1 /*

     2 * Copyright (c) 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: WLAN bearer availability check

    15 *

    16 */

    17 

    18 /**

    19 @file mpmwlanavailability.cpp

    20 WLAN bearer availability check

    21 */

    22 

    23 // INCLUDE FILES

    24 #include "mpmwlanavailability.h"

    25 #include "mpmlogger.h"

    26 

    27 // ============================ MEMBER FUNCTIONS ===============================

    28 

    29 // -----------------------------------------------------------------------------

    30 // CWlanAvailability::NewL

    31 // -----------------------------------------------------------------------------

    32 //

    33 CWlanAvailability* CWlanAvailability::NewL( CMPMConnMonEvents*  aConnMonEvents,

    34                                             RConnectionMonitor& aConnMon )

    35     {

    36     CWlanAvailability* self = new ( ELeave ) CWlanAvailability( aConnMonEvents,

    37                                                                 aConnMon );

    38     CleanupStack::PushL( self );

    39     self->ConstructL();

    40     CleanupStack::Pop( self );

    41     return self;

    42     }

    43 

    44 // -----------------------------------------------------------------------------

    45 // CWlanAvailability::CWlanAvailability

    46 // -----------------------------------------------------------------------------

    47 //

    48 CWlanAvailability::CWlanAvailability( CMPMConnMonEvents*  aConnMonEvents,

    49                                       RConnectionMonitor& aConnMon )

    50     : CActive( CActive::EPriorityStandard ),

    51       iConnMonEvents( aConnMonEvents ),

    52       iConnMon( aConnMon )

    53     {

    54     CActiveScheduler::Add( this );

    55     }

    56 

    57 // -----------------------------------------------------------------------------

    58 // CWlanAvailability::ConstructL

    59 // -----------------------------------------------------------------------------

    60 //

    61 void CWlanAvailability::ConstructL()

    62     {

    63     iObserver.Reset();

    64     }

    65 

    66 // -----------------------------------------------------------------------------

    67 // CWlanAvailability::Start

    68 // -----------------------------------------------------------------------------

    69 //

    70 void CWlanAvailability::Start( MWlanAvailability* aObserver )

    71     {

    72     MPMLOGSTRING( "CWlanAvailability::Start" )

    73 

    74     iObserver.Append( aObserver );

    75 

    76     if ( !IsActive() )

    77         {

    78         iConnMon.GetBoolAttribute( EBearerIdWLAN, 

    79                                    0, 

    80                                    KBearerAvailability,

    81                                    iResult,

    82                                    iStatus );

    83         SetActive();

    84         }

    85     }

    86 

    87 // -----------------------------------------------------------------------------

    88 // CWlanAvailability::CancelObserver

    89 // -----------------------------------------------------------------------------

    90 //

    91 void CWlanAvailability::CancelObserver( MWlanAvailability* aObserver )

    92     {

    93     MPMLOGSTRING( "CWlanAvailability::CancelObserver" )

    94     

    95     for ( TInt i=0; i < iObserver.Count(); i++ )

    96         {

    97         if ( iObserver[ i ] == aObserver )

    98             {

    99             iObserver.Remove( i );        

   100             }

   101         }

   102     }

   103 

   104 // -----------------------------------------------------------------------------

   105 // CWlanAvailability::~CWlanAvailability

   106 // -----------------------------------------------------------------------------

   107 //

   108 CWlanAvailability::~CWlanAvailability()

   109     {

   110     MPMLOGSTRING( "CWlanAvailability::~CWlanAvailability" )

   111 

   112     Cancel();

   113 

   114     iObserver.Close();

   115     }

   116 

   117 // -----------------------------------------------------------------------------

   118 // CWlanAvailability::RunL

   119 // -----------------------------------------------------------------------------

   120 //

   121 void CWlanAvailability::RunL()

   122     {

   123     if ( iStatus.Int() != KErrNone )

   124         {

   125         MPMLOGSTRING2( "CWlanAvailability::RunL status %d", iStatus.Int() )

   126         }

   127 

   128     for ( TInt i=0; i < iObserver.Count(); i++ )

   129         {

   130         iObserver[ i ]->WlanAvailabilityResponse( iStatus.Int(), iResult );

   131         }

   132 

   133     iObserver.Reset();

   134 

   135     // we are done

   136     iConnMonEvents->SetWlanAvailabilityPtrNull();

   137     delete this;

   138     }

   139 

   140 // -----------------------------------------------------------------------------

   141 // CWlanAvailability::DoCancel

   142 // -----------------------------------------------------------------------------

   143 //

   144 void CWlanAvailability::DoCancel()

   145     {

   146     MPMLOGSTRING( "CWlanAvailability::DoCancel" )

   147 

   148     iConnMon.CancelAsyncRequest( KBearerAvailability );

   149 

   150     for ( TInt i=0; i < iObserver.Count(); i++ )

   151         {

   152         iObserver[ i ]->WlanAvailabilityResponse( KErrCancel, iResult );

   153         }

   154     }

   155 

   156 // End of file