ads: Remove redundant occurrences of "virtual"

As suggested by clang-tidy's "modernize-use-override" check and to match
Qt Creator's coding guidelines.

Change-Id: I2cfef113e21a0cd44d18a5b98e9bc8427563c53a
Reviewed-by: Henning Gründl <henning.gruendl@qt.io>
Reviewed-by: Thomas Hartmann <thomas.hartmann@qt.io>

src/libs/advanceddockingsystem/dockareatabbar.h

@@ -71,7 +71,7 @@ private:
     void onTabWidgetMoved(const QPoint &globalPos);
 
 protected:
-    virtual void wheelEvent(QWheelEvent *event) override;
+    void wheelEvent(QWheelEvent *event) override;
 
 public:
     using Super = QScrollArea;
@@ -84,7 +84,7 @@ public:
     /**
      * Virtual Destructor
      */
-    virtual ~DockAreaTabBar() override;
+    ~DockAreaTabBar() override;
 
     /**
      * Inserts the given dock widget tab at the given position.
@@ -121,7 +121,7 @@ public:
     /**
      * Filters the tab widget events
      */
-    virtual bool eventFilter(QObject *watched, QEvent *event) override;
+    bool eventFilter(QObject *watched, QEvent *event) override;
 
     /**
      * This function returns true if the tab is open, that means if it is
@@ -137,13 +137,13 @@ public:
      * is reserved in the minimumSizeHint(). This override simply returns
      * sizeHint();
      */
-    virtual QSize minimumSizeHint() const override;
+    QSize minimumSizeHint() const override;
 
     /**
      * The function provides a sizeHint that matches the height of the
      * internal viewport.
      */
-    virtual QSize sizeHint() const override;
+    QSize sizeHint() const override;
 
     /**
      * This property sets the index of the tab bar's visible tab

src/libs/advanceddockingsystem/dockareatitlebar.h

@@ -70,7 +70,7 @@ public:
     /**
      * Adjust this visibility change request with our internal settings:
      */
-    virtual void setVisible(bool visible) override;
+    void setVisible(bool visible) override;
 
 protected:
     /**
@@ -92,8 +92,8 @@ class SpacerWidget : public QWidget
     Q_OBJECT
 public:
     SpacerWidget(QWidget *parent = nullptr);
-    virtual QSize sizeHint() const override {return QSize(0, 0);}
-    virtual QSize minimumSizeHint() const override {return QSize(0, 0);}
+    QSize sizeHint() const override {return QSize(0, 0);}
+    QSize minimumSizeHint() const override {return QSize(0, 0);}
 };
 
 /**
@@ -118,28 +118,28 @@ protected:
     /**
      * Stores mouse position to detect dragging
      */
-    virtual void mousePressEvent(QMouseEvent *event) override;
+    void mousePressEvent(QMouseEvent *event) override;
 
     /**
      * Stores mouse position to detect dragging
      */
-    virtual void mouseReleaseEvent(QMouseEvent *event) override;
+    void mouseReleaseEvent(QMouseEvent *event) override;
 
     /**
      * Starts floating the complete docking area including all dock widgets,
      * if it is not the last dock area in a floating widget
      */
-    virtual void mouseMoveEvent(QMouseEvent *event) override;
+    void mouseMoveEvent(QMouseEvent *event) override;
 
     /**
      * Double clicking the title bar also starts floating of the complete area
       */
-    virtual void mouseDoubleClickEvent(QMouseEvent *event) override;
+    void mouseDoubleClickEvent(QMouseEvent *event) override;
 
     /**
      * Show context menu
      */
-    virtual void contextMenuEvent(QContextMenuEvent *event) override;
+    void contextMenuEvent(QContextMenuEvent *event) override;
 
 public:
     /**
@@ -157,7 +157,7 @@ public:
     /**
      * Virtual Destructor
      */
-    virtual ~DockAreaTitleBar() override;
+    ~DockAreaTitleBar() override;
 
     /**
      * Returns the pointer to the tabBar()
@@ -178,7 +178,7 @@ public:
      * Marks the tabs menu outdated before it calls its base class
      * implementation
      */
-    virtual void setVisible(bool visible) override;
+    void setVisible(bool visible) override;
 
