The QSensorBackendFactory class instantiates instances of QSensorBackend . 更多...
| 頭： |
#include <QSensorBackendFactory>
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| CMake: |
find_package(Qt6 REQUIRED COMPONENTS Sensors)
target_link_libraries(mytarget PRIVATE Qt6::Sensors)
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| qmake: |
QT += sensors
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| virtual QSensorBackend * | createBackend (QSensor * sensor ) = 0 |
This interface must be implemented in order to register a sensor backend.
另請參閱 Creating a sensor plugin .
[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.