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fix PythonQt*Config.cmake _again_
fix PythonQt*Config.cmake _again_

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PythonQtInstanceWrapper.cpp
844 lines | 28.8 KiB | text/x-c | CppLexer
/ src / PythonQtInstanceWrapper.cpp
/*
*
* Copyright (C) 2010 MeVis Medical Solutions AG All Rights Reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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.
*
* Further, this software is distributed without any warranty that it is
* free of the rightful claim of any third person regarding infringement
* or the like. Any license provided herein, whether implied or
* otherwise, applies only to this software file. Patent licenses, if
* any, provided herein do not apply to combinations of this program with
* other software, or any other product whatsoever.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Contact information: MeVis Medical Solutions AG, Universitaetsallee 29,
* 28359 Bremen, Germany or:
*
* http://www.mevis.de
*
*/
//----------------------------------------------------------------------------------
/*!
// \file PythonQtInstanceWrapper.cpp
// \author Florian Link
// \author Last changed by $Author: florian $
// \date 2006-05
*/
//----------------------------------------------------------------------------------
#include "PythonQtInstanceWrapper.h"
#include <QObject>
#include "PythonQt.h"
#include "PythonQtSlot.h"
#include "PythonQtSignal.h"
#include "PythonQtClassInfo.h"
#include "PythonQtConversion.h"
#include "PythonQtClassWrapper.h"
PythonQtClassInfo* PythonQtInstanceWrapperStruct::classInfo()
{
// take the class info from our type object
return ((PythonQtClassWrapper*)Py_TYPE(this))->_classInfo;
}
static void PythonQtInstanceWrapper_deleteObject(PythonQtInstanceWrapper* self, bool force = false) {
// is this a C++ wrapper?
if (self->_wrappedPtr) {
//mlabDebugConst("Python","c++ wrapper removed " << self->_wrappedPtr << " " << self->_obj->className() << " " << self->classInfo()->wrappedClassName().latin1());
PythonQt::priv()->removeWrapperPointer(self->_wrappedPtr);
// we own our qobject, so we delete it now:
delete self->_obj;
self->_obj = NULL;
if (force || self->_ownedByPythonQt) {
int type = self->classInfo()->metaTypeId();
if (self->_useQMetaTypeDestroy && type>=0) {
// use QMetaType to destroy the object
QMetaType::destroy(type, self->_wrappedPtr);
} else {
PythonQtSlotInfo* slot = self->classInfo()->destructor();
if (slot) {
void* args[2];
args[0] = NULL;
args[1] = &self->_wrappedPtr;
slot->decorator()->qt_metacall(QMetaObject::InvokeMetaMethod, slot->slotIndex(), args);
self->_wrappedPtr = NULL;
} else {
if (type>=0) {
// use QMetaType to destroy the object
QMetaType::destroy(type, self->_wrappedPtr);
} else {
// TODO: warn about not being able to destroy the object?
}
}
}
}
} else {
//mlabDebugConst("Python","qobject wrapper removed " << self->_obj->className() << " " << self->classInfo()->wrappedClassName().latin1());
if (self->_objPointerCopy) {
PythonQt::priv()->removeWrapperPointer(self->_objPointerCopy);
}
if (self->_obj) {
if (force || self->_ownedByPythonQt) {
if (force || !self->_obj->parent()) {
delete self->_obj;
}
} else {
if (self->_obj->parent()==NULL) {
// tell someone who is interested that the qobject is no longer wrapped, if it has no parent
PythonQt::qObjectNoLongerWrappedCB(self->_obj);
}
}
}
}
self->_obj = NULL;
}
static void PythonQtInstanceWrapper_dealloc(PythonQtInstanceWrapper* self)
{
PythonQtInstanceWrapper_deleteObject(self);
self->_obj.~QPointer<QObject>();
Py_TYPE(self)->tp_free((PyObject*)self);
}
static PyObject* PythonQtInstanceWrapper_new(PyTypeObject *type, PyObject * /*args*/, PyObject * /*kwds*/)
{
//PythonQtClassWrapper *classType = (PythonQtClassWrapper*)type;
PythonQtInstanceWrapper *self;
static PyObject* emptyTuple = NULL;
if (emptyTuple==NULL) {
emptyTuple = PyTuple_New(0);
}
self = (PythonQtInstanceWrapper*)PyBaseObject_Type.tp_new(type, emptyTuple, NULL);
if (self != NULL) {
new (&self->_obj) QPointer<QObject>();
self->_wrappedPtr = NULL;
self->_ownedByPythonQt = false;
self->_useQMetaTypeDestroy = false;
self->_isShellInstance = false;
}
return (PyObject *)self;
}
int PythonQtInstanceWrapper_init(PythonQtInstanceWrapper * self, PyObject * args, PyObject * kwds)
{
if (args == PythonQtPrivate::dummyTuple()) {
// we are called from the internal PythonQt API, so our data will be filled later on...
