checks whether the given event is an action_down event . concode_field_sep PlaceHolder placeHolder concode_field_sep boolean isGoUpOrDown concode_elem_sep boolean isEnter concode_elem_sep boolean isGoDown concode_elem_sep boolean isGoRight concode_elem_sep boolean isActionUp concode_elem_sep boolean isGoUp
boolean function ( KeyEvent arg0 ) { return arg0 . getAction ( ) == KeyEvent . ACTION_DOWN ; }