     /**
      * Inserts a custom widget at position index into this title bar.

src/libs/advanceddockingsystem/dockareawidget.h

@@ -155,7 +155,7 @@ public:
     /**
      * Virtual Destructor
      */
-    virtual ~DockAreaWidget() override;
+    ~DockAreaWidget() override;
 
     /**
      * Returns the dock manager object this dock area belongs to
@@ -257,7 +257,7 @@ public:
     /**
      * Update the close button if visibility changed
      */
-    virtual void setVisible(bool visible) override;
+    void setVisible(bool visible) override;
 
     /**
      * Configures the areas of this particular dock area that are allowed for docking
@@ -296,7 +296,7 @@ public:
      * area.
      * The minimum size hint is updated if a dock widget is removed or added.
      */
-    virtual QSize minimumSizeHint() const override;
+    QSize minimumSizeHint() const override;
 
 signals:
     /**

src/libs/advanceddockingsystem/dockcontainerwidget.h

@@ -84,7 +84,7 @@ protected:
     /**
      * Handles activation events to update zOrderIndex
      */
-    virtual bool event(QEvent *event) override;
+    bool event(QEvent *event) override;
 
 public: // TODO temporary
     /**
@@ -177,7 +177,7 @@ public:
     /**
      * Virtual Destructor
      */
-    virtual ~DockContainerWidget() override;
+    ~DockContainerWidget() override;
 
     /**
      * Adds dockwidget into the given area.

src/libs/advanceddockingsystem/dockmanager.h

@@ -145,7 +145,7 @@ protected:
     /**
      * Show the floating widgets that has been created floating
      */
-    virtual void showEvent(QShowEvent *event) override;
+    void showEvent(QShowEvent *event) override;
 
 public:
     using Super = DockContainerWidget;
@@ -229,7 +229,7 @@ public:
     /**
      * Virtual Destructor
      */
-    virtual ~DockManager() override;
+    ~DockManager() override;
 
     /**
      * This function returns the global configuration flags.
@@ -349,7 +349,7 @@ public:
      * This function always return 0 because the main window is always behind
      * any floating widget.
      */
-    virtual unsigned int zOrderIndex() const override;
+    unsigned int zOrderIndex() const override;
 
     /**
      * Saves the current state of the dockmanger and all its dock widgets

src/libs/advanceddockingsystem/dockoverlay.h

@@ -76,7 +76,7 @@ public:
     /**
      * Virtual destructor
      */
-    virtual ~DockOverlay() override;
+    ~DockOverlay() override;
 
     /**
      * Configures the areas that are allowed for docking
@@ -129,12 +129,12 @@ public:
     /**
      * Handle polish events
      */
-    virtual bool event(QEvent *event) override;
+    bool event(QEvent *event) override;
 
 protected:
-    virtual void paintEvent(QPaintEvent *event) override;
-    virtual void showEvent(QShowEvent *event) override;
-    virtual void hideEvent(QHideEvent *event) override;
+    void paintEvent(QPaintEvent *event) override;
+    void showEvent(QShowEvent *event) override;
+    void hideEvent(QHideEvent *event) override;
 };
 
 class DockOverlayCrossPrivate;
@@ -212,7 +212,7 @@ public:
     /**
      * Virtual destructor
      */
-    virtual ~DockOverlayCross() override;
+    ~DockOverlayCross() override;
 
     /**
       * Sets a certain icon color
@@ -265,7 +265,7 @@ public:
     void setIconColors(const QString &colors);
 
 protected:
-    virtual void showEvent(QShowEvent *event) override;
+    void showEvent(QShowEvent *event) override;
     void setAreaWidgets(const QHash<DockWidgetArea, QWidget *> &widgets);
 }; // DockOverlayCross
 

src/libs/advanceddockingsystem/docksplitter.h

@@ -61,7 +61,7 @@ public:
     /**
      * Prints debug info
      */
-    virtual ~DockSplitter() override;
+    ~DockSplitter() override;
 
