Some checks for null pixmaps (qtmail seems to create a scrollbar with

width and height == -1 when you tap "New mailbox")

1 files changed, 5 insertions, 1 deletions

diff --git a/noncore/styles/theme/othemestyle.cpp b/noncore/styles/theme/othemestyle.cpp
index a820efb..98e7253 100644
--- a/noncore/styles/theme/othemestyle.cpp
+++ b/noncore/styles/theme/othemestyle.cpp
@@ -249,6 +249,9 @@ void OThemeStyle::drawBaseButton( QPainter *p, int x, int y, int w, int h,
                                   const QColorGroup &g, bool sunken, bool
                                   rounded, WidgetType type, const QBrush * )
 {
+        if ( w <= 0 || h <= 0 )
+                return;
+
         int offset = borderPixmap( type ) ? 0 : decoWidth( type );
         QPen oldPen = p->pen();
 
@@ -287,9 +290,10 @@ void OThemeStyle::drawBaseButton( QPainter *p, int x, int y, int w, int h,
                                 p->fillRect( x + offset, y + offset, w - offset * 2, h - offset * 2,
                                              g.brush( QColorGroup::Button ) );
                 }
-                if ( borderPixmap( type ) )
+                if ( borderPixmap( type ) ) {
                         bitBlt( p->device(), x, y, scaleBorder( w, h, type ), 0, 0, w, h,
                                 Qt::CopyROP, false );
+                }
                 else
                         drawShade( p, x, y, w, h, g, sunken, rounded,
                                    highlightWidth( type ), borderWidth( type ), shade() );