RetroArch/menu/cbs/menu_cbs_iterate.c
2015-06-22 02:19:29 +02:00

607 lines
18 KiB
C

/* RetroArch - A frontend for libretro.
* 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/>.
*/
#include <compat/strl.h>
#include <file/file_path.h>
#include <retro_inline.h>
#include "../menu.h"
#include "../menu_display.h"
#include "../menu_hash.h"
#include "../menu_entry.h"
#include "../menu_setting.h"
#include "../menu_input.h"
#include "../menu_shader.h"
#include "../menu_navigation.h"
#include "../../general.h"
#include "../../retroarch.h"
#include "../../input/input_common.h"
#include "../../input/input_autodetect.h"
extern char detect_content_path[PATH_MAX_LENGTH];
static int archive_open(void)
{
char cat_path[PATH_MAX_LENGTH] = {0};
menu_displaylist_info_t info = {0};
const char *menu_path = NULL;
const char *menu_label = NULL;
const char* path = NULL;
unsigned int type = 0;
size_t entry_idx = 0;
menu_navigation_t *nav = menu_navigation_get_ptr();
menu_list_t *menu_list = menu_list_get_ptr();
if (!menu_list || !nav)
return -1;
menu_list_pop_stack(menu_list);
menu_list_get_last_stack(menu_list,
&menu_path, &menu_label, NULL, NULL);
if (menu_list_get_size(menu_list) == 0)
return 0;
menu_list_get_at_offset(menu_list->selection_buf,
nav->selection_ptr, &path, NULL, &type, &entry_idx);
fill_pathname_join(cat_path, menu_path, path, sizeof(cat_path));
fill_pathname_join(detect_content_path, menu_path, path,
sizeof(detect_content_path));
info.list = menu_list->menu_stack;
info.type = type;
info.directory_ptr = nav->selection_ptr;
strlcpy(info.path, cat_path, sizeof(info.path));
strlcpy(info.label, menu_label, sizeof(info.label));
return menu_displaylist_push_list(&info, DISPLAYLIST_GENERIC);
}
static int archive_load(void)
{
int ret = 0;
menu_displaylist_info_t info = {0};
const char *menu_path = NULL;
const char *menu_label = NULL;
const char* path = NULL;
size_t entry_idx = 0;
settings_t *settings = config_get_ptr();
global_t *global = global_get_ptr();
size_t selected = menu_navigation_get_current_selection();
menu_handle_t *menu = menu_driver_get_ptr();
menu_list_t *menu_list = menu_list_get_ptr();
if (!menu || !menu_list)
return -1;
menu_list_pop_stack(menu_list);
menu_list_get_last_stack(menu_list, &menu_path, &menu_label, NULL, NULL);
if (menu_list_get_size(menu_list) == 0)
return 0;
menu_list_get_at_offset(menu_list->selection_buf,
selected, &path, NULL, NULL, &entry_idx);
ret = rarch_defer_core(global->core_info, menu_path, path, menu_label,
menu->deferred_path, sizeof(menu->deferred_path));
fill_pathname_join(detect_content_path, menu_path, path,
sizeof(detect_content_path));
switch (ret)
{
case -1:
event_command(EVENT_CMD_LOAD_CORE);
menu_common_load_content(false);
break;
case 0:
info.list = menu_list->menu_stack;
info.type = 0;
info.directory_ptr = selected;
strlcpy(info.path, settings->libretro_directory, sizeof(info.path));
strlcpy(info.label,
menu_hash_to_str(MENU_LABEL_DEFERRED_CORE_LIST), sizeof(info.label));
ret = menu_displaylist_push_list(&info, DISPLAYLIST_GENERIC);
break;
}
return ret;
}
static int load_or_open_zip_iterate(char *s, size_t len, unsigned action)
{
snprintf(s, len, "Opening compressed file\n"
" \n"
" - OK to open as Folder\n"
" - Cancel/Back to Load \n");
menu_driver_render_messagebox(s);
switch (action)
{
case MENU_ACTION_OK:
archive_open();
break;
case MENU_ACTION_CANCEL:
archive_load();
break;
}
return 0;
}
static int action_iterate_help(char *s, size_t len, const char *label)
{
unsigned i;
static const unsigned binds[] = {
RETRO_DEVICE_ID_JOYPAD_UP,
RETRO_DEVICE_ID_JOYPAD_DOWN,
RETRO_DEVICE_ID_JOYPAD_A,
RETRO_DEVICE_ID_JOYPAD_B,
RETRO_DEVICE_ID_JOYPAD_SELECT,
RARCH_MENU_TOGGLE,
RARCH_QUIT_KEY,
RETRO_DEVICE_ID_JOYPAD_X,
RETRO_DEVICE_ID_JOYPAD_Y,
};
char desc[ARRAY_SIZE(binds)][64] = {{0}};
settings_t *settings = config_get_ptr();
menu_driver_render();
for (i = 0; i < ARRAY_SIZE(binds); i++)
{
const struct retro_keybind *keybind = (const struct retro_keybind*)
&settings->input.binds[0][binds[i]];
const struct retro_keybind *auto_bind = (const struct retro_keybind*)
input_get_auto_bind(0, binds[i]);
input_get_bind_string(desc[i], keybind, auto_bind, sizeof(desc[i]));
}
snprintf(s, len,
"-- Welcome to RetroArch --\n"
" \n" // strtok_r doesn't split empty strings.
