Examples: Replace 'Q_DECL_OVERRIDE' by 'override'

Examples should demonstrate best practice, and we can use the keyword
directly nowadays.

Change-Id: I1f122e5caceca17290757ffbaf3d660e7daa9ae4
Reviewed-by: Topi Reiniö <topi.reinio@theqtcompany.com>

7 files changed, 14 insertions, 14 deletions

diff --git a/examples/widgets/mainwindows/application/mainwindow.h b/examples/widgets/mainwindows/application/mainwindow.h
index 9e3e1e907a..1300247ce7 100644
--- a/examples/widgets/mainwindows/application/mainwindow.h
+++ b/examples/widgets/mainwindows/application/mainwindow.h
@@ -71,7 +71,7 @@ public:
     void loadFile(const QString &fileName);
 
 protected:
-    void closeEvent(QCloseEvent *event) Q_DECL_OVERRIDE;
+    void closeEvent(QCloseEvent *event) override;
 
 private slots:
     void newFile();
diff --git a/examples/widgets/mainwindows/mainwindow/colorswatch.cpp b/examples/widgets/mainwindows/mainwindow/colorswatch.cpp
index 226f335c85..c472df966c 100644
--- a/examples/widgets/mainwindows/mainwindow/colorswatch.cpp
+++ b/examples/widgets/mainwindows/mainwindow/colorswatch.cpp
@@ -111,8 +111,8 @@ class ColorDock : public QFrame
 public:
     explicit ColorDock(const QString &c, QWidget *parent);
 
-    QSize sizeHint() const Q_DECL_OVERRIDE { return szHint; }
-    QSize minimumSizeHint() const Q_DECL_OVERRIDE { return minSzHint; }
+    QSize sizeHint() const override { return szHint; }
+    QSize minimumSizeHint() const override { return minSzHint; }
 
     void setCustomSizeHint(const QSize &size);
 
@@ -120,7 +120,7 @@ public slots:
     void changeSizeHints();
 
 protected:
-    void paintEvent(QPaintEvent *) Q_DECL_OVERRIDE;
+    void paintEvent(QPaintEvent *) override;
 
 private:
     const QString color;
diff --git a/examples/widgets/mainwindows/mainwindow/colorswatch.h b/examples/widgets/mainwindows/mainwindow/colorswatch.h
index c2f6ef19b9..ec9d9e7372 100644
--- a/examples/widgets/mainwindows/mainwindow/colorswatch.h
+++ b/examples/widgets/mainwindows/mainwindow/colorswatch.h
@@ -69,9 +69,9 @@ public:
 
 protected:
 #ifndef QT_NO_CONTEXTMENU
-    void contextMenuEvent(QContextMenuEvent *event) Q_DECL_OVERRIDE;
+    void contextMenuEvent(QContextMenuEvent *event) override;
 #endif // QT_NO_CONTEXTMENU
-    void resizeEvent(QResizeEvent *e) Q_DECL_OVERRIDE;
+    void resizeEvent(QResizeEvent *e) override;
 
 private slots:
     void changeClosable(bool on);
@@ -130,12 +130,12 @@ class BlueTitleBar : public QWidget
 public:
     explicit BlueTitleBar(QWidget *parent = Q_NULLPTR);
 
-    QSize sizeHint() const Q_DECL_OVERRIDE { return minimumSizeHint(); }
-    QSize minimumSizeHint() const Q_DECL_OVERRIDE;
+    QSize sizeHint() const override { return minimumSizeHint(); }
+    QSize minimumSizeHint() const override;
 
 protected:
-    void paintEvent(QPaintEvent *event) Q_DECL_OVERRIDE;
-    void mouseReleaseEvent(QMouseEvent *event) Q_DECL_OVERRIDE;
+    void paintEvent(QPaintEvent *event) override;
+    void mouseReleaseEvent(QMouseEvent *event) override;
 
 public slots:
     void updateMask();
diff --git a/examples/widgets/mainwindows/mdi/mainwindow.h b/examples/widgets/mainwindows/mdi/mainwindow.h
index 4525b52697..f163145c2c 100644
--- a/examples/widgets/mainwindows/mdi/mainwindow.h
+++ b/examples/widgets/mainwindows/mdi/mainwindow.h
@@ -71,7 +71,7 @@ public:
     bool openFile(const QString &fileName);
 
 protected:
-    void closeEvent(QCloseEvent *event) Q_DECL_OVERRIDE;
+    void closeEvent(QCloseEvent *event) override;
 
 private slots:
     void newFile();
diff --git a/examples/widgets/mainwindows/mdi/mdichild.h b/examples/widgets/mainwindows/mdi/mdichild.h
index 22fbb28212..2ac8194f73 100644
--- a/examples/widgets/mainwindows/mdi/mdichild.h
+++ b/examples/widgets/mainwindows/mdi/mdichild.h
@@ -69,7 +69,7 @@ public:
     QString currentFile() { return curFile; }
 
 protected:
-    void closeEvent(QCloseEvent *event) Q_DECL_OVERRIDE;
+    void closeEvent(QCloseEvent *event) override;
 
 private slots:
     void documentWasModified();
diff --git a/examples/widgets/mainwindows/menus/mainwindow.h b/examples/widgets/mainwindows/menus/mainwindow.h
index 590d7c7550..1f1a065aaf 100644
--- a/examples/widgets/mainwindows/menus/mainwindow.h
+++ b/examples/widgets/mainwindows/menus/mainwindow.h
@@ -70,7 +70,7 @@ public:
 
 protected:
 #ifndef QT_NO_CONTEXTMENU
-    void contextMenuEvent(QContextMenuEvent *event) Q_DECL_OVERRIDE;
+    void contextMenuEvent(QContextMenuEvent *event) override;
 #endif // QT_NO_CONTEXTMENU
 //! [0]
 
diff --git a/examples/widgets/mainwindows/sdi/mainwindow.h b/examples/widgets/mainwindows/sdi/mainwindow.h
index 4b4beaeaae..059710eacb 100644
--- a/examples/widgets/mainwindows/sdi/mainwindow.h
+++ b/examples/widgets/mainwindows/sdi/mainwindow.h
@@ -73,7 +73,7 @@ public:
     void tile(const QMainWindow *previous);
 
 protected:
-    void closeEvent(QCloseEvent *event) Q_DECL_OVERRIDE;
+    void closeEvent(QCloseEvent *event) override;
 
 private slots:
     void newFile();