| 37 | |
| 38 | |
| 39 | class QModelMapper(QObject): |
| 40 | Debug = False |
| 41 | valueChanged = Signal() |
| 42 | Signal = ( |
| 43 | "dateTimeChanged", |
| 44 | "currentTextChanged", |
| 45 | "valueChanged", |
| 46 | "toggled", |
| 47 | "textChanged", |
| 48 | ) |
| 49 | Props = ( |
| 50 | "dateTime", |
| 51 | "html", |
| 52 | "plainText", |
| 53 | "currentText", |
| 54 | "checked", |
| 55 | "value", |
| 56 | "text", |
| 57 | ) |
| 58 | |
| 59 | def __init__(self, *args, **kwargs): |
| 60 | self._delay = kwargs.pop("delay", 50) |
| 61 | data = kwargs.pop("data", {}) |
| 62 | super().__init__(*args, **kwargs) |
| 63 | self._old = deepcopy(data) |
| 64 | self._widgetkey = {} |
| 65 | self._keywidget = {} |
| 66 | self._timer = QTimer(self) |
| 67 | self._timer.setSingleShot(True) |
| 68 | self._timer.timeout.connect(self.valueChanged.emit) |
| 69 | self._model = QJsonModel(self.parent(), data=data) |
| 70 | self._model.dataChanged.connect(self.onItemDataChanged) |
| 71 | |
| 72 | def bind(self, widget: QWidget, key: str, default: Any = None, prop: str = ""): |
| 73 | if widget not in self._widgetkey: |
| 74 | self._widgetkey[widget] = { |
| 75 | "key": key, |
| 76 | "prop": self.getProperty(widget, prop), |
| 77 | } |
| 78 | self._setValue(widget, key, default) |
| 79 | |
| 80 | # record all widgets for key |
| 81 | if key not in self._keywidget: |
| 82 | self._keywidget[key] = set() |
| 83 | self._keywidget[key].add(widget) |
| 84 | |
| 85 | for signal in self.Signal: |
| 86 | signal = getattr(widget, signal, None) |
| 87 | if signal: |
| 88 | signal.connect(self._setData) |
| 89 | break |
| 90 | |
| 91 | def isModify(self) -> bool: |
| 92 | return self._model.toDict() != self._old |
| 93 | |
| 94 | def getModel(self) -> QJsonModel: |
| 95 | return self._model |
| 96 | |