objc_location.py

objc_location.py

from objc_util import *
from threading import Thread, Condition, Event, current_thread,enumerate

m=ObjCClass('CLLocationManager').sharedManager()

class Location():
	def __init__(self,cllocation):
		self.altitude=cllocation.altitude()
		self.lat=cllocation.coordinate().a
		self.lon=cllocation.coordinate().b
		self.speed=cllocation.speed()
		self.horiz_accy=cllocation.horizontalAccuracy()
		self.vert_accy=cllocation.verticalAccuracy()
		self.course=cllocation.course()
		self.timestamp=cllocation.timestamp().timeIntervalSince1970()
		self.description=str(cllocation.description())
	def __repr__(self):
		return self.description

def locationManager_didUpdateLocations_(_self,_cmd,locationManager,locations):
	print(ObjCInstance(locations)[0])
	#this is where you would do your "work"
	
def locationManager_didFailWithError_(_self,_cmd,locationManager,err):
	print(ObjCInstance(err))
	raise Exception('Location failed')
	#try to recover instead?
def locationManagerDidPauseLocationUpdates_(_self,_cmd,locationManager):
	print('updates were paused! ')

#create delegate	
MyLocationDelegate=create_objc_class('MyLocationDelegate',
	methods=[locationManager_didUpdateLocations_, locationManager_didFailWithError_,  locationManagerDidPauseLocationUpdates_],
	protocols=['CLLocationDelegate'])
d=MyLocationDelegate.new()
m.delegate=d

import ui,time

def get_location():
	m.e=Event()
	def wait_for_response():
		print('waiting')	
		m.e.wait(1.)
	t=Thread(target=wait_for_response)
	t.start()
	print('req')

	print('done req')
	t.join()
	return Location(m.location())

import ui
b=ui.Button(title='push')
b.frame=(0,0,222,222)
def a(sender):
	m.requestLocation()
	

b.action=a
b.present('sheet')