QProximityReading Class

The QProximityReading class represents one reading from the proximity sensor. 更多...

头：	#include <QProximityReading>
qmake:	QT += sensors
Since:	Qt 5.1
继承：	QSensorReading

特性

close : const bool

1 特性继承自 QSensorReading
1 特性继承自 QObject

公共函数

	QProximityReading (QObject * parent = DECLARE_READING(QProximityReading))
virtual	~QProximityReading ()
bool	close () const
void	setClose (bool close )

重实现公共函数

virtual void

copyValuesFrom (QSensorReading * other ) override

4 公共函数继承自 QSensorReading
31 公共函数继承自 QObject

静态公共成员

const QMetaObject

staticMetaObject

9 静态公共成员继承自 QObject

额外继承成员

1 公共槽继承自 QObject
2 信号继承自 QObject
9 保护函数继承自 QObject

详细描述

The QProximityReading class represents one reading from the proximity sensor.

The proximity sensor can only indicate if an object is close or not.

The distance at which an object is considered close is device-specific. This distance may be available in the QSensor::outputRanges 特性。

特性文档编制

close : const bool

This property holds a value indicating if something is close.

Set to true if something is close. Set to false is nothing is close.

访问函数：

bool	close () const

另请参阅 QProximityReading_Units .

成员函数文档编制

QProximityReading:: QProximityReading ( QObject * parent = DECLARE_READING(QProximityReading))

Default constructs an instance of QProximityReading.

`[虚拟]` QProximityReading:: ~QProximityReading ()

Destroys the instance of QProximityReading. The destructor is virtual.

`[override virtual]` void QProximityReading:: copyValuesFrom ( QSensorReading * other )

void QProximityReading:: setClose ( bool close )

Sets the close value to close .

另请参阅 close ().

内容