问题描述
我有一个 viewController
。哪个没有 navigationBar。
我正在推送另一个 viewController
,它有 navigationBar。
哪个涨了
我使用下面的代码来显示 navigationBar
I have a viewController
. Which does not have navigationBar.
I am pushing another viewController
that has navigationBar.
Which is going upI am using following code to show the navigationBar
self.navigationController?.setNavigationBarHidden(false, animated: false)
推荐答案
我相信你试图在 firstVC
中隐藏 navigationBar
并在 secondVC
。
I believe you trying to hide navigationBar
in firstVC
and show it in secondVC
.
在 firstVC
中尝试以下方法并制作确定你用 navigationController
嵌入你的 firstVC
。
Try following method into your firstVC
and make sure you embedded your firstVC
with navigationController
.
你的 storyBoard 流程布局应如下所示...
Your storyBoard flow layout should be look like below...
在firstV中实现以下方法C.
override func viewWillAppear(_ animated: Bool) {
self.navigationController?.setNavigationBarHidden(true, animated: true)
}
override func viewWillDisappear(_ animated: Bool) {
self.navigationController?.setNavigationBarHidden(false, animated: true)
}
输出:已更新
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