func ancestor(w Widget) Form {
if w == nil {
return nil
}
hWndRoot := win.GetAncestor(w.Handle(), win.GA_ROOT)
rw, _ := windowFromHandle(hWndRoot).(Form)
return rw
}
func (wb *WindowBase) writePath(buf *bytes.Buffer) {
hWndParent := win.GetAncestor(wb.hWnd, win.GA_PARENT)
if pwi := windowFromHandle(hWndParent); pwi != nil {
if sv, ok := pwi.(*ScrollView); ok {
pwi = sv.Parent()
}
pwi.AsWindowBase().writePath(buf)
buf.WriteByte('/')
}
buf.WriteString(wb.name)
}