"Basic Menu controls:\n"
" Scroll (Up): %-20s\n"
" Scroll (Down): %-20s\n"
" Accept/OK: %-20s\n"
" Back: %-20s\n"
" Info: %-20s\n"
"Enter/Exit Menu: %-20s\n"
" Exit RetroArch: %-20s\n"
"Toggle Keyboard: %-20s\n"
" \n"
"To run content:\n"
"Load a libretro core (Core).\n"
"Load a content file (Load Content). \n"
" \n"
"See Path Settings to set directories \n"
"for faster access to files.\n"
" \n"
"Press Accept/OK to continue.",
desc[0], desc[1], desc[2], desc[3], desc[4], desc[5], desc[6], desc[7]);
return 0;
}
static int action_iterate_info(char *s, size_t len, const char *label)
{
int ret = 0;
char needle[PATH_MAX_LENGTH] = {0};
unsigned info_type = 0;
rarch_setting_t *current_setting = NULL;
file_list_t *list = NULL;
menu_list_t *menu_list = menu_list_get_ptr();
size_t selection = menu_navigation_get_current_selection();
if (!menu_list)
return 0;
list = (file_list_t*)menu_list->selection_buf;
menu_driver_render();
current_setting = menu_setting_find(list->list[selection].label);
if (current_setting)
strlcpy(needle, current_setting->name, sizeof(needle));
else if ((current_setting = menu_setting_find(list->list[selection].label)))
{
if (current_setting)
strlcpy(needle, current_setting->name, sizeof(needle));
}
else
{
const char *lbl = NULL;
menu_list_get_at_offset(list, selection, NULL, &lbl, &info_type, NULL);
if (lbl)
strlcpy(needle, lbl, sizeof(needle));
}
setting_get_description(needle, s, len);
return ret;
}
static int action_iterate_load_open_zip(const char *label, char *s, size_t len, unsigned action)
{
settings_t *settings = config_get_ptr();
switch (settings->archive.mode)
{
case 0:
return load_or_open_zip_iterate(s, len, action);
case 1:
return archive_load();
case 2:
return archive_open();
default:
break;
}
return 0;
}
static int action_iterate_menu_viewport(char *s, size_t len,
const char *label, unsigned action, uint32_t hash)
{
int stride_x = 1, stride_y = 1;
menu_displaylist_info_t info = {0};
struct retro_game_geometry *geom = NULL;
const char *base_msg = NULL;
unsigned type = 0;
video_viewport_t *custom = video_viewport_get_custom();
menu_display_t *disp = menu_display_get_ptr();
menu_navigation_t *nav = menu_navigation_get_ptr();
menu_list_t *menu_list = menu_list_get_ptr();
settings_t *settings = config_get_ptr();
struct retro_system_av_info *av_info = video_viewport_get_system_av_info();
if (!menu_list)
return -1;
menu_list_get_last_stack(menu_list, NULL, NULL, &type, NULL);
geom = (struct retro_game_geometry*)&av_info->geometry;
if (settings->video.scale_integer)
{
stride_x = geom->base_width;
stride_y = geom->base_height;
}
switch (action)
{
case MENU_ACTION_UP:
if (type == MENU_SETTINGS_CUSTOM_VIEWPORT)
{
custom->y -= stride_y;
custom->height += stride_y;
}
else if (custom->height >= (unsigned)stride_y)
custom->height -= stride_y;
event_command(EVENT_CMD_VIDEO_APPLY_STATE_CHANGES);
break;
case MENU_ACTION_DOWN:
if (type == MENU_SETTINGS_CUSTOM_VIEWPORT)
{
custom->y += stride_y;
