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RetroArch/menu/menu_driver.c
twinaphex f533a986c5 Minor nit
2016-01-26 20:41:13 +01:00

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22 KiB
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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2016 - 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/>.
*/
#include <string.h>
#include <file/file_path.h>
#include <string/stdstring.h>
#include "menu_driver.h"
#include "menu_cbs.h"
#include "menu_display.h"
#include "menu_navigation.h"
#include "menu_hash.h"
#include "menu_shader.h"
#include "../general.h"
#include "../system.h"
#include "../defaults.h"
#include "../frontend/frontend.h"
#include "../string_list_special.h"
#include "../tasks/tasks.h"
#include "../verbosity.h"
static const menu_ctx_driver_t *menu_ctx_drivers[] = {
#if defined(HAVE_XUI)
&menu_ctx_xui,
#endif
#if defined(HAVE_MATERIALUI)
&menu_ctx_mui,
#endif
#if defined(HAVE_XMB)
&menu_ctx_xmb,
#endif
#if defined(HAVE_RGUI)
&menu_ctx_rgui,
#endif
#if defined(HAVE_ZARCH)
&menu_ctx_zarch,
#endif
&menu_ctx_null,
NULL
};
static menu_handle_t *menu_driver_data;
static const menu_ctx_driver_t *menu_driver_ctx;
static struct video_shader *menu_driver_shader;
static void *menu_userdata;
/**
* menu_driver_find_handle:
* @idx : 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 idx)
{
const void *drv = menu_ctx_drivers[idx];
if (!drv)
return NULL;
return drv;
}
/**
* menu_driver_find_ident:
* @idx : 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 idx)
{
const menu_ctx_driver_t *drv = menu_ctx_drivers[idx];
if (!drv)
return NULL;
return drv->ident;
}
/**
* 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)
{
return char_list_new_special(STRING_LIST_MENU_DRIVERS, NULL);
}
void find_menu_driver(void)
{
settings_t *settings = config_get_ptr();
int i = find_driver_index("menu_driver", settings->menu.driver);
if (i >= 0)
menu_driver_ctx = (const menu_ctx_driver_t*)menu_driver_find_handle(i);
else
{
unsigned d;
RARCH_WARN("Couldn't find any menu driver named \"%s\"\n",
settings->menu.driver);
RARCH_LOG_OUTPUT("Available menu drivers are:\n");
for (d = 0; menu_driver_find_handle(d); d++)
RARCH_LOG_OUTPUT("\t%s\n", menu_driver_find_ident(d));
RARCH_WARN("Going to default to first menu driver...\n");
menu_driver_ctx = (const menu_ctx_driver_t*)menu_driver_find_handle(0);
if (!menu_driver_ctx)
retro_fail(1, "find_menu_driver()");
}
}
menu_handle_t *menu_driver_get_ptr(void)
{
if (!menu_driver_data)
return NULL;
return menu_driver_data;
}
void init_menu(void)
{
if (menu_driver_data)
return;
find_menu_driver();
if (!(menu_driver_data = (menu_handle_t*)menu_init(menu_driver_ctx)))
retro_fail(1, "init_menu()");
if (menu_driver_ctx->lists_init)
if (!menu_driver_ctx->lists_init(menu_driver_data))
retro_fail(1, "init_menu()");
}
void menu_driver_list_insert(file_list_t *list, const char *path,
const char *label, size_t idx)
{
const menu_ctx_driver_t *driver = menu_driver_ctx;
if (driver->list_insert)
driver->list_insert(menu_userdata ? menu_userdata : NULL, list, path, label, idx);
}
void menu_driver_list_free(file_list_t *list, size_t idx, size_t list_size)
{
const menu_ctx_driver_t *driver = menu_driver_ctx;
if (driver->list_free)
driver->list_free(list, idx, list_size);
file_list_free_userdata (list, idx);
file_list_free_actiondata(list, idx);
}
void menu_driver_list_set_selection(file_list_t *list)
{
