支持 setViewControllers:animate: 方法 #103
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swiftxy
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Jun 29, 2017
swiftxy
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为什么你要加上 dispatch_once(&onceToken, 呢？是为了避免什么问题吗？
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目前代码当调用navigationController的setViewControllers:animate:方法时，会导致导航条隐藏状态设置不正确。添加了支持setViewControllers:animate:的方法