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mirror of https://github.com/twbs/bootstrap.git synced 2024-12-01 13:24:25 +01:00
Bootstrap/js/dist/collapse.js
2020-09-14 18:12:06 +03:00

547 lines
18 KiB
JavaScript

/*!
* Bootstrap collapse.js v5.0.0-alpha1 (https://getbootstrap.com/)
* Copyright 2011-2020 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
*/
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('./dom/data.js'), require('./dom/event-handler.js'), require('./dom/manipulator.js'), require('./dom/selector-engine.js')) :
typeof define === 'function' && define.amd ? define(['./dom/data.js', './dom/event-handler.js', './dom/manipulator.js', './dom/selector-engine.js'], factory) :
(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Collapse = factory(global.Data, global.EventHandler, global.Manipulator, global.SelectorEngine));
}(this, (function (Data, EventHandler, Manipulator, SelectorEngine) { 'use strict';
function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; }
var Data__default = /*#__PURE__*/_interopDefaultLegacy(Data);
var EventHandler__default = /*#__PURE__*/_interopDefaultLegacy(EventHandler);
var Manipulator__default = /*#__PURE__*/_interopDefaultLegacy(Manipulator);
var SelectorEngine__default = /*#__PURE__*/_interopDefaultLegacy(SelectorEngine);
/**
* --------------------------------------------------------------------------
* Bootstrap (v5.0.0-alpha1): util/index.js
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
* --------------------------------------------------------------------------
*/
var MILLISECONDS_MULTIPLIER = 1000;
var TRANSITION_END = 'transitionend'; // Shoutout AngusCroll (https://goo.gl/pxwQGp)
var toType = function toType(obj) {
if (obj === null || obj === undefined) {
return "" + obj;
}
return {}.toString.call(obj).match(/\s([a-z]+)/i)[1].toLowerCase();
};
var getSelector = function getSelector(element) {
var selector = element.getAttribute('data-target');
if (!selector || selector === '#') {
var hrefAttr = element.getAttribute('href');
selector = hrefAttr && hrefAttr !== '#' ? hrefAttr.trim() : null;
}
return selector;
};
var getSelectorFromElement = function getSelectorFromElement(element) {
var selector = getSelector(element);
if (selector) {
return document.querySelector(selector) ? selector : null;
}
return null;
};
var getElementFromSelector = function getElementFromSelector(element) {
var selector = getSelector(element);
return selector ? document.querySelector(selector) : null;
};
var getTransitionDurationFromElement = function getTransitionDurationFromElement(element) {
if (!element) {
return 0;
} // Get transition-duration of the element
var _window$getComputedSt = window.getComputedStyle(element),
transitionDuration = _window$getComputedSt.transitionDuration,
transitionDelay = _window$getComputedSt.transitionDelay;
var floatTransitionDuration = parseFloat(transitionDuration);
var floatTransitionDelay = parseFloat(transitionDelay); // Return 0 if element or transition duration is not found
if (!floatTransitionDuration && !floatTransitionDelay) {
return 0;
} // If multiple durations are defined, take the first
transitionDuration = transitionDuration.split(',')[0];
transitionDelay = transitionDelay.split(',')[0];
return (parseFloat(transitionDuration) + parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER;
};
var triggerTransitionEnd = function triggerTransitionEnd(element) {
element.dispatchEvent(new Event(TRANSITION_END));
};
var isElement = function isElement(obj) {
return (obj[0] || obj).nodeType;
};
var emulateTransitionEnd = function emulateTransitionEnd(element, duration) {
var called = false;
var durationPadding = 5;
var emulatedDuration = duration + durationPadding;
function listener() {
called = true;
