Спрятать UITabBar программно

#import "UITabBarController+ShowHideBar.h"

@implementation UITabBarController (ShowHideBar)

- (void)setHidden:(BOOL)hidden {
    
    CGRect screenRect = [[UIScreen mainScreen] bounds];
    float fHeight = screenRect.size.height;
    if (UIDeviceOrientationIsLandscape([UIApplication sharedApplication].statusBarOrientation)) {
        fHeight = screenRect.size.width;
    }
    
    if (!hidden) {
        fHeight -= self.tabBar.frame.size.height;
    }
    
    [UIView animateWithDuration:0.25 animations:^{
        for (UIView *view in self.view.subviews) {
            if ([view isKindOfClass:[UITabBar class]]) {
                [view setFrame:CGRectMake(view.frame.origin.x, fHeight, view.frame.size.width, view.frame.size.height)];
            } else {
                if (hidden) {
                    [view setFrame:CGRectMake(view.frame.origin.x, view.frame.origin.y, view.frame.size.width, fHeight)];
                }
            }
        }
    } completion:^(BOOL finished) {
        if (!hidden) {
            
            [UIView animateWithDuration:0.25 animations:^{
                
                for (UIView *view in self.view.subviews) {
                    if (![view isKindOfClass:[UITabBar class]]) {
                        [view setFrame:CGRectMake(view.frame.origin.x, view.frame.origin.y, view.frame.size.width, fHeight)];
                    }
                }
                
            }];
        }
    }];
    
}

@end