InputDevice.py 文件源码

def getInputDevices(self):
        devices = os.listdir("/dev/input/")

        for evdev in devices:
            try:
                buffer = "\0"*512
                self.fd = os.open("/dev/input/" + evdev, os.O_RDWR | os.O_NONBLOCK)
                self.name = ioctl(self.fd, EVIOCGNAME(256), buffer)
                self.name = self.name[:self.name.find("\0")]
                os.close(self.fd)
            except (IOError,OSError), err:
                print '[iInputDevices] getInputDevices ' + evdev + ' <ERROR: ioctl(EVIOCGNAME): ' + str(err) + ' >'
                self.name = None

            if self.name:
                self.Devices[evdev] = {'name': self.name, 'type': self.getInputDeviceType(self.name),'enabled': False, 'configuredName': None }