/*

* Copyright (c) 2006-2007 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:  

*

*/

#ifndef IRMESSAGEOBSERVER_H

#define IRMESSAGEOBSERVER_H

#include <e32base.h>    // CBase

#include <msvapi.h>     // MMsvSessionObserver

class CIRUi;

/**

 * This is the message observer class is used for sms observing

 * When new message comes, the MMsvSessionObserver calls HandleSessionEventL which does the message handling

 * 

 * @code

 * 

 * CIRMessageObserver* obj

 * obj = CIRMessageObserver::NewL(instance of CIRUi* aUi); //creating message observer

 * 

 * @endcode

 * 

 */

class CIRMessageObserver : public CBase, public MMsvSessionObserver

    {

    public:

        /**

         * 2nd phase constructor.

         * @param aUi the instance of CIRUi

         * @return A pointer to the created instance of CIRMessageObserver

         */

        static CIRMessageObserver* NewL(CIRUi* aUi);

        /**

         * 2nd phase constructor.

         * @param aUi the instance of CIRUi

         * @return A pointer to the created instance of CIRMessageObserver

         */

        static CIRMessageObserver* NewLC(CIRUi* aUi);

        /**

         * Destructor.

         */

        ~CIRMessageObserver();

    public:

        /**

         * From MMsvSessionObserver.

         * Called when a session event occurs.

         */

        void HandleSessionEventL(TMsvSessionEvent aEvent,

                TAny* aArg1,

                TAny* aArg2,

                TAny* aArg3);

    private:

        /**

         * Symbian OS default constructor.

         * @param aObserver the observer which gets notified when message

         * events occur

         */

        CIRMessageObserver(CIRUi* aUi);

        /**

         * 2nd phase constructor.

         * Initializes objects.

         */

        void ConstructL();

    private:

        // Session with the messaging server

        CMsvSession* iMsvSession;

		// instance of CIRUi

		CIRUi* iUi;

    };

#endif /*IRMESSAGEOBSERVER_H*/