change color navigation controller in a popover

Question

I\'m having a problem with trying to change the colour of my navigation controller inside my popoverController.
I\'m trying to do something like this:

if         


        

Answer 1

override func viewDidAppear(_animated: Bool){
let navigationBar = self.navigationController?.navigationBar
navigationBar?.tintColor = UIColor(colorLiteralRed: 1.0, green: 1.0, blue: 1.0, alpha: 1.0)

the color of the button bar

navigationBar?.barStyle = UIBarStyle.black

the style bar

navigationBar?.barTintColor = UIColor(colorLiteralRed: 0.89, green: 0.55, blue: 0.69, alpha: 1.0)

the color of the bar

let imageView(frame: CGRect(x: 0, y: 0, width: 250, height: 80))
imageView.contentMode = .scaleAspectFit
}

image bar

all the code

override func viewDidAppear(_animated: Bool) {
         let navigationBar = self.navigationController?.navigationBar
         navigationBar?.tintColor = UIColor(colorLiteralRed: 1.0, green: 1.0, blue: 1.0, alpha: 1.0)
         navigationBar?.barStyle = UIBarStyle.black
         navigationBar?.barTintColor = UIColor(colorLiteralRed: 0.89, green: 0.55, blue: 0.69, alpha: 1.0)
         let imageView(frame: CGRect(x: 0, y: 0, width: 250, height: 80))
         imageView.contentMode = .scaleAspectFit
}