return 0;
}
// we are called from python, try to construct our object
if (self->classInfo()->constructors()) {
void* directCPPPointer = NULL;
PythonQtSlotFunction_CallImpl(self->classInfo(), NULL, self->classInfo()->constructors(), args, kwds, NULL, &directCPPPointer);
if (PyErr_Occurred()) {
return -1;
}
if (directCPPPointer) {
// change ownershipflag to be owned by PythonQt
self->_ownedByPythonQt = true;
self->_useQMetaTypeDestroy = false;
if (self->classInfo()->isCPPWrapper()) {
self->_wrappedPtr = directCPPPointer;
// TODO xxx: if there is a wrapper factory, we might want to generate a wrapper for our class?!
} else {
self->setQObject((QObject*)directCPPPointer);
}
// register with PythonQt
PythonQt::priv()->addWrapperPointer(directCPPPointer, self);
PythonQtShellSetInstanceWrapperCB* cb = self->classInfo()->shellSetInstanceWrapperCB();
if (cb) {
// if we are a derived python class, we set the wrapper
// to activate the shell class, otherwise we just ignore that it is a shell...
// we detect it be checking if the type does not have PythonQtInstanceWrapper_Type as direct base class,
// which is the case for all non-python derived types
if (((PyObject*)self)->ob_type->tp_base != &PythonQtInstanceWrapper_Type) {
// set the wrapper and remember that we have a shell instance!
(*cb)(directCPPPointer, self);
self->_isShellInstance = true;
}
}
}
} else {
QString error = QString("No constructors available for ") + self->classInfo()->className();
PyErr_SetString(PyExc_ValueError, error.toLatin1().data());
return -1;
}
return 0;
}
static PyObject *PythonQtInstanceWrapper_richcompare(PythonQtInstanceWrapper* wrapper, PyObject* other, int code)
{
bool validPtrs = false;
bool areSamePtrs = false;
if (PyObject_TypeCheck((PyObject*)wrapper, &PythonQtInstanceWrapper_Type)) {
if (PyObject_TypeCheck(other, &PythonQtInstanceWrapper_Type)) {
validPtrs = true;
PythonQtInstanceWrapper* w1 = wrapper;
PythonQtInstanceWrapper* w2 = (PythonQtInstanceWrapper*)other;
// check pointers directly
if (w1->_wrappedPtr != NULL) {
if (w1->_wrappedPtr == w2->_wrappedPtr) {
areSamePtrs = true;
}
} else if (w1->_obj == w2->_obj) {
areSamePtrs = true;
}
} else if (other == Py_None) {
validPtrs = true;
if (wrapper->_obj || wrapper->_wrappedPtr) {
areSamePtrs = false;
} else {
areSamePtrs = true;
}
}
}
if ((wrapper->classInfo()->typeSlots() & PythonQt::Type_RichCompare) == 0) {
// shortcut if richcompare is not supported:
if (validPtrs && code == Py_EQ) {
return PythonQtConv::GetPyBool(areSamePtrs);
} else if (validPtrs && code == Py_NE) {
return PythonQtConv::GetPyBool(!areSamePtrs);
}
Py_INCREF(Py_NotImplemented);
return Py_NotImplemented;
}
QByteArray memberName;
switch (code) {
case Py_LT:
{
static QByteArray name = "__lt__";
memberName = name;
}
break;
case Py_LE:
{
static QByteArray name = "__le__";
memberName = name;
}
break;
case Py_EQ:
{
static QByteArray name = "__eq__";
memberName = name;
}
break;
case Py_NE:
{
static QByteArray name = "__ne__";
memberName = name;
}
break;
case Py_GT:
{
static QByteArray name = "__gt__";
memberName = name;
}
break;
case Py_GE:
{
static QByteArray name = "__ge__";
memberName = name;
}
break;
}
PythonQtMemberInfo opSlot = wrapper->classInfo()->member(memberName);
if (opSlot._type == PythonQtMemberInfo::Slot) {
// TODO get rid of tuple
PyObject* args = PyTuple_New(1);
Py_INCREF(other);
PyTuple_SET_ITEM(args, 0, other);
PyObject* result = PythonQtSlotFunction_CallImpl(wrapper->classInfo(), wrapper->_obj, opSlot._slot, args, NULL, wrapper->_wrappedPtr);
Py_DECREF(args);
return result;
} else {
// not implemented, let python try something else!
