First attempt at running WPF libui in Go just to have fun. It fails :(

wpf/xtest.go

@@ -0,0 +1,35 @@
+// 25 november 2015
+package main
+import "fmt"
+import "runtime"
+import "syscall"
+import "unsafe"
+var libui = syscall.NewLazyDLL("libui.dll")
+var uiInit = libui.NewProc("uiInit")
+var uiNewWindow = libui.NewProc("uiNewWindow")
+var uiWindowOnClosing = libui.NewProc("uiWindowOnClosing")
+var uiControlShow = libui.NewProc("uiControlShow")
+var uiMain = libui.NewProc("uiMain")
+var uiQuit = libui.NewProc("uiQuit")
+var uiUninit = libui.NewProc("uiUninit")
+func onClosing(w uintptr, data uintptr) int32 {
+	fmt.Println("in closing")
+	uiQuit.Call()
+	return 1
+}
+func main() {
+	runtime.LockOSThread()
+	b := make([]byte, 256)		// to compensate for uiInitOptions
+	e, _, _ := uiInit.Call(uintptr(unsafe.Pointer(&b[0])))
+	if e != 0 { panic(e) }
+	s := "Hello from Go"
+	w, _, _ := uiNewWindow.Call(
+		uintptr(unsafe.Pointer(&s)),
+		320, 240, 0)
+	uiWindowOnClosing.Call(w, syscall.NewCallbackCDecl(onClosing), 0)
+	uiControlShow.Call(w)
+	uiMain.Call(w)
+	fmt.Println("after main")
+	uiUninit.Call(w)
+	fmt.Println("out")
+}