From 5803bf9c714bbfc9ecdee8b4fa8ebf87d9bfc4f4 Mon Sep 17 00:00:00 2001
From: Fabien Freling <fabien.freling@nokia.com>
Date: Mon, 15 Nov 2010 16:19:02 +0100
Subject: Avoid the flushing of widgets that shouldn't show on screen.
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This is mostly fixing errors appearing on the
command-line when using native dialogs.

Task-number: QTBUG-15169
Reviewed-by: Samuel Rødal
---
 src/gui/painting/qwindowsurface_raster.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/gui/painting/qwindowsurface_raster.cpp b/src/gui/painting/qwindowsurface_raster.cpp
index 217723f..ae73d7d 100644
--- a/src/gui/painting/qwindowsurface_raster.cpp
+++ b/src/gui/painting/qwindowsurface_raster.cpp
@@ -251,6 +251,11 @@ void QRasterWindowSurface::flush(QWidget *widget, const QRegion &rgn, const QPoi
 
 #ifdef Q_WS_MAC
 
+    // This is mainly done for native components like native "open file" dialog.
+    if (widget->testAttribute(Qt::WA_DontShowOnScreen)) {
+        return;
+    }
+
 #ifdef QT_MAC_USE_COCOA
     // Unified toolbar hack.
     QMainWindow* mWindow = qobject_cast<QMainWindow*>(widget->window());
-- 
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