// this function might seem strange, but if it returns FALSE it means that
// no non-standard attribute are set, so there is no need for this control
// to be owner-drawn. Moreover, you can force owner-drawn to FALSE if you
// want to change, say, the color for the item but only if it is owner-drawn
// (see wxMenuItem::wxMenuItem for example)
// this function might seem strange, but if it returns FALSE it means that
// no non-standard attribute are set, so there is no need for this control
// to be owner-drawn. Moreover, you can force owner-drawn to FALSE if you
// want to change, say, the color for the item but only if it is owner-drawn
// (see wxMenuItem::wxMenuItem for example)