messagingapp/msgsettings/msginit/inc/msignalstrengthobserver.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 31 Aug 2010 15:11:31 +0300
branchRCL_3
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/*
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* Copyright (c) 2010 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:   Observer for signal strength handler
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*
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*/
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#ifndef MSIGNALSTRENGTHOBSERVER_H
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#define MSIGNALSTRENGTHOBSERVER_H
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//  INCLUDES
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#include <e32base.h>
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// CLASS DECLARATION
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/**
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*  Interface for a class which observes if there are any changes
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*  in phone signal strength.
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*/
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class MSignalStrengthObserver
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    {
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    public:     // Constructors and destructor
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        /**
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        * Destructor.
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        */
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        virtual ~MSignalStrengthObserver() {};
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    public:     // New functions
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        /**
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         * Notifies about updates in signal bars and strength.
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         * @param aNewSignalValue New value for the signal strength.
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         * @param aNewBarValue New value for the signal bars.
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         */
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        virtual void SignalStrengthAndBarUpdatedL( TInt aNewSignalValue, TInt aNewBarValue ) = 0;
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    };
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#endif      // MSIGNALSTRENGTHOBSERVER_H
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// End of File