6#include <istd/IChangeable.h>
Interface for tracking device connection states.
DeviceState
Runtime state of a device.
@ DS_NONE
Device is not available.
@ DS_CLOSED
Device is available but not running.
@ DS_OPENED
Processing loop of the device is running.
virtual DeviceState GetDeviceState(const QByteArray &deviceId) const =0
Get the current state of a device.
ChangeFlags
Change notification flags.