/*

* Copyright (c) 2007 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:   Variation functionality class

*

*/

#ifndef MEDIAFILEVARIATION_H

#define MEDIAFILEVARIATION_H

//  INCLUDES

#include <e32base.h>

// CONSTANTS

//FORWARD DECLARATIONS

class CRepository;    

/**

* CMediaFileDialogVariation

* 

* CMediaFileDialogVariation is used to varitate media file dialog.

* Main purpose is to prevent selecting certain mime types. These

* 'blocked' mime types are stored in central repository.  

* Notice: This code is a copy from CProfilesLocalFeatures.  

*/

NONSHARABLE_CLASS(CMediaFileDialogVariation) : public CBase

    {

    public: // Constructors and destructor

        static CMediaFileDialogVariation* NewL();

        ~CMediaFileDialogVariation();

    private:

        void ConstructL();

        CMediaFileDialogVariation( TInt aFeatureBitMask );

    public:

        TBool IsFeatureSupported( TInt aLocalFeatureId );

        TBool IsBlockedType( const TDesC& aMimeType );

        TBool IsBlockedUnprotectedType( const TDesC& aMimeType );

        TBool IsBlockedProtectedType( const TDesC& aMimeType );

        TBool IsBlockedDemoPlayType( const TDesC& aMimeType );

        TBool IsExcludedType( const TDesC& aMimeType );

    private:

        void ReadListKeyL( CRepository& aCenRep, TUint32 aKey,

                           RBuf& aValue );

        TBool ContainsMimeType( const TDesC& aList, const TDesC& aMimeType );

    private:

        // the key containing boolean type features

        TInt iFeatureBitMask;

        // contains space separated list of blocked MIME-types

        RBuf iBlockedTones;

        // contains space separated list of blocked unprotected MIME-types

        RBuf iBlockedUnprotectedTones;

        // contains space separated list of blocked protected MIME-types

        RBuf iBlockedProtectedTones;

        // contains space separated list of blocked demo-play MIME-types

        RBuf iBlockedDemoPlayTones;

        // contains space separated list of excluded MIME-types

        RBuf iExcludedTones;

        // helper buffer for mime-type matching

        RBuf iMimeBuf;

    };

#endif  // MEDIAFILEVARIATION_H

// End of File