@dataclass

    class StyleProperty:

        name: str

        attr: Union[str, Callable]

        fromString: Callable

        toString: Callable = None

        limits: Tuple[Any, Any] = (None, None)

        validators: Tuple[Optional[Callable], Optional[Callable]] = (None, None)

 

    def create_table(self):

        logger.debug("lstab create")

        self.properties = [

            self.StyleProperty('Name', 'name', str, None, (None, None), (self.validate_name, None)),

            self.StyleProperty('Parent', 'parent', str, None, (None, None), (None, None)),

            self.StyleProperty('Font', 'font', str, None, (None, None), (None, None)),

            self.StyleProperty('Font size', 'font_size', float, None, (0, None), (op.ge, None)),

            self.StyleProperty('Width', 'width', float, None, (None, None), (None, None)),