datasourcemodules/simulationpositioningmodule/inc/EPos_CPosFixedDataController.h
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     1 /*
       
     2 * Copyright (c) 2005-2009 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:
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 
       
    20 #ifndef CPOSFIXEDDATACONTROLLER_H
       
    21 #define CPOSFIXEDDATACONTROLLER_H
       
    22 
       
    23 // INCLUDES
       
    24 // #include <e32base.h>
       
    25 #include <lbspositioninfo.h>
       
    26 #include "EPos_CPosControllerBase.h"
       
    27 #include "EPos_CPosSimulationPositioner.h"
       
    28 
       
    29 
       
    30 /**
       
    31  *
       
    32  * A controller class that returns fixed location information.
       
    33  *
       
    34  */
       
    35 class CPosFixedDataController : public CPosControllerBase
       
    36     {
       
    37     public:  // Constructors and destructor
       
    38 
       
    39         /**
       
    40         * Two-phased constructor.
       
    41         */
       
    42         static CPosFixedDataController* NewL();
       
    43 
       
    44         /**
       
    45         * Destructor.
       
    46         */
       
    47         virtual ~CPosFixedDataController();
       
    48 
       
    49     public: // From base classes
       
    50 
       
    51         /**
       
    52         * From CPosControllerBase. Requests position info asynchronously.
       
    53         *
       
    54         * @param aPosInfo A reference to a position info object. This object
       
    55         *                 must be in scope until the request has completed.
       
    56         * @param aStatus The request status.
       
    57         */
       
    58         void NotifyPositionUpdate(
       
    59         /* IN/OUT */    TPositionInfoBase& aPosInfo,
       
    60         /* OUT    */    TRequestStatus& aStatus,
       
    61         /* IN */    	CPosSimulationPositioner& aSimPos
       
    62         );
       
    63 
       
    64         /**
       
    65         * From CPosControllerBase. Cancels position info request.
       
    66         */
       
    67         void CancelNotifyPositionUpdate();
       
    68 
       
    69     private:  // Constructors and destructor
       
    70 
       
    71         /**
       
    72         * C++ default constructor.
       
    73         */
       
    74         CPosFixedDataController();
       
    75 
       
    76         /**
       
    77         * EPOC constructor.
       
    78         *
       
    79         */
       
    80         void ConstructL();
       
    81 
       
    82         // Prohibit copy constructor
       
    83         CPosFixedDataController( const CPosFixedDataController& );
       
    84         // Prohibit assignment operator
       
    85         CPosFixedDataController& operator= ( const CPosFixedDataController& );
       
    86 
       
    87     private:  // New functions
       
    88 
       
    89         /**
       
    90         * Completes all requests with the specified error code
       
    91         * @param aErrorCode The error code - KErrNone if everything went OK.
       
    92         * If error code is something else, the position is invalid.
       
    93         */
       
    94         void CompleteRequest(TInt aErrorCode);
       
    95 
       
    96     private: // Functions from base classes
       
    97 
       
    98         /**
       
    99         * From CActive. Handles an active object’s request completion
       
   100         * event.
       
   101         */
       
   102         void RunL();
       
   103 
       
   104         /**
       
   105         * From CActive. Implements cancellation of an outstanding
       
   106         * request.
       
   107         */
       
   108         void DoCancel();
       
   109 
       
   110     };
       
   111 
       
   112 #endif      // CPOSFIXEDDATACONTROLLER_H
       
   113 
       
   114 // End of File