/*

* 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:  

*           Messaging Audio info class

*

*/

#ifndef __MSGAUDIOINFO_H

#define __MSGAUDIOINFO_H

// INCLUDES

#include <e32std.h>

#include <mdaaudiosampleplayer.h> // MMdaAudioPlayerCallback & CMdaAudioPlayerUtility

#include <MsgMediaInfo.h>

// CONSTANTS

// MACROS

// FORWARD DECLARATIONS

class RFile;

class TDataType;

// DATA TYPES

// FUNCTION PROTOTYPES

// CLASS DECLARATION

/**

* Messaging Audio Info class.

*

* @lib MsgMedia.lib

* @since 3.1

*/

NONSHARABLE_CLASS( CMsgAudioInfo ) : public CMsgMediaInfo,

                                     public MMdaAudioPlayerCallback

    {

    public:  // New methods

        /**

        * Factory method that creates this object.

        *

        * @param    aFile       IN File handle to create info class from.

        * @param    aMimeType   IN Mime type of the file.

        * @return   pointer to instance

        */

        IMPORT_C static CMsgAudioInfo* NewL(

            RFile& aFile, 

            TDataType& aMimeType );

        /**

        * Destructor

        */

        virtual ~CMsgAudioInfo();

    protected:

        /**

        * Constructor.

        *

        * @param    aMimeType   IN Mime type of the file.

        */

        CMsgAudioInfo( TDataType& aMimeType );

        /**

        * 2nd phase constructor.

        *

        * @param    aFile       IN File handle to create info class from.

        */

        void ConstructL( RFile& aFile );

        /**

        * Opens the audio file and gets info (e.g. duration).

        * Called from ConstructL.

        *

        * @param    aFile       IN File handle to create info class from.

        */

        void ResolveAudioInfoL( RFile& aFile );

    protected: // From base classes

        /**

        * From CActive

        */

    	void DoCancel();

        /**

        * From CActive

        */

    	void RunL();

        /**

        * From MMdaAudioPlayerCallback

        */

        virtual void MapcInitComplete(

            TInt aError, 

            const TTimeIntervalMicroSeconds& aDuration );

        /**

        * From MMdaAudioPlayerCallback

        */

        virtual void MapcPlayComplete( TInt aError );

    protected: // data

        CMdaAudioPlayerUtility* iAudioUtil;

        enum TMsgAudioState

            {

            EAudioStateIdle = 0,

            EAudioStateReady

            };

        TInt iState;

    };

#endif // __MSGAUDIOINFO_H