Edit: /usr/include/luabind/container_policy.hpp (4951B)
// 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_CONTAINER_POLICY_HPP_INCLUDED
#define LUABIND_CONTAINER_POLICY_HPP_INCLUDED
#include
#include // for LUABIND_DECORATE_TYPE
#include // for policy_cons, etc
#include // for null_type (ptr only), etc
#include
#include // for if_
#include // for is_same
namespace luabind { namespace detail {
namespace mpl = boost::mpl;
template
struct container_converter_lua_to_cpp
{
int consumed_args() const
{
return 1;
}
template
T apply(lua_State* L, by_const_reference, int index)
{
typedef typename T::value_type value_type;
typedef typename find_conversion_policy<1, Policies>::type converter_policy;
typename mpl::apply_wrap2::type converter;
T container;
lua_pushnil(L);
while (lua_next(L, index))
{
container.push_back(converter.apply(L, LUABIND_DECORATE_TYPE(value_type), -1));
lua_pop(L, 1); // pop value
}
return container;
}
template
T apply(lua_State* L, by_value, int index)
{
return apply(L, by_const_reference(), index);
}
template
static int match(lua_State* L, by_const_reference, int index)
{
if (lua_istable(L, index)) return 0; else return -1;
}
template
void converter_postcall(lua_State*, T, int) {}
};
template
struct container_converter_cpp_to_lua
{
template
void apply(lua_State* L, const T& container)
{
typedef typename T::value_type value_type;
typedef typename find_conversion_policy<1, Policies>::type converter_policy;
typename mpl::apply_wrap2::type converter;
lua_newtable(L);
int index = 1;
for (typename T::const_iterator i = container.begin(); i != container.end(); ++i)
{
converter.apply(L, *i);
lua_rawseti(L, -2, index);
++index;
}
}
};
template
// struct container_policy : converter_policy_tag
struct container_policy : conversion_policy
{
// BOOST_STATIC_CONSTANT(int, index = N);
static void precall(lua_State*, const index_map&) {}
static void postcall(lua_State*, const index_map&) {}
struct only_accepts_nonconst_pointers {};
template
struct apply
{
typedef typename boost::mpl::if_
, container_converter_lua_to_cpp
, container_converter_cpp_to_lua
>::type type;
};
};
}}
namespace luabind
{
template
detail::policy_cons, detail::null_type>
container(LUABIND_PLACEHOLDER_ARG(N))
{
return detail::policy_cons, detail::null_type>();
}
template
detail::policy_cons, detail::null_type>
container(LUABIND_PLACEHOLDER_ARG(N), const Policies&)
{
return detail::policy_cons, detail::null_type>();
}
}
#endif // LUABIND_CONTAINER_POLICY_HPP_INCLUDED