/*

* Copyright (c) 2006 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:  ImumDiskSpaceObserver.h

*

*/

#ifndef CIMUMDISKSPACEOBSERVER_H

#define CIMUMDISKSPACEOBSERVER_H

// INCLUDES

#include <e32base.h>

#include <f32file.h>        // RFs

// CONSTANTS

// MACROS

// DATA TYPES

// FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

// CLASS DECLARATION

/**

*

*  @lib

*  @since S60 3.0

*/

class MImumDiskSpaceObserver

    {

    // New virtual functions

    public:

        virtual void HandleDiskSpaceEvent() = 0;

    };

/**

*

*  @lib

*  @since S60 3.0

*/

class CImumDiskSpaceObserver : public CActive

    {

    public:  // Constructors and destructor

        /**

        * Creates object from CImumDiskSpaceObserver and leaves it to cleanup stack

        * @since S60 3.0

        * @return, Constructed object

        */

        static CImumDiskSpaceObserver* NewLC(

            MImumDiskSpaceObserver& aObserver,

            RFs& aFileSession );

        /**

        * Create object from CImumDiskSpaceObserver

        * @since S60 3.0

        * @return, Constructed object

        */

        static CImumDiskSpaceObserver* NewL(

            MImumDiskSpaceObserver& aObserver,

            RFs& aFileSession );

        /**

        * Destructor

        * @since S60 3.0

        */

        virtual ~CImumDiskSpaceObserver();

    public: // New functions

        /**

        *

        * @since S60 3.0

        */

        void NotifyDiskSpace( const TInt64 aThreshold, const TInt aDrive );

    public: // Functions from base classes

    protected:  // Constructors

        /**

        * Default constructor for classCImumDiskSpaceObserver

        * @since S60 3.0

        * @return, Constructed object

        */

        CImumDiskSpaceObserver(

            MImumDiskSpaceObserver& aObserver,

            RFs& aFileSession );

        /**

        * Symbian 2-phase constructor

        * @since S60 3.0

        */

        void ConstructL();

    protected:  // New virtual functions

    protected:  // New functions

    protected:  // Functions from base classes

    private:  // New virtual functions

    private:  // New functions

    private:  // Functions from base classes

        /**

        *

        * @since S60 3.0

        */

        virtual void DoCancel();

        /**

        *

        * @since S60 3.0

        */

        virtual void RunL();

    public:     // Data

    protected:  // Data

    private:    // Data

        // Observer class to observer the disk space events

        MImumDiskSpaceObserver& iDiskObserver;

        // File session

        RFs&                    iFileSession;

    };

#endif //  CIMUMDISKSPACEOBSERVER_H

// End of File