HYTOS

        try:

            cell = self.item(row, 0)

            if cell is not None:

                data = cell.data(Qt.UserRole)

                if data is not None and not data.is_selectable:

                    if self._item: self._item.properties[data] = self.item(row, column).text()

        except Exception as ex:

            from App import App

            from AppDocData import MessageType

            message = 'error occured({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, sys.exc_info()[-1].tb_lineno)

            App.mainWnd().addMessage.emit(MessageType.Error, message)