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RetroArch/menu/menu_driver.h

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* 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/>.
*/
#ifndef __MENU_DRIVER_H__
#define __MENU_DRIVER_H__
#include <stddef.h>
#include <stdint.h>
#include <boolean.h>
#include <retro_miscellaneous.h>
#include <queues/message_queue.h>
#include "menu_animation.h"
#include "menu_displaylist.h"
#include "menu_list.h"
#include "menu_navigation.h"
#include "menu_database.h"
#include "../settings_list.h"
#include "../playlist.h"
#include "../../libretro.h"
#ifdef __cplusplus
extern "C" {
#endif
#define MENU_MAX_BUTTONS 219
#define MENU_MAX_AXES 32
#define MENU_MAX_HATS 4
#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
{
/* Default axis state. */
int16_t rested_axes[MENU_MAX_AXES];
/* 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;
/* For keyboard binding. */
int64_t timeout_end;
unsigned begin;
unsigned last;
unsigned user;
struct menu_bind_state_port state[MAX_USERS];
struct menu_bind_axis_state axis_state[MAX_USERS];
bool skip;
};
typedef struct menu_framebuf
{
uint16_t *data;
unsigned width;
unsigned height;
size_t pitch;
} menu_framebuf_t;
typedef struct
{
void *userdata;
/* Delta timing */
float dt;
retro_time_t cur_time;
retro_time_t old_time;
/* Used for key repeat */
struct
{
float timer;
float count;
} delay;
size_t begin;
unsigned header_height;
float scroll_y;
menu_list_t *menu_list;
menu_navigation_t navigation;
struct
{
size_t selection_ptr;
size_t size;
} categories;
bool need_refresh;
bool nonblocking_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
* menu_list_push(driver->menu->menu_stack, "", "message", 0, 0);
*/
char message_contents[PATH_MAX_LENGTH];
msg_queue_t *msg_queue;
char default_glslp[PATH_MAX_LENGTH];
char default_cgp[PATH_MAX_LENGTH];
menu_framebuf_t frame_buf;
struct
{
void *buf;
int size;
const uint8_t *framebuf;
bool alloc_framebuf;
} font;
bool load_no_content;
struct video_shader *shader;
struct menu_bind_state binds;
struct
{
int16_t dx;
int16_t dy;
int16_t x;
int16_t y;
int16_t screen_x;
int16_t screen_y;
bool left;
bool right;
bool oldleft;
bool oldright;
bool wheelup;
bool wheeldown;
bool hwheelup;
bool hwheeldown;
bool scrollup;
bool scrolldown;
unsigned ptr;
} mouse;
struct
{
int16_t x;
int16_t y;
int16_t dx;
int16_t dy;
int16_t old_x;
int16_t old_y;
int16_t start_x;
int16_t start_y;
bool pressed[2];
bool oldpressed[2];
bool dragging;
bool back;
bool oldback;
unsigned ptr;
} pointer;
struct
{
const char **buffer;
const char *label;
const char *label_setting;
bool display;
unsigned type;
unsigned idx;
} keyboard;
struct
{
bool is_updated;
} label;
struct
{
bool dirty;
} framebuf;
struct
{
bool active;
} action;
struct
{
unsigned joypad;
uint64_t mouse;
} input;
rarch_setting_t *list_settings;
animation_t *animation;
bool animation_is_active;
content_playlist_t *db_playlist;
char db_playlist_file[PATH_MAX_LENGTH];
database_info_handle_t *db;
} menu_handle_t;
typedef struct menu_ctx_driver
{
void (*set_texture)(void);
void (*render_messagebox)(const char *msg);
void (*render)(void);
void (*frame)(void);
void* (*init)(void);
void (*free)(void*);
void (*context_reset)(void);
void (*context_destroy)(void);
void (*populate_entries)(const char *path, const char *label,
unsigned k);
void (*toggle)(bool);
void (*navigation_clear)(bool);
void (*navigation_decrement)(void);
void (*navigation_increment)(void);
void (*navigation_set)(bool);
void (*navigation_set_last)(void);
void (*navigation_descend_alphabet)(size_t *);
void (*navigation_ascend_alphabet)(size_t *);
void (*list_insert)(file_list_t *list, const char *, const char *, size_t);
void (*list_delete)(file_list_t *list, size_t, size_t);
void (*list_clear)(file_list_t *list);
void (*list_cache)(bool, unsigned);
void (*list_set_selection)(file_list_t *list);
bool (*load_background)(void *data);
const char *ident;
bool (*perform_action)(void* data, unsigned action);
} menu_ctx_driver_t;
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_null;
/**
* 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);
menu_handle_t *menu_driver_get_ptr(void);
void menu_driver_navigation_increment(void);
void menu_driver_navigation_decrement(void);
void menu_driver_navigation_clear(bool pending_push);
void menu_driver_navigation_set(bool scroll);
void menu_driver_navigation_set_last(void);
void menu_driver_set_texture(void);
void menu_driver_frame(void);
void menu_driver_context_reset(void);
void menu_driver_free(menu_handle_t *menu);
void menu_driver_render(void);
void menu_driver_toggle(bool latch);
void menu_driver_render_messagebox(const char *msg);
void menu_driver_populate_entries(const char *path, const char *label,
unsigned k);
bool menu_driver_load_background(void *data);
void menu_driver_navigation_descend_alphabet(size_t *);
void menu_driver_navigation_ascend_alphabet(size_t *);
void menu_driver_list_cache(bool state, unsigned action);
void menu_driver_list_delete(file_list_t *list, size_t i, size_t list_size);
void menu_driver_list_insert(file_list_t *list, const char *path,
const char *label, unsigned type, size_t list_size);
void menu_driver_list_clear(file_list_t *list);
void menu_driver_list_set_selection(file_list_t *list);
const menu_ctx_driver_t *menu_ctx_driver_get_ptr(void);
void menu_driver_context_destroy(void);
bool menu_driver_alive(void);
void menu_driver_set_alive(void);
void menu_driver_unset_alive(void);
#ifdef __cplusplus
}
#endif
#endif
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