/*

* Copyright (c) 2009 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:  Implementation for controlling S60 device lights.

*

*/

// INCLUDE FILES

#include <HtiLogging.h>

#include "HtiPropertySubscriber.h"

// CONSTANTS

// ============================ MEMBER FUNCTIONS ===============================

// -----------------------------------------------------------------------------

// CHtiPropertySubscriber::CHtiPropertySubscriber

// -----------------------------------------------------------------------------

//

CHtiPropertySubscriber::CHtiPropertySubscriber( TCallBack aCallBack,

    RProperty& aProperty) : CActive( EPriorityNormal ),

                            iCallBack( aCallBack ),

                            iProperty( aProperty )

    {

    HTI_LOG_TEXT( "CHtiPropertySubscriber construct" );

    CActiveScheduler::Add( this );

    }

// -----------------------------------------------------------------------------

// CHtiPropertySubscriber::~CHtiPropertySubscriber

// -----------------------------------------------------------------------------

//

CHtiPropertySubscriber::~CHtiPropertySubscriber()

    {

    HTI_LOG_TEXT( "CHtiPropertySubscriber destroy" );

    Cancel();

    }

// -----------------------------------------------------------------------------

// CHtiPropertySubscriber::Subscribe

// -----------------------------------------------------------------------------

//

void CHtiPropertySubscriber::Subscribe()

    {

    if ( !IsActive() )

        {

        iProperty.Subscribe( iStatus );

        SetActive();

        }

    }

// -----------------------------------------------------------------------------

// CHtiPropertySubscriber::Unsubscribe

// -----------------------------------------------------------------------------

//

void CHtiPropertySubscriber::Unsubscribe()

    {

    Cancel();

    }

// -----------------------------------------------------------------------------

// CHtiPropertySubscriber::RunL

// -----------------------------------------------------------------------------

//

void CHtiPropertySubscriber::RunL()

    {

    if ( iStatus.Int() == KErrNone )

        {

        iCallBack.CallBack();

        Subscribe();

        }

    }

// -----------------------------------------------------------------------------

// CHtiPropertySubscriber::DoCancel

// -----------------------------------------------------------------------------

//

void CHtiPropertySubscriber::DoCancel()

    {

    iProperty.Cancel();

    }

// End of file