From 7f6c64f2211d37db76a97fbc79a4b5492302ef2f Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Wed, 27 Oct 2010 17:36:59 +0200
Subject: Implement support for composite value types

New test: common/composite.
---
 odb/header.cxx | 108 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100644 odb/header.cxx

(limited to 'odb/header.cxx')

diff --git a/odb/header.cxx b/odb/header.cxx
new file mode 100644
index 0000000..9c816d8
--- /dev/null
+++ b/odb/header.cxx
@@ -0,0 +1,108 @@
+// file      : odb/header.cxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+// license   : GNU GPL v3; see accompanying LICENSE file
+
+#include <odb/common.hxx>
+#include <odb/header.hxx>
+
+namespace
+{
+  struct data_member: traversal::data_member, context
+  {
+    data_member (context& c)
+        : context (c)
+    {
+    }
+
+    virtual void
+    traverse (semantics::data_member& m)
+    {
+      if (m.count ("transient"))
+        return;
+
+      string const& name (public_name (m));
+      string const& type (m.type ().fq_name (m.belongs ().hint ()));
+
+      os << "static " << type << "&" << endl
+         << name << " (value_type&);"
+         << endl;
+
+      os << "static const " << type << "&" << endl
+         << name << " (const value_type&);"
+         << endl;
+    }
+  };
+
+  struct class_: traversal::class_, context
+  {
+    class_ (context& c)
+        : context (c), member_ (c)
+    {
+      member_names_ >> member_;
+    }
+
+    virtual void
+    traverse (type& c)
+    {
+      if (c.file () != unit.file ())
+        return;
+
+      if (!comp_value (c))
+        return;
+
+      string const& type (c.fq_name ());
+
+      os << "// " << c.name () << endl
+         << "//" << endl;
+
+      os << "template <>" << endl
+         << "class access::value_traits< " << type << " >"
+         << "{"
+         << "public:" << endl;
+
+      // value_type
+      //
+      os << "typedef " << type << " value_type;"
+         << endl;
+
+      names (c, member_names_);
+
+      os << "};";
+    }
+
+  private:
+    data_member member_;
+    traversal::names member_names_;
+  };
+}
+
+void
+generate_header (context& ctx)
+{
+  ctx.os << "#include <odb/core.hxx>" << endl
+         << "#include <odb/traits.hxx>" << endl
+         << endl;
+
+  /*
+  traversal::unit unit;
+  traversal::defines unit_defines;
+  traversal::namespace_ ns;
+  class_ c (ctx);
+
+  unit >> unit_defines >> ns;
+  unit_defines >> c;
+
+  traversal::defines ns_defines;
+
+  ns >> ns_defines >> ns;
+  ns_defines >> c;
+
+  ctx.os << "namespace odb"
+         << "{";
+
+  unit.dispatch (ctx.unit);
+
+  ctx.os << "}";
+  */
+}
-- 
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