如何在另一个视图中获取视图的框架？ [英] How to get the frame of a view inside another view?

问题描述

我在 self.view （主视图）中有一个 UIImageView ，里面有一个的UIButton 。我想知道在 self.view 中 UIButton 的框架是什么，而不是 UIImageView 。

I have an UIImageView in the self.view (the main View) and inside it there is a UIButton. I want to know what's the frame of UIButton in self.view not in UIImageView.

推荐答案

我猜您正在寻找这种方法

I guess you are looking for this method

- convertRect：toView：

// Swift
let frame = imageView.convert(button.frame, to: self.view)

// Objective-C
CGRect frame = [imageView convertRect:button.frame toView:self.view];

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