#!/usr/koeki/bin/ruby -Ke
require 'tk'

v = TkVariable.new
TkRadioButton.new {
  text("あじ")
  variable v
  value "鯵"
}.pack("fill"=>'x')
TkRadioButton.new {
  text("いか")
  variable v
  value "烏賊"
}.pack("fill"=>'x')
TkRadioButton.new {
  text("うなぎ")
  variable v
  value "鰻"
}.pack("fill"=>'x')
TkButton.new {
  text("決定")
  command(proc {
            printf("%s食べよう!\n", v)
            exit 0
          })
}.pack
Tk.mainloop