我可以通过打上<代码>的密码:纳维格思·科普勒[自上] 要么由父母亲眼看管,要么由儿童看管人自己。 哪一种方式更可取?
回答是“谁最有意义”的;正如你所说的那样,你可以打电话popViewController Animated:, 或者甚至可以指导航控制器的其他某些类别。
大部分情况下,儿童的意见将包含一种“后退”或“后退”的 but子,或者其他一些行动,从而导致儿童被pop。 总的来说,我要说的是,这是一种较好的行为:儿童认为控制者自己流行。
Otherwise, the child would have to call out to the parent (via a delegate or something) to say "pop!" which would then call popViewControllerAnimated:. This feels a little too convoluted for such a simple action.
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