1 /*

     2 * Copyright (c) 2010 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:  Positioning Indicator Helper Client Requestor

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef POS_IND_HELPER_CLIENTREQUESTER_H

    21 #define POS_IND_HELPER_CLIENTREQUESTER_H

    22 

    23 #include "posindicatorserverconst.h"

    24 

    25 // Forward declaration

    26 class MServerRequestCompletetionObserver;

    27 /**

    28  * Client requestor class.

    29  *

    30  * This is a helper class used by RPosIndicatorHelper class to serve the asynchronous operations

    31  * requested to the server.

    32  */

    33 class CPosIndHelperClientRequester : public CActive

    34     {

    35 public: 

    36 

    37     /**

    38      * Construct a CPosIndHelperClientRequester object. 

    39      */

    40    	static CPosIndHelperClientRequester* NewL( MServerRequestCompletetionObserver& aServerRequestCompletetionObserver );

    41    

    42     /**

    43      * Destructor. 

    44      */

    45     ~CPosIndHelperClientRequester();

    46 

    47     /**

    48      * Starts the asynchronous operation by setting the iStatus to active

    49      * 

    50      * @param[in] aServiceId - Service id of the operation requested

    51      */

    52     void Start(TServiceIds aServiceId);

    53  

    54 private://Derived from CActive

    55     void RunL();

    56     TInt RunError( TInt aError );

    57     void DoCancel();

    58 

    59 private:

    60     /**

    61      * C++ default constructor

    62      */

    63     CPosIndHelperClientRequester( MServerRequestCompletetionObserver& aServerRequestCompletetionObserver );

    64     

    65     /**

    66      *Second phase constructor

    67      */   

    68     void ConstructL();

    69 

    70 private:// data

    71     

    72     /*

    73      * Handler to the observer which notifies operation completion to the client 

    74      */    

    75     MServerRequestCompletetionObserver& iServerRequestCompletetionObserver;  

    76     

    77     /*

    78      * Service id of the operation requested. 

    79      */

    80     TServiceIds iServiceId;

    81     };

    82 

    83 #endif // POS_IND_HELPER_CLIENTREQUESTER_H

    84