wvuing/wvuiada/Inc/MCAImpsClient.h
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     1 /*
       
     2 * Copyright (c) 2002 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:  Abstract interface for RImpsClient.
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 
       
    20 #ifndef MCAIMPSCLIENT_H
       
    21 #define MCAIMPSCLIENT_H
       
    22 
       
    23 //  INCLUDES
       
    24 #include <ImpsClient.h>
       
    25 
       
    26 // CLASS DECLARATION
       
    27 
       
    28 /**
       
    29 *  Abstract base class.
       
    30 *  Same interface as RImpsClient
       
    31 *
       
    32 *  @lib CAAdapter.lib
       
    33 *  @since 1.2
       
    34 */
       
    35 class MCAImpsClient
       
    36     {
       
    37     public: // New functions
       
    38 
       
    39         // INITILIZATION AND CONNECT
       
    40 
       
    41         /**
       
    42         * Registers the service status change observer.
       
    43         * Ignored if API has already registered an observer
       
    44         * This can be called after the actual registeration of the
       
    45         * particular client has been made (RegisterL).
       
    46         * @since 3.0
       
    47         * @param aObs status observer implementation. Ownership NOT transferred.
       
    48         */
       
    49         virtual void RegisterStatusObserverL( MImpsStatusHandler2* aObs ) = 0;
       
    50 
       
    51         /**
       
    52         * Unregisters the service status change observer.
       
    53         * Ignored if API does not have registered observer.
       
    54         * This method is not necessary if unregister of the particular
       
    55         * client type has been executed (Unregister).
       
    56         * @since 1.2
       
    57         */
       
    58         virtual void UnregisterStatusObserverL( ) = 0;
       
    59 
       
    60         /**
       
    61         * Available services accessor
       
    62         * Notice that there are no services in NOT_LOGGED state, i.e.
       
    63         * before login has been executed successfully from any client.
       
    64         * @since 1.2
       
    65         * @param aServices Service tree having
       
    66         * all supported features and functions.
       
    67         */
       
    68         virtual void GetServicesL( TImpsServices& aServices ) = 0;
       
    69 
       
    70         /**
       
    71         * Register an advanced error observer.
       
    72         * If this is not registered then normal observers are called in
       
    73         * derived client interfaces, but they do not provide other
       
    74         * information then status code. This detailed error
       
    75         * message observer provides also textual descriton and
       
    76         * detailed error list in case of partial success.
       
    77         * @since 3.0
       
    78         * @param aObs error event observer implementation. Ownership NOT transferred.
       
    79         */
       
    80         virtual void RegisterErrorObserverL( MImpsErrorHandler2& aObs ) = 0;
       
    81 
       
    82         /**
       
    83         * Unregisters an advanced error observer.
       
    84         * Ignored if API does not have error observer.
       
    85         * This method is not necessary if unregister of the particular
       
    86         * client type has been executed (Unregister).
       
    87         * @since 1.2
       
    88         */
       
    89         virtual void UnregisterErrorObserverL( ) = 0;
       
    90 
       
    91 
       
    92         /**
       
    93         * Internal use only.
       
    94         * Error observer accessor
       
    95         * @since 1.2
       
    96         * @return error observer pointer. Ownership NOT transferred.
       
    97         */
       
    98         virtual MImpsErrorHandler2* ErrorHandler() const = 0;
       
    99 
       
   100         /**
       
   101         * Internal use only.
       
   102         * Status observer accessor. This is missing from WV Engine. Introduced for consistency.
       
   103         * @since 1.2
       
   104         * @return Status observer pointer. Ownership NOT transferred.
       
   105         */
       
   106         virtual MImpsStatusHandler2* StatusHandler() const = 0;
       
   107 
       
   108     protected:  // New functions
       
   109 
       
   110         /**
       
   111         * Destructor.
       
   112         */
       
   113         virtual ~MCAImpsClient() { };
       
   114     };
       
   115 
       
   116 #endif      // MCAIMPSCLIENT_H
       
   117 
       
   118 // End of File