Qt 5.9 中的新类和函数

This page contains a comprehensive list of all new classes and functions introduced in Qt 5.9. Links to new APIs in previous Qt 5 releases are found at the bottom of this page.

• 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 QML 类型
• 新 QML 特性
• 新 QML 信号
• 新 QML 方法

新类

A

QAbstractAnimation ( Qt3DAnimation )

QAbstractAnimationClip ( Qt3DAnimation )

QAbstractClipAnimator ( Qt3DAnimation )

QAbstractClipBlendNode ( Qt3DAnimation )

QAdditiveClipBlend ( Qt3DAnimation )

QAnimationAspect ( Qt3DAnimation )

QAnimationController ( Qt3DAnimation )

QAnimationGroup ( Qt3DAnimation )

B

QBlendedClipAnimator ( Qt3DAnimation )

C

QCanBusDeviceInfo

QCanBusFactoryV2

QClipAnimator ( Qt3DAnimation )

E

QEnvironmentLight ( Qt3DRender )

QExtrudedTextGeometry ( Qt3DExtras )

F

qfloat16

G

QGeoPath

H

QHelpSearchResult

QHstsPolicy

QHumidityFilter

QHumidityReading

QHumiditySensor

K

QKeyframeAnimation ( Qt3DAnimation )

L

QLerpClipBlend ( Qt3DAnimation )

QLevelOfDetail ( Qt3DRender )

QLevelOfDetailBoundingSphere ( Qt3DRender )

QLevelOfDetailSwitch ( Qt3DRender )

QLidFilter

QLidReading

QLidSensor

M

QMemoryBarrier ( Qt3DRender )

QMetalRoughMaterial ( Qt3DExtras )

QMorphingAnimation ( Qt3DAnimation )

QMorphTarget ( Qt3DAnimation )

O

QOperatingSystemVersion

Q

QQuickWebEngineScript

S

QScene2D ( Qt3DRender::Quick )

QStaticByteArrayMatcher

ScaledPixmapArgument ( QIconEngine )

T

QTexturedMetalRoughMaterial ( Qt3DExtras )

QTextureMaterial ( Qt3DExtras )

V

QVertexBlendAnimation ( Qt3DAnimation )

W

QWebEngineHttpRequest

新成员函数

类 QSkyboxEntity :

bool	isGammaCorrectEnabled () const
void	setGammaCorrectEnabled (bool enabled )

类 QRenderCaptureReply :

bool	saveImage (const QString & fileName ) const

类 QAbstractFileEngine :

virtual QByteArray

id () const

类 QByteArray :

quint16	qChecksum (const char * data , uint len , Qt::ChecksumType standard )
QByteArray	toHex (char separator ) const

类 QDataStream :

QDataStream &	operator<< (std::nullptr_t ptr )
QDataStream &	operator<< (qfloat16 f )
QDataStream &	operator>> (std::nullptr_t & ptr )
QDataStream &	operator>> (qfloat16 & f )

类 QDir :

bool	isEmpty (QDir::Filters filters ) const

类 QObject :

int	startTimer (std::chrono::milliseconds time , Qt::TimerType timerType )

类 QStaticByteArrayMatcher :

QStaticByteArrayMatcher<N>

qMakeStaticByteArrayMatcher (const char (&)[N] pattern )

类 QStorageInfo :

QByteArray

subvolume () const

类 QStringRef :

QStringRef::const_iterator	constBegin () const
QStringRef::const_iterator	constEnd () const
bool	isRightToLeft () const

类 QTemporaryDir :

QString

filePath (const QString & fileName ) const

类 QThreadPool :

bool	tryTake (QRunnable * runnable )

类 QTimeZone :

QTimeZone	fromCFTimeZone (CFTimeZoneRef timeZone )
QTimeZone	fromNSTimeZone (const NSTimeZone * timeZone )
CFTimeZoneRef	toCFTimeZone () const
NSTimeZone *	toNSTimeZone () const

类 QVarLengthArray :

void	append (T && t )
void	push_back (T && t )

类 QIconEngine :

QPixmap

scaledPixmap (const QSize & size , QIcon::Mode mode , QIcon::State state , qreal scale )

类 QImage :

bool	reinterpretAsFormat (QImage::Format format )

类 QOffscreenSurface :

void *	nativeHandle () const
void	setNativeHandle (void * handle )

