From 64d0ceffaaf5f57a3d24a5210bf0ad2a8474a618 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 26 Aug 2011 12:13:18 +0200
Subject: Add wrapper support for composite values

NULL semantics for composite values is not yet supported.
---
 odb/common.hxx | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'odb/common.hxx')

diff --git a/odb/common.hxx b/odb/common.hxx
index 548e2a2..86a39c7 100644
--- a/odb/common.hxx
+++ b/odb/common.hxx
@@ -30,6 +30,17 @@ struct object_members_base: traversal::class_, virtual context
   virtual void
   composite (semantics::data_member*, semantics::class_&);
 
+  // More general version of the above function that allows detection
+  // of wrapped composite value. By default this function calls
+  // composite (m, comp) ignoring the wrapper type. Note that this
+  // function is called for all composite value (wrapped or not).
+  // If it is not wrapped, the wrapper argument will be NULL.
+  //
+  virtual void
+  composite_wrapper (semantics::data_member*,
+                     semantics::class_& comp,
+                     semantics::type* wrapper);
+
   // If you override this function, you can call the base to traverse
   // bases and members.
   //
-- 
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