twbs--bootstrap/js/dist/collapse.js

371 lines
11 KiB
JavaScript

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; }
/**
* --------------------------------------------------------------------------
* Bootstrap (v4.0.0-beta.2): collapse.js
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
* --------------------------------------------------------------------------
*/
var Collapse = function () {
/**
* ------------------------------------------------------------------------
* Constants
* ------------------------------------------------------------------------
*/
var NAME = 'collapse';
var VERSION = '4.0.0-beta.2';
var DATA_KEY = 'bs.collapse';
var EVENT_KEY = "." + DATA_KEY;
var DATA_API_KEY = '.data-api';
var JQUERY_NO_CONFLICT = $.fn[NAME];
var TRANSITION_DURATION = 600;
var Default = {
toggle: true,
parent: ''
};
var DefaultType = {
toggle: 'boolean',
parent: '(string|element)'
};
var Event = {
SHOW: "show" + EVENT_KEY,
SHOWN: "shown" + EVENT_KEY,
HIDE: "hide" + EVENT_KEY,
HIDDEN: "hidden" + EVENT_KEY,
CLICK_DATA_API: "click" + EVENT_KEY + DATA_API_KEY
};
var ClassName = {
SHOW: 'show',
COLLAPSE: 'collapse',
COLLAPSING: 'collapsing',
COLLAPSED: 'collapsed'
};
var Dimension = {
WIDTH: 'width',
HEIGHT: 'height'
};
var Selector = {
ACTIVES: '.show, .collapsing',
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 = $.makeArray($("[data-toggle=\"collapse\"][href=\"#" + element.id + "\"]," + ("[data-toggle=\"collapse\"][data-target=\"#" + element.id + "\"]")));
var tabToggles = $(Selector.DATA_TOGGLE);
for (var i = 0; i < tabToggles.length; i++) {
var elem = tabToggles[i];
var selector = Util.getSelectorFromElement(elem);
if (selector !== null && $(selector).filter(element).length > 0) {
this._triggerArray.push(elem);
}
}
this._parent = this._config.parent ? this._getParent() : null;
if (!this._config.parent) {
this._addAriaAndCollapsedClass(this._element, this._triggerArray);
}
if (this._config.toggle) {
this.toggle();
}
} // getters
var _proto = Collapse.prototype;
// public
_proto.toggle = function toggle() {
if ($(this._element).hasClass(ClassName.SHOW)) {
this.hide();
} else {
this.show();
}
};
_proto.show = function show() {
var _this = this;
if (this._isTransitioning || $(this._element).hasClass(ClassName.SHOW)) {
return;
}
var actives;
var activesData;
if (this._parent) {
actives = $.makeArray($(this._parent).children().children(Selector.ACTIVES));
if (!actives.length) {
actives = null;
}
}
if (actives) {
activesData = $(actives).data(DATA_KEY);
if (activesData && activesData._isTransitioning) {
return;
}
}
var startEvent = $.Event(Event.SHOW);
$(this._element).trigger(startEvent);
if (startEvent.isDefaultPrevented()) {
return;
}
if (actives) {
Collapse._jQueryInterface.call($(actives), 'hide');
if (!activesData) {
$(actives).data(DATA_KEY, null);
}
}
var dimension = this._getDimension();
$(this._element).removeClass(ClassName.COLLAPSE).addClass(ClassName.COLLAPSING);
this._element.style[dimension] = 0;
if (this._triggerArray.length) {
$(this._triggerArray).removeClass(ClassName.COLLAPSED).attr('aria-expanded', true);
}
this.setTransitioning(true);
var complete = function complete() {
$(_this._element).removeClass(ClassName.COLLAPSING).addClass(ClassName.COLLAPSE).addClass(ClassName.SHOW);
_this._element.style[dimension] = '';
_this.setTransitioning(false);
$(_this._element).trigger(Event.SHOWN);
};
if (!Util.supportsTransitionEnd()) {
complete();
return;
}
var capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1);
var scrollSize = "scroll" + capitalizedDimension;
$(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
this._element.style[dimension] = this._element[scrollSize] + "px";
};
_proto.hide = function hide() {
var _this2 = this;
if (this._isTransitioning || !$(this._element).hasClass(ClassName.SHOW)) {
return;
}
var startEvent = $.Event(Event.HIDE);
$(this._element).trigger(startEvent);
if (startEvent.isDefaultPrevented()) {
return;
}
var dimension = this._getDimension();
