#ifndef _PYTHONQTCONVERSION_H

#define _PYTHONQTCONVERSION_H

#include "PythonQt.h"

#include "PythonQtMisc.h"

#include "PythonQtClassInfo.h"

#include "PythonQtMethodInfo.h"

#include <QWidget>

#include <QList>

#include <vector>

typedef PyObject* PythonQtConvertMetaTypeToPythonCB(const void* inObject, int metaTypeId);

typedef bool PythonQtConvertPythonToMetaTypeCB(PyObject* inObject, void* outObject, int metaTypeId, bool strict);

#define PythonQtRegisterListTemplateConverter(type, innertype) \

{ int typeId = qRegisterMetaType<type<innertype > >(#type"<"#innertype">"); \

PythonQtConv::registerPythonToMetaTypeConverter(typeId, PythonQtConvertPythonListToListOfValueType<type<innertype >, innertype>); \

PythonQtConv::registerMetaTypeToPythonConverter(typeId, PythonQtConvertListOfValueTypeToPythonList<type<innertype >, innertype>); \

}

#define PythonQtRegisterListTemplateConverterForKnownClass(type, innertype) \

{ int typeId = qRegisterMetaType<type<innertype > >(#type"<"#innertype">"); \

PythonQtConv::registerPythonToMetaTypeConverter(typeId, PythonQtConvertPythonListToListOfKnownClass<type<innertype >, innertype>); \

PythonQtConv::registerMetaTypeToPythonConverter(typeId, PythonQtConvertListOfKnownClassToPythonList<type<innertype >, innertype>); \

}

#define PythonQtRegisterQPairConverter(type1, type2) \

{ int typeId = qRegisterMetaType<QPair<type1, type2> >("QPair<"#type1","#type2">"); \

PythonQtConv::registerPythonToMetaTypeConverter(typeId, PythonQtConvertPythonToPair<type1, type2>); \

PythonQtConv::registerMetaTypeToPythonConverter(typeId, PythonQtConvertPairToPython<type1, type2>); \

}

#define PythonQtRegisterIntegerMapConverter(type, innertype) \

{ int typeId = qRegisterMetaType<type<int, innertype > >(#type"<int, "#innertype">"); \

PythonQtConv::registerPythonToMetaTypeConverter(typeId, PythonQtConvertPythonToIntegerMap<type<int, innertype >, innertype>); \

PythonQtConv::registerMetaTypeToPythonConverter(typeId, PythonQtConvertIntegerMapToPython<type<int, innertype >, innertype>); \

}

#define PythonQtRegisterListTemplateQPairConverter(listtype, type1, type2) \

{ \

qRegisterMetaType<QPair<type1, type2> >("QPair<"#type1","#type2">"); \

int typeId = qRegisterMetaType<listtype<QPair<type1, type2> > >(#listtype"<QPair<"#type1","#type2">>"); \

PythonQtConv::registerPythonToMetaTypeConverter(typeId, PythonQtConvertPythonListToListOfPair<listtype<QPair<type1, type2> >, type1, type2>); \

PythonQtConv::registerMetaTypeToPythonConverter(typeId, PythonQtConvertListOfPairToPythonList<listtype<QPair<type1, type2> >, type1, type2>); \

}

#define PythonQtRegisterToolClassesTemplateConverter(innertype) \

PythonQtRegisterListTemplateConverter(QList, innertype); \

PythonQtRegisterListTemplateConverter(QVector, innertype); \

PythonQtRegisterListTemplateConverter(std::vector, innertype);

#define PythonQtRegisterToolClassesTemplateConverterForKnownClass(innertype) \

PythonQtRegisterListTemplateConverterForKnownClass(QList, innertype); \

PythonQtRegisterListTemplateConverterForKnownClass(QVector, innertype); \

PythonQtRegisterListTemplateConverterForKnownClass(std::vector, innertype);

class PYTHONQT_EXPORT PythonQtConv {

//! get a ref counted True or False Python object

static PyObject* GetPyBool(bool val);

