Class: QgsWmsLegendNode

class qgis.core.QgsWmsLegendNode

Bases: QgsLayerTreeModelLegendNode

Implementation of legend node interface for displaying WMS legend entries

QgsWmsLegendNode(nodeLayer: Optional[QgsLayerTreeLayer], parent: Optional[QObject] = None) Constructor for QgsWmsLegendNode.

Parameters:

• nodeLayer – layer node

• parent –

  attach a parent QObject to the legend node.

  Methods

  childEvent
  connectNotify
  createTemporaryRenderContext	Returns a temporary context or None if legendMapViewData are not valid
  customEvent
  data	param role:
  disconnectNotify
  drawSymbol	param settings:
  exportSymbolToJson	param settings:
  invalidateMapBasedData
  isSignalConnected
  receivers
  sender
  senderSignalIndex
  timerEvent

childEvent(self, a0: QChildEvent | None)

connectNotify(self, signal: QMetaMethod)

createTemporaryRenderContext(self) → QgsRenderContext | None

Returns a temporary context or None if legendMapViewData are not valid

customEvent(self, a0: QEvent | None)

data(self, role: int) → Any

Parameters:

role (int)

Return type:

Any

disconnectNotify(self, signal: QMetaMethod)

drawSymbol(self, settings: QgsLegendSettings, ctx: QgsLayerTreeModelLegendNode.ItemContext | None, itemHeight: float) → QSizeF

Parameters:

• settings (QgsLegendSettings)

• ctx (Optional[QgsLayerTreeModelLegendNode.ItemContext])

• itemHeight (float)

Return type:

QSizeF

exportSymbolToJson(self, settings: QgsLegendSettings, context: QgsRenderContext) → Dict[str, QJsonValue]

Parameters:

• settings (QgsLegendSettings)

• context (QgsRenderContext)

Return type:

Dict[str, QJsonValue]

invalidateMapBasedData(self)

isSignalConnected(self, signal: QMetaMethod) → bool

receivers(self, signal: PYQT_SIGNAL) → int

sender(self) → QObject | None

senderSignalIndex(self) → int

timerEvent(self, a0: QTimerEvent | None)