iOS:Add view below navigation bar across viewControllers

Question

I have a project like this:

But I'm trying to figure out how to add a banner below the navigation bar across the navigation bar in a way where can I hide it if is need it. Any of you knows how can I do this?

Answer 1

plz use TSMessages.

This library provides an easy to use class to show little notification views on the top of the screen

https://github.com/KrauseFx/TSMessages