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/************************************************************************
*
* Copyright (C) 2009-2024 IRCAD France
* Copyright (C) 2012-2020 IHU Strasbourg
*
* This file is part of Sight.
*
* Sight is free software: you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Sight 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Sight. If not, see <https://www.gnu.org/licenses/>.
*
***********************************************************************/
#pragma once
#include <sight/app/config.hpp>
#include "app/extension/config.hpp"
#include <core/mt/types.hpp>
#include <core/object.hpp>
#include <map>
namespace sight::app::extension
{
/**
* @brief This class allows to register all the configuration parameters which has the point extension
* "sight::app::extension::parameters".
*/
class SIGHT_APP_CLASS_API parameters final
{
public:
using sptr = std::shared_ptr<parameters>;
/// Return the default global instance of parameters
SIGHT_APP_API static parameters::sptr get_default();
/**
* @brief Parse module information to retrieve config parameters declaration
* @warning This method must be launch only once. The same extension will not be parsed twice.
* @note This method is thread safe.
**/
SIGHT_APP_API void parse_plugin_infos();
/**
* @brief Get the parameters associated to extension id.
* @note This method is thread safe.
**/
SIGHT_APP_API const field_adaptor_t& get_parameters(const std::string& _extension_id) const;
/**
* @brief Clear the registry.
* @note This method is thread safe.
*/
SIGHT_APP_API void clear_registry();
protected:
using registry = std::map<std::string, field_adaptor_t>;
/// Container of parameter information
registry m_reg;
/// Used to protect the registry access.
mutable core::mt::read_write_mutex m_registry_mutex;
/// The global instance of the app config parameters.
static parameters::sptr s_app_config_parameters;
};
} // namespace sight::app::extension
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