/*

* Copyright (c) 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:  Timer active object needed in logging data in timer mode.

*

*/

#ifndef CDCLTIMERAO_H

#define CDCLTIMERAO_H

#include <e32base.h>

#include <e32std.h>

#include "dcl.h"

class CEngine;

/**

*  CDclTimerAO

*  Timer that logs data periodically in timer mode.

*  @lib

*  @since

*/

class CDclTimerAO : public CActive

    {

    public: // Constructors and destructor

        CDclTimerAO( CEngine* aEngine, TInt aTimerInterval );

        void ConstructL();

        virtual ~CDclTimerAO();

    public: // New methods

        /**

        * Starts the timer mode logging for a connection.

        * @param aConnectionId Id of the connection.

        * @since

        * @return void.

        */

        void Add( const TUint& aConnectionId );

        /**

        * Stops the timer mode logging for a connection.

        * @param aConnectionId Id of the connection.

        * @since

        * @return void.

        */

        void Remove( const TUint& aConnectionId );

    private: // New methods

        /**

        * Starts the timer.

        * @since

        * @return void.

        */

        void NextTimerAfter();

    private: // Methods from base classes

        /**

        * From CActive Cancels the timer.

        * @since

        * @return void

        */

        void DoCancel();

        /**

        * From CActive Writes to the log databases.

        * @since

        * @return void

        */

        void RunL();

    private: // Data

        RTimer iTimer;

        CEngine* iEngine;

        RArray<TUint> iConnectionIds;

        TInt iTimerInterval;

    };

#endif // CDCLTIMERAO_H

// end-of-file