New Classes and Functions in Qt 6.6

QByteArray &	assign(QByteArrayView v)
QByteArray &	assign(qsizetype n, char c)
QByteArray &	assign(InputIterator first, InputIterator last)

Class QDebug:

QDebug & operator<<(std::chrono::duration<Rep, Period> duration)

Class QDnsLookup:

void	setNameserver(const QHostAddress &nameserver, quint16 port)

Class QElapsedTimer:

QElapsedTimer::Duration	durationElapsed() const
QElapsedTimer::Duration	durationTo(const QElapsedTimer &other) const

Class QFileInfo:

QDateTime	birthTime(const QTimeZone &tz) const
QDateTime	fileTime(QFile::FileTime time, const QTimeZone &tz) const
std::filesystem::path	filesystemReadSymLink() const
QDateTime	lastModified(const QTimeZone &tz) const
QDateTime	lastRead(const QTimeZone &tz) const
QDateTime	metadataChangeTime(const QTimeZone &tz) const
QString	readSymLink() const

Class QFileSystemModel:

QDateTime lastModified(const QModelIndex &index, const QTimeZone &tz) const

Class QFont:

`(preliminary)` void	clearFeatures()
`(preliminary)` QList<quint32>	featureTags() const
`(preliminary)` quint32	featureValue(quint32 tag) const
`(preliminary)` bool	isFeatureSet(quint32 tag) const
`(preliminary)` void	setFeature(const char *feature, quint32 value)
`(preliminary)` void	setFeature(quint32 tag, quint32 value)
`(preliminary)` quint32	stringToTag(const char *name)
`(preliminary)` QByteArray	tagToString(quint32 tag)
`(preliminary)` void	unsetFeature(quint32 tag)
`(preliminary)` void	unsetFeature(const char *feature)

Class QHostAddress:

bool	isPrivateUse() const

Class QJSPrimitiveValue:

void *	data()
QMetaType	metaType() const
QJSPrimitiveValue	to() const

Class QList:

QList<T> &	assign(qsizetype n, QList::parameter_type t)
QList<T> &	assign(InputIterator first, InputIterator last)
QList<T> &	assign(std::initializer_list<T> l)

Class QMessageAuthenticationCode:

QMessageAuthenticationCode &	operator=(QMessageAuthenticationCode &&other)
QByteArrayView	resultView() const
void	swap(QMessageAuthenticationCode &other)

Class QMessageBox:

void	setOption(QMessageBox::Option option, bool on)
bool	testOption(QMessageBox::Option option) const

Class QMetaEnum:

QMetaType metaType() const

Class QMetaProperty:

bool	write(QObject *object, QVariant &&v) const
bool	writeOnGadget(void *gadget, QVariant &&value) const

Class QMetaType:

QMetaType underlyingType() const

Class QMutex:

bool	tryLock(QDeadlineTimer timer)

Class QSGD3D12Texture:

QSGTexture * fromNative(void *texture, int resourceState, QQuickWindow *window, const QSize &size, QQuickWindow::CreateTextureOptions options)

Class QNtfsPermissionCheckGuard:

bool	qAreNtfsPermissionChecksEnabled()
bool	qDisableNtfsPermissionChecks()
bool	qEnableNtfsPermissionChecks()

Class QObject:

bool	setProperty(const char *name, QVariant &&value)

Class QOpcUaClient:

QOpcUaConnectionSettings	connectionSettings() const
void	setConnectionSettings(const QOpcUaConnectionSettings &connectionSettings)

Class QPalette:

const QBrush &	accent() const
bool	operator==(const QPalette &p) const

Class QPdfDocument:

int	pageIndexForLabel(const QString &label)

Class QPointer:

QPointer<T> & operator=(const QPointer<X> &other)

Class QProcess:

void	setUnixProcessParameters(const QProcess::UnixProcessParameters &params)
void	setUnixProcessParameters(QProcess::UnixProcessFlags flagsOnly)
QProcess::UnixProcessParameters	unixProcessParameters() const

Class QPromise:

bool	addResults(const QList<T> &results)

Class QProtobufMessage:

bool	setProperty(QAnyStringView propertyName, QVariant &&value)

Class QQmlEngine:

void	markCurrentFunctionAsTranslationBinding()

