Qt 6.2 中的新类和函数

This page contains a comprehensive list of all new classes and functions introduced in Qt 6.2.

• 新名称空间
• 新类
• 新成员函数
• 名称空间中的新函数
• 新全局函数
• 新宏
• 新枚举类型
• New Enum Values
• 新特性
• 新的变量
• 新 QML 类型
• 新 QML 特性
• 新 QML 方法

新名称空间

(preliminary) namespace

QtAndroidPrivate

新类

A

QAndroidActivityResultReceiver

QAndroidApplication ( QNativeInterface )

QAndroidBinder

QAndroidIntent

QAndroidParcel

QAndroidService

QAndroidServiceConnection

C

QColorAxis

H

QHashSeed

M

QModbusRtuSerialClient

QModbusRtuSerialServer

N

QNmeaSatelliteInfoSource

Q

QQuick3DInstancing

R

QRgbaFloat

S

SystemId ( QCalendar )

W

QWebEngineContextMenuRequest

QWebEngineHistoryModel

QWebEngineLoadingInfo

QWebEngineNavigationRequest

QWebEngineNewWindowRequest

X

QX11Application ( QNativeInterface )

新成员函数

类 QAbstractAxis :

(从 6.2 起) void	labelsTruncatedChanged (bool labelsTruncated )
(从 6.2 起) void	truncateLabelsChanged (bool truncateLabels )

类 QAbstractProxyModel :

(从 6.2 起) QModelIndex

createSourceIndex (int row , int col , void * internalPtr ) const

类 QAbstractSocket :

(从 6.2 起) bool

bind (QHostAddress::SpecialAddress addr , quint16 port , QAbstractSocket::BindMode mode )

类 QBarSet :

(从 6.2 起) void	deselectAllBars ()
(从 6.2 起) void	deselectBar (int index )
(从 6.2 起) void	deselectBars (const QList<int> & indexes )
(从 6.2 起) bool	isBarSelected (int index ) const
(从 6.2 起) void	selectAllBars ()
(从 6.2 起) void	selectBar (int index )
(从 6.2 起) void	selectBars (const QList<int> & indexes )
(从 6.2 起) QList<int>	selectedBars () const
(从 6.2 起) QColor	selectedColor () const
(从 6.2 起) void	setBarSelected (int index , bool selected )
(从 6.2 起) void	setSelectedColor (const QColor & color )
(从 6.2 起) void	toggleSelection (const QList<int> & indexes )

类 QBluetoothDeviceDiscoveryAgent :

(从 6.2 起) void

errorOccurred (QBluetoothDeviceDiscoveryAgent::Error error )

类 QBluetoothDeviceInfo :

(从 6.2 起) void

setName (const QString & name )

类 QBluetoothLocalDevice :

(从 6.2 起) void

errorOccurred (QBluetoothLocalDevice::Error error )

类 QBluetoothServer :

(从 6.2 起) void

errorOccurred (QBluetoothServer::Error error )

类 QBluetoothServiceDiscoveryAgent :

(从 6.2 起) void

errorOccurred (QBluetoothServiceDiscoveryAgent::Error error )

类 QBluetoothSocket :

(从 6.2 起) void

errorOccurred (QBluetoothSocket::SocketError error )

类 QByteArray :

(从 6.2 起) qsizetype

lastIndexOf (QByteArrayView bv ) const

类 QByteArrayView :

(从 6.2 起) int	compare (QByteArrayView bv , Qt::CaseSensitivity cs ) const
(从 6.2 起) qsizetype	lastIndexOf (QByteArrayView bv ) const

类 QCanBusDevice :

(从 6.2 起) virtual QCanBusDeviceInfo

deviceInfo () const

类 QCanBusDeviceInfo :

(从 6.2 起) QString

plugin () const

类 QColorSpace :

(从 6.2 起) QString	description () const
(从 6.2 起) void	setDescription (const QString & description )

类 QFileInfo :

(从 6.2 起) std::filesystem::path	filesystemJunctionTarget () const
(从 6.2 起) QString	junctionTarget () const

