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:  NPP PSY singleton objects handler

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef NPPPSYSINGLETONHANDLER_H

    21 #define NPPPSYSINGLETONHANDLER_H

    22 

    23 //  INCLUDES

    24 #include <e32base.h>

    25 

    26 // FORWARD DECLARATIONS

    27 

    28 // CLASS DECLARATION

    29 class CNppPsyStatusHandler;

    30 class CNppPsySettingHandler;

    31 class MPositionerStatus;

    32 

    33 /**

    34 *  This class implements the handler for singleton object

    35 *  

    36 *  The singleton object contains two PSY status handler and setting handler.

    37 *

    38 *  This class owns an instance of CNppPsyStatusHandler and CNppPsySettingHandler.

    39 *

    40 *  @lib nlanpppsy.dll

    41 *  @since 3.1

    42 */

    43 class CNppPsySingletonHandler : public CBase

    44     {

    45     public:  // Constructors and destructor

    46         

    47         /**

    48         * Get instance to singleton handler. Release reference function

    49         * must be called to release the reference

    50         * @param aStatusInterface Referece to MPositionerStatus to report module 

    51         *                         status.

    52         * @reuturn the pointer the the singleton handler

    53         */

    54         static CNppPsySingletonHandler* CNppPsySingletonHandler::GetInstanceL( 

    55             MPositionerStatus& aStatusInterface );

    56 

    57         /**

    58         * Release the reference to singleton handler. If there is no ojbect

    59         * has the reference of this object, it will delete itself.

    60         */

    61         void ReleaseInstance();

    62 

    63         /**

    64         * Destructor

    65         */

    66         ~CNppPsySingletonHandler();

    67 

    68         /**

    69         * Get reference to status handler

    70         * @return Reference to status handler

    71         */

    72         CNppPsyStatusHandler& StatusHandler();

    73 

    74         /**

    75         * Get reference to setting handler

    76         * @return Reference to setting handler

    77         */

    78         CNppPsySettingHandler& SettingHandler();

    79         

    80 

    81     private:

    82         /**

    83         * Second - phase constructor

    84         */

    85         void ConstructL( MPositionerStatus& aStatusInterface );

    86 

    87     private:

    88         //Reference count

    89         TInt iRefCount;

    90 

    91         //Status handler

    92         CNppPsyStatusHandler* iStatusHandler;

    93 

    94         //Setting handler

    95         CNppPsySettingHandler* iSettingHandler;

    96     };

    97 

    98 #endif      // NPPPSYSINGLETONHANDLER_H

    99             

   100 // End of File