[stewartlynch8]

I mean custom as in "I wrote it myself". It's not based on a slow and bloated UI framework. Hopefully it's fairly standard from a Windows point of view though.

If you want to know more, I have lots of dev videos on my youtube channel. https://www.youtube.com/@puredevsoftware

[CodeVisio]

retained or immediate mode?

[stewartlynch8]

retained