#include <QtGui/qprinter.h>
#ifndef QPRINTER_H
#ifndef QT_NO_PRINTER
class QPrinter: public QPaintDevice{
   /* Some contents are skipped to improve readability */
   public: enum PageSize{
      /* ... */
      A6 = 10,
      /* ... */
   };
   /* ... */
};
#endif // QT_NO_PRINTER
#endif // QPRINTER_H