New Classes and Functions in Qt 6.9
This page contains a comprehensive list of all new classes and functions introduced in Qt 6.9.
- New Classes
- New Member Functions
- New Macros
- New Enum Types
- New Enum Values
- New Type Aliases
- New Properties
- New QML Types
- New QML Properties
- New QML Signals
- New QML Methods
New Classes
New Member Functions
Class QAbstractHttpServer:
| (since 6.9)QHttpServerConfiguration | configuration() const | 
| (since 6.9)void | setConfiguration(const QHttpServerConfiguration &config) | 
Class QAbstractOAuth2:
| (since 6.9)void | accessTokenAboutToExpire() | 
| (since 6.9)void | refreshTokens() | 
| (since 6.9)void | refreshTokensImplementation() | 
| (since 6.9)void | serverReportedErrorOccurred(const QString &error, const QString &errorDescription, const QUrl &uri) | 
| (since 6.9)void | setNetworkRequestModifier(const QAbstractOAuth2::ContextTypeForFunctor<Functor> *context, Functor &&callback) | 
Class QAnyStringView:
| (since 6.9)QString | arg(Args &&... args) const | 
Class QBrush:
| (since 6.9)QBrush & | operator=(QColor color) | 
| (since 6.9)QBrush & | operator=(Qt::BrushStyle style) | 
| (since 6.9)QBrush & | operator=(Qt::GlobalColor color) | 
Class QByteArray:
| (since 6.9)QByteArray | operator+(QByteArrayView lhs, const QByteArray &rhs) | 
| (since 6.9)QByteArray | operator+(const QByteArray &lhs, QByteArrayView rhs) | 
Class QColorSpace:
| (since 6.9)QColorSpace::PrimaryPoints | primaryPoints() const | 
| (since 6.9)void | setPrimaryPoints(const QColorSpace::PrimaryPoints &primaryPoints) | 
Class QCommandLineParser:
| (since 6.9)void | showMessageAndExit(QCommandLineParser::MessageType type, const QString &message, int exitCode) | 
Class QDebug:
| (since 6.9)QDebug & | operator<<(const std::tuple<Ts...> &tuple) | 
| (since 6.9)QDebug | operator<<(QDebug debug, T t) | 
| (since 6.9)QDebug | operator<<(QDebug debug, const std::array<T, N> &array) | 
| (since 6.9)QDebug | operator<<(QDebug debug, const std::multiset<Key, Compare, Alloc> &multiset) | 
| (since 6.9)QDebug | operator<<(QDebug debug, const std::set<Key, Compare, Alloc> &set) | 
| (since 6.9)QDebug | operator<<(QDebug debug, const std::unordered_map<Key, T, Hash, KeyEqual, Alloc> &map) | 
| (since 6.9)QDebug | operator<<(QDebug debug, const std::unordered_set<Key, Hash, KeyEqual, Alloc> &unordered_set) | 
| (since 6.9)QByteArray | toBytes(const T &object) | 
Class QDockWidget:
| (since 6.9)void | setDockLocation(Qt::DockWidgetArea area) | 
Class QFile:
| (since 6.9)bool | supportsMoveToTrash() | 
Class QFontDatabase:
| (since 6.9)void | addApplicationEmojiFontFamily(const QString &familyName) | 
| (since 6.9)QStringList | applicationEmojiFontFamilies() | 
| (since 6.9)bool | removeApplicationEmojiFontFamily(const QString &familyName) | 
| (since 6.9)void | setApplicationEmojiFontFamilies(const QStringList &familyNames) | 
Class QFontInfo:
| (since 6.9)QList<QFontVariableAxis> | variableAxes() const | 
Class QHash:
| (since 6.9)QHash<Key, T>::TryEmplaceResult | insertOrAssign(K &&key, Value &&value) | 
| (since 6.9)QHash<Key, T>::TryEmplaceResult | insertOrAssign(Key &&key, Value &&value) | 
| (since 6.9)QHash<Key, T>::TryEmplaceResult | insertOrAssign(const Key &key, Value &&value) | 
| (since 6.9)std::pair<QHash<Key, T>::key_value_iterator, bool> | insert_or_assign(K &&key, Value &&value) | 
| (since 6.9)std::pair<QHash<Key, T>::key_value_iterator, bool> | insert_or_assign(Key &&key, Value &&value) | 
