#include <QtGui/qundoview.h> #ifndef QUNDOVIEW_H #ifndef QT_NO_UNDOVIEW class QUndoView: public QListView{ /* Some contents are skipped to improve readability */ #ifndef QT_NO_UNDOGROUP public: void setGroup(struct QUndoGroup* group); #endif /* ... */ }; #endif // QT_NO_UNDOVIEW #endif // QUNDOVIEW_H