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#ifndef _PYTHONQTCONVERSION_H
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#define _PYTHONQTCONVERSION_H
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/*
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*
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* Copyright (C) 2006 MeVis Research GmbH All Rights Reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* Further, this software is distributed without any warranty that it is
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* free of the rightful claim of any third person regarding infringement
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* or the like. Any license provided herein, whether implied or
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* otherwise, applies only to this software file. Patent licenses, if
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* any, provided herein do not apply to combinations of this program with
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* other software, or any other product whatsoever.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Contact information: MeVis Research GmbH, Universitaetsallee 29,
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* 28359 Bremen, Germany or:
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*
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* http://www.mevis.de
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*
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*/
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//----------------------------------------------------------------------------------
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/*!
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// \file PythonQtConversion.h
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// \author Florian Link
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// \author Last changed by $Author: florian $
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// \date 2006-05
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*/
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//----------------------------------------------------------------------------------
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#include "PythonQt.h"
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#include "PythonQtMisc.h"
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#include "PythonQtClassInfo.h"
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#include "PythonQtMethodInfo.h"
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#include <QWidget>
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//! a static class that offers methods for type conversion
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class PythonQtConv {
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public:
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//! get a ref counted True or False Python object
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static PyObject* GetPyBool(bool val);
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//! converts the Qt parameter given in \c data, interpreting it as a \c info parameter, into a Python object,
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static PyObject* ConvertQtValueToPython(const PythonQtMethodInfo::ParameterInfo& info, void* data);
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//! convert python object to Qt (according to the given parameter) and if the conversion should be strict, the meta object is passed in for enum resolving
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static void* ConvertPythonToQt(const PythonQtMethodInfo::ParameterInfo& info, PyObject* obj, bool strict, const QMetaObject* meta);
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//! creates a data storage for the passed parameter type and returns a void pointer to be set as arg[0] of qt_metacall
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static void* CreateQtReturnValue(const PythonQtMethodInfo::ParameterInfo& info);
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//! converts QString to Python string (unicode!)
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static PyObject* QStringToPyObject(const QString& str);
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//! converts QStringList to Python tuple
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static PyObject* QStringListToPyObject(const QStringList& list);
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//! converts QStringList to Python list
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static PyObject* QStringListToPyList(const QStringList& list);
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//! get string representation of py object
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static QString PyObjGetRepresentation(PyObject* val);
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//! get string value from py object
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static QString PyObjGetString(PyObject* val) { bool ok; QString s = PyObjGetString(val, false, ok); return s; }
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//! get string value from py object
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static QString PyObjGetString(PyObject* val, bool strict, bool &ok);
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//! get bytes from py object
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static QByteArray PyObjGetBytes(PyObject* val, bool strict, bool &ok);
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//! get int from py object
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static int PyObjGetInt(PyObject* val, bool strict, bool &ok);
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//! get int64 from py object
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static qint64 PyObjGetLongLong(PyObject* val, bool strict, bool &ok);
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//! get int64 from py object
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static quint64 PyObjGetULongLong(PyObject* val, bool strict, bool &ok);
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//! get double from py object
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static double PyObjGetDouble(PyObject* val, bool strict, bool &ok);
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//! get bool from py object
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static bool PyObjGetBool(PyObject* val, bool strict, bool &ok);
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//! create a string list from python sequence
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static QStringList PyObjToStringList(PyObject* val, bool strict, bool& ok);
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//! convert python object to qvariant, if type is given it will try to create a qvariant of that type, otherwise
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//! it will guess from the python type
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static QVariant PyObjToQVariant(PyObject* val, int type = -1);
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//! convert QVariant from PyObject
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static PyObject* QVariantToPyObject(const QVariant& v);
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static PyObject* QVariantMapToPyObject(const QVariantMap& m);
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static PyObject* QVariantListToPyObject(const QVariantList& l);
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public:
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static PythonQtValueStorage<qint64, 128> global_valueStorage;
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static PythonQtValueStorage<void*, 128> global_ptrStorage;
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static PythonQtValueStorage<QVariant, 32> global_variantStorage;
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protected:
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//! converts the Qt parameter given in \c data, interpreting it as a \c type registered qvariant/meta type, into a Python object,
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static PyObject* ConvertQtValueToPythonInternal(int type, void* data);
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//! converts the list of pointers of given type to Python
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static PyObject* ConvertQListWithPointersToPython(QList<void*>* list, const QByteArray& type);
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//! tries to convert the python object to a QList of pointers to \c type objects, returns true on success
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static bool ConvertPythonListToQListOfType(PyObject* obj, QList<void*>* list, const QByteArray& type, bool strict);
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};
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#endif
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