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import UIKit

class ChatsController:UIViewController
{
    override func viewDidLoad() {
        super.viewDidLoad();
        
        /// ΪÁË×öÇø·Ö£¬ÕâÀï°Ñ±³¾°ÉèÖÃΪÀ¶É«¡£
        view.backgroundColor = UIColor.blueColor();
    }
    
    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning();
    }
}
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import UIKit

class MineController:UIViewController {
    
    var tableView:UITableView!;
    
    override func viewDidLoad()
    {
        super.viewDidLoad();
        
        /// Ϊ×öÇø·Ö£¬ÕâÀï°Ñ±³¾°ÉèÖÃΪÂÌÉ«¡£
        view.backgroundColor = UIColor.greenColor();
    }
    
    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning();
    }
}
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import UIKit

class CustormerController:UITabBarController
{
    override func viewDidLoad() {
        
        view.backgroundColor = UIColor.clearColor();
        
        /// ´´½¨×Ótab¡£
        let chats = ChatsController();
        let mine = MineController();
        
        /// Ìí¼Ó
        viewControllers = [chats,mine];
        
        UITabBar.appearance().tintColor = UIColor.greenColor();
        
        let firstItem = tabBar.items![0];
        firstItem.title = "chats";
        /// ûÀ´µÃ¼°×¼±¸Í¼£¬ËùÒÔÉèÖÃΪÁËnil.
        firstItem.image = nil;
        
        let secondItem = tabBar.items![1];
        secondItem.title = "mine";
        secondItem.image = nil;
    }
}
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func application(application: UIApplication,didFinishLaunchingWithOptions launchOptions: [NSObject: AnyObject]?) -> Bool
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        /// ----- ÐÂÔöµÄ ´úÂë --  ¿ªÊ¼ -----
        let frame = UIScreen.mainScreen().bounds;
        window = UIWindow(frame:frame);
        let root = CustormerController();
        window?.rootViewController = root;
        /// -----  ÐÂÔöµÄ´úÂë -- ½áÊø ----
        
        
        return true
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