Example #1
0
static int convertTo_qintptr(PyObject *sipPy,void **sipCppPtrV,int *sipIsErr,PyObject *)
{
    qintptr **sipCppPtr = reinterpret_cast<qintptr **>(sipCppPtrV);

#line 448 "/home/vikky/Desktop/DVCS/stuff/scrapy/soft/PyQt-x11-gpl-4.11.4/sip/QtCore/qglobal.sip"
    qintptr ptr = (qintptr)sipConvertToVoidPtr(sipPy);

    if (!sipIsErr)
        return !PyErr_Occurred();

    // Mapped types deal with pointers, so create one on the heap.
    qintptr *heap = new qintptr;
    *heap = ptr;

    *sipCppPtr = heap;

    // Make sure the pointer doesn't leak.
    return SIP_TEMPORARY;
#line 84 "/home/vikky/Desktop/DVCS/stuff/scrapy/soft/PyQt-x11-gpl-4.11.4/QtCore/sipQtCoreqintptr.cpp"
}
Example #2
0
// Convert a Python object to a QVariant.
bool Chimera::fromPyObject(PyObject *py, QVariant *var, bool strict) const
{
    // Deal with the simple case of wrapping the Python object rather than
    // converting it.
    if (_type != sipType_QVariant && _metatype == PyQt_PyObject::metatype)
    {
        // If the type was specified by a Python type (as opposed to
        // 'PyQt_PyObject') then check the object is an instance of it.
        if (_py_type && !PyObject_IsInstance(py, _py_type))
            return false;

        *var = keep_as_pyobject(py);
        return true;
    }

    // Let any registered convertors have a go first.
    for (int i = 0; i < _registered_QVariant_convertors.count(); ++i)
    {
        bool ok;

        if (_registered_QVariant_convertors.at(i)(py, var, &ok))
            return ok;
    }

    int iserr = 0, value_class_state;
    void *ptr_class, *value_class = 0;

    // Temporary storage for different types.
    union {
        bool tmp_bool;
        int tmp_int;
        unsigned int tmp_unsigned_int;
        double tmp_double;
        void *tmp_void_ptr;
        long tmp_long;
        qlonglong tmp_qlonglong;
        short tmp_short;
        char tmp_char;
        unsigned long tmp_unsigned_long;
        qulonglong tmp_qulonglong;
        unsigned short tmp_unsigned_short;
        unsigned char tmp_unsigned_char;
        float tmp_float;
    } tmp_storage;

    void *variant_data = &tmp_storage;

    PyErr_Clear();

    QVariant variant;
    int metatype_used = _metatype;

    switch (_metatype)
    {
    case QMetaType::Bool:
        tmp_storage.tmp_bool = PyLong_AsLong(py);
        break;

    case QMetaType::Int:
        if (!_inexact || isEnum() || isFlag())
        {
            // It must fit into a C++ int.
#if PY_MAJOR_VERSION >= 3
            tmp_storage.tmp_int = PyLong_AsLong(py);
#else
            tmp_storage.tmp_int = PyInt_AsLong(py);
#endif
        }
        else
        {
            // Fit it into the smallest C++ type we can.

            qlonglong qll = PyLong_AsLongLong(py);

            if (PyErr_Occurred())
            {
                // Try again in case the value is unsigned and will fit with
                // the extra bit.

                PyErr_Clear();

                qulonglong qull = static_cast<qulonglong>(PyLong_AsUnsignedLongLong(py));

                if (PyErr_Occurred())
                {
                    // It won't fit into any C++ type so pass it as a Python
                    // object.

                    PyErr_Clear();

                    *var = keep_as_pyobject(py);
                    metatype_used = QMetaType::Void;
                }
                else
                {
                    tmp_storage.tmp_qulonglong = qull;
                    metatype_used = QMetaType::ULongLong;
                }
            }
            else if ((qlonglong)(int)qll == qll)
            {
                // It fits in a C++ int.
                tmp_storage.tmp_int = qll;
            }
            else if ((qulonglong)(unsigned int)qll == (qulonglong)qll)
            {
                // The extra bit is enough for it to fit.
                tmp_storage.tmp_unsigned_int = qll;
                metatype_used = QMetaType::UInt;
            }
            else
            {
                // This fits.
                tmp_storage.tmp_qlonglong = qll;
                metatype_used = QMetaType::LongLong;
            }
        }

        break;

    case QMetaType::UInt:
        tmp_storage.tmp_unsigned_int = sipLong_AsUnsignedLong(py);
        break;

    case QMetaType::Double:
        tmp_storage.tmp_double = PyFloat_AsDouble(py);
        break;

    case QMetaType::VoidStar:
        tmp_storage.tmp_void_ptr = sipConvertToVoidPtr(py);
        break;

    case QMetaType::Long:
        tmp_storage.tmp_long = PyLong_AsLong(py);
        break;

    case QMetaType::LongLong:
        tmp_storage.tmp_qlonglong = PyLong_AsLongLong(py);
        break;

    case QMetaType::Short:
        tmp_storage.tmp_short = PyLong_AsLong(py);
        break;

