swift TabBar
发布时间:2020-12-14 07:01:13 所属栏目:百科 来源:网络整理
导读:先上效果图如下: 1. 在APP 的AppDelegate页面中加载TFTabBarViewController类 func application(application: UIApplication,didFinishLaunchingWithOptions launchOptions: [NSObject: AnyObject]?) - Bool { self.window = UIWindow(frame:UIScreen.mainS
先上效果图如下:
1. 在APP 的AppDelegate页面中加载TFTabBarViewController类 func application(application: UIApplication,didFinishLaunchingWithOptions launchOptions: [NSObject: AnyObject]?) -> Bool { self.window = UIWindow(frame:UIScreen.mainScreen().bounds) //let rootController = RootViewController(style: UITableViewStyle.Plain) let rootController = TFTabBarViewController() //TFLoginViewController() let rootNav = UINavigationController(rootViewController: rootController) self.window!.rootViewController = rootNav self.window!.backgroundColor = UIColor.whiteColor() self.window!.makeKeyAndVisible() return true } 2. 创建 FirstViewController ,SecondViewController,ThirdViewController,FourthViewController四个页面,然后设置下页面的颜色(便于点击下面的TabBar时,可以看到切换的效果)
3. 将刚刚创建的页面加载到TabBar中去 以下是源码: import UIKit class TFTabBarViewController: UITabBarController { override func viewDidLoad() { super.viewDidLoad() self.loadTabBarViewControllers() } func loadTabBarViewControllers(){ let firstVC = FirstViewController () let item1 : UITabBarItem = UITabBarItem (title: "首页",image: UIImage(named: "home_normal"),selectedImage: UIImage(named: "home_highlight")) firstVC.tabBarItem = item1 let secondVC = SecondViewController () let item2 : UITabBarItem = UITabBarItem (title: "购物",image: UIImage(named: "message_normal"),selectedImage: UIImage(named: "message_highlight")) secondVC.tabBarItem = item2 let thirdVC = ThirdViewController () let item3 : UITabBarItem = UITabBarItem (title: "旅游",image: UIImage(named: "mycity_normal"),selectedImage: UIImage(named: "mycity_highlight")) thirdVC.tabBarItem = item3 let fourthVC = FourthViewController () let item4 : UITabBarItem = UITabBarItem (title: "旅游",image: UIImage(named: "account_normal"),selectedImage: UIImage(named: "account_highlight")) fourthVC.tabBarItem = item4 let tabArray = [firstVC,secondVC,thirdVC,fourthVC] self.viewControllers = tabArray } } (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! |