1 files changed, 7 insertions, 7 deletions
diff --git a/examples/opengl/overpainting/glwidget.h b/examples/opengl/overpainting/glwidget.h
index cd3a125b38..1d1d48458d 100644
--- a/examples/opengl/overpainting/glwidget.h
+++ b/examples/opengl/overpainting/glwidget.h
@@ -57,7 +57,7 @@ public:
     ~GLWidget();
 //! [0]
 
-    QSize sizeHint() const;
+    QSize sizeHint() const Q_DECL_OVERRIDE;
     int xRotation() const { return xRot; }
     int yRotation() const { return yRot; }
     int zRotation() const { return zRot; }
@@ -69,12 +69,12 @@ public slots:
 
 //! [1]
 protected:
-    void initializeGL();
-    void paintEvent(QPaintEvent *event);
-    void resizeGL(int width, int height);
-    void mousePressEvent(QMouseEvent *event);
-    void mouseMoveEvent(QMouseEvent *event);
-    void showEvent(QShowEvent *event);
+    void initializeGL() Q_DECL_OVERRIDE;
+    void paintEvent(QPaintEvent *event) Q_DECL_OVERRIDE;
+    void resizeGL(int width, int height) Q_DECL_OVERRIDE;
+    void mousePressEvent(QMouseEvent *event) Q_DECL_OVERRIDE;
+    void mouseMoveEvent(QMouseEvent *event) Q_DECL_OVERRIDE;
+    void showEvent(QShowEvent *event) Q_DECL_OVERRIDE;
 
 private slots:
     void animate();