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PycValueHolder.h
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1//# PycValueHolder.h: Class to convert a ValueHolder to/from Python
2//# Copyright (C) 2006
3//# Associated Universities, Inc. Washington DC, USA.
4//#
5//# This library is free software; you can redistribute it and/or modify it
6//# under the terms of the GNU Library General Public License as published by
7//# the Free Software Foundation; either version 2 of the License, or (at your
8//# option) any later version.
9//#
10//# This library is distributed in the hope that it will be useful, but WITHOUT
11//# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12//# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
13//# License for more details.
14//#
15//# You should have received a copy of the GNU Library General Public License
16//# along with this library; if not, write to the Free Software Foundation,
17//# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
18//#
19//# Correspondence concerning AIPS++ should be addressed as follows:
20//# Internet email: aips2-request@nrao.edu.
21//# Postal address: AIPS++ Project Office
22//# National Radio Astronomy Observatory
23//# 520 Edgemont Road
24//# Charlottesville, VA 22903-2475 USA
25//#
26//# $Id: PycValueHolder.h,v 1.2 2006/10/17 03:33:50 gvandiep Exp $
27
28
29#ifndef PYRAP_PYCVALUEHOLDER_H
30#define PYRAP_PYCVALUEHOLDER_H
31
32//# Includes
33
34// include first to avoid _POSIX_C_SOURCE redefined warnings
35#include <boost/python.hpp>
36#include <casacore/casa/Containers/ValueHolder.h>
37#include <casacore/casa/Utilities/DataType.h>
38
39namespace casacore { namespace python {
40
41
42 // <summary>
43 // A class to convert a ValueHolder to/from Python objects.
44 // </summary>
45
46 // <use visibility=export>
47 // <reviewed reviewer="" date="" tests="">
48 // </reviewed>
49
50 // <synopsis>
51 // </synopsis>
52
54 {
55 static boost::python::object makeobject (ValueHolder const&);
56 static PyObject* convert (ValueHolder const& c)
57 {
58 return boost::python::incref(makeobject(c).ptr());
59 }
60 };
61
63 {
65 {
66 boost::python::converter::registry::push_back(
68 &construct,
69 boost::python::type_id<ValueHolder>());
70 }
71
72 // Check if it is a type we can convert.
73 static void* convertible(PyObject* obj_ptr);
74
75 // Constructs a ValueHolder from a Python object.
76 static void construct(
77 PyObject* obj_ptr,
78 boost::python::converter::rvalue_from_python_stage1_data* data);
79
80 // Make a ValueHolder from all possible python data types.
81 static ValueHolder makeValueHolder (PyObject* obj_ptr);
82
83 // Make a vector from a python sequence.
84 static ValueHolder toVector (PyObject* obj_ptr);
85 // Get (and check) the data type in a python sequence.
86 static DataType checkDataType (PyObject* obj_ptr);
87 };
88
89
90 // Register the ValueHolder conversion.
92 {
93 static void reg();
94 static bool _done;
95 };
98
99}}
100
101#endif
void register_convert_casa_valueholder()
this file contains all the compiler specific defines
Definition mainpage.dox:28
static ValueHolder toVector(PyObject *obj_ptr)
Make a vector from a python sequence.
static ValueHolder makeValueHolder(PyObject *obj_ptr)
Make a ValueHolder from all possible python data types.
static void * convertible(PyObject *obj_ptr)
Check if it is a type we can convert.
static DataType checkDataType(PyObject *obj_ptr)
Get (and check) the data type in a python sequence.
static void construct(PyObject *obj_ptr, boost::python::converter::rvalue_from_python_stage1_data *data)
Constructs a ValueHolder from a Python object.
static PyObject * convert(ValueHolder const &c)
static boost::python::object makeobject(ValueHolder const &)
Register the ValueHolder conversion.