ios 改变状态栏颜色以及字体颜色

//设置状态栏颜色
- (void)setStatusBarBackgroundColor:(UIColor *)color {
    
    UIView *statusBar = [[[UIApplication sharedApplication] valueForKey:@"statusBarWindow"] valueForKey:@"statusBar"];
    if ([statusBar respondsToSelector:@selector(setBackgroundColor:)]) {
        statusBar.backgroundColor = color;
    }
}


-(void)viewWillAppear:(BOOL)animated{
    [super viewWillAppear:animated];
    [self.navigationController setNavigationBarHidden:YES animated:YES];
 
    [self setStatusBarBackgroundColor:[UIColor blackColor]];
    [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleLightContent; // 默认为黑色
}

以及设置info.plist  中设置为NO