1 files changed, 4 insertions, 1 deletions
diff --git a/examples/opengl/hellogl2/glwidget.h b/examples/opengl/hellogl2/glwidget.h
index cff5633893..21dd200dc7 100644
--- a/examples/opengl/hellogl2/glwidget.h
+++ b/examples/opengl/hellogl2/glwidget.h
@@ -68,6 +68,9 @@ public:
     GLWidget(QWidget *parent = 0);
     ~GLWidget();
 
+    static bool isTransparent() { return m_transparent; }
+    static void setTransparent(bool t) { m_transparent = t; }
+
     QSize minimumSizeHint() const override;
     QSize sizeHint() const override;
 
@@ -108,7 +111,7 @@ private:
     QMatrix4x4 m_proj;
     QMatrix4x4 m_camera;
     QMatrix4x4 m_world;
-    bool m_transparent;
+    static bool m_transparent;
 };
 
 #endif