1 files changed, 1 insertions, 4 deletions
diff --git a/src/widgets/styles/qfusionstyle.cpp b/src/widgets/styles/qfusionstyle.cpp
index 92c065e138..842641dd3a 100644
--- a/src/widgets/styles/qfusionstyle.cpp
+++ b/src/widgets/styles/qfusionstyle.cpp
@@ -684,10 +684,7 @@ void QFusionStyle::drawPrimitive(PrimitiveElement elem,
     {
         QStyleOption dockWidgetHandle = *option;
         bool horizontal = option->state & State_Horizontal;
-        if (horizontal)
-            dockWidgetHandle.state &= ~State_Horizontal;
-        else
-            dockWidgetHandle.state |= State_Horizontal;
+        dockWidgetHandle.state.setFlag(State_Horizontal, !horizontal);
         proxy()->drawControl(CE_Splitter, &dockWidgetHandle, painter, widget);
     }
         break;