const menu_ctx_driver_t *driver = menu_driver_ctx;
if (driver && driver->list_set_selection)
driver->list_set_selection(menu_userdata ? menu_userdata : NULL, list);
}
size_t menu_driver_list_get_selection(void)
{
const menu_ctx_driver_t *driver = menu_driver_ctx;
if (driver && driver->list_get_selection)
return driver->list_get_selection(menu_userdata ? menu_userdata : NULL);
return 0;
}
bool menu_driver_list_push(menu_displaylist_info_t *info, unsigned type)
{
const menu_ctx_driver_t *driver = menu_driver_ctx;
if (driver->list_push)
if (driver->list_push(menu_driver_data, menu_userdata ? menu_userdata : NULL,
info, type) == 0)
return true;
return false;
}
void menu_driver_list_cache(menu_list_type_t type, unsigned action)
{
const menu_ctx_driver_t *driver = menu_driver_ctx;
if (driver->list_cache)
driver->list_cache(menu_userdata ? menu_userdata : NULL, type, action);
}
size_t menu_driver_list_get_size(menu_list_type_t type)
{
const menu_ctx_driver_t *driver = menu_driver_ctx;
if (driver && driver->list_get_size)
return driver->list_get_size(menu_userdata ? menu_userdata : NULL, type);
return 0;
}
void *menu_driver_list_get_entry(menu_list_type_t type, unsigned i)
{
const menu_ctx_driver_t *driver = menu_driver_ctx;
if (driver && driver->list_get_entry)
return driver->list_get_entry(menu_userdata ? menu_userdata : NULL, type, i);
return NULL;
}
int menu_driver_bind_init(menu_file_list_cbs_t *cbs,
const char *path, const char *label, unsigned type, size_t idx,
const char *elem0, const char *elem1,
uint32_t label_hash, uint32_t menu_label_hash)
{
int ret = 0;
const menu_ctx_driver_t *driver = menu_driver_ctx;
if (driver && driver->bind_init)
ret = driver->bind_init(cbs, path, label, type, idx, elem0, elem1,
label_hash, menu_label_hash);
return ret;
}
void menu_driver_free(menu_handle_t *menu)
{
const menu_ctx_driver_t *driver = menu_driver_ctx;
if (driver->free)
driver->free(menu_userdata);
if (!menu_driver_data)
return;
if (menu_userdata)
free(menu_userdata);
menu_userdata = NULL;
}
int menu_driver_iterate(enum menu_action action)
{
const menu_ctx_driver_t *driver = menu_driver_ctx;
if (driver->iterate)
return driver->iterate(menu_driver_data,
menu_userdata ? menu_userdata : NULL, action);
return -1;
}
static void menu_input_key_event(bool down, unsigned keycode,
uint32_t character, uint16_t mod)
{
(void)down;
(void)keycode;
(void)mod;
if (character == '/')
menu_entry_action(NULL, 0, MENU_ACTION_SEARCH);
}
static void menu_driver_toggle(bool latch)
{
retro_keyboard_event_t *key_event = NULL;
retro_keyboard_event_t *frontend_key_event = NULL;
settings_t *settings = config_get_ptr();
rarch_system_info_t *system = NULL;
runloop_ctl(RUNLOOP_CTL_SYSTEM_INFO_GET, &system);
menu_driver_ctl(RARCH_MENU_CTL_TOGGLE, &latch);
if (latch)
menu_driver_ctl(RARCH_MENU_CTL_SET_ALIVE, NULL);
else
menu_driver_ctl(RARCH_MENU_CTL_UNSET_ALIVE, NULL);
runloop_ctl(RUNLOOP_CTL_FRONTEND_KEY_EVENT_GET, &frontend_key_event);
runloop_ctl(RUNLOOP_CTL_KEY_EVENT_GET, &key_event);
if (menu_driver_ctl(RARCH_MENU_CTL_IS_ALIVE, NULL))
{
bool refresh = false;
menu_entries_ctl(MENU_ENTRIES_CTL_SET_REFRESH, &refresh);
/* Menu should always run with vsync on. */
event_cmd_ctl(EVENT_CMD_VIDEO_SET_BLOCKING_STATE, NULL);
/* Stop all rumbling before entering the menu. */
event_cmd_ctl(EVENT_CMD_RUMBLE_STOP, NULL);
if (settings->menu.pause_libretro)
event_cmd_ctl(EVENT_CMD_AUDIO_STOP, NULL);
/* Override keyboard callback to redirect to menu instead.
