/*

* Copyright (c) 2007-2010 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:

*

*/

// INCLUDE FILES

#include "OstTraceDefinitions.h"

#ifdef OST_TRACE_COMPILER_IN_USE

#include "ChargingStatusObserverTraces.h"

#endif

#include "ChargingStatusObserver.h"

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

CChargingStatusObserver* CChargingStatusObserver::NewL(

    MChargingStatusNotifier& aChargingStatusNotifier )

	{

	CChargingStatusObserver* self = CChargingStatusObserver::NewLC(  aChargingStatusNotifier );

	CleanupStack::Pop(self);

	return self;

	}

CChargingStatusObserver* CChargingStatusObserver::NewLC(

    MChargingStatusNotifier& aChargingStatusNotifier )

	{

	CChargingStatusObserver* self = new ( ELeave ) CChargingStatusObserver(

	    aChargingStatusNotifier );

	CleanupStack::PushL(self);

	self->ConstructL();

	return self;

	}

CChargingStatusObserver::~CChargingStatusObserver()

	{

	Cancel();

	iChargingStatus.Close();

	}

void CChargingStatusObserver::ConstructL()

	{

	User::LeaveIfError( iChargingStatus.Attach( KPSUidHWRMPowerState,

	    KHWRMChargingStatus ) );

	RunL();

	}

CChargingStatusObserver::CChargingStatusObserver(

    MChargingStatusNotifier& aChargingStatusNotifier ) :

    CActive(EPriorityStandard),

    iChargingStatusNotifier( aChargingStatusNotifier )

	{

	CActiveScheduler::Add( this );

	}

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

// CChargingStatusObserver::RunL

// Handles CChargingStatusObserver::GetBatteryInfo request completion event.

// 

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

//		

void CChargingStatusObserver::RunL()

	{

    RMobilePhone::TMobilePhoneBatteryInfoV1 batteryInfo;

    batteryInfo.iStatus = RMobilePhone::EPowerStatusUnknown;

	TInt errorStatus( iStatus.Int() );

    // resubscribe before processing new value to prevent missing updates

    iChargingStatus.Subscribe( iStatus );

    SetActive();

	if ( KErrNone != errorStatus )

	    {

OstTraceDef1(OST_TRACE_CATEGORY_DEBUG, TRACE_INTERNALS, CCHARGINGSTATUSOBSERVER_RUNL_1, "TSY: CChargingStatusObserver::RunL - iStatus: %d", errorStatus );

	    iChargingStatusNotifier.NotifyChargingStatus( errorStatus,

	        batteryInfo );

        return;

	    }

    // property updated, get new value

    TInt level( 0 );

    TInt error = iChargingStatus.Get( level );

OstTraceDef1(OST_TRACE_CATEGORY_DEBUG, TRACE_INTERNALS, CCHARGINGSTATUSOBSERVER_RUNL_2, "TSY: CChargingStatusObserver::RunL error: %d", error);

    if ( KErrNone == error )

        {

        EPSHWRMChargingStatus chargingStatus = (EPSHWRMChargingStatus)level;

        switch ( chargingStatus )      

            {

            case EChargingStatusNotConnected:

                batteryInfo.iStatus = RMobilePhone::EPoweredByBattery;

                break;

            case EChargingStatusAlmostComplete:

            case EChargingStatusChargingComplete:

            case EChargingStatusCharging:

                batteryInfo.iStatus = 

                    RMobilePhone::EBatteryConnectedButExternallyPowered;

                break;

            case EChargingStatusNotCharging:

                batteryInfo.iStatus = RMobilePhone::EPoweredByBattery;

                break;

            case EChargingStatusError:  

            default:

                batteryInfo.iStatus = RMobilePhone::EPowerStatusUnknown;

                break;  

            }

        }

    iChargingStatusNotifier.NotifyChargingStatus( error, batteryInfo );

	}

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

// CChargingStatusObserver::DoCancel

// Cancellation of an outstanding request

//

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

//		

void CChargingStatusObserver::DoCancel()

	{

    iChargingStatus.Cancel();

	}

//  End of File