#include <QtGui/qimagereader.h> #ifndef QIMAGEREADER_H class QImageReader{ /* Some contents are skipped to improve readability */ public: enum ImageReaderError{ UnknownError = 0, FileNotFoundError = 1, DeviceError = 2, UnsupportedFormatError = 3, InvalidDataError = 4, }; /* ... */ }; #endif // QIMAGEREADER_H