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RetroArch/menu/menu_entries.c

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2014 - 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 "menu_entries.h"
#include <file/file_list.h>
#include <file/file_path.h>
#include "../file_ops.h"
#include <file/dir_list.h>
void menu_entries_refresh(file_list_t *list)
{
if (!list || !driver.menu)
return;
(void)list;
/* Before a refresh, we could have deleted a file on disk, causing
* selection_ptr to suddendly be out of range.
* Ensure it doesn't overflow. */
if (driver.menu->selection_ptr >= menu_list_get_size(driver.menu->menu_list)
&& menu_list_get_size(driver.menu->menu_list))
menu_navigation_set(driver.menu, menu_list_get_size(driver.menu->menu_list) - 1, true);
else if (!menu_list_get_size(driver.menu->menu_list))
menu_navigation_clear(driver.menu, true);
}
static inline bool entries_list_elem_is_dir(file_list_t *buf,
unsigned offset)
{
const char *path = NULL;
const char *label = NULL;
unsigned type = 0;
menu_list_get_at_offset(buf, offset, &path, &label, &type);
return type != MENU_FILE_PLAIN;
}
static inline int entries_list_get_first_char(file_list_t *buf,
unsigned offset)
{
int ret;
const char *path = NULL;
menu_list_get_alt_at_offset(buf, offset, &path);
ret = tolower(*path);
/* "Normalize" non-alphabetical entries so they
* are lumped together for purposes of jumping. */
if (ret < 'a')
ret = 'a' - 1;
else if (ret > 'z')
ret = 'z' + 1;
return ret;
}
void menu_entries_build_scroll_indices(file_list_t *list)
{
size_t i;
int current;
bool current_is_dir;
if (!driver.menu || !list)
return;
driver.menu->scroll_indices_size = 0;
if (!list->size)
return;
driver.menu->scroll_indices[driver.menu->scroll_indices_size++] = 0;
current = entries_list_get_first_char(list, 0);
current_is_dir = entries_list_elem_is_dir(list, 0);
for (i = 1; i < list->size; i++)
{
int first = entries_list_get_first_char(list, i);
bool is_dir = entries_list_elem_is_dir(list, i);
if ((current_is_dir && !is_dir) || (first > current))
driver.menu->scroll_indices[driver.menu->scroll_indices_size++] = i;
current = first;
current_is_dir = is_dir;
}
driver.menu->scroll_indices[driver.menu->scroll_indices_size++] =
list->size - 1;
}
int setting_set_flags(rarch_setting_t *setting)
{
if (!setting)
return 0;
if (setting->flags & SD_FLAG_IS_DRIVER)
return MENU_SETTING_DRIVER;
else
{
switch (setting->type)
{
case ST_ACTION:
return MENU_SETTING_ACTION;
case ST_PATH:
return MENU_FILE_PATH;
case ST_GROUP:
return MENU_SETTING_GROUP;
case ST_SUB_GROUP:
return MENU_SETTING_SUBGROUP;
default:
break;
}
}
return 0;
}
int entries_push_main_menu_list(menu_handle_t *menu,
file_list_t *list,
const char *path, const char *label,
unsigned menu_type)
{
settings_list_free(menu->list_mainmenu);
menu->list_mainmenu = (rarch_setting_t *)setting_data_new(SL_FLAG_MAIN_MENU);
rarch_setting_t *setting = (rarch_setting_t*)setting_data_find_setting(menu->list_mainmenu,
label);
if (!setting)
return -1;
menu_list_clear(list);
for (; setting->type != ST_END_GROUP; setting++)
{
if (
setting->type == ST_GROUP ||
setting->type == ST_SUB_GROUP ||
setting->type == ST_END_SUB_GROUP
)
continue;
menu_list_push(list, setting->short_description,
setting->name, setting_set_flags(setting), 0);
}
if (driver.menu_ctx && driver.menu_ctx->populate_entries)
driver.menu_ctx->populate_entries(menu, path, label, menu_type);
return 0;
}
static void content_list_push(void *data, core_info_t *info, const char* path)
{
int num_items, j;
struct string_list *list = NULL;
file_list_t *flist = (file_list_t*)data;
if (!info)
return;
list = (struct string_list*)dir_list_new(path, info->supported_extensions, true);
dir_list_sort(list, true);
num_items = list ? list->size : 0;
for (j = 0; j < num_items; j++)
{
if (list->elems[j].attr.i == RARCH_DIRECTORY) // is a directory
content_list_push(flist, info, list->elems[j].data);
else
menu_list_push(
flist,
path_basename(list->elems[j].data),
"content_actions",
