Subgroup: Raster

Class: QgsRasterBandComboBox¶

class qgis.gui.QgsRasterBandComboBox¶

Bases: PyQt5.QtWidgets.QComboBox

A combobox widget which displays the bands present in a raster layer.

New in version 3.0: Methods

`acceptDrops`
`accessibleDescription`
`accessibleName`
`actionEvent`
`actions`
`activateWindow`
`addAction`
`addActions`
`addItem`	addItem(self, QIcon, str, userData: Any = None)
`addItems`
`adjustSize`
`autoFillBackground`
`backgroundRole`
`baseSize`
`blockSignals`
`changeEvent`
`childAt`	childAt(self, int, int) -> QWidget
`childEvent`
`children`
`childrenRect`
`childrenRegion`
`clear`
`clearEditText`
`clearFocus`
`clearMask`
`close`
`closeEvent`
`colorCount`
`completer`
`connectNotify`
`contentsMargins`
`contentsRect`
`contextMenuEvent`
`contextMenuPolicy`
`count`
`create`
`createWindowContainer`
`currentBand`	Returns the current band number selected in the combobox, or -1 if no band is selected.
`currentData`
`currentIndex`
`currentText`
`cursor`
`customEvent`
`deleteLater`
`depth`
`destroy`
`devType`
`devicePixelRatio`
`devicePixelRatioF`
`devicePixelRatioFScale`
`disconnect`
`disconnectNotify`
`dragEnterEvent`
`dragLeaveEvent`
`dragMoveEvent`
`dropEvent`
`dumpObjectInfo`
`dumpObjectTree`
`duplicatesEnabled`
`dynamicPropertyNames`
`effectiveWinId`
`ensurePolished`
`enterEvent`
`event`
`eventFilter`
`find`
`findChild`	findChild(self, Tuple, name: str = ‘’, options: Union[Qt.FindChildOptions, Qt.FindChildOption] = Qt.FindChildrenRecursively) -> QObject
`findChildren`	findChildren(self, Tuple, name: str = ‘’, options: Union[Qt.FindChildOptions, Qt.FindChildOption] = Qt.FindChildrenRecursively) -> List[QObject]
`findData`
`findText`
`focusInEvent`
`focusNextChild`
`focusNextPrevChild`
`focusOutEvent`
`focusPolicy`
`focusPreviousChild`
`focusProxy`
`focusWidget`
`font`
`fontInfo`
`fontMetrics`
`foregroundRole`
`frameGeometry`
`frameSize`
`geometry`
`getContentsMargins`
`grab`
`grabGesture`
`grabKeyboard`
`grabMouse`	grabMouse(self, Union[QCursor, Qt.CursorShape])
`grabShortcut`
`graphicsEffect`
`graphicsProxyWidget`
`hasFocus`
`hasFrame`
`hasHeightForWidth`
`hasMouseTracking`
`hasTabletTracking`
`height`
`heightForWidth`
`heightMM`
`hide`
`hideEvent`
`hidePopup`
`iconSize`
`inherits`
`initPainter`
`initStyleOption`
`inputMethodEvent`
`inputMethodHints`
`inputMethodQuery`	inputMethodQuery(self, Qt.InputMethodQuery, Any) -> Any
`insertAction`
`insertActions`
`insertItem`	insertItem(self, int, QIcon, str, userData: Any = None)
`insertItems`
`insertPolicy`
`insertSeparator`
`installEventFilter`
`isActiveWindow`
`isAncestorOf`
`isEditable`
`isEnabled`
`isEnabledTo`
`isFullScreen`
`isHidden`
`isLeftToRight`
`isMaximized`
`isMinimized`
`isModal`
`isRightToLeft`
`isShowingNotSetOption`	Returns true if the combo box is showing the “not set” option.
`isSignalConnected`
`isVisible`
`isVisibleTo`
`isWidgetType`
`isWindow`
`isWindowModified`
`isWindowType`
`itemData`
`itemDelegate`
`itemIcon`
`itemText`
`keyPressEvent`
`keyReleaseEvent`
`keyboardGrabber`
`killTimer`
`layer`	Returns the layer currently associated with the combobox.
`layout`
`layoutDirection`
`leaveEvent`
`lineEdit`
`locale`
`logicalDpiX`
`logicalDpiY`
`lower`
`mapFrom`
`mapFromGlobal`
`mapFromParent`
`mapTo`
`mapToGlobal`
`mapToParent`
`mask`
`maxCount`
`maxVisibleItems`
`maximumHeight`
`maximumSize`
`maximumWidth`
`metaObject`
`metric`
`minimumContentsLength`
`minimumHeight`
`minimumSize`
`minimumSizeHint`
`minimumWidth`
`model`
`modelColumn`
`mouseDoubleClickEvent`
`mouseGrabber`
`mouseMoveEvent`
`mousePressEvent`
`mouseReleaseEvent`
`move`	move(self, int, int)
`moveEvent`
`moveToThread`
`nativeEvent`
`nativeParentWidget`
`nextInFocusChain`
`normalGeometry`
