desktop_parser.py 文件源码

def run(self):
        self.running = True
        wm = pyinotify.WatchManager()
        notifier = pyinotify.Notifier(wm)

        def inotify_callback(event):
            if event.mask == pyinotify.IN_CLOSE_WRITE:
                self.populate_app(event.pathname)

            elif event.mask == pyinotify.IN_DELETE:
                with self.lock:
                    for cmd, data in self.apps.items():
                        if data[2] == event.pathname:
                            del self.apps[cmd]
                            break

        for p in DESKTOP_PATHS:
            if os.path.exists(p):
                wm.add_watch(p,
                             pyinotify.IN_CLOSE_WRITE | pyinotify.IN_DELETE,
                             inotify_callback)
        notifier.loop()