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Bootstrap/js/dist/collapse.js
2016-12-19 21:48:24 -08:00

359 lines
11 KiB
JavaScript

var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
var _createClass = function () { 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
/**
* --------------------------------------------------------------------------
* Bootstrap (v4.0.0-alpha.5): 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-alpha.5';
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'
};
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: '.card > .show, .card > .collapsing',
DATA_TOGGLE: '[data-toggle="collapse"]'
};
/**
* ------------------------------------------------------------------------
* Class Definition
* ------------------------------------------------------------------------
*/
var Collapse = function () {
function Collapse(element, config) {
_classCallCheck(this, Collapse);
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 + '"]')));
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
// public
Collapse.prototype.toggle = function toggle() {
if ($(this._element).hasClass(ClassName.SHOW)) {
this.hide();
} else {
this.show();
}
};
Collapse.prototype.show = function show() {
var _this = this;
if (this._isTransitioning) {
throw new Error('Collapse is transitioning');
}
if ($(this._element).hasClass(ClassName.SHOW)) {
return;
}
var actives = void 0;
var activesData = void 0;
if (this._parent) {
actives = $.makeArray($(this._parent).find(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;
this._element.setAttribute('aria-expanded', true);
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;
$(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
this._element.style[dimension] = this._element[scrollSize] + 'px';
};
Collapse.prototype.hide = function hide() {
var _this2 = this;
if (this._isTransitioning) {
throw new Error('Collapse is transitioning');
}
if (!$(this._element).hasClass(ClassName.SHOW)) {
return;
}
var startEvent = $.Event(Event.HIDE);
$(this._element).trigger(startEvent);
if (startEvent.isDefaultPrevented()) {
return;
}
var dimension = this._getDimension();
var offsetDimension = dimension === Dimension.WIDTH ? 'offsetWidth' : 'offsetHeight';
this._element.style[dimension] = this._element[offsetDimension] + 'px';
Util.reflow(this._element);
$(this._element).addClass(ClassName.COLLAPSING).removeClass(ClassName.COLLAPSE).removeClass(ClassName.SHOW);
this._element.setAttribute('aria-expanded', false);
if (this._triggerArray.length) {
$(this._triggerArray).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);
};
Collapse.prototype.setTransitioning = function setTransitioning(isTransitioning) {
this._isTransitioning = isTransitioning;
};
Collapse.prototype.dispose = function dispose() {
$.removeData(this._element, DATA_KEY);
this._config = null;
this._parent = null;
this._element = null;
this._triggerArray = null;
this._isTransitioning = null;
};
// private
Collapse.prototype._getConfig = function _getConfig(config) {
config = $.extend({}, Default, config);
config.toggle = Boolean(config.toggle); // coerce string values
Util.typeCheckConfig(NAME, config, DefaultType);
return config;
};
Collapse.prototype._getDimension = function _getDimension() {
var hasWidth = $(this._element).hasClass(Dimension.WIDTH);
return hasWidth ? Dimension.WIDTH : Dimension.HEIGHT;
};
Collapse.prototype._getParent = function _getParent() {
var _this3 = this;
var 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;
};
Collapse.prototype._addAriaAndCollapsedClass = function _addAriaAndCollapsedClass(element, triggerArray) {
if (element) {
var isOpen = $(element).hasClass(ClassName.SHOW);
element.setAttribute('aria-expanded', isOpen);
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 === 'undefined' ? 'undefined' : _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 (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) {
event.preventDefault();
var target = Collapse._getTargetFromElement(this);
var data = $(target).data(DATA_KEY);
var config = data ? 'toggle' : $(this).data();
Collapse._jQueryInterface.call($(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;
}(jQuery);
//# sourceMappingURL=collapse.js.map