question: public EventListPresenter ( ) { setIsolated ( true ) ; eventHandlers = new LinkedList < OMEventHandler > ( ) ; macroFilters = new LinkedList ( ) ; setLayout ( new BorderLayout ( ) ) ; }
target:  Create a new EventListPresenter with a BorderLayout. The scrolled pane containing the list is in the main body, and controls for bringing up the filter controls are display in the NORTH.