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Qt 6.2 中的新类和函数

本页面包含 Qt 6.2 中引入的所有新类和函数的完整列表。

新命名空间

(technology preview) namespace QtAndroidPrivate

新类

A
QAndroidActivityResultReceiver
QAndroidApplication (QNativeInterface)
QAndroidBinder
QAndroidIntent
QAndroidParcel
QAndroidService
QAndroidServiceConnection
C
QColorAxis
H
QHashSeed
M
QModbusRtuSerialClient
QModbusRtuSerialServer
N
QNmeaSatelliteInfoSource
P
QPropertyNotifier
Q
QQuick3DInstancing
R
QRgbaFloat
S
SystemId (QCalendar)
W
QWebEngineContextMenuRequest
QWebEngineHistoryModel
QWebEngineLoadingInfo
QWebEngineNavigationRequest
QWebEngineNewWindowRequest
X
QX11Application (QNativeInterface)

新成员职能

QAbstractAxis 类：

(since 6.2) void labelsTruncatedChanged(bool labelsTruncated)
(since 6.2) void truncateLabelsChanged(bool truncateLabels)

QAbstractProxyModel 类：

(since 6.2) QModelIndex createSourceIndex(int row, int col, void *internalPtr) const

QAbstractSocket 类：

(since 6.2) bool bind(QHostAddress::SpecialAddress addr, quint16 port = 0, QAbstractSocket::BindMode mode = DefaultForPlatform)

QBarSet 类：

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

QBluetoothDeviceDiscoveryAgent 类：

(since 6.2) void errorOccurred(QBluetoothDeviceDiscoveryAgent::Error error)

QBluetoothDeviceInfo 类：

(since 6.2) void setName(const QString &name)

QBluetoothLocalDevice 类：

(since 6.2) void errorOccurred(QBluetoothLocalDevice::Error error)

QBluetoothServer 类：

(since 6.2) void errorOccurred(QBluetoothServer::Error error)

QBluetoothServiceDiscoveryAgent 类：

(since 6.2) void errorOccurred(QBluetoothServiceDiscoveryAgent::Error error)

QBluetoothSocket 类：

(since 6.2) void errorOccurred(QBluetoothSocket::SocketError error)

QByteArray 类：

(since 6.2) qsizetype lastIndexOf(QByteArrayView bv) const

QByteArrayView 类：

(since 6.2) int compare(QByteArrayView bv, Qt::CaseSensitivity cs = Qt::CaseSensitive) const
(since 6.2) qsizetype lastIndexOf(QByteArrayView bv) const

QCanBusDevice 类：

(since 6.2) virtual QCanBusDeviceInfo deviceInfo() const

QCanBusDeviceInfo 类：

(since 6.2) QString plugin() const

QColorSpace 类：

(since 6.2) QString description() const
(since 6.2) void setDescription(const QString &description)

QFileInfo 类：

(since 6.2) std::filesystem::path filesystemJunctionTarget() const
(since 6.2) QString junctionTarget() const

QFlags 类：

(since 6.2) QFlags<T> fromInt(QFlags<T>::Int i)
(since 6.2) bool operator!=(Enum lhs, QFlags<T> rhs)
(since 6.2) bool operator!=(QFlags<T> lhs, Enum rhs)
(since 6.2) bool operator!=(QFlags<T> lhs, QFlags<T> rhs)
(since 6.2) QFlags<T> operator&(QFlags<T> mask) const
(since 6.2) QFlags<T> &operator&=(QFlags<T> mask)
(since 6.2) bool operator==(Enum lhs, QFlags<T> rhs)
(since 6.2) bool operator==(QFlags<T> lhs, Enum rhs)
(since 6.2) bool operator==(QFlags<T> lhs, QFlags<T> rhs)
(since 6.2) size_t qHash(QFlags<Enum> key, size_t seed = 0)
(since 6.2) bool testAnyFlag(Enum flag) const
(since 6.2) bool testAnyFlags(QFlags<T> flags) const
(since 6.2) bool testFlags(QFlags<T> flags) const
(since 6.2) QFlags<T>::Int toInt() const