     /**
      * Returns true, if any of the internal widgets is visible

src/libs/advanceddockingsystem/dockwidget.h

@@ -226,13 +226,13 @@ public:
     /**
      * Virtual Destructor
      */
-    virtual ~DockWidget() override;
+    ~DockWidget() override;
 
     /**
      * We return a fixed minimum size hint or the size hint of the content
      * widget if minimum size hint mode is MinimumSizeHintFromContent
      */
-    virtual QSize minimumSizeHint() const override;
+    QSize minimumSizeHint() const override;
 
     /**
      * Sets the widget for the dock widget to widget.
@@ -439,7 +439,7 @@ public: // reimplements QFrame
     /**
      * Emits titleChanged signal if title change event occurs
      */
-    virtual bool event(QEvent *event) override;
+    bool event(QEvent *event) override;
 
     /**
      * This property controls whether the dock widget is open or closed.

src/libs/advanceddockingsystem/dockwidgettab.h

@@ -63,15 +63,15 @@ private:
     void detachDockWidget();
 
 protected:
-    virtual void mousePressEvent(QMouseEvent *event) override;
-    virtual void mouseReleaseEvent(QMouseEvent *event) override;
-    virtual void mouseMoveEvent(QMouseEvent *event) override;
-    virtual void contextMenuEvent(QContextMenuEvent *event) override;
+    void mousePressEvent(QMouseEvent *event) override;
+    void mouseReleaseEvent(QMouseEvent *event) override;
+    void mouseMoveEvent(QMouseEvent *event) override;
+    void contextMenuEvent(QContextMenuEvent *event) override;
 
     /**
      * Double clicking the tab widget makes the assigned dock widget floating
      */
-    virtual void mouseDoubleClickEvent(QMouseEvent *event) override;
+    void mouseDoubleClickEvent(QMouseEvent *event) override;
 
 public:
     using Super = QFrame;
@@ -85,7 +85,7 @@ public:
     /**
      * Virtual Destructor
      */
-    virtual ~DockWidgetTab() override;
+    ~DockWidgetTab() override;
 
     /**
      * Returns true, if this is the active tab
@@ -148,9 +148,9 @@ public:
     /**
      * Track event ToolTipChange and set child ToolTip
      */
-    virtual bool event(QEvent *event) override;
+    bool event(QEvent *event) override;
 
-    virtual void setVisible(bool visible) override;
+    void setVisible(bool visible) override;
 
 signals:
     void activeTabChanged();

src/libs/advanceddockingsystem/elidinglabel.h

@@ -57,16 +57,16 @@ private:
     friend struct ElidingLabelPrivate;
 
 protected:
-    virtual void mouseReleaseEvent(QMouseEvent *event) override;
-    virtual void resizeEvent(QResizeEvent *event) override;
-    virtual void mouseDoubleClickEvent(QMouseEvent *ev) override;
+    void mouseReleaseEvent(QMouseEvent *event) override;
+    void resizeEvent(QResizeEvent *event) override;
+    void mouseDoubleClickEvent(QMouseEvent *ev) override;
 
 public:
     using Super = QLabel;
 
     ElidingLabel(QWidget *parent = nullptr, Qt::WindowFlags flags = Qt::Widget);
     ElidingLabel(const QString &text, QWidget *parent = nullptr, Qt::WindowFlags flags = Qt::Widget);
-    virtual ~ElidingLabel() override;
+    ~ElidingLabel() override;
 
     /**
      * Returns the text elide mode.
@@ -85,8 +85,8 @@ public:
     bool isElided() const;
 
 public: // reimplements QLabel
-    virtual QSize minimumSizeHint() const override;
-    virtual QSize sizeHint() const override;
+    QSize minimumSizeHint() const override;
+    QSize sizeHint() const override;
     void setText(const QString &text);
     QString text() const;
 

src/libs/advanceddockingsystem/floatingdockcontainer.h

@@ -132,10 +132,10 @@ protected:
      * Use moveToGlobalPos() to move the widget to a new position
      * depending on the start position given in Pos parameter
      */
-    virtual void startFloating(const QPoint &dragStartMousePos,
-                               const QSize &size,
-                               eDragState dragState,
-                               QWidget *mouseEventHandler) override;
+    void startFloating(const QPoint &dragStartMousePos,
+                       const QSize &size,
+                       eDragState dragState,
+                       QWidget *mouseEventHandler) override;
 
