/*

* Copyright (c) 2005 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 MUSENGCLIPSESSIONOBSERVER_H

#define MUSENGCLIPSESSIONOBSERVER_H

// INCLUDES

#include <e32def.h>

// CLASS DECLARATION

/**

*  An interface to be implemented by users of Multimedia Sharing Engine 

*  if they wish to receive clip sharing specific events.

*

*  This observer is set using CMusEngClipSession::SetSessionObserver function.

*

*/

class MMusEngClipSessionObserver

    {

    public: 

        /**

	    * Indicates that shared clip has ended.

	    */

        virtual void EndOfClip() = 0;        

        /**

	    * Indicates that chosen clip must be transcoded before sharing.

	    */

        virtual void TranscodingNeeded() = 0;

        /**

	    * Indicates that transcoding has progressed.

	    * @param aPercentage Percentage of completion

	    */

        virtual void TranscodingProgressed( TInt aPercentage ) = 0;

        /**

	    * Indicates that transcoding has successfully complited

	    * but session establishment is not yet proceeding.

	    */

        virtual void TranscodingCompletedInit() = 0;

        /**

	    * Indicates that transcoding has successfully complited

	    * and session establishment continues.

	    */

        virtual void TranscodingCompletedFinalize() = 0;

        /**

	    * Indicates that transcoding has failed.

	    */

        virtual void TranscodingFailed() = 0;

    };

#endif