mirror of
https://github.com/twbs/bootstrap.git
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312 lines
9.2 KiB
JavaScript
312 lines
9.2 KiB
JavaScript
/*!
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* Bootstrap collapse.js v5.2.1 (https://getbootstrap.com/)
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* Copyright 2011-2022 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
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* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/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('./util/index'), require('./dom/event-handler'), require('./dom/selector-engine'), require('./base-component')) :
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typeof define === 'function' && define.amd ? define(['./util/index', './dom/event-handler', './dom/selector-engine', './base-component'], factory) :
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(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Collapse = factory(global.Index, global.EventHandler, global.SelectorEngine, global.BaseComponent));
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})(this, (function (index, EventHandler, SelectorEngine, BaseComponent) { 'use strict';
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const _interopDefaultLegacy = e => e && typeof e === 'object' && 'default' in e ? e : { default: e };
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const EventHandler__default = /*#__PURE__*/_interopDefaultLegacy(EventHandler);
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const SelectorEngine__default = /*#__PURE__*/_interopDefaultLegacy(SelectorEngine);
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const BaseComponent__default = /*#__PURE__*/_interopDefaultLegacy(BaseComponent);
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/**
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* --------------------------------------------------------------------------
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* Bootstrap (v5.2.1): collapse.js
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* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
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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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const NAME = 'collapse';
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const DATA_KEY = 'bs.collapse';
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const EVENT_KEY = `.${DATA_KEY}`;
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const DATA_API_KEY = '.data-api';
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const EVENT_SHOW = `show${EVENT_KEY}`;
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const EVENT_SHOWN = `shown${EVENT_KEY}`;
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const EVENT_HIDE = `hide${EVENT_KEY}`;
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const EVENT_HIDDEN = `hidden${EVENT_KEY}`;
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const EVENT_CLICK_DATA_API = `click${EVENT_KEY}${DATA_API_KEY}`;
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const CLASS_NAME_SHOW = 'show';
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const CLASS_NAME_COLLAPSE = 'collapse';
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const CLASS_NAME_COLLAPSING = 'collapsing';
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const CLASS_NAME_COLLAPSED = 'collapsed';
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const CLASS_NAME_DEEPER_CHILDREN = `:scope .${CLASS_NAME_COLLAPSE} .${CLASS_NAME_COLLAPSE}`;
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const CLASS_NAME_HORIZONTAL = 'collapse-horizontal';
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const WIDTH = 'width';
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const HEIGHT = 'height';
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const SELECTOR_ACTIVES = '.collapse.show, .collapse.collapsing';
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const SELECTOR_DATA_TOGGLE = '[data-bs-toggle="collapse"]';
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const Default = {
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parent: null,
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toggle: true
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};
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const DefaultType = {
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parent: '(null|element)',
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toggle: 'boolean'
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};
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/**
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* Class definition
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*/
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class Collapse extends BaseComponent__default.default {
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constructor(element, config) {
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super(element, config);
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this._isTransitioning = false;
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this._triggerArray = [];
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const toggleList = SelectorEngine__default.default.find(SELECTOR_DATA_TOGGLE);
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for (const elem of toggleList) {
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const selector = index.getSelectorFromElement(elem);
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const filterElement = SelectorEngine__default.default.find(selector).filter(foundElement => foundElement === this._element);
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if (selector !== null && filterElement.length) {
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this._triggerArray.push(elem);
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}
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}
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this._initializeChildren();
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if (!this._config.parent) {
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this._addAriaAndCollapsedClass(this._triggerArray, this._isShown());
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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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} // Getters
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static get Default() {
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return Default;
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}
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static get DefaultType() {
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return DefaultType;
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}
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static get NAME() {
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return NAME;
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} // Public
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toggle() {
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if (this._isShown()) {
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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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show() {
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if (this._isTransitioning || this._isShown()) {
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return;
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}
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let activeChildren = []; // find active children
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if (this._config.parent) {
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activeChildren = this._getFirstLevelChildren(SELECTOR_ACTIVES).filter(element => element !== this._element).map(element => Collapse.getOrCreateInstance(element, {
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toggle: false
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}));
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}
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if (activeChildren.length && activeChildren[0]._isTransitioning) {
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return;
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}
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const startEvent = EventHandler__default.default.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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for (const activeInstance of activeChildren) {
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activeInstance.hide();
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}
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const dimension = this._getDimension();
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this._element.classList.remove(CLASS_NAME_COLLAPSE);
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this._element.classList.add(CLASS_NAME_COLLAPSING);
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this._element.style[dimension] = 0;
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this._addAriaAndCollapsedClass(this._triggerArray, true);
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this._isTransitioning = true;