QGeoAddress 类：

(since 6.2) QGeoAddress &operator=(QGeoAddress &other)
(since 6.2) void setStreetNumber(const QString &streetNumber)
(since 6.2) QString streetNumber() const
(since 6.2) void swap(QGeoAddress &other)

QGeoAreaMonitorInfo 类：

(since 6.2) QGeoAreaMonitorInfo &operator=(QGeoAreaMonitorInfo &&other)
(since 6.2) void swap(QGeoAreaMonitorInfo &other)

QGeoAreaMonitorSource 类：

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

QGeoCoordinate 类：

(since 6.2) QGeoCoordinate &operator=(QGeoCoordinate &&other)
(since 6.2) void swap(QGeoCoordinate &other)

QGeoLocation 类：

(since 6.2) QGeoShape boundingShape() const
(since 6.2) QGeoLocation &operator=(QGeoLocation &&other)
(since 6.2) void setBoundingShape(const QGeoShape &boundingShape)
(since 6.2) void swap(QGeoLocation &other)

QGeoPositionInfo 类：

(since 6.2) QGeoPositionInfo &operator=(QGeoPositionInfo &&other)
(since 6.2) void swap(QGeoPositionInfo &other)

QGeoSatelliteInfo 类：

(since 6.2) QGeoSatelliteInfo &operator=(QGeoSatelliteInfo &&other)
(since 6.2) void swap(QGeoSatelliteInfo &other)

QGeoSatelliteInfoSource 类：

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

QGraphicsSceneEvent 类：

(since 6.2) quint64 timestamp() const

QGraphicsSceneWheelEvent 类：

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

QImage 类：

(since 6.2) QSizeF deviceIndependentSize() const
(since 6.2) QImage fromData(QByteArrayView data, const char *format = nullptr)
(since 6.2) bool loadFromData(QByteArrayView data, const char *format = nullptr)

QJSEngine 类：

(since 6.2) QJSValue newSymbol(const QString &name)

QJniEnvironment 类：

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

QJniObject 类：

(since 6.2) QByteArray className() const
(since 6.2) jclass objectClass() const

QLatin1StringView 类：

(since 6.2) qsizetype lastIndexOf(QLatin1StringView l1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const
(since 6.2) qsizetype lastIndexOf(QStringView str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const

QLegend 类：

(since 6.2) void attachedToChartChanged(bool attached)
(since 6.2) bool isInteractive() const
(since 6.2) void setInteractive(bool interactive)

QLocale 类：

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

类QLockFile ：

(since 6.2) void setStaleLockTime(std::chrono::millisecondsstaleLockTime)
(since 6.2) std::chrono::milliseconds staleLockTimeAsDuration() const
(since 6.2) bool tryLock(std::chrono::millisecondstimeout= std::chrono::milliseconds::zero())

类QLowEnergyCharacteristic ：

(since 6.2) QLowEnergyDescriptor clientCharacteristicConfiguration() const

类QLowEnergyController ：

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

类QLowEnergyService ：

(since 6.2) void errorOccurred(QLowEnergyService::ServiceError newError)

类QMetaMethod ：

(since 6.2) bool isConst() const

类QMetaObject ：

(since 6.2) QMetaType metaType() const

QModbusRtuSerialServer 类：

(since 6.2) int interFrameDelay() const
(since 6.2) void setInterFrameDelay(int microseconds)

QNativeGestureEvent 类：

(since 6.2) QPointF delta() const
(since 6.2) int fingerCount() const

QAndroidApplication 类：

(since 6.2) QJniObject context()
(since 6.2) void hideSplashScreen(int duration = 0)
(since 6.2) bool isActivityContext()
(since 6.2) QFuture<QVariant> runOnAndroidMainThread(const std::function<QVariant ()> &runnable, const QDeadlineTimer timeout = QDeadlineTimer::Forever)
(since 6.2) int sdkVersion()

QNdefFilter 类：

(since 6.2) bool match(const QNdefMessage &message) const

QNdefMessage 类：

(since 6.2) QNdefMessage &operator=(QNdefMessage &&other)
(since 6.2) QNdefMessage &operator=(const QNdefMessage &other)

