/** @file

* Copyright (c) 2005-2006 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:  Session timeout

*

*/

#ifndef C_HTTPNOTIFYTIMER_H

#define C_HTTPNOTIFYTIMER_H

// INCLUDES

#include <e32base.h>

// CONSTANTS

static const TInt KSecond = 1000000;

// FORWARD DECLARATIONS

class CHttpNotifyTimer;

// CLASS DECLARATION

/**

* An interface from notifytimer to its customer (service)

*

*  @since Series60 5.0 HN

*/

class MHttpNotifyTimerObserver

    {

    public:

        /**

        * TimerEventL

        * A callback function to time updates.

        * @since Series60 5.0 HN

        * @param aTimer A pointer containing updated time.

        * @return None

        */

	virtual void TimerEventL( CHttpNotifyTimer* aTimer ) = 0;

    };

// CLASS DECLARATION

/**

* Wrapper for RTimer classs to notify observer about elaspsed time

*

*  @since Series60 5.0 HN

*/

class CHttpNotifyTimer : public CActive

    {

    protected:

        /**

        * Constructor

        */

        CHttpNotifyTimer( MHttpNotifyTimerObserver* aObserver );

    public:

        static CHttpNotifyTimer* NewL(MHttpNotifyTimerObserver* aObserver);

        void ConstructL();

        /**

        * Destructor.

        */

	    ~CHttpNotifyTimer();

        /**

        * At

        * @since Series60 5.0 HN

        * @param aTime

        */

        void AfterSeconds( TInt aIntervalInSeconds );

        /**

        * RunL

        * Active object state machine.

        * @since Series60 5.0 HN

        */

    	void RunL();

        /**

        * RunError

        * RunError in case RunL leaves.

        * @since Series60 5.0 HN

        */

        TInt RunError( TInt aError );

        /**

        * DoCancel

        * Cancel outstanding request(s) and reset the iActive flag.

        * @since Series60 5.0 HN

        */

    	void DoCancel();

    private: 

        // Interface observer object, owned

    	MHttpNotifyTimerObserver* iObserver;

        // Timer, owned

    	RTimer iTimer;

};

#endif // C_HTTPNOTIFYTIMER_H

// End Of File