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:  Connection mode observer.

    15 *

    16 */

    17 

    18 #ifndef __MIMPSCONNUICONNECTIONMODEOBSERVERNG_H

    19 #define __MIMPSCONNUICONNECTIONMODEOBSERVERNG_H

    20 

    21 #include <E32Std.h>

    22 #include <impspresenceconnectionuiconstsng.h>

    23 

    24 

    25 //FORWARD DECLARATION

    26 class CIMPSConnUiConnectionModeNotifier;

    27 

    28 

    29 /**

    30  * Observer interface to get notifcations from

    31  * connection mode events.

    32  *

    33  * @since 2.1

    34  */

    35 NONSHARABLE_CLASS( MIMPSConnUiConnectionModeObserver )

    36     {

    37 public: //notify methods

    38 

    39     /**

    40      * Notifies from connection mode event.

    41      *

    42      * If event handling causes a leave, leave is

    43      * reported back to HandleConnectionModeEventNotifyError()

    44      * callback.

    45      *

    46      * @since 2.1

    47      * @param aNotifier The connection mode notifier where this

    48      * event is coming from.

    49      * @param aEvent The connection mode event.

    50      */

    51     virtual void HandleConnectionModeEventL( CIMPSConnUiConnectionModeNotifier* aNotifier,

    52                                              TIMPSConnectionModeEvent aEvent ) = 0;

    53 

    54 

    55     /**

    56      * Called when connection mode event listening or event

    57      * handling fails.

    58      *

    59      * Here is reported both errors from handling the

    60      * actual connection mode event and also asynchronously

    61      * the errors coming from starting (requesting) the

    62      * connection mode notify.

    63      *

    64      * When reporting the error, the notifier is

    65      * automaticly stopped. However, the observer may

    66      * restart the notifier during the notify callback

    67      * if desired so.

    68      *

    69      * @since 2.1

    70      * @param aNotifier The presence notifier where this

    71      * error is coming from.

    72      * @param aError is the error code.

    73      */

    74     virtual void HandleConnectionModeEventNotifyError(

    75         CIMPSConnUiConnectionModeNotifier* aNotifier,

    76         TInt aError ) = 0;

    77     };

    78 

    79 

    80 #endif //__MIMPSCONNUICONNECTIONMODEOBSERVERNG_H