Ticket #3844: 3844.patch

_source/plugins/undo/plugin.js

@@ -69 +69 @@
                                         undoManager.save();
                                 });
 
-                        // Make the undo manager available only in wysiwyg mode.
-                        editor.on( 'mode', function()
-                                {
-                                        if ( editor.mode == 'wysiwyg' )
-                                        {
-                                                if ( !undoManager.enabled )
-                                                {
-                                                        undoManager.enabled = true;
-
-                                                        editor.document.on( 'keydown', function( event )
-                                                                {
-                                                                        // Do not capture CTRL hotkeys.
-                                                                        if ( !event.data.$.ctrlKey && !event.data.$.metaKey )
-                                                                                undoManager.type( event );
-                                                                });
+                        // Registering keydown on every document recreation.(#3844)
+                        editor.on( 'contentDom', function()
+                        {
+                                editor.document.on( 'keydown', function( event )
+                                        {
+                                                // Do not capture CTRL hotkeys.
+                                                if ( !event.data.$.ctrlKey && !event.data.$.metaKey )
+                                                        undoManager.type( event );
+                                        });
 
+                        } );
+
+                        // Make the undo manager available only in wysiwyg mode.
+                        editor.on( 'mode', function()
+                                {
+                                        if ( editor.mode == 'wysiwyg' )
+                                        {
+                                                if ( !undoManager.enabled )
+                                                {
+                                                        undoManager.enabled = true;
                                                         // Always save an undo snapshot - the previous mode might have changed
                                                         // editor contents.
                                                         undoManager.save( true );

CHANGES.html

@@ -75 +75 @@
                 <li><a href="http://dev.fckeditor.net/ticket/3829">#3829</a> : Fixed remove empty link on output data.</li>
                 <li><a href="http://dev.fckeditor.net/ticket/3730">#3730</a> : Indent is performing on the whole
                         block instead of selected lines in enterMode = BR.</li>
+                <li><a href="http://dev.fckeditor.net/ticket/3844">#3844</a> : Fixed UndoManager register keydown on obsoleted document</li>
         </ul>
         <h3>
                 CKEditor 3.0 RC</h3>