#include <QtGui/qstyleoption.h>
#ifndef QSTYLEOPTION_H
class QStyleOptionViewItem: public QStyleOption{
   /* Some contents are skipped to improve readability */
   public: enum Position{
      Left = 0,
      Right = 1,
      Top = 2,
      Bottom = 3,
   };
   /* ... */
};
#endif // QSTYLEOPTION_H