    case QMetaType::Char:
        if (SIPBytes_Check(py) && SIPBytes_GET_SIZE(py) == 1)
            tmp_storage.tmp_char = *SIPBytes_AS_STRING(py);
        else
            iserr = 1;
        break;

    case QMetaType::ULong:
        tmp_storage.tmp_unsigned_long = sipLong_AsUnsignedLong(py);
        break;

    case QMetaType::ULongLong:
        tmp_storage.tmp_qulonglong = static_cast<qulonglong>(PyLong_AsUnsignedLongLong(py));
        break;

    case QMetaType::UShort:
        tmp_storage.tmp_unsigned_short = sipLong_AsUnsignedLong(py);
        break;

    case QMetaType::UChar:
        if (SIPBytes_Check(py) && SIPBytes_GET_SIZE(py) == 1)
            tmp_storage.tmp_unsigned_char = *SIPBytes_AS_STRING(py);
        else
            iserr = 1;
        break;

    case QMetaType::Float:
        tmp_storage.tmp_float = PyFloat_AsDouble(py);
        break;

    case QMetaType::QObjectStar:
        tmp_storage.tmp_void_ptr = sipForceConvertToType(py, sipType_QObject,
                0, SIP_NO_CONVERTORS, 0, &iserr);
        break;

    case QMetaType::QWidgetStar:
        if (sipType_QWidget)
        {
            tmp_storage.tmp_void_ptr = sipForceConvertToType(py,
                    sipType_QWidget, 0, SIP_NO_CONVERTORS, 0, &iserr);
        }
        else
        {
            iserr = 1;
        }

        break;

    case QMetaType::QVariantList:
        {
            QVariantList ql;

            if (to_QVariantList(py, ql))
            {
                *var = QVariant(ql);
                metatype_used = QMetaType::Void;
            }
            else
            {
                iserr = 1;
            }

            break;
        }

    case QMetaType::QVariantMap:
        {
            QVariantMap qm;

            if (to_QVariantMap(py, qm))
            {
                *var = QVariant(qm);
                metatype_used = QMetaType::Void;
            }
            else if (strict)
            {
                iserr = 1;
            }
            else
            {
                // Assume the failure is because the key was the wrong type.
                PyErr_Clear();

                *var = keep_as_pyobject(py);
                metatype_used = QMetaType::Void;
            }

            break;
        }

#if QT_VERSION >= 0x040500
    case QMetaType::QVariantHash:
        {
            QVariantHash qh;

            if (to_QVariantHash(py, qh))
            {
                *var = QVariant(qh);
                metatype_used = QMetaType::Void;
            }
            else
            {
                iserr = 1;
            }

            break;
        }
#endif

    case -1:
        metatype_used = QMetaType::VoidStar;

        if (SIPBytes_Check(py))
            tmp_storage.tmp_void_ptr = SIPBytes_AS_STRING(py);
        else if (py == Py_None)
            tmp_storage.tmp_void_ptr = 0;
        else
            iserr = 1;

        break;

    default:
        if (_type)
        {
            if (_name.endsWith('*'))
            {
                ptr_class = sipForceConvertToType(py, _type, 0,
                        SIP_NO_CONVERTORS, 0, &iserr);

                variant_data = &ptr_class;
            }
            else
            {
                value_class = sipForceConvertToType(py, _type, 0,
                    SIP_NOT_NONE, &value_class_state, &iserr);

                variant_data = value_class;
            }
        }
        else
        {
            // This is a class we don't recognise.
            iserr = 1;
        }
    }

    if (iserr || PyErr_Occurred())
    {
        PyErr_Format(PyExc_TypeError,
                "unable to convert a Python '%s' object to a C++ '%s' instance",
                Py_TYPE(py)->tp_name, _name.constData());

        iserr = 1;
    }
    else if (_type == sipType_QVariant)
    {
        *var = QVariant(*reinterpret_cast<QVariant *>(variant_data));
    }
    else if (metatype_used != QMetaType::Void)
    {
        *var = QVariant(metatype_used, variant_data);
    }

    // Release any temporary value-class instance now that QVariant will have
    // made a copy.
    if (value_class)
        sipReleaseType(value_class, _type, value_class_state);

    return (iserr == 0);
}
Example #3
0
// Convert a Python object to C++ at a given address.  This has a lot in common
// with the method that converts to a QVariant.  However, unlike that method,
// we have no control over the size of the destination storage and so must
// convert exactly as requested.
bool Chimera::fromPyObject(PyObject *py, void *cpp) const
{
    // Let any registered convertors have a go first.
    for (int i = 0; i < _registered_QVariant_data_convertors.count(); ++i)
    {
        bool ok;

        if (_registered_QVariant_data_convertors.at(i)(py, cpp, _metatype, &ok))
            return ok;
    }

    int iserr = 0;

