# File raggle, line 2800
        def clearrange(start, fini)
          w = dimensions[0]
          set_color('text')
          # Ncurses::color_set 0, nil
          start.upto(fini) do |line|
            Ncurses::mvwprintw @win, line, 1, ' ' * (w - 2)
          end
          refresh(true)
        end