#include <QtGui/qimageiohandler.h>
#ifndef QIMAGEIOHANDLER_H
class QImageIOPlugin: public QObject, public QImageIOHandlerFactoryInterface{
   /* Some contents are skipped to improve readability */
   public: enum Capability{
      CanRead = 1,
      CanWrite = 2,
      CanReadIncremental = 4,
   };
   /* ... */
};
#endif // QIMAGEIOHANDLER_H