Blue Highlighting / Focus Ring on Catalyst App

Question

I\'m currently in the process of porting my iOS app to macOS using Project Catalyst.

All of my text fields, text views and table views have a blue outline when activ

Answer 1

It helps to disable focus ring in all "view" classes in Catalyst

extension UIView {
    #if targetEnvironment(macCatalyst)
    @objc(_focusRingType)
    var focusRingType: UInt {
        return 1 //NSFocusRingTypeNone
    }
    #endif
}