1#!/usr/bin/env ruby
2require 'tk'
3require 'tkextlib/iwidgets'
4
5cb = Tk::Iwidgets::Checkbox.new
6cb.add('bold',      :text=>'Bold')
7cb.add('italic',    :text=>'Italic')
8cb.add('underline', :text=>'Underline')
9cb.select('underline')
10cb.pack(:expand=>true, :fill=>:both, :padx=>10, :pady=>10)
11
12Tk.mainloop
13