How to achieve the same pop-up warning iphone animation

How to achieve the same pop-up warning iphone animation
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Own definition of a Layer, plus action.
From a very slowly enlarge
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cited landlord zenghui88 reply:

how to achieve the same pop-up warning iphone animation

Pop-up effect is there. But there was still a flash switch. How to remove it. Pop is the real view
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cited landlord zenghui88 reply:

how to achieve the same pop-up warning iphone animation

I used the navbar view switching. The animation itself has been closed
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Use CATransition custom animation
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The reply was deleted at 2011-11-01 09:36:42 moderator

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4th floor. . . .