Beispiel #1
0
 def __init__(self, logMessages=False):
     super(GuiProcess, self).__init__()
     self.pid = Process.attach("GUI", self)
     self.messages = PatternMatcher()
     self.isOpen = True
     self.logger = Process.logger()
     self.logMessages = logMessages
Beispiel #2
0
class GuiProcess(QObject):
    def __init__(self, logMessages=False):
        super(GuiProcess, self).__init__()
        self.pid = Process.attach("GUI", self)
        self.messages = PatternMatcher()
        self.isOpen = True
        self.logger = Process.logger()
        self.logMessages = logMessages
    
    def __enter__(self):
        return self
    
    def __exit__(self, type, e, traceback):
        Process.detach()
    
    def event(self, ev):
        """ Handle events sent to the object. """
        if ev.type() == MessageReceivedEvent.Type:
            if self.logMessages:
                self.logger.info("Received message %s.", repr(ev.m))
            try:
                self.messages.match(ev.m)
            except Exception:
                Process.logger().exception("An exception was raised by the process")
            return True
        else:
            return False
    
    def put(self, m):
        """ Add a process message to the message loop's queue. """
        QApplication.postEvent(self, MessageReceivedEvent(m))
    
    def get(self):
        raise Exception("Can't receive messages on the GUI thread. " +
                        "Use the message matching mechanism instead.")
    
    def try_get(self):
        return (False, None)
    
    def close(self):
        pass