Please Help: Currency Converter

Yes, that’s basically how I was planning on doing it. Essentially, I wanted to have a window that has all the components of a currency converter


^^ To basically look like that
My assignment is meant to be creative and it’s not meant to be based on real currencies. So, not a lot of maths would be involved. But I’m just really stuck on creating the actual window itself. I tried using def setup and def draw functions but I’m still stuck