https://club.gillianmckeith.com/static/js/bootstrap-dropdown.js

1/* ============================================================
2 * bootstrap-dropdown.js v2.0.4
3 * http://twitter.github.com/bootstrap/javascript.html#dropdowns
4 * ============================================================
5 * Copyright 2012 Twitter, Inc.
6 *
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============================================================ */
19
20
21!function ($) {
22
23  "use strict"; // jshint ;_;
24
25
26 /* DROPDOWN CLASS DEFINITION
27  * ========================= */
28
29  var toggle = '[data-toggle="dropdown"]'
30    , Dropdown = function (element) {
31        var $el = $(element).on('click.dropdown.data-api', this.toggle)
32        $('html').on('click.dropdown.data-api', function () {
33          $el.parent().removeClass('open')
34        })
35      }
36
37  Dropdown.prototype = {
38
39    constructor: Dropdown
40
41  , toggle: function (e) {
42      var $this = $(this)
43        , $parent
44        , selector
45        , isActive
46
47      if ($this.is('.disabled, :disabled')) return
48
49      selector = $this.attr('data-target')
50
51      if (!selector) {
52        selector = $this.attr('href')
53        selector = selector && selector.replace(/.*(?=#[^\s]*$)/, '') //strip for ie7
54      }
55
56      $parent = $(selector)
57      $parent.length || ($parent = $this.parent())
58
59      isActive = $parent.hasClass('open')
60
61      clearMenus()
62
63      if (!isActive) $parent.toggleClass('open')
64
65      return false
66    }
67
68  }
69
70  function clearMenus() {
71    $(toggle).parent().removeClass('open')
72  }
73
74
75  /* DROPDOWN PLUGIN DEFINITION
76   * ========================== */
77
78  $.fn.dropdown = function (option) {
79    return this.each(function () {
80      var $this = $(this)
81        , data = $this.data('dropdown')
82      if (!data) $this.data('dropdown', (data = new Dropdown(this)))
83      if (typeof option == 'string') data[option].call($this)
84    })
85  }
86
87  $.fn.dropdown.Constructor = Dropdown
88
89
90  /* APPLY TO STANDARD DROPDOWN ELEMENTS
91   * =================================== */
92
93  $(function () {
94    $('html').on('click.dropdown.data-api', clearMenus)
95    $('body')
96      .on('click.dropdown', '.dropdown form', function (e) { e.stopPropagation() })
97      .on('click.dropdown.data-api', toggle, Dropdown.prototype.toggle)
98  })
99
100}(window.jQuery);