| (since 6.9)std::pair<QHash<Key, T>::key_value_iterator, bool> | insert_or_assign(const Key &key, Value &&value) | 
| (since 6.9)QHash<Key, T>::key_value_iterator | insert_or_assign(QHash<Key, T>::const_iterator hint, K &&key, Value &&value) | 
| (since 6.9)QHash<Key, T>::key_value_iterator | insert_or_assign(QHash<Key, T>::const_iterator hint, Key &&key, Value &&value) | 
| (since 6.9)QHash<Key, T>::key_value_iterator | insert_or_assign(QHash<Key, T>::const_iterator hint, const Key &key, Value &&value) | 
| (since 6.9)size_t | qHash(T key, size_t seed) | 
| (since 6.9)QHash<Key, T>::TryEmplaceResult | tryEmplace(K &&key, Args &&... args) | 
| (since 6.9)QHash<Key, T>::TryEmplaceResult | tryEmplace(Key &&key, Args &&... args) | 
| (since 6.9)QHash<Key, T>::TryEmplaceResult | tryEmplace(const Key &key, Args &&... args) | 
| (since 6.9)QHash<Key, T>::TryEmplaceResult | tryInsert(K &&key, const T &value) | 
| (since 6.9)QHash<Key, T>::TryEmplaceResult | tryInsert(const Key &key, const T &value) | 
| (since 6.9)std::pair<QHash<Key, T>::key_value_iterator, bool> | try_emplace(K &&key, Args &&... args) | 
| (since 6.9)std::pair<QHash<Key, T>::key_value_iterator, bool> | try_emplace(Key &&key, Args &&... args) | 
| (since 6.9)std::pair<QHash<Key, T>::key_value_iterator, bool> | try_emplace(const Key &key, Args &&... args) | 
| (since 6.9)QHash<Key, T>::key_value_iterator | try_emplace(QHash<Key, T>::const_iterator hint, K &&key, Args &&... args) | 
| (since 6.9)QHash<Key, T>::key_value_iterator | try_emplace(QHash<Key, T>::const_iterator hint, Key &&key, Args &&... args) | 
| (since 6.9)QHash<Key, T>::key_value_iterator | try_emplace(QHash<Key, T>::const_iterator hint, const Key &key, Args &&... args) | 
Class QHttp2Configuration:
| (since 6.9)unsigned int | maxConcurrentStreams() const | 
| (since 6.9)void | setMaxConcurrentStreams(unsigned int value) | 
Class QIODevice:
| (since 6.9)QByteArrayView | readLineInto(QSpan<char> buffer) | 
| (since 6.9)QByteArrayView | readLineInto(QSpan<std::byte> buffer) | 
| (since 6.9)QByteArrayView | readLineInto(QSpan<uchar> buffer) | 
| (since 6.9)bool | readLineInto(QByteArray *line, qint64 maxSize) | 
Class QImage:
| (since 6.9)void | flip(Qt::Orientations orient) | 
| (since 6.9)QImage | flipped(Qt::Orientations orient) && | 
| (since 6.9)QImage | flipped(Qt::Orientations orient) const & | 
Class QJniArray:
| (since 6.9)QJniArray<T>::reference | operator[](QJniArrayBase::size_type i) | 
Class QJsonValue:
| (since 6.9)QJsonValue | fromJson(QByteArrayView json, QJsonParseError *error) | 
| (since 6.9)QByteArray | toJson(QJsonValue::JsonFormat format) const | 
Class QLatin1StringView:
| (since 6.9)QByteArray | toUtf8() const | 
Class QList:
| (since 6.9)auto | operator<=>(const QList<T> &lhs, const QList<T> &rhs) | 
Class QMediaMetaData:
| (since 6.9)QtPrivate::QtPrivate::QKeyValueRange<const QHash<Key, QVariant> &> | asKeyValueRange() const | 
Class QMetaEnum:
| (since 6.9)bool | is64Bit() const | 
| (since 6.9)std::optional<quint64> | keyToValue64(const char *key) const | 
| (since 6.9)std::optional<quint64> | value64(int index) const | 
Class QMetaMethod:
| (since 6.9)QByteArrayView | nameView() const | 
Class QOAuth2AuthorizationCodeFlow:
| (since 6.9)void | refreshTokensImplementation() | 
Class QOAuth2DeviceAuthorizationFlow:
| (since 6.9)void | refreshTokensImplementation() | 
Class QOAuthHttpServerReplyHandler:
| (since 6.9)QString | callbackHost() const | 
| (since 6.9)void | setCallbackHost(const QString &host) | 
Class QOAuthUriSchemeReplyHandler:
| (since 6.9)bool | handleAuthorizationRedirect(const QUrl &url) | 
Class QOpcUaAuthenticationInformation:
| (since 6.9)void | setCertificateAuthentication(const QString &certificatePath, const QString &privateKeyPath) | 
Class QPainter:
Class QPdfWriter:
Class QPen:
Class QQuickWidget:
| (since 6.9)void | loadFromModule(QAnyStringView uri, QAnyStringView typeName) | 
| (since 6.9)void | setInitialProperties(const QVariantMap &initialProperties) | 
Class QRhi:
| (since 6.9)QRhiShadingRateMap * | newShadingRateMap() | 
| (since 6.9)void | setQueueSubmitParams(QRhiNativeHandles *params) | 
| (since 6.9)QList<QSize> | supportedShadingRates(int sampleCount) const | 
Class QRhiCommandBuffer:
| (since 6.9)void | setShadingRate(const QSize &coarsePixelSize) | 
Class QRhiSwapChain:
| (since 6.9)void | setShadingRateMap(QRhiShadingRateMap *map) | 
| (since 6.9)QRhiShadingRateMap * | shadingRateMap() const | 
Class QRhiTextureRenderTargetDescription:
| (since 6.9)void | setShadingRateMap(QRhiShadingRateMap *map) | 
| (since 6.9)QRhiShadingRateMap * | shadingRateMap() const | 
Class QSerialPort:
| (since 6.9)void | settingsRestoredOnCloseChanged(bool restore) | 
Class QShaderBaker:
| (since 6.9)void | setGlslOptions(QShaderBaker::GlslOptions options) | 
Class QSharedPointer:
| (since 6.9)QSharedPointer<X> | constCast() && | 
| (since 6.9)QSharedPointer<X> | dynamicCast() && | 
| (since 6.9)QSharedPointer<X> | objectCast() && | 
| (since 6.9)QSharedPointer<X> | qSharedPointerCast(QSharedPointer<T> &&other) | 
| (since 6.9)QSharedPointer<X> | qSharedPointerConstCast(QSharedPointer<T> &&src) | 
| (since 6.9)QSharedPointer<X> | qSharedPointerDynamicCast(QSharedPointer<T> &&src) | 
| (since 6.9)QSharedPointer<X> | qSharedPointerObjectCast(QSharedPointer<T> &&src) | 
| (since 6.9)QSharedPointer<X> | staticCast() && | 
Class QSortFilterProxyModel:
| (since 6.9)void | beginFilterChange() | 
Class QSpan:
| (since 6.9)void | chop(QSpan<T, E>::size_type n) | 
| (since 6.9)QSpan<T> | chopped(QSpan<T, E>::size_type n) const | 
| (since 6.9)void | slice(QSpan<T, E>::size_type pos) | 
| (since 6.9)void | slice(QSpan<T, E>::size_type pos, QSpan<T, E>::size_type n) | 
Class QSqlDriver:
| (since 6.9)QString | connectionName() const | 
Class QSqlQueryModel:
| (since 6.9)void | refresh() | 
Class QStackedLayout:
| (since 6.9)void | widgetAdded(int index) | 
Class QStackedWidget:
| (since 6.9)void | widgetAdded(int index) | 
Class QString:
| (since 6.9)QString | operator+(QStringView lhs, const QString &rhs) | 
| (since 6.9)QString | operator+(const QString &lhs, QStringView rhs) | 
| (since 6.9)QString & | setUnicode(const char16_t *unicode, qsizetype size) | 
| (since 6.9)QString & | setUtf16(const char16_t *unicode, qsizetype size) | 
Class QStringList:
| (since 6.9)QStringList | filter(const QLatin1StringMatcher &matcher) const | 
Class QThread:
| (since 6.9)QThread::QualityOfService | serviceLevel() const | 
| (since 6.9)void | setServiceLevel(QThread::QualityOfService serviceLevel) | 
Class QThreadPool:
| (since 6.9)QThread::QualityOfService | serviceLevel() const | 
| (since 6.9)void | setServiceLevel(QThread::QualityOfService serviceLevel) | 
Class QTimerEvent:
| (since 6.9)bool | matches(const QBasicTimer &timer) const | 
Class QUtf8StringView:
| (since 6.9)QString | arg(Args &&... args) const | 
Class QUuid:
| (since 6.9)QUuid | createUuidV7() | 
Class QWebEngineUrlRequestInfo:
| (since 6.9)bool | isDownload() const | 
Class QWindow:
| (since 6.9)QMargins | safeAreaMargins() const | 
| (since 6.9)void | safeAreaMarginsChanged(QMargins margins) | 
Class QXYSeries:
| (since 6.9)void | pointsAdded(qsizetype start, qsizetype end) | 
New Macros
| (since 6.9) | QCOMPARE_3WAY(lhs, rhs, order) | 
| (since 6.9) | Q_CONSTEXPR_DTOR | 
| (since 6.9) | Q_DECL_CONSTEXPR_DTOR | 
| (since 6.9) | Q_DECL_EQ_DELETE_X(reason) | 
| (since 6.9) | Q_DISABLE_COPY_MOVE_X(Class, reason) | 
| (since 6.9) | Q_DISABLE_COPY_X(Class, reason) | 
| (since 6.9) | Q_LIKELY_BRANCH | 
| (since 6.9) | Q_STATIC_LOGGING_CATEGORY(name, string, msgType) | 
| (since 6.9) | Q_STATIC_LOGGING_CATEGORY(name, string) | 
| (since 6.9) | Q_UNLIKELY_BRANCH | 
New Enum Types
| (since 6.9)enum class | NonceMode { Automatic, Enabled, Disabled } | 
| (since 6.9)enum class | LabelDrawingMode { UseStyle, UseDelegate } | 
| (since 6.9)enum class | MessageType { Information, Error } | 
| (since 6.9)enum class | AccessLevelExBit { None, CurrentRead, CurrentWrite, HistoryRead, HistoryWrite, …, Constant } | 
| (since 6.9)enum class | QualityOfService { Auto, High, Eco } | 
| (since 6.9)enum class | TransparencyTechnique { Default, Approximate, Accurate } | 
New Enum Values
New Type Aliases
| (since 6.9) | JsonFormat | 
New Properties
| 
 | 
 | 
New QML Types
- F
- FontInfo
New QML Properties
QML Type Abstract3DAxis:
| (since 6.9) | labelSize : real | 
| (since 6.9) | scaleLabelsByCount : bool | 
QML Type AbstractAxis:
| (since 6.9) | alignment : alignment | 
QML Type ApplicationWindow:
| (since 6.9) | bottomPadding : real | 
| (since 6.9) | leftPadding : real | 
| (since 6.9) | rightPadding : real | 
| (since 6.9) | topPadding : real | 
QML Type DebugSettings:
| (since 6.9) | drawPointLightShadowBoxes : bool | 
QML Type DirectionalLight:
| (since 6.9) | lockShadowmapTexels : bool | 
QML Type DynamicRigidBody:
| (since 6.9) | isSleeping : bool | 
QML Type Flickable:
| (since 6.9) | acceptedButtons : flags | 
QML Type FontMetrics:
| (since 6.9) | capitalHeight : real | 
QML Type GraphsItem3D:
| (since 6.9) | maxCameraXRotation : real | 
| (since 6.9) | maxCameraYRotation : real | 
| (since 6.9) | minCameraXRotation : real | 
| (since 6.9) | minCameraYRotation : real | 
| (since 6.9) | rootNode : Node | 
| (since 6.9) | transparencyTechnique : Graphs3D.TransparencyTechnique | 
QML Type GraphsView:
| (since 6.9) | plotArea : rect | 
QML Type Light:
| (since 6.9) | use32BitShadowmap : bool | 
QML Type OrbitCameraController:
| (since 6.9) | acceptedButtons : Qt::MouseButtons | 
| (since 6.9) | automaticClipping : bool | 
QML Type Path:
| (since 6.9) | asynchronous : bool | 
QML Type RandomInstancing:
| (since 6.9) | gridSpacing : vector3d | 
QML Type SceneEnvironment:
| (since 6.9) | oitMethod : enumeration | 
QML Type ValueAxis:
QML Type Video:
| (since 6.9) | endOfStreamPolicy : enumeration | 
| (since 6.9) | orientation : int | 
QML Type VideoOutput:
| (since 6.9) | endOfStreamPolicy : enumeration | 
| (since 6.9) | mirrored : bool | 
QML Type XrInputAction:
| (since 6.9) | enabled : bool | 
New QML Signals
| (since 6.9) | pointsAdded(int start, int end) | 
| (since 6.9) | textEdited() | 
New QML Methods
QML Type Video:
| (since 6.9) | clearOutput() | 
QML Type VideoOutput:
| (since 6.9)void | clearOutput() |