类 QFlags :

(从 6.2 起) QFlags<T>	fromInt (QFlags<T>::Int i )
(从 6.2 起) QFlags<T>	operator& (QFlags<T> other ) const
(从 6.2 起) QFlags<T> &	operator&= (QFlags<T> mask )
(从 6.2 起) size_t	qHash (QFlags<Enum> flags , size_t seed )
(从 6.2 起) bool	testAnyFlag (Enum flag ) const
(从 6.2 起) bool	testAnyFlags (QFlags<T> flags ) const
(从 6.2 起) bool	testFlags (QFlags<T> flags ) const
(从 6.2 起) QFlags<T>::Int	toInt () const

类 QGeoAddress :

(从 6.2 起) QGeoAddress &	operator= (QGeoAddress & other )
(从 6.2 起) void	setStreetNumber (const QString & streetNumber )
(从 6.2 起) QString	streetNumber () const

类 QGeoAreaMonitorInfo :

(从 6.2 起) QGeoAreaMonitorInfo &

operator= (QGeoAreaMonitorInfo && other )

类 QGeoAreaMonitorSource :

(从 6.2 起) virtual QVariant	backendProperty (const QString & name ) const
(从 6.2 起) virtual bool	setBackendProperty (const QString & name , const QVariant & value )

类 QGeoCoordinate :

(从 6.2 起) QGeoCoordinate &

operator= (QGeoCoordinate && other )

类 QGeoLocation :

(从 6.2 起) QGeoShape	boundingShape () const
(从 6.2 起) QGeoLocation &	operator= (QGeoLocation && other )
(从 6.2 起) void	setBoundingShape (const QGeoShape & boundingShape )

类 QGeoPositionInfo :

(从 6.2 起) QGeoPositionInfo &

operator= (QGeoPositionInfo && other )

类 QGeoSatelliteInfo :

(从 6.2 起) QGeoSatelliteInfo &

operator= (QGeoSatelliteInfo && other )

类 QGeoSatelliteInfoSource :

(从 6.2 起) virtual QVariant	backendProperty (const QString & name ) const
(从 6.2 起) virtual bool	setBackendProperty (const QString & name , const QVariant & value )

类 QGraphicsSceneEvent :

(从 6.2 起) quint64

timestamp () const

类 QGraphicsSceneWheelEvent :

(从 6.2 起) bool	isInverted () const
(从 6.2 起) Qt::ScrollPhase	phase () const
(从 6.2 起) QPoint	pixelDelta () const

类 QImage :

(从 6.2 起) QSizeF	deviceIndependentSize () const
(从 6.2 起) QImage	fromData (QByteArrayView data , const char * format )
(从 6.2 起) bool	loadFromData (QByteArrayView data , const char * format )

类 QJSEngine :

(从 6.2 起) QJSValue

newSymbol (const QString & name )

类 QJniEnvironment :

(从 6.2 起) jfieldID	findField (jclass clazz , const char * fieldName , const char * signature )
(从 6.2 起) jmethodID	findMethod (jclass clazz , const char * methodName , const char * signature )
(从 6.2 起) jfieldID	findStaticField (jclass clazz , const char * fieldName , const char * signature )
(从 6.2 起) jmethodID	findStaticMethod (jclass clazz , const char * methodName , const char * signature )
(从 6.2 起) bool	isValid () const

类 QJniObject :

(从 6.2 起) QByteArray	className () const
(从 6.2 起) jclass	objectClass () const

类 QLatin1StringView :

(从 6.2 起) qsizetype	lastIndexOf (QStringView str , Qt::CaseSensitivity cs ) const
(从 6.2 起) qsizetype	lastIndexOf (QLatin1StringView l1 , Qt::CaseSensitivity cs ) const

类 QLegend :

(从 6.2 起) void	attachedToChartChanged (bool attached )
(从 6.2 起) bool	isInteractive () const
(从 6.2 起) void	setInteractive (bool interactive )

类 QLocale :

