Added conversion templates for Qt containers.

1 files changed, 93 insertions, 0 deletions

diff --git a/libpyside/pysideconversions.h b/libpyside/pysideconversions.h
new file mode 100644
index 000000000..be6697e51
--- /dev/null
+++ b/libpyside/pysideconversions.h
@@ -0,0 +1,93 @@
+/*
+* This file is part of the Shiboken Python Bindings Generator project.
+*
+* Copyright (C) 2010 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 PYSIDECONVERSIONS_H
+#define PYSIDECONVERSIONS_H
+
+template <typename StdMap>
+struct QtDictConverter
+{
+    static inline bool checkType(PyObject* pyObj)
+    {
+        if (!PyDict_Check(pyObj))
+            return false;
+
+        PyObject* key;
+        PyObject* value;
+        Py_ssize_t pos = 0;
+
+        while (PyDict_Next(pyObj, &pos, &key, &value)) {
+            if (!Shiboken::Converter<typename StdMap::key_type>::checkType(key)
+                && !Shiboken::Converter<typename StdMap::mapped_type>::checkType(value)
+                && !Shiboken::Converter<typename StdMap::key_type>::isConvertible(key)
+                && !Shiboken::Converter<typename StdMap::mapped_type>::isConvertible(value)) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    static inline bool isConvertible(PyObject* pyObj)
+    {
+        return checkType(pyObj);
+    }
+
+    static inline PyObject* toPython(const StdMap& cppobj)
+    {
+        PyObject* result = PyDict_New();
+        typename StdMap::const_iterator it = cppobj.begin();
+
+        for (; it != cppobj.end(); ++it) {
+            PyDict_SetItem(result,
+                           Shiboken::Converter<typename StdMap::key_type>::toPython(it.key()),
+                           Shiboken::Converter<typename StdMap::mapped_type>::toPython(it.value()));
+        }
+
+        return result;
+    }
+    static inline StdMap toCpp(PyObject* pyobj)
+    {
+        StdMap result;
+
+        PyObject* key;
+        PyObject* value;
+        Py_ssize_t pos = 0;
+
+        while (PyDict_Next(pyobj, &pos, &key, &value))
+            result[Shiboken::Converter<typename StdMap::key_type>::toCpp(key)] = Shiboken::Converter<typename StdMap::mapped_type>::toCpp(value);
+        return result;
+    }
+};
+
+#endif