//! converts the Qt parameter given in \c data, interpreting it as a \c info parameter, into a Python object,

static PyObject* ConvertQtValueToPython(const PythonQtMethodInfo::ParameterInfo& info, const void* data);

//! convert python object to Qt (according to the given parameter) and if the conversion should be strict (classInfo is currently not used anymore)

static void* ConvertPythonToQt(const PythonQtMethodInfo::ParameterInfo& info, PyObject* obj, bool strict, PythonQtClassInfo* classInfo, void* alreadyAllocatedCPPObject = NULL);

//! creates a data storage for the passed parameter type and returns a void pointer to be set as arg[0] of qt_metacall

static void* CreateQtReturnValue(const PythonQtMethodInfo::ParameterInfo& info);

//! converts QString to Python string (unicode!)

static PyObject* QStringToPyObject(const QString& str);

//! converts QStringList to Python tuple

static PyObject* QStringListToPyObject(const QStringList& list);

//! converts QStringList to Python list

static PyObject* QStringListToPyList(const QStringList& list);

//! get string representation of py object

static QString PyObjGetRepresentation(PyObject* val);

//! get string value from py object

static QString PyObjGetString(PyObject* val) { bool ok; QString s = PyObjGetString(val, false, ok); return s; }

//! get string value from py object

static QString PyObjGetString(PyObject* val, bool strict, bool &ok);

//! get bytes from py object

static QByteArray PyObjGetBytes(PyObject* val, bool strict, bool &ok);

//! get int from py object

static int PyObjGetInt(PyObject* val, bool strict, bool &ok);

//! get int64 from py object

static qint64 PyObjGetLongLong(PyObject* val, bool strict, bool &ok);

//! get int64 from py object

static quint64 PyObjGetULongLong(PyObject* val, bool strict, bool &ok);

//! get double from py object

static double PyObjGetDouble(PyObject* val, bool strict, bool &ok);

//! get bool from py object

static bool PyObjGetBool(PyObject* val, bool strict, bool &ok);

//! create a string list from python sequence

static QStringList PyObjToStringList(PyObject* val, bool strict, bool& ok);

//! convert python object to qvariant, if type is given it will try to create a qvariant of that type, otherwise

//! it will guess from the python type

static QVariant PyObjToQVariant(PyObject* val, int type = -1);

//! convert QVariant from PyObject

static PyObject* QVariantToPyObject(const QVariant& v);

static PyObject* QVariantHashToPyObject(const QVariantHash& m);

static PyObject* QVariantMapToPyObject(const QVariantMap& m);

static PyObject* QVariantListToPyObject(const QVariantList& l);

//! get human readable string from CPP object (when the metatype is known)

static QString CPPObjectToString(int type, const void* data);

//! register a converter callback from python to cpp for given metatype

static void registerPythonToMetaTypeConverter(int metaTypeId, PythonQtConvertPythonToMetaTypeCB* cb) { _pythonToMetaTypeConverters.insert(metaTypeId, cb); }

//! register a converter callback from cpp to python for given metatype

static void registerMetaTypeToPythonConverter(int metaTypeId, PythonQtConvertMetaTypeToPythonCB* cb) { _metaTypeToPythonConverters.insert(metaTypeId, cb); }

//! converts the Qt parameter given in \c data, interpreting it as a \c type registered qvariant/meta type, into a Python object,

static PyObject* convertQtValueToPythonInternal(int type, const void* data);

//! creates a copy of given object, using the QMetaType

static PyObject* createCopyFromMetaType( int type, const void* object );

