editor: SystemParameterEditor
GtkDialog(main_dialog.toplevel): title="Edit 'Default country' Parameter", hidden
  GtkVBox(main_dialog._main_vbox):
    GtkVBox(main_dialog.vbox, expand=True, fill=True):
      GtkEventBox(main_dialog.header):
      GtkEventBox(main_dialog.main, expand=True, fill=True, padding=6): slave SystemParameterEditor is attached
        GtkTable(table1):
          GtkLabel(label1): 'Group:'
          ProxyLabel(kiwilabel1): 'General'
          GtkLabel(label2): 'Parameter Name:'
          GtkVBox(vbox1):
            ProxyLabel(parameter_name, fill=True): '<span underline="single">Default country</span>'
            ProxyLabel(parameter_desc, expand=True, fill=True): '<span size="small">When adding a new address for a certain person we will always suggest this country.</span>'
          GtkLabel(label3): 'Current Value:'
          GtkAlignment(container):
            ProxyComboEntry():
              item: 'Brazil', selected
              item: '... 252 more countries ...'
      GtkHBox(fill=True):
        GtkEventBox(main_dialog.extra_holder, expand=True, fill=True, padding=6):
        GtkEventBox(main_dialog.print_holder, expand=True, fill=True):
        GtkEventBox(main_dialog.notice, fill=True):
        GtkEventBox(main_dialog.details_holder, padding=6, pack-end):
    GtkHButtonBox(fill=True, pack-end):
      GtkButton(main_dialog.cancel_button, expand=True, fill=True, padding=6): 'gtk-cancel'
      GtkButton(main_dialog.ok_button, expand=True, fill=True, padding=6): 'gtk-ok'
      GtkButton(main_dialog.help_button, padding=6): 'gtk-help'
