UITabBarController+extra.m

//
//  UITabBarController+extra.m
//
//  Created by Borut Tomažin on 10/1/12.
//  Copyright (c) 2012 Borut Tomažin. All rights reserved.
//

#import "UITabBarController+extra.h"

#define kAnimationDuration .3

@implementation UITabBarController (extra)

- (void)setHidden:(BOOL)hidden animated:(BOOL)animated
{
    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;
    }
    
    CGFloat animationDuration = animated ? kAnimationDuration : 0.f;
    [UIView animateWithDuration:animationDuration 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:animationDuration 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