1 files changed, 63 insertions, 0 deletions
diff --git a/boost/statechart/deep_history.hpp b/boost/statechart/deep_history.hpp
new file mode 100644
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+++ b/boost/statechart/deep_history.hpp
@@ -0,0 +1,63 @@
+#ifndef BOOST_STATECHART_DEEP_HISTORY_HPP_INCLUDED
+#define BOOST_STATECHART_DEEP_HISTORY_HPP_INCLUDED
+//////////////////////////////////////////////////////////////////////////////
+// Copyright 2002-2006 Andreas Huber Doenni
+// Distributed under the Boost Software License, Version 1.0. (See accompany-
+// ing file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//////////////////////////////////////////////////////////////////////////////
+
+
+
+#include <boost/mpl/bool.hpp>
+#include <boost/static_assert.hpp>
+
+
+
+namespace boost
+{
+namespace statechart
+{
+
+  
+  
+//////////////////////////////////////////////////////////////////////////////
+template< class DefaultState >
+class deep_history
+{
+  public:
+    //////////////////////////////////////////////////////////////////////////
+    // If you receive a 
+    // "use of undefined type 'boost::STATIC_ASSERTION_FAILURE<x>'" or similar
+    // compiler error here then you forgot to pass either
+    // statechart::has_deep_history or statechart::has_full_history as the
+    // last parameter of DefaultState's context.
+    BOOST_STATIC_ASSERT( DefaultState::context_type::deep_history::value );
+
+    //////////////////////////////////////////////////////////////////////////
+    // The following declarations should be private.
+    // They are only public because many compilers lack template friends.
+    //////////////////////////////////////////////////////////////////////////
+    typedef typename DefaultState::outermost_context_base_type
+      outermost_context_base_type;
+    typedef typename DefaultState::context_type context_type;
+    typedef typename DefaultState::context_ptr_type context_ptr_type;
+    typedef typename DefaultState::context_type_list context_type_list;
+    typedef typename DefaultState::orthogonal_position orthogonal_position;
+
+    static void deep_construct(
+      const context_ptr_type & pContext,
+      outermost_context_base_type & outermostContextBase )
+    {
+      outermostContextBase.template construct_with_deep_history<
+        DefaultState >( pContext );
+    }
+};
+
+
+
+} // namespace statechart
+} // namespace boost
+
+
+
+#endif