/*

* Copyright (c) 2007 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:  Definition of the class CPbkxRclEventScheduler.

*

*/

#ifndef CPBKXRCLEVENTSCHEDULER_H

#define CPBKXRCLEVENTSCHEDULER_H

#include <e32base.h>

/**

* Class that is notified when event is triggered.

*

* @lib pbkxrclengine.lib

* @since 3.1

*/

class MPbkxRclEventHandler

    {

public:

    /**

    * This method is called when event is triggered.

    */

    virtual void EventTriggered() = 0;

    };

/**

* Class that generates events with a little delay.

*

* @lib pbkxrclengine.lib

* @since 3.1

*/

class CPbkxRclEventScheduler : public CActive

    {

public: // constructor and destructor

    /**

    * Two-phased constructor.

    *

    * @param aHandler Interface which is notified when event is triggered.

    * @return Created object.

    */

    static CPbkxRclEventScheduler* NewL( MPbkxRclEventHandler& aHandler );

    /**

    * Destructor.

    */

    virtual ~CPbkxRclEventScheduler();

public: // new methods

    /**

    * Triggers event with a little delay.

    */

    void TriggerEvent();

protected: // from CActive

    /**

    * Handles asynchronous request.

    */

    virtual void RunL();

    /**

    * Cancels asynchronous request.

    */

    virtual void DoCancel();

private: // constructors

    /**

    * Constructor.

    *

    * @param aHandler Interface which is notified when event is triggered.

    */

    CPbkxRclEventScheduler( MPbkxRclEventHandler& aHandler );

    /**

    * Second-phase constructor.

    */

    void ConstructL();

private: // data

    // Handles triggered event.

    MPbkxRclEventHandler& iEventHandler;

    // Timer for creating a little delays in triggering events.

    RTimer iTimer;

    };

#endif