WordPress 4.3-scripts

[autoinstalls/wordpress.git] / wp-includes / js / tinymce / plugins / tabfocus / plugin.js

diff --git a/wp-includes/js/tinymce/plugins/tabfocus/plugin.js b/wp-includes/js/tinymce/plugins/tabfocus/plugin.js
index 47ddfdee17b1a4f1018bbc0f5408fb0619720e97..7a9b5c8ad4ddf2394da83ec7e82e14897279ad50 100644 (file)
--- a/wp-includes/js/tinymce/plugins/tabfocus/plugin.js
+++ b/wp-includes/js/tinymce/plugins/tabfocus/plugin.js
@@ -1,8 +1,8 @@
 /**
  * plugin.js
  *
- * Copyright, Moxiecode Systems AB
  * Released under LGPL License.
+ * Copyright (c) 1999-2015 Ephox Corp. All rights reserved
  *
  * License: http://www.tinymce.com/license
  * Contributing: http://www.tinymce.com/contributing
@@ -35,12 +35,8 @@ tinymce.PluginManager.add('tabfocus', function(editor) {
                                        e.style.visibility != "hidden" && canSelectRecursive(e.parentNode));
                        }
 
-                       function canSelectInOldIe(el) {
-                               return el.tabIndex || el.nodeName == "INPUT" || el.nodeName == "TEXTAREA";
-                       }
-
                        function canSelect(el) {
-                               return ((!canSelectInOldIe(el))) && el.getAttribute("tabindex") != '-1' && canSelectRecursive(el);
+                               return /INPUT|TEXTAREA|BUTTON/.test(el.tagName) && tinymce.get(e.id) && el.tabIndex != -1 && canSelectRecursive(el);
                        }
 
                        each(el, function(e, i) {
@@ -115,7 +111,6 @@ tinymce.PluginManager.add('tabfocus', function(editor) {
 
                editor.on('keyup', tabCancel);
 
-               // Add later so other plugins can preventDefault()
                if (tinymce.Env.gecko) {
                        editor.on('keypress keydown', tabHandler);
                } else {