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+/*
+ * This file is part of the Shiboken Python Binding Generator project.
+ *
+ * Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+ *
+ * Contact: PySide team <contact@pyside.org>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * version 2.1 as published by the Free Software Foundation. Please
+ * review the following information to ensure the GNU Lesser General
+ * Public License version 2.1 requirements will be met:
+ * http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+ *
+ * As a special exception to the GNU Lesser General Public License
+ * version 2.1, the object code form of a "work that uses the Library"
+ * may incorporate material from a header file that is part of the
+ * Library. You may distribute such object code under terms of your
+ * choice, provided that the incorporated material (i) does not exceed
+ * more than 5% of the total size of the Library; and (ii) is limited to
+ * numerical parameters, data structure layouts, accessors, macros,
+ * inline functions and templates.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+#ifndef CONVERSIONS_H
+#define CONVERSIONS_H
+
+#include <Python.h>
+#include <basewrapper.h>
+#include <bindingmanager.h>
+
+namespace Shiboken
+{
+
+template <typename T>
+struct ValueHolder
+{
+ explicit ValueHolder(T val) : value(val) {}
+ T value;
+};
+
+template <typename T>
+struct Converter
+{
+ static PyObject* toPython(ValueHolder<T> cppobj) {
+ return 0;
+ }
+ static T toCpp(PyObject* pyobj) {
+ return T();
+ }
+};
+
+// Object Types ---------------------------------------------------------------
+template <>
+struct Converter<void*>
+{
+ static PyObject* toPython(ValueHolder<void*> cppobj)
+ {
+ PyObject* obj = BindingManager::instance().retrieveWrapper(cppobj.value);
+ Py_XINCREF(obj);
+ return obj;
+ }
+ static void* toCpp(PyObject* pyobj)
+ {
+ return ((Shiboken::PyBaseWrapper*) pyobj)->cptr;
+ }
+};
+
+// Primitive Types ------------------------------------------------------------
+template <>
+struct Converter<bool>
+{
+ static PyObject* toPython(ValueHolder<bool> holder)
+ {
+ return PyBool_FromLong(holder.value);
+ }
+ static bool toCpp(PyObject* pyobj)
+ {
+ return pyobj == Py_True;
+ }
+};
+
+template <typename PyIntEquiv>
+struct Converter_PyInt
+{
+ static PyObject* toPython(ValueHolder<PyIntEquiv> holder)
+ {
+ return PyInt_FromLong((long) holder.value);
+ }
+ static PyIntEquiv toCpp(PyObject* pyobj)
+ {
+ if (PyFloat_Check(pyobj))
+ return (PyIntEquiv) PyFloat_AS_DOUBLE(pyobj);
+ return (PyIntEquiv) PyInt_AS_LONG(pyobj);
+ }
+};
+
+template <> struct Converter<char> : Converter_PyInt<char> {};
+template <> struct Converter<unsigned char> : Converter_PyInt<unsigned char> {};
+template <> struct Converter<int> : Converter_PyInt<int> {};
+template <> struct Converter<unsigned int> : Converter_PyInt<unsigned int> {};
+template <> struct Converter<short> : Converter_PyInt<short> {};
+template <> struct Converter<unsigned short> : Converter_PyInt<unsigned short> {};
+template <> struct Converter<long> : Converter_PyInt<long> {};
+
+template <>
+struct Converter<unsigned long>
+{
+ static PyObject* toPython(ValueHolder<unsigned long> holder)
+ {
+ return PyLong_FromUnsignedLong(holder.value);
+ }
+ static unsigned long toCpp(PyObject* pyobj)
+ {
+ return (unsigned long) PyLong_AsUnsignedLong(pyobj);
+ }
+};
+
+template <>
+struct Converter<PY_LONG_LONG>
+{
+ static PyObject* toPython(ValueHolder<PY_LONG_LONG> holder)
+ {
+ return PyLong_FromLongLong(holder.value);
+ }
+ static PY_LONG_LONG toCpp(PyObject* pyobj)
+ {
+ return (PY_LONG_LONG) PyLong_AsLongLong(pyobj);
+ }
+};
+
+template <>
+struct Converter<unsigned PY_LONG_LONG>
+{
+ static PyObject* toPython(ValueHolder<unsigned PY_LONG_LONG> holder)
+ {
+ return PyLong_FromUnsignedLongLong(holder.value);
+ }
+ static unsigned PY_LONG_LONG toCpp(PyObject* pyobj)
+ {
+ return (unsigned PY_LONG_LONG) PyLong_AsUnsignedLongLong(pyobj);
+ }
+};
+
+template <typename PyFloatEquiv>
+struct Converter_PyFloat
+{
+ static PyObject* toPython(ValueHolder<PyFloatEquiv> holder)
+ {
+ return PyFloat_FromDouble((double) holder.value);
+ }
+ static PyFloatEquiv toCpp(PyObject* pyobj)
+ {
+ if (PyInt_Check(pyobj))
+ return (PyFloatEquiv) PyInt_AS_LONG(pyobj);
+ return (PyFloatEquiv) PyFloat_AS_DOUBLE(pyobj);
+ }
+};
+
+template <> struct Converter<float> : Converter_PyFloat<float> {};
+template <> struct Converter<double> : Converter_PyFloat<double> {};
+
+// C Sting Types --------------------------------------------------------------
+
+template <>
+struct Converter<const char*>
+{
+ static PyObject* toPython(ValueHolder<const char*> holder)
+ {
+ return PyString_FromString(holder.value);
+ }
+ static const char* toCpp(PyObject* pyobj)
+ {
+ return PyString_AsString(pyobj);
+ }
+};
+
+} // namespace Shiboken
+
+#endif // CONVERSIONS_H
+