Py_INCREF(Py_NotImplemented);
return Py_NotImplemented;
}
}
static PyObject *PythonQtInstanceWrapper_classname(PythonQtInstanceWrapper* obj)
{
#ifdef PY3K
return PyUnicode_FromString(Py_TYPE(obj)->tp_name);
#else
return PyString_FromString(Py_TYPE(obj)->tp_name);
#endif
}
PyObject *PythonQtInstanceWrapper_inherits(PythonQtInstanceWrapper* obj, PyObject *args)
{
char *name = NULL;
if (!PyArg_ParseTuple(args, "s:PythonQtInstanceWrapper.inherits",&name)) {
return NULL;
}
return PythonQtConv::GetPyBool(obj->classInfo()->inherits(name));
}
static PyObject *PythonQtInstanceWrapper_help(PythonQtInstanceWrapper* obj)
{
return PythonQt::self()->helpCalled(obj->classInfo());
}
PyObject *PythonQtInstanceWrapper_delete(PythonQtInstanceWrapper * self)
{
PythonQtInstanceWrapper_deleteObject(self, true);
Py_INCREF(Py_None);
return Py_None;
}
static PyMethodDef PythonQtInstanceWrapper_methods[] = {
{"className", (PyCFunction)PythonQtInstanceWrapper_classname, METH_NOARGS,
"Return the classname of the object"
},
{"inherits", (PyCFunction)PythonQtInstanceWrapper_inherits, METH_VARARGS,
"Returns if the class inherits or is of given type name"
},
{"help", (PyCFunction)PythonQtInstanceWrapper_help, METH_NOARGS,
"Shows the help of available methods for this class"
},
{"delete", (PyCFunction)PythonQtInstanceWrapper_delete, METH_NOARGS,
"Deletes the C++ object (at your own risk, my friend!)"
},
{NULL, NULL, 0, NULL} /* Sentinel */
};
static PyObject *PythonQtInstanceWrapper_getattro(PyObject *obj,PyObject *name)
{
const char *attributeName;
PythonQtInstanceWrapper *wrapper = (PythonQtInstanceWrapper *)obj;
#ifdef PY3K
if ((attributeName = PyUnicode_AsUTF8(name)) == NULL) {
#else
if ((attributeName = PyString_AsString(name)) == NULL) {
#endif
return NULL;
}
if (qstrcmp(attributeName, "__dict__")==0) {
PyObject* dict = PyBaseObject_Type.tp_getattro(obj, name);
dict = PyDict_Copy(dict);
if (wrapper->_obj) {
// only the properties are missing, the rest is already available from
// PythonQtClassWrapper...
QStringList l = wrapper->classInfo()->propertyList();
Q_FOREACH (QString name, l) {
PyObject* o = PyObject_GetAttrString(obj, name.toLatin1().data());
if (o) {
PyDict_SetItemString(dict, name.toLatin1().data(), o);
Py_DECREF(o);
} else {
std::cerr << "PythonQtInstanceWrapper: something is wrong, could not get attribute " << name.toLatin1().data();
}
}
QList<QByteArray> dynamicProps = wrapper->_obj->dynamicPropertyNames();
Q_FOREACH (QByteArray name, dynamicProps) {
PyObject* o = PyObject_GetAttrString(obj, name.data());
if (o) {
PyDict_SetItemString(dict, name.data(), o);
Py_DECREF(o);
} else {
std::cerr << "PythonQtInstanceWrapper: dynamic property could not be read " << name.data();
}
}
}
// Note: we do not put children into the dict, is would look confusing?!
