remove all events from host element
|
|
|
+ setupHostMouseTouchEvents(true);
|
|
|
+
|
|
|
+ //remove all helper / detection elements
|
|
|
+ if (_contentGlueElement)
|
|
|
+ remove(_contentGlueElement);
|
|
|
+ if (_contentArrangeElement)
|
|
|
+ remove(_contentArrangeElement);
|
|
|
+ if (_sizeAutoObserverAdded)
|
|
|
+ remove(_sizeAutoObserverElement);
|
|
|
+
|
|
|
+ //remove all generated DOM
|
|
|
+ setupScrollbarsDOM(true);
|
|
|
+ setupScrollbarCornerDOM(true);
|
|
|
+ setupStructureDOM(true);
|
|
|
+
|
|
|
+ //remove all generated image load events
|
|
|
+ for (var i = 0; i < _updateOnLoadElms[LEXICON.l]; i++)
|
|
|
+ FRAMEWORK(_updateOnLoadElms[i]).off(_updateOnLoadEventName, updateOnLoadCallback);
|
|
|
+ _updateOnLoadElms = undefined;
|
|
|
+
|
|
|
+ _destroyed = true;
|
|
|
+ _sleeping = true;
|
|
|
+
|
|
|
+ //remove this instance from the instances list
|
|
|
+ INSTANCES(pluginTargetElement, 0);
|
|
|
+ dispatchCallback('onDestroyed');
|
|
|
+
|
|
|
+ //remove all properties and methods
|
|
|
+ //for (var property in _base)
|
|
|
+ // delete _base[property];
|
|
|
+ //_base = undefined;
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Scrolls to a given position or element.
|
|
|
+ * @param coordinates
|
|
|
+ * 1. Can be "coordinates" which looks like:
|
|
|
+ * { x : ?, y : ? } OR Object with x and y properties
|
|
|
+ * { left : ?, top : ? } OR Object with left and top properties
|
|
|
+ * { l : ?, t : ? } OR Object with l and t properties
|
|
|
+ * [ ?, ? ] OR Array where the first two element are the coordinates (first is x, second is y)
|
|
|
+ * ? A single value which stays for both axis
|
|
|
+ * A value can be a number, a string or a calculation.
|
|
|
+ *
|
|
|
+ * Operators:
|
|
|
+ * [NONE] The current scroll will be overwritten by the value.
|
|
|
+ * '+=' The value will be added to the current scroll offset
|
|
|
+ * '-=' The value will be subtracted from the current scroll offset
|
|
|
+ * '*=' The current scroll wil be multiplicated by the value.
|
|
|
+ * '/=' The current scroll wil be divided by the value.
|
|
|
+ *
|
|
|
+ * Units:
|
|
|
+ * [NONE] The value is the final scroll amount. final = (value * 1)
|
|
|
+ * 'px' Same as none
|
|
|
+ * '%' The value is dependent on the current scroll value. final = ((currentScrollValue / 100) * value)
|
|
|
+ * 'vw' The value is multiplicated by the viewport width. final = (value * viewportWidth)
|
|
|
+ * 'vh' The value is multiplicated by the viewport height. final = (value * viewportHeight)
|
|
|
+ *
|
|
|
+ * example final values:
|
|
|
+ * 200, '200px', '50%', '1vw', '1vh', '+=200', '/=1vw', '*=2px', '-=5vh', '+=33%', '+= 50% - 2px', '-= 1vw - 50%'
|
|
|
+ *
|
|
|
+ * 2. Can be a HTML or jQuery element:
|
|
|
+ * The final scroll offset is the offset (without margin) of the given HTML / jQuery element.
|
|
|
+ *
|
|
|
+ * 3. Can be a object with a HTML or jQuery element with additional settings:
|
|
|
+ * {
|
|
|
+ * el : [HTMLElement, jQuery element], MUST be specified, else this object isn't valid.
|
|
|
+ * scroll : [string, array, object], Default value is 'always'.
|
|
|
+ * block : [string, array, object], Default value is 'begin'.
|
|
|
+ * margin : [number, boolean, array, object] Default value is false.
|
|
|
+ * }
|
|
|
+ *
|
|
|
+ * Possible scroll settings are:
|
|
|
+ * 'always' Scrolls always.
|
|
|
+ * 'ifneeded' Scrolls only if the element isnt fully in view.
|
|
|
+ * 'never' Scrolls never.
|
|
|
+ *
|
|
|
+ * Possible block settings are:
|
|
|
+ * 'begin' Both axis shall be docked to the "begin" edge. - The element will be docked to the top and left edge of the viewport.
|
|
|
+ * 'end' Both axis shall be docked to the "end" edge. - The element will be docked to the bottom and right edge of the viewport. (If direction is RTL to the bottom and left edge.)
|
|
|
+ * 'center' Both axis shall be docked to "center". - The element will be centered in the viewport.
|
|
|
+ * 'nearest' The element will be docked to the nearest edge(s).
|
|
|
+ *
|
|
|
+ * Possible margin settings are: -- The actual margin of the element wont be affect, this option affects only the final scroll offset.
|
|
|
+ * [BOOLEAN] If true the css margin of the element will be used, if false no margin will be used.
|
|
|
+ * [NUMBER] The margin will be used for all edges.
|
|
|
+ *
|
|
|
+ * @param duration The duration of the scroll animation, OR a jQuery animation configuration object.
|
|
|
+ * @param easing The animation easing.
|
|
|
+ * @param complete The animation complete callback.
