Swift: 你好, UIKit!
发布时间:2020-12-14 06:53:52 所属栏目:百科 来源:网络整理
导读:创建主入口 main.swift : import UIKitUIApplicationMain(Process.argc,Process.unsafeArgv,NSStringFromClass(MainApp),NSStringFromClass(MainAppDelegate)) 创建 app.swift ,对应 MainApp 和 MainAppDelegate 的实现: import UIKitclass MainApp: UIAppli
创建主入口 import UIKit UIApplicationMain( Process.argc,Process.unsafeArgv,NSStringFromClass(MainApp),NSStringFromClass(MainAppDelegate) ) 创建 import UIKit class MainApp: UIApplication { override func sendEvent(event: UIEvent) { super.sendEvent(event) } } class MainAppDelegate: UIResponder,UIApplicationDelegate { var window: UIWindow? func application(app: UIApplication,didFinishLaunchingWithOptions opt: [NSObject: AnyObject]?) -> Bool { self.window = UIWindow(frame: UIScreen.mainScreen().bounds) self.window!.rootViewController = UIViewController() self.window!.backgroundColor = UIColor.whiteColor() self.window!.makeKeyAndVisible() self.window!.AddSubview { let label = UILabel(frame: self.window!.frame) label.textAlignment = .Center label.text = "你好,UIKit!" return label } return true } } extension UIView { func AddSubview(subview: ()->UIView) { self.addSubview(subview()) } } 运行效果: (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |