1 /*

     2 * Copyright (c) 2002-2008 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 *      Active object for getting notification when there is enough 

    16 *      free disk space to regain the original size of the reserve file.

    17 *

    18 *

    19 */

    20 

    21 

    22 // INCLUDE FILES

    23 

    24 #include <e32std.h>

    25 

    26 #include "shareddatafilesystemnotifier.h"

    27 #include "dosserver.h"

    28 #include "dosshareddatabase.h"

    29 #include "dos_debug.h"

    30 

    31 // ================= MEMBER FUNCTIONS =======================

    32 

    33 // C++ default constructor can't leave

    34 CSharedDataFileSystemNotifier::CSharedDataFileSystemNotifier( 

    35     CDosServer& aServer ) :

    36     CActive( CActive::EPriorityLow ), 

    37     iServer( aServer ) 

    38     {

    39     COM_TRACE_( "CSharedDataFileSystemNotifier::CSharedDataFileSystemNotifier" );    

    40     }

    41 

    42 // Destructor

    43 CSharedDataFileSystemNotifier::~CSharedDataFileSystemNotifier()

    44     {

    45     COM_TRACE_( "CSharedDataFileSystemNotifier::~CSharedDataFileSystemNotifier()" );   

    46     }

    47 

    48 // -----------------------------------------------------------------------------

    49 // CSharedDataFileSystemNotifier::New()

    50 // -----------------------------------------------------------------------------

    51 

    52 CSharedDataFileSystemNotifier* CSharedDataFileSystemNotifier::NewL( 

    53     CDosServer& aServer )

    54     {

    55     COM_TRACE_1( "CSharedDataFileSystemNotifier* CSharedDataFileSystemNotifier::NewL(0x%x)", &aServer );

    56     CSharedDataFileSystemNotifier* self = new (ELeave)

    57     CSharedDataFileSystemNotifier( aServer );

    58 

    59     CActiveScheduler::Add( self );

    60     return self;

    61     }

    62 

    63 // ----------------------------------------------------------------------------

    64 // CSharedDataFileSystemNotifier::Start()

    65 // ----------------------------------------------------------------------------

    66 

    67 void CSharedDataFileSystemNotifier::Start( TInt aTreshold, RFs& aFs, CDosSharedDataBase* sdBase )

    68     {

    69     COM_TRACE_1( "SharedData: Free disk space notifier started, treshold %d", aTreshold );

    70 

    71     // just in case

    72     iSDBase = sdBase;

    73     iFs = aFs;

    74     iFs.NotifyDiskSpaceCancel();

    75 

    76     iFs.NotifyDiskSpace( aTreshold, EDriveC, iStatus );

    77     SetActive();

    78     }

    79  

    80 // ----------------------------------------------------------------------------

    81 // CSharedDataFileSystemNotifier::RunL()

    82 // ----------------------------------------------------------------------------

    83 

    84 void CSharedDataFileSystemNotifier::RunL()

    85     {

    86    	COM_TRACE_1( "SharedData: Free disk space notified, status = %d", iStatus.Int() );

    87     

    88     if ( iStatus == KErrNone && !iServer.iCurrentFreeDiskSpaceRequest )

    89         {

    90         iSDBase->SetReserveFileSize( 0 );

    91         }

    92     }

    93 

    94 // ----------------------------------------------------------------------------

    95 // CSharedDataFileSystemNotifier::DoCancel()

    96 // ----------------------------------------------------------------------------

    97 

    98 void CSharedDataFileSystemNotifier::DoCancel()

    99     {

   100     COM_TRACE_( "CSharedDataFileSystemNotifier::DoCancel()" );

   101     iFs.NotifyDiskSpaceCancel();

   102     }

   103 

   104 //  End of File