file_chooser.py 文件源码

def __add_filters(self, dialog, importing):
        """
        Adds filters to indicate opening only .epub files.
        :param dialog:
        """
        if not importing:
            self.__add_native(dialog)
            if os.path.exists("/usr/bin/ebook-convert"):
                self.__add_imports(dialog)
        else:
            self.__add_imports(dialog)

        filter_any = Gtk.FileFilter()
        filter_any.set_name(_("Any files"))
        filter_any.add_pattern("*")
        dialog.add_filter(filter_any)