idlefw/src/framework/ailightstatusobserver.cpp
changeset 0 79c6a41cd166
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/idlefw/src/framework/ailightstatusobserver.cpp	Thu Dec 17 08:54:17 2009 +0200
@@ -0,0 +1,80 @@
+/*
+* Copyright (c) 2005-2006 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 status observer for AI2
+*
+*/
+
+
+#include <aipspropertyobserver.h>
+#include "ailightstatusobserver.h"
+#include "aistatemanager.h"
+#include "debug.h"
+
+CAiLightStatusObserver::CAiLightStatusObserver()
+    {
+    }
+    
+CAiLightStatusObserver::~CAiLightStatusObserver()
+    {
+    delete iLight;
+    }
+
+CAiLightStatusObserver* CAiLightStatusObserver::NewL( MAiStateManager* aStateManager )
+    {
+    CAiLightStatusObserver* self = new (ELeave) CAiLightStatusObserver();
+    CleanupStack::PushL(self);
+    self->ConstructL( aStateManager );
+    CleanupStack::Pop(self);
+    return self;
+    }
+
+void CAiLightStatusObserver::ConstructL( MAiStateManager* aStateManager )
+    {
+    iStateManager = aStateManager;
+    iLight = CHWRMLight::NewL( this );
+    }
+    
+TAiStateChanges CAiLightStatusObserver::Status()
+    {
+    // In future handle other screen lights here also..
+    CHWRMLight::TLightStatus status = iLight->LightStatus( CHWRMLight::EPrimaryDisplay );
+    if( status == CHWRMLight::ELightOn )
+        {
+        return ESMAIBacklightOn;
+        }
+    else if( status == CHWRMLight::ELightOff )
+        {
+        return ESMAIBacklightOff;
+        }
+    return ESMAIBacklightOn;
+    }
+
+void CAiLightStatusObserver::LightStatusChanged( TInt aTarget, CHWRMLight::TLightStatus aStatus )
+    {
+    if( aTarget == CHWRMLight::EPrimaryDisplay ||
+        aTarget == CHWRMLight::EPrimaryDisplayAndKeyboard )
+        {
+        if( aStatus == CHWRMLight::ELightOn )
+            {
+            __PRINTS("XAI: Light = ON");
+            iStateManager->ReportStateChange( ESMAIBacklightOn );
+            }
+        else if( aStatus == CHWRMLight::ELightOff )
+            {
+            __PRINTS("XAI: Light = OFF");
+            iStateManager->ReportStateChange( ESMAIBacklightOff );
+            }
+        }
+    }
+