Class QQuick3DGeometry:

void	addTargetAttribute(quint32 targetId, Attribute::Semantic semantic, int offset, int stride)
void	addTargetAttribute(const QQuick3DGeometry::TargetAttribute &attribute)
void	setTargetData(const QByteArray &data)
void	setTargetData(int offset, const QByteArray &data)
QQuick3DGeometry::TargetAttribute	targetAttribute(int index) const
int	targetAttributeCount() const
QByteArray	targetData() const

Class QQuickGraphicsConfiguration:

void	setTimestamps(bool enable)
bool	timestampsEnabled() const

Class QQuickGraphicsDevice:

QQuickGraphicsDevice fromRhi(QRhi *rhi)

Class QQuickRenderControl:

QRhiCommandBuffer *	commandBuffer() const
QRhi *	rhi() const

Class QQuickRenderTarget:

QQuickRenderTarget	fromD3D12Texture(void *texture, int resourceState, uint format, const QSize &pixelSize, int sampleCount)
QQuickRenderTarget	fromRhiRenderTarget(QRhiRenderTarget *renderTarget)

Class QQuickWindow:

QSGTexture *	createTextureFromRhiTexture(QRhiTexture *texture, QQuickWindow::CreateTextureOptions options) const
QRhi *	rhi() const
QRhiSwapChain *	swapChain() const

Class QReadWriteLock:

bool	tryLockForRead(QDeadlineTimer timeout)
bool	tryLockForWrite(QDeadlineTimer timeout)

Class QRecursiveMutex:

bool	tryLock(QDeadlineTimer timeout)

Class QSGRenderNode:

QRhiCommandBuffer *	commandBuffer() const
QRhiRenderTarget *	renderTarget() const

Class QSemaphore:

bool	tryAcquire(int n, QDeadlineTimer timer)

Class QSharedMemory:

QNativeIpcKey	nativeIpcKey() const
void	setNativeKey(const QNativeIpcKey &key)

Class QSignalSpy:

bool	wait(std::chrono::milliseconds timeout)

Class QSqlField:

void	swap(QSqlField &other)

Class QSqlIndex:

QSqlIndex & operator=(QSqlIndex &&other)

Class QSqlQuery:

QString	boundValueName(int pos) const
QStringList	boundValueNames() const

Class QSqlRecord:

QSqlRecord &	operator=(QSqlRecord &&other)
void	swap(QSqlRecord &other)

Class QString:

QString &	assign(QAnyStringView v)
QString &	assign(qsizetype n, QChar c)
QString &	assign(InputIterator first, InputIterator last)
QString	fromEcmaString(emscripten::val jsString)
emscripten::val	toEcmaString() const

Class QStringDecoder:

char16_t * appendToBuffer(char16_t *out, QByteArrayView in)

Class QTextListFormat:

void	setStart(int start)
int	start() const

Class QTextToSpeech:

void	aboutToSynthesize(qsizetype id)
qsizetype	enqueue(const QString &utterance)
QList<QVoice>	findVoices(Args &&... args) const
void	sayingWord(const QString &word, qsizetype id, qsizetype start, qsizetype length)

Class QThread:

void	sleep(std::chrono::nanoseconds nsecs)

Class QUuid:

QUuid	fromBytes(const void *bytes, QSysInfo::Endian order)
QUuid	fromUInt128(quint128 uuid, QSysInfo::Endian order)
QUuid::Id128Bytes	toBytes(QSysInfo::Endian order) const
quint128	toUInt128(QSysInfo::Endian order) const

Class Id128Bytes:

QUuid::Id128Bytes	qFromBigEndian(QUuid::Id128Bytes src)
QUuid::Id128Bytes	qFromLittleEndian(QUuid::Id128Bytes src)
QUuid::Id128Bytes	qToBigEndian(QUuid::Id128Bytes src)
QUuid::Id128Bytes	qToLittleEndian(QUuid::Id128Bytes src)

Class QVarLengthArray:

QVarLengthArray<T, Prealloc> &	assign(qsizetype n, const T &t)
QVarLengthArray<T, Prealloc> &	assign(InputIterator first, InputIterator last)
QVarLengthArray<T, Prealloc> &	assign(std::initializer_list<T> list)

Class QVariant:

T &	emplace(Args &&... args)
T &	emplace(std::initializer_list<U> list, Args &&... args)
QVariant	fromStdVariant(std::variant<Types...> &&value)
QVariant	fromValue(T &&value)

Class QWebEnginePage:

QString devToolsId() const

Class QWebEngineUrlRequestJob:

void	setAdditionalResponseHeaders(const QMultiMap<QByteArray, QByteArray> &additionalResponseHeaders) const