(从 6.2 起) QLocale::Territory	codeToTerritory (QStringView territoryCode )
(从 6.2 起) QString	nativeTerritoryName () const
(从 6.2 起) QLocale::Territory	territory () const
(从 6.2 起) QString	territoryToCode (QLocale::Territory territory )
(从 6.2 起) QString	territoryToString (QLocale::Territory territory )

类 QLockFile :

(从 6.2 起) void	setStaleLockTime (std::chrono::milliseconds staleLockTime )
(从 6.2 起) std::chrono::milliseconds	staleLockTimeAsDuration () const
(从 6.2 起) bool	tryLock (std::chrono::milliseconds timeout )

类 QLowEnergyCharacteristic :

(从 6.2 起) QLowEnergyDescriptor

clientCharacteristicConfiguration () const

类 QLowEnergyController :

(从 6.2 起) QLowEnergyController *	createPeripheral (const QBluetoothAddress & localDevice , QObject * parent )
(从 6.2 起) void	errorOccurred (QLowEnergyController::Error newError )
(从 6.2 起) int	mtu () const

类 QLowEnergyService :

(从 6.2 起) void

errorOccurred (QLowEnergyService::ServiceError newError )

类 QMetaMethod :

(从 6.2 起) bool

isConst () const

类 QMetaObject :

(从 6.2 起) QMetaType

metaType () const

类 QModbusRtuSerialServer :

(从 6.2 起) int	interFrameDelay () const
(从 6.2 起) void	setInterFrameDelay (int microseconds )

类 QNativeGestureEvent :

(从 6.2 起) QPointF	delta () const
(从 6.2 起) int	fingerCount () const

类 QAndroidApplication :

(从 6.2 起) QJniObject	context ()
(从 6.2 起) void	hideSplashScreen (int duration )
(从 6.2 起) bool	isActivityContext ()
(从 6.2 起) QFuture<QVariant>	runOnAndroidMainThread (const std::function<QVariant ()> & runnable , const QDeadlineTimer timeout )
(从 6.2 起) int	sdkVersion ()

类 QNdefFilter :

(从 6.2 起) bool

match (const QNdefMessage & message ) const

类 QNdefMessage :

(从 6.2 起) QNdefMessage &	operator= (const QNdefMessage & other )
(从 6.2 起) QNdefMessage &	operator= (QNdefMessage && other )

类 QNdefRecord :

(从 6.2 起) void

clear ()

类 QNearFieldManager :

(从 6.2 起) bool	isEnabled () const
(从 6.2 起) void	setUserInformation (const QString & message )
(从 6.2 起) void	targetDetectionStopped ()

类 QNetworkCacheMetaData :

(从 6.2 起) QDebug

operator<< (QDebug debug , const QNetworkAddressEntry & entry )

类 QNetworkRequest :

(从 6.2 起) qint64	decompressedSafetyCheckThreshold () const
(从 6.2 起) void	setDecompressedSafetyCheckThreshold (qint64 threshold )

类 QPixmap :

(从 6.2 起) QSizeF

deviceIndependentSize () const

类 QQmlContext :

(从 6.2 起) QObject *

objectForName (const QString & name ) const

类 QQmlListReference :

(从 6.2 起) qsizetype

size () const

类 QQuickItemGrabResult :

(从 6.2 起) bool

saveToFile (const QUrl & filePath ) const

类 QQuickRenderTarget :

(从 6.2 起) QQuickRenderTarget

fromOpenGLRenderBuffer (uint renderbufferId , const QSize & pixelSize , int sampleCount )

类 QSqlQuery :

(从 6.2 起) QSqlQuery &	operator= (QSqlQuery && other )
(从 6.2 起) void	swap (QSqlQuery & other )

类 QSqlQueryModel :

(从 6.2 起) void

setQuery (QSqlQuery && query )

类 QString :

(从 6.2 起) qsizetype	lastIndexOf (QLatin1StringView str , Qt::CaseSensitivity cs ) const
(从 6.2 起) qsizetype	lastIndexOf (const QString & str , Qt::CaseSensitivity cs ) const
(从 6.2 起) qsizetype	lastIndexOf (QStringView str , Qt::CaseSensitivity cs ) const
(从 6.2 起) qsizetype	lastIndexOf (const QRegularExpression & re , QRegularExpressionMatch * rmatch ) const

