# File lib/sup/keymap.rb, line 10
  def self.keysym_to_keycode k
    case k
    when :down then Curses::KEY_DOWN
    when :up then Curses::KEY_UP
    when :left then Curses::KEY_LEFT
    when :right then Curses::KEY_RIGHT
    when :page_down then Curses::KEY_NPAGE
    when :page_up then Curses::KEY_PPAGE
    when :backspace then Curses::KEY_BACKSPACE
    when :home then Curses::KEY_HOME
    when :end then Curses::KEY_END
    when :ctrl_l then "\f".ord
    when :ctrl_g then "\a".ord
    when :tab then "\t".ord
    when :enter, :return then 10 #Curses::KEY_ENTER
    else
      if k.is_a?(String) && k.length == 1
        k.ord
      else
        raise ArgumentError, "unknown key name '#{k}'"
      end
    end
  end