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62 lines
2.0 KiB
62 lines
2.0 KiB
// (C) Copyright Ronald Garcia 2002. Permission to copy, use, modify, sell and |
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// distribute this software is granted provided this copyright notice appears |
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// in all copies. This software is provided "as is" without express or implied |
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// warranty, and with no claim as to its suitability for any purpose. |
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// See http://www.boost.org/libs/utility/shared_container_iterator.html for documentation. |
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#ifndef SHARED_CONTAINER_ITERATOR_RG08102002_HPP |
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#define SHARED_CONTAINER_ITERATOR_RG08102002_HPP |
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#include "boost/iterator_adaptors.hpp" |
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#include "boost/shared_ptr.hpp" |
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#include <utility> |
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namespace boost { |
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template <typename Container> |
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class shared_container_iterator : public iterator_adaptor< |
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shared_container_iterator<Container>, |
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typename Container::iterator> { |
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typedef iterator_adaptor< |
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shared_container_iterator<Container>, |
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typename Container::iterator> super_t; |
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typedef typename Container::iterator iterator_t; |
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typedef boost::shared_ptr<Container> container_ref_t; |
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container_ref_t container_ref; |
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public: |
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shared_container_iterator() { } |
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shared_container_iterator(iterator_t const& x,container_ref_t const& c) : |
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super_t(x), container_ref(c) { } |
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}; |
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template <typename Container> |
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shared_container_iterator<Container> |
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make_shared_container_iterator(typename Container::iterator iter, |
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boost::shared_ptr<Container> const& container) { |
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typedef shared_container_iterator<Container> iterator; |
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return iterator(iter,container); |
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} |
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template <typename Container> |
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std::pair< |
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shared_container_iterator<Container>, |
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shared_container_iterator<Container> > |
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make_shared_container_range(boost::shared_ptr<Container> const& container) { |
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return |
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std::make_pair( |
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make_shared_container_iterator(container->begin(),container), |
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make_shared_container_iterator(container->end(),container)); |
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} |
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} // namespace boost |
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#endif // SHARED_CONTAINER_ITERATOR_RG08102002_HPP
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