内容

• 公共函数
• 详细描述

QSensorBackendFactory Class

QSensorBackendFactory class instantiates instances of QSensorBackend . 更多...

头：	#include <QSensorBackendFactory>
qmake:	QT += sensors

• 所有成员列表，包括继承成员

公共函数

virtual QSensorBackend *

createBackend (QSensor * sensor ) = 0

详细描述

QSensorBackendFactory class instantiates instances of QSensorBackend .

This interface must be implemented in order to register a sensor backend.

另请参阅 Creating a sensor plugin .

成员函数文档编制

[pure virtual] QSensorBackend *QSensorBackendFactory:: createBackend ( QSensor * sensor )

Instantiate a backend. If the factory handles multiple identifiers it should check with the sensor to see which one is requested.

If the factory cannot create a backend it should return 0.