/*

* Copyright (c) 2008 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:  Header file for MCSPConferenceStatusObserver class

*

*/

#ifndef MCSPCONFERENCESTATUSOBSERVER_H

#define MCSPCONFERENCESTATUSOBSERVER_H

// CLASS DECLARATION

/**

*  Virtual interface for monitoring conference status.

*

*  @since S60 5.0 

*/

NONSHARABLE_CLASS(MCSPConferenceStatusObserver)

    {

    public:

        /* Security setting event value */  

        enum TCSPConferenceState

            {

            /** The conference call is in the idle state. */

            ECSPConferenceIdle,

            /** The conference call is in the active, connected state. */

            ECSPConferenceActive,

            /** The conference call is in the held, connected state. */

            ECSPConferenceHold,

            };

        /**

        * Informs conference call state change.

        * @since S60 5.0 

        */    

        virtual void NotifyStateChange(

                MCSPConferenceStatusObserver::TCSPConferenceState aStatus ) = 0;

    };

#endif // MCSPCONFERENCESTATUSOBSERVER_H