messagingapp/msgnotifications/msgerrorwatcher/src/msgerrorsmsdiskspaceobserver.cpp
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     1 /*
       
     2 * Copyright (c) 2010 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 *       CMsgErrorSmsDiskSpaceObserver implementation file
       
    16 *
       
    17 */
       
    18 
       
    19 
       
    20 
       
    21 // INCLUDE FILES
       
    22 #include <e32base.h>
       
    23 
       
    24 #include <e32property.h>
       
    25 
       
    26 #include <smsuaddr.h>
       
    27 #include  "msgerrorwatcher_p.h"
       
    28 #include "msgerrorsmsdiskspaceobserver.h"
       
    29 #include "debugtraces.h"
       
    30 // CONSTANTS
       
    31 
       
    32 // ================= MEMBER FUNCTIONS =======================
       
    33 
       
    34 // ---------------------------------------------------------
       
    35 // CMsgErrorSmsDiskSpaceObserver::CMsgErrorSmsDiskSpaceObserver
       
    36 //
       
    37 // C++ constructor can NOT contain any code, that
       
    38 // might leave.
       
    39 // ---------------------------------------------------------
       
    40 //
       
    41 CMsgErrorSmsDiskSpaceObserver::CMsgErrorSmsDiskSpaceObserver( CMsgErrorWatcherPrivate&  aWatcher )
       
    42     : CActive( CActive::EPriorityStandard ),
       
    43     iWatcher( aWatcher )
       
    44     {
       
    45     QDEBUG_WRITE("CMsgErrorSmsDiskSpaceObserver:CMsgErrorSmsDiskSpaceObserver : Enter");
       
    46     CActiveScheduler::Add( this );
       
    47     QDEBUG_WRITE("CMsgErrorSmsDiskSpaceObserver:CMsgErrorSmsDiskSpaceObserver : Exit");
       
    48     }
       
    49 
       
    50 // ---------------------------------------------------------
       
    51 // CMsgErrorSmsDiskSpaceObserver::ConstructL()
       
    52 //
       
    53 // Symbian OS default constructor can leave.
       
    54 // ---------------------------------------------------------
       
    55 //
       
    56 void CMsgErrorSmsDiskSpaceObserver::ConstructL()
       
    57     {
       
    58     QDEBUG_WRITE("CMsgErrorSmsDiskSpaceObserver:ConstructL : Enter");
       
    59     
       
    60     TInt success = iSmsDiskSpaceProperty.Attach( KUidPSSMSStackCategory, KUidPSSMSStackDiskSpaceMonitorKey );
       
    61     QDEBUG_WRITE_FORMAT("iSmsDiskSpaceProperty.Attach: " ,success );
       
    62     User::LeaveIfError(success);            
       
    63     iStatus = KRequestPending;
       
    64     iSmsDiskSpaceProperty.Subscribe( iStatus );
       
    65     SetActive();
       
    66     QDEBUG_WRITE("CMsgErrorSmsDiskSpaceObserver:ConstructL : Exit");
       
    67     }
       
    68 
       
    69 // ---------------------------------------------------------
       
    70 // CMsgErrorSmsDiskSpaceObserver::NewL
       
    71 //
       
    72 // Two-phased constructor.
       
    73 // ---------------------------------------------------------
       
    74 //
       
    75 CMsgErrorSmsDiskSpaceObserver* CMsgErrorSmsDiskSpaceObserver::NewL( CMsgErrorWatcherPrivate&  aWatcher)
       
    76     {
       
    77     QDEBUG_WRITE("CMsgErrorSmsDiskSpaceObserver:NewL : Enter");
       
    78     CMsgErrorSmsDiskSpaceObserver* self = new ( ELeave )
       
    79         CMsgErrorSmsDiskSpaceObserver( aWatcher);
       
    80     
       
    81     CleanupStack::PushL( self );
       
    82     self->ConstructL();
       
    83     CleanupStack::Pop( self );
       
    84     QDEBUG_WRITE("CMsgErrorSmsDiskSpaceObserver:NewL : Exit");
       
    85     return self;
       
    86     }
       
    87 
       
    88 // ---------------------------------------------------------
       
    89 // CMsgErrorSmsDiskSpaceObserver::~CMsgErrorSmsDiskSpaceObserver
       
    90 //
       
    91 // Destructor
       
    92 // ---------------------------------------------------------
       
    93 //
       
    94 CMsgErrorSmsDiskSpaceObserver::~CMsgErrorSmsDiskSpaceObserver()
       
    95     {
       
    96     QDEBUG_WRITE("CMsgErrorSmsDiskSpaceObserver:~CMsgErrorSmsDiskSpaceObserver : Enter");
       
    97     Cancel();
       
    98     iSmsDiskSpaceProperty.Close();
       
    99     QDEBUG_WRITE("CMsgErrorSmsDiskSpaceObserver:~CMsgErrorSmsDiskSpaceObserver : Exit");
       
   100     }
       
   101 
       
   102 // ---------------------------------------------------------
       
   103 // CMsgErrorSmsDiskSpaceObserver::DoCancel
       
   104 //
       
   105 // From active object framework
       
   106 // ---------------------------------------------------------
       
   107 //
       
   108 void CMsgErrorSmsDiskSpaceObserver::DoCancel()
       
   109     {
       
   110     QDEBUG_WRITE("CMsgErrorSmsDiskSpaceObserver:DoCancel : Enter");
       
   111     iSmsDiskSpaceProperty.Cancel();
       
   112     QDEBUG_WRITE("CMsgErrorSmsDiskSpaceObserver:DoCancel : Exit");
       
   113     }
       
   114 
       
   115 // ---------------------------------------------------------
       
   116 // CMsgErrorSmsDiskSpaceObserver::RunL
       
   117 //
       
   118 // From active object framework
       
   119 // ---------------------------------------------------------
       
   120 //
       
   121 void CMsgErrorSmsDiskSpaceObserver::RunL()
       
   122     {
       
   123     QDEBUG_WRITE("CMsgErrorSmsDiskSpaceObserver:RunL : Enter");    
       
   124     TInt messagesComingInLowDiskSpace(ESmsDiskSpaceUnknown);
       
   125     TInt success = iSmsDiskSpaceProperty.Get( messagesComingInLowDiskSpace );
       
   126     
       
   127    QDEBUG_WRITE_FORMAT("iSmsDiskSpaceProperty.Get returns: " ,success );
       
   128    QDEBUG_WRITE_FORMAT("iSmsDiskSpaceProperty.Get: " ,messagesComingInLowDiskSpace );
       
   129         
       
   130     
       
   131     if ( messagesComingInLowDiskSpace == ESmsDiskSpaceFull )
       
   132         {
       
   133         QDEBUG_WRITE( "CMsgErrorSmsDiskSpaceObserver::RunL: ESmsDiskSpaceFull" );
       
   134         TRAP_IGNORE( iWatcher.HandleDiskSpaceEvent2L() );
       
   135         }
       
   136 
       
   137     iStatus = KRequestPending;
       
   138     iSmsDiskSpaceProperty.Subscribe( iStatus );
       
   139     SetActive();
       
   140     QDEBUG_WRITE("CMsgErrorSmsDiskSpaceObserver:RunL : Exit");
       
   141     }
       
   142 
       
   143 
       
   144 
       
   145 // ================= OTHER EXPORTED FUNCTIONS ==============
       
   146 
       
   147 //  End of File