//! cast wrapper to given className if possible

static void* castWrapperTo(PythonQtInstanceWrapper* wrapper, const QByteArray& className, bool& ok);

static bool convertToPythonQtObjectPtr(PyObject* obj, void* /* PythonQtObjectPtr* */ outPtr, int /*metaTypeId*/, bool /*strict*/);

static PyObject* convertFromPythonQtObjectPtr(const void* /* PythonQtObjectPtr* */ inObject, int /*metaTypeId*/);

static bool convertToQListOfPythonQtObjectPtr(PyObject* obj, void* /* QList<PythonQtObjectPtr>* */ outList, int /*metaTypeId*/, bool /*strict*/);

static PyObject* convertFromQListOfPythonQtObjectPtr(const void* /* QList<PythonQtObjectPtr>* */ inObject, int /*metaTypeId*/);

static PyObject* convertFromStringRef(const void* inObject, int /*metaTypeId*/);

static PythonQtValueStorage<qint64, 128> global_valueStorage;

static PythonQtValueStorage<void*, 128> global_ptrStorage;

static PythonQtValueStorageWithCleanup<QVariant, 128> global_variantStorage;

static QHash<int, PythonQtConvertMetaTypeToPythonCB*> _metaTypeToPythonConverters;

static QHash<int, PythonQtConvertPythonToMetaTypeCB*> _pythonToMetaTypeConverters;

//! handle automatic conversion of some special types (QColor, QBrush, ...)

static void* handlePythonToQtAutoConversion(int typeId, PyObject* obj, void* alreadyAllocatedCPPObject);

//! converts the list of pointers of given type to Python

static PyObject* ConvertQListOfPointerTypeToPythonList(QList<void*>* list, const PythonQtMethodInfo::ParameterInfo& info);

//! tries to convert the python object to a QList of pointers to \c type objects, returns true on success

static bool ConvertPythonListToQListOfPointerType(PyObject* obj, QList<void*>* list, const PythonQtMethodInfo::ParameterInfo& info, bool strict);

//! helper template method for conversion from Python to QVariantMap/Hash

template <typename Map>

static void pythonToMapVariant(PyObject* val, QVariant& result);

//! helper template function for QVariantMapToPyObject/QVariantHashToPyObject

template <typename Map>

static PyObject* mapToPython (const Map& m);

};

template<class ListType, class T>

PyObject* PythonQtConvertListOfValueTypeToPythonList(const void* /*QList<T>* */ inList, int metaTypeId)

{

ListType* list = (ListType*)inList;

static const int innerType = PythonQtMethodInfo::getInnerTemplateMetaType(QByteArray(QMetaType::typeName(metaTypeId)));

if (innerType == QVariant::Invalid) {

std::cerr << "PythonQtConvertListOfValueTypeToPythonList: unknown inner type " << QMetaType::typeName(metaTypeId) << std::endl;

}

PyObject* result = PyTuple_New(list->size());

int i = 0;

Q_FOREACH (const T& value, *list) {

PyTuple_SET_ITEM(result, i, PythonQtConv::convertQtValueToPythonInternal(innerType, &value));

i++;

}

return result;

}

template<class ListType, class T>

bool PythonQtConvertPythonListToListOfValueType(PyObject* obj, void* /*QList<T>* */ outList, int metaTypeId, bool /*strict*/)

}

template<class ListType, class T>

PyObject* PythonQtConvertListOfKnownClassToPythonList(const void* /*QList<T>* */ inList, int metaTypeId)

{

ListType* list = (ListType*)inList;

static PythonQtClassInfo* innerType = PythonQt::priv()->getClassInfo(PythonQtMethodInfo::getInnerTemplateTypeName(QByteArray(QMetaType::typeName(metaTypeId))));

if (innerType == NULL) {

std::cerr << "PythonQtConvertListOfKnownClassToPythonList: unknown inner type " << innerType->className().constData() << std::endl;

}

PyObject* result = PyTuple_New(list->size());

int i = 0;

Q_FOREACH(const T& value, *list) {

}

return result;

}

template<class ListType, class T>

bool PythonQtConvertPythonListToListOfKnownClass(PyObject* obj, void* /*QList<T>* */ outList, int metaTypeId, bool /*strict*/)

