Swift 获取view所在的ViewController

标签：sequence   self   int   skin   control   color   round   span   gre   

//uiview的扩展

extension UIView{

    func getFirstViewController()->UIViewController?{

        for view in sequence(first: self.superview, next: {$0?.superview}){

            if let responder = view?.next{

                if responder.isKind(of: UIViewController.self){

                    return responder as? UIViewController

                }

            }

        }

        return nil

    }

}

    override func viewDidLoad() {

        super.viewDidLoad()

        //调用

        let mView = UIView(frame: CGRect(origin: CGPoint.zero, size:CGSize(width: 100, height: 100)))

        mView.backgroundColor = UIColor.red

        self.view.addSubview(mView)

        //获取mView的ViewController

        let vc = mView.getFirstViewController()

    }

Swift 获取view所在的ViewController

标签：sequence   self   int   skin   control   color   round   span   gre   

原文地址：https://www.cnblogs.com/chenxiaopao/p/9108022.html