删除navigationItem.titleView后恢复navigationItem.title [英] Restoring navigationItem.title after removing navigationItem.titleView

问题描述

我的应用有2个标签（ tabA 和 tabB ），根据我设置的位置 navigationItem.titleView tabB 到 UIImageView 时 - viewWillAppear：被调用。

My App has 2 tabs (tabA and tabB), based on location the I set the navigationItem.titleView of tabB to a UIImageView when - viewWillAppear: is called.

tabB的默认行为 只是显示标题，例如：

The default behaviour of tabB is to simply display a title, e.g:

问题是当位置发生变化时我删除 UIImageView navigationItem .titleView （使用 - removeFromSuperview ），默认标题也已消失，并尝试将其设置为：

The issue is when the location changes and I remove the UIImageView navigationItem.titleView (using - removeFromSuperview), the default title has also disappeared and trying to set it with:

self.navigationItem.title = @"TITLE";

不起作用。关于如何解决这个问题的任何想法？

Does not work. Any ideas on how to solve this?

推荐答案

只需设置：

navigationItem.titleView = nil;

将恢复文字标题。

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