+ void createSubWindow();
+
+private slots:
+ void cascadeWindows();
+ void onViewCreated(XGUI_ViewWindow* theWindow);
+ void onDeleteView(XGUI_ViewWindow* theWindow);
+ void activateView();
+ void onViewActivated(QMdiSubWindow* theSubWnd);
+
+signals:
+ void exitKeySequence();
+
+protected:
+ void closeEvent(QCloseEvent* event);
+