public void UpdateQAT()
{
bool before = _captionQAT.Visible;
_captionQAT.Visible = _ribbon.Visible && (_ribbon.QATLocation == QATLocation.Above);
_nonCaptionQAT.Visible = _ribbon.Visible && (_ribbon.QATLocation == QATLocation.Above);
UpdateVisible();
// A change in integrated caption visibility
if (before != _captionQAT.Visible)
QATButtonsChanged();
}