hostsutil.py 文件源码

def init_main(self):
        """
        Set up the elements on the main dialog. Check the environment of
        current operating system and current session.

        * Load server list from a configuration file under working directory.
        * Try to load the hosts data file under working directory if it
          exists.

        .. note:: IF hosts data file does not exists correctly in current
            working directory, a warning message box would popup. And
            operations to change the hosts file on current system could be
            done only until a new data file has been downloaded.

        .. seealso:: Method :meth:`~tui.hostsutil.HostsUtil.__init__` in
            :class:`~tui.hostsutil.HostsUtil` class.
        """
        self.ui.SelectMirror.clear()
        self.set_version()
        # Set mirrors
        self.mirrors = CommonUtil.set_network("network.conf")
        self.set_mirrors()
        # Read data file and set function list
        try:
            RetrieveData.unpack()
            RetrieveData.connect_db()
            self.set_func_list(1)
            self.refresh_func_list()
            self.set_info()
        except IOError:
            self.warning_no_datafile()
        except BadZipfile:
            self.warning_incorrect_datafile()
        # Check if current session have root privileges
        self.check_writable()
        self.init_flag += 1