1 /*

     2 * Copyright (c) 2005-2006 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  Light status observer for AI2

    15 *

    16 */

    17 

    18 

    19 #include <aipspropertyobserver.h>

    20 #include "ailightstatusobserver.h"

    21 #include "aistatemanager.h"

    22 #include "debug.h"

    23 

    24 CAiLightStatusObserver::CAiLightStatusObserver()

    25     {

    26     }

    27     

    28 CAiLightStatusObserver::~CAiLightStatusObserver()

    29     {

    30     delete iLight;

    31     }

    32 

    33 CAiLightStatusObserver* CAiLightStatusObserver::NewL( MAiStateManager* aStateManager )

    34     {

    35     CAiLightStatusObserver* self = new (ELeave) CAiLightStatusObserver();

    36     CleanupStack::PushL(self);

    37     self->ConstructL( aStateManager );

    38     CleanupStack::Pop(self);

    39     return self;

    40     }

    41 

    42 void CAiLightStatusObserver::ConstructL( MAiStateManager* aStateManager )

    43     {

    44     iStateManager = aStateManager;

    45     iLight = CHWRMLight::NewL( this );

    46     }

    47     

    48 TAiStateChanges CAiLightStatusObserver::Status()

    49     {

    50     // In future handle other screen lights here also..

    51     CHWRMLight::TLightStatus status = iLight->LightStatus( CHWRMLight::EPrimaryDisplay );

    52     if( status == CHWRMLight::ELightOn )

    53         {

    54         return ESMAIBacklightOn;

    55         }

    56     else if( status == CHWRMLight::ELightOff )

    57         {

    58         return ESMAIBacklightOff;

    59         }

    60     return ESMAIBacklightOn;

    61     }

    62 

    63 void CAiLightStatusObserver::LightStatusChanged( TInt aTarget, CHWRMLight::TLightStatus aStatus )

    64     {

    65     if( aTarget == CHWRMLight::EPrimaryDisplay ||

    66         aTarget == CHWRMLight::EPrimaryDisplayAndKeyboard )

    67         {

    68         if( aStatus == CHWRMLight::ELightOn )

    69             {

    70             __PRINTS("XAI: Light = ON");

    71             iStateManager->ReportStateChange( ESMAIBacklightOn );

    72             }

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

    74             {

    75             __PRINTS("XAI: Light = OFF");

    76             iStateManager->ReportStateChange( ESMAIBacklightOff );

    77             }

    78         }

    79     }

    80