Yes: the GTK codebase is, uh, not fun to work with and write backends for. See my comment above (https://news.ycombinator.com/item?id=31192099 https://news.ycom

Yes: the GTK codebase is, uh, not fun to work with and write backends for. See my comment above (https://news.ycombinator.com/item?id=31192099 https://news.ycombinator.com/item?id=31192099) and also one of my replies on the Haiku forums (https://discuss.haiku-os.org/t/xlibe-an-xlib-x11-compatibility-layer-for-haiku/11692/4?u=waddlesplash https://discuss.haiku-os.org/t/xlibe-an-xlib-x11-compatibili...) for more details.