class ViewController: UIViewController { var menuPopOverView: MenuPopOverView? = nil override func viewDidLoad() { super.viewDidLoad() // Do any additional setup after loading the view, typically from a nib. self.view.addGestureRecognizer(UITapGestureRecognizer.init(target: self, action: #selector(tapped(tap:)))) } override func viewWillTransition(to size: CGSize, with coordinator: UIViewControllerTransitionCoordinator) { super.viewWillTransition(to: size, with: coordinator) menuPopOverView?.dismiss(false) } @objc private func tapped(tap: UITapGestureRecognizer) { let tapLocation = tap.location(in: self.view) if menuPopOverView == nil { menuPopOverView = MenuPopOverView() } menuPopOverView?.delegate = self menuPopOverView?.present(at: CGRect(x: tapLocation.x, y: tapLocation.y, width: 0, height: 0), in: self.view, with: ["Test1", "TestAAAAAAA", "t", "example", "loooooooooooooooongbutton"]) } } extension ViewController: MenuPopOverViewDelegate { func didSelect(view: MenuPopOverView, at index: Int) { print("didSelect at \(index)") } func didDismiss(view: MenuPopOverView) { print("didDismiss") menuPopOverView = nil } }