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diff --git a/src/utilities/imageeditor/canvas/undomanager.h b/src/utilities/imageeditor/canvas/undomanager.h
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+/* ============================================================
+ *
+ * This file is a part of digiKam project
+ * http://www.digikam.org
+ *
+ * Date        : 2005-02-06
+ * Description : an image editor actions undo/redo manager
+ *
+ * Copyright (C) 2005-2006 by Renchi Raju <[email protected]>
+ * Copyright (C) 2005-2006 by Joern Ahrens <[email protected]>
+ *
+ * This program is free software; you can redistribute it
+ * and/or modify it under the terms of the GNU General
+ * Public License as published by the Free Software Foundation;
+ * either version 2, or (at your option)
+ * any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * ============================================================ */
+
+#ifndef UNDOMANAGER_H
+#define UNDOMANAGER_H
+
+// TQt includes.
+
+#include <tqstringlist.h>
+
+// Local includes.
+
+#include "digikam_export.h"
+
+namespace Digikam
+{
+
+class DImgInterface;
+class UndoManagerPriv;
+class UndoAction;
+
+class DIGIKAM_EXPORT UndoManager
+{
+
+public:
+
+    UndoManager(DImgInterface* iface);
+    ~UndoManager();
+
+    void undo();
+    void redo();
+    
+    void clear(bool clearCache=true);
+    bool anyMoreUndo();
+    bool anyMoreRedo();    
+    void getUndoHistory(TQStringList &titles);
+    void getRedoHistory(TQStringList &titles);
+    bool isAtOrigin();
+    void setOrigin();
+
+    void addAction(UndoAction* action);
+
+private:
+    
+    void clearUndoActions();
+    void clearRedoActions();
+
+private:
+
+    UndoManagerPriv *d;
+};
+
+}  // namespace Digikam
+
+#endif /* UNDOMANAGER_H */