/*

* Copyright (c) 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:  Observer of the service handler.

*

*/

#ifndef M_MLOGSEXTSERVICEHANDLEROBSERVER_H

#define M_MLOGSEXTSERVICEHANDLEROBSERVER_H

/**

 * Interface to notify service handler observers.

 *

 * @lib logsserviceextension.dll

 * @since S60 v3.2

 */

class MLogsExtServiceHandlerObserver

    {

    public: 

        /**

         * Handles the service handler's callback.

         *

         * @since S60 v3.2

         * @param aServiceId service id

         * @param aPresentityId presentity id

         * @param aPresenceStatus a presence status

         * @param aShowStatus presentity presense status display flag         

         */

        virtual void HandlePresentityPresenceStatusL( 

                            const TUint32 aServiceId, 

                            const TDesC& aPresentityId,

                            const TDesC& aPresenceStatus,

                            TBool aShowStatus ) = 0;

        /**

         * This function is used to notify the observer of a service handler

         * if the presence status of a certain presentity should be displayed

         * or not.

         *

         * @since S60 v3.2

         * @param aServiceId service id

         * @param aPresentityId presentity id

         * @param aShowStatus presentity presense status display flag

         */

        virtual void SetDisplayStatusFlag( const TUint32 aServiceId, 

                                           const TDesC& aPresentityId,

                                           TBool aShowStatus ) = 0;

    };

#endif // M_MLOGSEXTSERVICEHANDLEROBSERVER_H