Class QWebSocket:

void	authenticationRequired(QAuthenticator *authenticator)

Class QWidget:

void	setTabOrder(std::initializer_list<QWidget > widgets*)

Class QXmlStreamReader:

bool	hasStandaloneDeclaration() const

New Functions in Namespaces

QFuture<ValueType>	makeReadyRangeFuture(std::initializer_list<ValueType> values)
QFuture<ContainedType<Container>>	makeReadyRangeFuture(Container &&container)
QFuture<std::decay_t<T>>	makeReadyValueFuture(T &&value)
QFuture<void>	makeReadyVoidFuture()

New Global Functions

QString qWebEngineGetDomainAndRegistry(const QUrl &url)

New Macros

	QT_SUPPORTS_INT128
qint128	Q_INT128_C(literal)
	Q_INT128_MAX
	Q_INT128_MIN
	Q_NODISCARD_CTOR
quint128	Q_UINT128_C(literal)
	Q_UINT128_MAX

New Enum Types

enum	CommunicationMode { Access, Advertise, Default }
enum class	ReferenceSurface { Map, Globe }
enum class	Option { DontUseNativeDialog }
enum class	UnixProcessFlag { ResetSignalHandlers, IgnoreSigPipe, CloseFileDescriptors, UseVFork }
enum class	Capability { None, Speak, PauseResume, WordByWordProgress, Synthesize }

New Enum Values

enum value	BoundaryHint::Utterance
enum value	ColorRole::Accent
enum value	Flag::FetchApiAllowed
enum value	GraphicsApi::Direct3D12
enum value	Language::Baluchi
enum value	Language::Ligurian
enum value	Language::Rohingya
enum value	Language::Torwali
enum value	Property::ListStart
enum value	RelationFlag::Described
enum value	RelationFlag::DescriptionFor
enum value	RelationFlag::FlowsFrom
enum value	RelationFlag::FlowsTo
enum value	Resource::GraphicsQueueFamilyIndexResource
enum value	Resource::GraphicsQueueIndexResource
enum value	Script::HanifiScript
enum value	TabPosition::Moving
enum value	Type::DevicePixelRatioChange
enum value	WebAction::ChangeTextDirectionLTR
enum value	WebAction::ChangeTextDirectionRTL
enum value	WildcardConversionOption::NonPathWildcardConversion

New Type Aliases

	qint128
	quint128

New Properties

nameserverPort :
windowCapture : const
options : const
currentSearchResultIndex : const

searchModel : const
engineCapabilities : const
language : const
responseHeaders : const

New QML Types

B: BluetoothPermission

C: CalendarPermission; CameraPermission; CapturableWindow; ContactsPermission

L: LocationPermission

M: MicrophonePermission

V: VoiceSelector

W: WindowCapture

New QML Properties

QML Type CaptureSession:

windowCapture : WindowCapture

QML Type CharacterController:

enableShapeHitCallback : bool

QML Type ColorGroup:

accent : color

QML Type Dial:

	endAngle : real
	startAngle : real

QML Type MediaRecorder:

	audioBitRate : int
	audioChannelCount : int
	audioSampleRate : int
	encodingMode : enumeration
	videoBitRate : int
	videoFrameRate : real
	videoResolution : Size

QML Type Path:

simplify : bool

QML Type PathText:

font.features : object

QML Type RenderStats:

lastCompletedGpuTime : float

QML Type ScrollView:

	effectiveScrollBarHeight : real
	effectiveScrollBarWidth : real

QML Type Shape:

	boundingRect : rect
	preferredRendererType : enumeration

QML Type SpinBox:

live : bool

QML Type TableView:

selectionMode : enumeration

QML Type Text:

font.features : object

QML Type TextEdit:

font.features : object

QML Type TextInput:

font.features : object

QML Type TextToSpeech:

engineCapabilities : enumeration

QML Type TreeView:

rootIndex : QModelIndex

QML Type XMLHttpRequest:

responseURL : string

QML Type voice:

language : enumerator

New QML Signals

	aboutToSynthesize(number id)
	sayingWord(string word, int id, int start, int length)
	shapeHit(PhysicsNode *body, vector3D position, vector3D impulse, vector3D normal)
	wrapped(Dial.WrapDirection direction)

New QML Methods

QML Type TextToSpeech:

	enqueue(string utterance)
list<voice>	findVoices(map criteria)

QML Type XMLHttpRequest:

void	overrideMimeType(mime)

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