205 lines
6.9 KiB
C++
205 lines
6.9 KiB
C++
/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is the Python XPCOM language bindings.
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*
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* The Initial Developer of the Original Code is
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* Mark Hammond.
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* Portions created by the Initial Developer are Copyright (C) 2000
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Mark Hammond <mhammond@skippinet.com.au> (original author)
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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// This code is part of the XPCOM extensions for Python.
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//
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// Written April 2002
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#include "PyXPCOM_std.h"
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#include "nsIVariant.h"
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// Prevents us needing to use an nsIScriptableInputStream
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// (and even that can't read binary data!!!)
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static nsIVariant *GetI(PyObject *self) {
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nsIID iid = NS_GET_IID(nsIVariant);
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if (!Py_nsISupports::Check(self, iid)) {
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PyErr_SetString(PyExc_TypeError, "This object is not the correct interface");
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return NULL;
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}
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return (nsIVariant *)Py_nsISupports::GetI(self);
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}
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static PyObject *MyBool( PRBool v) {
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PyObject *ret = v ? Py_True : Py_False;
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Py_INCREF(ret);
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return ret;
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}
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static PyObject *MyChar( char c) {
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return PyString_FromStringAndSize(&c, 1);
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}
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static PyObject *MyUChar( PRUnichar c) {
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return PyUnicodeUCS2_FromUnicode(&c, 1);
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}
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static PyObject *MyUnicode( PRUnichar *p) {
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return PyUnicodeUCS2_FromUnicode(p, nsCRT::strlen(p));
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}
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static PyObject *MyISupports( nsISupports *p) {
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return Py_nsISupports::PyObjectFromInterface(p, NS_GET_IID(nsISupports), PR_FALSE);
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}
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#define GET_SIMPLE(Type, FuncGet, FuncConvert) \
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static PyObject *FuncGet(PyObject *self, PyObject *args) { \
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nsIVariant *pI = GetI(self); \
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if (pI==NULL) return NULL; \
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if (!PyArg_ParseTuple(args, ":" #FuncGet)) return NULL; \
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Type t; \
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nsresult nr = pI->FuncGet(&t); \
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if (NS_FAILED(nr)) return PyXPCOM_BuildPyException(nr); \
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return FuncConvert(t); \
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}
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#define GET_ALLOCATED(Type, FuncGet, FuncConvert, FuncFree) \
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static PyObject *FuncGet(PyObject *self, PyObject *args) { \
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nsIVariant *pI = GetI(self); \
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if (pI==NULL) return NULL; \
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if (!PyArg_ParseTuple(args, ":" #FuncGet)) return NULL; \
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Type t; \
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nsresult nr = pI->FuncGet(&t); \
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if (NS_FAILED(nr)) return PyXPCOM_BuildPyException(nr); \
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PyObject *ret = FuncConvert(t); \
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FuncFree(t); \
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return ret; \
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}
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#define GET_ALLOCATED_SIZE(Type, FuncGet, FuncConvert, FuncFree) \
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static PyObject *FuncGet(PyObject *self, PyObject *args) { \
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nsIVariant *pI = GetI(self); \
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if (pI==NULL) return NULL; \
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if (!PyArg_ParseTuple(args, ":" #FuncGet)) return NULL; \
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Type t; PRUint32 size; \
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nsresult nr = pI->FuncGet(&size, &t); \
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if (NS_FAILED(nr)) return PyXPCOM_BuildPyException(nr); \
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PyObject *ret = FuncConvert(t, size); \
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FuncFree(t); \
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return ret; \
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}
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GET_SIMPLE(PRUint8, GetAsInt8, PyInt_FromLong);
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GET_SIMPLE(PRUint8, GetAsUint8, PyInt_FromLong);
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GET_SIMPLE(PRInt16, GetAsInt16, PyInt_FromLong);
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GET_SIMPLE(PRUint16, GetAsUint16, PyInt_FromLong);
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GET_SIMPLE(PRInt32, GetAsInt32, PyInt_FromLong);
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GET_SIMPLE(PRUint32, GetAsUint32, PyInt_FromLong);
