profilesservices/FileList/Src/CFLDChangedItemObserver.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 17 Dec 2009 08:52:52 +0200
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/*
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* Copyright (c) 2005 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: Implementation of the CFLDChangedItemObserver.
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*
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*/
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// CLASS HEADER
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#include "CFLDChangedItemObserver.h"
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// INTERNAL INCLUDES
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#include "CFLDFileListModel.h"
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#include "CFLDWaitNote.h"
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#include "CFLDPopupList.h"
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#include "CFLDController.h"
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const TInt KDefaultDelay( 3000000 );
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// EXTERNAL INCLUDES
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// ============================ MEMBER FUNCTIONS ===============================
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// -----------------------------------------------------------------------------
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// CFLDChangedItemObserver::CFLDChangedItemObserver
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// C++ default constructor can NOT contain any code, that
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// might leave.
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// -----------------------------------------------------------------------------
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//
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CFLDChangedItemObserver::CFLDChangedItemObserver()
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	: iModel( NULL )
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    {
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    }
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// -----------------------------------------------------------------------------
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// CFLDChangedItemObserver::CFLDChangedItemObserver
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// C++ constructor can NOT contain any code, that
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// might leave.
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// -----------------------------------------------------------------------------
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//
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CFLDChangedItemObserver::CFLDChangedItemObserver(CFLDWaitNote* aWaitNote)
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	: iModel( NULL ),
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	iDelay(KDefaultDelay)
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    {
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    }
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// -----------------------------------------------------------------------------
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// CFLDChangedItemObserver::NewL
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// Two-phased constructor.
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// -----------------------------------------------------------------------------
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//
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CFLDChangedItemObserver* CFLDChangedItemObserver::NewL()
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    {
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    CFLDChangedItemObserver* self = new (ELeave) CFLDChangedItemObserver();
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    return self;
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    }
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// -----------------------------------------------------------------------------
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// CFLDChangedItemObserver::NewL
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// Two-phased constructor.
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// -----------------------------------------------------------------------------
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//
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CFLDChangedItemObserver* CFLDChangedItemObserver::NewL(CFLDWaitNote* aWaitNote)
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	{
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	CFLDChangedItemObserver* self = new (ELeave) CFLDChangedItemObserver(aWaitNote);
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	CleanupStack::PushL( self );
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	self->ConstructL(aWaitNote);
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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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// CFLDChangedItemObserver::ConstructL
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// Symbian 2nd phase constructor can leave.
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// -----------------------------------------------------------------------------
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//
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void CFLDChangedItemObserver::ConstructL( CFLDWaitNote* aWaitNote)
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	{
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	iTimer = CPeriodic::NewL( EPriorityNormal );
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	iWaitNote = aWaitNote;
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	}
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// Destructor
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CFLDChangedItemObserver::~CFLDChangedItemObserver()
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    {
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    if (iTimer)
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    	{
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    	  iTimer->Cancel();
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    	  delete iTimer;
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    	}
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    }
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// -----------------------------------------------------------------------------
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// CFLDFileListModel::SetFileListModel
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// (other items were commented in a header).
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// -----------------------------------------------------------------------------
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//
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void CFLDChangedItemObserver::SetFileListModel( CFLDFileListModel* aModel )
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	{
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	iModel = aModel;	
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	}
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// -----------------------------------------------------------------------------
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// CFLDFileListModel::HandleItemChangeL
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// (other items were commented in a header).
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// -----------------------------------------------------------------------------
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//
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void CFLDChangedItemObserver::HandleItemChangeL( const TArray<TCLFItemId>& /*aItemIDArray*/ )
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	{
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	if( iModel )
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		{
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		TRAP_IGNORE( static_cast<CFLDController*>(iModel->GetPopupList()->GetFileListBoxObserver())->Release());
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		}
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	if( iWaitNote && !iWaitNote->IsRunning() )
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		{
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		iWaitNote->OpenWaitNoteL();
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		}
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    if (iModel)
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    	{
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    	iTimer->Cancel();
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		iTimer->Start( iDelay, iDelay, TCallBack( HandleModelRefreshL, this ) ); // CSI: 10 # iTimer is cancelled in Release()
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		// When video screen is closed,
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		// listbox must be forced to be refreshed
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		// ( otherwise scrollbar is not redrawn)
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		iModel->GetPopupList()->ListBox()->SetDimmed( EFalse );
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		iModel->GetPopupList()->ListBox()->ScrollBarFrame()->VerticalScrollBar()->SetDimmed( EFalse );
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		iModel->GetPopupList()->DrawNow( CEikonEnv::Static()->EikAppUi()->ApplicationRect() );
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		}
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	}
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// -----------------------------------------------------------------------------
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// CFLDFileListModel::HandleModelRefreshL
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// (other items were commented in a header).
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// -----------------------------------------------------------------------------
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//
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TInt CFLDChangedItemObserver::HandleModelRefreshL( TAny* aPtr )
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	{
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	CFLDChangedItemObserver* observer= reinterpret_cast< CFLDChangedItemObserver* >( aPtr );
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	observer->iTimer->Cancel();
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	observer->iModel->RefreshEntryListL();
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	return 0;
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	}
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// -----------------------------------------------------------------------------
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// CFLDFileListModel::HandleError
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// (other items were commented in a header).
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// -----------------------------------------------------------------------------
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//
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void CFLDChangedItemObserver::HandleError( TInt /*aError*/ )
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	{
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	}
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//  End of File