#include <QtGui/qimageiohandler.h>
#ifndef QIMAGEIOHANDLER_H
class QImageIOPlugin: public QObject, public QImageIOHandlerFactoryInterface{
   /* Some contents are skipped to improve readability */
   public: enum Capability{
      /* ... */
      CanWrite = 2,
      /* ... */
   };
   /* ... */
};
#endif // QIMAGEIOHANDLER_H