Class: QgsNullSymbolRendererWidget

class qgis.gui.QgsNullSymbolRendererWidget(layer: QgsVectorLayer, style: QgsStyle, renderer: QgsFeatureRenderer)

Bases: QgsRendererWidget

Constructor for QgsNullSymbolRendererWidget

Blank widget for customizing QgsNullSymbolRenderer.

New in version 2.16.

Parameters
actionEvent(self, QActionEvent)
changeEvent(self, QEvent)
changeSymbolAngle(self)

Change marker angles of selected symbols

changeSymbolColor(self)

Change color of selected symbols

changeSymbolOpacity(self)

Change opacity of selected symbols

changeSymbolSize(self)

Change marker sizes of selected symbols

changeSymbolUnit(self)

Change units mm/map units of selected symbols

changeSymbolWidth(self)

Change line widths of selected symbols

childEvent(self, QChildEvent)
closeEvent(self, QCloseEvent)
connectNotify(self, QMetaMethod)
contextMenuEvent(self, QContextMenuEvent)
contextMenuViewCategories(self, p: QPoint)
copy(self)
create(layer: QgsVectorLayer, style: QgsStyle, renderer: QgsFeatureRenderer)QgsRendererWidget

Creates a new QgsNullSymbolRendererWidget object

Parameters
Return type

QgsRendererWidget

createDataDefinedSizeLegendWidget(self, symbol: QgsMarkerSymbol, ddsLegend: QgsDataDefinedSizeLegend)QgsDataDefinedSizeLegendWidget

Creates widget to setup data-defined size legend. Returns newly created panel - may be None if it could not be opened. Ownership is transferred to the caller.

New in version 3.0.

customEvent(self, QEvent)
destroy(self, destroyWindow: bool = True, destroySubWindows: bool = True)
disconnectNotify(self, QMetaMethod)
dragEnterEvent(self, QDragEnterEvent)
dragLeaveEvent(self, QDragLeaveEvent)
dragMoveEvent(self, QDragMoveEvent)
dropEvent(self, QDropEvent)
enterEvent(self, QEvent)
event(self, QEvent) → bool
focusInEvent(self, QFocusEvent)
focusNextChild(self) → bool
focusNextPrevChild(self, bool) → bool
focusOutEvent(self, QFocusEvent)
focusPreviousChild(self) → bool
hideEvent(self, QHideEvent)
initPainter(self, QPainter)
inputMethodEvent(self, QInputMethodEvent)
isSignalConnected(self, QMetaMethod) → bool
keyPressEvent(self, event: QKeyEvent)

Overridden key press event to handle the esc event on the widget.

Parameters

event – The key event

keyReleaseEvent(self, QKeyEvent)
leaveEvent(self, QEvent)
metric(self, QPaintDevice.PaintDeviceMetric) → int
mouseDoubleClickEvent(self, QMouseEvent)
mouseMoveEvent(self, QMouseEvent)
mousePressEvent(self, QMouseEvent)
mouseReleaseEvent(self, QMouseEvent)
moveEvent(self, QMoveEvent)
nativeEvent(self, Union[QByteArray, bytes, bytearray], sip.voidptr) → Tuple[bool, int]
paintEvent(self, QPaintEvent)
paste(self)
pasteSymbolToSelection(self)

Pastes the clipboard symbol over selected items.

New in version 3.10.

receivers(self, PYQT_SIGNAL) → int
refreshSymbolView(self)
renderer(self)QgsFeatureRenderer

Returns a pointer to the configured renderer

Return type

QgsFeatureRenderer

resizeEvent(self, QResizeEvent)
selectedSymbols(self) → List[QgsSymbol]

Subclasses may provide the capability of changing multiple symbols at once by implementing the following two methods and by connecting the slot contextMenuViewCategories(const QPoint&).

sender(self) → QObject
senderSignalIndex(self) → int
sharedPainter(self) → QPainter
showEvent(self, QShowEvent)
tabletEvent(self, QTabletEvent)
timerEvent(self, QTimerEvent)
updateMicroFocus(self)
wheelEvent(self, QWheelEvent)