UITabBarController

UIViewController * home=[[UIViewController alloc]init];

home.tabBarItem.title=@"首页";//设置tabBar的标题 经常忘记

self.viewControllers

//设置图片不渲染

+(instancetype)imageWithOriginalName:(NSString *)imageName{

    UIImage *image=[UIImage imageNamed:imageName];

    return [image imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal];

}

 /** 消息 **/

    UIViewController * message=[[UIViewController alloc]init];

    message.tabBarItem.title=@"消息";

    message.tabBarItem.image=[UIImage imageNamed:@"tabbar_home"];

    message.tabBarItem.selectedImage=[UIImage imageWithOriginalName:@"tabbar_home_selected"];

    message.view.backgroundColor=[UIColor grayColor];

    message.tabBarItem.badgeValue=@"10";

UITabBarController

原文：http://www.cnblogs.com/520lqlst/p/5648446.html