convergedcallengine/csplugin/inc/cspremotealertingtonelistener.h
author Pat Downey <patd@symbian.org>
Wed, 01 Sep 2010 12:15:03 +0100
branchRCL_3
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permissions -rw-r--r--
Revert incorrect RCL_3 drop: Revision: 201033 Kit: 201035
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/*
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* Copyright (c) 2008-2008 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:  Listens remote alerting tone status changes
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*
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*/
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#ifndef CSPREMOTEALERTINGTONELISTENER_H
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#define CSPREMOTEALERTINGTONELISTENER_H
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#include <e32base.h>
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#include <rmmcustomapi.h>
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class MCSPRemoteAlertingToneObserver;
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/**
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 *  Listens remote alerting tone changes.
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 *
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 *  @lib CSPlugin.lib
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 *  @since S60 v5.0
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 */
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NONSHARABLE_CLASS( CSPRemoteAlertingToneListener ) : public CActive
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    {
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public:
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    /**
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     * Two-phased constructor.
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     * @param aCustomAPI Connected custom API instance.
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     * @param aObserver Observer of the remote alerting tone chnages.
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     */
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    static CSPRemoteAlertingToneListener* NewL( 
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        RMmCustomAPI& aCustomAPI,
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        MCSPRemoteAlertingToneObserver& aObserver );
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    /**
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    * Destructor.
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    */
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    virtual ~CSPRemoteAlertingToneListener();
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    /**
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     * Starts listening remote alerting tone changes. Observer is notified
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     * when change occurs. Listening stops when Cancel is called or listening
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     * instance is deleted.
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     *
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     * @since S60 v5.0
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     */
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    void StartListening();
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protected:
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// from base class CActive
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    void DoCancel();
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    void RunL();
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private:
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    CSPRemoteAlertingToneListener( 
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        RMmCustomAPI& aCustomAPI,
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        MCSPRemoteAlertingToneObserver& aObserver );
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private: // data
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    /** 
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     * For listening changes in remote alerting tone status.
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     * Not own.
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     */
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    RMmCustomAPI& iCustomAPI;
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    /**  
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     * Status of the remote alerting tone.
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     */
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    RMmCustomAPI::TRemoteAlertingToneStatus iRATStatus;
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    /**
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     * Change observer.
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     */
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    MCSPRemoteAlertingToneObserver& iObserver;
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    };
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#endif // CSPREMOTEALERTINGTONELISTENER_H