|
|
|
+ * @returns {{
|
|
|
+ * position: {x: number, y: number},
|
|
|
+ * ratio: {x: number, y: number},
|
|
|
+ * max: {x: number, y: number},
|
|
|
+ * handleOffset: {x: number, y: number},
|
|
|
+ * handleLength: {x: number, y: number},
|
|
|
+ * handleLengthRatio: {x: number, y: number}, t
|
|
|
+ * rackLength: {x: number, y: number},
|
|
|
+ * isRTL: boolean,
|
|
|
+ * isRTLNormalized: boolean
|
|
|
+ * }}
|
|
|
+ */
|
|
|
+ _base.scroll = function (coordinates, duration, easing, complete) {
|
|
|
+ if (arguments.length === 0 || coordinates === undefined) {
|
|
|
+ var infoX = _scrollHorizontalInfo;
|
|
|
+ var infoY = _scrollVerticalInfo;
|
|
|
+ var normalizeInvert = _normalizeRTLCache && _isRTL && _rtlScrollBehavior.i;
|
|
|
+ var normalizeNegate = _normalizeRTLCache && _isRTL && _rtlScrollBehavior.n;
|
|
|
+ var scrollX = infoX._currentScroll;
|
|
|
+ var scrollXRatio = infoX._currentScrollRatio;
|
|
|
+ var maxScrollX = infoX._maxScroll;
|
|
|
+ scrollXRatio = normalizeInvert ? 1 - scrollXRatio : scrollXRatio;
|
|
|
+ scrollX = normalizeInvert ? maxScrollX - scrollX : scrollX;
|
|
|
+ scrollX *= normalizeNegate ? -1 : 1;
|
|
|
+ maxScrollX *= normalizeNegate ? -1 : 1;
|
|
|
+
|
|
|
+ return {
|
|
|
+ position: {
|
|
|
+ x: scrollX,
|
|
|
+ y: infoY._currentScroll
|
|
|
+ },
|
|
|
+ ratio: {
|
|
|
+ x: scrollXRatio,
|
|
|
+ y: infoY._currentScrollRatio
|
|
|
+ },
|
|
|
+ max: {
|
|
|
+ x: maxScrollX,
|
|
|
+ y: infoY._maxScroll
|
|
|
+ },
|
|
|
+ handleOffset: {
|
|
|
+ x: infoX._handleOffset,
|
|
|
+ y: infoY._handleOffset
|
|
|
+ },
|
|
|
+ handleLength: {
|
|
|
+ x: infoX._handleLength,
|
|
|
+ y: infoY._handleLength
|
|
|
+ },
|
|
|
+ handleLengthRatio: {
|
|
|
+ x: infoX._handleLengthRatio,
|
|
|
+ y: infoY._handleLengthRatio
|
|
|
+ },
|
|
|
+ trackLength: {
|
|
|
+ x: infoX._trackLength,
|
|
|
+ y: infoY._trackLength
|
|
|
+ },
|
|
|
+ snappedHandleOffset: {
|
|
|
+ x: infoX._snappedHandleOffset,
|
|
|
+ y: infoY._snappedHandleOffset
|
|
|
+ },
|
|
|
+ isRTL: _isRTL,
|
|
|
+ isRTLNormalized: _normalizeRTLCache
|
|
|
+ };
|
|
|
+ }
|
|
|
+
|
|
|
+ _base.update(_strSync);
|
|
|
+
|
|
|
+ var normalizeRTL = _normalizeRTLCache;
|
|
|
+ var coordinatesXAxisProps = [_strX, _strLeft, 'l'];
|
|
|
+ var coordinatesYAxisProps = [_strY, _strTop, 't'];
|
|
|
+ var coordinatesOperators = ['+=', '-=', '*=', '/='];
|
|
|
+ var durationIsObject = type(duration) == TYPES.o;
|
|
|
+ var completeCallback = durationIsObject ? duration.complete : complete;
|
|
|
+ var i;
|
|
|
+ var finalScroll = {};
|
|
|
+ var specialEasing = {};
|
|
|
+ var doScrollLeft;
|
|
|
+ var doScrollTop;
|
|
|
+ var animationOptions;
|
|
|
+ var strEnd = 'end';
|
|
|
+ var strBegin = 'begin';
|
|
|
+ var strCenter = 'center';
|
|
|
+ var strNearest = 'nearest';
|
|
|
+ var strAlways = 'always';
|
|
|
+ var strNever = 'never';
|
|
|
+ var strIfNeeded = 'ifneeded';
|
|
|
+ var strLength = LEXICON.l;
|
|
|
+ var settingsAxis;
|
|
|
+ var settingsScroll;
|
|
|
+ var settingsBlock;
|
|
|
+ var settingsMargin;
|
|
|
+ var finalElement;
|
|
|
+ var elementObjSettingsAxisValues = [_strX, _strY, 'xy', 'yx'];
|
|
|
+ var elementObjSettingsBlockValues = [strBegin, strEnd, strCenter, strNearest];
|
|
|
+ var elementObjSettingsScrollValues = [strAlways, strNever, strIfNeeded];
|
|
|
+ var coordinatesIsElementObj = coordinates[LEXICON.hOP]('el');
|
|
|
+ var possibleElement = coordinatesIsElementObj ? coordinates.el : coordinates;
|
|
|
+ var possibleElementIsJQuery = possibleElement instanceof FRAMEWORK || JQUERY ? possibleElement instanceof JQUERY : false;
|
|
|
+ var possibleElementIsHTMLElement = possibleElementIsJQuery ? false : isHTMLElement(possibleElement);
|
|
|
+ var updateScrollbarInfos = function () {
|
|
|
+ if (doScrollLeft)
|
|
|
+ refreshScrollbarHandleOffset(true);
|
|
|
+ if (doScrollTop)
|
|
|
+ refreshScrollbarHandleOffset(false);
|
|
|
+ };
|
|
|
+ var proxyCompleteCallback = type(completeCallback) != TYPES.f ? undefined : function () {
|
|
|
+ updateScrollbarInfos();
|
|
|
+ completeCallback();
|
|
|
+ };
|
|
|
+ function checkSettingsStringValue(currValue, allowedValues) {
|
|
|
+ for (i = 0; i < allowedValues[strLength]; i++) {
|
|
|
+ if (currValue === allowedValues[i])
|
|
|
+ return true;
|
|
|
+ }
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ function getRawScroll(isX, coordinates) {
|
|
|
+ var coordinateProps = isX ? coordinatesXAxisProps : coordinatesYAxisProps;
|
|
|
+ coordinates = type(coordinates) == TYPES.s || type(coordinates) == TYPES.n ? [coordinates, coordinates] : coordinates;
|
|
|
+
|
|
|
+ if (COMPATIBILITY.isA(coordinates))
|
|
|
+ return isX ? coordinates[0] : coordinates[1];
|
|
|
+ else if (type(coordinates) == TYPES.o) {
|
|
|
+ //decides RTL normalization "hack" with .n
|
|
|
+ //normalizeRTL = type(coordinates.n) == TYPES.b ? coordinates.n : normalizeRTL;
|
|
|
+ for (i = 0; i < coordinateProps[strLength]; i++)
|
|
|
+ if (coordinateProps[i] in coordinates)
|
|
|
+ return coordinates[coordinateProps[i]];
|
|
|
+ }
|
|
|
+ }
|
|
|
+ function getFinalScroll(isX, rawScroll) {
|
|
|
+ var isString = type(rawScroll) == TYPES.s;
|
|
|
+ var operator;
|
|
|
+ var amount;
|
|
|
+ var scrollInfo = isX ? _scrollHorizontalInfo : _scrollVerticalInfo;
|
|
|
+ var currScroll = scrollInfo._currentScroll;
|
|
|
+ var maxScroll = scrollInfo._maxScroll;
|
|
|
+ var mult = ' * ';
|
|
|
+ var finalValue;
|
|
|
+ var isRTLisX = _isRTL && isX;
|
|
|
+ var normalizeShortcuts = isRTLisX && _rtlScrollBehavior.n && !normalizeRTL;
|
|
|
+ var strReplace = 'replace';
|
|
|
+ var evalFunc = eval;
|
|
|
+ var possibleOperator;
|
|
|
+ if (isString) {
|
|
|
+ //check operator
|
|
|
+ if (rawScroll[strLength] > 2) {
|
|
|
+ possibleOperator = rawScroll.substr(0, 2);
|
|
|
+ if (inArray(possibleOperator, coordinatesOperators) > -1)
|
|
|
+ operator = possibleOperator;
|
|
|
+ }
|
|
|
+
|
|
|
+ //calculate units and shortcuts
|
|
|
+ rawScroll = operator ? rawScroll.substr(2) : rawScroll;
|
|
|