     /**
      * Call this function to start dragging the floating widget
@@ -151,7 +151,7 @@ protected:
      * Call this function if you explicitly want to signal that dragging has
      * finished
      */
-    virtual void finishDragging() override;
+    void finishDragging() override;
 
     /**
      * Call this function if you just want to initialize the position
@@ -182,13 +182,13 @@ protected:
     void updateWindowTitle();
 
 protected: // reimplements QWidget
-    virtual void changeEvent(QEvent *event) override;
-    virtual void moveEvent(QMoveEvent *event) override;
-    virtual bool event(QEvent *event) override;
-    virtual void closeEvent(QCloseEvent *event) override;
-    virtual void hideEvent(QHideEvent *event) override;
-    virtual void showEvent(QShowEvent *event) override;
-    virtual bool eventFilter(QObject *watched, QEvent *event) override;
+    void changeEvent(QEvent *event) override;
+    void moveEvent(QMoveEvent *event) override;
+    bool event(QEvent *event) override;
+    void closeEvent(QCloseEvent *event) override;
+    void hideEvent(QHideEvent *event) override;
+    void showEvent(QShowEvent *event) override;
+    bool eventFilter(QObject *watched, QEvent *event) override;
 
 public:
     using Super = QWidget;
@@ -211,7 +211,7 @@ public:
     /**
      * Virtual Destructor
      */
-    virtual ~FloatingDockContainer() override;
+    ~FloatingDockContainer() override;
 
     /**
      * Access function for the internal dock container

src/libs/advanceddockingsystem/floatingdragpreview.h

@@ -67,12 +67,12 @@ protected:
     /**
      * Updates the drop overlays
      */
-    virtual void moveEvent(QMoveEvent *event) override;
+    void moveEvent(QMoveEvent *event) override;
 
     /**
      * Cares about painting the
      */
-    virtual void paintEvent(QPaintEvent *event) override;
+    void paintEvent(QPaintEvent *event) override;
 
     /**
      * The content is a DockArea or a DockWidget
@@ -102,26 +102,26 @@ public:
      * We filter the events of the assigned content widget to receive
      * escape key presses for canceling the drag operation
      */
-    virtual bool eventFilter(QObject *watched, QEvent *event) override;
+    bool eventFilter(QObject *watched, QEvent *event) override;
 
 public: // implements AbstractFloatingWidget
-    virtual void startFloating(const QPoint &dragStartMousePos,
-                               const QSize &size,
-                               eDragState dragState,
-                               QWidget *mouseEventHandler) override;
+    void startFloating(const QPoint &dragStartMousePos,
+                       const QSize &size,
+                       eDragState dragState,
+                       QWidget *mouseEventHandler) override;
 
     /**
      * Moves the widget to a new position relative to the position given when
      * startFloating() was called
      */
-    virtual void moveFloating() override;
+    void moveFloating() override;
 
     /**
      * Finishes dragging.
      * Hides the dock overlays and executes the real undocking and docking
      * of the assigned Content widget
      */
-    virtual void finishDragging() override;
+    void finishDragging() override;
 
 signals:
     /**

src/libs/advanceddockingsystem/linux/floatingwidgettitlebar.h

@@ -46,9 +46,9 @@ private:
     FloatingWidgetTitleBarPrivate *d; ///< private data (pimpl)
 
 protected:
-    virtual void mousePressEvent(QMouseEvent *event) override;
-    virtual void mouseReleaseEvent(QMouseEvent *event) override;
-    virtual void mouseMoveEvent(QMouseEvent *event) override;
+    void mousePressEvent(QMouseEvent *event) override;
+    void mouseReleaseEvent(QMouseEvent *event) override;
+    void mouseMoveEvent(QMouseEvent *event) override;
 
 public:
     using Super = QWidget;
@@ -57,7 +57,7 @@ public:
     /**
       * Virtual Destructor
       */
-    virtual ~FloatingWidgetTitleBar() override;
+    ~FloatingWidgetTitleBar() override;
 
     /**
       * Enables / disables the window close button.