* We'll use this later for something ... */
if (key_event && frontend_key_event)
{
*frontend_key_event = *key_event;
*key_event = menu_input_key_event;
runloop_ctl(RUNLOOP_CTL_SET_FRAME_TIME_LAST, NULL);
}
}
else
{
if (!runloop_ctl(RUNLOOP_CTL_IS_SHUTDOWN, NULL))
driver_ctl(RARCH_DRIVER_CTL_SET_NONBLOCK_STATE, NULL);
if (settings && settings->menu.pause_libretro)
event_cmd_ctl(EVENT_CMD_AUDIO_START, NULL);
/* Prevent stray input from going to libretro core */
input_driver_ctl(RARCH_INPUT_CTL_SET_FLUSHING_INPUT, NULL);
/* Restore libretro keyboard callback. */
if (key_event && frontend_key_event)
*key_event = *frontend_key_event;
}
}
bool menu_driver_load_image(void *data, menu_image_type_t type)
{
const menu_ctx_driver_t *driver = menu_driver_ctx;
if (driver->load_image)
return driver->load_image(menu_userdata ? menu_userdata : NULL, data, type);
return false;
}
bool menu_environment_cb(menu_environ_cb_t type, void *data)
{
const menu_ctx_driver_t *driver = menu_driver_ctx;
if (driver->environ_cb)
{
int ret = driver->environ_cb(type, data, menu_userdata ? menu_userdata : NULL);
if (ret == 0)
return true;
}
return false;
}
int menu_driver_pointer_tap(unsigned x, unsigned y, unsigned ptr,
menu_file_list_cbs_t *cbs,
menu_entry_t *entry, unsigned action)
{
const menu_ctx_driver_t *driver = menu_driver_ctx;
if (driver->pointer_tap)
return driver->pointer_tap(menu_userdata ? menu_userdata : NULL, x, y, ptr, cbs, entry, action);
return 0;
}
/**
* menu_free:
* @menu : Menu handle.
*
* Frees a menu handle
**/
static void menu_free(menu_handle_t *menu)
{
if (!menu)
return;
menu_driver_ctl(RARCH_MENU_CTL_PLAYLIST_FREE, NULL);
menu_shader_free(menu);
menu_input_ctl(MENU_INPUT_CTL_DEINIT, NULL);
menu_navigation_ctl(MENU_NAVIGATION_CTL_DEINIT, NULL);
menu_driver_free(menu);
menu_driver_ctl(RARCH_MENU_CTL_SYSTEM_INFO_DEINIT, NULL);
menu_display_free();
menu_entries_ctl(MENU_ENTRIES_CTL_DEINIT, NULL);
event_cmd_ctl(EVENT_CMD_HISTORY_DEINIT, NULL);
runloop_ctl(RUNLOOP_CTL_CURRENT_CORE_LIST_FREE, NULL);
runloop_ctl(RUNLOOP_CTL_CURRENT_CORE_FREE, NULL);
free(menu);
}
#ifdef HAVE_ZLIB
static void bundle_decompressed(void *task_data, void *user_data, const char *err)
{
settings_t *settings = config_get_ptr();
decompress_task_data_t *dec = (decompress_task_data_t*)task_data;
if (dec && !err)
event_cmd_ctl(EVENT_CMD_REINIT, NULL);
if (err)
RARCH_ERR("%s", err);
if (dec)
{
/* delete bundle? */
free(dec->source_file);
free(dec);
}
settings->bundle_assets_extract_last_version = settings->bundle_assets_extract_version_current;
settings->bundle_finished = true;
}
#endif
/**
* menu_init:
* @data : Menu context handle.
*
* Create and initialize menu handle.
*
* Returns: menu handle on success, otherwise NULL.
**/
void *menu_init(const void *data)
{
menu_handle_t *menu = NULL;
menu_ctx_driver_t *menu_ctx = (menu_ctx_driver_t*)data;
settings_t *settings = config_get_ptr();
if (!menu_ctx)
return NULL;
menu = (menu_handle_t*)menu_ctx->init(&menu_userdata);
if (!menu)
return NULL;
strlcpy(settings->menu.driver, menu_ctx->ident,
sizeof(settings->menu.driver));
if (!menu_entries_ctl(MENU_ENTRIES_CTL_INIT, NULL))
goto error;
if (!runloop_ctl(RUNLOOP_CTL_CURRENT_CORE_INIT, NULL))
goto error;
#ifdef HAVE_SHADER_MANAGER
menu_driver_shader = (struct video_shader*)calloc(1, sizeof(struct video_shader));
if (!menu_driver_shader)
goto error;
#endif
if (settings->menu_show_start_screen)
{
menu->push_help_screen = true;
menu->help_screen_type = MENU_HELP_WELCOME;
settings->menu_show_start_screen = false;