this._element.style[dimension] = this._element.getBoundingClientRect()[dimension] + "px";
Util.reflow(this._element);
$(this._element).addClass(ClassName.COLLAPSING).removeClass(ClassName.COLLAPSE).removeClass(ClassName.SHOW);
if (this._triggerArray.length) {
for (var i = 0; i < this._triggerArray.length; i++) {
var trigger = this._triggerArray[i];
var selector = Util.getSelectorFromElement(trigger);
if (selector !== null) {
var $elem = $(selector);
if (!$elem.hasClass(ClassName.SHOW)) {
$(trigger).addClass(ClassName.COLLAPSED).attr('aria-expanded', false);
}
}
}
}
this.setTransitioning(true);
var complete = function complete() {
_this2.setTransitioning(false);
$(_this2._element).removeClass(ClassName.COLLAPSING).addClass(ClassName.COLLAPSE).trigger(Event.HIDDEN);
};
this._element.style[dimension] = '';
if (!Util.supportsTransitionEnd()) {
complete();
return;
}
$(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
};
_proto.setTransitioning = function setTransitioning(isTransitioning) {
this._isTransitioning = isTransitioning;
};
_proto.dispose = function dispose() {
$.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 = $.extend({}, Default, config);
config.toggle = Boolean(config.toggle); // coerce string values
Util.typeCheckConfig(NAME, config, DefaultType);
return config;
};
_proto._getDimension = function _getDimension() {
var hasWidth = $(this._element).hasClass(Dimension.WIDTH);
return hasWidth ? Dimension.WIDTH : Dimension.HEIGHT;
};
_proto._getParent = function _getParent() {
var _this3 = this;
var parent = null;
if (Util.isElement(this._config.parent)) {
parent = this._config.parent; // it's a jQuery object
if (typeof this._config.parent.jquery !== 'undefined') {
parent = this._config.parent[0];
}
} else {
parent = $(this._config.parent)[0];
}
var selector = "[data-toggle=\"collapse\"][data-parent=\"" + this._config.parent + "\"]";
$(parent).find(selector).each(function (i, element) {
_this3._addAriaAndCollapsedClass(Collapse._getTargetFromElement(element), [element]);
});
return parent;
};
_proto._addAriaAndCollapsedClass = function _addAriaAndCollapsedClass(element, triggerArray) {
if (element) {
var isOpen = $(element).hasClass(ClassName.SHOW);
if (triggerArray.length) {
$(triggerArray).toggleClass(ClassName.COLLAPSED, !isOpen).attr('aria-expanded', isOpen);
}
}
}; // static
Collapse._getTargetFromElement = function _getTargetFromElement(element) {
var selector = Util.getSelectorFromElement(element);
return selector ? $(selector)[0] : null;
};
Collapse._jQueryInterface = function _jQueryInterface(config) {
return this.each(function () {
var $this = $(this);
var data = $this.data(DATA_KEY);
var _config = $.extend({}, Default, $this.data(), typeof config === 'object' && config);
if (!data && _config.toggle && /show|hide/.test(config)) {
_config.toggle = false;
}
if (!data) {
data = new Collapse(this, _config);
$this.data(DATA_KEY, data);
}
if (typeof config === 'string') {
if (typeof data[config] === 'undefined') {
throw new Error("No method named \"" + config + "\"");
}
data[config]();
}
});
};
_createClass(Collapse, null, [{
key: "VERSION",
get: function get() {
return VERSION;
}
}, {
key: "Default",
get: function get() {
return Default;
}
}]);
return Collapse;
}();
/**
* ------------------------------------------------------------------------
* Data Api implementation
* ------------------------------------------------------------------------
*/
$(document).on(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.currentTarget.tagName === 'A') {
event.preventDefault();
}
var $trigger = $(this);
var selector = Util.getSelectorFromElement(this);
$(selector).each(function () {
var $target = $(this);
var data = $target.data(DATA_KEY);
var config = data ? 'toggle' : $trigger.data();
Collapse._jQueryInterface.call($target, config);
});
});
/**
* ------------------------------------------------------------------------
* jQuery
* ------------------------------------------------------------------------
*/
$.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