+ rawScroll = rawScroll
|
|
|
+ [strReplace](/min/g, 0) //'min' = 0%
|
|
|
+ [strReplace](/</g, 0) //'<' = 0%
|
|
|
+ [strReplace](/max/g, (normalizeShortcuts ? '-' : _strEmpty) + _strHundredPercent) //'max' = 100%
|
|
|
+ [strReplace](/>/g, (normalizeShortcuts ? '-' : _strEmpty) + _strHundredPercent) //'>' = 100%
|
|
|
+ [strReplace](/px/g, _strEmpty)
|
|
|
+ [strReplace](/%/g, mult + (maxScroll * (isRTLisX && _rtlScrollBehavior.n ? -1 : 1) / 100.0))
|
|
|
+ [strReplace](/vw/g, mult + _viewportSize.w)
|
|
|
+ [strReplace](/vh/g, mult + _viewportSize.h);
|
|
|
+ amount = parseToZeroOrNumber(isNaN(rawScroll) ? parseToZeroOrNumber(evalFunc(rawScroll), true).toFixed() : rawScroll);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ amount = rawScroll;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (amount !== undefined && !isNaN(amount) && type(amount) == TYPES.n) {
|
|
|
+ var normalizeIsRTLisX = normalizeRTL && isRTLisX;
|
|
|
+ var operatorCurrScroll = currScroll * (normalizeIsRTLisX && _rtlScrollBehavior.n ? -1 : 1);
|
|
|
+ var invert = normalizeIsRTLisX && _rtlScrollBehavior.i;
|
|
|
+ var negate = normalizeIsRTLisX && _rtlScrollBehavior.n;
|
|
|
+ operatorCurrScroll = invert ? (maxScroll - operatorCurrScroll) : operatorCurrScroll;
|
|
|
+ switch (operator) {
|
|
|
+ case '+=':
|
|
|
+ finalValue = operatorCurrScroll + amount;
|
|
|
+ break;
|
|
|
+ case '-=':
|
|
|
+ finalValue = operatorCurrScroll - amount;
|
|
|
+ break;
|
|
|
+ case '*=':
|
|
|
+ finalValue = operatorCurrScroll * amount;
|
|
|
+ break;
|
|
|
+ case '/=':
|
|
|
+ finalValue = operatorCurrScroll / amount;
|
|
|
+ break;
|
|
|
+ default:
|
|
|
+ finalValue = amount;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ finalValue = invert ? maxScroll - finalValue : finalValue;
|
|
|
+ finalValue *= negate ? -1 : 1;
|
|
|
+ finalValue = isRTLisX && _rtlScrollBehavior.n ? MATH.min(0, MATH.max(maxScroll, finalValue)) : MATH.max(0, MATH.min(maxScroll, finalValue));
|
|
|
+ }
|
|
|
+ return finalValue === currScroll ? undefined : finalValue;
|
|
|
+ }
|
|
|
+ function getPerAxisValue(value, valueInternalType, defaultValue, allowedValues) {
|
|
|
+ var resultDefault = [defaultValue, defaultValue];
|
|
|
+ var valueType = type(value);
|
|
|
+ var valueArrLength;
|
|
|
+ var valueArrItem;
|
|
|
+
|
|
|
+ //value can be [ string, or array of two strings ]
|
|
|
+ if (valueType == valueInternalType) {
|
|
|
+ value = [value, value];
|
|
|
+ }
|
|
|
+ else if (valueType == TYPES.a) {
|
|
|
+ valueArrLength = value[strLength];
|
|
|
+ if (valueArrLength > 2 || valueArrLength < 1)
|
|
|
+ value = resultDefault;
|
|
|
+ else {
|
|
|
+ if (valueArrLength === 1)
|
|
|
+ value[1] = defaultValue;
|
|
|
+ for (i = 0; i < valueArrLength; i++) {
|
|
|
+ valueArrItem = value[i];
|
|
|
+ if (type(valueArrItem) != valueInternalType || !checkSettingsStringValue(valueArrItem, allowedValues)) {
|
|
|
+ value = resultDefault;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else if (valueType == TYPES.o)
|
|
|
+ value = [value[_strX] || defaultValue, value[_strY] || defaultValue];
|
|
|
+ else
|
|
|
+ value = resultDefault;
|
|
|
+ return { x: value[0], y: value[1] };
|
|
|
+ }
|
|
|
+ function generateMargin(marginTopRightBottomLeftArray) {
|
|
|
+ var result = [];
|
|
|
+ var currValue;
|
|
|
+ var currValueType;
|
|
|
+ var valueDirections = [_strTop, _strRight, _strBottom, _strLeft];
|
|
|
+ for (i = 0; i < marginTopRightBottomLeftArray[strLength]; i++) {
|
|
|
+ if (i === valueDirections[strLength])
|
|
|
+ break;
|
|
|
+ currValue = marginTopRightBottomLeftArray[i];
|
|
|
+ currValueType = type(currValue);
|
|
|
+ if (currValueType == TYPES.b)
|
|
|
+ result.push(currValue ? parseToZeroOrNumber(finalElement.css(_strMarginMinus + valueDirections[i])) : 0);
|
|
|
+ else
|
|
|
+ result.push(currValueType == TYPES.n ? currValue : 0);
|
|
|
+ }
|
|
|
+ return result;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (possibleElementIsJQuery || possibleElementIsHTMLElement) {
|
|
|
+ //get settings
|
|
|
+ var margin = coordinatesIsElementObj ? coordinates.margin : 0;
|
|
|
+ var axis = coordinatesIsElementObj ? coordinates.axis : 0;
|
|
|
+ var scroll = coordinatesIsElementObj ? coordinates.scroll : 0;
|
|
|
+ var block = coordinatesIsElementObj ? coordinates.block : 0;
|
|
|
+ var marginDefault = [0, 0, 0, 0];
|
|
|
+ var marginType = type(margin);
|
|
|
+ var marginLength;
|
|
|
+ finalElement = possibleElementIsJQuery ? possibleElement : FRAMEWORK(possibleElement);
|
|
|
+
|
|
|
+ if (finalElement[strLength] > 0) {
|
|
|
+ //margin can be [ boolean, number, array of 2, array of 4, object ]
|
|
|
+ if (marginType == TYPES.n || marginType == TYPES.b)
|
|
|
+ margin = generateMargin([margin, margin, margin, margin]);
|
|
|
+ else if (marginType == TYPES.a) {
|
|
|
+ marginLength = margin[strLength];
|
|
|
+ if (marginLength === 2)
|
|
|
+ margin = generateMargin([margin[0], margin[1], margin[0], margin[1]]);
|
|
|
+ else if (marginLength >= 4)
|
|
|
+ margin = generateMargin(margin);
|
|
|
+ else
|
|
|
+ margin = marginDefault;
|
|
|
+ }
|
|
|
+ else if (marginType == TYPES.o)
|
|
|
+ margin = generateMargin([margin[_strTop], margin[_strRight], margin[_strBottom], margin[_strLeft]]);
|
|
|
+ else
|
|
|
+ margin = marginDefault;
|
|
|
+
|
|
|
+ //block = type(block) === TYPES.b ? block ? [ strNearest, strBegin ] : [ strNearest, strEnd ] : block;
|
|
|
+ settingsAxis = checkSettingsStringValue(axis, elementObjSettingsAxisValues) ? axis : 'xy';
|
|
|
+ settingsScroll = getPerAxisValue(scroll, TYPES.s, strAlways, elementObjSettingsScrollValues);
|
|
|
+ settingsBlock = getPerAxisValue(block, TYPES.s, strBegin, elementObjSettingsBlockValues);
|
|
|
+ settingsMargin = margin;
|
|
|
+
|
|
|
+ var viewportScroll = {
|
|
|
+ l: _scrollHorizontalInfo._currentScroll,
|
|
|
+ t: _scrollVerticalInfo._currentScroll
|
|
|
+ };
|
|
|
+ // use padding element instead of viewport element because padding element has never padding, margin or position applied.
