/*

* Copyright (c) 2005-2007 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:  Phonebook 2 compress policy disk space utility.

*

*/

#ifndef CPBK2COMPRESSPOLICYDISKSPACE_H

#define CPBK2COMPRESSPOLICYDISKSPACE_H

// INCLUDES

#include <f32file.h>

#include "MPbk2CompressPolicy.h"

// FORWARD DECLARATIONS

class MPbk2CompressPolicyManager;

// CLASS DECLARATION

/**

 * Phonebook 2 compress policy disk space utility.

 * Responsible for quering FileServer for notification when

 * free disk space drops below given threshold.

 */

NONSHARABLE_CLASS(CPbk2CompressPolicyDiskSpace) : public CActive,

                                                  public MPbk2CompressPolicy

    {

    public: // Construction and destruction

        /**

         * Creates a new instance of this class.

         *

         * @param aObserver     Observer.

         * @param aFs           File server session.

         * @param aThreshold    Threshold.

         * @param aDrive        Drive.

         * @return  A new instance of this class.

         */

        static CPbk2CompressPolicyDiskSpace* NewL(

                MPbk2CompressPolicyManager& aObserver,

                RFs& aFs,

                TInt64 aThreshold,

                TInt aDrive = KDefaultDrive );

        /**

         * Destructor.

         */

        ~CPbk2CompressPolicyDiskSpace();

    public: // From MPbk2CompressPolicy

        void Start();

        void Stop();

    private:  // From CActive

        void DoCancel();

        void RunL();

        TInt RunError(

                TInt aError );

    private:  // Implementation

        CPbk2CompressPolicyDiskSpace(

                MPbk2CompressPolicyManager& aObserver,

                RFs& aFs,

                TInt64 aThreshold,

                TInt aDrive );

        void RequestNotification();

    private: // Data

        /// Ref: Compression policy manager

        MPbk2CompressPolicyManager& iManager;

        /// Ref: File server session

        RFs iFs;

        /// Own: Threshold

        TInt64 iThreshold;

        /// Own: Disk drive

        TInt iDrive;

    };

#endif // CPBK2COMPRESSPOLICYDISKSPACE_H

// End of File