}

template<class T1, class T2>

PyObject* PythonQtConvertPairToPython(const void* /*QPair<T1,T2>* */ inPair, int metaTypeId)

{

QPair<T1, T2>* pair = (QPair<T1, T2>*)inPair;

static int innerType1 = -1;

static int innerType2 = -1;

if (innerType1==-1) {

QByteArray innerTypes = PythonQtMethodInfo::getInnerTemplateTypeName(QByteArray(QMetaType::typeName(metaTypeId)));

QList<QByteArray> names = innerTypes.split(',');

innerType1 = QMetaType::type(names.at(0).trimmed());

innerType2 = QMetaType::type(names.at(1).trimmed());

}

if (innerType1 == QVariant::Invalid || innerType2 == QVariant::Invalid) {

std::cerr << "PythonQtConvertPairToPython: unknown inner type " << QMetaType::typeName(metaTypeId) << std::endl;

}

PyObject* result = PyTuple_New(2);

PyTuple_SET_ITEM(result, 0, PythonQtConv::convertQtValueToPythonInternal(innerType1, &pair->first));

PyTuple_SET_ITEM(result, 1, PythonQtConv::convertQtValueToPythonInternal(innerType2, &pair->second));

return result;

}

template<class T1, class T2>

bool PythonQtConvertPythonToPair(PyObject* obj, void* /*QPair<T1,T2>* */ outPair, int metaTypeId, bool /*strict*/)

}

template<class ListType, class T1, class T2>

PyObject* PythonQtConvertListOfPairToPythonList(const void* /*QList<QPair<T1,T2> >* */ inList, int metaTypeId)

{

ListType* list = (ListType*)inList;

static int innerType = PythonQtMethodInfo::getInnerTemplateMetaType(QByteArray(QMetaType::typeName(metaTypeId)));

if (innerType == QVariant::Invalid) {

std::cerr << "PythonQtConvertListOfPairToPythonList: unknown inner type " << QMetaType::typeName(metaTypeId) << std::endl;

}

PyObject* result = PyTuple_New(list->size());

int i = 0;

typedef const QPair<T1, T2> Pair;

Q_FOREACH(Pair& value, *list) {

PyObject* object = PythonQtConvertPairToPython<T1, T2>(&value, innerType);

PyTuple_SET_ITEM(result, i, object);

i++;

}

return result;

}

template<class ListType, class T1, class T2>

bool PythonQtConvertPythonListToListOfPair(PyObject* obj, void* /*QList<QPair<T1,T2> >* */ outList, int metaTypeId, bool /*strict*/)

}

template<class MapType, class T>

PyObject* PythonQtConvertIntegerMapToPython(const void* /*QMap<int, T>* */ inMap, int metaTypeId)

{

MapType* map = (MapType*)inMap;

static int innerType = -1;

if (innerType == -1) {

QByteArray innerTypes = PythonQtMethodInfo::getInnerTemplateTypeName(QByteArray(QMetaType::typeName(metaTypeId)));

QList<QByteArray> names = innerTypes.split(',');

innerType = QMetaType::type(names.at(1).trimmed());

}

if (innerType == QVariant::Invalid) {

std::cerr << "PythonQtConvertIntegerMapToPython: unknown inner type " << QMetaType::typeName(metaTypeId) << std::endl;

}

PyObject* result = PyDict_New();

typename MapType::const_iterator t = map->constBegin();

PyObject* key;

PyObject* val;

for (; t != map->constEnd(); t++) {

key = PyInt_FromLong(t.key());

val = PythonQtConv::convertQtValueToPythonInternal(innerType, &t.value());

PyDict_SetItem(result, key, val);

Py_DECREF(key);

Py_DECREF(val);

}

return result;

}

template<class MapType, class T>

bool PythonQtConvertPythonToIntegerMap(PyObject* val, void* /*QMap<int, T>* */ outMap, int metaTypeId, bool /*strict*/)

}

#endif