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1 | #ifndef BOOST_STATECHART_DEEP_HISTORY_HPP_INCLUDED |
2 | #define BOOST_STATECHART_DEEP_HISTORY_HPP_INCLUDED | |
3 | ////////////////////////////////////////////////////////////////////////////// | |
4 | // Copyright 2002-2006 Andreas Huber Doenni | |
5 | // Distributed under the Boost Software License, Version 1.0. (See accompany- | |
6 | // ing file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
7 | ////////////////////////////////////////////////////////////////////////////// | |
8 | ||
9 | ||
10 | ||
11 | #include <boost/mpl/bool.hpp> | |
12 | #include <boost/static_assert.hpp> | |
13 | ||
14 | ||
15 | ||
16 | namespace boost | |
17 | { | |
18 | namespace statechart | |
19 | { | |
20 | ||
21 | ||
22 | ||
23 | ////////////////////////////////////////////////////////////////////////////// | |
24 | template< class DefaultState > | |
25 | class deep_history | |
26 | { | |
27 | public: | |
28 | ////////////////////////////////////////////////////////////////////////// | |
29 | // If you receive a | |
30 | // "use of undefined type 'boost::STATIC_ASSERTION_FAILURE<x>'" or similar | |
31 | // compiler error here then you forgot to pass either | |
32 | // statechart::has_deep_history or statechart::has_full_history as the | |
33 | // last parameter of DefaultState's context. | |
34 | BOOST_STATIC_ASSERT( DefaultState::context_type::deep_history::value ); | |
35 | ||
36 | ////////////////////////////////////////////////////////////////////////// | |
37 | // The following declarations should be private. | |
38 | // They are only public because many compilers lack template friends. | |
39 | ////////////////////////////////////////////////////////////////////////// | |
40 | typedef typename DefaultState::outermost_context_base_type | |
41 | outermost_context_base_type; | |
42 | typedef typename DefaultState::context_type context_type; | |
43 | typedef typename DefaultState::context_ptr_type context_ptr_type; | |
44 | typedef typename DefaultState::context_type_list context_type_list; | |
45 | typedef typename DefaultState::orthogonal_position orthogonal_position; | |
46 | ||
47 | static void deep_construct( | |
48 | const context_ptr_type & pContext, | |
49 | outermost_context_base_type & outermostContextBase ) | |
50 | { | |
51 | outermostContextBase.template construct_with_deep_history< | |
52 | DefaultState >( pContext ); | |
53 | } | |
54 | }; | |
55 | ||
56 | ||
57 | ||
58 | } // namespace statechart | |
59 | } // namespace boost | |
60 | ||
61 | ||
62 | ||
63 | #endif |