PythonQtConv Class Reference

a static class that offers methods for type conversion More...

#include <PythonQtConversion.h>

List of all members.

Static Public Member Functions
static PyObject *	GetPyBool (bool val)
	get a ref counted True or False Python object
static PyObject *	ConvertQtValueToPython (const PythonQtMethodInfo::ParameterInfo &info, const void *data)
	converts the Qt parameter given in data, interpreting it as a info parameter, into a Python object,
static void *	ConvertPythonToQt (const PythonQtMethodInfo::ParameterInfo &info, PyObject *obj, bool strict, PythonQtClassInfo *classInfo, void *alreadyAllocatedCPPObject=NULL)
	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 *	CreateQtReturnValue (const PythonQtMethodInfo::ParameterInfo &info)
	creates a data storage for the passed parameter type and returns a void pointer to be set as arg[0] of qt_metacall
static PyObject *	QStringToPyObject (const QString &str)
	converts QString to Python string (unicode!)
static PyObject *	QStringListToPyObject (const QStringList &list)
	converts QStringList to Python tuple
static PyObject *	QStringListToPyList (const QStringList &list)
	converts QStringList to Python list
static QString	PyObjGetRepresentation (PyObject *val)
	get string representation of py object
static QString	PyObjGetString (PyObject *val)
	get string value from py object
static QString	PyObjGetString (PyObject *val, bool strict, bool &ok)
	get string value from py object
static QByteArray	PyObjGetBytes (PyObject *val, bool strict, bool &ok)
	get bytes from py object
static int	PyObjGetInt (PyObject *val, bool strict, bool &ok)
	get int 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 int64 from py object
static double	PyObjGetDouble (PyObject *val, bool strict, bool &ok)
	get double from py object
static bool	PyObjGetBool (PyObject *val, bool strict, bool &ok)
	get bool from py object
static QStringList	PyObjToStringList (PyObject *val, bool strict, bool &ok)
	create a string list from python sequence
static QVariant	PyObjToQVariant (PyObject *val, int type=-1)
static PyObject *	QVariantToPyObject (const QVariant &v)
	convert QVariant from PyObject
static PyObject *	QVariantMapToPyObject (const QVariantMap &m)
static PyObject *	QVariantListToPyObject (const QVariantList &l)
static QString	CPPObjectToString (int type, const void *data)
	get human readable string from CPP object (when the metatype is known)
static void	registerPythonToMetaTypeConverter (int metaTypeId, PythonQtConvertPythonToMetaTypeCB *cb)
	register a converter callback from python to cpp for given metatype
static void	registerMetaTypeToPythonConverter (int metaTypeId, PythonQtConvertMetaTypeToPythonCB *cb)
	register a converter callback from cpp to python for given metatype
static int	getInnerTemplateMetaType (const QByteArray &typeName)
	returns the inner type id of a simple template of the form SomeObject<InnerType>
static PyObject *	ConvertQtValueToPythonInternal (int type, const void *data)
	converts the Qt parameter given in data, interpreting it as a type registered qvariant/meta type, into a Python object,
Static Public Attributes
static PythonQtValueStorage < qint64, 128 >	global_valueStorage
static PythonQtValueStorage < void *, 128 >	global_ptrStorage
static PythonQtValueStorage < QVariant, 32 >	global_variantStorage
Static Protected Member Functions
static void *	handlePythonToQtAutoConversion (int typeId, PyObject *obj, void *alreadyAllocatedCPPObject)
	handle automatic conversion of some special types (QColor, QBrush, ...)
static PyObject *	ConvertQListOfPointerTypeToPythonList (QList< void * > *list, const QByteArray &type)
	converts the list of pointers of given type to Python
static bool	ConvertPythonListToQListOfPointerType (PyObject *obj, QList< void * > *list, const QByteArray &type, bool strict)
	tries to convert the python object to a QList of pointers to type objects, returns true on success
static void *	castWrapperTo (PythonQtInstanceWrapper *wrapper, const QByteArray &className, bool &ok)
	cast wrapper to given className if possible
Static Protected Attributes
static QHash< int, PythonQtConvertMetaTypeToPythonCB * >	_metaTypeToPythonConverters
static QHash< int, PythonQtConvertPythonToMetaTypeCB * >	_pythonToMetaTypeConverters

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Detailed Description

a static class that offers methods for type conversion

Definition at line 70 of file PythonQtConversion.h.

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Member Function Documentation

static void* PythonQtConv::castWrapperTo	(	PythonQtInstanceWrapper *	wrapper,
		const QByteArray &	className,
		bool &	ok
	)			[static, protected]

cast wrapper to given className if possible

static bool PythonQtConv::ConvertPythonListToQListOfPointerType	(	PyObject *	obj,
		QList< void * > *	list,
		const QByteArray &	type,
		bool	strict
	)			[static, protected]

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

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

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

static PyObject* PythonQtConv::ConvertQListOfPointerTypeToPythonList	(	QList< void * > *	list,
		const QByteArray &	type
	)			[static, protected]

converts the list of pointers of given type to Python

static PyObject* PythonQtConv::ConvertQtValueToPython	(	const PythonQtMethodInfo::ParameterInfo &	info,
		const void *	data
	)			[static]

