/*

* Copyright (c) 2006-2006 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Base class for message handlers.

*

*/

#ifndef C_CFMESSAGEHANDLERBASE_H

#define C_CFMESSAGEHANDLERBASE_H

#include <e32base.h>

#include "cfcontextsubscriptionlistener.h"

class RMessage2;

class MCFExtendedContextInterface;

class MCFActionInterface;

class MCFScriptInterface;

/**

* Context Framework server session message handler base class.

*/

NONSHARABLE_CLASS( CCFMessageHandlerBase ): public CBase

    {

    public:

        // Message handler type

        enum TCFMessageHandler

            {

            EContextMessageHandler,

            EActionMessageHandler,

            EScriptMessageHandler

            };

    public:

        /**

        * Handles message from client. 

        *

        * @since S60 4.0

        * @param aMessage Message from client.

        * @return ETrue if message handled.

        */

        virtual TBool HandleMessageL( const RMessage2& aMessage ) = 0;

    protected:

        CCFMessageHandlerBase( MCFExtendedContextInterface& aCFContext,

            MCFActionInterface& aCFAction, 

            MCFScriptInterface& aScriptInterface );

    protected: // Data

        // Ref:

        MCFExtendedContextInterface& iCFContext;

        // Ref:

        MCFActionInterface& iCFAction;

        // Ref:

        MCFScriptInterface& iCFScriptInterface;

    };

#endif  // C_CFMESSAGEHANDLERBASE_H