34  if ( 
event->type() == QEvent::ToolTip )
 
   36    const QString description = currentData( Qt::ToolTipRole ).toString();
 
   37    if ( !description.isEmpty() )
 
   39      QHelpEvent *helpEvent = 
static_cast<QHelpEvent *
>( 
event );
 
   40      QPoint pos = mapToGlobal( helpEvent->pos() );
 
   41      QToolTip::showText( pos, description );
 
   45  return QComboBox::event( 
event );