mirror of https://github.com/twbs/bootstrap.git
83 lines
2.2 KiB
JavaScript
83 lines
2.2 KiB
JavaScript
/* ============================================================
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* bootstrap-dropdown.js v2.0.0
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* http://twitter.github.com/bootstrap/javascript.html#dropdowns
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* ============================================================
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* Copyright 2012 Twitter, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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* ============================================================ */
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!function( $ ){
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"use strict"
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/* DROPDOWN CLASS DEFINITION
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* ========================= */
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var toggle = '[data-toggle="dropdown"]'
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, Dropdown = function ( element ) {
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$(element).bind('click', this.toggle)
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}
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Dropdown.prototype = {
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constructor: Dropdown
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, toggle: function ( e ) {
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var $this = $(this)
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, selector = $this.attr('data-target') || $this.attr('href')
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, $parent = $(selector)
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, isActive
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$parent.length || ($parent = $this.parent())
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isActive = $parent.hasClass('open')
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clearMenus()
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!isActive && $parent.toggleClass('open')
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return false
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}
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}
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function clearMenus() {
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$(toggle).parent().removeClass('open')
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}
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/* DROPDOWN PLUGIN DEFINITION
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* ========================== */
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$.fn.dropdown = function ( option ) {
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return this.each(function () {
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var $this = $(this)
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, data = $this.data('dropdown')
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if (!data) $this.data('dropdown', (data = new Dropdown(this)))
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if (typeof option == 'string') data[option].call($this)
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})
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}
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$.fn.dropdown.Constructor = Dropdown
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/* APPLY TO STANDARD DROPDOWN ELEMENTS
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* =================================== */
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$(function () {
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$(window).on('click.dropdown.data-api', clearMenus)
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$('body').on('click.dropdown.data-api', toggle, Dropdown.prototype.toggle)
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})
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}( window.jQuery ) |