#include <QtGui/qproxymodel.h> #ifndef QPROXYMODEL_H #ifndef QT_NO_PROXYMODEL class QProxyModel: public QAbstractItemModel{ /* Some contents are skipped to improve readability */ public: virtual int qt_metacall(enum QMetaObject::Call, int, void* *); /* ... */ }; #endif // QT_NO_PROXYMODEL #endif // QPROXYMODEL_H