Fixed centralwidget example to properly close all floating widgets on main window close

examples/centralwidget/mainwindow.cpp

@@ -133,3 +133,14 @@ void CMainWindow::savePerspective()
 	PerspectiveComboBox->setCurrentText(PerspectiveName);
 }
 
+
+//============================================================================
+void CMainWindow::closeEvent(QCloseEvent* event)
+{
+    // Delete dock manager here to delete all floating widgets. This ensures
+    // that all top level windows of the dock manager are properly closed
+    DockManager->deleteLater();
+	QMainWindow::closeEvent(event);
+}
+
+

examples/centralwidget/mainwindow.h

@@ -21,6 +21,9 @@ public:
     CMainWindow(QWidget *parent = nullptr);
     ~CMainWindow();
 
+protected:
+	virtual void closeEvent(QCloseEvent* event) override;
+
 private:
 	QAction* SavePerspectiveAction = nullptr;
 	QWidgetAction* PerspectiveListAction = nullptr;