RetroArch/menu/menu_driver.h

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2015 - 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/>.
*/
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#ifndef __MENU_DRIVER_H__
#define __MENU_DRIVER_H__
#include <stddef.h>
#include <stdint.h>
#include <boolean.h>
#include <retro_miscellaneous.h>
#include "menu_list.h"
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#include "../settings_list.h"
#ifdef __cplusplus
extern "C" {
#endif
#define MENU_MAX_BUTTONS 219
#define MENU_MAX_AXES 32
#define MENU_MAX_HATS 4
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#ifndef MAX_USERS
#define MAX_USERS 16
#endif
struct menu_bind_state_port
{
bool buttons[MENU_MAX_BUTTONS];
int16_t axes[MENU_MAX_AXES];
uint16_t hats[MENU_MAX_HATS];
};
struct menu_bind_axis_state
{
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/* Default axis state. */
int16_t rested_axes[MENU_MAX_AXES];
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/* Locked axis state. If we configured an axis,
* avoid having the same axis state trigger something again right away. */
int16_t locked_axes[MENU_MAX_AXES];
};
struct menu_bind_state
{
struct retro_keybind *target;
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/* For keyboard binding. */
int64_t timeout_end;
unsigned begin;
unsigned last;
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unsigned user;
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struct menu_bind_state_port state[MAX_USERS];
struct menu_bind_axis_state axis_state[MAX_USERS];
bool skip;
};
typedef struct
{
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void *userdata;
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/* Used for key repeat */
unsigned delay_timer;
unsigned delay_count;
unsigned width;
unsigned height;
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size_t begin;
menu_list_t *menu_list;
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size_t cat_selection_ptr;
size_t selection_ptr;
bool need_refresh;
bool msg_force;
bool push_start_screen;
bool defer_core;
char deferred_path[PATH_MAX_LENGTH];
/* This buffer can be used to display generic OK messages to the user.
* Fill it and call
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* menu_list_push(driver.menu->menu_stack, "", "message", 0, 0);
*/
char message_contents[PATH_MAX_LENGTH];
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/* Quick jumping indices with L/R.
* Rebuilt when parsing directory. */
size_t scroll_indices[2 * (26 + 2) + 1];
unsigned scroll_indices_size;
unsigned scroll_accel;
char default_glslp[PATH_MAX_LENGTH];
char default_cgp[PATH_MAX_LENGTH];
const uint8_t *font;
bool alloc_font;
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bool load_no_content;
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struct video_shader *shader;
struct menu_bind_state binds;
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struct
{
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int16_t dx;
int16_t dy;
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int16_t x;
int16_t y;
bool enable;
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bool left;
bool right;
bool oldleft;
bool oldright;
bool wheelup;
bool wheeldown;
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unsigned ptr;
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} mouse;
struct
{
const char **buffer;
const char *label;
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const char *label_setting;
bool display;
unsigned type;
unsigned idx;
} keyboard;
rarch_setting_t *list_settings;
} menu_handle_t;
typedef struct menu_file_list_cbs
{
int (*action_deferred_push)(void *data, void *userdata, const char
*path, const char *label, unsigned type);
int (*action_ok)(const char *path, const char *label, unsigned type,
size_t idx);
int (*action_cancel)(const char *path, const char *label, unsigned type,
size_t idx);
int (*action_start)(unsigned type, const char *label, unsigned action);
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int (*action_select)(unsigned type, const char *label, unsigned action);
int (*action_content_list_switch)(void *data, void *userdata, const char
*path, const char *label, unsigned type);
int (*action_toggle)(unsigned type, const char *label, unsigned action);
int (*action_refresh)(file_list_t *list, file_list_t *menu_list);
int (*action_up_or_down)(unsigned type, const char *label, unsigned action);
} menu_file_list_cbs_t;
typedef struct menu_ctx_driver_backend
{
int (*iterate)(unsigned);
const char *ident;
} menu_ctx_driver_backend_t;
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extern menu_ctx_driver_backend_t menu_ctx_backend_common;
extern menu_ctx_driver_backend_t menu_ctx_backend_lakka;
typedef struct menu_ctx_driver
{
void (*set_texture)(void*);
void (*render_messagebox)(const char*);
void (*render)(void);
void (*frame)(void);
void* (*init)(void);
bool (*init_lists)(void*);
void (*free)(void*);
void (*context_reset)(void*);
void (*context_destroy)(void*);
void (*populate_entries)(void*, const char *, const char *,
unsigned);
void (*iterate)(void*, unsigned);
int (*input_postprocess)(uint64_t, uint64_t);
void (*navigation_clear)(void *, bool);
void (*navigation_decrement)(void *);
void (*navigation_increment)(void *);
void (*navigation_set)(void *, bool);
void (*navigation_set_last)(void *);
void (*navigation_descend_alphabet)(void *, size_t *);
void (*navigation_ascend_alphabet)(void *, size_t *);
void (*list_insert)(void *, const char *, const char *, size_t);
void (*list_delete)(void *, size_t, size_t);
void (*list_clear)(void *);
void (*list_cache)(bool, unsigned);
void (*list_set_selection)(void *);
void (*init_core_info)(void *);
void (*update_core_info)(void *);
const menu_ctx_driver_backend_t *backend;
const char *ident;
} menu_ctx_driver_t;
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extern menu_ctx_driver_t menu_ctx_rmenu;
extern menu_ctx_driver_t menu_ctx_rmenu_xui;
extern menu_ctx_driver_t menu_ctx_rgui;
extern menu_ctx_driver_t menu_ctx_glui;
extern menu_ctx_driver_t menu_ctx_xmb;
extern menu_ctx_driver_t menu_ctx_lakka;
extern menu_ctx_driver_t menu_ctx_ios;
/**
* menu_driver_find_handle:
* @index : index of driver to get handle to.
*
* Returns: handle to menu driver at index. Can be NULL
* if nothing found.
**/
const void *menu_driver_find_handle(int index);
/**
* menu_driver_find_ident:
* @index : index of driver to get handle to.
*
* Returns: Human-readable identifier of menu driver at index. Can be NULL
* if nothing found.
**/
const char *menu_driver_find_ident(int index);
/**
* config_get_menu_driver_options:
*
* Get an enumerated list of all menu driver names,
* separated by '|'.
*
* Returns: string listing of all menu driver names,
* separated by '|'.
**/
const char* config_get_menu_driver_options(void);
void find_menu_driver(void);
void init_menu(void);
#ifdef __cplusplus
}
#endif
#endif