一个非常类似的问题已经在这里回答了这样：

A very similar question has already been answered here on SO:

检测一个新的Andr​​oid通知

在总之，这是可能的一个新的通知出现时检测，但仅此而已。当通知被解雇，你无法察觉。

In short, it's possible to detect when a new notification appears, but that's about it. You can't detect when notifications have been dismissed.