# Apply UIAppearance immediately on the screen

*2014-10-26*

> How to apply appearance changes made with UIAppearance's proxy method  immediately

I was looking for how to apply changes made with UIAppearance's proxy method immediately.

I found a solution in a library [UISS], that handles Stylesheets written with JSON format.

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This code detaches all subviews of `window` and attach them again.

I also tried `setNeedsDisplay` and `setNeedsLayout`, but didn't work. So I adapted this hack.

Here is Swift version.



[UISS]: https://github.com/robertwijas/UISS