listbox.go
func (l *ListBox) SelectedItemText() string {
	if l.currSelection == -1 {
		return ""
	}

	return l.items[l.currSelection]
}
func (l *ListBox) SelectedItemText() string {
	if l.currSelection == -1 {
		return ""
	}

	return l.items[l.currSelection]
}
// SelectedItemText returns text of currently selected item or empty sting if nothing is
// selected or ListBox is empty.