/*

* Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:   Declaration of the DWlanPowerHandler class.

*

*/

/*

* %version: 6 %

*/

#ifndef D_WLANPOWERHANDLER_H

#define D_WLANPOWERHANDLER_H

#include <kpower.h> 

class MWlanPowerIndicator;

/**

*  Power handler which listens to Power Manager instructions

*

*  @since S60 v3.1

*/

class DWlanPowerHandler : public DPowerHandler

    {

public:

    /**

    * Constructor.

    *

    * @since S60 3.1

    * @param aWlanLdd The indicator interface class

    */

    explicit DWlanPowerHandler( 

        MWlanPowerIndicator& aWlanLdd,

        TDynamicDfcQue& aDfcQ );

    /**

    * Destructor.

    *

    * @since S60 3.1

    */

    virtual ~DWlanPowerHandler();

    /**

    * Power Down DFC function

    */

    static void PowerDownDfcFn( TAny *aPtr );        

    /**

    * Power Up DFC function

    */

    static void PowerUpDfcFn( TAny *aPtr );

    /**

    * Called by power manager. Requests peripheral power down.

    *

    * @since S60 3.1

    */

    virtual void PowerDown( TPowerState );

    /**

    * Called by power manager. Notifies of system power up.

    *

    * @since S60 3.1

    */

    virtual void PowerUp();

    /**

    * Called when the device has been powered down. Informs the power

    * manager about that.

    *

    * @since S60 3.1

    */

    virtual void OnPowerDownDone();

    /**

    * Called when power up handling for the device has been done.

    * Informs the power manager about that.

    *

    * @since S60 3.1

    */

    virtual void OnPowerUpDone();

private:

    /** Default C++ Ctor */

    DWlanPowerHandler();

    /**

    * Called by the Power Down DFC function. Triggers the actual

    * power down handling

    *

    * @since S60 3.1

    */

    void PowerDownOperation();

    /**

    * Called by the Power Up DFC function. Triggers the actual

    * power down handling

    *

    * @since S60 3.1

    */

    void PowerUpOperation();

    // Prohibit copy constructor

    DWlanPowerHandler( const DWlanPowerHandler& );

    // Prohibit assigment operator

    DWlanPowerHandler& operator= ( const DWlanPowerHandler& );

private:    // Data

    /** Pointer to the indicator interface class. Not own */

    MWlanPowerIndicator* iWlanLdd;

    /** Power Up DFC object */

    TDfc iPowerUpDfc;

    /** Power Down DFC object */

    TDfc iPowerDownDfc;

    };

#endif // D_WLANPOWERHANDLER_H