Class: QgsMapLayerLegend¶
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class
qgis.core.
QgsMapLayerLegend
(parent: QObject = None)¶ Bases:
PyQt5.QtCore.QObject
Constructor for QgsMapLayerLegend
The QgsMapLayerLegend class is abstract interface for implementations of legends for one map layer.
New in version 2.6: Enums
Methods
Returns list of legend nodes to be used for a particular layer tree layer node.
Create new legend implementation for mesh layer
Create new legend implementation for raster layer
Create new legend implementation for vector layer
Reads configuration from a DOM element previously written by writeXml()
Writes configuration to a DOM element, to be used later with readXml()
Signals
Emitted when existing items/nodes got invalid and should be replaced by new ones [signal]
Attributes
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childEvent
()¶
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connectNotify
()¶
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createLayerTreeModelLegendNodes
(self, nodeLayer: QgsLayerTreeLayer) → List[QgsLayerTreeModelLegendNode]¶ Returns list of legend nodes to be used for a particular layer tree layer node. Ownership is transferred to the caller.
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customEvent
()¶
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defaultMeshLegend
(ml: QgsMeshLayer) → QgsMapLayerLegend¶ Create new legend implementation for mesh layer
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defaultRasterLegend
(rl: QgsRasterLayer) → QgsMapLayerLegend¶ Create new legend implementation for raster layer
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defaultVectorLegend
(vl: QgsVectorLayer) → QgsMapLayerLegend¶ Create new legend implementation for vector layer
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disconnectNotify
()¶
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isSignalConnected
()¶
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itemsChanged
¶ Emitted when existing items/nodes got invalid and should be replaced by new ones [signal]
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readXml
(self, elem: QDomElement, context: QgsReadWriteContext)¶ Reads configuration from a DOM element previously written by writeXml()
New in version 3.2.
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receivers
()¶
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sender
()¶
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senderSignalIndex
()¶
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timerEvent
()¶
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writeXml
(self, doc: QDomDocument, context: QgsReadWriteContext) → QDomElement¶ Writes configuration to a DOM element, to be used later with readXml()
New in version 3.2.
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