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

static PyObject* PythonQtConv::ConvertQtValueToPythonInternal	(	int	type,
		const void *	data
	)			[static]

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

Referenced by PythonQtConvertListOfValueTypeToPythonList().

static QString PythonQtConv::CPPObjectToString	(	int	type,
		const void *	data
	)			[static]

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

static void* PythonQtConv::CreateQtReturnValue

(

const PythonQtMethodInfo::ParameterInfo &

info

)

[static]

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

static int PythonQtConv::getInnerTemplateMetaType

(

const QByteArray &

typeName

)

[static]

returns the inner type id of a simple template of the form SomeObject<InnerType>

Referenced by PythonQtConvertListOfValueTypeToPythonList(), and PythonQtConvertPythonListToListOfValueType().

static PyObject* PythonQtConv::GetPyBool

(

bool

val

)

[static]

get a ref counted True or False Python object

static void* PythonQtConv::handlePythonToQtAutoConversion	(	int	typeId,
		PyObject *	obj,
		void *	alreadyAllocatedCPPObject
	)			[static, protected]

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

static bool PythonQtConv::PyObjGetBool	(	PyObject *	val,
		bool	strict,
		bool &	ok
	)			[static]

get bool from py object

static QByteArray PythonQtConv::PyObjGetBytes	(	PyObject *	val,
		bool	strict,
		bool &	ok
	)			[static]

get bytes from py object

static double PythonQtConv::PyObjGetDouble	(	PyObject *	val,
		bool	strict,
		bool &	ok
	)			[static]

get double from py object

static int PythonQtConv::PyObjGetInt	(	PyObject *	val,
		bool	strict,
		bool &	ok
	)			[static]

get int from py object

static qint64 PythonQtConv::PyObjGetLongLong	(	PyObject *	val,
		bool	strict,
		bool &	ok
	)			[static]

get int64 from py object

static QString PythonQtConv::PyObjGetRepresentation

(

PyObject *

val

)

[static]

get string representation of py object

static QString PythonQtConv::PyObjGetString

(

PyObject *

val

)

[inline, static]

get string value from py object

Definition at line 99 of file PythonQtConversion.h.

References PyObjGetString().

Referenced by PyObjGetString().

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

static QString PythonQtConv::PyObjGetString	(	PyObject *	val,
		bool	strict,
		bool &	ok
	)			[static]

get string value from py object

static quint64 PythonQtConv::PyObjGetULongLong	(	PyObject *	val,
		bool	strict,
		bool &	ok
	)			[static]

get int64 from py object

static QVariant PythonQtConv::PyObjToQVariant	(	PyObject *	val,
		int	type = -1
	)			[static]

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

Referenced by PythonQtConvertPythonListToListOfValueType().

static QStringList PythonQtConv::PyObjToStringList	(	PyObject *	val,
		bool	strict,
		bool &	ok
	)			[static]

create a string list from python sequence

static PyObject* PythonQtConv::QStringListToPyList

(

const QStringList &

list

)

[static]

converts QStringList to Python list

static PyObject* PythonQtConv::QStringListToPyObject

(

const QStringList &

list

)

[static]

converts QStringList to Python tuple

static PyObject* PythonQtConv::QStringToPyObject

(

const QString &

str

)

[static]

converts QString to Python string (unicode!)

static PyObject* PythonQtConv::QVariantListToPyObject

(

const QVariantList &

l

)

[static]

static PyObject* PythonQtConv::QVariantMapToPyObject

(

const QVariantMap &

m

)

[static]

static PyObject* PythonQtConv::QVariantToPyObject

(

const QVariant &

v

)

[static]

convert QVariant from PyObject

static void PythonQtConv::registerMetaTypeToPythonConverter	(	int	metaTypeId,
		PythonQtConvertMetaTypeToPythonCB *	cb
	)			[inline, static]

register a converter callback from cpp to python for given metatype

Definition at line 135 of file PythonQtConversion.h.

{ _metaTypeToPythonConverters.insert(metaTypeId, cb); }

static void PythonQtConv::registerPythonToMetaTypeConverter	(	int	metaTypeId,
		PythonQtConvertPythonToMetaTypeCB *	cb
	)			[inline, static]

register a converter callback from python to cpp for given metatype

Definition at line 132 of file PythonQtConversion.h.

{ _pythonToMetaTypeConverters.insert(metaTypeId, cb); }

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Member Data Documentation

QHash<int, PythonQtConvertMetaTypeToPythonCB*> PythonQtConv::_metaTypeToPythonConverters [static, protected]

Definition at line 150 of file PythonQtConversion.h.

QHash<int, PythonQtConvertPythonToMetaTypeCB*> PythonQtConv::_pythonToMetaTypeConverters [static, protected]

Definition at line 151 of file PythonQtConversion.h.

PythonQtValueStorage<void*, 128> PythonQtConv::global_ptrStorage [static]

Definition at line 146 of file PythonQtConversion.h.

PythonQtValueStorage<qint64, 128> PythonQtConv::global_valueStorage [static]

Definition at line 145 of file PythonQtConversion.h.

PythonQtValueStorage<QVariant, 32> PythonQtConv::global_variantStorage [static]

Definition at line 147 of file PythonQtConversion.h.

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The documentation for this class was generated from the following file:

• PythonQtConversion.h