/Qt 5.15

QAmbientLightReading Class

The QAmbientLightReading class represents one reading from the ambient light sensor. More...

Header: #include <QAmbientLightReading>
qmake: QT += sensors
Since: Qt 5.1
Inherits: QSensorReading

This class was introduced in Qt 5.1.

Public Types

enum LightLevel { Undefined, Dark, Twilight, Light, Bright, Sunny }


Public Functions

QAmbientLightReading::LightLevel lightLevel() const
void setLightLevel(QAmbientLightReading::LightLevel lightLevel)

Detailed Description

QAmbientLightReading Units

The ambient light sensor returns the intensity of the ambient light using the pre-defined values found in the QAmbientLightReading::LightLevel enum.

Member Type Documentation

enum QAmbientLightReading::LightLevel

This enum represents the ambient light level.

Constant Value Description
QAmbientLightReading::Undefined 0 The light level is unknown.
QAmbientLightReading::Dark 1 It is dark.
QAmbientLightReading::Twilight 2 It is moderately dark.
QAmbientLightReading::Light 3 It is light (eg. internal lights).
QAmbientLightReading::Bright 4 It is bright (eg. shade).
QAmbientLightReading::Sunny 5 It is very bright (eg. direct sunlight).

Property Documentation

lightLevel : const LightLevel

This property holds the ambient light level.

The value represents the ambient light and comes from QAmbientLightReading::LightLevel.

Access functions:

QAmbientLightReading::LightLevel lightLevel() const

See also QAmbientLightReading Units.

Member Function Documentation

void QAmbientLightReading::setLightLevel(QAmbientLightReading::LightLevel lightLevel)

Sets the ambient light level to lightLevel.

See also lightLevel().

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Licensed under the GNU Free Documentation License, Version 1.3.