iphone - What is a UIViewController -


I know that UIView do, but UIViewController is not . I just want to know how I can use it for it, and it is UIView

what is in fact you need to know that the software engineering field, this structure corresponds to the view UIView and UIViewController this controller side architectures.

now UIViewController can be regarded as an agent that UIView events and design Programmed controls shown on (and implementation methods) screen that you want to change anything you view, can be written in a way its controller class, which UIViewController class It handles itself. It is only a brief description of this big concept. For details, you should see the above link.


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