1 //UIBarButtonItem 回调方法; 2 - (void)backToRootVC 3 { 4 //跳转到父视图 默认动画效果; 5 //[self.navigationController popToRootViewControllerAnimated:YES]; 6 7 //跳转到父视图 设置动画效果; 8 [UIView animateWithDuration:1 animations:^{ 9 [UIView setAnimationTransition:UIViewAnimationTransitionFlipFromLeft forView:self.navigationController.view cache:NO]; 10 [self.navigationController popViewControllerAnimated:NO];//要取消系统默认动画效果; 11 }]; 12 } 13 - (void)viewDidLoad 14 { 15 [super viewDidLoad]; 16 17 /* 18 1:在需要返回的页面,重新定义一个UIBarButtonItem,并把此放到导航条左上角; 19 2:在亲加的UIBarButtonItem里面加一个回调方法,并在回调方法里面POP回上一个页面; 20 3:在pop回上一个页面是加载动画; 21 */ 22 23 self.view.backgroundColor = [UIColor grayColor]; 24 self.navigationItem.title = @"grayVC页面"; 25 //生成按钮的title为:返回,调用的方法名为:backToRootVC 26 self.navigationItem.leftBarButtonItem =[[UIBarButtonItem alloc] initWithTitle:@"返回" style:UIBarButtonItemStyleDone target:self action:@selector(backToRootVC)]; 27 28 }