/*

* Copyright (c) 2002-2004 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:  

*     This class implements a timer used when waiting for information from WAP GW

*

*/

#ifndef CMMSOPERATIONTIMER_H

#define CMMSOPERATIONTIMER_H

//  INCLUDES

#include <e32base.h>

// CONSTANTS

// MACROS

// DATA TYPES

// FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

class MMmsTransportObserver;

// CLASS DECLARATION

/**

*   Class implementing timer

*/

NONSHARABLE_CLASS( CMmsOperationTimer ):public CTimer

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        */

        static CMmsOperationTimer* NewL();

        /**

        * Destructor.

        */

        virtual ~CMmsOperationTimer();

    public: // New functions

        /**

        * Start the timer.

        * @param aRequester Caller object

        * @param aTimerValue Value for the timer

        */

        void Start( MMmsTransportObserver* aRequester, const TInt aTimerValue );

        /**

        * Pauses the timer.

        */

        void Pause();

        /**

        * Continues the timer.

        */

        void Continue();

    public: // Functions from base classes

    protected:  // New functions

    protected:  // Functions from base classes

        /**

        * Stops the timer.

        */

        void DoCancel();

    private:

        /**

        * C++ default constructor.

        */

        CMmsOperationTimer();

        /**

        * By default Symbian OS constructor is private.

        */

        void ConstructL();

        /**

        * Active object completion

        */

        void RunL();

        // By default, prohibit copy constructor

        CMmsOperationTimer( const CMmsOperationTimer& );

        // Prohibit assignment operator

        CMmsOperationTimer& operator= ( const CMmsOperationTimer& );

    public:     // Data

    protected:  // Data

    private:    // Data

        TTime   iStartTime;

        TTime   iEndTime;

        TTime   iCurrentTime;

        TTimeIntervalMicroSeconds iTimeLeft;

        TTimeIntervalMicroSeconds iOriginalTimerValue;

        MMmsTransportObserver* iRequester;

    public:     // Friend classes

    protected:  // Friend classes

    private:    // Friend classes

    };

#endif      // CMMSOPERATIONTIMER_H   

// End of File