animation view to hide and display

There is a view, usually hidden, click a button, the current view of the hidden view of the display, and then click hidden, how to add animation effects?
Reply:
Add animation will not. . .

[Self presentModalViewController: <# (UIViewController *) modalViewController #> animated: <# (BOOL) animated #>]


Achieve page jump, jump to that page to

Then through the [self dismiss,. . Method] can jump back to the page system comes with animation
Reply:

 
# Import  

ViewController * controller = [[ViewController alloc] initWithNibName: @ "ViewController" bundle: nil]; 
controller.modalTransitionStyle = kCALayerRightEdge; 

/ / Controller.modalTransitionStyle = kCALayerRightEdge; 
/ / Controller.modalTransitionStyle = kCALayerLeftEdge; 
/ / Controller.modalTransitionStyle = kCALayerBottomEdge; 
/ / Controller.modalTransitionStyle = kCALayerTopEdge; 
/ / Controller.modalTransitionStyle = UIModalTransitionStyleFlipHorizontal; 
/ / Controller.modalTransitionStyle = UIModalTransitionStyleCrossDissolve; 
/ / Controller.modalTransitionStyle = UIModalTransitionStyleCoverVertical; 
/ / Controller.modalTransitionStyle = UIModalTransitionStylePartialCurl; 
/ / Controller.modalTransitionStyle = kCATransitionPush; 
/ / Controller.modalPresentationStyle = UIModalPresentationCurrentContext; 
/ / Controller.modalInPopover = UIPopoverArrowDirectionRight; 
/ / Controller.modalInPopover = UIPopoverArrowDirectionLeft; 
/ / / Controller.modalTransitionStyle = UIViewAnimationOptionTransitionCurlUp; 
/ / Controller.modalPresentationStyle = UIModalPresentationFormSheet; 

[Self presentModalViewController: controller animated: YES]; 

Reply:
Not mean that there is little in the current view of view, such as a button on it, usually hidden, and then click another button in the button displays, display button when there is no animation.
Reply:
[UIView beginAnimations: nil context: nil];
button.alpha = 1.0;
[UIView commitAnimations];