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   1  /* ==========================================================
   2   * bootstrap-alert.js v2.0.1
   3   * http://twitter.github.com/bootstrap/javascript.html#alerts
   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"
  24  
  25   /* ALERT CLASS DEFINITION
  26    * ====================== */
  27  
  28    var dismiss = '[data-dismiss="alert"]'
  29      , Alert = function ( el ) {
  30          $(el).on('click', dismiss, this.close)
  31        }
  32  
  33    Alert.prototype = {
  34  
  35      constructor: Alert
  36  
  37    , close: function ( e ) {
  38        var $this = $(this)
  39          , selector = $this.attr('data-target')
  40          , $parent
  41  
  42        if (!selector) {
  43          selector = $this.attr('href')
  44          selector = selector && selector.replace(/.*(?=#[^\s]*$)/, '') //strip for ie7
  45        }
  46  
  47        $parent = $(selector)
  48        $parent.trigger('close')
  49  
  50        e && e.preventDefault()
  51  
  52        $parent.length || ($parent = $this.hasClass('alert') ? $this : $this.parent())
  53  
  54        $parent
  55          .trigger('close')
  56          .removeClass('in')
  57  
  58        function removeElement() {
  59          $parent
  60            .trigger('closed')
  61            .remove()
  62        }
  63  
  64        $.support.transition && $parent.hasClass('fade') ?
  65          $parent.on($.support.transition.end, removeElement) :
  66          removeElement()
  67      }
  68  
  69    }
  70  
  71  
  72   /* ALERT PLUGIN DEFINITION
  73    * ======================= */
  74  
  75    $.fn.alert = function ( option ) {
  76      return this.each(function () {
  77        var $this = $(this)
  78          , data = $this.data('alert')
  79        if (!data) $this.data('alert', (data = new Alert(this)))
  80        if (typeof option == 'string') data[option].call($this)
  81      })
  82    }
  83  
  84    $.fn.alert.Constructor = Alert
  85  
  86  
  87   /* ALERT DATA-API
  88    * ============== */
  89  
  90    $(function () {
  91      $('body').on('click.alert.data-api', dismiss, Alert.prototype.close)
  92    })
  93  
  94  }( window.jQuery );