#!/usr/bin/env ruby # frozen_string_literal: false require 'tk' require 'tkextlib/iwidgets' sf = Tk::Iwidgets::Scrolledframe.new(:width=>150, :height=>180, :labeltext=>'scrolledframe') cs = sf.child_site TkButton.new(cs, :text=>'Hello').pack(:pady=>10) TkButton.new(cs, :text=>'World').pack(:pady=>10) TkButton.new(cs, :text=>'This is a test').pack(:pady=>10) TkButton.new(cs, :text=>'This is a really big button').pack(:pady=>10) TkButton.new(cs, :text=>'This is another really big button').pack(:pady=>10) TkButton.new(cs, :text=>'This is the last really big button').pack(:pady=>10) sf.pack(:expand=>true, :fill=>:both, :padx=>10, :pady=>10) Tk.mainloop