--- a/ui/gtk/toolkit.h Fri Apr 24 14:47:37 2026 +0200 +++ b/ui/gtk/toolkit.h Fri Apr 24 18:17:20 2026 +0200 @@ -173,6 +173,7 @@ UiVar *var; UiObserver **observers; ui_callback callback; + char *action; void *userdata; int customint1; int customint2;