//联系人:石虎 QQ:1224614774 昵称:嗡嘛呢叭咪

一、概念:

@interface SHTabBarController : UITabBarController

- (void)viewWillLayoutSubviews{

CGRect tabFrame = self.tabBar.frame; //self.TabBar is IBOutlet of your TabBar

tabFrame.size.height = 80;

tabFrame.origin.y = self.view.frame.size.height - 80;

 self.tabBar.frame = tabFrame;

}

谢谢!!!