/*

* Copyright (c) 2004 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:  This file contains definitions of the queue item class.

*

*/

#ifndef __MS60AUDIOPLAYEROBSERVER_H__

#define __MS60AUDIOPLAYEROBSERVER_H__

// INCLUDES

#include <e32std.h>

#include <e32base.h>

enum TPlayerState

	{

	EPlayerIdle,

	EPlayerPlaying,

	EPlayerPaused,

	EPlayerStopped,

	EPlayerFastForwarding,

	EPlayerRewinding

	};

// CLASS DECLARATION

/**

*  This is the S60 Audio Player observer class.

*  @since 3.1

*/

class MS60AudioPlayerObserver

	{

	public:

        /**

        * Callback for the App that AddSource is complete

        * @since Series 60 3.1

        * @param aError One of the Standard Error Codes

        */

		virtual void AddSourceComplete(TInt aError) = 0;

        /**

        * Callback for the App that the Player State Changed

        * @since Series 60 3.1

        * @param aState Resulting State after the change

        * @param aError One of the Standard Error Codes

        */

		virtual void StateChanged(TPlayerState aState, TInt aError) = 0;

        /**

        * Used to Indiacate the FastForward Support change

        * @since Series 60 3.1

        */

		virtual void FastForwardSupportChanged() = 0;

        /**

        * Used to Indiacate the Rewind Support change

        * @since Series 60 3.1

        */

		virtual void RewindSupportChanged() = 0;

        /**

        * Callback for the App that the Duration changed

        * @since Series 60 3.1

        * @param aDuration The New Duration After the Change

        */

		virtual void DurationChanged(const TTimeIntervalMicroSeconds& aDuration) = 0;

	};

#endif // __MS60AUDIOPLAYEROBSERVER_H__

//  End of File