类 QOpenGLShaderProgram :

bool	addCacheableShaderFromSourceCode (QOpenGLShader::ShaderType type , const char * source )
bool	addCacheableShaderFromSourceCode (QOpenGLShader::ShaderType type , const QByteArray & source )
bool	addCacheableShaderFromSourceCode (QOpenGLShader::ShaderType type , const QString & source )
bool	addCacheableShaderFromSourceFile (QOpenGLShader::ShaderType type , const QString & fileName )

类 QOpenGLTexture :

void	setCompressedData (int mipLevel , int layer , int layerCount , QOpenGLTexture::CubeMapFace cubeFace , int dataSize , const void * data , const QOpenGLPixelTransferOptions *const options )
void	setData (int mipLevel , int layer , int layerCount , QOpenGLTexture::CubeMapFace cubeFace , QOpenGLTexture::PixelFormat sourceFormat , QOpenGLTexture::PixelType sourceType , const void * data , const QOpenGLPixelTransferOptions *const options )

类 QPlatformScreen :

virtual int	currentMode () const
virtual QString	manufacturer () const
virtual QString	model () const
virtual QVector<QPlatformScreen::Mode>	modes () const
virtual int	preferredMode () const
virtual QString	serialNumber () const

类 QPlatformTheme :

virtual QKeySequence

standardButtonShortcut (int button ) const

类 QTextDocument :

QString

toRawText () const

类 TouchPoint :

QSizeF

ellipseDiameters () const

类 QWindow :

QWindow *	parent (QWindow::AncestorMode mode ) const
void	setFlag (Qt::WindowType flag , bool on )

类 QHelpSearchEngine :

void	search (const QString & searchInput )
QString	searchInput () const
int	searchResultCount () const
QVector<QHelpSearchResult>	searchResults (int start , int end ) const

类 QHelpSearchQueryWidget :

QString	searchInput () const
void	setSearchInput (const QString & searchInput )

类 QGeoCameraCapabilities :

double	maximumFieldOfView () const
double	minimumFieldOfView () const
bool	overzoomEnabled () const
void	setMaximumFieldOfView (double maximumFieldOfView )
void	setMinimumFieldOfView (double minimumFieldOfView )
void	setOverzoomEnabled (bool overzoomEnabled )

类 QGeoCodeReply :

void	aborted ()

类 QGeoRouteReply :

void	aborted ()

类 QPlaceReply :

void	aborted ()

类 QHostInfo :

int	lookupHost (const QString & name , Functor functor )
int	lookupHost (const QString & name , const QObject * context , Functor functor )

类 QNetworkAccessManager :

void	addStrictTransportSecurityHosts (const QVector<QHstsPolicy> & knownHosts )
void	clearConnectionCache ()
bool	isStrictTransportSecurityEnabled () const
QNetworkRequest::RedirectPolicy	redirectPolicy () const
void	setRedirectPolicy (QNetworkRequest::RedirectPolicy policy )
void	setStrictTransportSecurityEnabled (bool enabled )
QVector<QHstsPolicy>	strictTransportSecurityHosts () const

类 QNetworkConfiguration :

int	connectTimeout () const
bool	setConnectTimeout (int timeout )

类 QNetworkReply :

void	redirectAllowed ()

类 QNearFieldTarget :

bool	disconnect ()
bool	keepConnection () const
int	maxCommandLength () const
bool	setKeepConnection (bool isPersistent )

类 QWindowsWindowFunctions :

bool	isTabletMode ()
const QByteArray	isTabletModeIdentifier ()

类 QGeoCircle :

void	extendCircle (const QGeoCoordinate & coordinate )

类 QGeoRectangle :

void	extendRectangle (const QGeoCoordinate & coordinate )

类 QGeoShape :

QGeoRectangle

boundingGeoRectangle () const

类 QQmlEngine :

QString	offlineStorageDatabaseFilePath (const QString & databaseName ) const
void	qmlRegisterModule (const char * uri , int versionMajor , int versionMinor )

类 QQmlError :

QtMsgType	messageType () const
void	setMessageType (QtMsgType messageType )

类 QQuickWindow :

QString

sceneGraphBackend ()

类 QSGTexture :

QSGTexture::AnisotropyLevel	anisotropyLevel () const
void	setAnisotropyLevel (QSGTexture::AnisotropyLevel level )

类 QQuickStyle :

QStringList

availableStyles ()

类 QCanBus :

QList<QCanBusDeviceInfo>

availableDevices (const QString & plugin , QString * errorMessage ) const

类 QCanBusFrame :

bool	hasBitrateSwitch () const
bool	hasErrorStateIndicator () const
void	setBitrateSwitch (bool bitrateSwitch )
void	setErrorStateIndicator (bool errorStateIndicator )

