helper.hpp

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/*
    Copyright (C) 2008 - 2025
    by Mark de Wever <koraq@xs4all.nl>
    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/widgets/scrollbar_container.hpp"
 
#include <string>
#include <vector>
 
class config;
 
namespace gui2
{
 
namespace implementation
{
 
using scrollbar_mode = scrollbar_container::scrollbar_mode;
 
/**
 * Returns the vertical alignment.
 *
 * @param v_align                 The string representing the alignment.
 *
 * @returns                       The alignment.
 */
unsigned get_v_align(const std::string& v_align);
 
/**
 * Returns the horizontal alignment.
 *
 * @param h_align                 The string representing the alignment.
 *
 * @returns                       The alignment.
 */
unsigned get_h_align(const std::string& h_align);
 
/**
 * Returns the border flags.
 *
 * @param borders                 The string representing the border flags.
 *
 * @returns                       The border flags.
 */
unsigned get_border(const std::vector<std::string>& borders);
 
/**
 * Returns the placement/resize flags.
 *
 * @param cfg                     The config to look for flags for.
 *
 * @returns                       The placement/resize flags.
 */
unsigned read_flags(const config& cfg);
 
/**
 * Returns the scrollbar mode flags.
 *
 * @param scrollbar_mode          The string representing the scrollbar_mode.
 *
 * @returns                       The scrollbar mode flags.
 */
scrollbar_mode get_scrollbar_mode(const std::string& scrollbar_mode);
 
/**
 * Returns the return value for a widget.
 *
 * If there's a valid retval_id that will be returned.
 * Else if there's a retval that's returned.
 * Else it falls back to the id.
 */
int get_retval(const std::string& retval_id,
               const int retval,
               const std::string& id);
 
} // namespace implementation
 
} // namespace gui2