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我有一个父 UIViewController,它以模态表单样式呈现 UINavigationController->UIViewController,问题是堆栈上的第一个 UIViewController 是具有对父 UIViewController 的委托引用的那个,并且在以编程方式推送几个 UIViewController 并从堆栈上的最后一个 UIViewController 我没有办法将委托调用回父 ViewController。
谢谢。