element.removeEventListener(TRANSITION_END, listener);
}
element.addEventListener(TRANSITION_END, listener);
setTimeout(function () {
if (!called) {
triggerTransitionEnd(element);
}
}, emulatedDuration);
};
var typeCheckConfig = function typeCheckConfig(componentName, config, configTypes) {
Object.keys(configTypes).forEach(function (property) {
var expectedTypes = configTypes[property];
var value = config[property];
var valueType = value && isElement(value) ? 'element' : toType(value);
if (!new RegExp(expectedTypes).test(valueType)) {
throw new Error(componentName.toUpperCase() + ": " + ("Option \"" + property + "\" provided type \"" + valueType + "\" ") + ("but expected type \"" + expectedTypes + "\"."));
}
});
};
var reflow = function reflow(element) {
return element.offsetHeight;
};
var getjQuery = function getjQuery() {
var _window = window,
jQuery = _window.jQuery;
if (jQuery && !document.body.hasAttribute('data-no-jquery')) {
return jQuery;
}
return null;
};
function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
/**
* ------------------------------------------------------------------------
* Constants
* ------------------------------------------------------------------------
*/
var NAME = 'collapse';
var VERSION = '5.0.0-alpha1';
var DATA_KEY = 'bs.collapse';
var EVENT_KEY = "." + DATA_KEY;
var DATA_API_KEY = '.data-api';
var Default = {
toggle: true,
parent: ''
};
var DefaultType = {
toggle: 'boolean',
parent: '(string|element)'
};
var EVENT_SHOW = "show" + EVENT_KEY;
var EVENT_SHOWN = "shown" + EVENT_KEY;
var EVENT_HIDE = "hide" + EVENT_KEY;
var EVENT_HIDDEN = "hidden" + EVENT_KEY;
var EVENT_CLICK_DATA_API = "click" + EVENT_KEY + DATA_API_KEY;
var CLASS_NAME_SHOW = 'show';
var CLASS_NAME_COLLAPSE = 'collapse';
var CLASS_NAME_COLLAPSING = 'collapsing';
var CLASS_NAME_COLLAPSED = 'collapsed';
var WIDTH = 'width';
var HEIGHT = 'height';
var SELECTOR_ACTIVES = '.show, .collapsing';
var SELECTOR_DATA_TOGGLE = '[data-toggle="collapse"]';
/**
* ------------------------------------------------------------------------
* Class Definition
* ------------------------------------------------------------------------
*/
var Collapse = /*#__PURE__*/function () {
function Collapse(element, config) {
this._isTransitioning = false;
this._element = element;
this._config = this._getConfig(config);
this._triggerArray = SelectorEngine__default['default'].find(SELECTOR_DATA_TOGGLE + "[href=\"#" + element.id + "\"]," + (SELECTOR_DATA_TOGGLE + "[data-target=\"#" + element.id + "\"]"));
var toggleList = SelectorEngine__default['default'].find(SELECTOR_DATA_TOGGLE);
for (var i = 0, len = toggleList.length; i < len; i++) {
var elem = toggleList[i];
var selector = getSelectorFromElement(elem);
var filterElement = SelectorEngine__default['default'].find(selector).filter(function (foundElem) {
return foundElem === element;
});
if (selector !== null && filterElement.length) {
this._selector = selector;
this._triggerArray.push(elem);
}
}
this._parent = this._config.parent ? this._getParent() : null;
if (!this._config.parent) {
this._addAriaAndCollapsedClass(this._element, this._triggerArray);
}
if (this._config.toggle) {
this.toggle();
}
Data__default['default'].setData(element, DATA_KEY, this);
} // Getters
var _proto = Collapse.prototype;
// Public
_proto.toggle = function toggle() {
if (this._element.classList.contains(CLASS_NAME_SHOW)) {
this.hide();
} else {
this.show();
}
};
_proto.show = function show() {
var _this = this;
if (this._isTransitioning || this._element.classList.contains(CLASS_NAME_SHOW)) {
return;
}
var actives;
var activesData;
if (this._parent) {
actives = SelectorEngine__default['default'].find(SELECTOR_ACTIVES, this._parent).filter(function (elem) {
if (typeof _this._config.parent === 'string') {
