new_contents: #!/usr/bin/env python
  # -*- Mode: Python; py-indent-offset: 4 -*-
  # vim: tabstop=4 shiftwidth=4 expandtab
  #
  # Copyright (C) 2010 Red Hat, Inc., John (J5) Palmieri <johnp@redhat.com>
  #
  # This library is free software; you can redistribute it and/or
  # modify it under the terms of the GNU Lesser General Public
  # License as published by the Free Software Foundation; either
  # version 2.1 of the License, or (at your option) any later version.
  #
  # This library is distributed in the hope that it will be useful,
  # but WITHOUT ANY WARRANTY; without even the implied warranty of
  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  # Lesser General Public License for more details.
  #
  # You should have received a copy of the GNU Lesser General Public
  # License along with this library; if not, write to the Free Software
  # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301
  # USA
  
  title = "Pickers"
  description = """
  These widgets are mainly intended for use in preference dialogs. They allow to select colors, fonts, files and directories.
  """
  
  from gi.repository import Gtk
  
  class PickersApp:
      def __init__(self):
          self.window = Gtk.Window(title='Pickers')
          self.window.connect('destroy', Gtk.main_quit)
          self.window.set_border_width(10)
  
          table = Gtk.Table(4, 2, False)
          table.set_col_spacing(0, 10)
          table.set_row_spacings(3)
          self.window.add(table)
          table.set_border_width(10)
  
          label = Gtk.Label('Color:')
          label.set_alignment(0.0, 0.5)
          picker = Gtk.ColorButton()
          table.attach_defaults(label, 0, 1, 0, 1)
          table.attach_defaults (picker, 1, 2, 0, 1)
  
          label = Gtk.Label('Font:')
          label.set_alignment(0.0, 0.5)
          picker = Gtk.FontButton()
          table.attach_defaults(label, 0, 1, 1, 2)
          table.attach_defaults (picker, 1, 2, 1, 2)
  
          label = Gtk.Label('File:')
          label.set_alignment(0.0, 0.5)
          picker = Gtk.FileChooserButton.new('Pick a File',
                                             Gtk.FileChooserAction.OPEN)
          table.attach_defaults(label, 0, 1, 2, 3)
          table.attach_defaults (picker, 1, 2, 2, 3)
  
          label = Gtk.Label('Folder:')
          label.set_alignment(0.0, 0.5)
          picker = Gtk.FileChooserButton.new('Pick a Folder',
                                             Gtk.FileChooserAction.SELECT_FOLDER)
          table.attach_defaults(label, 0, 1, 3, 4)
          table.attach_defaults (picker, 1, 2, 3, 4)
  
          self.window.show_all()
  
  def main(demoapp=None):
      app = PickersApp()
      Gtk.main()
  
  if __name__ == '__main__':
      main()
  
subject: add pickers demo