event_cmd_ctl(EVENT_CMD_MENU_SAVE_CURRENT_CONFIG, NULL);
}
if ( settings->bundle_assets_extract_enable
&& !string_is_empty(settings->bundle_assets_src_path)
&& !string_is_empty(settings->bundle_assets_dst_path)
#ifdef IOS
&& menu->push_help_screen
#else
&& (settings->bundle_assets_extract_version_current != settings->bundle_assets_extract_last_version)
#endif
)
{
menu->help_screen_type = MENU_HELP_EXTRACT;
menu->push_help_screen = true;
#ifdef HAVE_ZLIB
rarch_task_push_decompress(settings->bundle_assets_src_path, settings->bundle_assets_dst_path,
settings->bundle_assets_dst_path_subdir, NULL, NULL, bundle_decompressed, NULL);
#endif
}
menu_driver_ctl(RARCH_MENU_CTL_SHADER_MANAGER_INIT, NULL);
if (!menu_display_init())
goto error;
return menu;
error:
menu_free(menu);
return NULL;
}
bool menu_driver_ctl(enum rarch_menu_ctl_state state, void *data)
{
static struct retro_system_info menu_driver_system;
static content_playlist_t *menu_driver_playlist = NULL;
static bool menu_driver_prevent_populate = false;
static bool menu_driver_load_no_content = false;
static bool menu_driver_alive = false;
static bool menu_driver_data_own = false;
const menu_ctx_driver_t *driver = menu_driver_ctx;
switch (state)
{
case RARCH_MENU_CTL_DESTROY:
menu_driver_prevent_populate = false;
menu_driver_load_no_content = false;
menu_driver_alive = false;
menu_driver_data_own = false;
menu_driver_ctx = NULL;
break;
case RARCH_MENU_CTL_PLAYLIST_FREE:
if (menu_driver_playlist)
content_playlist_free(menu_driver_playlist);
menu_driver_playlist = NULL;
break;
case RARCH_MENU_CTL_PLAYLIST_INIT:
{
const char *path = (const char*)data;
if (string_is_empty(path))
return false;
menu_driver_playlist = content_playlist_init(path,
COLLECTION_SIZE);
}
return true;
case RARCH_MENU_CTL_PLAYLIST_GET:
{
content_playlist_t **playlist = (content_playlist_t**)data;
if (!playlist)
return false;
*playlist = menu_driver_playlist;
}
return true;
case RARCH_MENU_CTL_SYSTEM_INFO_GET:
{
struct retro_system_info **system = (struct retro_system_info**)data;
if (!system)
return false;
*system = &menu_driver_system;
}
return true;
case RARCH_MENU_CTL_SYSTEM_INFO_DEINIT:
#ifdef HAVE_DYNAMIC
libretro_free_system_info(&menu_driver_system);
memset(&menu_driver_system, 0, sizeof(struct retro_system_info));
#endif
break;
case RARCH_MENU_CTL_RENDER_MESSAGEBOX:
if (driver->render_messagebox)
driver->render_messagebox(menu_userdata, menu_driver_data->menu_state.msg);
break;
case RARCH_MENU_CTL_BLIT_RENDER:
if (driver->render)
driver->render(menu_userdata);
break;
case RARCH_MENU_CTL_RENDER:
menu_iterate_render(menu_driver_data, menu_userdata);
break;
case RARCH_MENU_CTL_SHADER_DEINIT:
#ifdef HAVE_SHADER_MANAGER
if (menu_driver_shader)
free(menu_driver_shader);
menu_driver_shader = NULL;
#endif
return true;
case RARCH_MENU_CTL_SHADER_GET:
{
struct video_shader **shader = (struct video_shader**)data;
if (!shader)
return false;
*shader = menu_driver_shader;
}
return true;
case RARCH_MENU_CTL_FRAME:
if (!menu_driver_alive)
return false;
if (driver->frame)
driver->frame(menu_userdata);
break;
case RARCH_MENU_CTL_SET_PREVENT_POPULATE:
menu_driver_prevent_populate = true;
break;
case RARCH_MENU_CTL_UNSET_PREVENT_POPULATE:
menu_driver_prevent_populate = false;
break;
case RARCH_MENU_CTL_IS_PREVENT_POPULATE:
return menu_driver_prevent_populate;
case RARCH_MENU_CTL_SET_TOGGLE:
menu_driver_toggle(true);
break;
case RARCH_MENU_CTL_UNSET_TOGGLE:
menu_driver_toggle(false);
break;
case RARCH_MENU_CTL_SET_ALIVE:
menu_driver_alive = true;
break;
case RARCH_MENU_CTL_UNSET_ALIVE:
menu_driver_alive = false;
break;
case RARCH_MENU_CTL_IS_ALIVE:
return menu_driver_alive;
case RARCH_MENU_CTL_SET_OWN_DRIVER:
menu_driver_data_own = true;
break;
case RARCH_MENU_CTL_UNSET_OWN_DRIVER:
menu_driver_data_own = false;
break;
case RARCH_MENU_CTL_SET_TEXTURE:
if (driver->set_texture)
driver->set_texture();
break;
case RARCH_MENU_CTL_IS_SET_TEXTURE:
if (!menu_driver_ctx)
return false;
return menu_driver_ctx->set_texture;
case RARCH_MENU_CTL_OWNS_DRIVER:
return menu_driver_data_own;
case RARCH_MENU_CTL_DEINIT:
menu_free(menu_driver_data);
menu_driver_data = NULL;
break;
case RARCH_MENU_CTL_LOAD_NO_CONTENT_GET:
{
bool **ptr = (bool**)data;
if (!ptr)
return false;
*ptr = (bool*)&menu_driver_load_no_content;
}
return true;
case RARCH_MENU_CTL_HAS_LOAD_NO_CONTENT:
return menu_driver_load_no_content;
case RARCH_MENU_CTL_SET_LOAD_NO_CONTENT:
menu_driver_load_no_content = true;
break;
case RARCH_MENU_CTL_UNSET_LOAD_NO_CONTENT:
menu_driver_load_no_content = false;
break;
case RARCH_MENU_CTL_NAVIGATION_INCREMENT:
if (driver->navigation_increment)
driver->navigation_increment(menu_userdata);
break;
case RARCH_MENU_CTL_NAVIGATION_DECREMENT:
if (driver->navigation_decrement)
driver->navigation_decrement(menu_userdata);
break;
case RARCH_MENU_CTL_NAVIGATION_SET:
{
bool *scroll = (bool*)data;
if (!scroll)
return false;
if (driver->navigation_set)
driver->navigation_set(menu_userdata, *scroll);
}
return true;
case RARCH_MENU_CTL_NAVIGATION_SET_LAST:
if (driver->navigation_set_last)
driver->navigation_set_last(menu_userdata);
break;
case RARCH_MENU_CTL_NAVIGATION_ASCEND_ALPHABET:
{
size_t *ptr_out = (size_t*)data;
if (!ptr_out)
return false;
if (driver->navigation_ascend_alphabet)
driver->navigation_ascend_alphabet(menu_userdata, ptr_out);
}
case RARCH_MENU_CTL_NAVIGATION_DESCEND_ALPHABET:
{
size_t *ptr_out = (size_t*)data;
if (!ptr_out)
return false;
if (driver->navigation_descend_alphabet)
driver->navigation_descend_alphabet(menu_userdata, ptr_out);
}
break;
case RARCH_MENU_CTL_NAVIGATION_CLEAR:
{
bool *pending_push = (bool*)data;
if (!pending_push)
return false;
if (driver->navigation_clear)
driver->navigation_clear(menu_userdata ? menu_userdata : NULL, pending_push);
}
break;
case RARCH_MENU_CTL_POPULATE_ENTRIES:
{
menu_displaylist_info_t *info = (menu_displaylist_info_t*)data;
if (!info)
return false;
if (driver->populate_entries)
driver->populate_entries(
menu_userdata, info->path, info->label, info->type);
}
return true;
case RARCH_MENU_CTL_LIST_CLEAR:
{
file_list_t *list = (file_list_t*)data;
if (!list)
return false;
if (driver->list_clear)
driver->list_clear(list);
}
return true;
case RARCH_MENU_CTL_TOGGLE:
{
bool *latch = (bool*)data;
if (!latch)
return false;
if (driver->toggle)
driver->toggle(menu_userdata, *latch);
}
break;
case RARCH_MENU_CTL_REFRESH:
{
#if 0
bool refresh = false;
menu_entries_ctl(MENU_ENTRIES_CTL_LIST_DEINIT, NULL);
menu_entries_ctl(MENU_ENTRIES_CTL_SETTINGS_DEINIT, NULL);
menu_entries_ctl(MENU_ENTRIES_CTL_INIT, NULL);
menu_entries_ctl(MENU_ENTRIES_CTL_SET_REFRESH, &refresh);
#endif
}
break;
case RARCH_MENU_CTL_CONTEXT_RESET:
if (driver->context_reset)
driver->context_reset(menu_userdata ? menu_userdata : NULL);
break;
case RARCH_MENU_CTL_CONTEXT_DESTROY:
if (driver && driver->context_destroy)
driver->context_destroy(menu_userdata ? menu_userdata : NULL);
break;
case RARCH_MENU_CTL_SHADER_MANAGER_INIT:
menu_shader_manager_init(menu_driver_data);
return true;
default:
case RARCH_MENU_CTL_NONE:
break;
}
return false;
}
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