#include <QtGui/qdatetimeedit.h> #ifndef QDATETIMEEDIT_H #ifndef QT_NO_DATETIMEEDIT class QDateTimeEdit: public QAbstractSpinBox{ /* Some contents are skipped to improve readability */ public: class QDate minimumDate() const /* ... */ }; #endif // QT_NO_DATETIMEEDIT #endif // QDATETIMEEDIT_H