Method __setValue

Demo/Lib/qpropmapper.py:229–257

(
        self,
        widget: QWidget,
        key: str,
        default: Any = None,
        updated: bool = False,
    )

        return None

    def __setValue(
        self,
        widget: QWidget,
        key: str,
        default: Any = None,
        updated: bool = False,
    ):
        value: Any = default

        # 1. 首次同步widget属性值到mapper
        if not updated:
            value = self.__getDefault(widget, default)
            self.__log(
                f"[__setValue]: setProperty key: {key}, value: {value} of widget: {self.__widgetInfo(widget)}"
            )
            self.setProperty(key, value)

        if value is None:
            return

        # 2. 设置widget的属性值
        prop: Union[QMetaProperty, None] = self._widgetKey[widget]["prop"]
        if prop is not None:
            if prop.name() == "dateTime" and isinstance(value, str):
                value = QDateTime.fromString(value, Qt.ISODate)
            self.__log(
                f"[__setValue]: update key: {key}, value: {value} of widget: {self.__widgetInfo(widget)}"
            )
            prop.write(widget, value)

    def __setData(self, *args, **kwargs):
        """控件值发生变化时，更新关联控件以及设置mapper数据"""