    PyErr_Clear();

    switch (_metatype)
    {
    case QMetaType::Bool:
        *reinterpret_cast<bool *>(cpp) = PyLong_AsLong(py);
        break;

    case QMetaType::Int:
        // Truncate it if necessary to fit into a C++ int.  This will
        // automatically handle enums and flag types as Python knows how to
        // convert them to ints.
#if PY_MAJOR_VERSION >= 3
        *reinterpret_cast<int *>(cpp) = PyLong_AsLong(py);
#else
        *reinterpret_cast<int *>(cpp) = PyInt_AsLong(py);
#endif
        break;

    case QMetaType::UInt:
        *reinterpret_cast<unsigned int *>(cpp) = sipLong_AsUnsignedLong(py);
        break;

    case QMetaType::Double:
        *reinterpret_cast<double *>(cpp) = PyFloat_AsDouble(py);
        break;

    case QMetaType::VoidStar:
        *reinterpret_cast<void **>(cpp) = sipConvertToVoidPtr(py);
        break;

    case QMetaType::Long:
        *reinterpret_cast<long *>(cpp) = PyLong_AsLong(py);
        break;

    case QMetaType::LongLong:
        *reinterpret_cast<qlonglong *>(cpp) = PyLong_AsLongLong(py);
        break;

    case QMetaType::Short:
        *reinterpret_cast<short *>(cpp) = PyLong_AsLong(py);
        break;

    case QMetaType::Char:
        if (SIPBytes_Check(py) && SIPBytes_GET_SIZE(py) == 1)
            *reinterpret_cast<char *>(cpp) = *SIPBytes_AS_STRING(py);
        else
            iserr = 1;
        break;

    case QMetaType::ULong:
        *reinterpret_cast<unsigned long *>(cpp) = sipLong_AsUnsignedLong(py);
        break;

    case QMetaType::ULongLong:
        *reinterpret_cast<qulonglong *>(cpp) = static_cast<qulonglong>(PyLong_AsUnsignedLongLong(py));
        break;

    case QMetaType::UShort:
        *reinterpret_cast<unsigned short *>(cpp) = sipLong_AsUnsignedLong(py);
        break;

    case QMetaType::UChar:
        if (SIPBytes_Check(py) && SIPBytes_GET_SIZE(py) == 1)
            *reinterpret_cast<unsigned char *>(cpp) = *SIPBytes_AS_STRING(py);
        else
            iserr = 1;
        break;

    case QMetaType::Float:
        *reinterpret_cast<float *>(cpp) = PyFloat_AsDouble(py);
        break;

    case QMetaType::QObjectStar:
        *reinterpret_cast<void **>(cpp) = sipForceConvertToType(py,
                sipType_QObject, 0, SIP_NO_CONVERTORS, 0, &iserr);
        break;

    case QMetaType::QWidgetStar:
        if (sipType_QWidget)
        {
            *reinterpret_cast<void **>(cpp) = sipForceConvertToType(py,
                    sipType_QWidget, 0, SIP_NO_CONVERTORS, 0, &iserr);
        }
        else
        {
            iserr = 1;
        }

        break;

    case QMetaType::QVariantList:
        {
            QVariantList ql;

            if (to_QVariantList(py, ql))
                *reinterpret_cast<QVariantList *>(cpp) = ql;
            else
                iserr = 1;

            break;
        }

    case QMetaType::QVariantMap:
        {
            QVariantMap qm;

            if (to_QVariantMap(py, qm))
                *reinterpret_cast<QVariantMap *>(cpp) = qm;
            else
                iserr = 1;

            break;
        }

#if QT_VERSION >= 0x040500
    case QMetaType::QVariantHash:
        {
            QVariantHash qh;

            if (to_QVariantHash(py, qh))
                *reinterpret_cast<QVariantHash *>(cpp) = qh;
            else
                iserr = 1;

            break;
        }
#endif

    case -1:
        {
            char **ptr = reinterpret_cast<char **>(cpp);

            if (SIPBytes_Check(py))
                *ptr = SIPBytes_AS_STRING(py);
            else if (py == Py_None)
                *ptr = 0;
            else
                iserr = 1;

            break;
        }

    default:
        if (_type)
        {
            if (_name.endsWith('*'))
            {
                // This must be a pointer-type.

                *reinterpret_cast<void **>(cpp) = sipForceConvertToType(py,
                        _type, 0, SIP_NO_CONVERTORS, 0, &iserr);
            }
            else
            {
                // This must be a value-type.

                sipAssignFunc assign = get_assign_helper();

                if (assign)
                {
                    int state;
                    void *value_class;

                    value_class = sipForceConvertToType(py, _type, 0,
                            SIP_NOT_NONE, &state, &iserr);

                    if (!iserr)
                        assign(cpp, 0, value_class);

                    sipReleaseType(value_class, _type, state);
                }
                else
                {
                    iserr = 1;
                }
            }
        }
        else
        {
            iserr = 1;
        }
    }

    if (iserr || PyErr_Occurred())
    {
        PyErr_Format(PyExc_TypeError,
                "unable to convert a Python '%s' object to a C++ '%s' instance",
                Py_TYPE(py)->tp_name, _name.constData());

        return false;
    }

    return true;
}