boost/archive/xml_wiarchive.hpp

   1 #ifndef BOOST_ARCHIVE_XML_WIARCHIVE_HPP
   2 #define BOOST_ARCHIVE_XML_WIARCHIVE_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_wiarchive.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 <boost/config.hpp>
  20 #ifdef BOOST_NO_STD_WSTREAMBUF
  21 #error "wide char i/o not supported on this platform"
  22 #else
  23
  24 #include <istream>
  25
  26 //#include <boost/scoped_ptr.hpp>
  27 #include <boost/archive/detail/auto_link_warchive.hpp>
  28 #include <boost/archive/basic_text_iprimitive.hpp>
  29 #include <boost/archive/basic_xml_iarchive.hpp>
  30
  31 #include <boost/archive/detail/abi_prefix.hpp> // must be the last header
  32
  33 namespace boost {
  34 namespace archive {
  35
  36 template<class CharType>
  37 class basic_xml_grammar;
  38 typedef basic_xml_grammar<wchar_t> xml_wgrammar;
  39
  40 template<class Archive>
  41 class xml_wiarchive_impl :
  42     public basic_text_iprimitive<std::wistream>,
  43     public basic_xml_iarchive<Archive>
  44 {
  45 #ifdef BOOST_NO_MEMBER_TEMPLATE_FRIENDS
  46 public:
  47 #else
  48     friend class detail::interface_iarchive<Archive>;
  49     friend class basic_xml_iarchive<Archive>;
  50     friend class load_access;
  51 protected:
  52 #endif
  53     // instances of micro xml parser to parse start preambles
  54     // scoped_ptr doesn't play nice with borland - so use a naked pointer
  55     // scoped_ptr<xml_wgrammar> gimpl;
  56     xml_wgrammar *gimpl;
  57     std::wistream & get_is(){
  58         return is;
  59     }
  60     template<class T>
  61     void load(T & t){
  62         basic_text_iprimitive<std::wistream>::load(t);
  63     }
  64     BOOST_WARCHIVE_DECL(void)
  65     load(char * t);
  66     #ifndef BOOST_NO_INTRINSIC_WCHAR_T
  67     BOOST_WARCHIVE_DECL(void)
  68     load(wchar_t * t);
  69     #endif
  70     BOOST_WARCHIVE_DECL(void)
  71     load(std::string &s);
  72     #ifndef BOOST_NO_STD_WSTRING
  73     BOOST_WARCHIVE_DECL(void)
  74     load(std::wstring &ws);
  75     #endif
  76     template<class T>
  77     void load_override(T & t, BOOST_PFTO int){
  78         basic_xml_iarchive<Archive>::load_override(t, 0);
  79     }
  80     BOOST_WARCHIVE_DECL(void)
  81     load_override(class_name_type & t, int);
  82     BOOST_WARCHIVE_DECL(void)
  83     init();
  84     BOOST_WARCHIVE_DECL(BOOST_PP_EMPTY())
  85     xml_wiarchive_impl(std::wistream & is, unsigned int flags) ;
  86     BOOST_WARCHIVE_DECL(BOOST_PP_EMPTY())
  87     ~xml_wiarchive_impl();
  88 };
  89
  90 // do not derive from the classes below.  If you want to extend this functionality
  91 // via inhertance, derived from xml_wiarchive_impl instead.  This will
  92 // preserve correct static polymorphism.
  93
  94 // same as xml_wiarchive below - without the shared_ptr_helper
  95 class naked_xml_wiarchive :
  96     public xml_wiarchive_impl<naked_xml_wiarchive>
  97 {
  98 public:
  99     naked_xml_wiarchive(std::wistream & is, unsigned int flags = 0) :
 100         xml_wiarchive_impl<naked_xml_wiarchive>(is, flags)
 101     {}
 102     ~naked_xml_wiarchive(){}
 103 };
 104
 105 } // namespace archive
 106 } // namespace boost
 107
 108 // note special treatment of shared_ptr. This type needs a special
 109 // structure associated with every archive.  We created a "mix-in"
 110 // class to provide this functionality.  Since shared_ptr holds a
 111 // special esteem in the boost library - we included it here by default.
 112 #include <boost/archive/shared_ptr_helper.hpp>
 113
 114 namespace boost {
 115 namespace archive {
 116
 117 class xml_wiarchive :
 118     public xml_wiarchive_impl<xml_wiarchive>,
 119     public detail::shared_ptr_helper
 120 {
 121 public:
 122     xml_wiarchive(std::wistream & is, unsigned int flags = 0) :
 123         xml_wiarchive_impl<xml_wiarchive>(is, flags)
 124     {}
 125     ~xml_wiarchive(){}
 126 };
 127
 128 } // namespace archive
 129 } // namespace boost
 130
 131 // required by export
 132 BOOST_SERIALIZATION_REGISTER_ARCHIVE(boost::archive::xml_wiarchive)
 133
 134 #include <boost/archive/detail/abi_suffix.hpp> // pops abi_suffix.hpp pragmas
 135
 136 #endif // BOOST_NO_STD_WSTREAMBUF
 137 #endif // BOOST_ARCHIVE_XML_WIARCHIVE_HPP