Source code for qtypy.app

#!/usr/bin/env python3
#-*- coding: ISO-8859-1 -*-

import locale
import logging
import gettext
import os
import sys

from PyQt5 import QtCore, QtWidgets

if os.environ.get('READTHEDOCS', 'False') != 'True':
    from qtypy import resources # pylint: disable=W0611


class Application(QtWidgets.QApplication):
    """
    Application class
    """
    logger = logging.getLogger('qtypy.Application')

    def setup_i18n(self, locale_name=None, msg_path=None):
        """
        Sets up i18n stuff and injects '_' in the builtin namespace.
        """
        if locale_name is None:
            locale_name = str(QtCore.QLocale.system().name())
        try:
            locale.setlocale(locale.LC_ALL, locale_name)
        except locale.Error as exc:
            self.logger.error('Cannot set locale to "%s": %s', locale_name, exc)

        if msg_path is None:
            msg_path = os.path.normpath(os.path.join(os.path.dirname(sys.argv[0]), 'i18n'))
        gettext.install(self.applicationName(), msg_path)