From 1b1cb92a27592da6ab9300b2c5c8384f7588e2af Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Tue, 6 Sep 2011 16:54:06 +0200
Subject: Support for views; native part

---
 odb/sqlite/view-statements.hxx | 113 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100644 odb/sqlite/view-statements.hxx

(limited to 'odb/sqlite/view-statements.hxx')

diff --git a/odb/sqlite/view-statements.hxx b/odb/sqlite/view-statements.hxx
new file mode 100644
index 0000000..e940495
--- /dev/null
+++ b/odb/sqlite/view-statements.hxx
@@ -0,0 +1,113 @@
+// file      : odb/sqlite/view-statements.hxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2005-2011 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_SQLITE_VIEW_STATEMENTS_HXX
+#define ODB_SQLITE_VIEW_STATEMENTS_HXX
+
+#include <odb/pre.hxx>
+
+#include <cstddef> // std::size_t
+
+#include <odb/forward.hxx>
+#include <odb/traits.hxx>
+
+#include <odb/details/shared-ptr.hxx>
+
+#include <odb/sqlite/version.hxx>
+#include <odb/sqlite/binding.hxx>
+#include <odb/sqlite/statement.hxx>
+#include <odb/sqlite/statements-base.hxx>
+
+namespace odb
+{
+  namespace sqlite
+  {
+    template <typename T>
+    class view_statements: public statements_base
+    {
+    public:
+      typedef T view_type;
+      typedef odb::view_traits<view_type> view_traits;
+      typedef typename view_traits::pointer_type pointer_type;
+      typedef typename view_traits::image_type image_type;
+
+      typedef sqlite::select_statement query_statement_type;
+
+    public:
+      view_statements (connection_type&);
+
+      virtual
+      ~view_statements ();
+
+      // View image.
+      //
+      image_type&
+      image ()
+      {
+        return image_;
+      }
+
+      std::size_t
+      image_version () const
+      {
+        return image_version_;
+      }
+
+      void
+      image_version (std::size_t v)
+      {
+        image_version_ = v;
+      }
+
+      binding&
+      image_binding ()
+      {
+        return image_binding_;
+      }
+
+      bool*
+      image_truncated ()
+      {
+        return image_truncated_;
+      }
+
+      query_statement_type&
+      query_statement ()
+      {
+        if (query_ == 0)
+        {
+          query_.reset (
+            new (details::shared) query_statement_type (
+              conn_,
+              view_traits::query_statement,
+              image_binding_));
+
+          query_->cached (true);
+        }
+
+        return *query_;
+      }
+
+    private:
+      view_statements (const view_statements&);
+      view_statements& operator= (const view_statements&);
+
+    private:
+      image_type image_;
+      std::size_t image_version_;
+      binding image_binding_;
+      bind image_bind_[view_traits::column_count];
+      bool image_truncated_[view_traits::column_count];
+
+      details::shared_ptr<query_statement_type> query_;
+    };
+  }
+}
+
+#include <odb/sqlite/view-statements.txx>
+
+#include <odb/post.hxx>
+
+#endif // ODB_SQLITE_VIEW_STATEMENTS_HXX
-- 
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