def __init__(self, port='/dev/ttyUSB0'):
self._stop = False
self.menu = MenuManager()
# Register menu functions
self.menu.add('1', 'Echo', self.menu_echo)
self.menu.add('q', 'Quit', self.menu_quit)
self.manager = MessageManager(SerialTransport(port, baudrate=57600))
try:
# Subscribe to messages
self.manager.register_messages(message_collection)
self.manager.subscribe(msgs.echo, self.msg_echo_cb)
self.menu.run_as_thread(self.process)
while not self._stop:
print('')
print('-'*80)
print('')
self.menu.activate()
except KeyboardInterrupt:
self.stop()
except Exception:
self.stop()
raise
class ChannelsUI(object):
def __init__(self, port='/dev/ttyUSB0'):
self._stop = False
self.menu = MenuManager()
# Register menu functions
self.menu.add('1', 'Echo', self.menu_echo)
self.menu.add('q', 'Quit', self.menu_quit)
self.manager = MessageManager(SerialTransport(port, baudrate=57600))
try:
# Subscribe to messages
self.manager.register_messages(message_collection)
self.manager.subscribe(msgs.echo, self.msg_echo_cb)
self.menu.run_as_thread(self.process)
while not self._stop:
print('')
print('-'*80)
print('')
self.menu.activate()
except KeyboardInterrupt:
self.stop()
except Exception:
self.stop()
raise
def process(self):
while not self._stop:
try:
self.manager.act()
sleep(0.001)
except:
raise
def stop(self):
self._stop = True
self.menu.stop()
self.manager.stop()
def msg_echo_cb(self, message):
print message
def menu_echo(self):
input = raw_input("Enter text to echo: ")
if input:
self.manager.send(0, text=input)
def menu_quit(self):
self.stop()
raise KeyboardInterrupt
