// finally refresh the display -- but only redraw as few units as possible
// to avoid flicker. We can't do this if we have children because they
// won't be scrolled
- if ( (m_targetWindow->GetChildren().empty() &&
- GetVisibleBegin() >= unitLastOld) || GetVisibleEnd() <= unitFirstOld )
+ if ( m_targetWindow->GetChildren().empty() &&
+ (GetVisibleBegin() >= unitLastOld || GetVisibleEnd() <= unitFirstOld) )
{
// the simplest case: we don't have any old units left, just redraw
// everything