1 /*

     2 * Copyright (c) 2005 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 manager bearer callback

    15 *

    16 */

    17 

    18 

    19 

    20 

    21 #ifndef __MSGBEAREROBSCALLBACK__

    22 #define __MSGBEAREROBSCALLBACK__

    23 

    24 #include <e32base.h>

    25 

    26 //This must be kept as low as possible

    27 const TInt KMaxNumberOfSubscribers         = 3;

    28 

    29 //Possible events

    30 enum TMsgBearerEvent

    31     {

    32     EMsgBearerActive = 0,

    33     EMsgBearerSuspended,

    34     EMsgBearerLost

    35     };

    36 

    37 // CLASS DECLARATION

    38 

    39 class MMsgBearerObsCallback

    40     {

    41     public:

    42 

    43         /**

    44         * A connection manager object uses this callback function to indicate

    45         * that a change in the status of the bearer has occurred. It is important

    46         * to note that a call to the notification handler (HandleBearerEventL())

    47         * takes place inside the RunL() method of a Connection Manager, so the

    48         * listening object MUST return the control to the Manager AS SOON AS

    49         * POSSIBLE in order not to clog the scheduler. 

    50         */

    51         virtual void HandleBearerEventL( TBool aAuthoritativeClose,

    52                                          TMsgBearerEvent aBearerEvent ) = 0;

    53     };

    54 

    55 #endif    //__MSGBEAREROBSCALLBACK__

    56             

    57 // End of File