imagehandlingutilities/thumbnailmanager/thumbnailserver/src/thumbnaildiskunmountobserver.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 31 Aug 2010 15:30:59 +0300
branchRCL_3
changeset 40 6257223ede8a
parent 0 2014ca87e772
child 41 9d4d3445ce6e
permissions -rw-r--r--
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/*
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* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). 
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  Class to monitor when volumes are unmounted
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 *
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*/
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#include "thumbnaildiskunmountobserver.h"
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#include "thumbnaillog.h"
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#include "thumbnailserver.h"
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#include "OstTraceDefinitions.h"
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#ifdef OST_TRACE_COMPILER_IN_USE
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#include "thumbnaildiskunmountobserverTraces.h"
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#endif
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0
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// ======== MEMBER FUNCTIONS ========
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// ---------------------------------------------------------------------------
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// CThumbnailTaskProcessor::NewL()
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// Two-phased constructor.
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// ---------------------------------------------------------------------------
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//
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CThumbnailDiskUnmountObserver* CThumbnailDiskUnmountObserver::NewL( RFs& aFs,
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    TInt aDrive, CThumbnailServer* aServer )
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    {
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    CThumbnailDiskUnmountObserver* self = new( ELeave )
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        CThumbnailDiskUnmountObserver( aFs, aDrive, aServer );
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    CleanupStack::PushL( self );
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    self->ConstructL();
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    CleanupStack::Pop( self );
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    return self;
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    }
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// ---------------------------------------------------------------------------
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// CThumbnailTaskProcessor::CThumbnailTaskProcessor()
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// C++ default constructor can NOT contain any code, that might leave.
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// ---------------------------------------------------------------------------
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//
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CThumbnailDiskUnmountObserver::CThumbnailDiskUnmountObserver( RFs& aFs,
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    TInt aDrive, CThumbnailServer* aServer )
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    : CActive( CActive::EPriorityStandard ), iFs( aFs ), iDrive( aDrive), iServer( aServer )
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    {
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    TN_DEBUG1( "CThumbnailDiskUnmountObserver::CThumbnailDiskUnmountObserver()"
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        );
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    OstTrace0( TRACE_NORMAL, DUP1_CTHUMBNAILDISKUNMOUNTOBSERVER_CTHUMBNAILDISKUNMOUNTOBSERVER, "CThumbnailDiskUnmountObserver::CThumbnailDiskUnmountObserver" );
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    CActiveScheduler::Add( this );
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    StartNotify();
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    }
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// ---------------------------------------------------------------------------
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// CThumbnailTaskProcessor::ConstructL()
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// Symbian 2nd phase constructor can leave.
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// ---------------------------------------------------------------------------
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//
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void CThumbnailDiskUnmountObserver::ConstructL()
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    {
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    // No implementation required
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    }
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// ---------------------------------------------------------------------------
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// CThumbnailTaskProcessor::~CThumbnailTaskProcessor()
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// Destructor.
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// ---------------------------------------------------------------------------
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//
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CThumbnailDiskUnmountObserver::~CThumbnailDiskUnmountObserver()
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    {
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    TN_DEBUG1( 
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        "CThumbnailDiskUnmountObserver::~CThumbnailDiskUnmountObserver()" );
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    OstTrace0( TRACE_NORMAL, CTHUMBNAILDISKUNMOUNTOBSERVER_CTHUMBNAILDISKUNMOUNTOBSERVER, "CThumbnailDiskUnmountObserver::~CThumbnailDiskUnmountObserver" );
0
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    Cancel();
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    }
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// ---------------------------------------------------------------------------
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// CThumbnailTaskProcessor::RunL()
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// ---------------------------------------------------------------------------
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//
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void CThumbnailDiskUnmountObserver::RunL()
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    {
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    TN_DEBUG2( "CThumbnailDiskUnmountObserver::RunL() iStatus = %d",
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        iStatus.Int());
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    OstTrace1( TRACE_NORMAL, CTHUMBNAILDISKUNMOUNTOBSERVER_RUNL, "CThumbnailDiskUnmountObserver::RunL - iStatus =;iStatus.Int()=%d", iStatus.Int() );
0
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    if( !iStatus.Int() )
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        {       
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        // close store before allowing unmount
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        // trap because nothing could be done in RunError anyway
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        TRAP_IGNORE( iServer->CloseStoreForDriveL( iDrive ) );
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        iFs.AllowDismount( iDrive );
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        }
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    if ( iStatus.Int() != KErrNotReady)
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        {
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        StartNotify();
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        }
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    }
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// ---------------------------------------------------------------------------
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// CThumbnailDiskUnmountObserver::DoCancel()
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// ---------------------------------------------------------------------------
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//
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void CThumbnailDiskUnmountObserver::DoCancel()
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    {
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    iFs.NotifyDismountCancel( iStatus );
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    }
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// ---------------------------------------------------------------------------
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// CThumbnailDiskUnmountObserver::StartNotify()
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// ---------------------------------------------------------------------------
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//
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void CThumbnailDiskUnmountObserver::StartNotify()
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    {
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    TN_DEBUG1( "CThumbnailDiskUnmountObserver::StartNotify()" );
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    OstTrace0( TRACE_NORMAL, CTHUMBNAILDISKUNMOUNTOBSERVER_STARTNOTIFY, "CThumbnailDiskUnmountObserver::StartNotify" );
0
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    if(!IsActive())
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        { 
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        iFs.NotifyDismount( iDrive, iStatus, EFsDismountRegisterClient );
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        SetActive();
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        }
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    }
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// End of file