fwd.hpp

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/*
    Copyright (C) 2017 - 2023
    Part of the Battle for Wesnoth Project https://www.wesnoth.org/
 
    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.
 
    See the COPYING file for more details.
*/
 
#pragma once
 
#include <list>
#include <memory>
#include <tuple>
 
namespace game_events
{
class event_handler;
 
using handler_ptr = std::shared_ptr<event_handler>;
using weak_handler_ptr = std::weak_ptr<event_handler>;
using handler_list = std::list<weak_handler_ptr>;
 
using pump_result_t = std::tuple<bool /* undo_disabled*/, bool /* action_aborted */>;
}