Qt Documentation

Qt 5.4
New Classes and Functions in Qt 5.3

New Classes and Functions in Qt 5.3

This page contains a comprehensive list of all new classes and functions introduced in Qt 5.3. Links to new APIs in previous Qt 5 releases are found at the bottom of this page.

New Namespaces

namespace	QWebSocketProtocol
namespace	QtAndroid

New Classes

New Member Functions

Class QMessageLogger:

void	critical(const QLoggingCategory & cat, const char * msg, ...) const
void	critical(CategoryFunction catFunc, const char * msg, ...) const
QDebug	critical(const QLoggingCategory & cat) const
QDebug	critical(CategoryFunction catFunc) const
void	debug(const QLoggingCategory & cat, const char * msg, ...) const
void	debug(CategoryFunction catFunc, const char * msg, ...) const
QDebug	debug(const QLoggingCategory & cat) const
QDebug	debug(CategoryFunction catFunc) const
void	warning(const QLoggingCategory & cat, const char * msg, ...) const
void	warning(CategoryFunction catFunc, const char * msg, ...) const
QDebug	warning(CategoryFunction catFunc) const

Class QJsonArray:

QJsonArray	operator+(const QJsonValue & value) const
QJsonArray &	operator+=(const QJsonValue & value)
QJsonArray &	operator<<(const QJsonValue & value)

Class QAtomicInteger:

int	fetchAndAndAcquire(int valueToAnd)
int	fetchAndAndOrdered(int valueToAnd)
int	fetchAndAndRelaxed(int valueToAnd)
int	fetchAndAndRelease(int valueToAnd)
int	fetchAndOrAcquire(int valueToOr)
int	fetchAndOrOrdered(int valueToOr)
int	fetchAndOrRelaxed(int valueToOr)
int	fetchAndOrRelease(int valueToOr)
int	fetchAndSubAcquire(int valueToSub)
int	fetchAndSubOrdered(int valueToSub)
int	fetchAndSubRelaxed(int valueToSub)
int	fetchAndSubRelease(int valueToSub)
int	fetchAndXorAcquire(int valueToXor)
int	fetchAndXorOrdered(int valueToXor)
int	fetchAndXorRelaxed(int valueToXor)
int	fetchAndXorRelease(int valueToXor)
	operator int() const
int	operator&=(int valueToAnd)
int	operator++()
int	operator++(int)
int	operator+=(int valueToAdd)
int	operator--()
int	operator--(int)
int	operator-=(int valueToSub)
QAtomicInteger &	operator=(int newValue)
int	operator^=(int valueToXor)
int	operator\|=(int valueToOr)

Class QSharedPointer:

void	swap(QSharedPointer<T> & other)

Class QPrinterInfo:

QStringList	availablePrinterNames()
QPageSize	defaultPageSize() const
QString	defaultPrinterName()
bool	isRemote() const
QPageSize	maximumPhysicalPageSize() const
QPageSize	minimumPhysicalPageSize() const
QPrinter::PrinterState	state() const
QList<QPageSize>	supportedPageSizes() const
QList<int>	supportedResolutions() const
bool	supportsCustomPageSizes() const

Class QOpenGLContext:

bool	isOpenGLES() const
void *	openGLModuleHandle()
OpenGLModuleType	openGLModuleType()

Class QSurface:

bool	supportsOpenGL() const

Class QStyleHints:

int	mousePressAndHoldInterval() const

Class QSurfaceFormat:

QSurfaceFormat::FormatOptions	options() const
void	setOption(FormatOption option, bool on = true)
void	setOptions(QSurfaceFormat::FormatOptions options)
void	setSwapInterval(int interval)
int	swapInterval() const
bool	testOption(FormatOption option) const

Class QOpenGLFramebufferObject:

GLuint takeTexture()

Class QOpenGLFunctions:

void	glBindTexture(GLenum target, GLuint texture)
void	glBlendFunc(GLenum sfactor, GLenum dfactor)
void	glClear(GLbitfield mask)
void	glClearColor(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha)
void	glClearStencil(GLint s)
void	glColorMask(GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha)
void	glCopyTexImage2D(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border)
void	glCopyTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height)
void	glCullFace(GLenum mode)
void	glDeleteTextures(GLsizei n, const GLuint * textures)
void	glDepthFunc(GLenum func)
void	glDepthMask(GLboolean flag)
void	glDisable(GLenum cap)
void	glDrawArrays(GLenum mode, GLint first, GLsizei count)
void	glDrawElements(GLenum mode, GLsizei count, GLenum type, const GLvoid * indices)
void	glEnable(GLenum cap)
void	glFinish()
void	glFlush()
void	glFrontFace(GLenum mode)
void	glGenTextures(GLsizei n, GLuint * textures)
void	glGetBooleanv(GLenum pname, GLboolean * params)
GLenum	glGetError()
void	glGetFloatv(GLenum pname, GLfloat * params)
void	glGetIntegerv(GLenum pname, GLint * params)
const GLubyte *	glGetString(GLenum name)
void	glGetTexParameterfv(GLenum target, GLenum pname, GLfloat * params)
void	glGetTexParameteriv(GLenum target, GLenum pname, GLint * params)
void	glHint(GLenum target, GLenum mode)
GLboolean	glIsEnabled(GLenum cap)
GLboolean	glIsTexture(GLuint texture)
void	glLineWidth(GLfloat width)
void	glPixelStorei(GLenum pname, GLint param)
void	glPolygonOffset(GLfloat factor, GLfloat units)
void	glReadPixels(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, GLvoid * pixels)
void	glScissor(GLint x, GLint y, GLsizei width, GLsizei height)
void	glStencilFunc(GLenum func, GLint ref, GLuint mask)
void	glStencilMask(GLuint mask)
void	glStencilOp(GLenum fail, GLenum zfail, GLenum zpass)
void	glTexImage2D(GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid * pixels)
void	glTexParameterf(GLenum target, GLenum pname, GLfloat param)
void	glTexParameterfv(GLenum target, GLenum pname, const GLfloat * params)
void	glTexParameteri(GLenum target, GLenum pname, GLint param)
void	glTexParameteriv(GLenum target, GLenum pname, const GLint * params)
void	glTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid * pixels)
void	glViewport(GLint x, GLint y, GLsizei width, GLsizei height)

