Function defaultWndProc

window.go:2131–2162

(hwnd win.HWND, msg uint32, wParam, lParam uintptr)

}

func defaultWndProc(hwnd win.HWND, msg uint32, wParam, lParam uintptr) (result uintptr) {
	defer func() {
		// FIXME: Rework the panicking publisher so that we don't have to
		// access a private member here.
		if len(App().panickingPublisher.event.handlers) > 0 {
			var err error
			if x := recover(); x != nil {
				if e, ok := x.(error); ok {
					err = wrapErrorNoPanic(e)
				} else {
					err = newErrorNoPanic(fmt.Sprint(x))
				}
			}
			if err != nil {
				App().panickingPublisher.Publish(err)
			}
		}
	}()

	if msg == notifyIconMessageId {
		return notifyIconWndProc(hwnd, msg, wParam, lParam)
	}

	wi := windowFromHandle(hwnd)
	if wi == nil {
		return win.DefWindowProc(hwnd, msg, wParam, lParam)
	}

	result = wi.WndProc(hwnd, msg, wParam, lParam)

	return
}

type menuer interface {
	Menu() *Menu