os/graphics/graphicscomposition/surfaceupdate/tsrc/tredrawhandler.cpp
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution.
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// Copyright (c) 2009 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:
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//
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#include "tredrawhandler.h"
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#include "twindows.h"
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#include <w32std.h>
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CTRedrawHandler::CTRedrawHandler(RWsSession& aWs) : CActive(EPriorityStandard),
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		iWs(aWs)
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	{
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	}
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CTRedrawHandler::~CTRedrawHandler()
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	{
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	Cancel();
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	}
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void CTRedrawHandler::Start()
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	{
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	CActiveScheduler::Add(this);
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	iWs.RedrawReady(&iStatus);
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	SetActive();
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	}
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void CTRedrawHandler::RunL()
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	{
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	TWsRedrawEvent redraw;
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	iWs.GetRedraw(redraw);
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	if (redraw.Handle())
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		{
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		if(redraw.Rect().IsEmpty())
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			{
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			User::Leave(KErrGeneral);
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			}
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		CTWindowTreeNode* node = reinterpret_cast<CTWindowTreeNode *>(redraw.Handle());
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		node->Redraw(redraw);
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		}
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	iWs.RedrawReady(&iStatus);
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	SetActive();
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	}
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void CTRedrawHandler::DoCancel()
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	{
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	iWs.RedrawReadyCancel();
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	}
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TInt CTRedrawHandler::RunError(TInt aError)
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	{
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	return(aError);
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	}
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