game_load.hpp

/*
   Copyright (C) 2008 - 2018 by Jörg Hinrichs <joerg.hinrichs@alice-dsl.de>
   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 "gui/dialogs/modal_dialog.hpp"
#include "gui/dialogs/transient_message.hpp"
#include "savegame.hpp"
#include "save_index.hpp"
#include "gettext.hpp"

#include <SDL_keycode.h>

namespace gui2
{
class text_box_base;

namespace dialogs
{

class game_load : public modal_dialog
{
public:
	game_load(const config& cache_config, savegame::load_game_metadata& data);

	static bool execute(const config& cache_config, savegame::load_game_metadata& data)
	{
		if(savegame::get_saves_list().empty()) {
			gui2::show_transient_message(_("No Saved Games"), _("There are no save files to load"));
			return false;
		}

		return game_load(cache_config, data).show();
	}

private:
	/** Inherited from modal_dialog. */
	virtual void pre_show(window& window) override;

	/** Inherited from modal_dialog, implemented by REGISTER_DIALOG. */
	virtual const std::string& window_id() const override;

	void filter_text_changed(text_box_base* textbox, const std::string& text);
	void delete_button_callback(window& window);

	void display_savegame_internal(window& window);
	void display_savegame(window& window);
	void evaluate_summary_string(std::stringstream& str, const config& cfg_summary);

	void key_press_callback(window& window, const SDL_Keycode key);

	std::string& filename_;

	field_bool* change_difficulty_;
	field_bool* show_replay_;
	field_bool* cancel_orders_;

	config& summary_;

	std::vector<savegame::save_info> games_;
	const config& cache_config_;

	std::vector<std::string> last_words_;
};
} // namespace dialogs
} // namespace gui2