/*

* Copyright (c) 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:  Observer interface for CCE

*

*/

#ifndef MCCEOBSERVER_H

#define MCCEOBSERVER_H

#include <e32base.h>

class MCCECall;

class MCCEConferenceCall;

/**

 *  Observer interface for CCCE class.

 *  @lib cce.dll

 *  @since S60 v3.2

 */

class MCCEObserver

    {

public:

    /**

    * Provides incoming call notification to a client.

    * Incoming call has to have correct service id. This is checked from passed call 

    * using MCCECall::ServiceId method. 

    *

    * @since S60 v3.2

    * @param aCall Reference to incoming call

    * return none

    */

    virtual void IncomingCall( MCCECall& aCall ) = 0;

    /**

    * MO call created outside client control. 

    *

    * @since S60 v3.2

    * @param aCall Reference to created call

    * return none

    */

    virtual void MOCallCreated( MCCECall& aCall ) = 0;

    /**

    * Conference has been created outside client control.

    * @since S60 3.2

    * @param aConferenceCall Created conference

    * @return none

    */

    /**

    * Notify data port information for video telephony. Information comes via CS only.

    * @since S60 3.2

    * @param Dataport information.

    * @return none

    */

    };

#endif // MCCEOBSERVER_H