statusicon.py 文件源码

def __init__(self, *args, **kwargs):
        StatusIcon.__init__(self, *args, **kwargs)

        self._arguments  = (args, kwargs)
        self._status_fb  = None
        self._status_gtk = None
        self.set("si-syncthing-unknown", "")

        # Do not ever force-show indicators when they do not think they'll work
        if "force" in self._arguments[1]:
            del self._arguments[1]["force"]

        try:
            # Try loading GTK native status icon
            self._status_gtk = StatusIconGTK3(*args, **kwargs)
            self._status_gtk.connect(b"clicked",        self._on_click)
            self._status_gtk.connect(b"notify::active", self._on_notify_active_gtk)
            self._on_notify_active_gtk()

            log.info("Using backend StatusIconGTK3 (primary)")
        except NotImplementedError:
            # Directly load fallback implementation
            self._load_fallback()