`objectName`
`overrideWindowFlags`
`overrideWindowState`
`paintEngine`
`paintEvent`
`paintingActive`
`palette`
`parent`
`parentWidget`
`physicalDpiX`
`physicalDpiY`
`pos`
`previousInFocusChain`
`property`
`pyqtConfigure`	Each keyword argument is either the name of a Qt property or a Qt signal.
`raise_`
`receivers`
`rect`
`releaseKeyboard`
`releaseMouse`
`releaseShortcut`
`removeAction`
`removeEventFilter`
`removeItem`
`render`	render(self, QPainter, targetOffset: QPoint = QPoint(), sourceRegion: QRegion = QRegion(), flags: Union[QWidget.RenderFlags, QWidget.RenderFlag] = QWidget.RenderFlags(QWidget.DrawWindowBackground\|QWidget.DrawChildren))
`repaint`	repaint(self, int, int, int, int)
`resize`	resize(self, int, int)
`resizeEvent`
`restoreGeometry`
`rootModelIndex`
`saveGeometry`
`scroll`	scroll(self, int, int, QRect)
`sender`
`senderSignalIndex`
`setAcceptDrops`
`setAccessibleDescription`
`setAccessibleName`
`setAttribute`
`setAutoFillBackground`
`setBackgroundRole`
`setBand`	Sets the current `band` number selected in the combobox.
`setBaseSize`	setBaseSize(self, QSize)
`setCompleter`
`setContentsMargins`	setContentsMargins(self, QMargins)
`setContextMenuPolicy`
`setCurrentIndex`
`setCurrentText`
`setCursor`
`setDisabled`
`setDuplicatesEnabled`
`setEditText`
`setEditable`
`setEnabled`
`setFixedHeight`
`setFixedSize`	setFixedSize(self, int, int)
`setFixedWidth`
`setFocus`	setFocus(self, Qt.FocusReason)
`setFocusPolicy`
`setFocusProxy`
`setFont`
`setForegroundRole`
`setFrame`
`setGeometry`	setGeometry(self, int, int, int, int)
`setGraphicsEffect`
`setHidden`
`setIconSize`
`setInputMethodHints`
`setInsertPolicy`
`setItemData`
`setItemDelegate`
`setItemIcon`
`setItemText`
`setLayer`	Sets the raster `layer` for which the bands are listed in the combobox.
`setLayout`
`setLayoutDirection`
`setLineEdit`
`setLocale`
`setMask`	setMask(self, QRegion)
`setMaxCount`
`setMaxVisibleItems`
`setMaximumHeight`
`setMaximumSize`	setMaximumSize(self, QSize)
`setMaximumWidth`
`setMinimumContentsLength`
`setMinimumHeight`
`setMinimumSize`	setMinimumSize(self, QSize)
`setMinimumWidth`
`setModel`
`setModelColumn`
`setMouseTracking`
`setObjectName`
`setPalette`
`setParent`	setParent(self, QWidget, Union[Qt.WindowFlags, Qt.WindowType])
`setProperty`
`setRootModelIndex`
`setShortcutAutoRepeat`
`setShortcutEnabled`
`setShowNotSetOption`	Sets whether the combo box should show the “not set” option.
`setSizeAdjustPolicy`
`setSizeIncrement`	setSizeIncrement(self, QSize)
`setSizePolicy`	setSizePolicy(self, QSizePolicy.Policy, QSizePolicy.Policy)
`setStatusTip`
`setStyle`
`setStyleSheet`
`setTabOrder`
`setTabletTracking`
`setToolTip`
`setToolTipDuration`
`setUpdatesEnabled`
`setValidator`
`setView`
`setVisible`
`setWhatsThis`
`setWindowFilePath`
`setWindowFlag`
`setWindowFlags`
`setWindowIcon`
`setWindowIconText`
`setWindowModality`
`setWindowModified`
`setWindowOpacity`
`setWindowRole`
`setWindowState`
`setWindowTitle`
`sharedPainter`
`show`
`showEvent`
`showFullScreen`
`showMaximized`
`showMinimized`
`showNormal`
`showPopup`
`signalsBlocked`
`size`
`sizeAdjustPolicy`
`sizeHint`
`sizeIncrement`
`sizePolicy`
`stackUnder`
`startTimer`
`statusTip`
`style`
`styleSheet`
`tabletEvent`
`testAttribute`
`thread`
`timerEvent`
`toolTip`
`toolTipDuration`
`tr`
`underMouse`
`ungrabGesture`
`unsetCursor`
`unsetLayoutDirection`
`unsetLocale`
`update`	update(self, QRect)
`updateGeometry`
`updateMicroFocus`
`updatesEnabled`
`validator`
`view`
`visibleRegion`
`whatsThis`
`wheelEvent`
`width`
`widthMM`
`winId`
`window`
`windowFilePath`
`windowFlags`
`windowHandle`
`windowIcon`
`windowIconText`
`windowModality`
`windowOpacity`
`windowRole`
`windowState`
`windowTitle`
`windowType`
`x`
`y`

