/*

* 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: Light monitor for Playback - Private.

*

*/

#include "mplightmonitor_p.h"

#include "mplightmonitor.h"

#include "mptrace.h"

/*!

    \class MpLightMonitorPrivate

    \brief Wrapper for light monitor - private implementation.

    This is a private implementation of the light monitor interface.

*/

/*!

 \internal

 */

MpLightMonitorPrivate::MpLightMonitorPrivate( MpLightMonitor *qq )

    :q_ptr( qq ),

    iLightStatus( CHWRMLight::ELightStatusUnknown ),

    iLight( 0 )

{

    TX_LOG

}

/*!

 \internal

 */

void MpLightMonitorPrivate::init()

{

    TX_ENTRY

    TRAPD(err, DoInitL());

    if ( err != KErrNone ) {

        TX_LOG_ARGS("Error: " << err << "; should never get here.");

    }

    TX_EXIT

}

/*!

 \internal

 */

void MpLightMonitorPrivate::DoInitL()

{

    TX_ENTRY

    iLight = CHWRMLight::NewL( this );

    TX_EXIT

}

/*!

 \internal

 */

MpLightMonitorPrivate::~MpLightMonitorPrivate()

{

    TX_ENTRY

    delete iLight; 

    TX_EXIT

}

/*!

 \internal

 */

void MpLightMonitorPrivate::LightStatusChanged( TInt aTarget, CHWRMLight::TLightStatus aStatus )

{

    TX_ENTRY

    if ( aTarget == CHWRMLight::EPrimaryDisplay && aStatus != iLightStatus ) {        

        if ( aStatus == CHWRMLight::ELightOn ) {

            q_ptr->emit lcdLightStatus ( true ); 

        }

        else if( aStatus == CHWRMLight::ELightOff ) {

            q_ptr->emit lcdLightStatus ( false );

        }             

        iLightStatus = aStatus;        

    }

    TX_EXIT

}