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new Parameter.Python syntax

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[SVN r34093]
This commit is contained in:
Daniel Wallin
2006-05-26 10:52:56 +00:00
parent a6db5788f6
commit a181afc699
3 changed files with 78 additions and 32 deletions
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46
test/python.cpp
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@@ -6,6 +6,7 @@
#include <boost/parameter/keyword.hpp>
#include <boost/parameter/python.hpp>
#include <boost/python.hpp>
#include <boost/utility/enable_if.hpp>
namespace test {
@@ -13,8 +14,31 @@ BOOST_PARAMETER_KEYWORD(tag, x)
BOOST_PARAMETER_KEYWORD(tag, y)
BOOST_PARAMETER_KEYWORD(tag, z)
struct X
struct Xbase
{
// We need the disable_if part for VC7.1/8.0.
template <class Args>
Xbase(
Args const& args
, typename boost::disable_if<
boost::is_base_and_derived<Xbase, Args>
>::type* = 0
)
: value(std::string(args[x | "foo"]) + args[y | "bar"])
{}
std::string value;
};
struct X : Xbase
{
BOOST_PARAMETER_CONSTRUCTOR(X, (Xbase), tag,
(optional
(x, *)
(y, *)
)
)
BOOST_PARAMETER_MEMBER_FUNCTION((int), f, tag,
(required
(x, *)
@@ -66,21 +90,31 @@ BOOST_PYTHON_MODULE(python_parameter)
using namespace boost::python;
class_<X>("X")
.def(
boost::parameter::python::init<
mpl::vector<
tag::x*(std::string), tag::y*(std::string)
>
>()
)
.def(
"f"
, boost::parameter::python::function<
f_fwd
, mpl::vector3<tag::x, tag::y, tag::z*>
, mpl::vector4<int, int, int, int>
, mpl::vector<
int, tag::x(int), tag::y(int), tag::z*(int)
>
>()
)
.def(
"g"
, boost::parameter::python::function<
g_fwd
, mpl::vector2<tag::x*, tag::y*>
, mpl::vector3<std::string, std::string, std::string>
, mpl::vector<
std::string, tag::x*(std::string), tag::y*(std::string)
>
>()
);
)
.def_readonly("value", &X::value);
}