constructor prop panel state vertex param tabpanel shown param icon icon tabpanel shown prop panel state vertex imag icon icon icon list incom list uml link list uml state vertex incom list model incom scroll scroll pane incom list list outgo list uml link list uml state vertex outgo list model outgo scroll scroll pane outgo list contain scroll singl row scroll uml state vertex contain list model add action action navig contain element add extra button add action action stereotyp add action delet action 