vanilla ckeditor-3.6

[ckeditor.git] / _source / plugins / undo / plugin.js

diff --git a/_source/plugins/undo/plugin.js b/_source/plugins/undo/plugin.js
index fb003c3..89819f0 100644 (file)
--- a/_source/plugins/undo/plugin.js
+++ b/_source/plugins/undo/plugin.js
@@ -90,7 +90,7 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                        // Make the undo manager available only in wysiwyg mode.\r
                        editor.on( 'mode', function()\r
                                {\r
-                                       undoManager.enabled = editor.mode == 'wysiwyg';\r
+                                       undoManager.enabled = editor.readOnly ? false : editor.mode == 'wysiwyg';\r
                                        undoManager.onChange();\r
                                });\r
 \r