Polymorphic inheritance support

1 files changed, 83 insertions, 0 deletions

diff --git a/odb/mssql/simple-object-result.hxx b/odb/mssql/simple-object-result.hxx
new file mode 100644
index 0000000..3fa101b
--- /dev/null
+++ b/odb/mssql/simple-object-result.hxx
@@ -0,0 +1,83 @@
+// file      : odb/mssql/simple-object-result.hxx
+// copyright : Copyright (c) 2009-2012 Code Synthesis Tools CC
+// license   : ODB NCUEL; see accompanying LICENSE file
+
+#ifndef ODB_MSSQL_SIMPLE_OBJECT_RESULT_HXX
+#define ODB_MSSQL_SIMPLE_OBJECT_RESULT_HXX
+
+#include <odb/pre.hxx>
+
+#include <cstddef> // std::size_t
+
+#include <odb/simple-object-result.hxx>
+
+#include <odb/details/shared-ptr.hxx>
+
+#include <odb/mssql/version.hxx>
+#include <odb/mssql/forward.hxx> // query
+#include <odb/mssql/statement.hxx>
+
+namespace odb
+{
+  namespace mssql
+  {
+    template <typename T>
+    class object_result_impl: public odb::object_result_impl<T>
+    {
+    public:
+      typedef odb::object_result_impl<T> base_type;
+
+      typedef typename base_type::object_type object_type;
+      typedef typename base_type::object_traits object_traits;
+      typedef typename base_type::id_type id_type;
+
+      typedef typename base_type::pointer_type pointer_type;
+      typedef typename base_type::pointer_traits pointer_traits;
+
+      typedef typename object_traits::statements_type statements_type;
+
+      virtual
+      ~object_result_impl ();
+
+      object_result_impl (const query&,
+                          details::shared_ptr<select_statement>,
+                          statements_type&);
+
+      virtual void
+      load (object_type&, bool fetch);
+
+      virtual id_type
+      load_id ();
+
+      virtual void
+      next ();
+
+      virtual void
+      cache ();
+
+      virtual std::size_t
+      size ();
+
+      using base_type::current;
+
+    private:
+      typedef mssql::change_callback change_callback_type;
+
+      static void
+      change_callback (void* context);
+
+    private:
+      details::shared_ptr<select_statement> statement_;
+      statements_type& statements_;
+      bool can_load_;
+      bool use_copy_;
+      typename object_traits::image_type* image_copy_;
+    };
+  }
+}
+
+#include <odb/mssql/simple-object-result.txx>
+
+#include <odb/post.hxx>
+
+#endif // ODB_MSSQL_SIMPLE_OBJECT_RESULT_HXX