game_load.hpp

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/*
    Copyright (C) 2008 - 2024
    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 "gui/widgets/menu_button.hpp"
#include "save_index.hpp"
#include "savegame.hpp"
 
#include <SDL2/SDL_keycode.h>
 
namespace gui2
{
 
namespace dialogs
{
 
class game_load : public modal_dialog
{
public:
    game_load(const game_config_view& cache_config, savegame::load_game_metadata& data);
 
    static bool execute(const game_config_view& cache_config, savegame::load_game_metadata& data);
 
private:
    virtual void pre_show(window& window) override;
 
    virtual const std::string& window_id() const override;
 
    void set_save_dir_list(menu_button& dir_list);
 
    /** Update (both internally and visually) the list of games. */
    void populate_game_list();
 
    void filter_text_changed(const std::string& text);
    void browse_button_callback();
    void delete_button_callback();
    void handle_dir_select();
 
    /**
     * Implementation detail of filter_text_changed and handle_dir_select
     *
     * @param text Current contents of the textbox
     * @param force If true, recalculate even if the text is the same as last time
     */
    void apply_filter_text(const std::string& text, bool force);
 
    /** Part of display_savegame that might throw a config::error if the savegame data is corrupt. */
    void display_savegame_internal(const savegame::save_info& game);
    void display_savegame();
    void evaluate_summary_string(std::stringstream& str, const config& cfg_summary);
 
    void key_press_callback(const SDL_Keycode key);
 
    std::string& filename_;
    std::shared_ptr<savegame::save_index_class>& save_index_manager_;
 
    field_bool* change_difficulty_;
    field_bool* show_replay_;
    field_bool* cancel_orders_;
 
    config& summary_;
 
    std::vector<savegame::save_info> games_;
    const game_config_view& cache_config_;
 
    std::vector<std::string> last_words_;
};
} // namespace dialogs
} // namespace gui2