xcode6 自定义UITabbarController

-(void)initTabBarView{
    if (tabBarController && [kAPPDELEGATE.navigationController.viewControllers containsObject:tabBarController]) {
        [kAPPDELEGATE.navigationController popToViewController:tabBarController animated:YES];
        return;
    }
    [kAPPDELEGATE.navigationController popToRootViewControllerAnimated:NO];
    [[UIApplication sharedApplication] setStatusBarHidden:NO];
    NSMutableArray *controllers = [NSMutableArray array];

    //UIImageRenderingModeAlwaysOriginal 图片按照原样渲染。
    {
        SchoolSecondHandViewController *vc = [[SchoolSecondHandViewController alloc] initWithNibName:nil bundle:nil];
        UITabBarItem *item = [[UITabBarItem alloc] initWithTitle: @"首页" image:[[UIImage imageNamed:@"tabbar_home"] imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal] selectedImage:[[UIImage imageNamed:@"tabbar_home_press"] imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal]];

        [item setTitleTextAttributes:[NSDictionary
                                      dictionaryWithObjectsAndKeys: [UIColor redColor],
                                      NSForegroundColorAttributeName, nil] forState:UIControlStateHighlighted];
        vc.tabBarItem = item;
        [controllers addObject:vc];
    }
    {

        CollectSomeThingViewController *vc = [[CollectSomeThingViewController alloc] initWithNibName:nil bundle:nil];
       UITabBarItem *item = [[UITabBarItem alloc] initWithTitle: @"首页" image:[[UIImage imageNamed:@"tabbar_home"] imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal] selectedImage:[[UIImage imageNamed:@"tabbar_home_press"] imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal]];
        [item setTitleTextAttributes:[NSDictionary
                                      dictionaryWithObjectsAndKeys: [UIColor redColor],
                                      NSForegroundColorAttributeName, nil] forState:UIControlStateHighlighted];
        vc.tabBarItem = item;
        [controllers addObject:vc];

    }
    {

        LossSomeThingViewController *vc = [[LossSomeThingViewController alloc] initWithNibName:nil bundle:nil];

        UITabBarItem *item = [[UITabBarItem alloc] initWithTitle: @"首页" image:[[UIImage imageNamed:@"tabbar_home"] imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal] selectedImage:[[UIImage imageNamed:@"tabbar_home_press"] imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal]];
        [item setTitleTextAttributes:[NSDictionary
                                      dictionaryWithObjectsAndKeys: [UIColor redColor],
                                      NSForegroundColorAttributeName, nil] forState:UIControlStateHighlighted];
        vc.tabBarItem = item;
        [controllers addObject:vc];

    }
    {

        MoreViewController *vc = [[MoreViewController alloc] initWithNibName:nil bundle:nil];
        UITabBarItem *item = [[UITabBarItem alloc] initWithTitle: @"首页" image:[[UIImage imageNamed:@"tabbar_home"] imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal] selectedImage:[[UIImage imageNamed:@"tabbar_home_press"] imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal]];
        [item setTitleTextAttributes:[NSDictionary
                                      dictionaryWithObjectsAndKeys: [UIColor redColor],
                                      NSForegroundColorAttributeName, nil] forState:UIControlStateHighlighted];
        vc.tabBarItem = item;
        [controllers addObject:vc];

    }

    tabBarController = [[UITabBarController alloc] initWithNibName:nil bundle:nil];
    tabBarController.delegate = self;
    tabBarController.tabBar.clipsToBounds = TRUE;

    {
        tabBarController.tabBar.tintColor = kDEFAULT_BG_COLOR;
        [[UITabBar appearance] setBackgroundImage:[ZQUtiles imageWithColor:kDEFAULT_BG_COLOR size:CGSizeMake(, )]];//设置背景，修改颜色是没有用的

        [[UITabBar appearance] setSelectionIndicatorImage:[ZQUtiles imageWithColor:kDEFAULT_BG_COLOR size:CGSizeMake(, )]];
    }
    [tabBarController setViewControllers:controllers];
    [kAPPDELEGATE.navigationController pushViewController:tabBarController animated:YES];
}