内容

• 其它 Qt 5 发行的补充

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
• 新的 Typedef
• 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

QExtrudedTextGeometry ( Qt3DExtras )

QEnvironmentLight ( Qt3DRender )

G

QGeoPath

H

QHelpSearchResult

QHstsPolicy

QHumidityFilter

QHumidityReading

QHumiditySensor

K

QKeyframeAnimation ( Qt3DAnimation )

L

QLidFilter

QLidReading

QLidSensor

QLerpClipBlend ( Qt3DAnimation )

QLevelOfDetail ( Qt3DRender )

QLevelOfDetailBoundingSphere ( Qt3DRender )

QLevelOfDetailSwitch ( Qt3DRender )

M

QMorphTarget ( Qt3DAnimation )

QMorphingAnimation ( Qt3DAnimation )

QMetalRoughMaterial ( Qt3DExtras )

QMemoryBarrier ( Qt3DRender )

O

QOperatingSystemVersion

Q

QQuickWebEngineScript

S

ScaledPixmapArgument ( QIconEngine )

QStaticByteArrayMatcher

QScene2D ( Qt3DRender::Quick )

T

QTextureMaterial ( Qt3DExtras )

QTexturedMetalRoughMaterial ( Qt3DExtras )

V

QVertexBlendAnimation ( Qt3DAnimation )

W

QWebEngineHttpRequest

新成员函数

类 QDataStream :

QDataStream &	operator<< (qfloat16 f )
QDataStream &	operator>> (qfloat16 & f )

类 QAbstractFileEngine :

virtual QByteArray

id () const

类 QDir :

bool	isEmpty (Filters filters = Filters( AllEntries | NoDotAndDotDot )) const

类 QStorageInfo :

QByteArray

subvolume () const

类 QTemporaryDir :

QString

filePath (const QString & fileName ) const

类 QObject :

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

类 QThreadPool :

bool	tryTake (QRunnable * runnable )

类 QByteArray :

QByteArray

toHex (char separator ) const

类 QStringRef :

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

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 (Format format )

类 TouchPoint :

QSizeF

ellipseDiameters () const

类 QOffscreenSurface :

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

类 QPlatformScreen :

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

类 QPlatformTheme :

virtual QKeySequence

standardButtonShortcut (int button ) const

类 QWindow :

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

类 QOpenGLTexture :

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

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 QTextDocument :

QString

toRawText () const

类 QWindowsWindowFunctions :

bool	isTabletMode ()
const QByteArray	isTabletModeIdentifier ()

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 QNetworkReply :

void	redirectAllowed ()

类 QNetworkConfiguration :

int	connectTimeout () const
bool	setConnectTimeout (int timeout )

类 QHostInfo :

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

类 QFileDialog :

QString

selectedMimeTypeFilter () const

类 QSizePolicy :

QSizePolicy

transposed () const

类 QWidget :

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

类 QSystemTrayIcon :

void	showMessage (const QString & title , const QString & message , const QIcon & icon , int millisecondsTimeoutHint = 10000)

类 QUndoCommand :

bool	isObsolete () const
void	setObsolete (bool obsolete )

类 QSplitter :

QWidget *

replaceWidget (int index , QWidget * widget )

类 QNearFieldTarget :

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

类 QQmlEngine :

QString

offlineStorageDatabaseFilePath (const QString & databaseName ) const

类 QQmlError :

QtMsgType	messageType () const
void	setMessageType (QtMsgType messageType )

类 QQuickWindow :

QString

sceneGraphBackend ()

类 QSGTexture :

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

类 QGeoCircle :

void	extendCircle (const QGeoCoordinate & coordinate )

类 QGeoRectangle :

void	extendRectangle (const QGeoCoordinate & coordinate )

类 QGeoCodeReply :

void	aborted ()

类 QGeoCameraCapabilities :

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

类 QGeoRouteReply :

void	aborted ()

类 QPlaceReply :

void	aborted ()

类 QGeoShape :

QGeoRectangle

boundingGeoRectangle () const

类 QQuickStyle :

QStringList

availableStyles ()

类 QCanBus :

QList<QCanBusDeviceInfo>

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

类 QCanBusFrame :

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

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 QWebEngineDownloadItem :

DownloadInterruptReason	interruptReason () const
QString	interruptReasonString () const

类 QWebEnginePage :

void	load (const QWebEngineHttpRequest & request )
void	pdfPrintingFinished (const QString & filePath , bool success )

类 QWebEngineView :

void	load (const QWebEngineHttpRequest & request )

类 QWebSocketServer :

void	handleConnection (QTcpSocket * socket ) const

类 QSkyboxEntity :

bool	isGammaCorrectEnabled () const
void	setGammaCorrectEnabled (bool enabled )

类 QRenderCaptureReply :

bool	saveImage (const QString & fileName ) const

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 )
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	DownloadInterruptReason { NoReason, FileFailed, FileAccessDenied, FileNoSpace, ..., UserCanceled }
enum	ChecksumType { ChecksumIso3309, ChecksumItuV41 }

新的 Typedef

typedef

IsTabletModeType

新特性

markerShape : MarkerShape mirrored : bool mirrored : bool userScripts : const QQmlListProperty<QQuickWebEngineScript> manufacturer : const QString

model : const QString serialNumber : const QString wheelScrollLines : const int tabletTracking : bool

新的变量

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

新 QML 类型

A

AbstractAnimation

AbstractClipAnimator

AbstractClipBlendNode

AdditiveClipBlend

AnimationController

AnimationGroup

B

BlendedClipAnimator

C

ClipAnimator

D

DelayButton

E

EnvironmentLight

K

KeyframeAnimation

L

LerpBlend

LevelOfDetail

LevelOfDetailLoader

LevelOfDetailSwitch

M

MemoryBarrier

MorphTarget

MorphingAnimation

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
	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 ()
	shortcutOverride (KeyEvent event )
	positioningComplete ()
	textEdited ()

新 QML 方法

	forceLayout ()
	forceLayout ()
	forceLayout ()
void	addMapItemGroup (MapItemGroup itemGroup )
void	addMapParameter (MapParameter 参数 )
void	clearMapParameters ()
void	removeMapItemGroup (MapItemGroup itemGroup )
void	removeMapParameter (MapParameter 参数 )
geopath	path () const
geopath	shapeToPath (geoshape shape ) const
bool	saveImage ( fileName )
	forceLayout ()
对象	createTemporaryObject (Component component , object parent , object properties )
对象	createTemporaryQmlObject (string qml , object parent , string filePath )
TouchEventSequence	touchEvent (object item )
	forceLayout ()

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