要隐藏标签栏，您可以使用 hidesBottomBarWhenPushed 。例如：

To hide the tab bar you can use hidesBottomBarWhenPushed. For instance:

MyController *myController = [[MyController alloc]init]; 
myController.hidesBottomBarWhenPushed = YES;
[self.navigationController pushViewController:myController animated:YES];
[myController release];

要隐藏您可以使用的状态栏：

To hide the status bar you can use:

[[UIApplication sharedApplication] setStatusBarHidden:YES];

要隐藏您可以使用的导航栏：

To hide the nav bar you can use:

self.navigationController.navigationBarHidden = YES;