1 /*

     2 * Copyright (c) 2006 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:   Observer interface definition for download operations

    15 *

    16 */

    17 	

    18 

    19 #ifndef M_NCD_SERVER_REPORT_OPERATION_OBSERVER_H

    20 #define M_NCD_SERVER_REPORT_OPERATION_OBSERVER_H

    21 

    22 #include <e32cmn.h>

    23 

    24 class TNcdProgress;

    25 class MNcdServerReportOperation;

    26 class MNcdQuery;

    27 

    28 /**

    29  *  Observer interface for server report operations.

    30  *

    31  * 

    32  */

    33 class MNcdServerReportOperationObserver

    34     {

    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 ReportProgress( MNcdServerReportOperation& aOperation,

    46                                  TNcdProgress aProgress ) = 0;

    47         

    48     /**

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

    50      *

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

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

    53      *       cancelled.

    54      * 

    55      * 

    56      * @see MNcdOperation

    57      * @see MNcdQuery

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

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

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

    61      * @see MNcdOperation::CompleteQueryL()

    62      */

    63     virtual void QueryReceived( MNcdServerReportOperation& aOperation,

    64                                 MNcdQuery* aQuery ) = 0;

    65 

    66     /**

    67      * Called when an operation has been completed.

    68      *

    69      * 

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

    71      * @param aError Error code for operation completion.

    72      *               KErrNone for successful completion, otherwise a system

    73      *               wide error code.

    74      */

    75     virtual void OperationComplete( MNcdServerReportOperation& aOperation,

    76                                     TInt aError ) = 0;

    77     

    78     };

    79     

    80 #endif //  M_NCD_SERVER_REPORT_OPERATION_OBSERVER_H