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POUIView animation doesn't work for UIViewController subclass
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copied!<p>I try to add a subview(which is a subclassed UIViewController's view, consists of several UIButtons and UILabels) to current view, but the animation doesn't work, the subview just appeared without animation.</p> <p>the code is :</p> <pre><code>[UIView beginAnimations:nil context:nil]; [UIView setAnimaitonCurve:UIViewAnimationCurveLinear]; [UIView setAnimationDuration:0.5f]; [UIView setAnimationTransition:transition forView:thisPersonViewController.view cache:YES]; [self.view addSubView:thisPersonViewController.view]; [UIView commitAnimations]; </code></pre> <p>it just doesn't work, but if I change <strong>forView</strong> parameter from <strong>the subview</strong> (thisPersonViewController.view) to <strong>self.view</strong>, the self.view did animate, that's curios.</p> <p>My xcode version is 4.2 and SDK version is 5.0, thx for anyone who offer an solution!</p> <p>===========THE FOLLOWING CODE WORKS FINE===============</p> <pre><code>CATransition *trans = [CATransition animation]; [trans setDuration:0.4f]; [trans setType:kCATransitionReveal]; [trans setTimingFunction:[CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut]]; [[thisPersonViewController.view layer]addAnimation:trans forKey:kCATransitionReveal]; [self.view addSubview:thisPersonViewController.view]; </code></pre> <p>Another annoying question is if I change the CATransition type to <strong>kCATransitionFromBottom</strong> or something else the animation doesn't work again !</p>

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