RmlUi/Source/Core/ElementMeta.cpp

/*
 * This source file is part of RmlUi, the HTML/CSS Interface Middleware
 *
 * For the latest information, see http://github.com/mikke89/RmlUi
 *
 * Copyright (c) 2008-2010 CodePoint Ltd, Shift Technology Ltd
 * Copyright (c) 2019-2023 The RmlUi Team, and contributors
 *
 * 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 "ElementMeta.h"

namespace Rml {

ControlledLifetimeResource<ElementMetaPool> ElementMetaPool::element_meta_pool;

void ElementMetaPool::Initialize()
{
	element_meta_pool.InitializeIfEmpty();
}

void ElementMetaPool::Shutdown()
{
	const int num_objects = element_meta_pool->pool.GetNumAllocatedObjects();
	if (num_objects == 0)
	{
		element_meta_pool.Shutdown();
	}
	else
	{
		Log::Message(Log::LT_ERROR,
			"Element meta pool not empty on shutdown, %d object(s) leaked. This will likely lead to a crash when element is destroyed. Ensure that "
			"no Rml::Element objects are kept alive in user space at the end of Rml::Shutdown.",
			num_objects);
		RMLUI_ERROR;
		element_meta_pool.Leak();
	}
}

} // namespace Rml