MENU_FILE_CONTENTLIST_ENTRY,
0);
}
string_list_free(list);
}
int entries_push_horizontal_menu_list(menu_handle_t *menu,
file_list_t *list,
const char *path, const char *label,
unsigned menu_type)
{
menu_list_clear(list);
core_info_t *info = NULL;
core_info_list_t *info_list = NULL;
info_list = (core_info_list_t*)g_extern.core_info;
info = NULL;
if (!info_list)
return -1;
info = (core_info_t*)&info_list->list[driver.menu->cat_selection_ptr - 1];
if (!info)
return -1;
if (!info->supports_no_game)
content_list_push(list, info, g_settings.content_directory);
else
menu_list_push(
list,
info->display_name,
"content_actions",
MENU_FILE_CONTENTLIST_ENTRY,
0);
driver.menu->scroll_indices_size = 0;
menu_entries_build_scroll_indices(list);
menu_entries_refresh(list);
if (driver.menu_ctx && driver.menu_ctx->populate_entries)
driver.menu_ctx->populate_entries(menu, path, label, menu_type);
return 0;
}
static void parse_drive_list(file_list_t *list)
{
size_t i;
(void)i;
#if defined(GEKKO)
#ifdef HW_RVL
menu_list_push(list,
"sd:/", "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list,
"usb:/", "", MENU_FILE_DIRECTORY, 0);
#endif
menu_list_push(list,
"carda:/", "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list,
"cardb:/", "", MENU_FILE_DIRECTORY, 0);
#elif defined(_XBOX1)
menu_list_push(list,
"C:", "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list,
"D:", "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list,
"E:", "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list,
"F:", "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list,
"G:", "", MENU_FILE_DIRECTORY, 0);
#elif defined(_XBOX360)
menu_list_push(list,
"game:", "", MENU_FILE_DIRECTORY, 0);
#elif defined(_WIN32)
unsigned drives = GetLogicalDrives();
char drive[] = " :\\";
for (i = 0; i < 32; i++)
{
drive[0] = 'A' + i;
if (drives & (1 << i))
menu_list_push(list,
drive, "", MENU_FILE_DIRECTORY, 0);
}
#elif defined(__CELLOS_LV2__)
menu_list_push(list,
"/app_home/", "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list,
"/dev_hdd0/", "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list,
"/dev_hdd1/", "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list,
"/host_root/", "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list,
"/dev_usb000/", "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list,
"/dev_usb001/", "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list,
"/dev_usb002/", "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list,
"/dev_usb003/", "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list,
"/dev_usb004/", "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list,
"/dev_usb005/", "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list,
"/dev_usb006/", "", MENU_FILE_DIRECTORY, 0);
#elif defined(PSP)
menu_list_push(list,
"ms0:/", "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list,
"ef0:/", "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list,
"host0:/", "", MENU_FILE_DIRECTORY, 0);
#elif defined(IOS)
menu_list_push(list,
"/var/mobile/Documents/", "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list,
"/var/mobile/", "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list,
g_defaults.core_dir, "", MENU_FILE_DIRECTORY, 0);
menu_list_push(list, "/", "",
MENU_FILE_DIRECTORY, 0);
#else
menu_list_push(list, "/", "",
MENU_FILE_DIRECTORY, 0);
#endif
}
int menu_entries_parse_list(file_list_t *list, file_list_t *menu_list,
const char *dir, const char *label, unsigned type,
unsigned default_type_plain, const char *exts)
{
size_t i, list_size;
struct string_list *str_list = NULL;
menu_list_clear(list);
if (!*dir)
{
parse_drive_list(list);
if (driver.menu_ctx && driver.menu_ctx->populate_entries)
driver.menu_ctx->populate_entries(driver.menu, dir, label, type);
return 0;
}
#if defined(GEKKO) && defined(HW_RVL)
LWP_MutexLock(gx_device_mutex);
int dev = gx_get_device_from_path(dir);
if (dev != -1 && !gx_devices[dev].mounted &&
gx_devices[dev].interface->isInserted())
