def ok_file(self, button, filesel):
path = filesel.get_filename()
mdpath = join(dirname(path), 'machine_database.xml')
action = filesel.get_data('action')
filesel.destroy()
dir = dirname(path)
dbm = DatabaseManager(self.conn)
if action == 'backup':
dbm.backup(dir)
elif action == 'restore':
dbm.restore(dir)
