Qt 5.9Qt SensorsC++ ClassesQSensorChangesInterface
Qt 5.9.0 Reference Documentation

目录

QSensorChangesInterface Class

The QSensorChangesInterface class is the pure virtual interface to sensor plugins. 更多...

头文件: #include <QSensorChangesInterface>
qmake: QT += sensors
开始支持版本: Qt 5.1

公有函数

virtual void sensorsChanged() = 0

详细描述

The QSensorChangesInterface class is the pure virtual interface to sensor plugins.

The QSensorChangesInterface class is implemented in sensor plugins to receive notification that registered sensor backends have changed.

参见 Creating a sensor plugin.

成员函数

[pure virtual] void QSensorChangesInterface::sensorsChanged()

This function is called when the registered backends have changed. Any backends that depend on the presence of other sensors should be registered or unregistered in here.

参见 Creating a sensor plugin.

© 2017 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners.
The documentation provided herein is licensed under the terms of the GNU Free Documentation License version 1.3 as published by the Free Software Foundation.
Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners.