隐藏TabBar (ios6,7通用)

[objc]  view plain copy print ?

1. -(void)makeTabBarHidden:(BOOL)hide {   
2.      // Custom code to hide TabBar   
3.      if ( [tabBarController.view.subviews count] < 2 ) {   
4.           return;   
5.      }   
6.   
7.      UIView *contentView;     
8.      if ( [[tabBarController.view.subviews objectAtIndex:0] isKindOfClass:[UITabBar class]] ) {   
9.           contentView = [tabBarController.view.subviews objectAtIndex:1];   
10.      } else {   
11.           contentView = [tabBarController.view.subviews objectAtIndex:0];   
12.      }   
13.   
14.      if (hide) {   
15.           contentView.frame = tabBarController.view.bounds;   
16.      } else {   
17.           contentView.frame = CGRectMake(tabBarController.view.bounds.origin.x,                  
18.                                          tabBarController.view.bounds.origin.y,   
19.                                          tabBarController.view.bounds.size.width,   
20.                                          tabBarController.view.bounds.size.height -   
21.                                          tabBarController.tabBar.frame.size.height);   
22.      }   
23.   
24.      tabBarController.tabBar.hidden = hide;   
25. }