/*

* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Class to monitor when memory card status is changed

 *

*/

#include "thumbnailmemorycardobserver.h"

#include "thumbnaillog.h"

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

// ---------------------------------------------------------------------------

// CThumbnailMemoryCardObserver::NewL()

// Two-phased constructor.

// ---------------------------------------------------------------------------

//

CThumbnailMemoryCardObserver* CThumbnailMemoryCardObserver::NewL( CThumbnailServer* aServer, RFs& aFs )

    {

    CThumbnailMemoryCardObserver* self = new( ELeave )

        CThumbnailMemoryCardObserver( aServer, aFs );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

// ---------------------------------------------------------------------------

// CThumbnailMemoryCardObserver::CThumbnailMemoryCardObserver()

// C++ default constructor can NOT contain any code, that might leave.

// ---------------------------------------------------------------------------

//

CThumbnailMemoryCardObserver::CThumbnailMemoryCardObserver( CThumbnailServer* aServer, RFs& aFs ): 

    CActive( CActive::EPriorityStandard ), iServer( aServer ), iFs( aFs ) 

    {

    TN_DEBUG1( "CThumbnailMemoryCardObserver::CThumbnailMemoryCardObserver()"

        );

    CActiveScheduler::Add( this );

    StartNotify();

    }

// ---------------------------------------------------------------------------

// CThumbnailMemoryCardObserver::ConstructL()

// Symbian 2nd phase constructor can leave.

// ---------------------------------------------------------------------------

//

void CThumbnailMemoryCardObserver::ConstructL()

    {

    // No implementation required

    }

// ---------------------------------------------------------------------------

// CThumbnailTaskProcessor::~CThumbnailTaskProcessor()

// Destructor.

// ---------------------------------------------------------------------------

//

CThumbnailMemoryCardObserver::~CThumbnailMemoryCardObserver()

    {

    TN_DEBUG1( 

        "CThumbnailMemoryCardObserver::~CThumbnailMemoryCardObserver()" );

    Cancel();

    }

// ---------------------------------------------------------------------------

// CThumbnailMemoryCardObserver::RunL()

// ---------------------------------------------------------------------------

//

void CThumbnailMemoryCardObserver::RunL()

    {

    TN_DEBUG2( "CThumbnailMemoryCardObserver::RunL() iStatus = %d", iStatus.Int());

    if ( !iStatus.Int() )

        {

        // trap because nothing could be done in RunError

        TRAP_IGNORE( iServer->MemoryCardStatusChangedL() );

        StartNotify();

        }

    }

// ---------------------------------------------------------------------------

// CThumbnailMemoryCardObserver::DoCancel()

// ---------------------------------------------------------------------------

//

void CThumbnailMemoryCardObserver::DoCancel()

    {

    iFs.NotifyChangeCancel();

    }

// ---------------------------------------------------------------------------

// CThumbnailMemoryCardObserver::StartNotify()

// ---------------------------------------------------------------------------

//

void CThumbnailMemoryCardObserver::StartNotify()

    {

    TN_DEBUG1( "CThumbnailMemoryCardObserver::StartNotify()" );

    if (IsActive()) 

        {

        Cancel();

        }

    iFs.NotifyChange(ENotifyDisk, iStatus);

    SetActive();

    }

// End of file