Bootstrap/js/transition.js

/* ========================================================================
 * Bootstrap: transition.js v3.1.1
 * http://getbootstrap.com/javascript/#transitions
 * ========================================================================
 * Copyright 2011-2014 Twitter, Inc.
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * ======================================================================== */


+function () { 'use strict';

  (function (o_o) {
    typeof define  == 'function' && define.amd ? define(['jquery'], o_o) :
    typeof exports == 'object' ? o_o(require('jquery')) : o_o(jQuery)
  })(function ($) {

    // CSS TRANSITION SUPPORT (Shoutout: http://www.modernizr.com/)
    // ============================================================

    function transitionEnd() {
      var el = document.createElement('bootstrap')

      var transEndEventNames = {
        WebkitTransition : 'webkitTransitionEnd',
        MozTransition    : 'transitionend',
        OTransition      : 'oTransitionEnd otransitionend',
        transition       : 'transitionend'
      }

      for (var name in transEndEventNames) {
        if (el.style[name] !== undefined) {
          return { end: transEndEventNames[name] }
        }
      }

      return false // explicit for ie8 (  ._.)
    }

    // http://blog.alexmaccaw.com/css-transitions
    $.fn.emulateTransitionEnd = function (duration) {
      var called = false
      var $el = this
      $(this).one('bsTransitionEnd', function () { called = true })
      var callback = function () { if (!called) $($el).trigger($.support.transition.end) }
      setTimeout(callback, duration)
      return this
    }

    $(function () {
      $.support.transition = transitionEnd()

      if (!$.support.transition) return

      $.event.special.bsTransitionEnd = {
        bindType: $.support.transition.end,
        delegateType: $.support.transition.end,
        handle: function (e) {
          if ($(e.target).is(this)) return e.handleObj.handler.apply(this, arguments)
        }
      }
    })

  })

}();