diff -r 000000000000 -r a2952bb97e68 mpx/playbackframework/playbackengine/inc/mpxplaybackactiveengineobserver.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mpx/playbackframework/playbackengine/inc/mpxplaybackactiveengineobserver.h	Thu Dec 17 08:55:47 2009 +0200
@@ -0,0 +1,47 @@
+/*
+* Copyright (c) 2006 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:  Active playback engine observer.
+*
+*/
+
+
+
+#ifndef MMPXPLAYBACKACTIVEENGINEOBSERVER_H
+#define MMPXPLAYBACKACTIVEENGINEOBSERVER_H
+
+// INCLUDES
+#include <e32base.h>
+
+// FORWARD DECLARATIONS
+class CMPXPlaybackEngine;
+
+/**
+*  Interface for handling active engine
+*/
+NONSHARABLE_CLASS(MMPXPlaybackActiveEngineObserver)
+    {
+public:
+    /**
+    *   Handle active engine
+    *
+    *   @param aEngine pointer to active engine
+    *   @param aActive ETure activated, EFalse deactivated
+    */
+    virtual void HandleActiveEngineL(const CMPXPlaybackEngine* aEngine, 
+                                     TBool aActive)=0;
+    };
+          
+#endif // MMPXPLAYBACKACTIVEENGINEOBSERVER_H
+            
+// End of File