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/*
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* Copyright (c) 2002-2008 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: Interface for plugin classes implementing custom interface
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* message handler interface.
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*
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*/
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#ifndef CIMSGHNDLRINTFC_H
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#define CIMSGHNDLRINTFC_H
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// Include files
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#include <mmf/common/mcustominterface.h>
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#include <mmf/common/mmfipc.h>
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/**
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* Mixin class for plugins handling custom interface related messages
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*
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* Instance of plugins implementing this interface will be used by
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* CCIExtnServerPlugin.
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*
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* @since S60 v3.2
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*
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*/
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class MCIMsgHndlrIntfc
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{
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public:
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/**
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* Called by framework after plugin construction.
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* The passed UID must be retained for the lifetime of the plugin and, on a
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* subsequent call to Close(), REComSession::DestroyedImplementation() must
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* be called by the plugin, using the stored UID.
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* The implementation should return KErrNone upon successful initialization.
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* Otherwise the plugin will be immediately destroyed.
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*
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* @param aCustomInterface Reference to implementation of MCustomInterface.
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* @param aDestructorKey The Uid returned by
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* REComSession::CreateImplementationL() or similar.
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*/
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virtual TInt Initialize( MCustomInterface& aCustomInterface, TUid aDestructorKey ) = 0;
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/**
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* Returns implementation UID of this plugin.
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*
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* @return aUid implementation UID of the plugin
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*/
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virtual TUid ImplementationUid() = 0;
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/**
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* Called by the framework to give the plugin a chance to handle the
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* custom interface message.
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*
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* @param aMessage Message received by MM framework.
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* @return ETrue if message can be handled by the plugin. EFalse if the
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* message is not supported by the plugin. Returning EFalse imples
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* aMessage not completed and should be processed further by the
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* framework.
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*/
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virtual TBool HandleMessage( const RMmfIpcMessage& aMessage ) = 0;
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/**
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* Called by the framework when plugin is to be destroyed.
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* Equivalent to destructor. Called to destroy plugin.
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*/
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virtual void Close() = 0;
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};
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#endif /*CIMSGHNDLRINTFC_H*/
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