| 1 | // Copyright David Abrahams 2001. |
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| 2 | // Distributed under the Boost Software License, Version 1.0. (See |
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| 3 | // accompanying file LICENSE_1_0.txt or copy at |
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| 4 | // http://www.boost.org/LICENSE_1_0.txt) |
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| 5 | #ifndef FUNCTION_DWA20011214_HPP |
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| 6 | # define FUNCTION_DWA20011214_HPP |
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| 7 | |
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| 8 | # include <boost/python/detail/prefix.hpp> |
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| 9 | # include <boost/python/args_fwd.hpp> |
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| 10 | # include <boost/python/handle.hpp> |
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| 11 | # include <boost/function/function2.hpp> |
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| 12 | # include <boost/python/object_core.hpp> |
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| 13 | # include <boost/python/object/py_function.hpp> |
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| 14 | |
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| 15 | namespace boost { namespace python { namespace objects { |
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| 16 | |
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| 17 | struct BOOST_PYTHON_DECL function : PyObject |
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| 18 | { |
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| 19 | function( |
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| 20 | py_function const& |
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| 21 | , python::detail::keyword const* names_and_defaults |
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| 22 | , unsigned num_keywords); |
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| 23 | |
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| 24 | ~function(); |
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| 25 | |
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| 26 | PyObject* call(PyObject*, PyObject*) const; |
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| 27 | |
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| 28 | // Add an attribute to the name_space with the given name. If it is |
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| 29 | // a function object (this class), and an existing function is |
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| 30 | // already there, add it as an overload. |
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| 31 | static void add_to_namespace( |
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| 32 | object const& name_space, char const* name, object const& attribute); |
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| 33 | |
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| 34 | static void add_to_namespace( |
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| 35 | object const& name_space, char const* name, object const& attribute, char const* doc); |
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| 36 | |
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| 37 | object const& doc() const; |
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| 38 | void doc(object const& x); |
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| 39 | |
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| 40 | object const& name() const; |
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| 41 | |
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| 42 | private: // helper functions |
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| 43 | object signature(bool show_return_type=false) const; |
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| 44 | object signatures(bool show_return_type=false) const; |
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| 45 | void argument_error(PyObject* args, PyObject* keywords) const; |
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| 46 | void add_overload(handle<function> const&); |
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| 47 | |
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| 48 | private: // data members |
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| 49 | py_function m_fn; |
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| 50 | handle<function> m_overloads; |
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| 51 | object m_name; |
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| 52 | object m_namespace; |
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| 53 | object m_doc; |
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| 54 | object m_arg_names; |
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| 55 | unsigned m_nkeyword_values; |
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| 56 | }; |
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| 57 | |
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| 58 | // |
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| 59 | // implementations |
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| 60 | // |
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| 61 | inline object const& function::doc() const |
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| 62 | { |
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| 63 | return this->m_doc; |
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| 64 | } |
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| 65 | |
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| 66 | inline void function::doc(object const& x) |
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| 67 | { |
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| 68 | this->m_doc = x; |
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| 69 | } |
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| 70 | |
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| 71 | inline object const& function::name() const |
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| 72 | { |
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| 73 | return this->m_name; |
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| 74 | } |
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| 75 | |
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| 76 | }}} // namespace boost::python::objects |
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| 77 | |
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| 78 | #endif // FUNCTION_DWA20011214_HPP |
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