--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mpx/playbackframework/playbackengine/inc/mpxplaybackcommandbufferobserver.h	Thu Dec 17 08:55:47 2009 +0200
@@ -0,0 +1,68 @@
+/*
+* 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:  Command buffer bserver
+*
+*/
+
+
+#ifndef MMPXPLAYBAKCMDBUFFEROBSERVER_H
+#define MMPXPLAYBAKCMDBUFFEROBSERVER_H
+
+#include <mpxplaybackframeworkdefs.h>
+
+
+enum TMPXPlaybackSkipEvent
+    {
+    EPbsSkipEventEnd,
+    EPbsSkipEventNext,
+    EPbsSkipEventPrevious
+    };
+
+/**
+*  Media key event
+*/
+NONSHARABLE_CLASS(TMPXPlaybackCmdInfo)
+    {
+public:
+    TInt iTrackOffset;
+    TMPXPlaybackState iState;
+    TInt iPos;
+    TInt iNavKeyBuffered;
+    };
+
+
+/**
+*  Media key observer
+*/
+NONSHARABLE_CLASS(MMPXPlaybackCmdBufferObserver)
+    {
+public:
+
+    /**
+    *  Handle command from buffering
+    *
+    *  @param aEvent comand info
+    */
+    virtual void HandleCmdBufferEventL(const TMPXPlaybackCmdInfo& aEvent)=0;
+
+    /**
+    * Handle command skip event from key buffering
+    *
+    * @param aSkipEvent Skip event
+    */
+    virtual void HandleCmdBufferSkipEventL(const TMPXPlaybackSkipEvent aSkipEvent)=0;
+    };
+
+
+#endif // MMPXPLAYBAKCMDBUFFEROBSERVER_H