#include <QtGui/qmessagebox.h>
#ifndef QMESSAGEBOX_H
#ifndef QT_NO_MESSAGEBOX
class QMessageBox: public QDialog{
   /* Some contents are skipped to improve readability */
   public: enum Icon{
      NoIcon = 0,
      Information = 1,
      Warning = 2,
      Critical = 3,
      Question = 4,
   };
   /* ... */
};
#endif // QT_NO_MESSAGEBOX
#endif // QMESSAGEBOX_H