/*

* 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