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 |
该类在 Qt 5.1 引入。
| bool | close () const |
| void | setClose (bool close ) |
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。
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 .
Sets the close value to close .
另请参阅 close ().
