Merge branch '2.1.2-wip'v2.2.0

Conflicts:
	js/bootstrap-dropdown.js

1 files changed, 19 insertions, 9 deletions

diff --git a/docs/assets/js/bootstrap-typeahead.js b/docs/assets/js/bootstrap-typeahead.js
index c2ccdea21..3c8416f8c 100644
--- a/docs/assets/js/bootstrap-typeahead.js
+++ b/docs/assets/js/bootstrap-typeahead.js
@@ -1,5 +1,5 @@
 /* =============================================================
- * bootstrap-typeahead.js v2.1.1
+ * bootstrap-typeahead.js v2.2.0
  * http://twitter.github.com/bootstrap/javascript.html#typeahead
  * =============================================================
  * Copyright 2012 Twitter, Inc.
@@ -174,7 +174,7 @@
         .on('keypress', $.proxy(this.keypress, this))
         .on('keyup',    $.proxy(this.keyup, this))
 
-      if ($.browser.chrome || $.browser.webkit || $.browser.msie) {
+      if (this.eventSupported('keydown')) {
         this.$element.on('keydown', $.proxy(this.keydown, this))
       }
 
@@ -183,6 +183,15 @@
         .on('mouseenter', 'li', $.proxy(this.mouseenter, this))
     }
 
+  , eventSupported: function(eventName) {
+      var isSupported = eventName in this.$element
+      if (!isSupported) {
+        this.$element.setAttribute(eventName, 'return;')
+        isSupported = typeof this.$element[eventName] === 'function'
+      }
+      return isSupported
+    }
+
   , move: function (e) {
       if (!this.shown) return
 
@@ -221,6 +230,9 @@
       switch(e.keyCode) {
         case 40: // down arrow
         case 38: // up arrow
+        case 16: // shift
+        case 17: // ctrl
+        case 18: // alt
           break
 
         case 9: // tab
@@ -288,13 +300,11 @@
  /*   TYPEAHEAD DATA-API
   * ================== */
 
-  $(function () {
-    $('body').on('focus.typeahead.data-api', '[data-provide="typeahead"]', function (e) {
-      var $this = $(this)
-      if ($this.data('typeahead')) return
-      e.preventDefault()
-      $this.typeahead($this.data())
-    })
+  $(document).on('focus.typeahead.data-api', '[data-provide="typeahead"]', function (e) {
+    var $this = $(this)
+    if ($this.data('typeahead')) return
+    e.preventDefault()
+    $this.typeahead($this.data())
   })
 
 }(window.jQuery);