QCanBusFactoryV2 Class
The QCanBusFactoryV2 class is a factory class used as the plugin interface for CAN bus plugins. More...
| Header: | #include <QCanBusFactoryV2> |
| qmake: | QT += serialbus |
| Since: | Qt 5.9 |
| Inherits: | QCanBusFactory |
This class was introduced in Qt 5.9.
Public Functions
| virtual QList<QCanBusDeviceInfo> | availableDevices(QString *errorMessage) const = 0 |
Reimplemented Public Functions
| virtual QCanBusDevice * | createDevice(const QString &interfaceName, QString *errorMessage) const override = 0 |
Detailed Description
All plugins must implement the functions provided by this factory class.
Member Function Documentation
[pure virtual] QList<QCanBusDeviceInfo> QCanBusFactoryV2::availableDevices(QString *errorMessage) const
Returns the list of available devices and their capabilities for the QCanBusDevice.
errorMessage contains an error description in case of failure.
[override pure virtual] QCanBusDevice *QCanBusFactoryV2::createDevice(const QString &interfaceName, QString *errorMessage) const
Reimplements: QCanBusFactory::createDevice(const QString &interfaceName, QString *errorMessage) const.
Creates a new QCanBusDevice. The caller must take ownership of the returned pointer.
interfaceName is the CAN interface name and errorMessage contains an error description in case of failure.
If the factory cannot create a plugin, it returns nullptr.