ios - Xcode - 居中分段控制导致错误(Swift)

Question

我正试图在我的 Storyboard 中将分段控件居中。我通过向容器边距添加约束前导和尾随空间来实现这一点。

在我这样做之前，它在模拟器中看起来像这样:

这是添加约束后在我的 Storyboard中的样子:

添加这些约束后，在模拟器中看起来像这样:

我在控制台中收到此错误:

Unable to simultaneously satisfy constraints. Probably at least one of the constraints in the following list is one you don't want. Try this: (1) look at each constraint and try to figure out which you don't expect; (2) find the code that added the unwanted constraint or constraints and fix it. (Note: If you're seeing NSAutoresizingMaskLayoutConstraints that you don't understand, refer to the documentation for the UIView property

Answer 1

将它Center Horizo​​ntally 给父 View 。

出现此问题是因为 Storyboard 中的场景是 600px 宽度，而您从两侧给它硬编码的边距，这就是它在小屏幕上被粉碎的原因。