package main import ( "fmt" "os" "gioui.org/app" ) const ( version = "3.0.0-alpha1" ) func main() { go func() { w := &app.Window{} if err := ui(w); err != nil { fmt.Println(err) } os.Exit(0) }() app.Main() } func ui(w *app.Window) error { for { switch e := w.Event().(type) { case app.DestroyEvent: return e.Err case app.FrameEvent: } } }