QNdefRecord 类：

(since 6.2) void clear()

QNearFieldManager 类：

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

QNetworkAddressEntry 类：

(since 6.2) QDebug operator<<(QDebug debug, const QNetworkAddressEntry &entry)

QNetworkRequest 类：

(since 6.2) qint64 decompressedSafetyCheckThreshold() const
(since 6.2) void setDecompressedSafetyCheckThreshold(qint64 threshold)

QPixmap 类：

(since 6.2) QSizeF deviceIndependentSize() const

QProperty 类：

(since 6.2) QPropertyNotifier addNotifier(Functor f)
(since 6.2) void beginPropertyUpdateGroup()
(since 6.2) void endPropertyUpdateGroup()

QQmlContext 类：

(since 6.2) QObject *objectForName(const QString &name) const

QQmlListReference 类：

(since 6.2) qsizetype size() const

QQuickItemGrabResult 类：

(since 6.2) bool saveToFile(const QUrl &filePath) const

QQuickRenderTarget 类：

(since 6.2) QQuickRenderTarget fromOpenGLRenderBuffer(uint renderbufferId, const QSize &pixelSize, int sampleCount = 1)

QSqlQuery 类：

(since 6.2) QSqlQuery &operator=(QSqlQuery &&other)
(since 6.2) void swap(QSqlQuery &other)

QSqlQueryModel 类：

(since 6.2) void setQuery(QSqlQuery &&query)

QString 类：

(since 6.2) qsizetype lastIndexOf(QLatin1StringView str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const
(since 6.2) qsizetype lastIndexOf(QStringView str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const
(since 6.2) qsizetype lastIndexOf(const QRegularExpression &re, QRegularExpressionMatch *rmatch = nullptr) const
(since 6.2) qsizetype lastIndexOf(const QString &str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const

QStringView 类：

(since 6.2) qsizetype lastIndexOf(const QRegularExpression &re, QRegularExpressionMatch *rmatch = nullptr) const
(since 6.2) qsizetype lastIndexOf(QLatin1StringView l1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const
(since 6.2) qsizetype lastIndexOf(QStringView str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const

QTimeZone 类：

(since 6.2) QLocale::Territory territory() const

QUntypedBindable 类：

(since 6.2) QMetaType metaType() const

QWaylandBufferRef 类：

(since 6.2) bool hasProtectedContent() const

QWebEnginePage 类：

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

QWebEngineProfile 类：

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

QWebEngineView 类：

(since 6.2) QWebEngineView *forPage(const QWebEnginePage *page)
(since 6.2) QWebEngineContextMenuRequest *lastContextMenuRequest() const
(since 6.2) void pdfPrintingFinished(const QString &filePath, bool success)
(since 6.2) void print(QPrinter *printer)
(since 6.2) void printFinished(bool success)
(since 6.2) void printRequested()
(since 6.2) void printToPdf(const QString &filePath, const QPageLayout &layout = QPageLayout(QPageSize(QPageSize::A4), QPageLayout::Portrait, QMarginsF()), const QPageRanges &ranges = {})
(since 6.2) void printToPdf(const std::function<void (const QByteArray &)> &resultCallback, const QPageLayout &layout = QPageLayout(QPageSize(QPageSize::A4), QPageLayout::Portrait, QMarginsF()), const QPageRanges &ranges = {})