return dict;
}
// first look in super, to return derived methods from base object first
PyObject* superAttr = PyBaseObject_Type.tp_getattro(obj, name);
if (superAttr) {
return superAttr;
}
PyErr_Clear();
// mlabDebugConst("Python","get " << attributeName);
PythonQtMemberInfo member = wrapper->classInfo()->member(attributeName);
switch (member._type) {
case PythonQtMemberInfo::Property:
if (wrapper->_obj) {
if (member._property.userType() != QVariant::Invalid) {
PythonQt::ProfilingCB* profilingCB = PythonQt::priv()->profilingCB();
if (profilingCB) {
QString methodName = "getProperty(";
methodName += attributeName;
methodName += ")";
profilingCB(PythonQt::Enter, wrapper->_obj->metaObject()->className(), methodName.toLatin1());
}
PyObject* value = PythonQtConv::QVariantToPyObject(member._property.read(wrapper->_obj));
if (profilingCB) {
profilingCB(PythonQt::Leave, NULL, NULL);
}
return value;
} else {
Py_INCREF(Py_None);
return Py_None;
}
} else {
QString error = QString("Trying to read property '") + attributeName + "' from a destroyed " + wrapper->classInfo()->className() + " object";
PyErr_SetString(PyExc_ValueError, error.toLatin1().data());
return NULL;
}
break;
case PythonQtMemberInfo::Slot:
return PythonQtSlotFunction_New(member._slot, obj, NULL);
break;
case PythonQtMemberInfo::Signal:
return PythonQtSignalFunction_New(member._slot, obj, NULL);
break;
case PythonQtMemberInfo::EnumValue:
{
PyObject* enumValue = member._enumValue;
Py_INCREF(enumValue);
return enumValue;
}
break;
case PythonQtMemberInfo::EnumWrapper:
{
PyObject* enumWrapper = member._enumWrapper;
Py_INCREF(enumWrapper);
return enumWrapper;
}
break;
case PythonQtMemberInfo::NotFound:
{
static const QByteArray getterString("py_get_");
// check for a getter slot
PythonQtMemberInfo member = wrapper->classInfo()->member(getterString + attributeName);
if (member._type == PythonQtMemberInfo::Slot) {
return PythonQtSlotFunction_CallImpl(wrapper->classInfo(), wrapper->_obj, member._slot, NULL, NULL, wrapper->_wrappedPtr);
}
// handle dynamic properties
if (wrapper->_obj) {
QVariant v = wrapper->_obj->property(attributeName);
if (v.isValid()) {
return PythonQtConv::QVariantToPyObject(v);
}
}
}
break;
default:
// is an invalid type, go on
break;
}
// look for the internal methods (className(), help())
#ifdef PY3K
PyObject* internalMethod = PyObject_GenericGetAttr(obj, name);
#else
PyObject* internalMethod = Py_FindMethod( PythonQtInstanceWrapper_methods, obj, (char*)attributeName);
#endif
if (internalMethod) {
return internalMethod;
}
PyErr_Clear();
if (wrapper->_obj) {
// look for a child
QObjectList children = wrapper->_obj->children();
for (int i = 0; i < children.count(); i++) {
QObject *child = children.at(i);
if (child->objectName() == attributeName) {
return PythonQt::priv()->wrapQObject(child);
}
}
}
QString error = QString(wrapper->classInfo()->className()) + " has no attribute named '" + QString(attributeName) + "'";
PyErr_SetString(PyExc_AttributeError, error.toLatin1().data());
return NULL;
}
static int PythonQtInstanceWrapper_setattro(PyObject *obj,PyObject *name,PyObject *value)
{
QString error;
const char *attributeName;
PythonQtInstanceWrapper *wrapper = (PythonQtInstanceWrapper *)obj;
#ifdef PY3K
if ((attributeName = PyUnicode_AsUTF8(name)) == NULL)
#else
if ((attributeName = PyString_AsString(name)) == NULL)
#endif
return -1;
PythonQtMemberInfo member = wrapper->classInfo()->member(attributeName);
if (member._type == PythonQtMemberInfo::Property) {
if (!wrapper->_obj) {
error = QString("Trying to set property '") + attributeName + "' on a destroyed " + wrapper->classInfo()->className() + " object";
PyErr_SetString(PyExc_AttributeError, error.toLatin1().data());
return -1;
}
QMetaProperty prop = member._property;
if (prop.isWritable()) {
QVariant v;
if (prop.isEnumType()) {
// this will give us either a string or an int, everything else will probably be an error
v = PythonQtConv::PyObjToQVariant(value);
} else {
int t = prop.userType();
v = PythonQtConv::PyObjToQVariant(value, t);