类 QWebSocketServer :

void	handleConnection (QTcpSocket * socket ) const

类 QFileDialog :

QString

selectedMimeTypeFilter () const

类 QSizePolicy :

QSizePolicy

transposed () const

类 QSplitter :

QWidget *

replaceWidget (int index , QWidget * widget )

类 QSystemTrayIcon :

void	showMessage (const QString & title , const QString & message , const QIcon & icon , int millisecondsTimeoutHint )

类 QUndoCommand :

bool	isObsolete () const
void	setObsolete (bool obsolete )

类 QWidget :

void	setWindowFlag (Qt::WindowType flag , bool on )

名称空间中的新函数

QTestData &	addRow (const char * format , ... )
QQmlInfo	qmlDebug (const QObject * object )
QQmlInfo	qmlWarning (const QObject * object )

新全局函数

bool	operator!= (QHostAddress::SpecialAddress lhs , const QHostAddress & rhs )
quint16	qChecksum (const char * data , uint len , Qt::ChecksumType standard )
QStaticByteArrayMatcher<N>	qMakeStaticByteArrayMatcher (const char (&)[N] pattern )
void	qmlRegisterModule (const char * uri , int versionMajor , int versionMinor )

新枚举类型

enum	RedirectPolicy { ManualRedirectPolicy, NoLessSafeRedirectPolicy, SameOriginRedirectPolicy, UserVerifiedRedirectPolicy }
enum	AnisotropyLevel { AnisotropyNone, Anisotropy2x, Anisotropy4x, Anisotropy8x, Anisotropy16x }
enum	ChecksumType { ChecksumIso3309, ChecksumItuV41 }

新类型别名

typedef

IsTabletModeType

新特性

markerShape : const mirrored : const mirrored : const userScripts : const manufacturer : const

model : const serialNumber : const gammaCorrect : const wheelScrollLines : const tabletTracking : const

新的变量

	AndroidJellyBean
	AndroidJellyBean_MR1
	AndroidJellyBean_MR2
	AndroidKitKat
	AndroidLollipop
	AndroidLollipop_MR1
	AndroidMarshmallow
	AndroidNougat
	AndroidNougat_MR1
	MacOSSierra
	OSXElCapitan
	OSXMavericks
	OSXYosemite
	Windows10
	Windows7
	Windows8
	Windows8_1

新 QML 类型

A

AbstractAnimation

AbstractClipAnimator

AbstractClipBlendNode

AdditiveClipBlend

AnimationController

AnimationGroup

B

BlendedClipAnimator

C

ClipAnimator

D

DelayButton

E

EnvironmentLight

K

KeyframeAnimation

L

LerpClipBlend

LevelOfDetail

LevelOfDetailLoader

LevelOfDetailSwitch

M

MemoryBarrier

MorphingAnimation

MorphTarget

S

Scene2D

ScrollView

T

TouchEventSequence

V

VertexBlendAnimation

新 QML 特性

	ellipseDiameters
	fontInfo.bold
	fontInfo.family
	fontInfo.italic
	fontInfo.pixelSize
	fontInfo.pointSize
	fontInfo.styleName
	fontInfo.weight
	gammaCorrect
	horizontalOvershoot
	loops
	mapParameters
	mapReady
	markerShape
	mirrored
	mirrored
	notifyInterval
	notifyInterval
	notifyInterval
	pressAndHoldInterval
	rotation
	screen
	sequences
	supportedModes
	supportedResolutions
	uniqueId
	verticalOvershoot
	virtualX
	virtualY

新 QML 信号

	positioningComplete ()
	positioningComplete ()
	positioningComplete ()
	positioningComplete ()
	shortcutOverride ()
	textEdited ()

新 QML 方法

	addMapItemGroup ()
	addMapParameter ()
	clearMapParameters ()
	createTemporaryObject ()
	createTemporaryQmlObject ()
	forceLayout ()
	forceLayout ()
	forceLayout ()
	forceLayout ()
	forceLayout ()
	path ()
	path ()
	removeMapItemGroup ()
	removeMapParameter ()
	saveImage ()
	shapeToPath ()
	touchEvent ()

其它 Qt 5 发行的补充

• Qt 5.8 的新功能
• Qt 5.7 的新功能
• Qt 5.6 的新功能
• Qt 5.5 的新功能
• Qt 5.4 的新功能
• Qt 5.3 的新功能
• Qt 5.2 的新功能
• Qt 5.1 的新功能
• Qt 5.0 的新功能

内容

• 其它 Qt 5 发行的补充