swift navigation bar code example
Example 1: swift add navigation bar
override func viewDidLoad() {
super.viewDidLoad()
self.setNavigationBar()
}
func setNavigationBar() {
let screenSize: CGRect = UIScreen.main.bounds
let navBar = UINavigationBar(frame: CGRect(x: 0, y: 0, width: screenSize.width, height: 44))
let navItem = UINavigationItem(title: "")
let doneItem = UIBarButtonItem(barButtonSystemItem: UIBarButtonItem.SystemItem.done, target: nil, action: #selector(dissmissView))
navItem.rightBarButtonItem = doneItem
navBar.setItems([navItem], animated: false)
self.view.addSubview(navBar)
}
@objc
func dissmissView(){
self.dismiss(animated: true, completion: nil)
}
Example 2: how to change the color of back button navbar xcodee
self.navigationController.navigationBar.tintColor = UIColor.whiteColor();
Example 3: swift add navigation bar
let navBar = UINavigationBar(frame: CGRect(x: 0, y: 0, width: view.frame.size.width, height: 44))
view.addSubview(navBar)
let navItem = UINavigationItem(title: "SomeTitle")
let doneItem = UIBarButtonItem(barButtonSystemItem: .done, target: nil, action: #selector(selectorName:))
navItem.rightBarButtonItem = doneItem
navBar.setItems([navItem], animated: false)
Example 4: adding label to navigation bar
if let navigationBar = self.navigationController?.navigationBar {
let firstFrame = CGRect(x: 0, y: 0, width: navigationBar.frame.width/2, height: navigationBar.frame.height)
let secondFrame = CGRect(x: navigationBar.frame.width/2, y: 0, width: navigationBar.frame.width/2, height: navigationBar.frame.height)
let firstLabel = UILabel(frame: firstFrame)
firstLabel.text = "First"
let secondLabel = UILabel(frame: secondFrame)
secondLabel.text = "Second"
navigationBar.addSubview(firstLabel)
navigationBar.addSubview(secondLabel)
}