class NetworkManager(QObject):
"""
This NetworkManager controls a connection to an external device. The API for
the device reads data over a socket. It has to run in a background thread
because data is constantly streaming in. You can't block the GUI while reading
the device data.
"""
message_signal = Signal(unicode)
connect_signal = Signal(str, int)
def __init__(self):
super(NetworkManager, self).__init__()
self.connect_signal.connect(self.start_connection)
@Slot()
def start_connection(self, ip, port):
self.api = ExternalClientApiThread()
self.api.add_subscriber(self.handle_message)
self.api.connect(ip, port)
self.api.start()
def handle_message(self, message):
self.message_signal.emit(message)
def start_connection(self, ip, port):
self.api = ExternalClientApiThread()
self.api.add_subscriber(self.handle_message)
self.api.connect(ip, port)
self.api.start()
