X-Git-Url: https://git.ralfj.de/saartuer.git/blobdiff_plain/83d646a505bed8c75eef15855da7046e5854106d..54fd262cfc0083de82a1367360a482f0a352138f:/ringd?ds=sidebyside diff --git a/ringd b/ringd index 201322f..b6a27f9 100755 --- a/ringd +++ b/ringd @@ -1,7 +1,7 @@ #!/usr/bin/python3 import time, socket, atexit import queue, threading, select -from libtuer import log +from libtuer import log, ThreadFunction import RPi.GPIO as GPIO GPIO.setmode(GPIO.BOARD) atexit.register(GPIO.cleanup) @@ -9,6 +9,7 @@ atexit.register(GPIO.cleanup) tuerSock = "/run/tuer.sock" ringPin = 18 + # Main classes class PinWatcher(): def __init__(self, pin, histlen): @@ -21,17 +22,8 @@ class PinWatcher(): self._newstate = None # != None iff we are currently seeing a state change self._newstatelen = 0 # only valid if newstate != None # start state change handler thread - self._q = queue.Queue() - self._t = threading.Thread(target=self.queue_consumer) - self._t.start() - - def queue_consumer(self): - while True: - el = self._q.get() - if el is None: return # we are supposed to terminate - # handle the state change - (oldstate, newstate) = el - self.callback(oldstate, newstate) + self._callback = ThreadFunction(self.callback) + self.stop = self._callback.stop def read(self): curstate = GPIO.input(self._pin) @@ -42,7 +34,7 @@ class PinWatcher(): # we already saw this new state self._newstatelen += 1 if self._newstatelen >= self._histlen: - self._q.put((self._state, curstate)) # send stuff to the other thread + self._callback(self._state, curstate) # send stuff to the other thread self._state = curstate self._newstate = None else: @@ -52,10 +44,6 @@ class PinWatcher(): else: # old state is preserved self._newstate = None - - def quit(self): - self._q.put(None) - self._t.join() class RingWatcher(PinWatcher): def __init__(self): @@ -96,4 +84,4 @@ try: time.sleep(0.02) except KeyboardInterrupt: for pin in pins: - pin.quit() + pin.stop()