类 QStringView :

(从 6.2 起) qsizetype	lastIndexOf (QStringView str , Qt::CaseSensitivity cs ) const
(从 6.2 起) qsizetype	lastIndexOf (QLatin1StringView l1 , Qt::CaseSensitivity cs ) const
(从 6.2 起) qsizetype	lastIndexOf (const QRegularExpression & re , QRegularExpressionMatch * rmatch ) const

类 QTimeZone :

(从 6.2 起) QLocale::Territory

territory () const

类 QUntypedBindable :

(从 6.2 起) QMetaType

metaType () const

类 QWaylandBufferRef :

(从 6.2 起) bool

hasProtectedContent () const

类 QWebEnginePage :

(从 6.2 起) void	loadingChanged (const QWebEngineLoadingInfo & loadingInfo )
(从 6.2 起) void	navigationRequested (QWebEngineNavigationRequest & request )
(从 6.2 起) void	newWindowRequested (QWebEngineNewWindowRequest & request )

类 QWebEngineProfile :

(从 6.2 起) void	requestIconForIconURL (const QUrl & url , int desiredSizeInPixel , std::function<void (const QIcon &, const QUrl &)> iconAvailableCallback ) const
(从 6.2 起) void	requestIconForPageURL (const QUrl & url , int desiredSizeInPixel , std::function<void (const QIcon &, const QUrl &, const QUrl &)> iconAvailableCallback ) const

类 QWebEngineView :

(从 6.2 起) QWebEngineView *	forPage (const QWebEnginePage * page )
(从 6.2 起) QWebEngineContextMenuRequest *	lastContextMenuRequest () const
(从 6.2 起) void	pdfPrintingFinished (const QString & filePath , bool success )
(从 6.2 起) void	print (QPrinter * printer )
(从 6.2 起) void	printFinished (bool success )
(从 6.2 起) void	printRequested ()
(从 6.2 起) void	printToPdf (const QString & filePath , const QPageLayout & layout , const QPageRanges & ranges )
(从 6.2 起) void	printToPdf (const std::function<void (const QByteArray &)> & resultCallback , const QPageLayout & layout , const QPageRanges & ranges )

类 QWebSocket :

(从 6.2 起) void	alertReceived (QSsl::AlertLevel level , QSsl::AlertType type , const QString & description )
(从 6.2 起) void	alertSent (QSsl::AlertLevel level , QSsl::AlertType type , const QString & description )
(从 6.2 起) void	continueInterruptedHandshake ()
(从 6.2 起) void	handshakeInterruptedOnError (const QSslError & error )
(从 6.2 起) void	peerVerifyError (const QSslError & error )

类 QWebSocketServer :

(从 6.2 起) void	alertReceived (QSsl::AlertLevel level , QSsl::AlertType type , const QString & description )
(从 6.2 起) void	alertSent (QSsl::AlertLevel level , QSsl::AlertType type , const QString & description )
(从 6.2 起) void	handshakeInterruptedOnError (const QSslError & error )

类 QXYSeries :

