PyWeakObject.cpp

//********************************************************************************//
// MIT License                                                                    //
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// Copyright (c) 2022 TeamViewer Germany GmbH                                     //
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#include "PyWeakObject.h"

namespace tvagentapipy
{

PyWeakObject::PyWeakObject(PyObject* object)
: m_weakRef{object ? PyWeakref_NewRef(object, nullptr) : nullptr}
{
}

PyWeakObject::PyWeakObject(const PyWeakObject& other)
{
	reset(other.get());
}

PyWeakObject& PyWeakObject::operator=(const PyWeakObject& other)
{
	if (this != &other)
	{
		reset(other.get());
	}
	return *this;
}

PyWeakObject::~PyWeakObject()
{
	reset();
}

void PyWeakObject::reset(PyObject* object)
{
	Py_XDECREF(m_weakRef);
	m_weakRef = object ? PyWeakref_NewRef(object, nullptr) : nullptr;
}

PyWeakObject::operator bool() const
{
	return !(m_weakRef == nullptr || get() == Py_None);
}

PyObject* PyWeakObject::get() const
{
	return m_weakRef ? PyWeakref_GetObject(m_weakRef) : nullptr;
}

} // namespace tvagentapipy