Qt 6.1 中的新类和函数

This page contains a comprehensive list of all new classes and functions introduced in Qt 6.1.

新类
新成员函数
名称空间中的新函数
新全局函数
新枚举类型
新类型别名
新特性
新的变量

新类

J: QJniEnvironment; QJniObject; QJSManagedValue; QJSPrimitiveNull; QJSPrimitiveUndefined; QJSPrimitiveValue

N: QNetworkInformation

新成员函数

`(从 6.1 起)` qsizetype	erase (QByteArray & ba , const T & t )
`(从 6.1 起)` QByteArray::iterator	erase (QByteArray::const_iterator first , QByteArray::const_iterator last )
`(从 6.1 起)` qsizetype	erase_if (QByteArray & ba , Predicate pred )
`(从 6.1 起)` QByteArray &	removeIf (Predicate pred )

类 QColorSpace :

`(从 6.1 起)` void	setTransferFunction (const QList<uint16_t> & transferFunctionTable )
`(从 6.1 起)` void	setTransferFunctions (const QList<uint16_t> & redTransferFunctionTable , const QList<uint16_t> & greenTransferFunctionTable , const QList<uint16_t> & blueTransferFunctionTable )
`(从 6.1 起)` QColorSpace	withTransferFunction (const QList<uint16_t> & transferFunctionTable ) const
`(从 6.1 起)` QColorSpace	withTransferFunctions (const QList<uint16_t> & redTransferFunctionTable , const QList<uint16_t> & greenTransferFunctionTable , const QList<uint16_t> & blueTransferFunctionTable ) const

类 QFuture :

`(从 6.1 起)` QFuture<T>	onCanceled (QObject * context , Function && handler )
`(从 6.1 起)` QFuture<T>	onFailed (QObject * context , Function && handler )
`(从 6.1 起)` QFuture<QFuture<T>::ResultType<Function>>	then (QObject * context , Function && function )

类 QHash :

`(从 6.1 起)` qsizetype	erase_if (QHash<Key, T> & hash , Predicate pred )
`(从 6.1 起)` qsizetype	removeIf (Predicate pred )

类 QJSEngine :

(从 6.1 起) void throwError (const QJSValue & error )

类 QJSPrimitiveValue :

`(从 6.1 起)` bool	operator!= (const QJSPrimitiveValue & lhs , const QJSPrimitiveValue & rhs )
`(从 6.1 起)` QJSPrimitiveValue	operator* (const QJSPrimitiveValue & lhs , const QJSPrimitiveValue & rhs )
`(从 6.1 起)` QJSPrimitiveValue	operator+ (const QJSPrimitiveValue & lhs , const QJSPrimitiveValue & rhs )
`(从 6.1 起)` QJSPrimitiveValue	operator- (const QJSPrimitiveValue & lhs , const QJSPrimitiveValue & rhs )
`(从 6.1 起)` QJSPrimitiveValue	operator/ (const QJSPrimitiveValue & lhs , const QJSPrimitiveValue & rhs )
`(从 6.1 起)` bool	operator< (const QJSPrimitiveValue & lhs , const QJSPrimitiveValue & rhs )
`(从 6.1 起)` bool	operator<= (const QJSPrimitiveValue & lhs , const QJSPrimitiveValue & rhs )
`(从 6.1 起)` bool	operator== (const QJSPrimitiveValue & lhs , const QJSPrimitiveValue & rhs )
`(从 6.1 起)` bool	operator> (const QJSPrimitiveValue & lhs , const QJSPrimitiveValue & rhs )
`(从 6.1 起)` bool	operator>= (const QJSPrimitiveValue & lhs , const QJSPrimitiveValue & rhs )

类 QLabel :

`(从 6.1 起)` QTextDocument::ResourceProvider	resourceProvider () const
`(从 6.1 起)` void	setResourceProvider (const QTextDocument::ResourceProvider & provider )

类 QLayout :

(从 6.1 起) void unsetContentsMargins ()

类 QList :

`(从 6.1 起)` qsizetype	erase (QList<T> & list , const AT & t )
`(从 6.1 起)` qsizetype	erase_if (QList<T> & list , Predicate pred )
`(从 6.1 起)` qsizetype	removeIf (Predicate pred )

类 QLocale :

`(从 6.1 起)` QLocale::Script	codeToScript (QStringView scriptCode )
`(从 6.1 起)` QString	scriptToCode (QLocale::Script script )

类 QMap :

`(从 6.1 起)` qsizetype	erase_if (QMap<Key, T> & map , Predicate pred )
`(从 6.1 起)` QMap<Key, T>::size_type	removeIf (Predicate pred )

类 QMetaType :

(从 6.1 起) bool hasRegisteredDataStreamOperators () const

类 QMultiHash :

`(从 6.1 起)` qsizetype	erase_if (QMultiHash<Key, T> & hash , Predicate pred )
`(从 6.1 起)` qsizetype	removeIf (Predicate pred )

类 QMultiMap :

`(从 6.1 起)` qsizetype	erase_if (QMultiMap<Key, T> & map , Predicate pred )
`(从 6.1 起)` QMultiMap<Key, T>::size_type	removeIf (Predicate pred )

类 QSGOpenGLTexture :

(从 6.1 起) QSGTexture * fromNativeExternalOES (GLuint textureId , QQuickWindow * window , const QSize & size , QQuickWindow::CreateTextureOptions options )

类 QNetworkCookie :

`(从 6.1 起)` QNetworkCookie::SameSite	sameSitePolicy () const
`(从 6.1 起)` void	setSameSitePolicy (QNetworkCookie::SameSite sameSite )

类 QOperatingSystemVersion :

(从 6.1 起) QVersionNumber version () const

类 QQmlPropertyMap :

