diff -r 000000000000 -r 79c6a41cd166 menucontentsrv/enginc/menuengobserver.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/menucontentsrv/enginc/menuengobserver.h	Thu Dec 17 08:54:17 2009 +0200
@@ -0,0 +1,53 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+
+#ifndef __MENUENGOBSERVER_H__
+#define __MENUENGOBSERVER_H__
+
+#include <e32base.h>
+
+/**
+* Menu Engine Observer.
+*/
+NONSHARABLE_CLASS( MMenuEngObserver )
+    {
+
+public:     // new methods
+
+    /**
+    * Engine events.
+    * @param aFolder Events occurred in this folder. (0==unspecified.)
+    * @param aEvents Events. A combination of TEvent bits.
+    */
+    virtual void EngineEvents( TInt aFolder, TInt aEvents ) = 0;
+
+    /**
+    * Unrecoverable Engine error. The engine stopped working and is useless.
+    * Delete the engine.
+    * @param aErr Error code.
+    */
+    virtual void EngineError( TInt aErr ) = 0;
+    /**
+     * Engine tree reload events. 
+     * Happens when loading tree from Ram failed
+     * and was reloaded from Rom.
+     */
+    virtual void EngineTreeReloaded() = 0;
+
+    };
+
+#endif // __MENUENGOBSERVER_H__