searchable.py 文件源码

def _find_cb(self, widget, data):
        # This loop makes sure that we only call _find every 500 ms .
        if self.timer_id:
            # We destroy the last event source and create another one.
            GObject.source_remove(self.timer_id)
        self.timer_id = GObject.timeout_add(500, self._find, widget, data)