latexitGUI.rb

#!/usr/local/bin/ruby1.9.1

##
# @file      latexitGUI.rb
# @author    Mitch Richling <http://www.mitchr.me>
# @Copyright Copyright 2011 by Mitch Richling.  All rights reserved.
# @Revision  $Revision$ 
# @SCMdate   $Date$
# @brief     GUI for latexit.rb@EOL
# @Keywords  
# @Std       Ruby 1.9.1

require 'tk'
require 'open3'

root = TkRoot.new { title "LaTeX!" }
texIn = TkText.new(root) do
  width 80
  height 5
  borderwidth 1
  font TkFont.new('times 12 bold')
   pack("side" => "top",  "padx"=> "5", "pady"=> "5")
end

texOut = TkText.new(root) do
  width 80
  height 20
  borderwidth 1
  font TkFont.new('times 12 bold')
   pack("side" => "bottom",  "padx"=> "5", "pady"=> "5")
end

texBut = TkButton.new(root) do
  text "Run LaTeX"
  borderwidth 5
  underline 0
  state "normal"
  cursor "watch"
  font TkFont.new('times 20 bold')
  foreground  "red"
  activebackground "blue"
  relief      "groove"
  command (proc {
             texOut.state("normal")
             texOut.clear()
             stdout_and_stderr_str, status = Open3.capture2("latexit.rb", :stdin_data=>texIn.value)
             texOut.insert('end', stdout_and_stderr_str)
             texOut.state("disabled")
           })
  pack("side" => "top",  "padx"=> "50", "pady"=> "10")
end

Tk.mainloop