63 lines
1.4 KiB
Python
63 lines
1.4 KiB
Python
import sys
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import termios
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import time
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from termios import (BRKINT, CS8, CSIZE, ECHO, ICANON, ICRNL, IEXTEN, INPCK,
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ISIG, ISTRIP, IXON, PARENB, VMIN, VTIME)
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from typing import Any
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# Indexes for termios list.
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IFLAG = 0
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OFLAG = 1
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CFLAG = 2
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LFLAG = 3
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ISPEED = 4
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OSPEED = 5
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CC = 6
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def getch():
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fd = sys.stdin.fileno()
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old_settings = termios.tcgetattr(fd)
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try:
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# set
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mode = termios.tcgetattr(fd)
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mode[IFLAG] = mode[IFLAG] & ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON)
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#mode[OFLAG] = mode[OFLAG] & ~(OPOST)
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mode[CFLAG] = mode[CFLAG] & ~(CSIZE | PARENB)
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mode[CFLAG] = mode[CFLAG] | CS8
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mode[LFLAG] = mode[LFLAG] & ~(ECHO | ICANON | IEXTEN | ISIG)
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mode[CC][VMIN] = 1
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mode[CC][VTIME] = 0
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termios.tcsetattr(fd, termios.TCSAFLUSH, mode)
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ch = sys.stdin.read(1)
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finally:
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termios.tcsetattr(fd, termios.TCSADRAIN, old_settings)
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return ch
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def keyboard_poll_thread(q):
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while True:
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c = getch()
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print("got %s" % c)
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if c == '1':
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q.put(str("cruise_up"))
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if c == '2':
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q.put(str("cruise_down"))
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if c == '3':
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q.put(str("cruise_cancel"))
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if c == 'q':
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exit(0)
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def test(q):
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while 1:
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print("hello")
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time.sleep(1.0)
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if __name__ == '__main__':
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from multiprocessing import Process, Queue
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q : Any = Queue()
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p = Process(target=test, args=(q,))
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p.daemon = True
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p.start()
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keyboard_poll_thread(q)
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