source: NonGTP/Boost/boost/archive/xml_iarchive.hpp @ 857

Revision 857, 3.4 KB checked in by igarcia, 19 years ago (diff)
Line 
1#ifndef BOOST_ARCHIVE_XML_IARCHIVE_HPP
2#define BOOST_ARCHIVE_XML_IARCHIVE_HPP
3
4// MS compatible compilers support #pragma once
5#if defined(_MSC_VER) && (_MSC_VER >= 1020)
6# pragma once
7#endif
8
9/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
10// xml_iarchive.hpp
11
12// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
13// Use, modification and distribution is subject to the Boost Software
14// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
15// http://www.boost.org/LICENSE_1_0.txt)
16
17//  See http://www.boost.org for updates, documentation, and revision history.
18
19#include <istream>
20
21//#include <boost/scoped_ptr.hpp>
22#include <boost/archive/detail/auto_link_archive.hpp>
23#include <boost/archive/basic_text_iprimitive.hpp>
24#include <boost/archive/basic_xml_iarchive.hpp>
25
26#include <boost/archive/detail/abi_prefix.hpp> // must be the last header
27
28namespace boost {
29namespace archive {
30
31template<class CharType>
32class basic_xml_grammar;
33typedef basic_xml_grammar<char> xml_grammar;
34
35template<class Archive>
36class xml_iarchive_impl :
37    public basic_text_iprimitive<std::istream>,
38    public basic_xml_iarchive<Archive>
39{
40#ifdef BOOST_NO_MEMBER_TEMPLATE_FRIENDS
41public:
42#else
43    friend class detail::interface_iarchive<Archive>;
44    friend class basic_xml_iarchive<Archive>;
45    friend class load_access;
46protected:
47#endif
48    // instances of micro xml parser to parse start preambles
49    // scoped_ptr doesn't play nice with borland - so use a naked pointer
50    // scoped_ptr<xml_grammar> gimpl;
51    xml_grammar *gimpl;
52
53    std::istream & get_is(){
54        return is;
55    }
56    template<class T>
57    void load(T & t){
58        basic_text_iprimitive<std::istream>::load(t);
59    }
60    BOOST_ARCHIVE_DECL(void)
61    load(char * t);
62    #ifndef BOOST_NO_INTRINSIC_WCHAR_T
63    BOOST_ARCHIVE_DECL(void)
64    load(wchar_t * t);
65    #endif
66    BOOST_ARCHIVE_DECL(void)
67    load(std::string &s);
68    #ifndef BOOST_NO_STD_WSTRING
69    BOOST_ARCHIVE_DECL(void)
70    load(std::wstring &ws);
71    #endif
72    template<class T>
73    void load_override(T & t, BOOST_PFTO int){
74        basic_xml_iarchive<Archive>::load_override(t, 0);
75    }
76    BOOST_ARCHIVE_DECL(void)
77    load_override(class_name_type & t, int);
78    BOOST_ARCHIVE_DECL(void)
79    init();
80    BOOST_ARCHIVE_DECL(BOOST_PP_EMPTY())
81    xml_iarchive_impl(std::istream & is, unsigned int flags);
82    BOOST_ARCHIVE_DECL(BOOST_PP_EMPTY())
83    ~xml_iarchive_impl();
84};
85
86// we use the following because we can't use
87// typedef xml_iarchive_impl<xml_iarchive_impl<...> > xml_iarchive;
88
89// do not derive from this class.  If you want to extend this functionality
90// via inhertance, derived from xml_iarchive_impl instead.  This will
91// preserve correct static polymorphism.
92class xml_iarchive :
93    public xml_iarchive_impl<xml_iarchive>
94{
95public:
96    xml_iarchive(std::istream & is, unsigned int flags = 0) :
97        xml_iarchive_impl<xml_iarchive>(is, flags)
98    {}
99    ~xml_iarchive(){};
100};
101
102} // namespace archive
103} // namespace boost
104
105// required by smart_cast for compilers not implementing
106// partial template specialization
107BOOST_BROKEN_COMPILER_TYPE_TRAITS_SPECIALIZATION(boost::archive::xml_iarchive)
108
109#include <boost/archive/detail/abi_suffix.hpp> // pops abi_suffix.hpp pragmas
110
111#endif // BOOST_ARCHIVE_XML_IARCHIVE_HPP
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