Class QOpenGLTexture:

void	setCompressedData(int mipLevel, int layer, CubeMapFace cubeFace, int dataSize, const void * data, const QOpenGLPixelTransferOptions * const options = 0)
void	setData(int mipLevel, int layer, CubeMapFace cubeFace, PixelFormat sourceFormat, PixelType sourceType, const void * data, const QOpenGLPixelTransferOptions * const options = 0)
void	setData(int mipLevel, int layer, PixelFormat sourceFormat, PixelType sourceType, const void * data, const QOpenGLPixelTransferOptions * const options = 0)
void	setData(int mipLevel, PixelFormat sourceFormat, PixelType sourceType, const void * data, const QOpenGLPixelTransferOptions * const options = 0)
void	setData(PixelFormat sourceFormat, PixelType sourceType, const void * data, const QOpenGLPixelTransferOptions * const options = 0)

Class QOpenGLShaderProgram:

bool	create()

Class QSslConfiguration:

QList<QByteArray>	allowedNextProtocols() const
QByteArray	nextNegotiatedProtocol() const
NextProtocolNegotiationStatus	nextProtocolNegotiationStatus() const
void	setAllowedNextProtocols(QList<QByteArray> protocols)

Class QQuickWindow:

void	afterAnimating()
void	afterSynchronizing()
void	openglContextCreated(QOpenGLContext * context)
void	sceneGraphAboutToStop()
void	sceneGraphError(QQuickWindow::SceneGraphError error, const QString & message)

Class QPlainTextEdit:

bool	find(const QRegExp & exp, QTextDocument::FindFlags options = 0)

Class QNmeaPositionInfoSource:

void	setUserEquivalentRangeError(double uere)
double	userEquivalentRangeError() const

Class QSerialPortInfo:

QString serialNumber() const

Class QBluetoothLocalDevice:

QList<QBluetoothAddress>	connectedDevices() const
void	deviceConnected(const QBluetoothAddress & address)
void	deviceDisconnected(const QBluetoothAddress & address)

New Functions in Namespaces

QAndroidJniObject	androidActivity()
int	androidSdkVersion()
void	startActivity(const QAndroidJniObject & intent, int receiverRequestCode, QAndroidActivityResultReceiver * resultReceiver = 0)
void	startIntentSender(const QAndroidJniObject & intentSender, int receiverRequestCode, QAndroidActivityResultReceiver * resultReceiver = 0)

New Global Functions

QRectF	operator+(const QMarginsF & lhs, const QRectF & rhs)
QRectF	operator+(const QRectF & lhs, const QMarginsF & rhs)
QMargins	operator+(const QMargins & margins)
QMargins	operator+(int lhs, const QMargins & rhs)
QMargins	operator+(const QMargins & lhs, int rhs)
QRectF	operator-(const QRectF & lhs, const QMarginsF & rhs)
QRect	operator-(const QRect & lhs, const QMargins & rhs)
QMargins	operator-(const QMargins & lhs, int rhs)
uint	qHash(const QFont & font, uint seed = 0)
uint	qHash(double key, uint seed = 0)
uint	qHash(float key, uint seed = 0)
QRgb	qPremultiply(QRgb rgb)
void	qRemovePostRoutine(QtCleanUpFunction ptr)
QRgb	qUnpremultiply(QRgb rgb)

New Macros

	QVERIFY_EXCEPTION_THROWN( expression, exceptiontype)
	qCCritical( category, const char * message, ...)
	qCDebug( category, const char * message, ...)
	qCWarning( category, const char * message, ...)

New Enum Types

enum	OpenGLModuleType { LibGL, LibGLES }
enum	SceneGraphError { ContextNotAvailable }

New Typedefs

typedef CategoryFunction

New Properties

placeholderText : QString

New QML Types

C: Calendar; CalendarStyle; CoordinateAnimation

D: Dialog

E: EnginioClient; EnginioModel; EnginioOAuth2Authentication; EnginioReply

M: MenuBarStyle; MenuStyle

W: WebSocket; WebSocketServer

New QML Properties

currentFont

Additions to Other Qt 5 Releases

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