2 files changed, 4 insertions, 0 deletions
diff --git a/examples/widgets/graphicsview/chip/view.cpp b/examples/widgets/graphicsview/chip/view.cpp
index cb83175744..4b7e6c2ed8 100644
--- a/examples/widgets/graphicsview/chip/view.cpp
+++ b/examples/widgets/graphicsview/chip/view.cpp
@@ -50,6 +50,7 @@
 #endif
 #include <qmath.h>
 
+#ifndef QT_NO_WHEELEVENT
 void GraphicsView::wheelEvent(QWheelEvent *e)
 {
     if (e->modifiers() & Qt::ControlModifier) {
@@ -62,6 +63,7 @@ void GraphicsView::wheelEvent(QWheelEvent *e)
         QGraphicsView::wheelEvent(e);
     }
 }
+#endif
 
 View::View(const QString &name, QWidget *parent)
     : QFrame(parent)
diff --git a/examples/widgets/graphicsview/chip/view.h b/examples/widgets/graphicsview/chip/view.h
index b6cdc41200..90e0951716 100644
--- a/examples/widgets/graphicsview/chip/view.h
+++ b/examples/widgets/graphicsview/chip/view.h
@@ -60,7 +60,9 @@ public:
     GraphicsView(View *v) : QGraphicsView(), view(v) { }
 
 protected:
+#ifndef QT_NO_WHEELEVENT
     void wheelEvent(QWheelEvent *);
+#endif
 
 private:
     View *view;