def run(self, installSignalHandlers=True): """ Start the reactor. """ self._postQueue = Queue() if not hasattr(self, "wxapp"): log.msg( "registerWxApp() was not called on reactor, " "registering my own wxApp instance." ) self.registerWxApp(wxPySimpleApp()) # start select() thread: self.interleave( self._runInMainThread, installSignalHandlers=installSignalHandlers ) if installSignalHandlers: self.callLater(0, self._installSignalHandlersAgain) # add cleanup events: self.addSystemEventTrigger("after", "shutdown", self._stopWx) self.addSystemEventTrigger( "after", "shutdown", lambda: self._postQueue.put(None) ) # On macOS, work around wx bug by starting timer to ensure # wxCallAfter calls are always processed. We don't wake up as # often as we could since that uses too much CPU. if runtime.platform.isMacOSX(): t = ProcessEventsTimer(self.wxapp) t.Start(2) # wake up every 2ms self.wxapp.MainLoop() wxapp = self.wxapp del self.wxapp if not self._stopping: # wx event loop exited without reactor.stop() being # called. At this point events from select() thread will # be added to _postQueue, but some may still be waiting # unprocessed in wx, thus the ProcessPendingEvents() # below. self.stop() wxapp.ProcessPendingEvents() # deal with any queued wxCallAfters while 1: try: f = self._postQueue.get(timeout=0.01) except Empty: continue else: if f is None: break try: f() except BaseException: log.err()
def run(self, installSignalHandlers=True): """ Start the reactor. """ self._postQueue = Queue() if not hasattr(self, "wxapp"): log.msg("registerWxApp() was not called on reactor, " "registering my own wxApp instance.") self.registerWxApp(wxPySimpleApp()) # start select() thread: self.interleave(self._runInMainThread, installSignalHandlers=installSignalHandlers) if installSignalHandlers: self.callLater(0, self._installSignalHandlersAgain) # add cleanup events: self.addSystemEventTrigger("after", "shutdown", self._stopWx) self.addSystemEventTrigger("after", "shutdown", lambda: self._postQueue.put(None)) # On Mac OS X, work around wx bug by starting timer to ensure # wxCallAfter calls are always processed. We don't wake up as # often as we could since that uses too much CPU. if runtime.platform.isMacOSX(): t = ProcessEventsTimer(self.wxapp) t.Start(2) # wake up every 2ms self.wxapp.MainLoop() wxapp = self.wxapp del self.wxapp if not self._stopping: # wx event loop exited without reactor.stop() being # called. At this point events from select() thread will # be added to _postQueue, but some may still be waiting # unprocessed in wx, thus the ProcessPendingEvents() # below. self.stop() wxapp.ProcessPendingEvents() # deal with any queued wxCallAfters while 1: try: f = self._postQueue.get(timeout=0.01) except Empty: continue else: if f is None: break try: f() except: log.err()