/*

* 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: 

*     Disk space level watcher for CPbkDefaultCompressionStrategy.

*

*/

#ifndef __CDISKSPACEWATCHER_H__

#define __CDISKSPACEWATCHER_H__

// CLASS DECLARATION

/**

 * Database compression timeout timer.

 */

NONSHARABLE_CLASS(CPbkDefaultCompressionStrategy::CDiskSpaceWatcher) : 

        public CActive

    {

    public:  // Interface

		/**

         * Creates a new instance of this class.

		 * @param aCompressionStrategy compressions strategy

		 * @param aFs file server session

		 * @param aThreshold threshold

		 * @param aDrive disk drive

         */

        static CDiskSpaceWatcher* NewL

                (MPbkCompressionStrategy& aCompressionStrategy,

                RFs& aFs, TInt64 aThreshold, TInt aDrive);

		/**

         * Destructor.

         */

        ~CDiskSpaceWatcher();

    private:  // from CActive

	    void DoCancel();

        void RunL();

	    TInt RunError(TInt aError);

    private:  // Implementation

        CDiskSpaceWatcher

            (MPbkCompressionStrategy& aCompressionStrategy,

            RFs& aFs, TInt64 aThreshold, TInt aDrive);

        void RequestNotification();

    private:  // Data

		/// Ref. compression strategy

        MPbkCompressionStrategy& iCompressionStrategy;

		/// Ref: file server session

        RFs iFs;

		/// Own: threshold

        TInt64 iThreshold;

		/// Own: disk drive

        TInt iDrive;

    };

#endif // __CDISKSPACEWATCHER_H__

// End of File