1 /*

     2 * Copyright (c) 2005 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: Base class for subsessions.

    15 *

    16 *

    17 */

    18 

    19 

    20 #ifndef CPOSLMSUBSESSIONBASE_H

    21 #define CPOSLMSUBSESSIONBASE_H

    22 

    23 // INCLUDE FILES

    24 #include <e32base.h>

    25 

    26 // FORWARD DECLARATIONS

    27 class CPosLmServer;

    28 

    29 /**

    30 * Base class for subsessions.

    31 */

    32 class CPosLmSubsessionBase : public CObject

    33     {

    34 

    35     public:  // Data types

    36 

    37         /**

    38         *  Specifies the type of a subsession class.

    39         */

    40         enum TSubsessionType

    41             {

    42             EPosLocalAccessSubsession = 0,

    43             /**< subclass CPosLmLocalAccessSubsession */

    44             EPosEventListenerSubsession,

    45             /**< subclass CPosLmEventListenerSubsession */

    46             EPosLocalDbManProviderSubsession

    47             /**< subclass CPosLmLocalDbManProviderSubsession */

    48             };

    49 

    50     public: // Constructors and destructor

    51 

    52         /**

    53         * Destructor.

    54         */

    55         virtual ~CPosLmSubsessionBase();

    56 

    57     public: // New functions

    58 

    59         /**

    60         * Returns the subsession type.

    61         *

    62         * @returns The subsession type.

    63         */

    64         TSubsessionType SubsessionType() const;

    65 

    66         /**

    67         * Handles the servicing of client requests to the server.

    68         *

    69         * @param aMessage The message containing the client request.

    70         */

    71         virtual void ServiceL(

    72         /* IN */        const RMessage2& aMessage

    73         ) = 0;

    74 

    75     protected:

    76 

    77         /**

    78         * C++ default constructor.

    79         *

    80         * @param aSubsessionType Subsession type.

    81         * @param aLmServer Reference to the landmark server.

    82         */

    83         CPosLmSubsessionBase(

    84         /* IN */ TSubsessionType aSubsessionType,

    85         /* IN */ CPosLmServer* aLmServer);

    86 

    87         /**

    88         * Retrieves the landmarks server instance.

    89         *

    90         * @return A pointer to the landmarks server object.

    91         */

    92         CPosLmServer* Server();

    93 

    94 

    95 

    96     private:    // Data

    97 

    98         TSubsessionType iSubsessionType;

    99         CPosLmServer*   iLmServer;

   100 

   101 

   102     };

   103 

   104 #endif //CPOSLMSUBSESSIONBASE_H

   105 

   106 // End of File