(从 6.2 起) QPair<qreal, qreal>	bestFitLineEquation (bool & ok ) const
(从 6.2 起) void	clearPointConfiguration (const int index )
(从 6.2 起) void	clearPointConfiguration (const int index , const QXYSeries::PointConfiguration key )
(从 6.2 起) void	clearPointsConfiguration ()
(从 6.2 起) void	clearPointsConfiguration (const QXYSeries::PointConfiguration key )
(从 6.2 起) void	colorBy (const QList<qreal> & sourceData , const QLinearGradient & gradient )
(从 6.2 起) void	deselectAllPoints ()
(从 6.2 起) void	deselectPoint (int index )
(从 6.2 起) void	deselectPoints (const QList<int> & indexes )
(从 6.2 起) bool	isPointSelected (int index )
(从 6.2 起) const QImage &	lightMarker () const
(从 6.2 起) void	lightMarkerChanged (const QImage & lightMarker )
(从 6.2 起) qreal	markerSize () const
(从 6.2 起) QHash<QXYSeries::PointConfiguration, QVariant>	pointConfiguration (const int index ) const
(从 6.2 起) QHash<int, QHash<QXYSeries::PointConfiguration, QVariant>>	pointsConfiguration () const
(从 6.2 起) void	selectAllPoints ()
(从 6.2 起) void	selectPoint (int index )
(从 6.2 起) void	selectPoints (const QList<int> & indexes )
(从 6.2 起) const QImage &	selectedLightMarker () const
(从 6.2 起) QList<int>	selectedPoints () const
(从 6.2 起) void	setLightMarker (const QImage & lightMarker )
(从 6.2 起) void	setMarkerSize (qreal size )
(从 6.2 起) void	setPointConfiguration (const int index , const QHash<QXYSeries::PointConfiguration, QVariant> & configuration )
(从 6.2 起) void	setPointConfiguration (const int index , const QXYSeries::PointConfiguration key , const QVariant & value )
(从 6.2 起) void	setPointSelected (int index , bool selected )
(从 6.2 起) void	setPointsConfiguration (const QHash<int, QHash<QXYSeries::PointConfiguration, QVariant>> & pointsConfiguration )
(从 6.2 起) void	setSelectedLightMarker (const QImage & selectedLightMarker )
(从 6.2 起) void	sizeBy (const QList<qreal> & sourceData , const qreal minSize , const qreal maxSize )
(从 6.2 起) void	toggleSelection (const QList<int> & indexes )

名称空间中的新函数

(从 6.2 起) void	beginPropertyUpdateGroup ()
(从 6.2 起) bool	bindService (const QAndroidIntent & serviceIntent , const QAndroidServiceConnection & serviceConnection , QtAndroidPrivate::BindFlags flags )
(preliminary) QFuture<QtAndroidPrivate::PermissionResult>	checkPermission (const QString & permission )
(从 6.2 起) void	endPropertyUpdateGroup ()
(preliminary) QFuture<QtAndroidPrivate::PermissionResult>	requestPermission (const QString & permission )
(从 6.2 起) void	startActivity (const QJniObject & intent , int receiverRequestCode , std::function<void (int, int, const QJniObject &)> callbackFunc )
(从 6.2 起) void	startActivity (const QAndroidIntent & intent , int receiverRequestCode , QAndroidActivityResultReceiver * resultReceiver )
(从 6.2 起) void	startActivity (const QJniObject & intent , int receiverRequestCode , QAndroidActivityResultReceiver * resultReceiver )
(从 6.2 起) void	startIntentSender (const QJniObject & intentSender , int receiverRequestCode , QAndroidActivityResultReceiver * resultReceiver )

新全局函数

(从 6.2 起) std::underlying_type_t<Enum>	qToUnderlying (Enum e )
(从 6.2 起) const char *	qWebEngineChromiumVersion ()
(从 6.2 起) const char *	qWebEngineVersion ()

新宏

(从 6.2 起)	PRIXQUINTPTR
(从 6.2 起)	PRIdQINTPTR
(从 6.2 起)	PRIdQPTRDIFF
(从 6.2 起)	PRIdQSIZETYPE
(从 6.2 起)	PRIiQINTPTR
(从 6.2 起)	PRIiQPTRDIFF
(从 6.2 起)	PRIiQSIZETYPE
(从 6.2 起)	PRIoQUINTPTR
(从 6.2 起)	PRIuQUINTPTR
(从 6.2 起)	PRIxQUINTPTR
(从 6.2 起)	Q_IMPORT_QML_PLUGIN ( PluginName )

