/*

* 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: 

*

*/

#ifndef MUSUIMMCMONITOR_H

#define MUSUIMMCMONITOR_H

// INCLUDES

#include "musuimmcobserver.h"

#include <e32base.h>

#include <f32file.h>

// CLASS DECLARATION

/**

* Listen changes on the filesystem and notifies observers if 

* MMC card has been removed.

* Notifies clients only once about MMC removal and only 

* in that case that user wanted to listen MMC drive

*/

class CMusUiMmcMonitor : public CActive

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        * @param aObserver MMC observer pointer.

        */

        static CMusUiMmcMonitor* NewL( MMusUiMmcObserver& aObserver );

        /**

        * Destructor.

        */

        ~CMusUiMmcMonitor();

    private: // from CActive

        void RunL();

        TInt RunError( TInt aError );

        void DoCancel();

    private:    // New functions.

        void ConstructL();

        CMusUiMmcMonitor( MMusUiMmcObserver& aObserver );

        void MonitorMmc();

        TBool DriveRemoved();

        TBool IsRemovableDrive( TDriveNumber aDriveNumber );

    private: // Data

        RFs iFs;

        TDriveNumber iDriveNumber;

        TBool iRemovableDrive;

        TBool iDriveRemoved;

        MMusUiMmcObserver& iObserver;

    };

#endif  // MUSUIMMCMONITOR_H

// End of File