if (custom->height >= (unsigned)stride_y)
custom->height -= stride_y;
}
else
custom->height += stride_y;
event_command(EVENT_CMD_VIDEO_APPLY_STATE_CHANGES);
break;
case MENU_ACTION_LEFT:
if (type == MENU_SETTINGS_CUSTOM_VIEWPORT)
{
custom->x -= stride_x;
custom->width += stride_x;
}
else if (custom->width >= (unsigned)stride_x)
custom->width -= stride_x;
event_command(EVENT_CMD_VIDEO_APPLY_STATE_CHANGES);
break;
case MENU_ACTION_RIGHT:
if (type == MENU_SETTINGS_CUSTOM_VIEWPORT)
{
custom->x += stride_x;
if (custom->width >= (unsigned)stride_x)
custom->width -= stride_x;
}
else
custom->width += stride_x;
event_command(EVENT_CMD_VIDEO_APPLY_STATE_CHANGES);
break;
case MENU_ACTION_CANCEL:
menu_list_pop_stack(menu_list);
if (hash == MENU_LABEL_CUSTOM_VIEWPORT_2)
{
info.list = menu_list->menu_stack;
info.type = MENU_SETTINGS_CUSTOM_VIEWPORT;
info.directory_ptr = nav->selection_ptr;
menu_displaylist_push_list(&info, DISPLAYLIST_INFO);
}
break;
case MENU_ACTION_OK:
menu_list_pop_stack(menu_list);
if (type == MENU_SETTINGS_CUSTOM_VIEWPORT
&& !settings->video.scale_integer)
{
info.list = menu_list->menu_stack;
strlcpy(info.label,
menu_hash_to_str(MENU_LABEL_CUSTOM_VIEWPORT_2),
sizeof(info.label));
info.type = 0;
info.directory_ptr = nav->selection_ptr;
menu_displaylist_push_list(&info, DISPLAYLIST_INFO);
}
break;
case MENU_ACTION_START:
if (!settings->video.scale_integer)
{
video_viewport_t vp;
video_driver_viewport_info(&vp);
if (type == MENU_SETTINGS_CUSTOM_VIEWPORT)
{
custom->width += custom->x;
custom->height += custom->y;
custom->x = 0;
custom->y = 0;
}
else
{
custom->width = vp.full_width - custom->x;
custom->height = vp.full_height - custom->y;
}
event_command(EVENT_CMD_VIDEO_APPLY_STATE_CHANGES);
}
break;
case MENU_ACTION_MESSAGE:
if (disp)
disp->msg_force = true;
break;
default:
break;
}
menu_list_get_last_stack(menu_list, NULL, &label, &type, NULL);
menu_driver_render();
if (settings->video.scale_integer)
{
custom->x = 0;
custom->y = 0;
custom->width = ((custom->width + geom->base_width - 1) /
geom->base_width) * geom->base_width;
custom->height = ((custom->height + geom->base_height - 1) /
geom->base_height) * geom->base_height;
base_msg = "Set scale";
snprintf(s, len, "%s (%4ux%4u, %u x %u scale)",
base_msg,
custom->width, custom->height,
custom->width / geom->base_width,
custom->height / geom->base_height);
}
else
{
if (type == MENU_SETTINGS_CUSTOM_VIEWPORT)
base_msg = menu_hash_to_str(MENU_LABEL_VALUE_CUSTOM_VIEWPORT_1);
else if (hash == MENU_LABEL_CUSTOM_VIEWPORT_2)
base_msg = menu_hash_to_str(MENU_LABEL_VALUE_CUSTOM_VIEWPORT_2);
snprintf(s, len, "%s (%d, %d : %4ux%4u)",
base_msg, custom->x, custom->y, custom->width, custom->height);
}
menu_driver_render_messagebox(s);
if (!custom->width)
custom->width = stride_x;
if (!custom->height)
custom->height = stride_y;
aspectratio_lut[ASPECT_RATIO_CUSTOM].value =
(float)custom->width / custom->height;
event_command(EVENT_CMD_VIDEO_APPLY_STATE_CHANGES);
