include/luabind/scope.hpp

   1 // Copyright (c) 2004 Daniel Wallin and Arvid Norberg
   2
   3 // Permission is hereby granted, free of charge, to any person obtaining a
   4 // copy of this software and associated documentation files (the "Software"),
   5 // to deal in the Software without restriction, including without limitation
   6 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
   7 // and/or sell copies of the Software, and to permit persons to whom the
   8 // Software is furnished to do so, subject to the following conditions:
   9
  10 // The above copyright notice and this permission notice shall be included
  11 // in all copies or substantial portions of the Software.
  12
  13 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF
  14 // ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
  15 // TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
  16 // PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
  17 // SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
  18 // ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  19 // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  20 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
  21 // OR OTHER DEALINGS IN THE SOFTWARE.
  22
  23 #ifndef NEW_SCOPE_040211_HPP
  24 #define NEW_SCOPE_040211_HPP
  25
  26 #include <luabind/prefix.hpp>
  27 #include <luabind/config.hpp>
  28 #include <luabind/lua_include.hpp>
  29 #include <memory>
  30
  31 namespace luabind {
  32
  33     struct scope;
  34
  35 } // namespace luabind
  36
  37 namespace luabind { namespace detail {
  38
  39     struct LUABIND_API registration
  40     {
  41         registration();
  42         virtual ~registration();
  43
  44     protected:
  45         virtual void register_(lua_State*) const = 0;
  46
  47     private:
  48         friend struct ::luabind::scope;
  49         registration* m_next;
  50     };
  51
  52 }} // namespace luabind::detail
  53
  54 namespace luabind {
  55
  56     struct LUABIND_API scope
  57     {
  58         scope();
  59         explicit scope(std::auto_ptr<detail::registration> reg);
  60         scope(scope const& other_);
  61         ~scope();
  62
  63         scope& operator,(scope s);
  64
  65         void register_(lua_State* L) const;
  66
  67     private:
  68         detail::registration* m_chain;
  69     };
  70
  71     class LUABIND_API namespace_ : public scope
  72     {
  73     public:
  74         explicit namespace_(char const* name);
  75         namespace_& operator[](scope s);
  76
  77     private:
  78         struct registration_;
  79         registration_* m_registration;
  80     };
  81
  82     class LUABIND_API module_
  83     {
  84     public:
  85         module_(lua_State* L_, char const* name);
  86         void operator[](scope s);
  87
  88     private:
  89         lua_State* m_state;
  90         char const* m_name;
  91     };
  92
  93     inline module_ module(lua_State* L, char const* name = 0)
  94     {
  95         return module_(L, name);
  96     }
  97
  98 } // namespace luabind
  99
 100 #endif // NEW_SCOPE_040211_HPP
 101