#include <QtGui/qstyleoption.h>
#ifndef QSTYLEOPTION_H
class QStyleOptionProgressBarV2: public QStyleOptionProgressBar{
   /* Some contents are skipped to improve readability */
   public: class QStyleOptionProgressBarV2& operator =(class QStyleOptionProgressBar const & other);
   /* ... */
};
#endif // QSTYLEOPTION_H