Attributes

`AdjustToContents`
`AdjustToContentsOnFirstShow`
`AdjustToMinimumContentsLength`
`AdjustToMinimumContentsLengthWithIcon`
`DrawChildren`
`DrawWindowBackground`
`IgnoreMask`
`InsertAfterCurrent`
`InsertAlphabetically`
`InsertAtBottom`
`InsertAtCurrent`
`InsertAtTop`
`InsertBeforeCurrent`
`NoInsert`
`PdmDepth`
`PdmDevicePixelRatio`
`PdmDevicePixelRatioScaled`
`PdmDpiX`
`PdmDpiY`
`PdmHeight`
`PdmHeightMM`
`PdmNumColors`
`PdmPhysicalDpiX`
`PdmPhysicalDpiY`
`PdmWidth`
`PdmWidthMM`
`activated`	activated(self, int) [signal]
`bandChanged`	This signal is emitted when the currently selected band changes.
`currentIndexChanged`	currentIndexChanged(self, int) [signal]
`currentTextChanged`	currentTextChanged(self, str) [signal]
`customContextMenuRequested`	customContextMenuRequested(self, QPoint) [signal]
`destroyed`	destroyed(self, QObject = None) [signal]
`editTextChanged`	editTextChanged(self, str) [signal]
`highlighted`	highlighted(self, int) [signal]
`objectNameChanged`	objectNameChanged(self, str) [signal]
`staticMetaObject`
`windowIconChanged`	windowIconChanged(self, QIcon) [signal]
`windowIconTextChanged`	windowIconTextChanged(self, str) [signal]
`windowTitleChanged`	windowTitleChanged(self, str) [signal]

actionEvent()¶

bandChanged¶: This signal is emitted when the currently selected band changes. [signal]

changeEvent()¶

childEvent()¶

closeEvent()¶

connectNotify()¶

contextMenuEvent()¶

create()¶

currentBand(self) → int¶: Returns the current band number selected in the combobox, or -1 if no band is selected.

See also

setBand()

customEvent()¶

destroy()¶

disconnectNotify()¶

dragEnterEvent()¶

dragLeaveEvent()¶

dragMoveEvent()¶

dropEvent()¶

enterEvent()¶

focusInEvent()¶

focusNextChild()¶

focusNextPrevChild()¶

focusOutEvent()¶

focusPreviousChild()¶

hideEvent()¶

initPainter()¶

initStyleOption()¶

inputMethodEvent()¶

isShowingNotSetOption(self) → bool¶: Returns true if the combo box is showing the “not set” option.

See also

setShowNotSetOption()

isSignalConnected()¶

keyPressEvent()¶

keyReleaseEvent()¶

layer(self) → QgsRasterLayer¶: Returns the layer currently associated with the combobox.

See also

setLayer()

leaveEvent()¶

metric()¶

mouseDoubleClickEvent()¶

mouseMoveEvent()¶

mousePressEvent()¶

mouseReleaseEvent()¶

moveEvent()¶

nativeEvent()¶

paintEvent()¶

receivers()¶

resizeEvent()¶

sender()¶

senderSignalIndex()¶

setBand(self, band: int)¶: Sets the current band number selected in the combobox.

See also

band()

setLayer(self, layer: QgsMapLayer)¶: Sets the raster layer for which the bands are listed in the combobox. If no layer is set or a non-raster layer is set then the combobox will be empty.

See also

layer()

setShowNotSetOption(self, show: bool, string: str = '')¶: Sets whether the combo box should show the “not set” option. Optionally the built in “not set” text can be overridden by specifying a string.

See also

setShowNotSetOption()

sharedPainter()¶

showEvent()¶

tabletEvent()¶

timerEvent()¶

updateMicroFocus()¶

wheelEvent()¶