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+// file : odb/qt/containers/qlinked-list-traits.hxx
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_QT_CONTAINER_QLINKED_LIST_TRAITS_HXX
+#define ODB_QT_CONTAINER_QLINKED_LIST_TRAITS_HXX
+
+#include <odb/pre.hxx>
+
+#include <QtCore/QtGlobal> // QT_VERSION
+
+// QLinkedList is deprecated since Qt5 5.15 and in Qt6 it has been moved to a
+// separate library.
+//
+#if (QT_VERSION < 0x050F00) || ODB_QT_FORCE_QLINKEDLIST
+
+#include <QtCore/QLinkedList>
+
+#include <odb/container-traits.hxx>
+
+namespace odb
+{
+ template <typename T>
+ class access::container_traits<QLinkedList<T> >
+ {
+ public:
+ static const container_kind kind = ck_ordered;
+ static const bool smart = false;
+
+ typedef QLinkedList<T> container_type;
+
+ typedef T value_type;
+ typedef typename container_type::size_type index_type;
+
+ typedef ordered_functions<index_type, value_type> functions;
+
+ public:
+ static void
+ persist (const container_type& c, const functions& f)
+ {
+ index_type i (0);
+ for (typename container_type::const_iterator j (c.begin ()),
+ e (c.end ()); j != e; ++j)
+ f.insert (i++, *j);
+ }
+
+ static void
+ load (container_type& c, bool more, const functions& f)
+ {
+ c.clear ();
+
+ while (more)
+ {
+ index_type dummy;
+ c.append (value_type ());
+ more = f.select (dummy, c.back ());
+ }
+ }
+
+ static void
+ update (const container_type& c, const functions& f)
+ {
+ f.delete_ ();
+
+ index_type i (0);
+ for (typename container_type::const_iterator j (c.begin ()),
+ e (c.end ()); j != e; ++j)
+ f.insert (i++, *j);
+ }
+
+ static void
+ erase (const functions& f)
+ {
+ f.delete_ ();
+ }
+ };
+}
+
+#endif
+
+#include <odb/post.hxx>
+
+#endif // ODB_QT_CONTAINER_QLINKED_LIST_TRAITS_HXX