`(从 6.1 起)` void	freeze ()
`(从 6.1 起)` void	insert (const QVariantHash & 值 )

类 QQuickGraphicsConfiguration :

(从 6.1 起) QByteArrayList preferredInstanceExtensions ()

类 QSet :

`(从 6.1 起)` qsizetype	erase_if (QSet<T> & set , Predicate pred )
`(从 6.1 起)` QSet<T>::iterator	insert (QSet<T>::const_iterator it , const T & value )
`(从 6.1 起)` qsizetype	removeIf (Pred pred )

类 QSocketNotifier :

`(从 6.1 起)` bool	isValid () const
`(从 6.1 起)` void	setSocket (qintptr socket )

类 QSslSocket :

`(从 6.1 起)` QString	activeBackend ()
`(从 6.1 起)` QList<QString>	availableBackends ()
`(从 6.1 起)` QList<QSsl::ImplementedClass>	implementedClasses (const QString & backendName )
`(从 6.1 起)` bool	isClassImplemented (QSsl::ImplementedClass cl , const QString & backendName )
`(从 6.1 起)` bool	isFeatureSupported (QSsl::SupportedFeature ft , const QString & backendName )
`(从 6.1 起)` bool	isProtocolSupported (QSsl::SslProtocol protocol , const QString & backendName )
`(从 6.1 起)` bool	setActiveBackend (const QString & backendName )
`(从 6.1 起)` QList<QSsl::SupportedFeature>	supportedFeatures (const QString & backendName )
`(从 6.1 起)` QList<QSsl::SslProtocol>	supportedProtocols (const QString & backendName )

类 QString :

`(从 6.1 起)` QString::iterator	erase (QString::const_iterator first , QString::const_iterator last )
`(从 6.1 起)` qsizetype	erase (QString & s , const T & t )
`(从 6.1 起)` qsizetype	erase_if (QString & s , Predicate pred )
`(从 6.1 起)` QString	fromUtf8 (const char8_t * str )
`(从 6.1 起)` QString &	removeIf (Predicate pred )

类 QStringView :

`(从 6.1 起)` QStringView::const_iterator	constBegin () const
`(从 6.1 起)` QStringView::const_iterator	constEnd () const
`(从 6.1 起)` bool	contains (const QRegularExpression & re , QRegularExpressionMatch * rmatch ) const
`(从 6.1 起)` qsizetype	count (const QRegularExpression & re ) const
`(从 6.1 起)` qsizetype	indexOf (const QRegularExpression & re , qsizetype from , QRegularExpressionMatch * rmatch ) const
`(从 6.1 起)` qsizetype	lastIndexOf (const QRegularExpression & re , qsizetype from , QRegularExpressionMatch * rmatch ) const

类 QStyle :

(从 6.1 起) QString name () const

类 QTextDocument :

`(从 6.1 起)` QTextDocument::ResourceProvider	defaultResourceProvider ()
`(从 6.1 起)` QTextDocument::ResourceProvider	resourceProvider () const
`(从 6.1 起)` void	setDefaultResourceProvider (const QTextDocument::ResourceProvider & provider )
`(从 6.1 起)` void	setResourceProvider (const QTextDocument::ResourceProvider & provider )

类 QUntypedBindable :

`(从 6.1 起)` bool	isReadOnly () const
`(从 6.1 起)` QUntypedPropertyBinding	takeBinding ()

类 QVarLengthArray :

`(从 6.1 起)` qsizetype	erase (QVarLengthArray<T, Prealloc> & array , const AT & t )
`(从 6.1 起)` qsizetype	erase_if (QVarLengthArray<T, Prealloc> & array , Predicate pred )
`(从 6.1 起)` qsizetype	removeAll (const AT & t )
`(从 6.1 起)` qsizetype	removeIf (Predicate pred )
`(从 6.1 起)` bool	removeOne (const AT & t )

名称空间中的新函数

`(从 6.1 起)` QFuture<T>	makeExceptionalFuture (std::__exception_ptr::exception_ptr exception )
`(从 6.1 起)` QFuture<T>	makeExceptionalFuture (const QException & exception )

新全局函数

`(从 6.1 起)` typename std::enable_if_t<std::is_unsigned_v<T> \|\| std::is_signed_v<T>, bool>	qAddOverflow (T v1 , T v2 , T * result )
`(从 6.1 起)` auto	qHypot (Tx x , Ty y , Tz z )
`(从 6.1 起)` auto	qHypot (Tx x , Ty y )
`(从 6.1 起)` auto	qHypot (F first , Fs... rest )
`(从 6.1 起)` typename std::enable_if_t<std::is_unsigned_v<T> \|\| std::is_signed_v<T>, bool>	qMulOverflow (T v1 , T v2 , T * result )
`(从 6.1 起)` typename std::enable_if_t<std::is_unsigned_v<T> \|\| std::is_signed_v<T>, bool>	qSubOverflow (T v1 , T v2 , T * result )

新枚举类型

`(从 6.1 起)` 枚举类	SameSite { Default, None, Lax, Strict }
`(从 6.1 起)` 枚举类	ImplementedClass { Key, Certificate, Socket, DiffieHellman, EllipticCurve, …, DtlsCookie }
`(从 6.1 起)` 枚举类	SupportedFeature { CertificateVerification, ClientSideAlpn, ServerSideAlpn, Ocsp, Psk, …, Alerts }

新类型别名

(从 6.1 起) ResourceProvider

新特性

(从 6.1 起) sortIndicatorClearable : const

新的变量

`(从 6.1 起)`	Android10
`(从 6.1 起)`	Android11
`(从 6.1 起)`	AndroidOreo_MR1
`(从 6.1 起)`	AndroidPie