# File gtk/sample/gtk-demo/sizegroup.rb, line 85
    def add_row(table, row, size_group, label_text, options)
      label = Gtk::Label.new(label_text, true)
      label.set_alignment(0, 1)
      table.attach(label,
                   0, 1,                    row, row + 1,
                   Gtk::EXPAND | Gtk::FILL, 0,
                   0,                       0)

      option_menu = create_option_menu(options)
      label.set_mnemonic_widget(option_menu)
      size_group.add_widget(option_menu)
      table.attach(option_menu,
                   1, 2,                    row, row + 1,
                   0,                       0,
                   0,                       0)
    end