|
|
|
+ var viewportOffset = _paddingElement.offset();
|
|
|
+
|
|
|
+ //get coordinates
|
|
|
+ var elementOffset = finalElement.offset();
|
|
|
+ var doNotScroll = {
|
|
|
+ x: settingsScroll.x == strNever || settingsAxis == _strY,
|
|
|
+ y: settingsScroll.y == strNever || settingsAxis == _strX
|
|
|
+ };
|
|
|
+ elementOffset[_strTop] -= settingsMargin[0];
|
|
|
+ elementOffset[_strLeft] -= settingsMargin[3];
|
|
|
+ var elementScrollCoordinates = {
|
|
|
+ x: MATH.round(elementOffset[_strLeft] - viewportOffset[_strLeft] + viewportScroll.l),
|
|
|
+ y: MATH.round(elementOffset[_strTop] - viewportOffset[_strTop] + viewportScroll.t)
|
|
|
+ };
|
|
|
+ if (_isRTL) {
|
|
|
+ if (!_rtlScrollBehavior.n && !_rtlScrollBehavior.i)
|
|
|
+ elementScrollCoordinates.x = MATH.round(viewportOffset[_strLeft] - elementOffset[_strLeft] + viewportScroll.l);
|
|
|
+ if (_rtlScrollBehavior.n && normalizeRTL)
|
|
|
+ elementScrollCoordinates.x *= -1;
|
|
|
+ if (_rtlScrollBehavior.i && normalizeRTL)
|
|
|
+ elementScrollCoordinates.x = MATH.round(viewportOffset[_strLeft] - elementOffset[_strLeft] + (_scrollHorizontalInfo._maxScroll - viewportScroll.l));
|
|
|
+ }
|
|
|
+
|
|
|
+ //measuring is required
|
|
|
+ if (settingsBlock.x != strBegin || settingsBlock.y != strBegin || settingsScroll.x == strIfNeeded || settingsScroll.y == strIfNeeded || _isRTL) {
|
|
|
+ var measuringElm = finalElement[0];
|
|
|
+ var rawElementSize = _supportTransform ? measuringElm[LEXICON.bCR]() : {
|
|
|
+ width: measuringElm[LEXICON.oW],
|
|
|
+ height: measuringElm[LEXICON.oH]
|
|
|
+ };
|
|
|
+ var elementSize = {
|
|
|
+ w: rawElementSize[_strWidth] + settingsMargin[3] + settingsMargin[1],
|
|
|
+ h: rawElementSize[_strHeight] + settingsMargin[0] + settingsMargin[2]
|
|
|
+ };
|
|
|
+ var finalizeBlock = function (isX) {
|
|
|
+ var vars = getScrollbarVars(isX);
|
|
|
+ var wh = vars._w_h;
|
|
|
+ var lt = vars._left_top;
|
|
|
+ var xy = vars._x_y;
|
|
|
+ var blockIsEnd = settingsBlock[xy] == (isX ? _isRTL ? strBegin : strEnd : strEnd);
|
|
|
+ var blockIsCenter = settingsBlock[xy] == strCenter;
|
|
|
+ var blockIsNearest = settingsBlock[xy] == strNearest;
|
|
|
+ var scrollNever = settingsScroll[xy] == strNever;
|
|
|
+ var scrollIfNeeded = settingsScroll[xy] == strIfNeeded;
|
|
|
+ var vpSize = _viewportSize[wh];
|
|
|
+ var vpOffset = viewportOffset[lt];
|
|
|
+ var elSize = elementSize[wh];
|
|
|
+ var elOffset = elementOffset[lt];
|
|
|
+ var divide = blockIsCenter ? 2 : 1;
|
|
|
+ var elementCenterOffset = elOffset + (elSize / 2);
|
|
|
+ var viewportCenterOffset = vpOffset + (vpSize / 2);
|
|
|
+ var isInView =
|
|
|
+ elSize <= vpSize
|
|
|
+ && elOffset >= vpOffset
|
|
|
+ && elOffset + elSize <= vpOffset + vpSize;
|
|
|
+
|
|
|
+ if (scrollNever)
|
|
|
+ doNotScroll[xy] = true;
|
|
|
+ else if (!doNotScroll[xy]) {
|
|
|
+ if (blockIsNearest || scrollIfNeeded) {
|
|
|
+ doNotScroll[xy] = scrollIfNeeded ? isInView : false;
|
|
|
+ blockIsEnd = elSize < vpSize ? elementCenterOffset > viewportCenterOffset : elementCenterOffset < viewportCenterOffset;
|
|
|
+ }
|
|
|
+ elementScrollCoordinates[xy] -= blockIsEnd || blockIsCenter ? ((vpSize / divide) - (elSize / divide)) * (isX && _isRTL && normalizeRTL ? -1 : 1) : 0;
|
|
|
+ }
|
|
|
+ };
|
|
|
+ finalizeBlock(true);
|
|
|
+ finalizeBlock(false);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (doNotScroll.y)
|
|
|
+ delete elementScrollCoordinates.y;
|
|
|
+ if (doNotScroll.x)
|
|
|
+ delete elementScrollCoordinates.x;
|
|
|
+
|
|
|
+ coordinates = elementScrollCoordinates;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ finalScroll[_strScrollLeft] = getFinalScroll(true, getRawScroll(true, coordinates));
|
|
|
+ finalScroll[_strScrollTop] = getFinalScroll(false, getRawScroll(false, coordinates));
|
|
|
+ doScrollLeft = finalScroll[_strScrollLeft] !== undefined;
|
|
|
+ doScrollTop = finalScroll[_strScrollTop] !== undefined;
|
|
|
+
|
|
|
+ if ((doScrollLeft || doScrollTop) && (duration > 0 || durationIsObject)) {
|
|
|
+ if (durationIsObject) {
|
|
|
+ duration.complete = proxyCompleteCallback;
|
|
|
+ _viewportElement.animate(finalScroll, duration);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ animationOptions = {
|
|
|
+ duration: duration,
|
|
|
+ complete: proxyCompleteCallback
|
|
|
+ };
|
|
|
+ if (COMPATIBILITY.isA(easing) || FRAMEWORK.isPlainObject(easing)) {
|
|
|
+ specialEasing[_strScrollLeft] = easing[0] || easing.x;
|
|
|
+ specialEasing[_strScrollTop] = easing[1] || easing.y;
|
|
|
+ animationOptions.specialEasing = specialEasing;
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ animationOptions.easing = easing;
|
|
|
+ }
|
|
|
+ _viewportElement.animate(finalScroll, animationOptions);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ if (doScrollLeft)
|
|
|
+ _viewportElement[_strScrollLeft](finalScroll[_strScrollLeft]);
|
|
|
+ if (doScrollTop)
|
|
|
+ _viewportElement[_strScrollTop](finalScroll[_strScrollTop]);
|
|
|
+ updateScrollbarInfos();
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Stops all scroll animations.
