import UIKitclass ViewController: UIViewController {            override func touchesBegan(_ touches: Set
     
      , with event: UIEvent?) {        print("点了 touchesBegan")                let url = URL(string: UIApplication.openSettingsURLString)                if let canOpenUrl = url,            UIApplication.shared.canOpenURL(canOpenUrl){                        UIApplication.shared.open(canOpenUrl, options: [:], completionHandler:  nil)        }    }    override func viewDidLoad() {        super.viewDidLoad()                //FIXME:因为苹果不让跳转root，下列都被废弃了。。 在xcode9 上都是直接设置权限，才能跳转对应设置界面，而且下列设置会被拒        // Do any additional setup after loading the view, typically from a nib.        //        About — prefs:root=General&path=About        //        Accessibility — prefs:root=General&path=ACCESSIBILITY        //        AirplaneModeOn— prefs:root=AIRPLANE_MODE        //        Auto-Lock — prefs:root=General&path=AUTOLOCK        //        Brightness — prefs:root=Brightness        //        Bluetooth — prefs:root=General&path=Bluetooth        //        Date& Time — prefs:root=General&path=DATE_AND_TIME        //        FaceTime — prefs:root=FACETIME        //        General— prefs:root=General        //        Keyboard — prefs:root=General&path=Keyboard        //        iCloud — prefs:root=CASTLE  iCloud        //        Storage & Backup — prefs:root=CASTLE&path=STORAGE_AND_BACKUP        //        International — prefs:root=General&path=INTERNATIONAL        //          Location Services — prefs:root=LOCATION_SERVICES        //        Wi-Fi — prefs:root=WIFISetting—prefs:root=INTERNET_TETHERING        //        Wallpaper — prefs:root=Wallpaper        //        VPN — prefs:root=General&path=Network/VPN        //        Twitter — prefs:root=TWITTER  Usage — prefs:root=General&path=USAGE        //        Store — prefs:root=STORE        //        SoftwareUpdate— prefs:root=General&path=SOFTWARE_UPDATE_LINK        //        Sounds — prefs:root=Sounds        //        Siri — prefs:root=General&path=Assistant        //        Safari — prefs:root=Safari        //        Reset — prefs:root=General&path=Reset        //        Profile — prefs:root=General&path=ManagedConfigurationList        //        Phone — prefs:root=Phone  Photos — prefs:root=Photos        //        Notification — prefs:root=NOTIFICATIONS_ID        //        Notes — prefs:root=NOTES        //        Nike + iPod — prefs:root=NIKE_PLUS_IPOD        //        Network — prefs:root=General&path=Network        //        Music VolumeLimit— prefs:root=MUSIC&path=VolumeLimit        //         Music Equalizer — prefs:root=MUSIC&path=EQ        //        Music — prefs:root=MUSIC            }}