New Classes and Functions in Qt 5.5

This page contains a comprehensive list of all new classes and functions introduced in Qt 5.5. Links to new APIs in previous Qt 5 releases are found at the bottom of this page.

New Classes

New Member Functions

Class QBluetoothDeviceInfo:

QBluetoothUuid deviceUuid() const
void setDeviceUuid(const QBluetoothUuid &uuid)

Class QBluetoothHostInfo:

bool operator!=(const QBluetoothHostInfo &other) const
bool operator==(const QBluetoothHostInfo &other) const

Class QLowEnergyController:

QString remoteName() const

Class QLowEnergyService:

void characteristicRead(const QLowEnergyCharacteristic &characteristic, const QByteArray &value)
void descriptorRead(const QLowEnergyDescriptor &descriptor, const QByteArray &value)
void readCharacteristic(const QLowEnergyCharacteristic &characteristic)
void readDescriptor(const QLowEnergyDescriptor &descriptor)

Class QCamera:

void setViewfinderSettings(const QCameraViewfinderSettings &settings)
QList<FrameRateRange> supportedViewfinderFrameRateRanges(const QCameraViewfinderSettings &settings) const
QList<QVideoFrame::PixelFormat> supportedViewfinderPixelFormats(const QCameraViewfinderSettings &settings) const
QList<QSize> supportedViewfinderResolutions(const QCameraViewfinderSettings &settings) const
QList<QCameraViewfinderSettings> supportedViewfinderSettings(const QCameraViewfinderSettings &settings) const
QCameraViewfinderSettings viewfinderSettings() const

Class QCameraImageProcessing:

ColorFilter colorFilter() const
bool isColorFilterSupported(ColorFilter filter) const
void setColorFilter(ColorFilter filter)

Class QCameraViewfinderSettings:

bool operator!=(const QCameraViewfinderSettings &lhs, const QCameraViewfinderSettings &rhs)
bool operator==(const QCameraViewfinderSettings &lhs, const QCameraViewfinderSettings &rhs)

Class QGeoCircle:

QString toString() const

Class QGeoRectangle:

QString toString() const

Class QGeoShape:

QGeoCoordinate center() const
QString toString() const

Class QWebHitTestResult:

QString linkTitleString() const

New Global Functions

bool operator!=(const QCameraViewfinderSettings &lhs, const QCameraViewfinderSettings &rhs)
bool operator==(const QCameraViewfinderSettings &lhs, const QCameraViewfinderSettings &rhs)

New Enum Types

enum ColorFilter { ColorFilterNone, ColorFilterGrayscale, ColorFilterNegative, ColorFilterSolarize, ColorFilterSepia, …, ColorFilterVendor }

New Properties

New QML Types

New QML Properties

New QML Signals

New QML Methods

Additions to Other Qt 5 Releases