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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2017 - Daniel De Matteis
*
* RetroArch 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 Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef CORE_OPTION_MANAGER_H__
#define CORE_OPTION_MANAGER_H__
#include <stddef.h>
#include <boolean.h>
#include <retro_common_api.h>
#include <lists/string_list.h>
RETRO_BEGIN_DECLS
struct core_option
{
char *desc;
char *key;
struct string_list *vals;
size_t index;
};
struct core_option_manager
{
config_file_t *conf;
char conf_path[PATH_MAX_LENGTH];
struct core_option *opts;
size_t size;
bool updated;
};
typedef struct core_option_manager core_option_manager_t;
/**
* core_option_manager_new:
* @conf_path : Filesystem path to write core option config file to.
* @vars : Pointer to variable array handle.
*
* Creates and initializes a core manager handle.
*
* Returns: handle to new core manager handle, otherwise NULL.
**/
core_option_manager_t *core_option_manager_new(const char *conf_path,
const void *data);
/**
* core_option_manager_updated:
* @opt : options manager handle
*
* Has a core option been updated?
*
* Returns: true (1) if a core option has been updated,
* otherwise false (0).
**/
bool core_option_manager_updated(core_option_manager_t *opt);
/**
* core_option_manager_flush:
* @opt : options manager handle
*
* Writes core option key-pair values to file.
*
* Returns: true (1) if core option values could be
* successfully saved to disk, otherwise false (0).
**/
bool core_option_manager_flush(core_option_manager_t *opt);
/**
* core_option_manager_flush_game_specific:
* @opt : options manager handle
* @path : path for the core options file
*
* Writes core option key-pair values to a custom file.
*
* Returns: true (1) if core option values could be
* successfully saved to disk, otherwise false (0).
**/
bool core_option_manager_flush_game_specific(
core_option_manager_t *opt, const char* path);
/**
* core_option_manager_free:
* @opt : options manager handle
*
* Frees core option manager handle.
**/
void core_option_manager_free(core_option_manager_t *opt);
void core_option_manager_get(core_option_manager_t *opt, void *data);
/**
* core_option_manager_size:
* @opt : options manager handle
*
* Gets total number of options.
*
* Returns: Total number of options.
**/
size_t core_option_manager_size(core_option_manager_t *opt);
/**
* core_option_manager_get_desc:
* @opt : options manager handle
* @idx : idx identifier of the option
*
* Gets description for an option.
*
* Returns: Description for an option.
**/
const char *core_option_manager_get_desc(core_option_manager_t *opt,
size_t idx);
/**
* core_option_manager_get_val:
* @opt : options manager handle
* @idx : idx identifier of the option
*
* Gets value for an option.
*
* Returns: Value for an option.
**/
const char *core_option_manager_get_val(core_option_manager_t *opt,
size_t idx);
void core_option_manager_set_val(core_option_manager_t *opt,
size_t idx, size_t val_idx);
/**
* core_option_manager_next:
* @opt : pointer to core option manager object.
* @idx : idx of core option to be reset to defaults.
*
* Get next value for core option specified by @idx.
* Options wrap around.
**/
void core_option_manager_next(core_option_manager_t *opt, size_t idx);
/**
* core_option_manager_prev:
* @opt : pointer to core option manager object.
* @idx : idx of core option to be reset to defaults.
* Options wrap around.
*
* Get previous value for core option specified by @idx.
* Options wrap around.
**/
void core_option_manager_prev(core_option_manager_t *opt, size_t idx);
/**
* core_option_manager_set_default:
* @opt : pointer to core option manager object.
* @idx : idx of core option to be reset to defaults.
*
* Reset core option specified by @idx and sets default value for option.
**/
void core_option_manager_set_default(core_option_manager_t *opt, size_t idx);
RETRO_END_DECLS
#endif
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