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为何除了使用系统提供的通之外还要去 KVO 键盘呢？ #10

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KittenYang opened this issue Feb 7, 2017 · 1 comment

KittenYang commented Feb 7, 2017 •

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一个疑问，为何除了使用系统提供的通之外还要去 KVO 键盘呢？我觉得存在局限比如这样以来就无法在 app extension 里面使用。

KittenYang changed the title ~~为何用 KVO 监听键盘而不用系统提供的通知呢？~~ 为何除了使用系统提供的通之外还要去 KVO 键盘呢？

Beyond-Chao commented Aug 31, 2017

为何除了使用系统提供的通之外还要去 KVO 键盘呢？我注释了KVO的方法addFrameObserver，功能也能实现，请问YY这个KVO的使用处于什么考虑？谢谢

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