messagingappbase/msgerrorwatcher/src/MsgErrorCommDbObserver.cpp
changeset 0 72b543305e3a
equal deleted inserted replaced
-1:000000000000 0:72b543305e3a
       
     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:  
       
    15 *       CMsgErrorCommDbObserver implementation file
       
    16 *
       
    17 */
       
    18 
       
    19 
       
    20 
       
    21 // INCLUDE FILES
       
    22 #include    <e32base.h>
       
    23 #include    <commdb.h>
       
    24 
       
    25 #include    "MsgErrorWatcher.h"
       
    26 #include    "MsgErrorCommDbObserver.h"
       
    27 
       
    28 // ================= MEMBER FUNCTIONS =======================
       
    29 
       
    30 // ---------------------------------------------------------
       
    31 // CMsgErrorCommDbObserver::CMsgErrorCommDbObserver
       
    32 //
       
    33 // C++ constructor can NOT contain any code, that
       
    34 // might leave.
       
    35 // ---------------------------------------------------------
       
    36 //
       
    37 CMsgErrorCommDbObserver::CMsgErrorCommDbObserver( CMsgErrorWatcher* aWatcher )
       
    38     : CActive( CActive::EPriorityStandard ),
       
    39     iWatcher( aWatcher )
       
    40     {
       
    41     }
       
    42 
       
    43 // ---------------------------------------------------------
       
    44 // CMsgErrorCommDbObserver::ConstructL
       
    45 //
       
    46 // Symbian OS default constructor can leave.
       
    47 // ---------------------------------------------------------
       
    48 //
       
    49 void CMsgErrorCommDbObserver::ConstructL()
       
    50     {
       
    51     iDb = CCommsDatabase::NewL( EDatabaseTypeIAP );
       
    52     CActiveScheduler::Add( this );
       
    53     Start();
       
    54     }
       
    55 
       
    56 // ---------------------------------------------------------
       
    57 // CMsgErrorCommDbObserver::NewL
       
    58 //
       
    59 // Two-phased constructor.
       
    60 // ---------------------------------------------------------
       
    61 //
       
    62 CMsgErrorCommDbObserver* CMsgErrorCommDbObserver::NewL( CMsgErrorWatcher* aWatcher )
       
    63     {
       
    64     CMsgErrorCommDbObserver* self = new ( ELeave )
       
    65         CMsgErrorCommDbObserver( aWatcher );
       
    66     
       
    67     CleanupStack::PushL( self );
       
    68     self->ConstructL();
       
    69     CleanupStack::Pop( self );
       
    70 
       
    71     return self;
       
    72     }
       
    73 
       
    74     
       
    75 // ---------------------------------------------------------
       
    76 // CMsgErrorCommDbObserver::~CMsgErrorCommDbObserver
       
    77 //
       
    78 // Destructor
       
    79 // ---------------------------------------------------------
       
    80 //
       
    81 CMsgErrorCommDbObserver::~CMsgErrorCommDbObserver()
       
    82     {
       
    83     Cancel();
       
    84     delete iDb;
       
    85     }
       
    86 
       
    87 // ---------------------------------------------------------
       
    88 // CMsgErrorCommDbObserver::Restart
       
    89 //
       
    90 // (Re)starts the active object (public)
       
    91 // ---------------------------------------------------------
       
    92 //
       
    93 void CMsgErrorCommDbObserver::Restart()
       
    94     {
       
    95     Start();
       
    96     }
       
    97 
       
    98 // ---------------------------------------------------------
       
    99 // CMsgErrorCommDbObserver::Start
       
   100 //
       
   101 // Starts the active object
       
   102 // ---------------------------------------------------------
       
   103 //
       
   104 void CMsgErrorCommDbObserver::Start()
       
   105     {
       
   106     if ( !IsActive() ) 
       
   107         {
       
   108         iDb->RequestNotification( iStatus );
       
   109         SetActive();       
       
   110         }
       
   111     }
       
   112 
       
   113 // ---------------------------------------------------------
       
   114 // CMsgErrorCommDbObserver::DoCancel
       
   115 //
       
   116 // From active object framework
       
   117 // ---------------------------------------------------------
       
   118 //
       
   119 void CMsgErrorCommDbObserver::DoCancel()
       
   120     {
       
   121     if ( iDb )
       
   122         {
       
   123         iDb->CancelRequestNotification();
       
   124         }
       
   125     }
       
   126 
       
   127 // ---------------------------------------------------------
       
   128 // CMsgErrorCommDbObserver::RunL
       
   129 //
       
   130 // From active object framework
       
   131 // ---------------------------------------------------------
       
   132 //
       
   133 void CMsgErrorCommDbObserver::RunL()
       
   134     {
       
   135     if ( iStatus == RDbNotifier::ECommit )
       
   136         {
       
   137         TRAP_IGNORE( iWatcher->HandleCommDbEventL() );
       
   138         }
       
   139     else
       
   140         {
       
   141         Start();
       
   142         }
       
   143     }
       
   144 
       
   145 // ================= OTHER EXPORTED FUNCTIONS ==============
       
   146 
       
   147 //  End of File