/*

* Copyright (c) 2002 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: CMMAAudioStreamMetaDataControl is a concrete class for getting

*              metadata from an audio media.

*

*/

#ifndef CMMAAUDIOSTREAMMETADATACONTROL_H

#define CMMAAUDIOSTREAMMETADATACONTROL_H

//  INCLUDES

#include <MetaDataUtility.h>

#include <MetaDataFieldContainer.h>

#include "cmmametadatacontrol.h"

// Constants

_LIT(KMetaDataSongTitle, "title");

_LIT(KMetaDataArtist, "author");

_LIT(KMetaDataAlbum, "album");

_LIT(KMetaDataYear, "year of recording");

_LIT(KMetaDataComment, "comment");

_LIT(KMetaDataAlbumTrack, "album track");

_LIT(KMetaDataGenre, "genre");

_LIT(KMetaDataComposer, "composer");

_LIT(KMetaDataCopyright, "copyright");

_LIT(KMetaDataOriginalArtist, "original artist");

_LIT(KMetaDataUrl, "url");

_LIT(KMetaDataUserUrl, "user url");

_LIT(KMetaDataJpeg, "front jpeg");

_LIT(KMetaDataVendor, "vendor");

_LIT(KMetaDataRating, "rating");

_LIT(KMetaDataUniqueFileIdentifier, "unique file identifier");

_LIT(KMetaDataDuration, "duration");

_LIT(KMetaDataDate, "date");

const TInt KKeyStringMaxLength = 60;

//  CLASS DECLARATION

/**

*   This is a concrete class for getting metadata from an audio media.

*

*

*/

NONSHARABLE_CLASS(CMMAAudioStreamMetaDataControl): public CMMAMetaDataControl

{

public:

    CMMAAudioStreamMetaDataControl(CMetaDataUtility* aMetadaDataUtility);

    ~CMMAAudioStreamMetaDataControl();

protected: // from CMMAMetaDataControl

    TInt KeyCountL();

    HBufC* KeyL(TInt aIndex);

    HBufC* KeyValueL(const TDesC& aKey);

private: // new methods

    HBufC* GetKeyL(TMetaDataFieldId aFieldId);

    TMetaDataFieldId GetFieldId(const TDesC& aKey, TBool& aCompare);

private: // data owned

    CMetaDataUtility* iMetaDataUtility;

};

#endif // CMMAAUDIOSTREAMMETADATACONTROL_H