1 /*

     2 * Copyright (c) 2007-2008 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:  

    15 *

    16 */

    17 

    18 

    19 #ifndef M_NCDSENDHTTPREQUESTOPERATIONOBSERVER_H

    20 #define M_NCDSENDHTTPREQUESTOPERATIONOBSERVER_H

    21 

    22 #include <e32cmn.h>

    23 

    24 class TNcdProgress;

    25 class MNcdSendHttpRequestOperation;

    26 class MNcdQuery;

    27 

    28 /**

    29  *  Observer interface for HTTP request send operation

    30  *

    31  * 

    32  */

    33 

    34 class MNcdSendHttpRequestOperationObserver

    35     {

    36 public:

    37 

    38     /**

    39      * Called when the operation has progressed.

    40      *

    41      * 

    42      * @param aOperation The operation that sent the event.

    43      * @param aProgress Progress of the operation.

    44      */

    45     virtual void Progress( 

    46         MNcdSendHttpRequestOperation& aOperation,

    47         TNcdProgress aProgress ) = 0;

    48         

    49     /**

    50      * Called when a query has been received for an operation.

    51      *

    52      * @note Querys need to be completed with MNcdOperation::CompleteQueryL()

    53      *       to continue the operation! Alternatively, the operation must be

    54      *       cancelled.

    55      * 

    56      * 

    57      * @see MNcdOperation

    58      * @see MNcdQuery

    59      * @param aOperation The operation that sent the event.

    60      * @param aQuery Pointer to the query object that needs to be

    61      *        completed. Counted, Release() must be called after use.

    62      * @see MNcdOperation::CompleteQueryL()

    63      */

    64     virtual void QueryReceived( 

    65         MNcdSendHttpRequestOperation& aOperation,

    66         MNcdQuery* aQuery ) = 0;

    67 

    68     /**

    69      * Called when an operation has been completed.

    70      *

    71      * 

    72      * @param aOperation The operation that sent the event.

    73      * @param aError Error code for operation completion.

    74      *               KErrNone for successful completion, otherwise a system

    75      *               wide error code.

    76      */

    77     virtual void OperationComplete( 

    78         MNcdSendHttpRequestOperation& aOperation,

    79         TInt aError ) = 0;

    80     

    81 

    82 protected:

    83 

    84     virtual ~MNcdSendHttpRequestOperationObserver()

    85         {

    86         }

    87     };

    88 

    89 #endif // M_NCDSENDHTTPREQUESTOPERATIONOBSERVER_H