refactor: Use override instead of virtual where possible (#4917)

src/widgets/dialogs/ColorPickerDialog.hpp

@@ -37,7 +37,7 @@ public:
      */
     ColorPickerDialog(const QColor &initial, QWidget *parent);
 
-    ~ColorPickerDialog();
+    ~ColorPickerDialog() override;
 
     /**
      * @brief Return the final color selected by the user.

src/widgets/dialogs/IrcConnectionEditor.hpp

@@ -22,7 +22,7 @@ class IrcConnectionEditor : public QDialog
 public:
     explicit IrcConnectionEditor(const IrcServerData &data, bool isAdd = false,
                                  QWidget *parent = nullptr);
-    ~IrcConnectionEditor();
+    ~IrcConnectionEditor() override;
 
     IrcServerData data();
 

src/widgets/dialogs/SelectChannelDialog.hpp

@@ -27,8 +27,8 @@ public:
     pajlada::Signals::NoArgSignal closed;
 
 protected:
-    virtual void closeEvent(QCloseEvent *) override;
-    virtual void themeChangedEvent() override;
+    void closeEvent(QCloseEvent *) override;
+    void themeChangedEvent() override;
 
 private:
     class EventFilter : public QObject
@@ -37,7 +37,7 @@ private:
         SelectChannelDialog *dialog;
 
     protected:
-        virtual bool eventFilter(QObject *watched, QEvent *event) override;
+        bool eventFilter(QObject *watched, QEvent *event) override;
     };
 
     struct {

src/widgets/dialogs/SettingsDialog.hpp

@@ -42,9 +42,9 @@ public:
                                SettingsDialogPreference::NoPreference);
 
 protected:
-    virtual void scaleChangedEvent(float newDpi) override;
-    virtual void themeChangedEvent() override;
-    virtual void showEvent(QShowEvent *) override;
+    void scaleChangedEvent(float newDpi) override;
+    void themeChangedEvent() override;
+    void showEvent(QShowEvent *) override;
 
 private:
     void refresh();

src/widgets/dialogs/UserInfoPopup.hpp

@@ -30,8 +30,8 @@ public:
                  const ChannelPtr &openingChannel);
 
 protected:
-    virtual void themeChangedEvent() override;
-    virtual void scaleChangedEvent(float scale) override;
+    void themeChangedEvent() override;
+    void scaleChangedEvent(float scale) override;
 
 private:
     void installEvents();

src/widgets/dialogs/switcher/NewPopupItem.hpp

@@ -18,10 +18,10 @@ public:
     /**
      * @brief   Open the channel passed in the constructor in a new popup.
      */
-    virtual void action() override;
+    void action() override;
 
-    virtual void paint(QPainter *painter, const QRect &rect) const override;
-    virtual QSize sizeHint(const QRect &rect) const override;
+    void paint(QPainter *painter, const QRect &rect) const override;
+    QSize sizeHint(const QRect &rect) const override;
 
 private:
     static constexpr const char *TEXT_FORMAT =

src/widgets/dialogs/switcher/NewTabItem.hpp

@@ -20,10 +20,10 @@ public:
     /**
      * @brief   Open the channel passed in the constructor in a new tab.
      */
-    virtual void action() override;
+    void action() override;
 
-    virtual void paint(QPainter *painter, const QRect &rect) const override;
-    virtual QSize sizeHint(const QRect &rect) const override;
+    void paint(QPainter *painter, const QRect &rect) const override;
+    QSize sizeHint(const QRect &rect) const override;
 
 private:
     static constexpr const char *TEXT_FORMAT = "Open channel \"%1\" in new tab";

src/widgets/dialogs/switcher/SwitchSplitItem.hpp

@@ -16,10 +16,10 @@ class SwitchSplitItem : public AbstractSwitcherItem
 public:
     SwitchSplitItem(SplitContainer *container, Split *split = nullptr);
 
-    virtual void action() override;
+    void action() override;
 
-    virtual void paint(QPainter *painter, const QRect &rect) const override;
-    virtual QSize sizeHint(const QRect &rect) const override;
+    void paint(QPainter *painter, const QRect &rect) const override;
+    QSize sizeHint(const QRect &rect) const override;
 
 private:
     SplitContainer *container_{};