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/*
* This source file is part of libRocket, the HTML/CSS Interface Middleware
*
* For the latest information, see http://www.librocket.com
*
* Copyright (c) 2008-2010 CodePoint Ltd, Shift Technology Ltd
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
*/
#include "precompiled.h"
#include "ElementChildrenProxy.h"
#include "../../../Include/Rocket/Core/Property.h"
#include "../../../Include/Rocket/Core/Element.h"
namespace Rocket {
namespace Core {
namespace Python {
ElementChildrenProxy::ElementChildrenProxy(Element* _element)
{
element = _element;
}
ElementChildrenProxy::~ElementChildrenProxy()
{
}
void ElementChildrenProxy::InitialisePythonInterface()
{
python::class_<ElementChildrenProxy>("childrenproxy", python::no_init)
.def("__len__", &ElementChildrenProxy::Len )
.def("__getitem__", &ElementChildrenProxy::GetItem, python::return_value_policy< python::return_by_value >())
;
}
int ElementChildrenProxy::Len()
{
return element->GetNumChildren();
}
Element* ElementChildrenProxy::GetItem(int index)
{
// Support indexing from both ends
if (index < 0)
{
index = element->GetNumChildren() + index;
}
// Throw exception if we're out of range, this is required to support python iteration
if (index >= element->GetNumChildren())
{
PyErr_SetString(PyExc_IndexError, "Index out of range");
python::throw_error_already_set();
}
return element->GetChild(index);
}
}
}
}
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