[mwcampbell]

I think that would be more feasible with something like wxWidgets or libui [0], which already use each platform's native widgets.

[0] https://github.com/andlabs/libui

[bmn__]

GTK isn't native on a huge number of users' desktops, including mine. It wouldn't be so bad if the GTK CADTs would stop breaking style configuration with each release.