From 4e38c2aab3a197225665645c0634df31d4f45bcc Mon Sep 17 00:00:00 2001
From: Irfan Omair <irfan.omair@gmail.com>
Date: Thu, 16 May 2013 06:23:39 -0700
Subject: [PATCH] update the viewport after changing the background

Task-number: QTBUG-4359

Change-Id: I218e6a8b3b64e1b518338efb18e8a7eb95ecf2c7
Reviewed-by: Frederik Gladhorn <frederik.gladhorn@digia.com>
---
 src/widgets/widgets/qmdiarea.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/widgets/widgets/qmdiarea.cpp b/src/widgets/widgets/qmdiarea.cpp
index b2409e300c..13c9bf8deb 100644
--- a/src/widgets/widgets/qmdiarea.cpp
+++ b/src/widgets/widgets/qmdiarea.cpp
@@ -2043,7 +2043,7 @@ void QMdiArea::setBackground(const QBrush &brush)
     if (d->background != brush) {
         d->background = brush;
         d->viewport->setAttribute(Qt::WA_OpaquePaintEvent, brush.isOpaque());
-        update();
+        d->viewport->update();
     }
 }