- explicit DolphinDockWidget(const QString& title, QWidget* parent = 0, Qt::WindowFlags flags = 0);
- explicit DolphinDockWidget(QWidget* parent = 0, Qt::WindowFlags flags = 0);
- virtual ~DolphinDockWidget();
+ explicit DolphinDockWidget(const QString& title, QWidget* parent = nullptr, Qt::WindowFlags flags = nullptr);
+ explicit DolphinDockWidget(QWidget* parent = nullptr, Qt::WindowFlags flags = nullptr);
+ ~DolphinDockWidget() override;