swift 自訂TabBarItem

標籤：swift   自訂   uitabbarcontroller   

1.
   


2.NewsViewController.swift

////  NewsViewController.swift//  NavigationDemo////  Created by 趙超 on 14-6-27.//  Copyright (c) 2014年 趙超. All rights reserved.//import UIKitclass NewsViewController: UIViewController {    override func viewDidLoad() {        super.viewDidLoad()        self.view.backgroundColor=UIColor.blueColor()        self.title="新聞"    }}

3.MoviewViewController.swift

////  MovieViewController.swift//  NavigationDemo////  Created by 趙超 on 14-6-27.//  Copyright (c) 2014年 趙超. All rights reserved.//import UIKitclass MovieViewController: UIViewController {    override func viewDidLoad() {        super.viewDidLoad()        self.view.backgroundColor=UIColor.redColor()        self.title="電影"    }}

4.AppDelegate.swift

////  AppDelegate.swift//  NavigationDemo////  Created by 趙超 on 14-6-27.//  Copyright (c) 2014年 趙超. All rights reserved.//import UIKit@UIApplicationMainclass AppDelegate: UIResponder, UIApplicationDelegate {                                var window: UIWindow?    func application(application: UIApplication, didFinishLaunchingWithOptions launchOptions: NSDictionary?) -> Bool {        self.window = UIWindow(frame: UIScreen.mainScreen().bounds)        // Override point for customization after application launch.        self.window!.backgroundColor = UIColor.whiteColor()        self.window!.makeKeyAndVisible()        //設定根控制器        var root=RootViewController()        self.window!.rootViewController=root        return true    }    func applicationWillResignActive(application: UIApplication) {        // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.        // Use this method to pause ongoing tasks, disable timers, and throttle down OpenGL ES frame rates. Games should use this method to pause the game.    }    func applicationDidEnterBackground(application: UIApplication) {        // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.        // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.    }    func applicationWillEnterForeground(application: UIApplication) {        // Called as part of the transition from the background to the inactive state; here you can undo many of the changes made on entering the background.    }    func applicationDidBecomeActive(application: UIApplication) {        // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.    }    func applicationWillTerminate(application: UIApplication) {        // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.    }}

5.RootViewController.swift

////  RootViewController.swift//  NavigationDemo////  Created by 趙超 on 14-6-27.//  Copyright (c) 2014年 趙超. All rights reserved.//åimport UIKitclass RootViewController: UITabBarController {    var tabBarBgImg:UIImageView?    var tabBarBgImgSelected:UIImageView?            override func viewDidLoad() {        super.viewDidLoad()        //隱藏內建tabBarItem        self.tabBar.hidden=true        customTabBar()        loadViewController()    }    //選擇視圖    func test(tap:UITapGestureRecognizer){        var view=tap.view        var index=view.tag as Int        var z=(index)*57        var c=CGFloat(z)        var x:CGFloat=5.0 + c        var y=tabBarBgImg!.frame.size.height/2-45/2        UIView.beginAnimations("test",context:nil)        tabBarBgImgSelected!.frame = CGRectMake(x ,y, 50, 45)        UIView.commitAnimations()        //跳轉頁面        self.selectedIndex=view.tag            }            //自訂tabBar視圖    func customTabBar(){                var height=UIScreen.mainScreen().bounds.size.height        var width=UIScreen.mainScreen().bounds.size.width        var tabW=width        var tabH=height-49        tabBarBgImg=UIImageView(frame:CGRectMake(0,tabH,tabW,49))        //開啟事件        tabBarBgImg!.userInteractionEnabled=true        tabBarBgImg!.image=UIImage(named:"tab_bg_all")                //選中背影圖片        var y=tabBarBgImg!.frame.size.height/2-45/2        tabBarBgImgSelected=UIImageView(frame:CGRectMake(5,y, 50, 45))        tabBarBgImgSelected!.image=UIImage(named:"selectTabbar_bg_all1")        tabBarBgImg!.addSubview(tabBarBgImgSelected)                var x:CGFloat=0        var images=["icon_cinema","msg_new"]        var titles=["電影","新聞"]        var titleFont=UIFont.systemFontOfSize(12)        for  index in 0..2{            var imgView=UIImageView(frame:CGRectMake( x+18, y+5, 22, 22))            //添加事件            imgView.userInteractionEnabled=true            imgView.tag=index            var tap=UITapGestureRecognizer(target:self,action:Selector("test:"))            imgView.addGestureRecognizer(tap)                        imgView.image = UIImage(named:images[index])            tabBarBgImg!.addSubview(imgView)            var title=UILabel(frame:CGRectMake(x+16,y+26,45,15))            title.text=titles[index]            title.font=titleFont            title.textColor = UIColor.whiteColor()            tabBarBgImg!.addSubview(title)            x+=57        }        self.view.addSubview(tabBarBgImg)            }        //載入子視圖控制器    func loadViewController(){        //USA        var movie=MovieViewController()        var  movieItem=UITabBarItem(tabBarSystemItem: .Favorites,tag:1)        movie.tabBarItem=movieItem        var movieNav=UINavigationController(rootViewController:movie)        //News        var news=NewsViewController()        var  newsItem=UITabBarItem(tabBarSystemItem: .Favorites,tag:2)        news.tabBarItem=newsItem        var newsNav=UINavigationController(rootViewController:news)                //數組        var ctrls=[movieNav,newsNav]        //添加        self.setViewControllers(ctrls,animated:true)    }    }

完整代碼：https://github.com/whzhaochao/CustomTabBarItem