#import "RootViewController.h"

@interface RootViewController ()

@end

@implementation RootViewController

- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil

{

    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];

    if (self) {

        // Custom initialization

    }

    return self;

}

- (void)viewDidLoad

{

    [super viewDidLoad];

    // Do any additional setup after loading the view.

    self.title=@"UIStatus";

    //动画效果

    [UIView animateWithDuration:3 animations:^{

        [self setNeedsStatusBarAppearanceUpdate];

    }];

}

- (void)didReceiveMemoryWarning

{

    [super didReceiveMemoryWarning];

    // Dispose of any resources that can be recreated.

}

#pragma mark IOS 7 UIStatusBar

//动画效果

-(UIStatusBarAnimation)preferredStatusBarUpdateAnimation

{

    return UIStatusBarAnimationFade;

}

//样式

-(UIStatusBarStyle)preferredStatusBarStyle

{

    return UIStatusBarStyleDefault;

}

//显示和隐藏

-(BOOL)prefersStatusBarHidden

{

    return FALSE;

}

@end