Add scaffolding for GTK4 widgets
Review Request #991 — Created Oct. 4, 2021 and submitted
This just compiles new things, with no real implementation right now. I'm just posting because rbt won't accept multi-commit reviews from me.
Compile only, really.
| Summary | ID |
|---|---|
| 8049cda8dd4056e524d5c446102c8d136a077b7c |
