swiftui navigationview 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: 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 3: swiftui navigation button
ForEach (self.drinks, id: \.name)
{
drink in
NavigationLink(destination: DrinkDetail(drink: drink))
{
DrinkItem(drink: drink)
.frame(width: 300)
.padding(.trailing, 30)
}
}