Class: QgsCategorizedSymbolRendererWidget

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

Bases: QgsRendererWidget

Parameters
actionEvent(self, QActionEvent)
addCategories(self)
addCategory(self)
applyChangeToSymbol(self)

Applies current symbol to selected categories, or to all categories if none is selected

applyColorRamp(self)

Applies the color ramp passed on by the color ramp button

categoriesDoubleClicked(self, idx: QModelIndex)
Parameters

idx (QModelIndex) –

categoryColumnChanged(self, field: str)
Parameters

field (str) –

changeCategorizedSymbol(self)
changeCategorySymbol(self)
changeEvent(self, QEvent)
changeSelectedSymbols(self)

Changes the selected symbols alone for the change button, if there is a selection

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
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.

currentCategoryRow(self) → int

Returns row index for the currently selected category (-1 if on no selection)

Return type

int

customEvent(self, QEvent)
deleteAllCategories(self)
deleteCategories(self)
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)
Parameters

event (QKeyEvent) –

keyReleaseEvent(self, QKeyEvent)
leaveEvent(self, QEvent)
matchToSymbols(self, style: QgsStyle) → int

Replaces category symbols with the symbols from a style that have a matching name.

Parameters

style (QgsStyle) – style containing symbols to match with

Return type

int

Returns

number of symbols matched

New in version 2.9.

matchToSymbolsFromLibrary(self)

Replaces category symbols with the symbols from the users’ symbol library that have a matching name.

See also

matchToSymbols()

New in version 2.9.

matchToSymbolsFromXml(self)

Prompts for selection of an xml file, then replaces category symbols with the symbols from the XML file with a matching name.

See also

matchToSymbols()

New in version 2.9.

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)
populateCategories(self)
receivers(self, PYQT_SIGNAL) → int
refreshSymbolView(self)
renderer(self)QgsFeatureRenderer
Return type

QgsFeatureRenderer

resizeEvent(self, QResizeEvent)
rowsMoved(self)
selectedCategories(self) → List[int]

Returns a list of indexes for the categories under selection

Return type

List[int]

selectedCategoryList(self) → List[QgsRendererCategory]
Return type

List[QgsRendererCategory]

selectedSymbols(self) → List[QgsSymbol]
Return type

List[QgsSymbol]

sender(self) → QObject
senderSignalIndex(self) → int
setContext(self, context: QgsSymbolWidgetContext)
Parameters

context (QgsSymbolWidgetContext) –

sharedPainter(self) → QPainter
showEvent(self, QShowEvent)
showSymbolLevels(self)
tabletEvent(self, QTabletEvent)
timerEvent(self, QTimerEvent)
updateMicroFocus(self)
updateUiFromRenderer(self)
wheelEvent(self, QWheelEvent)