}
bool success = false;
if (v.isValid()) {
PythonQt::ProfilingCB* profilingCB = PythonQt::priv()->profilingCB();
if (profilingCB) {
QString methodName = "setProperty(";
methodName += attributeName;
methodName += ")";
profilingCB(PythonQt::Enter, wrapper->_obj->metaObject()->className(), methodName.toLatin1());
}
success = prop.write(wrapper->_obj, v);
if (profilingCB) {
profilingCB(PythonQt::Leave, NULL, NULL);
}
}
if (success) {
return 0;
} else {
error = QString("Property '") + attributeName + "' of type '" +
prop.typeName() + "' does not accept an object of type "
+ QString(value->ob_type->tp_name) + " (" + PythonQtConv::PyObjGetRepresentation(value) + ")";
}
} else {
error = QString("Property '") + attributeName + "' of " + obj->ob_type->tp_name + " object is not writable";
}
} else if (member._type == PythonQtMemberInfo::Slot) {
error = QString("Slot '") + attributeName + "' can not be overwritten on " + obj->ob_type->tp_name + " object";
} else if (member._type == PythonQtMemberInfo::Signal) {
error = QString("Signal '") + attributeName + "' can not be overwritten on " + obj->ob_type->tp_name + " object";
} else if (member._type == PythonQtMemberInfo::EnumValue) {
error = QString("EnumValue '") + attributeName + "' can not be overwritten on " + obj->ob_type->tp_name + " object";
} else if (member._type == PythonQtMemberInfo::EnumWrapper) {
error = QString("Enum '") + attributeName + "' can not be overwritten on " + obj->ob_type->tp_name + " object";
} else if (member._type == PythonQtMemberInfo::NotFound) {
// check for a setter slot
static const QByteArray setterString("py_set_");
PythonQtMemberInfo setter = wrapper->classInfo()->member(setterString + attributeName);
if (setter._type == PythonQtMemberInfo::Slot) {
// call the setter and ignore the result value
void* result;
PyObject* args = PyTuple_New(1);
Py_INCREF(value);
PyTuple_SET_ITEM(args, 0, value);
PythonQtSlotFunction_CallImpl(wrapper->classInfo(), wrapper->_obj, setter._slot, args, NULL, wrapper->_wrappedPtr, &result);
Py_DECREF(args);
return 0;
}
// handle dynamic properties
if (wrapper->_obj) {
QVariant prop = wrapper->_obj->property(attributeName);
if (prop.isValid()) {
QVariant v = PythonQtConv::PyObjToQVariant(value);
if (v.isValid()) {
wrapper->_obj->setProperty(attributeName, v);
return 0;
} else {
error = QString("Dynamic property '") + attributeName + "' does not accept an object of type "
+ QString(value->ob_type->tp_name) + " (" + PythonQtConv::PyObjGetRepresentation(value) + ")";
PyErr_SetString(PyExc_AttributeError, error.toLatin1().data());
return -1;
}
}
}
// if we are a derived python class, we allow setting attributes.
// if we are a direct CPP wrapper, we do NOT allow it, since
// it would be confusing to allow it because a wrapper will go away when it is not seen by python anymore
// and when it is recreated from a CPP pointer the attributes are gone...
if (obj->ob_type->tp_base != &PythonQtInstanceWrapper_Type) {
return PyBaseObject_Type.tp_setattro(obj,name,value);
} else {
error = QString("'") + attributeName + "' does not exist on " + obj->ob_type->tp_name + " and creating new attributes on C++ objects is not allowed";
}
}
PyErr_SetString(PyExc_AttributeError, error.toLatin1().data());
return -1;
}
static QString getStringFromObject(PythonQtInstanceWrapper* wrapper) {
QString result;
if (wrapper->_wrappedPtr) {
// first try some manually string conversions for some variants
int metaid = wrapper->classInfo()->metaTypeId();
result = PythonQtConv::CPPObjectToString(metaid, wrapper->_wrappedPtr);
if (!result.isEmpty()) {
return result;
}
}
if (wrapper->_wrappedPtr || wrapper->_obj) {
// next, try to call py_toString
PythonQtMemberInfo info = wrapper->classInfo()->member("py_toString");
if (info._type == PythonQtMemberInfo::Slot) {
PyObject* resultObj = PythonQtSlotFunction_CallImpl(wrapper->classInfo(), wrapper->_obj, info._slot, NULL, NULL, wrapper->_wrappedPtr);
if (resultObj) {
// TODO this is one conversion too much, would be nicer to call the slot directly...
