1 /*

     2 * Copyright (c) 2004 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:  Concrete client login status handler.

    15 *

    16 */

    17 

    18 #ifndef __CCNUICLIENTSTATUSHANDLER_H

    19 #define __CCNUICLIENTSTATUSHANDLER_H

    20 

    21 //  INCLUDES

    22 #include <E32Base.h>

    23 #include "CCnUiGroupChannel.h"

    24 #include "MCnUiClientStatusHandler.h"

    25 

    26 

    27 // CLASS DECLARATION

    28 /**

    29  * Concrete client login status handler.

    30  * Implements MCnUiClientStatusHandler features

    31  * using shared data.

    32  *

    33  * @since 2.1

    34  */

    35 NONSHARABLE_CLASS( CCnUiClientStatusHandler ) : public CBase,

    36         public MCnUiClientStatusHandler,

    37         public MCnUiGroupChannelListener

    38     {

    39 public:  // Two-phased constructors and destructor

    40 

    41     /**

    42      * Two-phased constructor.

    43      */

    44     static CCnUiClientStatusHandler* NewLC();

    45 

    46 

    47     /**

    48      * Destructor.

    49      */

    50     virtual ~CCnUiClientStatusHandler();

    51 

    52 private:

    53 

    54     /**

    55      * C++ constructor.

    56      */

    57     CCnUiClientStatusHandler();

    58 

    59 

    60     /**

    61      * Symbian OS constructor.

    62      */

    63     void ConstructL();

    64 

    65 

    66 

    67 public: // New functions from MCnUiClientStatusHandler

    68 

    69     /**

    70      * From MCnUiClientStatusHandler.

    71      * See it for details.

    72      *

    73      * @since 2.1

    74      */

    75     TBool AnyClientLoggedIn();

    76 

    77 

    78     /**

    79      * From MCnUiClientStatusHandler.

    80      * See it for details.

    81      *

    82      * @since 2.1

    83      */

    84     TBool ClientLoggedIn( TIMPSConnectionClient aClient );

    85 

    86 

    87     /**

    88      * From MCnUiClientStatusHandler.

    89      * See it for details.

    90      *

    91      * @since 2.1

    92      */

    93     void SetNoClientsLoggedInL();

    94 

    95 

    96     /**

    97      * From MCnUiClientStatusHandler.

    98      * See it for details.

    99      *

   100      * @since 2.1

   101      */

   102     void SetClientLoggedInL( TIMPSConnectionClient aClient );

   103 

   104 

   105     /**

   106      * From MCnUiClientStatusHandler.

   107      * See it for details.

   108      *

   109      * @since 2.1

   110      */

   111     void SetClientLoggedOutL( TIMPSConnectionClient aClient );

   112 

   113 

   114     /**

   115      * From MCnUiClientStatusHandler.

   116      * See it for details.

   117      *

   118      * @since 2.1

   119      */

   120     void NotifyClientLoginStatusChangesL( MCnUiClientStatusObserver* aObserver,

   121                                           TIMPSConnectionClient aClientToNotify );

   122 

   123     /**

   124      * From MCnUiClientStatusHandler..

   125      * See it for details.

   126      *

   127      * @since 2.1

   128      */

   129     void CancelClientStatusNotify();

   130 

   131 

   132 

   133 public: // from MCnUiGroupChannelListener

   134 

   135     void HandleChannelMsg( TInt aGroupId,

   136                            TGCChannelID aChannelId,

   137                            TInt aRetMsg );

   138 

   139 

   140 

   141 private: // data

   142 

   143     // Owns: status channel

   144     CCnUiGroupChannel*            iLoginStastusChannel;

   145 

   146     ///<Observed client, owned

   147     TIMPSConnectionClient         iObservedClient;

   148 

   149     ///<Client status observer, not owned

   150     MCnUiClientStatusObserver*    iClntStatusObserver;

   151     };

   152 

   153 #endif      //  __CCNUICLIENTSTATUSHANDLER_H

   154 

   155 //  End of File

   156