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 CPOSPSYEXTENSION_H

    21 #define CPOSPSYEXTENSION_H

    22 

    23 #include <lbs/epos_mpositionerstatus.h>

    24 

    25 // FORWARD DECLARATIONS

    26 class MPosStatusObserver;

    27 

    28 // CLASS DECLARATION

    29 

    30 /**

    31 * Class used to extend the CPositioner member data list. It holds PSY specific

    32 * information and services. Only one instance per module should exist.

    33 */

    34 class CPosPsyExtension : public CBase, public MPositionerStatus

    35     {

    36     public:  // Constructors and destructor

    37 

    38         /**

    39         * C++ constructor.

    40         *

    41         * @param aImplementationUid The UID of the PSY implementation.

    42         * @param aStatusObserver The server object watching for status updates.

    43         */

    44         CPosPsyExtension(

    45         /* IN  */       TUid aImplementationUid,

    46         /* IN  */       MPosStatusObserver* aStatusObserver

    47         );

    48 

    49         /**

    50         * Destructor.

    51         */

    52         ~CPosPsyExtension();

    53 

    54     public:  // Functions from base classes

    55 

    56         /**

    57         * From MPositionerStatus. 

    58         * Reports that the positioner status has changed.

    59         *

    60         * @param aStatus The new status.

    61         */

    62         void ReportStatus(

    63         /* IN  */       const TPositionModuleStatus& aStatus

    64         );

    65 

    66     public:  // New functions

    67 

    68         /**

    69         * Registers a positioner as user of this PSY.

    70         */

    71         void RegisterPositioner();

    72 

    73         /**

    74         * De-registers a positioner as user of this PSY.

    75         *

    76         * @return remaining number of registred positioners.

    77         */

    78         TInt UnregisterPositioner();

    79 

    80     private:  // Constructors

    81 

    82         // By default, prohibit copy constructor

    83         CPosPsyExtension( const CPosPsyExtension& );

    84         // Prohibit assigment operator

    85         CPosPsyExtension& operator= ( const CPosPsyExtension& );

    86 

    87     public:  // Data

    88 

    89         TUid                    iImplementationUid;

    90         MPosStatusObserver*     iStatusObserver;

    91 

    92     private:  // Data

    93 

    94         TUint                   iRefCount;

    95 

    96     };  

    97 

    98 #endif  // CPOSPSYEXTENSION_H

    99 

   100 // End of File