/*

* 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:  Abstract interface for check media files.

*

*/

#ifndef MFLDFILEOBSERVER_H

#define MFLDFILEOBSERVER_H

// INTERNAL INCLUDES

// EXTERNAL INCLUDES

#include <e32base.h>

// CLASS DEFINITION

/**

*  Abstract interface for check media files.

*

*  @lib filelist.lib

*  @since 2.1

*/

class MFLDFileObserver

    {

    public: // Enumerations

        // An enumeration which tells what is the file used for.

        enum TIntention

            {

            EPlay = 1,

            ESelect = 2

            };

    public: // New functions

        /**

        * An abstract function for checking if a file is valid.

        * @since 2.1

        * @param aFileName Full path and filename.

        * @param aIntention Describes what is the file used for.

        * @return Returns ETrue if the file is valid for intended use.

        */

        virtual TBool IsFileValidL(

            const TDesC& aFileName,

            TIntention aIntention ) = 0;

		/**

        * An abstract function for checking media type

        * @since 3.1

        * @param aFileName Full path and filename.

        * @return Returns media type

        */

        virtual TInt32 MediaFileType(

         const TDesC& aFileName ) const = 0;

    protected:

        /**

        * Destructor.

        */

        virtual ~MFLDFileObserver() {}

    };

#endif      // MFLDFILEOBSERVER_H

// End of File