question: registers a listener to receive changeevent notifications fromthis model whenever the selected index changes . concode_field_sep long serialVersionUID concode_elem_sep EventListenerList listenerList concode_elem_sep int index concode_elem_sep ChangeEvent changeEvent concode_field_sep T[] getListeners concode_elem_sep void removeChangeListener concode_elem_sep ChangeListener[] getChangeListeners concode_elem_sep void fireStateChanged concode_elem_sep void clearSelection concode_elem_sep boolean isSelected concode_elem_sep int getSelectedIndex concode_elem_sep void setSelectedIndex
target: void function ( ChangeListener arg0 ) { listenerList . add ( ChangeListener . class , arg0 ) ; }