1 /*

     2 * Copyright (c) 2009 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:  Events for socket

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef MSOCKETOBSERVER_H

    21 #define MSOCKETOBSERVER_H

    22 

    23 //  INCLUDES

    24 #include <e32def.h>

    25 #include <es_sock.h>

    26 

    27 

    28 // FORWARD DECLARATIONS

    29 class MSocket;

    30 class CSocket;

    31 

    32 // CLASS DECLARATION

    33 

    34 /**

    35 *  Events for socket.

    36 */

    37 NONSHARABLE_CLASS( MSocketObserver )

    38     {

    39     // Abstract functions

    40     public:

    41         /**

    42         * Data has been received.

    43         * @param aSocket MSocket where the data received from.

    44         * @param aData Received data.

    45         */

    46         virtual void DataReceivedL(

    47             const MSocket* aSocket, const TDesC8& aData ) = 0;

    48 

    49         /**

    50         * Error occurred in socket.

    51         * @param aSocket MSocket object that caused error.

    52         * @param aErrorCode Error code.

    53         */

    54         virtual void ErrorL( const MSocket* aSocket, TInt aErrorCode ) = 0;

    55 

    56         /**

    57         * Socket disconnected.

    58         * @param aSocket Socket that disconnected.

    59         */

    60         virtual void DisconnectedL( const MSocket* aSocket ) = 0;

    61 

    62         /**

    63         * Notifies that the observer has leaved while executing the callback

    64         * function.

    65         * @param aSocket Socket that caused the leave.

    66         * @param aLeaveCode Leave code.

    67         */

    68         virtual void ObserverLeaved(

    69             const MSocket* aSocket, TInt aLeaveCode ) = 0;

    70     };

    71 

    72 #endif      // MSOCKETOBSERVER_H

    73 

    74 // End of File