#include <QtGui/qtreeview.h>
#ifndef QTREEVIEW_H
#ifndef QT_NO_TREEVIEW
class QTreeView: public QAbstractItemView{
   /* Some contents are skipped to improve readability */
   protected: void collapsed(class QModelIndex const & index);
   /* ... */
};
#endif // QT_NO_TREEVIEW
#endif // QTREEVIEW_H