result = PythonQtConv::PyObjGetString(resultObj);
Py_DECREF(resultObj);
}
}
}
return result;
}
static PyObject * PythonQtInstanceWrapper_str(PyObject * obj)
{
PythonQtInstanceWrapper* wrapper = (PythonQtInstanceWrapper*)obj;
// QByteArray should be directly returned as a str
if (wrapper->classInfo()->metaTypeId()==QVariant::ByteArray) {
QByteArray* b = (QByteArray*) wrapper->_wrappedPtr;
if (b->data()) {
#ifdef PY3K
return PyUnicode_FromStringAndSize(b->data(), b->size());
#else
return PyString_FromStringAndSize(b->data(), b->size());
#endif
} else {
#ifdef PY3K
return PyUnicode_New(0, 0);
#else
return PyString_FromString("");
#endif
}
}
const char* typeName = obj->ob_type->tp_name;
QObject *qobj = wrapper->_obj;
QString str = getStringFromObject(wrapper);
if (!str.isEmpty()) {
#ifdef PY3K
return PyUnicode_FromFormat("%s", str.toLatin1().constData());
#else
return PyString_FromFormat("%s", str.toLatin1().constData());
#endif
}
if (wrapper->_wrappedPtr) {
if (wrapper->_obj) {
#ifdef PY3K
return PyUnicode_FromFormat("<%s C++ Object at %p wrapped by %s at %p>", typeName, wrapper->_wrappedPtr, wrapper->_obj->metaObject()->className(), qobj);
#else
return PyString_FromFormat("%s (C++ Object %p wrapped by %s %p)", typeName, wrapper->_wrappedPtr, wrapper->_obj->metaObject()->className(), qobj);
#endif
} else {
#ifdef PY3K
return PyUnicode_FromFormat("<%s C++ Object at %p>", typeName, wrapper->_wrappedPtr);
#else
return PyString_FromFormat("%s (C++ Object %p)", typeName, wrapper->_wrappedPtr);
#endif
}
} else {
#ifdef PY3K
return PyUnicode_FromFormat("<%s QObject at %p>", typeName, qobj);
#else
return PyString_FromFormat("%s (QObject %p)", typeName, qobj);
#endif
}
}
static PyObject * PythonQtInstanceWrapper_repr(PyObject * obj)
{
PythonQtInstanceWrapper* wrapper = (PythonQtInstanceWrapper*)obj;
const char* typeName = obj->ob_type->tp_name;
QObject *qobj = wrapper->_obj;
QString str = getStringFromObject(wrapper);
if (!str.isEmpty()) {
if (str.startsWith(typeName)) {
#ifdef PY3K
return PyUnicode_FromFormat("%s", str.toLatin1().constData());
#else
return PyString_FromFormat("%s", str.toLatin1().constData());
#endif
} else {
#ifdef PY3K
return PyUnicode_FromFormat("<%s %s at %p>", typeName, str.toLatin1().constData(), wrapper->_wrappedPtr ? wrapper->_wrappedPtr : qobj);
#else
return PyString_FromFormat("%s (%s, at: %p)", typeName, str.toLatin1().constData(), wrapper->_wrappedPtr ? wrapper->_wrappedPtr : qobj);
#endif
}
}
if (wrapper->_wrappedPtr) {
if (wrapper->_obj) {
#ifdef PY3K
return PyUnicode_FromFormat("<%s C++ object at %p wrapped by %s at %p>", typeName, wrapper->_wrappedPtr, wrapper->_obj->metaObject()->className(), qobj);
#else
return PyString_FromFormat("%s (C++ object at: %p wrapped by %s at: %p)", typeName, wrapper->_wrappedPtr, wrapper->_obj->metaObject()->className(), qobj);
#endif
} else {
#ifdef PY3K
return PyUnicode_FromFormat("<%s C++ object at %p>", typeName, wrapper->_wrappedPtr);
#else
return PyString_FromFormat("%s (C++ object at: %p)", typeName, wrapper->_wrappedPtr);
#endif
}
} else {
#ifdef PY3K
return PyUnicode_FromFormat("<%s %s at %p>", typeName, wrapper->classInfo()->className(), qobj);