新枚举类型

(从 6.2 起) enum	RubberBand { NoRubberBand, VerticalRubberBand, HorizontalRubberBand, RectangleRubberBand, ClickThroughRubberBand }
(从 6.2 起) enum	SocketOption { NoOptions, AbstractNamespaceOption }
(从 6.2 起) enum	DiscoveryMode { FullDiscovery, SkipValueDiscovery }
(从 6.2 起) enum	EditFlag { CanUndo, CanRedo, CanCut, CanCopy, CanPaste, …, CanEditRichly }
(从 6.2 起) enum	MediaFlag { MediaInError, MediaPaused, MediaMuted, MediaLoop, MediaCanSave, …, MediaCanRotate }
(从 6.2 起) enum	MediaType { MediaTypeNone, MediaTypeImage, MediaTypeVideo, MediaTypeAudio, MediaTypeCanvas, …, MediaTypePlugin }
(从 6.2 起) enum class	PointConfiguration { Color, Size, Visibility, LabelVisibility, LabelFormat }
(从 6.2 起) enum class	BindFlag { None, AutoCreate, DebugUnbind, NotForeground, AboveClient, …, ExternalService }

New Enum Values

enum value	Country::AnyTerritory
enum value	Country::NauruTerritory
enum value	Country::TokelauTerritory
enum value	Country::TuvaluTerritory
enum value	Error::LocationServiceTurnedOffError
enum value	Error::UpdateTimeoutError
enum value	Format::Format_RGBA16FPx4
enum value	Format::Format_RGBA16FPx4_Premultiplied
enum value	Format::Format_RGBA32FPx4
enum value	Format::Format_RGBA32FPx4_Premultiplied
enum value	Format::Format_RGBX16FPx4
enum value	Format::Format_RGBX32FPx4
enum value	PixelMetric::PM_LineEditIconSize
enum value	SpecialCharacter::VisualTabCharacter

新特性

(从 6.2 起) socketOptions : (从 6.2 起) isBehindCaptivePortal : const (从 6.2 起) threadPriority : const (从 6.2 起) loading : const

(从 6.2 起) bestFitLineColor : const (从 6.2 起) bestFitLineVisible : const (从 6.2 起) selectedColor : const

新的变量

(从 6.2 起)	CCCDDisable
(从 6.2 起)	CCCDEnableIndication
(从 6.2 起)	CCCDEnableNotification

新 QML 类型

A

Affector3D

Attractor3D

D

Dialog

Direction3D

E

EmitBurst3D

F

FileDialog

FileInstancing

FontDialog

G

Gravity3D

I

InstanceListEntry

InstanceRange

Instancing

M

ModelParticle3D

P

Particle3D

ParticleAbstractShape3D

ParticleEmitter3D

ParticleModelShape3D

ParticleShape3D

ParticleSystem3D

ParticleSystem3DLogging

PointRotator3D

R

RandomInstancing

RuntimeLoader

S

SelectionRectangle

SpriteParticle3D

SpriteSequence3D

StandardPaths

T

TargetDirection3D

TrailEmitter3D

V

VectorDirection3D

W

Wander3D

新 QML 特性

QML 类型 ColorGroup :

(从 6.2 起)

placeholderText : color

QML 类型 Image :

(从 6.2 起)

mirrorVertically : bool

QML 类型 SystemPalette :

(从 6.2 起)

placeholderText : color

QML 类型 TableView :

(从 6.2 起)

selectionModel : ItemSelectionModel

QML 类型 Texture :

(从 6.2 起)

autoOrientation : bool

新 QML 方法

QML 类型 Locale :

(从 6.2 起) string

formattedDataSize (int bytes , int precision , DataSizeFormat format )

QML 类型 TableView :

(从 6.2 起) real	columnWidth (int column )
(从 6.2 起) real	implicitColumnWidth (int column )
(从 6.2 起) real	implicitRowHeight (int row )
(从 6.2 起) bool	isColumnLoaded (int column )
(从 6.2 起) bool	isRowLoaded (int row )
(从 6.2 起) real	rowHeight (int row )

QML 类型 View3D :

(从 6.2 起) List<PickResult>	pickAll (float x , float y )
(从 6.2 起) PickResult	rayPick (vector3d origin , vector3d direction )
(从 6.2 起) List<PickResult>	rayPickAll (vector3d origin , vector3d direction )