QWebSocket 类：

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

QWebSocketServer 类：

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

类QXYSeries ：

(since 6.2) QPair<qreal, qreal> bestFitLineEquation(bool&ok) const
(since 6.2) void clearPointConfiguration(const intindex)
(since 6.2) void clearPointConfiguration(const intindex, const QXYSeries::PointConfigurationkey)
(since 6.2) void clearPointsConfiguration()
(since 6.2) void clearPointsConfiguration(const QXYSeries::PointConfigurationkey)
(since 6.2) void colorBy(const QList<qreal>&sourceData, const QLinearGradient&gradient= QLinearGradient())
(since 6.2) void deselectAllPoints()
(since 6.2) void deselectPoint(intindex)
(since 6.2) void deselectPoints(const QList<int>&indexes)
(since 6.2) bool isPointSelected(intindex)
(since 6.2) const QImage &lightMarker() const
(since 6.2) void lightMarkerChanged(const QImage&lightMarker)
(since 6.2) qreal markerSize() const
(since 6.2) QHash<QXYSeries::PointConfiguration, QVariant> pointConfiguration(const intindex) const
(since 6.2) QXYSeries::PointsConfigurationHash pointsConfiguration() const
(since 6.2) void selectAllPoints()
(since 6.2) void selectPoint(intindex)
(since 6.2) void selectPoints(const QList<int>&indexes)
(since 6.2) const QImage &selectedLightMarker() const
(since 6.2) QList<int> selectedPoints() const
(since 6.2) void setLightMarker(const QImage&lightMarker)
(since 6.2) void setMarkerSize(qrealsize)
(since 6.2) void setPointConfiguration(const intindex, const QHash<QXYSeries::PointConfiguration, QVariant>&configuration)
(since 6.2) void setPointConfiguration(const int索引, const QXYSeries::PointConfiguration键, const QVariant&值)
(since 6.2) void setPointSelected(intindex, boolselected)
(since 6.2) void setPointsConfiguration(const QHash<int, QHash<QXYSeries::PointConfiguration, QVariant>>&pointsConfiguration)
(since 6.2) void setSelectedLightMarker(const QImage&selectedLightMarker)
(since 6.2) void sizeBy(const QList<qreal>&sourceData, const qrealminSize, const qrealmaxSize)
(since 6.2) void toggleSelection(const QList<int>&indexes)

命名空间中的新函数

(since 6.2) bool bindService(const QAndroidIntent &serviceIntent, const QAndroidServiceConnection &serviceConnection, QtAndroidPrivate::BindFlags flags = BindFlag::None)
(technology preview) QFuture<QtAndroidPrivate::PermissionResult> checkPermission(const QString &permission)
(technology preview) QFuture<QtAndroidPrivate::PermissionResult> requestPermission(const QString &permission)
(since 6.2) void startActivity(const QJniObject &intent, int receiverRequestCode, std::function<void (int, int, const QJniObject &)> callbackFunc)
(since 6.2) void startActivity(const QJniObject &intent, int receiverRequestCode, QAndroidActivityResultReceiver *resultReceiver = nullptr)
(since 6.2) void startActivity(const QAndroidIntent &intent, int receiverRequestCode, QAndroidActivityResultReceiver *resultReceiver = nullptr)
(since 6.2) void startIntentSender(const QJniObject &intentSender, int receiverRequestCode, QAndroidActivityResultReceiver *resultReceiver = nullptr)

新增的全局函数

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

新宏

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

新的枚举类型

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

新的枚举值

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

新属性

新变量

(since 6.2) const QByteArray CCCDDisable
(since 6.2) const QByteArray CCCDEnableIndication
(since 6.2) const QByteArray CCCDEnableNotification

新的 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

新的 QML 属性

QML 类型BaseKey ：

(since 6.2) displayAlternativeKeys : var

QML 类型ColorGroup ：

(since 6.2) placeholderText : color

QML 类型Image ：

(since 6.2) mirrorVertically : bool

QML 类型KeyboardStyle ：

(since 6.2) functionPopupListBackground : Component
(since 6.2) functionPopupListDelegate : Component
(since 6.2) functionPopupListHighlight : Component

QML 类型SystemPalette ：

(since 6.2) placeholderText : color

QML 类型TableView ：

(since 6.2) selectionModel : ItemSelectionModel

QML 类型Texture ：

(since 6.2) autoOrientation : bool

新的 QML 方法

QML 类型Locale ：

(since 6.2) string formattedDataSize(int bytes, int precision, DataSizeFormat format)

QML 类型TableView ：

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

QML 类型View3D ：

(since 6.2) List<pickResult> pickAll(float x, float y)
(since 6.2) pickResult rayPick(vector3d origin, vector3d direction)
(since 6.2) List<pickResult> rayPickAll(vector3d origin, vector3d direction)

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