71 To modal display

Swift3.0 ViewController.swift // // ViewController.swift // UIKit071 // // Created by Misato Morino on 2016/08/15. // Copyright © 2016年 Misato Morino. All rights reserved. // import UIKit class ViewController: UIViewController{ override func viewDidLoad() { // PopButtonを生成. let myButton = UIButton() myButton.frame = CGRect(x: 0, y: 0, width: 200, height: 40) myButton.backgroundColor = UIColor.red myButton.layer.masksToBounds = true myButton.setTitle("PopOver", for: UIControlState.normal) myButton.setTitleColor(UIColor.white, for: UIControlState.normal) myButton.setTitleColor(UIColor.black, for: UIControlState.highlighted) myButton.layer.cornerRadius = 20.0 myButton.layer.position = CGPoint(x: self.view.frame.width/2, y:200) myButton.tag = 0 myButton.addTarget(self, action: #selector(ViewController.onClickMyButton(sender:)), for: .touchUpInside) // viewにButtonを追加. self.view.addSubview(myButton) } /* Buttonが押された時に呼ばれるメソッド. */ func onClickMyButton(sender : UIButton){ // secondViewControllerのインスタンス生成. let second = SecondViewController() // navigationControllerのrootViewControllerにsecondViewControllerをセット. let nav = UINavigationController(rootViewController: second) // 画面遷移. self.present(nav, animated: true, completion: nil) } } SecondViewController.swift // // SecondViewController.swift // UIKit071 // // Created by Misato Morino on 2016/08/19. // Copyright © 2016年 Misato Morino. All rights reserved. // import UIKit class SecondViewController : UIViewController{ override func viewDidLoad() { self.view.backgroundColor = UIColor.black // もどるButtonを生成. let myButton = UIButton() myButton.frame = CGRect(x: 0, y: 0, width: 200, height: 40) myButton.backgroundColor = UIColor.red myButton.layer.masksToBounds = true myButton.setTitle("もどる", for: UIControlState.normal) myButton.setTitleColor(UIColor.white, for: UIControlState.normal) myButton.setTitleColor(UIColor.black, for: UIControlState.highlighted) myButton.layer.cornerRadius = 20.0 myButton.layer.position = CGPoint(x: self.view.frame.width/2, y:200) myButton.tag = 1 myButton.addTarget(self, action: #selector(SecondViewController.onClickMyButton(sender:)), for: .touchUpInside) // viewにButtonを追加. self.view.addSubview(myButton) } /* Buttonを押した時に呼ばれるメソッド. */ func onClickMyButton(sender : UIButton){ // viewを閉じる. self.navigationController?.dismiss(animated: true, completion: nil) } } Swift 2.3 ViewController.swift // // ViewController.swift // UIKit071 // // Created by Misato Morino on 2016/08/15. // Copyright © 2016年 Misato Morino. All rights reserved. // import UIKit class ViewController: UIViewController{ override func viewDidLoad() { // PopButtonを生成. let myButton = UIButton() myButton.frame = CGRectMake(0,0,200,40) myButton.backgroundColor = UIColor.redColor() myButton.layer.masksToBounds = true myButton.setTitle("PopOver", forState: UIControlState.Normal) myButton.setTitleColor(UIColor.whiteColor(), forState: UIControlState.Normal) myButton.setTitleColor(UIColor.blackColor(), forState: UIControlState.Highlighted) myButton.layer.cornerRadius = 20.0 myButton.layer.position = CGPoint(x: self.view.frame.width/2, y:200) myButton.tag = 0 myButton.addTarget(self, action: #selector(ViewController.onClickMyButton(_:)), forControlEvents: .TouchUpInside) // viewにButtonを追加. self.view.addSubview(myButton) } /* Buttonが押された時に呼ばれるメソッド. */ func onClickMyButton(sender : UIButton){ // secondViewControllerのインスタンス生成. let second = SecondViewController() // navigationControllerのrootViewControllerにsecondViewControllerをセット. let nav = UINavigationController(rootViewController: second) // 画面遷移. self.presentViewController(nav, animated: true, completion: nil) } } SecondViewController.swift // // SecondViewController.swift // UIKit071 // // Created by Misato Morino on 2016/08/19. // Copyright © 2016年 Misato Morino. All rights reserved. // import UIKit class SecondViewController : UIViewController{ override func viewDidLoad() { self.view.backgroundColor = UIColor.blackColor() // もどるButtonを生成. let myButton = UIButton() myButton.frame = CGRectMake(0,0,200,40) myButton.backgroundColor = UIColor.redColor() myButton.layer.masksToBounds = true myButton.setTitle("もどる", forState: UIControlState.Normal) myButton.setTitleColor(UIColor.whiteColor(), forState: UIControlState.Normal) myButton.setTitleColor(UIColor.blackColor(), forState: UIControlState.Highlighted) myButton.layer.cornerRadius = 20.0 myButton.layer.position = CGPoint(x: self.view.frame.width/2, y:200) myButton.tag = 1 myButton.addTarget(self, action: #selector(SecondViewController.onClickMyButton(_:)), forControlEvents: .TouchUpInside) // viewにButtonを追加. self.view.addSubview(myButton) } /* Buttonを押した時に呼ばれるメソッド. */ func onClickMyButton(sender : UIButton){ // viewを閉じる. self.navigationController?.dismissViewControllerAnimated(true, completion: nil) } } 2.3と3.0の差分 CGRectMakeが廃止 セレクタが Selector("onDownMainButton:") から #selector(myCusButton.onDownMainButton(sender:) に変更