|
|
|
+ * @returns {*} The current OverlayScrollbars instance (for chaining).
|
|
|
+ */
|
|
|
+ _base.scrollStop = function (param1, param2, param3) {
|
|
|
+ _viewportElement.stop(param1, param2, param3);
|
|
|
+ return _base;
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Returns all relevant elements.
|
|
|
+ * @param elementName The name of the element which shall be returned.
|
|
|
+ * @returns {{target: *, host: *, padding: *, viewport: *, content: *, scrollbarHorizontal: {scrollbar: *, track: *, handle: *}, scrollbarVertical: {scrollbar: *, track: *, handle: *}, scrollbarCorner: *} | *}
|
|
|
+ */
|
|
|
+ _base.getElements = function (elementName) {
|
|
|
+ var obj = {
|
|
|
+ target: _targetElementNative,
|
|
|
+ host: _hostElementNative,
|
|
|
+ padding: _paddingElementNative,
|
|
|
+ viewport: _viewportElementNative,
|
|
|
+ content: _contentElementNative,
|
|
|
+ scrollbarHorizontal: {
|
|
|
+ scrollbar: _scrollbarHorizontalElement[0],
|
|
|
+ track: _scrollbarHorizontalTrackElement[0],
|
|
|
+ handle: _scrollbarHorizontalHandleElement[0]
|
|
|
+ },
|
|
|
+ scrollbarVertical: {
|
|
|
+ scrollbar: _scrollbarVerticalElement[0],
|
|
|
+ track: _scrollbarVerticalTrackElement[0],
|
|
|
+ handle: _scrollbarVerticalHandleElement[0]
|
|
|
+ },
|
|
|
+ scrollbarCorner: _scrollbarCornerElement[0]
|
|
|
+ };
|
|
|
+ return type(elementName) == TYPES.s ? getObjectPropVal(obj, elementName) : obj;
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Returns a object which describes the current state of this instance.
|
|
|
+ * @param stateProperty A specific property from the state object which shall be returned.
|
|
|
+ * @returns {{widthAuto, heightAuto, overflowAmount, hideOverflow, hasOverflow, contentScrollSize, viewportSize, hostSize, autoUpdate} | *}
|
|
|
+ */
|
|
|
+ _base.getState = function (stateProperty) {
|
|
|
+ function prepare(obj) {
|
|
|
+ if (!FRAMEWORK.isPlainObject(obj))
|
|
|
+ return obj;
|
|
|
+ var extended = extendDeep({}, obj);
|
|
|
+ var changePropertyName = function (from, to) {
|
|
|
+ if (extended[LEXICON.hOP](from)) {
|
|
|
+ extended[to] = extended[from];
|
|
|
+ delete extended[from];
|
|
|
+ }
|
|
|
+ };
|
|
|
+ changePropertyName('w', _strWidth); //change w to width
|
|
|
+ changePropertyName('h', _strHeight); //change h to height
|
|
|
+ delete extended.c; //delete c (the 'changed' prop)
|
|
|
+ return extended;
|
|
|
+ };
|
|
|
+ var obj = {
|
|
|
+ destroyed: !!prepare(_destroyed),
|
|
|
+ sleeping: !!prepare(_sleeping),
|
|
|
+ autoUpdate: prepare(!_mutationObserversConnected),
|
|
|
+ widthAuto: prepare(_widthAutoCache),
|
|
|
+ heightAuto: prepare(_heightAutoCache),
|
|
|
+ padding: prepare(_cssPaddingCache),
|
|
|
+ overflowAmount: prepare(_overflowAmountCache),
|
|
|
+ hideOverflow: prepare(_hideOverflowCache),
|
|
|
+ hasOverflow: prepare(_hasOverflowCache),
|
|
|
+ contentScrollSize: prepare(_contentScrollSizeCache),
|
|
|
+ viewportSize: prepare(_viewportSize),
|
|
|
+ hostSize: prepare(_hostSizeCache),
|
|
|
+ documentMixed: prepare(_documentMixed)
|
|
|
+ };
|
|
|
+ return type(stateProperty) == TYPES.s ? getObjectPropVal(obj, stateProperty) : obj;
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Gets all or specific extension instance.
|
|
|
+ * @param extName The name of the extension from which the instance shall be got.
|
|
|
+ * @returns {{}} The instance of the extension with the given name or undefined if the instance couldn't be found.
|
|
|
+ */
|
|
|
+ _base.ext = function (extName) {
|
|
|
+ var result;
|
|
|
+ var privateMethods = _extensionsPrivateMethods.split(' ');
|
|
|
+ var i = 0;
|
|
|
+ if (type(extName) == TYPES.s) {
|
|
|
+ if (_extensions[LEXICON.hOP](extName)) {
|
|
|
+ result = extendDeep({}, _extensions[extName]);
|
|
|
+ for (; i < privateMethods.length; i++)
|
|
|
+ delete result[privateMethods[i]];
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ result = {};
|
|
|
+ for (i in _extensions)
|
|
|
+ result[i] = extendDeep({}, _base.ext(i));
|
|
|
+ }
|
|
|
+ return result;
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Adds a extension to this instance.
