EngSrc/FileSystemMonitorAO.cpp
changeset 3 93fff7023be8
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2:e1e28b0273b0 3:93fff7023be8
       
     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: Juha Kauppinen, Mika Hokkanen
       
    13 * 
       
    14 * Description: Photo Browser
       
    15 *
       
    16 */
       
    17 
       
    18 #include "FileSystemMonitorAO.h"
       
    19 
       
    20     
       
    21 CFileSystemMonitorAO* CFileSystemMonitorAO::NewL(RFs& aFileServer, CIEImageFinder* aImageFinder)
       
    22     {
       
    23     CFileSystemMonitorAO* self = new(ELeave) CFileSystemMonitorAO(aFileServer, aImageFinder);
       
    24     CleanupStack::PushL(self);
       
    25     self->ConstructL();
       
    26     CleanupStack::Pop();
       
    27     return self;
       
    28     }
       
    29 
       
    30 CFileSystemMonitorAO* CFileSystemMonitorAO::NewLC(RFs& aFileServer, CIEImageFinder* aImageFinder)
       
    31     {
       
    32     CFileSystemMonitorAO* self = new(ELeave) CFileSystemMonitorAO(aFileServer, aImageFinder);
       
    33     CleanupStack::PushL( self );
       
    34     self->ConstructL();
       
    35     return self;
       
    36     }
       
    37 
       
    38  
       
    39 CFileSystemMonitorAO::CFileSystemMonitorAO(RFs& aFileServer, CIEImageFinder* aImageFinder) :
       
    40         CActive(CActive::EPriorityLow),
       
    41         iFileServer(aFileServer),
       
    42         iImageFinder(aImageFinder)
       
    43     {
       
    44     CActiveScheduler::Add(this);
       
    45     }
       
    46 
       
    47 void CFileSystemMonitorAO::ConstructL()
       
    48     {
       
    49     //StartMonitoring();
       
    50     }
       
    51 
       
    52 
       
    53 CFileSystemMonitorAO::~CFileSystemMonitorAO()
       
    54     {
       
    55     Cancel();
       
    56     }
       
    57  
       
    58 void CFileSystemMonitorAO::RunL()
       
    59     {
       
    60     iImageFinder->FileSystemChanged();
       
    61     }
       
    62 
       
    63  
       
    64 void CFileSystemMonitorAO::DoCancel()
       
    65     {
       
    66     if(IsActive())
       
    67         Cancel();
       
    68     
       
    69     iFileServer.NotifyChangeCancel(iStatus);
       
    70     }
       
    71 
       
    72  
       
    73 void CFileSystemMonitorAO::RunError()
       
    74     {
       
    75     // Nothing here
       
    76     }
       
    77 
       
    78 //This name should be changed to IssueActiveRequest()
       
    79 //This is more meaningful...
       
    80 void CFileSystemMonitorAO::StartMonitoring()
       
    81     {//ENotifyEntry, ENotifyFile
       
    82 #ifdef __WINS__
       
    83     iFileServer.NotifyChange(ENotifyEntry, iStatus, KRootImagePath);
       
    84 #else
       
    85     TFileName rootPath = PathInfo::MemoryCardRootPath();
       
    86     rootPath.Append(ImagePath);
       
    87     iFileServer.NotifyChange(ENotifyFile, iStatus, rootPath);
       
    88 #endif
       
    89     
       
    90     SetActive();
       
    91     }
       
    92 
       
    93 void CFileSystemMonitorAO::StopMonitoring()
       
    94     {
       
    95     iFileServer.NotifyChangeCancel();    
       
    96     }
       
    97 
       
    98