def add_modal_button(self, name, url, active=False, disabled=False, extra_classes=None, extra_wrapper_classes=None, side=LEFT, position=None, on_close=REFRESH_PAGE): self.populate() item = ButtonList(extra_classes=extra_wrapper_classes, side=side) item.add_modal_button(name, url, active=active, disabled=disabled, extra_classes=extra_classes, on_close=on_close) self.add_item(item, position=position) return item