我希望通过从 stackoverflow 获得的这种转换以编程方式导航到 ViewController。
CATransition* transition = [CATransition animation];
transition.duration = .45;
transition.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
transition.type = kCATransitionFade;
self.navigationController.view.layer addAnimation:transition forKey:kCATransition];
UIStoryboard *storyboard = [UIStoryboard storyboardWithName:@"Main" bundle:nil];
AddDeviceViewController *vc = [storyboard instantiateViewControllerWithIdentifier:@"AddDeviceViewController"];
self.navigationController pushViewController:vc animated:NO];
但是当它转换到 View 时,前一个 View 的导航栏会保留。如何使过渡 View 的导航栏出现而不是前一个?
最佳答案
实现viewWillAppear
和 viewWillDisappear
在您的 AddDeviceViewController
.在 viewWillAppear
隐藏 navigation bar
在 viewWillDisappear
显示 navigation bar
.此机制仅隐藏 AddDeviceViewController
的导航栏.就像是,
-(void)viewWillAppear:(BOOL)animated{
self.navigationController.navigationBar.hidden = YES;
}
-(void)viewWillDisappear:(BOOL)animated{
self.navigationController.navigationBar.hidden = NO;
}
关于ios - 转换到 ViewController 会离开前一个 View 的导航栏,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/40298968/