QStyleSheetStyle: CE_PushButton Do not call the parent style if we have nothing to draw

This fixes the focus rect that appears on buttons with GtkStyle if a
stylesheet is used.

Task-number: QTBUG-4488
Reviewed-by: Gabriel

1 files changed, 8 insertions, 3 deletions

diff --git a/src/gui/styles/qstylesheetstyle.cpp b/src/gui/styles/qstylesheetstyle.cpp
index a224218..dfe5209 100644
--- a/src/gui/styles/qstylesheetstyle.cpp
+++ b/src/gui/styles/qstylesheetstyle.cpp
@@ -3325,9 +3325,14 @@ void QStyleSheetStyle::drawControl(ControlElement ce, const QStyleOption *opt, Q
         break;
 
     case CE_PushButton:
-        ParentStyle::drawControl(ce, opt, p, w);
-        return;
-
+        if (const QStyleOptionButton *btn = qstyleoption_cast<const QStyleOptionButton *>(opt)) {
+            if (rule.hasDrawable() || rule.hasBox() || rule.hasPosition() || rule.hasPalette() ||
+                    ((btn->features & QStyleOptionButton::HasMenu) && hasStyleRule(w, PseudoElement_PushButtonMenuIndicator))) {
+                ParentStyle::drawControl(ce, opt, p, w);
+                return;
+            }
+        }
+        break;
     case CE_PushButtonBevel:
         if (const QStyleOptionButton *btn = qstyleoption_cast<const QStyleOptionButton *>(opt)) {
             QStyleOptionButton btnOpt(*btn);