messagingappbase/mce/src/McePropertySubscriber.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 17 Dec 2009 08:44:11 +0200
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/*
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* Copyright (c) 2002 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:  
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*     Active object for handling RProperty events
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*
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*/
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// INCLUDE FILES
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#include "McePropertySubscriber.h"
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// LOCAL CONSTANTS AND MACROS
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// ================= MEMBER FUNCTIONS =======================
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CMcePropertySubscriber::CMcePropertySubscriber( TCallBack aCallBack, RProperty& aProperty ):
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    CActive( EPriorityStandard ), iCallBack( aCallBack ), iProperty( aProperty )
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    {
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    }
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void CMcePropertySubscriber::ConstructL()
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    {
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    CActiveScheduler::Add( this );    
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    }
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CMcePropertySubscriber* CMcePropertySubscriber::NewL( TCallBack aCallBack, RProperty& aProperty )
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    {   
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    CMcePropertySubscriber* self =
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        new (ELeave) CMcePropertySubscriber(
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        aCallBack, aProperty );
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    CleanupStack::PushL( self );
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    self->ConstructL();
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    CleanupStack::Pop( self );
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    return self;    
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    }
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CMcePropertySubscriber::~CMcePropertySubscriber()
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    {
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    Cancel();
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    }
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//-------------------------------------------------------------------------------
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//CMcePropertySubscriber::SubscribeL()
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//-------------------------------------------------------------------------------
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void CMcePropertySubscriber::SubscribeL()
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    {
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    if (!IsActive())
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        {
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        iProperty.Subscribe( iStatus );
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        SetActive();
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        }
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    }
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//-------------------------------------------------------------------------------
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//CMcePropertySubscriber::StopSubscribeL()
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//-------------------------------------------------------------------------------
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void CMcePropertySubscriber::StopSubscribe()
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    {
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    Cancel();
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    }
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//-------------------------------------------------------------------------------
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//CMcePropertySubscriber::RunL()
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//-------------------------------------------------------------------------------
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void CMcePropertySubscriber::RunL()
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    {
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    if ( iStatus.Int() == KErrNone )
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        {
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        iCallBack.CallBack();
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        }
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    SubscribeL();
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    }
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//-------------------------------------------------------------------------------
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//CMcePropertySubscriber::DoCancel()
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//-------------------------------------------------------------------------------
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void CMcePropertySubscriber::DoCancel()
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    {
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    iProperty.Cancel();
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    }
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