4 files changed, 6 insertions, 6 deletions
diff --git a/examples/widgets/graphicsview/padnavigator/padnavigator.cpp b/examples/widgets/graphicsview/padnavigator/padnavigator.cpp
index 82671578fb..977b65395a 100644
--- a/examples/widgets/graphicsview/padnavigator/padnavigator.cpp
+++ b/examples/widgets/graphicsview/padnavigator/padnavigator.cpp
@@ -292,7 +292,7 @@ PadNavigator::PadNavigator(const QSize &size, QWidget *parent)
                    | QPainter::SmoothPixmapTransform
                    | QPainter::TextAntialiasing);
 #ifndef QT_NO_OPENGL
-    setViewport(new QGLWidget(QGLFormat(QGL::SampleBuffers)));
+    setViewport(new QOpenGLWidget);
 #endif
 
     stateMachine->start();
diff --git a/examples/widgets/graphicsview/padnavigator/padnavigator.h b/examples/widgets/graphicsview/padnavigator/padnavigator.h
index a666fe85d3..7e3e6fc29d 100644
--- a/examples/widgets/graphicsview/padnavigator/padnavigator.h
+++ b/examples/widgets/graphicsview/padnavigator/padnavigator.h
@@ -57,7 +57,7 @@ public:
     explicit PadNavigator(const QSize &size, QWidget *parent = 0);
 
 protected:
-    void resizeEvent(QResizeEvent *event);
+    void resizeEvent(QResizeEvent *event) Q_DECL_OVERRIDE;
 
 private:
     Ui::Form form;
diff --git a/examples/widgets/graphicsview/padnavigator/roundrectitem.h b/examples/widgets/graphicsview/padnavigator/roundrectitem.h
index 15c8847279..f8eeafcfd6 100644
--- a/examples/widgets/graphicsview/padnavigator/roundrectitem.h
+++ b/examples/widgets/graphicsview/padnavigator/roundrectitem.h
@@ -56,8 +56,8 @@ public:
     QPixmap pixmap() const;
     void setPixmap(const QPixmap &pixmap);
 
-    QRectF boundingRect() const;
-    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
+    QRectF boundingRect() const Q_DECL_OVERRIDE;
+    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0) Q_DECL_OVERRIDE;
 
     bool fill() const;
     void setFill(bool fill);
diff --git a/examples/widgets/graphicsview/padnavigator/splashitem.h b/examples/widgets/graphicsview/padnavigator/splashitem.h
index 2423a18c3d..35646900d2 100644
--- a/examples/widgets/graphicsview/padnavigator/splashitem.h
+++ b/examples/widgets/graphicsview/padnavigator/splashitem.h
@@ -50,8 +50,8 @@ class SplashItem : public QGraphicsObject
 public:
     explicit SplashItem(QGraphicsItem *parent = 0);
 
-    QRectF boundingRect() const;
-    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
+    QRectF boundingRect() const Q_DECL_OVERRIDE;
+    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0) Q_DECL_OVERRIDE;
 
 private:
     QString text;