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GET_SIMPLE(PRInt64, GetAsInt64, PyLong_FromLongLong);
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GET_SIMPLE(PRUint64, GetAsUint64, PyLong_FromUnsignedLongLong);
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GET_SIMPLE(float, GetAsFloat, PyFloat_FromDouble);
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GET_SIMPLE(double, GetAsDouble, PyFloat_FromDouble);
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GET_SIMPLE(PRBool, GetAsBool, MyBool);
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GET_SIMPLE(char, GetAsChar, MyChar);
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GET_SIMPLE(PRUnichar, GetAsWChar, MyUChar);
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GET_SIMPLE(nsISupports *, GetAsISupports, MyISupports);
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GET_SIMPLE(nsIID, GetAsID, Py_nsIID::PyObjectFromIID);
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GET_ALLOCATED(char *, GetAsString, PyString_FromString, nsMemory::Free);
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GET_ALLOCATED(PRUnichar *, GetAsWString, MyUnicode, nsMemory::Free);
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GET_ALLOCATED_SIZE(char *, GetAsStringWithSize, PyString_FromStringAndSize, nsMemory::Free);
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GET_ALLOCATED_SIZE(PRUnichar *, GetAsWStringWithSize, PyUnicodeUCS2_FromUnicode, nsMemory::Free);
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static PyObject *GetAsInterface(PyObject *self, PyObject *args) {
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nsIVariant *pI = GetI(self);
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if (pI==NULL) return NULL;
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if (!PyArg_ParseTuple(args, ":GetAsInterface")) return NULL;
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nsISupports *p;
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nsIID *iid;
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nsresult nr = pI->GetAsInterface(&iid, (void **)&p);
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if (NS_FAILED(nr)) return PyXPCOM_BuildPyException(nr);
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return Py_nsISupports::PyObjectFromInterface(p, *iid, PR_FALSE);
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}
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extern PyObject *PyObject_FromVariantArray( nsIVariant *v);
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static PyObject *GetAsArray(PyObject *self, PyObject *args) {
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nsIVariant *pI = GetI(self);
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if (pI==NULL) return NULL;
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if (!PyArg_ParseTuple(args, ":GetAsArray")) return NULL;
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return PyObject_FromVariantArray(pI);
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}
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struct PyMethodDef
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PyMethods_IVariant[] =
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{
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{ "getAsInt8", GetAsInt8, 1},
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{ "getAsUint8", GetAsUint8, 1},
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{ "getAsInt16", GetAsInt16, 1},
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{ "getAsUint16", GetAsUint16, 1},
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{ "getAsInt32", GetAsInt32, 1},
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{ "getAsUint32", GetAsUint32, 1},
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{ "getAsInt64", GetAsInt64, 1},
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{ "getAsUint64", GetAsUint64, 1},
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{ "getAsFloat", GetAsFloat, 1},
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{ "getAsDouble", GetAsDouble, 1},
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{ "getAsBool", GetAsBool, 1},
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{ "getAsChar", GetAsChar, 1},
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{ "getAsWChar", GetAsWChar, 1},
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{ "getAsString", GetAsString, 1},
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{ "getAsWString", GetAsWString, 1},
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{ "getAsStringWithSize", GetAsStringWithSize, 1},
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{ "getAsWStringWithSize", GetAsWStringWithSize, 1},
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{ "getAsISupports", GetAsISupports, 1},
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{ "getAsInterface", GetAsInterface, 1},
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{ "getAsArray", GetAsArray, 1},
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{ "getAsID", GetAsID, 1},
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{NULL}
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};
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PyObject *
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Py_nsIVariant::getattr(const char *name)
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{
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PyObject *ret = NULL;
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if (strcmp(name, "dataType")==0) {
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nsIVariant *pI = ::GetI(this);
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if (pI) {
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PRUint16 dt;
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nsresult nr = pI->GetDataType(&dt);
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if (NS_FAILED(nr)) return PyXPCOM_BuildPyException(nr);
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ret = PyInt_FromLong(dt);
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}
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} else {
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ret = Py_nsISupports::getattr(name);
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}
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return ret;
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}
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int
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Py_nsIVariant::setattr(const char *name, PyObject *v)
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{
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return Py_nsISupports::setattr(name, v);
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}
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