telldus/bindings/python/native/example/callback.py
2012-08-07 16:08:13 +02:00

60 lines
1.8 KiB
Python

import telldus
import time
from threading import Timer
telldus.tdInit()
timers = {} #timerlist
def turnOn():
print "turning on"
telldus.tdTurnOn(1)
def turnOff():
print "turning off"
telldus.tdTurnOff(1)
def callback(deviceId, method, value, callbackId):
global timers
print "callback!"
if (deviceId == 1):
# is turning on deviceId 1 here, so just return if events for that device are picked up
return
t = 0
print "Received event for device %d" % (deviceId,)
if (deviceId in timers):
# a timer already exists for this device, it might be running so interrupt it
# Many devices (for example motion detectors) resends their messages many times to ensure that they
# are received correctly. In this example, we don't want to run the turnOn/turnOff methods every time, instead we
# start a timer, and run the method when the timer is finished. For every incoming event on this device, the timer
# is restarted.
t = timers[deviceId]
t.cancel()
if (method == 1):
#on
t = Timer(0.5, turnOn) #start timer with 0.5 second delay (adjust the delay to suit your needs), then turn on
else:
#off
t = Timer(0.5, turnOff) #start timer with 0.5 second delay (adjust the delay to suit your needs), then turn off
t.start()
timers[deviceId] = t #put timer in list, to allow later cancellation
#function to be called when device event occurs, even for unregistered devices
def rawcallback(data, controllerId, callbackId):
print str(data)
callbackid = telldus.tdRegisterDeviceEvent(callback)
rawcallbackid = telldus.tdRegisterRawDeviceEvent(rawcallback)
try:
while(1):
time.sleep(0.5) #don't exit
except KeyboardInterrupt:
print "Exiting"
telldus.tdUnregisterCallback(callbackid)
telldus.tdUnregisterCallback(rawcallbackid)
telldus.tdClose()