EQStream abstraction layer

libs/luabind/luabind/detail/class_registry.hpp

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+// Copyright (c) 2003 Daniel Wallin and Arvid Norberg
+
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following conditions:
+
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF
+// ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
+// TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
+// PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
+// SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
+// ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+// ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
+// OR OTHER DEALINGS IN THE SOFTWARE.
+
+
+#ifndef LUABIND_CLASS_REGISTRY_HPP_INCLUDED
+#define LUABIND_CLASS_REGISTRY_HPP_INCLUDED
+
+#include <map>
+
+#include <luabind/config.hpp>
+#include <luabind/open.hpp>
+#include <luabind/typeid.hpp>
+
+namespace luabind { namespace detail
+{
+	class class_rep;
+
+	struct LUABIND_API class_registry
+	{
+		class_registry(lua_State* L);
+
+		static class_registry* get_registry(lua_State* L);
+
+		int cpp_instance() const { return m_instance_metatable; }
+		int cpp_class() const { return m_cpp_class_metatable; }
+
+		int lua_instance() const { return m_instance_metatable; }
+		int lua_class() const { return m_lua_class_metatable; }
+		int lua_function() const { return m_lua_function_metatable; }
+
+		void add_class(type_id const& info, class_rep* crep);
+
+		class_rep* find_class(type_id const& info) const;
+
+        std::map<type_id, class_rep*> const& get_classes() const
+        {
+            return m_classes;
+        }
+
+	private:
+
+		std::map<type_id, class_rep*> m_classes;
+
+		// this is a lua reference that points to the lua table
+		// that is to be used as meta table for all C++ class 
+		// instances. It is a kind of v-table.
+		int m_instance_metatable;
+
+		// this is a lua reference to the metatable to be used
+		// for all classes defined in C++.
+		int m_cpp_class_metatable;
+
+		// this is a lua reference to the metatable to be used
+		// for all classes defined in lua
+		int m_lua_class_metatable;
+
+		// this metatable only contains a destructor
+		// for luabind::Detail::free_functions::function_rep
+		int m_lua_function_metatable;
+
+	};
+
+}}
+
+#endif // LUABIND_CLASS_REGISTRY_HPP_INCLUDED
+