return elem.getAttribute('data-parent') === _this._config.parent;
}
return elem.classList.contains(CLASS_NAME_COLLAPSE);
});
if (actives.length === 0) {
actives = null;
}
}
var container = SelectorEngine__default['default'].findOne(this._selector);
if (actives) {
var tempActiveData = actives.filter(function (elem) {
return container !== elem;
});
activesData = tempActiveData[0] ? Data__default['default'].getData(tempActiveData[0], DATA_KEY) : null;
if (activesData && activesData._isTransitioning) {
return;
}
}
var startEvent = EventHandler__default['default'].trigger(this._element, EVENT_SHOW);
if (startEvent.defaultPrevented) {
return;
}
if (actives) {
actives.forEach(function (elemActive) {
if (container !== elemActive) {
Collapse.collapseInterface(elemActive, 'hide');
}
if (!activesData) {
Data__default['default'].setData(elemActive, DATA_KEY, null);
}
});
}
var dimension = this._getDimension();
this._element.classList.remove(CLASS_NAME_COLLAPSE);
this._element.classList.add(CLASS_NAME_COLLAPSING);
this._element.style[dimension] = 0;
if (this._triggerArray.length) {
this._triggerArray.forEach(function (element) {
element.classList.remove(CLASS_NAME_COLLAPSED);
element.setAttribute('aria-expanded', true);
});
}
this.setTransitioning(true);
var complete = function complete() {
_this._element.classList.remove(CLASS_NAME_COLLAPSING);
_this._element.classList.add(CLASS_NAME_COLLAPSE, CLASS_NAME_SHOW);
_this._element.style[dimension] = '';
_this.setTransitioning(false);
EventHandler__default['default'].trigger(_this._element, EVENT_SHOWN);
};
var capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1);
var scrollSize = "scroll" + capitalizedDimension;
var transitionDuration = getTransitionDurationFromElement(this._element);
EventHandler__default['default'].one(this._element, TRANSITION_END, complete);
emulateTransitionEnd(this._element, transitionDuration);
this._element.style[dimension] = this._element[scrollSize] + "px";
};
_proto.hide = function hide() {
var _this2 = this;
if (this._isTransitioning || !this._element.classList.contains(CLASS_NAME_SHOW)) {
return;
}
var startEvent = EventHandler__default['default'].trigger(this._element, EVENT_HIDE);
if (startEvent.defaultPrevented) {
return;
}
var dimension = this._getDimension();
this._element.style[dimension] = this._element.getBoundingClientRect()[dimension] + "px";
reflow(this._element);
this._element.classList.add(CLASS_NAME_COLLAPSING);
this._element.classList.remove(CLASS_NAME_COLLAPSE, CLASS_NAME_SHOW);
var triggerArrayLength = this._triggerArray.length;
if (triggerArrayLength > 0) {
for (var i = 0; i < triggerArrayLength; i++) {
var trigger = this._triggerArray[i];
var elem = getElementFromSelector(trigger);
if (elem && !elem.classList.contains(CLASS_NAME_SHOW)) {
trigger.classList.add(CLASS_NAME_COLLAPSED);
trigger.setAttribute('aria-expanded', false);
}
}
}
this.setTransitioning(true);
var complete = function complete() {
_this2.setTransitioning(false);
_this2._element.classList.remove(CLASS_NAME_COLLAPSING);
_this2._element.classList.add(CLASS_NAME_COLLAPSE);
EventHandler__default['default'].trigger(_this2._element, EVENT_HIDDEN);
};
this._element.style[dimension] = '';
var transitionDuration = getTransitionDurationFromElement(this._element);
EventHandler__default['default'].one(this._element, TRANSITION_END, complete);
emulateTransitionEnd(this._element, transitionDuration);
};
_proto.setTransitioning = function setTransitioning(isTransitioning) {
this._isTransitioning = isTransitioning;
};
_proto.dispose = function dispose() {
Data__default['default'].removeData(this._element, DATA_KEY);
this._config = null;
this._parent = null;
this._element = null;
this._triggerArray = null;
this._isTransitioning = null;
