navs.py 文件源码

def with_languages(self):
        """Populates this Menu with a MenuItem for each available language.

           Answers the same Menu.

           .. versionadded: 3.2
        """
        context = ExecutionContext.get_context()
        supported_locales = ReahlEgg.get_languages_supported_by_all(context.config.reahlsystem.root_egg)
        for locale in supported_locales:
            try:
                language_name = Locale.parse(locale).display_name
            except UnknownLocaleError:
                language_name = locale

            bookmark = self.view.as_bookmark(description=language_name, locale=locale)
            bookmark.exact = True
            self.add_bookmark(bookmark)
        return self