Qt 5.15
New Classes and Functions in Qt 5.1
Qt 5.15.12 Reference Documentation

New Classes and Functions in Qt 5.1

This page contains a comprehensive list of all new classes and functions introduced in Qt 5.1. Links to new APIs in previous Qt 5 releases are found at the bottom of this page.

New Classes
New Member Functions
New Macros
New Enum Types
New Type Aliases
New Properties
New QML Types
New QML Properties
New QML Signals
New QML Methods

New Classes

A: QAbstractOpenGLFunctions; QAccelerometer; QAccelerometerFilter; QAccelerometerReading; QAltimeter; QAltimeterFilter; QAltimeterReading; QAmbientLightFilter; QAmbientLightReading; QAmbientLightSensor; QAmbientTemperatureFilter; QAmbientTemperatureReading; QAmbientTemperatureSensor

B: Binder (QOpenGLVertexArrayObject)

C: QCompass; QCompassFilter; QCompassReading

D: QDBusVirtualObject; QDebugStateSaver

G: QGlobalStatic; QGyroscope; QGyroscopeFilter; QGyroscopeReading

H: QHolsterFilter; QHolsterReading; QHolsterSensor

I: QIRProximityFilter; QIRProximityReading; QIRProximitySensor

L: QLightFilter; QLightReading; QLightSensor; QLockFile

M: QMagnetometer; QMagnetometerFilter; QMagnetometerReading; QMessageAuthenticationCode

P: QPressureFilter; QPressureReading; QPressureSensor; QProximityFilter; QProximityReading; QProximitySensor

Q: QQmlApplicationEngine; QQuickTextDocument

R: QRegularExpressionValidator; QRotationFilter; QRotationReading; QRotationSensor

S: QSaveFile; QSensor; QSensorBackend; QSensorChangesInterface; QSensorGesture; QSensorGestureManager; QSensorGesturePluginInterface; QSensorGestureRecognizer; QSensorPluginInterface; QSerialPort; QSerialPortInfo

T: QTapFilter; QTapReading; QTapSensor; QTiltFilter; QTiltReading; QTiltSensor

X: QX11Info

New Member Functions

Class QMultiMap:

typename QMap<Key, T>::iterator insert(typename QMap<Key, T>::const_iterator pos, const Key &key, const T &value)

New Macros

	Q_COREAPP_STARTUP_FUNCTION(QtStartUpFunction ptr)
	Q_COREAPP_STARTUP_FUNCTION(QtStartUpFunction ptr)
	Q_GLOBAL_STATIC(Type, VariableName)
	Q_GLOBAL_STATIC(Type, VariableName)
	Q_GLOBAL_STATIC_WITH_ARGS(Type, VariableName, Arguments)
	Q_GLOBAL_STATIC_WITH_ARGS(Type, VariableName, Arguments)

New Enum Types

enum	AccelerationMode { Combined, Gravity, User }
enum	Script { Script_Unknown, Script_Inherited, Script_Common, Script_Latin, Script_Greek, …, ScriptCount }
enum	JsonFormat { Indented, Compact }
enum	LayoutFlag { SeparateAdvances, KernedAdvances, UseDesignMetrics }
enum	AxesOrientationMode { FixedOrientation, AutomaticOrientation, UserOrientation }
enum	Visibility { Hidden, AutomaticVisibility, Windowed, Minimized, Maximized, FullScreen }
enum	ApplicationState { ApplicationSuspended, ApplicationHidden, ApplicationInactive, ApplicationActive }
enum	Edge { TopEdge, LeftEdge, RightEdge, BottomEdge }

New Type Aliases

typedef	qoutputrangelist
typedef	qrange
typedef	qrangelist
typedef	qoutputrangelist
typedef	qrange
typedef	qrangelist

New Properties

accelerationMode : const
toolTipsVisible : const
textInteractionFlags : const
axesOrientationMode : const
currentOrientation : const

skipDuplicates : const
userOrientation : const
active : const
opacity : const
visibility : const

New QML Types

A: ApplicationWindow

B: Button; ButtonStyle

C: CheckBox; CheckBoxStyle; CloseEvent; ColorDialog; ComboBox; ComboBoxStyle

F: FileDialog

G: GroupBox; GroupBoxStyle

L: Label

M: Menu; MenuBar

P: ProgressBar; ProgressBarStyle

R: RadioButton; RadioButtonStyle

S: ScrollView; ScrollViewStyle; Slider; SliderStyle; SpinBox; SplitView; StackView; StackViewDelegate; StatusBar

T: Tab; TableView; TableViewColumn; TableViewStyle; TabView; TabViewStyle; TextArea; TextField; TextFieldStyle; ToolBar; ToolButton

New QML Properties

	active
	activeFocusItem
	application
	contentOrientation
	desktopAvailableHeight
	desktopAvailableWidth
	effectiveHorizontalItemAlignment
	horizontalItemAlignment
`(obsolete)`	logicalPixelDensity
	maximumHeight
	maximumWidth
	minimumHeight
	minimumWidth
	name
	opacity
	platform
	selectByKeyboard
	textDocument
	verticalItemAlignment
	visibility

New QML Signals

closing()

New QML Methods

	alert()
	forceActiveFocus()
	forceLayout()
	forceLayout()
	nextItemInFocusChain()
	requestActivate()

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