idlefw/src/framework/aikeylockobserver.cpp
author William Roberts <williamr@symbian.org>
Mon, 08 Mar 2010 21:43:47 +0000
branchCompilerCompatibility
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Create CompilerCompatibility branch
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/*
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* Copyright (c) 2005-2006 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  Focus observer for Active idle 2
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*
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*/
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#include <aipspropertyobserver.h>
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#include <activeidle2domainpskeys.h>
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#include <avkondomainpskeys.h>      // KPSUidAvkonDomain, KAknKeyguardStatus, TAknKeyguardStatus
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#include "aistatemanager.h"
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#include "aikeylockobserver.h"
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#include "aifwpanic.h"
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#include "debug.h"
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CAiKeylockObserver::CAiKeylockObserver()
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    {
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    }
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CAiKeylockObserver::~CAiKeylockObserver()
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    {
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    }
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CAiKeylockObserver* CAiKeylockObserver::NewL(
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                                        MAiStateManager* aStateManager )
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    {
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    CAiKeylockObserver* self = new (ELeave) CAiKeylockObserver();
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    CleanupStack::PushL(self);
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    self->ConstructL( aStateManager );
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    CleanupStack::Pop(self);
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    return self;
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    }
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void CAiKeylockObserver::ConstructL( MAiStateManager* aStateManager )
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    {
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    BaseConstructL( TCallBack( HandleKeylockStatusEvent, this ),
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                    KPSUidAvkonDomain, 
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                    KAknKeyguardStatus, 
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                    aStateManager );
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    }
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TAiStateChanges CAiKeylockObserver::Status()
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    {
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	TInt value;
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	TInt err = iObserver->Get( value );
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	if( err != KErrNone ) 
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	    {
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	    return ESMAIKeylockDisabled;
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	    }
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	switch( value ) 
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	    {
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	    case EKeyguardLocked:
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	    case EKeyguardAutolockEmulation: // fallthorugh
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	        {
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	        return ESMAIKeylockEnabled;
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	        }
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	    case EKeyguardNotActive:
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	    default: // fallthorugh
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	        {
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	        return ESMAIKeylockDisabled;
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	        }
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	    }
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    }
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TInt CAiKeylockObserver::HandleKeylockStatusEvent( TAny* aPtr )
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    {
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    CAiKeylockObserver* self =
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                static_cast<CAiKeylockObserver*>( aPtr );
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    __ASSERT_DEBUG( self, 
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                    AiFwPanic::Panic( AiFwPanic::EAiFwPanic_NullPointerReference ) );
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    TAiStateChanges stateChange = self->Status();
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    self->iStateManager->ReportStateChange( stateChange );
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    return KErrNone;
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    }
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