mirror of
https://github.com/twbs/bootstrap.git
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598 lines
18 KiB
JavaScript
598 lines
18 KiB
JavaScript
/*!
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* Bootstrap collapse.js v4.3.1 (https://getbootstrap.com/)
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* Copyright 2011-2019 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
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* Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
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*/
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(function (global, factory) {
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typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('./dom/data.js'), require('./dom/eventHandler.js'), require('./dom/manipulator.js'), require('./dom/selectorEngine.js')) :
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typeof define === 'function' && define.amd ? define(['./dom/data.js', './dom/eventHandler.js', './dom/manipulator.js', './dom/selectorEngine.js'], factory) :
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(global = global || self, global.Collapse = factory(global.Data, global.EventHandler, global.Manipulator, global.SelectorEngine));
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}(this, function (Data, EventHandler, Manipulator, SelectorEngine) { 'use strict';
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Data = Data && Data.hasOwnProperty('default') ? Data['default'] : Data;
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EventHandler = EventHandler && EventHandler.hasOwnProperty('default') ? EventHandler['default'] : EventHandler;
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Manipulator = Manipulator && Manipulator.hasOwnProperty('default') ? Manipulator['default'] : Manipulator;
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SelectorEngine = SelectorEngine && SelectorEngine.hasOwnProperty('default') ? SelectorEngine['default'] : SelectorEngine;
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function _defineProperties(target, props) {
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for (var i = 0; i < props.length; i++) {
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var descriptor = props[i];
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descriptor.enumerable = descriptor.enumerable || false;
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descriptor.configurable = true;
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if ("value" in descriptor) descriptor.writable = true;
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Object.defineProperty(target, descriptor.key, descriptor);
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}
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}
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function _createClass(Constructor, protoProps, staticProps) {
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if (protoProps) _defineProperties(Constructor.prototype, protoProps);
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if (staticProps) _defineProperties(Constructor, staticProps);
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return Constructor;
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}
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function _defineProperty(obj, key, value) {
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if (key in obj) {
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Object.defineProperty(obj, key, {
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value: value,
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enumerable: true,
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configurable: true,
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writable: true
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});
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} else {
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obj[key] = value;
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}
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return obj;
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}
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function _objectSpread(target) {
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for (var i = 1; i < arguments.length; i++) {
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var source = arguments[i] != null ? arguments[i] : {};
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var ownKeys = Object.keys(source);
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if (typeof Object.getOwnPropertySymbols === 'function') {
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ownKeys = ownKeys.concat(Object.getOwnPropertySymbols(source).filter(function (sym) {
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return Object.getOwnPropertyDescriptor(source, sym).enumerable;
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}));
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}
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ownKeys.forEach(function (key) {
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_defineProperty(target, key, source[key]);
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});
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}
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return target;
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}
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/**
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* --------------------------------------------------------------------------
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* Bootstrap (v4.3.1): util/index.js
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* Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
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* --------------------------------------------------------------------------
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*/
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var MILLISECONDS_MULTIPLIER = 1000;
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var TRANSITION_END = 'transitionend';
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var _window = window,
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jQuery = _window.jQuery; // Shoutout AngusCroll (https://goo.gl/pxwQGp)
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var toType = function toType(obj) {
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return {}.toString.call(obj).match(/\s([a-z]+)/i)[1].toLowerCase();
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};
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var getSelectorFromElement = function getSelectorFromElement(element) {
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var selector = element.getAttribute('data-target');
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if (!selector || selector === '#') {
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var hrefAttr = element.getAttribute('href');
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selector = hrefAttr && hrefAttr !== '#' ? hrefAttr.trim() : '';
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}
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try {
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return document.querySelector(selector) ? selector : null;
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} catch (error) {
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return null;
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}
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};
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var getTransitionDurationFromElement = function getTransitionDurationFromElement(element) {
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if (!element) {
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return 0;
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} // Get transition-duration of the element
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var _window$getComputedSt = window.getComputedStyle(element),
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transitionDuration = _window$getComputedSt.transitionDuration,
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transitionDelay = _window$getComputedSt.transitionDelay;
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var floatTransitionDuration = parseFloat(transitionDuration);
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var floatTransitionDelay = parseFloat(transitionDelay); // Return 0 if element or transition duration is not found
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if (!floatTransitionDuration && !floatTransitionDelay) {
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return 0;
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} // If multiple durations are defined, take the first
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transitionDuration = transitionDuration.split(',')[0];
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transitionDelay = transitionDelay.split(',')[0];
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return (parseFloat(transitionDuration) + parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER;
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};
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var triggerTransitionEnd = function triggerTransitionEnd(element) {
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var evt = document.createEvent('HTMLEvents');
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evt.initEvent(TRANSITION_END, true, true);
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element.dispatchEvent(evt);
