better WA flags

svn path=/trunk/KDE/kdeedu/libkdeedu/; revision=634586

diff --git a/kdeeduplot/kplotwidget.cpp b/kdeeduplot/kplotwidget.cpp
index 09f0a639366bafabba7c4ff1556a6f42ac20d291..7c7b2646b1148fb1a635433e7096812ccf36ddb3 100644 (file)
--- a/kdeeduplot/kplotwidget.cpp
+++ b/kdeeduplot/kplotwidget.cpp
@@ -99,7 +99,8 @@ class KPlotWidget::Private
 KPlotWidget::KPlotWidget( QWidget * parent )
     : QFrame( parent ), d( new Private( this ) )
 {
-    setAttribute( Qt::WA_NoBackground, true );
+    setAttribute( Qt::WA_OpaquePaintEvent );
+    setAttribute( Qt::WA_NoSystemBackground );
 
     d->secondDataRect = QRectF(); //default: no secondary data rect
     // sets the default limits