|
|
|
+ * @param extName The name of the extension which shall be added.
|
|
|
+ * @param extensionOptions The extension options which shall be used.
|
|
|
+ * @returns {{}} The instance of the added extension or undefined if the extension couldn't be added properly.
|
|
|
+ */
|
|
|
+ _base.addExt = function (extName, extensionOptions) {
|
|
|
+ var registeredExtensionObj = _plugin.extension(extName);
|
|
|
+ var instance;
|
|
|
+ var instanceAdded;
|
|
|
+ var instanceContract;
|
|
|
+ var contractResult;
|
|
|
+ var contractFulfilled = true;
|
|
|
+ if (registeredExtensionObj) {
|
|
|
+ if (!_extensions[LEXICON.hOP](extName)) {
|
|
|
+ instance = registeredExtensionObj.extensionFactory.call(_base,
|
|
|
+ extendDeep({}, registeredExtensionObj.defaultOptions),
|
|
|
+ FRAMEWORK,
|
|
|
+ COMPATIBILITY);
|
|
|
+
|
|
|
+ if (instance) {
|
|
|
+ instanceContract = instance.contract;
|
|
|
+ if (type(instanceContract) == TYPES.f) {
|
|
|
+ contractResult = instanceContract(window);
|
|
|
+ contractFulfilled = type(contractResult) == TYPES.b ? contractResult : contractFulfilled;
|
|
|
+ }
|
|
|
+ if (contractFulfilled) {
|
|
|
+ _extensions[extName] = instance;
|
|
|
+ instanceAdded = instance.added;
|
|
|
+ if (type(instanceAdded) == TYPES.f)
|
|
|
+ instanceAdded(extensionOptions);
|
|
|
+
|
|
|
+ return _base.ext(extName);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else
|
|
|
+ return _base.ext(extName);
|
|
|
+ }
|
|
|
+ else
|
|
|
+ console.warn("A extension with the name \"" + extName + "\" isn't registered.");
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Removes a extension from this instance.
|
|
|
+ * @param extName The name of the extension which shall be removed.
|
|
|
+ * @returns {boolean} True if the extension was removed, false otherwise e.g. if the extension wasn't added before.
|
|
|
+ */
|
|
|
+ _base.removeExt = function (extName) {
|
|
|
+ var instance = _extensions[extName];
|
|
|
+ var instanceRemoved;
|
|
|
+ if (instance) {
|
|
|
+ delete _extensions[extName];
|
|
|
+
|
|
|
+ instanceRemoved = instance.removed;
|
|
|
+ if (type(instanceRemoved) == TYPES.f)
|
|
|
+ instanceRemoved();
|
|
|
+
|
|
|
+ return true;
|
|
|
+ }
|
|
|
+ return false;
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Constructs the plugin.
|
|
|
+ * @param targetElement The element to which the plugin shall be applied.
|
|
|
+ * @param options The initial options of the plugin.
|
|
|
+ * @param extensions The extension(s) which shall be added right after the initialization.
|
|
|
+ * @returns {boolean} True if the plugin was successfully initialized, false otherwise.
|
|
|
+ */
|
|
|
+ function construct(targetElement, options, extensions) {
|
|
|
+ _defaultOptions = globals.defaultOptions;
|
|
|
+ _nativeScrollbarStyling = globals.nativeScrollbarStyling;
|
|
|
+ _nativeScrollbarSize = extendDeep({}, globals.nativeScrollbarSize);
|
|
|
+ _nativeScrollbarIsOverlaid = extendDeep({}, globals.nativeScrollbarIsOverlaid);
|
|
|
+ _overlayScrollbarDummySize = extendDeep({}, globals.overlayScrollbarDummySize);
|
|
|
+ _rtlScrollBehavior = extendDeep({}, globals.rtlScrollBehavior);
|
|
|
+
|
|
|
+ //parse & set options but don't update
|
|
|
+ setOptions(extendDeep({}, _defaultOptions, options));
|
|
|
+
|
|
|
+ _cssCalc = globals.cssCalc;
|
|
|
+ _msieVersion = globals.msie;
|
|
|
+ _autoUpdateRecommended = globals.autoUpdateRecommended;
|
|
|
+ _supportTransition = globals.supportTransition;
|
|
|
+ _supportTransform = globals.supportTransform;
|
|
|
+ _supportPassiveEvents = globals.supportPassiveEvents;
|
|
|
+ _supportResizeObserver = globals.supportResizeObserver;
|
|
|
+ _supportMutationObserver = globals.supportMutationObserver;
|
|
|
+ _restrictedMeasuring = globals.restrictedMeasuring;
|
|
|
+ _documentElement = FRAMEWORK(targetElement.ownerDocument);
|
|
|
+ _documentElementNative = _documentElement[0];
|
|
|
+ _windowElement = FRAMEWORK(_documentElementNative.defaultView || _documentElementNative.parentWindow);
|
|
|
+ _windowElementNative = _windowElement[0];
|
|
|
+ _htmlElement = findFirst(_documentElement, 'html');
|
|
|
+ _bodyElement = findFirst(_htmlElement, 'body');
|
|
|
+ _targetElement = FRAMEWORK(targetElement);
|
|
|
+ _targetElementNative = _targetElement[0];
|
|
|
+ _isTextarea = _targetElement.is('textarea');
|
|
|
+ _isBody = _targetElement.is('body');
|
|
|
+ _documentMixed = _documentElementNative !== document;
|
|
|
+
|
|
|
+ /* On a div Element The if checks only whether:
|
|
|
+ * - the targetElement has the class "os-host"
|
|
|
+ * - the targetElement has a a child with the class "os-padding"
|
|
|
+ *
|
|
|
+ * If that's the case, its assumed the DOM has already the following structure:
|
|
|
+ * (The ".os-host" element is the targetElement)
|
|
|
+ *
|
|
|
+ * <div class="os-host">
|
|
|
+ * <div class="os-resize-observer-host"></div>
|
|
|
+ * <div class="os-padding">
|
|
|
+ * <div class="os-viewport">
|
|
|
+ * <div class="os-content"></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>
|
|
|
+ *
|
|
|
+ * =====================================================================================
|
|
|
+ *
|
|
|
+ * On a Textarea Element The if checks only whether:
|
|
|
+ * - the targetElement has the class "os-textarea"
|
|
|
+ * - the targetElement is inside a element with the class "os-content"
|
|
|
+ *
|
|
|
+ * If that's the case, its assumed the DOM has already the following structure:
|
|
|
+ * (The ".os-textarea" (textarea) element is the targetElement)
|
|
|
+ *
|
|
|
+ * <div class="os-host-textarea">
|
|
|
+ * <div class="os-resize-observer-host"></div>
|
|
|
+ * <div class="os-padding os-text-inherit">
|
|
|
+ * <div class="os-viewport os-text-inherit">
|
|
|
+ * <div class="os-content os-text-inherit">
|
|
