1 /*

     2 * Copyright (c) 2003 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

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

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  Signalling for UI components about group events

    15 *

    16 */

    17 

    18 

    19 #ifndef MCAGROUPEVENTOBSERVER_H

    20 #define MCAGROUPEVENTOBSERVER_H

    21 

    22 // INCLUDES

    23 #include <e32std.h>

    24 

    25 // CLASS DECLARATION

    26 

    27 /**

    28  *  MCAGroupEventObserver interface class. Provides signalling for the UI

    29  *  components.  As the name states mainly changes in the group states are

    30  *  reported to the UI.

    31  *  Used to observe events of one group.

    32  *

    33  *  @lib CAEngine.lib

    34  *  @since 2.1

    35  */

    36 class MCAGroupEventObserver

    37     {

    38     public:  // Interface

    39 

    40         /**

    41          * Called when new group properties are received from the

    42          * the network. These are server initiated properties.

    43          */

    44         virtual void HandleGroupPropertiesChanged() = 0;

    45 

    46         /**

    47          * Called when the group has been deleted, or forced kick out of the group.

    48          * @param aReason The CSP error code

    49          */

    50         virtual void HandleGroupLeft( TInt aReason ) = 0;

    51 

    52     protected:

    53 

    54         /**

    55          * Destructor.

    56          */

    57         virtual ~MCAGroupEventObserver() {};

    58     };

    59 

    60 #endif  // MCAGROUPEVENTOBSERVER_H

    61 

    62 // End of File