From b5e7172e7150cc92290f1eff5a8323e0ff3a24b9 Mon Sep 17 00:00:00 2001
From: Anders Bakken <anders.bakken@nokia.com>
Date: Tue, 6 Oct 2009 08:42:07 -0700
Subject: Don't create too many window surfaces in DFB

Since DirectFB handles the composition for us we don't need to
invalidate anything when moving a window. Only on resize do we want
another paint event.

Reviewed-by: Donald Carr <donald.carr@nokia.com>
---
 src/plugins/gfxdrivers/directfb/qdirectfbwindowsurface.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/plugins/gfxdrivers/directfb/qdirectfbwindowsurface.cpp b/src/plugins/gfxdrivers/directfb/qdirectfbwindowsurface.cpp
index a409ce5..27ec668 100644
--- a/src/plugins/gfxdrivers/directfb/qdirectfbwindowsurface.cpp
+++ b/src/plugins/gfxdrivers/directfb/qdirectfbwindowsurface.cpp
@@ -262,7 +262,11 @@ void QDirectFBWindowSurface::setGeometry(const QRect &rect)
     if (oldSurface != dfbSurface)
         updateFormat();
 
-    QWSWindowSurface::setGeometry(rect);
+    if (oldRect.size() != rect.size()) {
+        QWSWindowSurface::setGeometry(rect);
+    } else {
+        QWindowSurface::setGeometry(rect);
+    }
 }
 
 QByteArray QDirectFBWindowSurface::permanentState() const
-- 
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