/*

* Copyright (c) 2003 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 DEVENCDISKSTATUSOBSERVER_H_

#define DEVENCDISKSTATUSOBSERVER_H_

#include <e32base.h>

#include <e32property.h>

#include <f32file.h>

class MDiskStatusObserver

    {

    public:

        /**

         * Implement this method to be notified when disk status

         * changes.

         */

        IMPORT_C virtual void DiskStatusChangedL( TInt aNfeStatus ) = 0;

    };

class CDiskStatusObserver : public CActive

    {

    public:

        IMPORT_C static CDiskStatusObserver* NewL( MDiskStatusObserver* aObserver, TDriveNumber aDriveNumber );

        void RunL();

        void DoCancel();

        ~CDiskStatusObserver();

    private:

        void ConstructL( MDiskStatusObserver* aObserver, TDriveNumber aDriveNumber );   

        CDiskStatusObserver();

        TBool IsEncryptionOperationOngoing();

    private:

        MDiskStatusObserver* iObserver;

        RProperty iNfeStatus;

        TDriveNumber iDrive;

    };

#endif /*DEVENCDISKSTATUSOBSERVER_H_*/