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/*
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* Copyright (c) 2005 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: This file contains the header of the phone engine base
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* central repository monitor classes
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*
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*/
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#ifndef CPEPUBSUBMONITOR_H
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#define CPEPUBSUBMONITOR_H
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// INCLUDE FILES
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#include <e32base.h>
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#include <e32property.h>
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#include <talogger.h>
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// Forward declarations
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class CRepository;
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class MPEPhoneModelInternal;
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class RProperty;
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// BASE CLASS
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// CLASS DECLARATION
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/**
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* CPEPubSubMonitor
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* Active object base class for publish&subscribe monitor code - not instantiable
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* Exported methods are used by variant phone engine or other PE components
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* This class should not be used by components external to the TelephonyEngine
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*
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* @lib PhoneEngineBase.lib
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* @since Series60_4.0
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*/
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NONSHARABLE_CLASS( CPEPubSubMonitor ) : public CActive
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{
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protected:
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~CPEPubSubMonitor();
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CPEPubSubMonitor( MPEPhoneModelInternal& aModel );
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/**
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* Creates a new property object and submits a notification request
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*/
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void BaseConstructL( TUid aCategory, TUint aKey, TUint aType );
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protected:
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/**
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* Submits a notification request
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*/
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void SubmitNotifyRequestL();
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/**
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* Defines the actions that take place when a change indication
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* is received. Each deriving monitor has to define the implementation for
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* this method. Most common approach would be to save the data to internal
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* data store and send a message via phone model if neccessary.
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*/
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virtual void UpdateL() = 0;
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public:
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/**
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* Gets the current integer value of the monitored key
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* @param TInt& aValue the current value of the monitored setting
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* @return TInt Symbian OS error code from central repository
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*/
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virtual TInt Get( TInt& aValue );
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/**
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* Gets the current binary value of the monitored key
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* @param TDes8& aValue the current value of the monitored setting
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* @return TInt Symbian OS error code from central repository
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*/
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virtual TInt Get( TDes8& aValue );
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/**
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* Gets the current text value of the monitored key
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* @param TDes16& aValue the current value of the monitored setting
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* @return TInt Symbian OS error code from central repository
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*/
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virtual TInt Get( TDes16& aValue );
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protected: // From CActive
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virtual void DoCancel();
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virtual TInt RunError( TInt aError );
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virtual void RunL();
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protected:
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// Not owned by this object: reference to phone model object
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MPEPhoneModelInternal& iModel;
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private:
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// Owns handle to property object
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RProperty iProperty;
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#ifdef TEF_LOGGING_ENABLED
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// Category of property
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TUid iCategory;
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// Key of property
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TUint iKey;
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#endif
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};
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#endif // CPEPUBSUBMONITOR_H
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