fatMountSimple(gx_devices[dev].name, gx_devices[dev].interface);
LWP_MutexUnlock(gx_device_mutex);
#endif
bool path_is_compressed = path_is_compressed_file(dir);
bool push_dir = menu_common_type_is(label, type) == MENU_FILE_DIRECTORY;
if (path_is_compressed)
str_list = compressed_file_list_new(dir,exts);
else
str_list = dir_list_new(dir, exts, true);
if (!str_list)
return -1;
dir_list_sort(str_list, true);
if (push_dir)
menu_list_push(list, "<Use this directory>", "",
MENU_FILE_USE_DIRECTORY, 0);
list_size = str_list->size;
for (i = 0; i < str_list->size; i++)
{
menu_file_type_t file_type = MENU_FILE_NONE;
switch (str_list->elems[i].attr.i)
{
case RARCH_DIRECTORY:
file_type = MENU_FILE_DIRECTORY;
break;
case RARCH_COMPRESSED_ARCHIVE:
file_type = MENU_FILE_CARCHIVE;
break;
case RARCH_COMPRESSED_FILE_IN_ARCHIVE:
file_type = MENU_FILE_IN_CARCHIVE;
break;
case RARCH_PLAIN_FILE:
default:
if (!strcmp(label, "detect_core_list"))
{
if (path_is_compressed_file(str_list->elems[i].data))
{
/* in case of deferred_core_list we have to interpret
* every archive as an archive to disallow instant loading
*/
file_type = MENU_FILE_CARCHIVE;
break;
}
}
file_type = (menu_file_type_t)default_type_plain;
break;
}
bool is_dir = (file_type == MENU_FILE_DIRECTORY);
if (push_dir && !is_dir)
continue;
/* Need to preserve slash first time. */
const char *path = str_list->elems[i].data;
if (*dir && !path_is_compressed)
path = path_basename(path);
#ifdef HAVE_LIBRETRO_MANAGEMENT
#ifdef RARCH_CONSOLE
if (!strcmp(label, "core_list") && (is_dir ||
strcasecmp(path, SALAMANDER_FILE) == 0))
continue;
#endif
#endif
/* Push type further down in the chain.
* Needed for shader manager currently. */
if (!strcmp(label, "core_list"))
{
/* Compressed cores are unsupported */
if (file_type == MENU_FILE_CARCHIVE)
continue;
menu_list_push(list, path, "",
is_dir ? MENU_FILE_DIRECTORY : MENU_FILE_CORE, 0);
}
else
menu_list_push(list, path, "",
file_type, 0);
}
string_list_free(str_list);
if (!strcmp(label, "core_list"))
{
menu_list_get_last_stack(driver.menu->menu_list, &dir, NULL, NULL);
list_size = file_list_get_size(list);
for (i = 0; i < list_size; i++)
{
char core_path[PATH_MAX], display_name[PATH_MAX];
const char *path = NULL;
menu_list_get_at_offset(list, i, &path, NULL, &type);
if (type != MENU_FILE_CORE)
continue;
fill_pathname_join(core_path, dir, path, sizeof(core_path));
if (g_extern.core_info &&
core_info_list_get_display_name(g_extern.core_info,
core_path, display_name, sizeof(display_name)))
menu_list_set_alt_at_offset(list, i, display_name);
}
menu_list_sort_on_alt(list);
}
driver.menu->scroll_indices_size = 0;
menu_entries_build_scroll_indices(list);
menu_entries_refresh(list);
if (driver.menu_ctx && driver.menu_ctx->populate_entries)
driver.menu_ctx->populate_entries(driver.menu, dir, label, type);
return 0;
}
int menu_entries_deferred_push(file_list_t *list, file_list_t *menu_list)
{
unsigned type = 0;
const char *path = NULL;
const char *label = NULL;
menu_file_list_cbs_t *cbs = NULL;
menu_list_get_last_stack(driver.menu->menu_list, &path, &label, &type);
if (!strcmp(label, "Main Menu"))
return entries_push_main_menu_list(driver.menu, list, path, label, type);
else if (!strcmp(label, "Horizontal Menu"))
return entries_push_horizontal_menu_list(driver.menu, list, path, label, type);
cbs = (menu_file_list_cbs_t*)
menu_list_get_last_stack_actiondata(driver.menu->menu_list);
if (cbs->action_deferred_push)
return cbs->action_deferred_push(list, menu_list, path, label, type);
return 0;
}
bool menu_entries_init(menu_handle_t *menu)
{
if (!menu)
return false;
menu->list_mainmenu = setting_data_new(SL_FLAG_MAIN_MENU);
menu->list_settings = setting_data_new(SL_FLAG_ALL_SETTINGS);
menu_list_push_stack(menu->menu_list, "", "Main Menu", MENU_SETTINGS, 0);
menu_navigation_clear(menu, true);
entries_push_main_menu_list(menu, menu->menu_list->selection_buf,
"", "Main Menu", 0);
return true;
}
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