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Bootstrap/js/dist/button.js

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/**
* --------------------------------------------------------------------------
* Bootstrap (v4.0.0): button.js
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
* --------------------------------------------------------------------------
*/
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'use strict';
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'); } }
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var Button = (function ($) {
/**
* ------------------------------------------------------------------------
* Constants
* ------------------------------------------------------------------------
*/
var NAME = 'button';
var VERSION = '4.0.0';
var DATA_KEY = 'bs.button';
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var EVENT_KEY = '.' + DATA_KEY;
var DATA_API_KEY = '.data-api';
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var JQUERY_NO_CONFLICT = $.fn[NAME];
var ClassName = {
ACTIVE: 'active',
BUTTON: 'btn',
FOCUS: 'focus'
};
var Selector = {
DATA_TOGGLE_CARROT: '[data-toggle^="button"]',
DATA_TOGGLE: '[data-toggle="buttons"]',
INPUT: 'input',
ACTIVE: '.active',
BUTTON: '.btn'
};
var Event = {
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CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY,
FOCUS_BLUR_DATA_API: 'focus' + EVENT_KEY + DATA_API_KEY + ' ' + ('blur' + EVENT_KEY + DATA_API_KEY)
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};
/**
* ------------------------------------------------------------------------
* Class Definition
* ------------------------------------------------------------------------
*/
var Button = (function () {
function Button(element) {
_classCallCheck(this, Button);
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this._element = element;
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}
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/**
* ------------------------------------------------------------------------
* Data Api implementation
* ------------------------------------------------------------------------
*/
// getters
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_createClass(Button, [{
key: 'toggle',
// public
value: function toggle() {
var triggerChangeEvent = true;
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var rootElement = $(this._element).closest(Selector.DATA_TOGGLE)[0];
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if (rootElement) {
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var input = $(this._element).find(Selector.INPUT)[0];
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if (input) {
if (input.type === 'radio') {
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if (input.checked && $(this._element).hasClass(ClassName.ACTIVE)) {
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triggerChangeEvent = false;
} else {
var activeElement = $(rootElement).find(Selector.ACTIVE)[0];
if (activeElement) {
$(activeElement).removeClass(ClassName.ACTIVE);
}
}
}
if (triggerChangeEvent) {
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input.checked = !$(this._element).hasClass(ClassName.ACTIVE);
$(this._element).trigger('change');
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}
}
} else {
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this._element.setAttribute('aria-pressed', !$(this._element).hasClass(ClassName.ACTIVE));
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}
if (triggerChangeEvent) {
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$(this._element).toggleClass(ClassName.ACTIVE);
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}
}
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}, {
key: 'dispose',
value: function dispose() {
$.removeData(this._element, DATA_KEY);
this._element = null;
}
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// static
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}], [{
key: '_jQueryInterface',
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value: function _jQueryInterface(config) {
return this.each(function () {
var data = $(this).data(DATA_KEY);
if (!data) {
data = new Button(this);
$(this).data(DATA_KEY, data);
}
if (config === 'toggle') {
data[config]();
}
});
}
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}, {
key: 'VERSION',
get: function get() {
return VERSION;
}
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}]);
return Button;
})();
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$(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE_CARROT, function (event) {
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event.preventDefault();
var button = event.target;
if (!$(button).hasClass(ClassName.BUTTON)) {
button = $(button).closest(Selector.BUTTON);
}
Button._jQueryInterface.call($(button), 'toggle');
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}).on(Event.FOCUS_BLUR_DATA_API, Selector.DATA_TOGGLE_CARROT, function (event) {
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var button = $(event.target).closest(Selector.BUTTON)[0];
$(button).toggleClass(ClassName.FOCUS, /^focus(in)?$/.test(event.type));
});
/**
* ------------------------------------------------------------------------
* jQuery
* ------------------------------------------------------------------------
*/
$.fn[NAME] = Button._jQueryInterface;
$.fn[NAME].Constructor = Button;
$.fn[NAME].noConflict = function () {
$.fn[NAME] = JQUERY_NO_CONFLICT;
return Button._jQueryInterface;
};
return Button;
})(jQuery);
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//# sourceMappingURL=button.js.map