cyphesis/rules/python/CyPy_Props.cpp
2018-11-03 17:17:50 +01:00

80 lines
2.1 KiB
C++

/*
Copyright (C) 2018 Erik Ogenvik
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "CyPy_Props.h"
#include "CyPy_Element.h"
#include "CyPy_Axisbox.h"
CyPy_Props::CyPy_Props(Py::PythonClassInstance* self, Py::Tuple& args, Py::Dict& kwds)
: WrapperBase(self, args, kwds)
{
}
CyPy_Props::CyPy_Props(Py::PythonClassInstance* self, Ref<LocatedEntity> value)
: WrapperBase(self, std::move(value))
{
}
void CyPy_Props::init_type()
{
behaviors().name("Properties");
behaviors().doc("");
behaviors().supportMappingType(Py::PythonType::support_mapping_subscript);
behaviors().readyType();
}
Py::Object CyPy_Props::getattro(const Py::String& name)
{
auto nameStr = name.as_string();
auto prop = m_value->getProperty(nameStr);
if (prop) {
Atlas::Message::Element element;
// If this property is not set with a value, return none.
if (prop->get(element) == 0) {
if (element.isNone()) {
return Py::None();
} else {
return CyPy_Element::wrap(element);
}
}
}
return Py::None();
}
int CyPy_Props::setattro(const Py::String& name, const Py::Object& attr)
{
auto nameStr = name.as_string();
Atlas::Message::Element obj = CyPy_Element::asElement(attr);
m_value->setAttr(name, obj);
return 0;
}
Py::Object CyPy_Props::mapping_subscript(const Py::Object& key)
{
if (key.isString()) {
return getattro(Py::String(key));
}
return Py::None();
}