1#!/usr/bin/env ruby 2require 'tk' 3require 'tkextlib/iwidgets' 4 5# Create the tabnotebook widget and pack it. 6tn = Tk::Iwidgets::Tabnotebook.new(:width=>300, :height=>100) 7tn.pack(:anchor=>:nw, :fill=>:both, :expand=>true, 8 :side=>:left, :padx=>10, :pady=>10) 9 10# Add two pages to the tabnotebook, 11# labelled "Page One" and "Page Two" 12tn.add(:label=>'Page One') 13tn.add(:label=>'Page Two') 14 15# Get the child site frames of these two pages. 16page1CS = tn.child_site(0) 17page2CS = tn.child_site('Page Two') 18 19# Create buttons on each page of the tabnotebook. 20TkButton.new(page1CS, :text=>'Button One').pack 21TkButton.new(page2CS, :text=>'Button Two').pack 22 23# Select the first page of the tabnotebook. 24tn.select(0) 25 26Tk.mainloop 27