|
+ * <div class="os-textarea-cover"></div>
|
|
|
+ * <textarea class="os-textarea os-text-inherit"></textarea>
|
|
|
+ * </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>
|
|
|
+ */
|
|
|
+ _domExists = _isTextarea
|
|
|
+ ? _targetElement.hasClass(_classNameTextareaElement) && _targetElement.parent().hasClass(_classNameContentElement)
|
|
|
+ : _targetElement.hasClass(_classNameHostElement) && _targetElement.children(_strDot + _classNamePaddingElement)[LEXICON.l];
|
|
|
+
|
|
|
+ var initBodyScroll;
|
|
|
+ var bodyMouseTouchDownListener;
|
|
|
+
|
|
|
+ //check if the plugin hasn't to be initialized
|
|
|
+ if (_nativeScrollbarIsOverlaid.x && _nativeScrollbarIsOverlaid.y && !_currentPreparedOptions.nativeScrollbarsOverlaid.initialize) {
|
|
|
+ dispatchCallback('onInitializationWithdrawn');
|
|
|
+ if (_domExists) {
|
|
|
+ setupStructureDOM(true);
|
|
|
+ setupScrollbarsDOM(true);
|
|
|
+ setupScrollbarCornerDOM(true);
|
|
|
+ }
|
|
|
+
|
|
|
+ _destroyed = true;
|
|
|
+ _sleeping = true;
|
|
|
+
|
|
|
+ return _base;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (_isBody) {
|
|
|
+ initBodyScroll = {};
|
|
|
+ initBodyScroll.l = MATH.max(_targetElement[_strScrollLeft](), _htmlElement[_strScrollLeft](), _windowElement[_strScrollLeft]());
|
|
|
+ initBodyScroll.t = MATH.max(_targetElement[_strScrollTop](), _htmlElement[_strScrollTop](), _windowElement[_strScrollTop]());
|
|
|
+
|
|
|
+ bodyMouseTouchDownListener = function () {
|
|
|
+ _viewportElement.removeAttr(LEXICON.ti);
|
|
|
+ setupResponsiveEventListener(_viewportElement, _strMouseTouchDownEvent, bodyMouseTouchDownListener, true, true);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ //build OverlayScrollbars DOM
|
|
|
+ setupStructureDOM();
|
|
|
+ setupScrollbarsDOM();
|
|
|
+ setupScrollbarCornerDOM();
|
|
|
+
|
|
|
+ //create OverlayScrollbars events
|
|
|
+ setupStructureEvents();
|
|
|
+ setupScrollbarEvents(true);
|
|
|
+ setupScrollbarEvents(false);
|
|
|
+ setupScrollbarCornerEvents();
|
|
|
+
|
|
|
+ //create mutation observers
|
|
|
+ createMutationObservers();
|
|
|
+
|
|
|
+ //build resize observer for the host element
|
|
|
+ setupResizeObserver(_sizeObserverElement, hostOnResized);
|
|
|
+
|
|
|
+ if (_isBody) {
|
|
|
+ //apply the body scroll to handle it right in the update method
|
|
|
+ _viewportElement[_strScrollLeft](initBodyScroll.l)[_strScrollTop](initBodyScroll.t);
|
|
|
+
|
|
|
+ //set the focus on the viewport element so you dont have to click on the page to use keyboard keys (up / down / space) for scrolling
|
|
|
+ if (document.activeElement == targetElement && _viewportElementNative.focus) {
|
|
|
+ //set a tabindex to make the viewportElement focusable
|
|
|
+ _viewportElement.attr(LEXICON.ti, '-1');
|
|
|
+ _viewportElementNative.focus();
|
|
|
+
|
|
|
+ /* the tabindex has to be removed due to;
|
|
|
+ * If you set the tabindex attribute on an <div>, then its child content cannot be scrolled with the arrow keys unless you set tabindex on the content, too
|
|
|
+ * https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/tabindex
|
|
|
+ */
|
|
|
+ setupResponsiveEventListener(_viewportElement, _strMouseTouchDownEvent, bodyMouseTouchDownListener, false, true);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ //update for the first time & initialize cache
|
|
|
+ _base.update(_strAuto);
|
|
|
+
|
|
|
+ //the plugin is initialized now!
|
|
|
+ _initialized = true;
|
|
|
+ dispatchCallback('onInitialized');
|
|
|
+
|
|
|
+ //call all callbacks which would fire before the initialized was complete
|
|
|
+ each(_callbacksInitQeueue, function (index, value) { dispatchCallback(value.n, value.a); });
|
|
|
+ _callbacksInitQeueue = [];
|
|
|
+
|
|
|
+ //add extensions
|
|
|
+ if (type(extensions) == TYPES.s)
|
|
|
+ extensions = [extensions];
|
|
|
+ if (COMPATIBILITY.isA(extensions))
|
|
|
+ each(extensions, function (index, value) { _base.addExt(value); });
|
|
|
+ else if (FRAMEWORK.isPlainObject(extensions))
|
|
|
+ each(extensions, function (key, value) { _base.addExt(key, value); });
|
|
|
+
|
|
|
+ //add the transition class for transitions AFTER the first update & AFTER the applied extensions (for preventing unwanted transitions)
|
|
|
+ setTimeout(function () {
|
|
|
+ if (_supportTransition && !_destroyed)
|
|
|
+ addClass(_hostElement, _classNameHostTransition);
|
|
|
+ }, 333);
|
|
|
+
|
|
|
+ return _base;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (_plugin.valid(construct(pluginTargetElement, options, extensions))) {
|
|
|
+ INSTANCES(pluginTargetElement, _base);
|
|
|
+ }
|
|
|
+
|
|
|
+ return _base;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Initializes a new OverlayScrollbarsInstance object or changes options if already initialized or returns the current instance.
|
|
|
+ * @param pluginTargetElements The elements to which the Plugin shall be initialized.
|
|
|
+ * @param options The custom options with which the plugin shall be initialized.
|
|
|
+ * @param extensions The extension(s) which shall be added right after initialization.
|
|
|
+ * @returns {*}
|
|
|
+ */
|
|
|
+ _plugin = window[PLUGINNAME] = function (pluginTargetElements, options, extensions) {
|
|
|
+ if (arguments[LEXICON.l] === 0)
|
|
|
+ return this;
|
|
|
+
|
|
|
+ var arr = [];
|
|
|
+ var optsIsPlainObj = FRAMEWORK.isPlainObject(options);
|
|
|
+ var inst;
|
|
|
+ var result;
|
|
|
+
|
|
|
+ //pluginTargetElements is null or undefined
|
|
|
+ if (!pluginTargetElements)
|
|
|
+ return optsIsPlainObj || !options ? result : arr;
|
|
|
+
|
|
|
+ /*
|
|
|
+ pluginTargetElements will be converted to:
|
|
|
+ 1. A jQueryElement Array
|
|
|
+ 2. A HTMLElement Array
|
|
|
+ 3. A Array with a single HTML Element
|
|
|
+ so pluginTargetElements is always a array.
