Class: QgsValueRelationSearchWidgetWrapper¶
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class
qgis.gui.
QgsValueRelationSearchWidgetWrapper
(vl: QgsVectorLayer, fieldIdx: int, parent: QWidget = None)¶ Bases:
QgsSearchWidgetWrapper
Constructor for QgsValueRelationSearchWidgetWrapper
Wraps a value relation search widget. This widget will offer a combobox with values from another layer referenced by a foreign key (a constraint may be set but is not required on data level). It will be used as a search widget and produces expression to look for in the layer.
- Parameters
vl (QgsVectorLayer) –
fieldIdx (int) –
parent –
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applyDirectly
(self) → bool¶ - Return type
bool
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childEvent
(self, QChildEvent)¶
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clearExpression
(self)¶ clears the expression to search for all features
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clearWidget
(self)¶
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connectNotify
(self, QMetaMethod)¶
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createExpression
(self, flags: Union[QgsSearchWidgetWrapper.FilterFlags, QgsSearchWidgetWrapper.FilterFlag]) → str¶ - Parameters
flags (Union[QgsSearchWidgetWrapper.FilterFlags) –
- Return type
str
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createWidget
(self, parent: QWidget) → QWidget¶ - Parameters
parent (QWidget) –
- Return type
QWidget
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customEvent
(self, QEvent)¶
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defaultFlags
(self) → QgsSearchWidgetWrapper.FilterFlags¶ - Return type
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disconnectNotify
(self, QMetaMethod)¶
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expression
(self) → str¶ - Return type
str
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initWidget
(self, editor: QWidget)¶ - Parameters
editor (QWidget) –
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isSignalConnected
(self, QMetaMethod) → bool¶
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onValueChanged
(self)¶ Called when current value of search widget changes
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receivers
(self, PYQT_SIGNAL) → int¶
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sender
(self) → QObject¶
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senderSignalIndex
(self) → int¶
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setEnabled
(self, enabled: bool)¶ - Parameters
enabled (bool) –
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setExpression
(self, exp: str)¶ - Parameters
exp (str) –
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setFeature
(self, feature: QgsFeature)¶
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supportedFlags
(self) → QgsSearchWidgetWrapper.FilterFlags¶ - Return type
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timerEvent
(self, QTimerEvent)¶
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valid
(self) → bool¶ - Return type
bool
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value
(self) → Any¶ - Return type
Any