InputDevice.py 文件源码

def getInputDevices(self):
        devices = sorted(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")]
                if str(self.name).find("Keyboard") != -1:
                    self.name = 'keyboard'
                os.close(self.fd)
            except (IOError,OSError), err:
                print "[InputDevice] Error: evdev='%s' getInputDevices <ERROR: ioctl(EVIOCGNAME): '%s'>" % (evdev, str(err))
                self.name = None

            if self.name:
                devtype = self.getInputDeviceType(self.name)
                print "[InputDevice] Found: evdev='%s', name='%s', type='%s'" % (evdev, self.name, devtype)
                self.Devices[evdev] = {'name': self.name, 'type': devtype, 'enabled': False, 'configuredName': None }