|
|
|
+ */
|
|
|
+ pluginTargetElements = pluginTargetElements[LEXICON.l] != undefined ? pluginTargetElements : [pluginTargetElements[0] || pluginTargetElements];
|
|
|
+ initOverlayScrollbarsStatics();
|
|
|
+
|
|
|
+ if (pluginTargetElements[LEXICON.l] > 0) {
|
|
|
+ if (optsIsPlainObj) {
|
|
|
+ FRAMEWORK.each(pluginTargetElements, function (i, v) {
|
|
|
+ inst = v;
|
|
|
+ if (inst !== undefined)
|
|
|
+ arr.push(OverlayScrollbarsInstance(inst, options, extensions, _pluginsGlobals, _pluginsAutoUpdateLoop));
|
|
|
+ });
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ FRAMEWORK.each(pluginTargetElements, function (i, v) {
|
|
|
+ inst = INSTANCES(v);
|
|
|
+ if ((options === '!' && _plugin.valid(inst)) || (COMPATIBILITY.type(options) == TYPES.f && options(v, inst)))
|
|
|
+ arr.push(inst);
|
|
|
+ else if (options === undefined)
|
|
|
+ arr.push(inst);
|
|
|
+ });
|
|
|
+ }
|
|
|
+ result = arr[LEXICON.l] === 1 ? arr[0] : arr;
|
|
|
+ }
|
|
|
+ return result;
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Returns a object which contains global information about the plugin and each instance of it.
|
|
|
+ * The returned object is just a copy, that means that changes to the returned object won't have any effect to the original object.
|
|
|
+ */
|
|
|
+ _plugin.globals = function () {
|
|
|
+ initOverlayScrollbarsStatics();
|
|
|
+ var globals = FRAMEWORK.extend(true, {}, _pluginsGlobals);
|
|
|
+ delete globals['msie'];
|
|
|
+ return globals;
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Gets or Sets the default options for each new plugin initialization.
|
|
|
+ * @param newDefaultOptions The object with which the default options shall be extended.
|
|
|
+ */
|
|
|
+ _plugin.defaultOptions = function (newDefaultOptions) {
|
|
|
+ initOverlayScrollbarsStatics();
|
|
|
+ var currDefaultOptions = _pluginsGlobals.defaultOptions;
|
|
|
+ if (newDefaultOptions === undefined)
|
|
|
+ return FRAMEWORK.extend(true, {}, currDefaultOptions);
|
|
|
+
|
|
|
+ //set the new default options
|
|
|
+ _pluginsGlobals.defaultOptions = FRAMEWORK.extend(true, {}, currDefaultOptions, _pluginsOptions._validate(newDefaultOptions, _pluginsOptions._template, true, currDefaultOptions)._default);
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks whether the passed instance is a non-destroyed OverlayScrollbars instance.
|
|
|
+ * @param osInstance The potential OverlayScrollbars instance which shall be checked.
|
|
|
+ * @returns {boolean} True if the passed value is a non-destroyed OverlayScrollbars instance, false otherwise.
|
|
|
+ */
|
|
|
+ _plugin.valid = function (osInstance) {
|
|
|
+ return osInstance instanceof _plugin && !osInstance.getState().destroyed;
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Registers, Unregisters or returns a extension.
|
|
|
+ * Register: Pass the name and the extension. (defaultOptions is optional)
|
|
|
+ * Unregister: Pass the name and anything except a function as extension parameter.
|
|
|
+ * Get extension: Pass the name of the extension which shall be got.
|
|
|
+ * Get all extensions: Pass no arguments.
|
|
|
+ * @param extensionName The name of the extension which shall be registered, unregistered or returned.
|
|
|
+ * @param extension A function which generates the instance of the extension or anything other to remove a already registered extension.
|
|
|
+ * @param defaultOptions The default options which shall be used for the registered extension.
|
|
|
+ */
|
|
|
+ _plugin.extension = function (extensionName, extension, defaultOptions) {
|
|
|
+ var extNameTypeString = COMPATIBILITY.type(extensionName) == TYPES.s;
|
|
|
+ var argLen = arguments[LEXICON.l];
|
|
|
+ var i = 0;
|
|
|
+ if (argLen < 1 || !extNameTypeString) {
|
|
|
+ //return a copy of all extension objects
|
|
|
+ return FRAMEWORK.extend(true, { length: _pluginsExtensions[LEXICON.l] }, _pluginsExtensions);
|
|
|
+ }
|
|
|
+ else if (extNameTypeString) {
|
|
|
+ if (COMPATIBILITY.type(extension) == TYPES.f) {
|
|
|
+ //register extension
|
|
|
+ _pluginsExtensions.push({
|
|
|
+ name: extensionName,
|
|
|
+ extensionFactory: extension,
|
|
|
+ defaultOptions: defaultOptions
|
|
|
+ });
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ for (; i < _pluginsExtensions[LEXICON.l]; i++) {
|
|
|
+ if (_pluginsExtensions[i].name === extensionName) {
|
|
|
+ if (argLen > 1)
|
|
|
+ _pluginsExtensions.splice(i, 1); //remove extension
|
|
|
+ else
|
|
|
+ return FRAMEWORK.extend(true, {}, _pluginsExtensions[i]); //return extension with the given name
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ return _plugin;
|
|
|
+ })();
|
|
|
+
|
|
|
+ if (JQUERY && JQUERY.fn) {
|
|
|
+ /**
|
|
|
+ * The jQuery initialization interface.
|
|
|
+ * @param options The initial options for the construction of the plugin. To initialize the plugin, this option has to be a object! If it isn't a object, the instance(s) are returned and the plugin wont be initialized.
|
|
|
+ * @param extensions The extension(s) which shall be added right after initialization.
|
|
|
+ * @returns {*} After initialization it returns the jQuery element array, else it returns the instance(s) of the elements which are selected.
|
|
|
+ */
|
|
|
+ JQUERY.fn.overlayScrollbars = function (options, extensions) {
|
|
|
+ var _elements = this;
|
|
|
+ if (JQUERY.isPlainObject(options)) {
|
|
|
+ JQUERY.each(_elements, function () { PLUGIN(this, options, extensions); });
|
|
|
+ return _elements;
|
|
|
+ }
|
|
|
+ else
|
|
|
+ return PLUGIN(_elements, options);
|
|
|
+ };
|
|
|
+ }
|
|
|
+ return PLUGIN;
|
|
|
+ }
|
|
|
+));
|
causefx
