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