} // Private
;
_proto._getConfig = function _getConfig(config) {
config = _extends({}, Default, config);
config.toggle = Boolean(config.toggle); // Coerce string values
typeCheckConfig(NAME, config, DefaultType);
return config;
};
_proto._getDimension = function _getDimension() {
return this._element.classList.contains(WIDTH) ? WIDTH : HEIGHT;
};
_proto._getParent = function _getParent() {
var _this3 = this;
var parent = this._config.parent;
if (isElement(parent)) {
// it's a jQuery object
if (typeof parent.jquery !== 'undefined' || typeof parent[0] !== 'undefined') {
parent = parent[0];
}
} else {
parent = SelectorEngine__default['default'].findOne(parent);
}
var selector = SELECTOR_DATA_TOGGLE + "[data-parent=\"" + parent + "\"]";
SelectorEngine__default['default'].find(selector, parent).forEach(function (element) {
var selected = getElementFromSelector(element);
_this3._addAriaAndCollapsedClass(selected, [element]);
});
return parent;
};
_proto._addAriaAndCollapsedClass = function _addAriaAndCollapsedClass(element, triggerArray) {
if (!element || !triggerArray.length) {
return;
}
var isOpen = element.classList.contains(CLASS_NAME_SHOW);
triggerArray.forEach(function (elem) {
if (isOpen) {
elem.classList.remove(CLASS_NAME_COLLAPSED);
} else {
elem.classList.add(CLASS_NAME_COLLAPSED);
}
elem.setAttribute('aria-expanded', isOpen);
});
} // Static
;
Collapse.collapseInterface = function collapseInterface(element, config) {
var data = Data__default['default'].getData(element, DATA_KEY);
var _config = _extends({}, Default, Manipulator__default['default'].getDataAttributes(element), typeof config === 'object' && config ? config : {});
if (!data && _config.toggle && typeof config === 'string' && /show|hide/.test(config)) {
_config.toggle = false;
}
if (!data) {
data = new Collapse(element, _config);
}
if (typeof config === 'string') {
if (typeof data[config] === 'undefined') {
throw new TypeError("No method named \"" + config + "\"");
}
data[config]();
}
};
Collapse.jQueryInterface = function jQueryInterface(config) {
return this.each(function () {
Collapse.collapseInterface(this, config);
});
};
Collapse.getInstance = function getInstance(element) {
return Data__default['default'].getData(element, DATA_KEY);
};
_createClass(Collapse, null, [{
key: "VERSION",
get: function get() {
return VERSION;
}
}, {
key: "Default",
get: function get() {
return Default;
}
}]);
return Collapse;
}();
/**
* ------------------------------------------------------------------------
* Data Api implementation
* ------------------------------------------------------------------------
*/
EventHandler__default['default'].on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) {
// preventDefault only for <a> elements (which change the URL) not inside the collapsible element
if (event.target.tagName === 'A') {
event.preventDefault();
}
var triggerData = Manipulator__default['default'].getDataAttributes(this);
var selector = getSelectorFromElement(this);
var selectorElements = SelectorEngine__default['default'].find(selector);
selectorElements.forEach(function (element) {
var data = Data__default['default'].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);
});
});
var $ = getjQuery();
/**
* ------------------------------------------------------------------------
* jQuery
* ------------------------------------------------------------------------
* add .collapse to jQuery only if jQuery is present
*/
/* istanbul ignore if */
if ($) {
var JQUERY_NO_CONFLICT = $.fn[NAME];
$.fn[NAME] = Collapse.jQueryInterface;
$.fn[NAME].Constructor = Collapse;
$.fn[NAME].noConflict = function () {
$.fn[NAME] = JQUERY_NO_CONFLICT;
return Collapse.jQueryInterface;
};
}
return Collapse;
})));
//# sourceMappingURL=collapse.js.map