/*

* Copyright (c) 2005 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: Implementation of the CFLDChangedItemObserver.

*

*/

// CLASS HEADER

#include "CFLDChangedItemObserver.h"

// INTERNAL INCLUDES

#include "CFLDFileListModel.h"

#include "CFLDWaitNote.h"

#include "CFLDPopupList.h"

#include "CFLDController.h"

const TInt KDefaultDelay( 3000000 );

// EXTERNAL INCLUDES

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

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

// CFLDChangedItemObserver::CFLDChangedItemObserver

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

// might leave.

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

//

CFLDChangedItemObserver::CFLDChangedItemObserver()

	: iModel( NULL )

    {

    }

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

// CFLDChangedItemObserver::CFLDChangedItemObserver

// C++ constructor can NOT contain any code, that

// might leave.

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

//

CFLDChangedItemObserver::CFLDChangedItemObserver(CFLDWaitNote* aWaitNote)

	: iModel( NULL ),

	iDelay(KDefaultDelay)

    {

    }

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

// CFLDChangedItemObserver::NewL

// Two-phased constructor.

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

//

CFLDChangedItemObserver* CFLDChangedItemObserver::NewL()

    {

    CFLDChangedItemObserver* self = new (ELeave) CFLDChangedItemObserver();

    return self;

    }

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

// CFLDChangedItemObserver::NewL

// Two-phased constructor.

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

//

CFLDChangedItemObserver* CFLDChangedItemObserver::NewL(CFLDWaitNote* aWaitNote)

	{

	CFLDChangedItemObserver* self = new (ELeave) CFLDChangedItemObserver(aWaitNote);

	CleanupStack::PushL( self );

	self->ConstructL(aWaitNote);

	CleanupStack::Pop( self );

	return self;

	}

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

// CFLDChangedItemObserver::ConstructL

// Symbian 2nd phase constructor can leave.

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

//

void CFLDChangedItemObserver::ConstructL( CFLDWaitNote* aWaitNote)

	{

	iTimer = CPeriodic::NewL( EPriorityNormal );

	iWaitNote = aWaitNote;

	}

// Destructor

CFLDChangedItemObserver::~CFLDChangedItemObserver()

    {

    if (iTimer)

    	{

    	  iTimer->Cancel();

    	  delete iTimer;

    	}

    }

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

// CFLDFileListModel::SetFileListModel

// (other items were commented in a header).

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

//

void CFLDChangedItemObserver::SetFileListModel( CFLDFileListModel* aModel )

	{

	iModel = aModel;	

	}

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

// CFLDFileListModel::HandleItemChangeL

// (other items were commented in a header).

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

//

void CFLDChangedItemObserver::HandleItemChangeL( const TArray<TCLFItemId>& /*aItemIDArray*/ )

	{

	if( iModel )

		{

		TRAP_IGNORE( static_cast<CFLDController*>(iModel->GetPopupList()->GetFileListBoxObserver())->Release());

		}

	if( iWaitNote && !iWaitNote->IsRunning() )

		{

		iWaitNote->OpenWaitNoteL();

		}

    if (iModel)

    	{

    	iTimer->Cancel();

		iTimer->Start( iDelay, iDelay, TCallBack( HandleModelRefreshL, this ) ); // CSI: 10 # iTimer is cancelled in Release()

		// When video screen is closed,

		// listbox must be forced to be refreshed

		// ( otherwise scrollbar is not redrawn)

		iModel->GetPopupList()->ListBox()->SetDimmed( EFalse );

		iModel->GetPopupList()->ListBox()->ScrollBarFrame()->VerticalScrollBar()->SetDimmed( EFalse );

		iModel->GetPopupList()->DrawNow( CEikonEnv::Static()->EikAppUi()->ApplicationRect() );

		}

	}

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

// CFLDFileListModel::HandleModelRefreshL

// (other items were commented in a header).

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

//

TInt CFLDChangedItemObserver::HandleModelRefreshL( TAny* aPtr )

	{

	CFLDChangedItemObserver* observer= reinterpret_cast< CFLDChangedItemObserver* >( aPtr );

	observer->iTimer->Cancel();

	observer->iModel->RefreshEntryListL();

	return 0;

	}

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

// CFLDFileListModel::HandleError

// (other items were commented in a header).

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

//

void CFLDChangedItemObserver::HandleError( TInt /*aError*/ )

	{

	}

//  End of File