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const complete = () => {
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this._isTransitioning = false;
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this._element.classList.remove(CLASS_NAME_COLLAPSING);
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this._element.classList.add(CLASS_NAME_COLLAPSE, CLASS_NAME_SHOW);
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this._element.style[dimension] = '';
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EventHandler__default.default.trigger(this._element, EVENT_SHOWN);
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};
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const capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1);
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const scrollSize = `scroll${capitalizedDimension}`;
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this._queueCallback(complete, this._element, true);
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this._element.style[dimension] = `${this._element[scrollSize]}px`;
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}
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hide() {
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if (this._isTransitioning || !this._isShown()) {
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return;
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}
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const startEvent = EventHandler__default.default.trigger(this._element, EVENT_HIDE);
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if (startEvent.defaultPrevented) {
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return;
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}
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const dimension = this._getDimension();
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this._element.style[dimension] = `${this._element.getBoundingClientRect()[dimension]}px`;
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index.reflow(this._element);
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this._element.classList.add(CLASS_NAME_COLLAPSING);
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this._element.classList.remove(CLASS_NAME_COLLAPSE, CLASS_NAME_SHOW);
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for (const trigger of this._triggerArray) {
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const element = index.getElementFromSelector(trigger);
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if (element && !this._isShown(element)) {
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this._addAriaAndCollapsedClass([trigger], false);
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}
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}
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this._isTransitioning = true;
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const complete = () => {
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this._isTransitioning = false;
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this._element.classList.remove(CLASS_NAME_COLLAPSING);
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this._element.classList.add(CLASS_NAME_COLLAPSE);
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EventHandler__default.default.trigger(this._element, EVENT_HIDDEN);
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};
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this._element.style[dimension] = '';
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this._queueCallback(complete, this._element, true);
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}
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_isShown(element = this._element) {
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return element.classList.contains(CLASS_NAME_SHOW);
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} // Private
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_configAfterMerge(config) {
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config.toggle = Boolean(config.toggle); // Coerce string values
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config.parent = index.getElement(config.parent);
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return config;
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}
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_getDimension() {
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return this._element.classList.contains(CLASS_NAME_HORIZONTAL) ? WIDTH : HEIGHT;
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}
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_initializeChildren() {
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if (!this._config.parent) {
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return;
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}
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const children = this._getFirstLevelChildren(SELECTOR_DATA_TOGGLE);
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for (const element of children) {
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const selected = index.getElementFromSelector(element);
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if (selected) {
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this._addAriaAndCollapsedClass([element], this._isShown(selected));
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}
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}
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}
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_getFirstLevelChildren(selector) {
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const children = SelectorEngine__default.default.find(CLASS_NAME_DEEPER_CHILDREN, this._config.parent); // remove children if greater depth
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return SelectorEngine__default.default.find(selector, this._config.parent).filter(element => !children.includes(element));
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}
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_addAriaAndCollapsedClass(triggerArray, isOpen) {
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if (!triggerArray.length) {
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return;
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}
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for (const element of triggerArray) {
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element.classList.toggle(CLASS_NAME_COLLAPSED, !isOpen);
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element.setAttribute('aria-expanded', isOpen);
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}
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} // Static
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static jQueryInterface(config) {
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const _config = {};
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if (typeof config === 'string' && /show|hide/.test(config)) {
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_config.toggle = false;
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}
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return this.each(function () {
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const data = Collapse.getOrCreateInstance(this, _config);
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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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}
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}
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/**
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* Data API implementation
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*/
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EventHandler__default.default.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.delegateTarget && event.delegateTarget.tagName === 'A') {
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event.preventDefault();
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}
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const selector = index.getSelectorFromElement(this);
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const selectorElements = SelectorEngine__default.default.find(selector);
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for (const element of selectorElements) {
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Collapse.getOrCreateInstance(element, {
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toggle: false
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}).toggle();
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}
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});
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/**
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* jQuery
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*/
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index.defineJQueryPlugin(Collapse);
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return Collapse;
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}));
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//# sourceMappingURL=collapse.js.map
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