#else
return PyString_FromFormat("%s (%s at: %p)", typeName, wrapper->classInfo()->className(), qobj);
#endif
}
}
static int PythonQtInstanceWrapper_builtin_nonzero(PyObject *obj)
{
PythonQtInstanceWrapper* wrapper = (PythonQtInstanceWrapper*)obj;
return (wrapper->_wrappedPtr == NULL && wrapper->_obj == NULL)?0:1;
}
static long PythonQtInstanceWrapper_hash(PythonQtInstanceWrapper *obj)
{
if (obj->_wrappedPtr != NULL) {
return reinterpret_cast<long>(obj->_wrappedPtr);
} else {
QObject* qobj = obj->_obj; // get pointer from QPointer wrapper
return reinterpret_cast<long>(qobj);
}
}
// we override nb_nonzero, so that one can do 'if' expressions to test for a NULL ptr
static PyNumberMethods PythonQtInstanceWrapper_as_number = {
0, /* nb_add */
0, /* nb_subtract */
0, /* nb_multiply */
#ifndef PY3K
0, /* nb_divide */
#endif
0, /* nb_remainder */
0, /* nb_divmod */
0, /* nb_power */
0, /* nb_negative */
0, /* nb_positive */
0, /* nb_absolute */
PythonQtInstanceWrapper_builtin_nonzero, /* nb_nonzero / nb_bool in Py3K */
0, /* nb_invert */
0, /* nb_lshift */
0, /* nb_rshift */
0, /* nb_and */
0, /* nb_xor */
0, /* nb_or */
#ifndef PY3K
0, /* nb_coerce */
#endif
0, /* nb_int */
0, /* nb_long / nb_reserved in Py3K */
0, /* nb_float */
#ifndef PY3K
0, /* nb_oct */
0, /* nb_hex */
#endif
0, /* nb_inplace_add */
0, /* nb_inplace_subtract */
0, /* nb_inplace_multiply */
#ifndef PY3K
0, /* nb_inplace_divide */
#endif
0, /* nb_inplace_remainder */
0, /* nb_inplace_power */
0, /* nb_inplace_lshift */
0, /* nb_inplace_rshift */
0, /* nb_inplace_and */
0, /* nb_inplace_xor */
0, /* nb_inplace_or */
0, /* nb_floor_divide */
0, /* nb_true_divide */
0, /* nb_inplace_floor_divide */
0, /* nb_inplace_true_divide */
#ifdef PY3K
0, /* nb_index in Py3K */
#endif
};
PyTypeObject PythonQtInstanceWrapper_Type = {
PyVarObject_HEAD_INIT(&PythonQtClassWrapper_Type, 0)
"PythonQt.PythonQtInstanceWrapper", /*tp_name*/
sizeof(PythonQtInstanceWrapper), /*tp_basicsize*/
0, /*tp_itemsize*/
(destructor)PythonQtInstanceWrapper_dealloc, /*tp_dealloc*/
0, /*tp_print*/
0, /*tp_getattr*/
0, /*tp_setattr*/
0, /*tp_compare*/
PythonQtInstanceWrapper_repr, /*tp_repr*/
&PythonQtInstanceWrapper_as_number, /*tp_as_number*/
0, /*tp_as_sequence*/
0, /*tp_as_mapping*/
(hashfunc)PythonQtInstanceWrapper_hash, /*tp_hash */
0, /*tp_call*/
PythonQtInstanceWrapper_str, /*tp_str*/
PythonQtInstanceWrapper_getattro, /*tp_getattro*/
PythonQtInstanceWrapper_setattro, /*tp_setattro*/
0, /*tp_as_buffer*/
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE /*| Py_TPFLAGS_CHECKTYPES FIXME Py_TPFLAGS_CHECKTYPES removal */, /*tp_flags*/
"PythonQtInstanceWrapper object", /* tp_doc */
0, /* tp_traverse */
0, /* tp_clear */
(richcmpfunc)PythonQtInstanceWrapper_richcompare, /* tp_richcompare */
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
PythonQtInstanceWrapper_methods, /* tp_methods */
0, /* tp_members */
0, /* tp_getset */
0, /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
(initproc)PythonQtInstanceWrapper_init, /* tp_init */
0, /* tp_alloc */
PythonQtInstanceWrapper_new, /* tp_new */
};
//-------------------------------------------------------