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};
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var isElement = function isElement(obj) {
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return (obj[0] || obj).nodeType;
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};
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var emulateTransitionEnd = function emulateTransitionEnd(element, duration) {
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var called = false;
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var durationPadding = 5;
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var emulatedDuration = duration + durationPadding;
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function listener() {
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called = true;
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element.removeEventListener(TRANSITION_END, listener);
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}
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element.addEventListener(TRANSITION_END, listener);
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setTimeout(function () {
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if (!called) {
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triggerTransitionEnd(element);
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}
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}, emulatedDuration);
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};
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var typeCheckConfig = function typeCheckConfig(componentName, config, configTypes) {
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Object.keys(configTypes).forEach(function (property) {
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var expectedTypes = configTypes[property];
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var value = config[property];
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var valueType = value && isElement(value) ? 'element' : toType(value);
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if (!new RegExp(expectedTypes).test(valueType)) {
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throw new Error(componentName.toUpperCase() + ": " + ("Option \"" + property + "\" provided type \"" + valueType + "\" ") + ("but expected type \"" + expectedTypes + "\"."));
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}
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});
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};
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var makeArray = function makeArray(nodeList) {
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if (!nodeList) {
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return [];
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}
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return [].slice.call(nodeList);
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};
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var reflow = function reflow(element) {
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return element.offsetHeight;
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};
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/**
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* ------------------------------------------------------------------------
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* Constants
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* ------------------------------------------------------------------------
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*/
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var NAME = 'collapse';
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var VERSION = '4.3.1';
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var DATA_KEY = 'bs.collapse';
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var EVENT_KEY = "." + DATA_KEY;
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var DATA_API_KEY = '.data-api';
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var Default = {
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toggle: true,
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parent: ''
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};
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var DefaultType = {
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toggle: 'boolean',
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parent: '(string|element)'
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};
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var Event = {
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SHOW: "show" + EVENT_KEY,
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SHOWN: "shown" + EVENT_KEY,
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HIDE: "hide" + EVENT_KEY,
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HIDDEN: "hidden" + EVENT_KEY,
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CLICK_DATA_API: "click" + EVENT_KEY + DATA_API_KEY
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};
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var ClassName = {
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SHOW: 'show',
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COLLAPSE: 'collapse',
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COLLAPSING: 'collapsing',
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COLLAPSED: 'collapsed'
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};
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var Dimension = {
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WIDTH: 'width',
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HEIGHT: 'height'
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};
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var Selector = {
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ACTIVES: '.show, .collapsing',
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DATA_TOGGLE: '[data-toggle="collapse"]'
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/**
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* ------------------------------------------------------------------------
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* Class Definition
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* ------------------------------------------------------------------------
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*/
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};
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var Collapse =
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/*#__PURE__*/
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function () {
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function Collapse(element, config) {
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this._isTransitioning = false;
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this._element = element;
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this._config = this._getConfig(config);
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this._triggerArray = makeArray(SelectorEngine.find("[data-toggle=\"collapse\"][href=\"#" + element.id + "\"]," + ("[data-toggle=\"collapse\"][data-target=\"#" + element.id + "\"]")));
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var toggleList = makeArray(SelectorEngine.find(Selector.DATA_TOGGLE));
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for (var i = 0, len = toggleList.length; i < len; i++) {
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var elem = toggleList[i];
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var selector = getSelectorFromElement(elem);
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var filterElement = makeArray(SelectorEngine.find(selector)).filter(function (foundElem) {
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return foundElem === element;
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});
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if (selector !== null && filterElement.length) {
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this._selector = selector;
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this._triggerArray.push(elem);
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}
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}
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this._parent = this._config.parent ? this._getParent() : null;
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if (!this._config.parent) {
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this._addAriaAndCollapsedClass(this._element, this._triggerArray);
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}
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if (this._config.toggle) {
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this.toggle();
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}
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Data.setData(element, DATA_KEY, this);
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} // Getters
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var _proto = Collapse.prototype;
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// Public
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_proto.toggle = function toggle() {
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if (this._element.classList.contains(ClassName.SHOW)) {
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this.hide();
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} else {
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this.show();
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}
