process_waiter.py 文件源码

def __init__(self, reactor):
        def stopThreads():
            for t in self.threadToMsgWindow.keys():
                # PostMessage blocks for dead threads
                if t.isAlive() and self.threadToMsgWindowCreated[t]:
                    win32api.PostMessage(
                        self.threadToMsgWindow[t], # thread id
                        WM_CLOSE_THREAD, # message 
                        0, # wParam
                        0 # lParam
                        )
        reactor.addSystemEventTrigger("before", "shutdown", stopThreads)