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// This is the implementation of the QPyDeclarativeListProperty class.
//
// Copyright (c) 2016 Riverbank Computing Limited <info@riverbankcomputing.com>
//
// This file is part of PyQt4.
//
// This file may be used under the terms of the GNU General Public License
// version 3.0 as published by the Free Software Foundation and appearing in
// the file LICENSE included in the packaging of this file. Please review the
// following information to ensure the GNU General Public License version 3.0
// requirements will be met: http://www.gnu.org/copyleft/gpl.html.
//
// If you do not wish to use this file under the terms of the GPL version 3.0
// then you may purchase a commercial license. For more information contact
// info@riverbankcomputing.com.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
#include <QObject>
#include <QtDeclarative>
#include "sipAPIQtDeclarative.h"
#include "qpydeclarativelistproperty.h"
#include "qpydeclarative_listwrapper.h"
// Forward declarations.
extern "C" {
static PyObject *QPyDeclarativeListProperty_call(PyObject *, PyObject *args,
PyObject *);
}
static void list_append(QDeclarativeListProperty<QObject> *p, QObject *el);
static QObject *list_at(QDeclarativeListProperty<QObject> *p, int idx);
static void list_clear(QDeclarativeListProperty<QObject> *p);
static int list_count(QDeclarativeListProperty<QObject> *p);
// The type's doc-string.
PyDoc_STRVAR(QPyDeclarativeListProperty_doc,
"QPyDeclarativeListProperty(QObject, list-of-QObject)");
// This implements the QPyDeclarativeListProperty Python type. It is a
// sub-type of the standard string type that is callable.
PyTypeObject qpydeclarative_QPyDeclarativeListProperty_Type = {
PyVarObject_HEAD_INIT(NULL, 0)
#if PY_VERSION_HEX >= 0x02050000
"PyQt4.QtDeclarative.QPyDeclarativeListProperty",
#else
const_cast<char *>("PyQt4.QtDeclarative.QPyDeclarativeListProperty"),
#endif
0,
0,
0,
0,
0,
0,
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0,
QPyDeclarativeListProperty_call,
0,
0,
0,
0,
Py_TPFLAGS_DEFAULT|Py_TPFLAGS_BASETYPE|
#if PY_VERSION_HEX >= 0x03000000
Py_TPFLAGS_UNICODE_SUBCLASS,
#elif PY_VERSION_HEX >= 0x02060000
Py_TPFLAGS_STRING_SUBCLASS,
#else
0,
#endif
QPyDeclarativeListProperty_doc,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
#if PY_VERSION_HEX >= 0x02060000
0,
#endif
#if PY_VERSION_HEX >= 0x03040000
0,
#endif
};
// This is a factory for the wrapped QDeclarativeListProperty<PyDelegate>.
static PyObject *QPyDeclarativeListProperty_call(PyObject *, PyObject *args,
PyObject *)
{
PyTypeObject *qobject_type = sipTypeAsPyTypeObject(sipType_QObject);
PyObject *qobj_obj, *list_obj;
if (!PyArg_ParseTuple(args,
#if PY_VERSION_HEX >= 0x02050000
"O!O!:QPyDeclarativeListProperty",
#else
const_cast<char *>("O!O!:QPyDeclarativeListProperty"),
#endif
qobject_type, &qobj_obj, &PyList_Type, &list_obj, &PyType_Type))
return 0;
// Get the C++ QObject.
int iserr = 0;
QObject *qobj = reinterpret_cast<QObject *>(sipConvertToType(qobj_obj, sipType_QObject, 0, SIP_NOT_NONE|SIP_NO_CONVERTORS, 0, &iserr));
if (iserr)
return 0;
// Get a list wrapper with the C++ QObject as its parent.
ListWrapper *list_wrapper = ListWrapper::wrapper(list_obj, qobj);
if (!list_wrapper)
return 0;
// Create the C++ QDeclarativeListProperty<QObject> with the list as the
// data.
QDeclarativeListProperty<QObject> *prop = new QDeclarativeListProperty<QObject>(qobj, &list_wrapper->qobject_list, list_append, list_count, list_at, list_clear);
// Convert it to a Python object.
static const sipTypeDef *mapped_type = 0;
if (!mapped_type)
mapped_type = sipFindType("QDeclarativeListProperty<QObject>");
Q_ASSERT(mapped_type);
// Make sure ownership is with Python.
PyObject *prop_obj = sipConvertFromNewType(prop, mapped_type, qobj_obj);
if (!prop_obj)
{
delete prop;
return 0;
}
return prop_obj;
}
// Append to the list.
static void list_append(QDeclarativeListProperty<QObject> *p, QObject *el)
{
ListWrapper::append(p->object,
reinterpret_cast<QList<QObject *> *>(p->data), el);
}
// Get the length of the list.
static int list_count(QDeclarativeListProperty<QObject> *p)
{
return reinterpret_cast<QList<QObject *> *>(p->data)->count();
}
// Get an item from the list.
static QObject *list_at(QDeclarativeListProperty<QObject> *p, int idx)
{
return reinterpret_cast<QList<QObject *> *>(p->data)->at(idx);
}
// Clear the list.
static void list_clear(QDeclarativeListProperty<QObject> *p)
{
ListWrapper::clear(p->object,
reinterpret_cast<QList<QObject *> *>(p->data));
}
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