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};
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_proto.show = function show() {
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var _this = this;
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if (this._isTransitioning || this._element.classList.contains(ClassName.SHOW)) {
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return;
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}
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var actives;
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var activesData;
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if (this._parent) {
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actives = makeArray(SelectorEngine.find(Selector.ACTIVES, this._parent)).filter(function (elem) {
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if (typeof _this._config.parent === 'string') {
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return elem.getAttribute('data-parent') === _this._config.parent;
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}
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return elem.classList.contains(ClassName.COLLAPSE);
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});
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if (actives.length === 0) {
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actives = null;
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}
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}
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var container = SelectorEngine.findOne(this._selector);
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if (actives) {
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var tempActiveData = actives.filter(function (elem) {
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return container !== elem;
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});
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activesData = tempActiveData[0] ? Data.getData(tempActiveData[0], DATA_KEY) : null;
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if (activesData && activesData._isTransitioning) {
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return;
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}
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}
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var startEvent = EventHandler.trigger(this._element, Event.SHOW);
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if (startEvent.defaultPrevented) {
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return;
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}
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if (actives) {
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actives.forEach(function (elemActive) {
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if (container !== elemActive) {
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Collapse._collapseInterface(elemActive, 'hide');
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}
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if (!activesData) {
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Data.setData(elemActive, DATA_KEY, null);
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}
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});
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}
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var dimension = this._getDimension();
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this._element.classList.remove(ClassName.COLLAPSE);
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this._element.classList.add(ClassName.COLLAPSING);
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this._element.style[dimension] = 0;
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if (this._triggerArray.length) {
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this._triggerArray.forEach(function (element) {
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element.classList.remove(ClassName.COLLAPSED);
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element.setAttribute('aria-expanded', true);
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});
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}
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this.setTransitioning(true);
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var complete = function complete() {
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_this._element.classList.remove(ClassName.COLLAPSING);
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_this._element.classList.add(ClassName.COLLAPSE);
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_this._element.classList.add(ClassName.SHOW);
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_this._element.style[dimension] = '';
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_this.setTransitioning(false);
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EventHandler.trigger(_this._element, Event.SHOWN);
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};
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var capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1);
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var scrollSize = "scroll" + capitalizedDimension;
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var transitionDuration = getTransitionDurationFromElement(this._element);
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EventHandler.one(this._element, TRANSITION_END, complete);
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emulateTransitionEnd(this._element, transitionDuration);
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this._element.style[dimension] = this._element[scrollSize] + "px";
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};
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_proto.hide = function hide() {
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var _this2 = this;
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if (this._isTransitioning || !this._element.classList.contains(ClassName.SHOW)) {
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return;
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}
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var startEvent = EventHandler.trigger(this._element, Event.HIDE);
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if (startEvent.defaultPrevented) {
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return;
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}
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var dimension = this._getDimension();
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this._element.style[dimension] = this._element.getBoundingClientRect()[dimension] + "px";
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reflow(this._element);
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this._element.classList.add(ClassName.COLLAPSING);
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this._element.classList.remove(ClassName.COLLAPSE);
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this._element.classList.remove(ClassName.SHOW);
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var triggerArrayLength = this._triggerArray.length;
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if (triggerArrayLength > 0) {
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for (var i = 0; i < triggerArrayLength; i++) {
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var trigger = this._triggerArray[i];
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var selector = getSelectorFromElement(trigger);
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if (selector !== null) {
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var elem = SelectorEngine.findOne(selector);
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if (!elem.classList.contains(ClassName.SHOW)) {
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trigger.classList.add(ClassName.COLLAPSED);
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trigger.setAttribute('aria-expanded', false);
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}
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}
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}
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}
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this.setTransitioning(true);
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var complete = function complete() {
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_this2.setTransitioning(false);
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_this2._element.classList.remove(ClassName.COLLAPSING);
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_this2._element.classList.add(ClassName.COLLAPSE);
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EventHandler.trigger(_this2._element, Event.HIDDEN);
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};
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this._element.style[dimension] = '';
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var transitionDuration = getTransitionDurationFromElement(this._element);
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EventHandler.one(this._element, TRANSITION_END, complete);
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emulateTransitionEnd(this._element, transitionDuration);
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};
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_proto.setTransitioning = function setTransitioning(isTransitioning) {
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this._isTransitioning = isTransitioning;
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};
