Non translucent UINavigationBar perform lags in the whole view

Originator:Ido.Monzon
Number:rdar://45503212 Date Originated:October 24 2018
Status:Open Resolved:No
Product:UIKit Product Version:iOS 12.0.1 (16A404)
Classification:Bug Reproducible:Always
 
Area:
UIKit

Summary:
When using non translucent UINavigationBar (uncheck the V from Translucent box), it performs lags in the whole view, such as un-smooth scrolling, the refresh indicator is not spinning smoothly and so on.

Steps to Reproduce:
Make UITableViewController (in storyboard) and go to Editor > Embed In > Navigation Controller, then change the navigation bar to non translucent  (uncheck the V from Translucent box) and see the lags.

Expected Results:
It should run the UI/UX smoothly like it does with translucent navigation bar.

Actual Results:
It turning the UI/UX to non smoothly and annoying to use

Version/Build:
iOS 12.0.1 (16A404)

Configuration:
iPhone X 64GB
The language is set to Hebrew (if it's related to this issue)

Comments


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