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_proto.dispose = function dispose() {
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Data.removeData(this._element, DATA_KEY);
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this._config = null;
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this._parent = null;
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this._element = null;
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this._triggerArray = null;
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this._isTransitioning = null;
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} // Private
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;
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_proto._getConfig = function _getConfig(config) {
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config = _objectSpread({}, Default, config);
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config.toggle = Boolean(config.toggle); // Coerce string values
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typeCheckConfig(NAME, config, DefaultType);
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return config;
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};
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_proto._getDimension = function _getDimension() {
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var hasWidth = this._element.classList.contains(Dimension.WIDTH);
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return hasWidth ? Dimension.WIDTH : Dimension.HEIGHT;
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};
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_proto._getParent = function _getParent() {
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var _this3 = this;
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var parent = this._config.parent;
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if (isElement(parent)) {
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// it's a jQuery object
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if (typeof parent.jquery !== 'undefined' || typeof parent[0] !== 'undefined') {
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parent = parent[0];
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}
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} else {
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parent = SelectorEngine.findOne(parent);
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}
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var selector = "[data-toggle=\"collapse\"][data-parent=\"" + parent + "\"]";
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makeArray(SelectorEngine.find(selector, parent)).forEach(function (element) {
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_this3._addAriaAndCollapsedClass(Collapse._getTargetFromElement(element), [element]);
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});
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return parent;
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};
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_proto._addAriaAndCollapsedClass = function _addAriaAndCollapsedClass(element, triggerArray) {
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if (element) {
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var isOpen = element.classList.contains(ClassName.SHOW);
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if (triggerArray.length) {
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triggerArray.forEach(function (elem) {
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if (isOpen) {
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elem.classList.remove(ClassName.COLLAPSED);
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} else {
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elem.classList.add(ClassName.COLLAPSED);
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}
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elem.setAttribute('aria-expanded', isOpen);
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});
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}
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}
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} // Static
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;
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Collapse._getTargetFromElement = function _getTargetFromElement(element) {
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var selector = getSelectorFromElement(element);
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return selector ? SelectorEngine.findOne(selector) : null;
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};
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Collapse._collapseInterface = function _collapseInterface(element, config) {
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var data = Data.getData(element, DATA_KEY);
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var _config = _objectSpread({}, Default, Manipulator.getDataAttributes(element), typeof config === 'object' && config ? config : {});
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if (!data && _config.toggle && /show|hide/.test(config)) {
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_config.toggle = false;
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}
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if (!data) {
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data = new Collapse(element, _config);
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}
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if (typeof config === 'string') {
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if (typeof data[config] === 'undefined') {
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throw new TypeError("No method named \"" + config + "\"");
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}
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data[config]();
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}
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};
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Collapse._jQueryInterface = function _jQueryInterface(config) {
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return this.each(function () {
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Collapse._collapseInterface(this, config);
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});
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};
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Collapse._getInstance = function _getInstance(element) {
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return Data.getData(element, DATA_KEY);
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};
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_createClass(Collapse, null, [{
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key: "VERSION",
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get: function get() {
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return VERSION;
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}
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}, {
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key: "Default",
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get: function get() {
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return Default;
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}
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}]);
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return Collapse;
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}();
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/**
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* ------------------------------------------------------------------------
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* Data Api implementation
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* ------------------------------------------------------------------------
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*/
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EventHandler.on(document, Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
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// preventDefault only for <a> elements (which change the URL) not inside the collapsible element
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|
if (event.target.tagName === 'A') {
|
|
event.preventDefault();
|
|
}
|
|
|
|
var triggerData = Manipulator.getDataAttributes(this);
|
|
var selector = getSelectorFromElement(this);
|
|
var selectorElements = makeArray(SelectorEngine.find(selector));
|
|
selectorElements.forEach(function (element) {
|
|
var data = Data.getData(element, DATA_KEY);
|
|
var config;
|
|
|
|
if (data) {
|
|
// update parent attribute
|
|
if (data._parent === null && typeof triggerData.parent === 'string') {
|
|
data._config.parent = triggerData.parent;
|
|
data._parent = data._getParent();
|
|
}
|
|
|
|
config = 'toggle';
|
|
} else {
|
|
config = triggerData;
|
|
}
|
|
|
|
Collapse._collapseInterface(element, config);
|
|
});
|
|
});
|
|
/**
|
|
* ------------------------------------------------------------------------
|
|
* jQuery
|
|
* ------------------------------------------------------------------------
|
|
* add .collapse to jQuery only if jQuery is present
|
|
*/
|
|
|
|
if (typeof jQuery !== 'undefined') {
|
|
var JQUERY_NO_CONFLICT = jQuery.fn[NAME];
|
|
jQuery.fn[NAME] = Collapse._jQueryInterface;
|
|
jQuery.fn[NAME].Constructor = Collapse;
|
|
|
|
jQuery.fn[NAME].noConflict = function () {
|
|
jQuery.fn[NAME] = JQUERY_NO_CONFLICT;
|
|
return Collapse._jQueryInterface;
|
|
};
|
|
}
|
|
|
|
return Collapse;
|
|
|
|
}));
|
|
//# sourceMappingURL=collapse.js.map
|