return 0;
}
enum action_iterate_type
{
ITERATE_TYPE_DEFAULT = 0,
ITERATE_TYPE_HELP,
ITERATE_TYPE_INFO,
ITERATE_TYPE_ZIP,
ITERATE_TYPE_MESSAGE,
ITERATE_TYPE_VIEWPORT,
ITERATE_TYPE_BIND,
};
static enum action_iterate_type action_iterate_type(uint32_t hash)
{
switch (hash)
{
case MENU_LABEL_HELP:
return ITERATE_TYPE_HELP;
case MENU_LABEL_INFO_SCREEN:
return ITERATE_TYPE_INFO;
case MENU_LABEL_LOAD_OPEN_ZIP:
return ITERATE_TYPE_ZIP;
case MENU_LABEL_MESSAGE:
return ITERATE_TYPE_MESSAGE;
case MENU_LABEL_CUSTOM_VIEWPORT_1:
case MENU_LABEL_CUSTOM_VIEWPORT_2:
return ITERATE_TYPE_VIEWPORT;
case MENU_LABEL_CUSTOM_BIND:
case MENU_LABEL_CUSTOM_BIND_ALL:
case MENU_LABEL_CUSTOM_BIND_DEFAULTS:
return ITERATE_TYPE_BIND;
}
return ITERATE_TYPE_DEFAULT;
}
static int action_iterate_main(const char *label, unsigned action)
{
menu_entry_t entry;
static bool did_messagebox = false;
char msg[PATH_MAX_LENGTH] = {0};
enum action_iterate_type iterate_type;
size_t selected, *pop_selected = false;
bool do_messagebox = false;
bool do_pop_stack = false;
bool do_post_iterate = false;
bool do_render = false;
int ret = 0;
menu_handle_t *menu = menu_driver_get_ptr();
menu_navigation_t *nav = menu_navigation_get_ptr();
menu_display_t *disp = menu_display_get_ptr();
menu_list_t *menu_list = menu_list_get_ptr();
uint32_t hash = menu_hash_calculate(label);
if (!menu || !menu_list)
return 0;
iterate_type = action_iterate_type(hash);
switch (iterate_type)
{
case ITERATE_TYPE_HELP:
ret = action_iterate_help(msg, sizeof(msg), label);
pop_selected = NULL;
do_messagebox = true;
do_pop_stack = true;
do_post_iterate = true;
break;
case ITERATE_TYPE_BIND:
if (menu_input_bind_iterate())
menu_list_pop_stack(menu_list);
break;
case ITERATE_TYPE_VIEWPORT:
ret = action_iterate_menu_viewport(msg, sizeof(msg), label, action, hash);
break;
case ITERATE_TYPE_INFO:
ret = action_iterate_info(msg, sizeof(msg), label);
pop_selected = &nav->selection_ptr;
do_messagebox = true;
do_pop_stack = true;
do_post_iterate = true;
break;
case ITERATE_TYPE_ZIP:
ret = action_iterate_load_open_zip(label, msg, sizeof(msg), action);
break;
case ITERATE_TYPE_MESSAGE:
strlcpy(msg, disp->message_contents, sizeof(msg));
pop_selected = &nav->selection_ptr;
do_messagebox = true;
do_pop_stack = true;
break;
case ITERATE_TYPE_DEFAULT:
selected = menu_navigation_get_current_selection();
/* FIXME: selected > selection_buf->list->size, i don't know why. */
selected = max(min(selected, menu_list_get_size(menu_list)-1), 0);
menu_entry_get(&entry, selected, NULL, false);
ret = menu_entry_action(&entry, selected, (enum menu_action)action);
if (ret)
return ret;
do_post_iterate = true;
do_render = true;
/* Have to defer it so we let settings refresh. */
if (menu->push_start_screen)
{
menu_displaylist_info_t info = {0};
info.list = menu_list->menu_stack;
strlcpy(info.label,
menu_hash_to_str(MENU_LABEL_HELP),
sizeof(info.label));
menu_displaylist_push_list(&info, DISPLAYLIST_HELP);
}
break;
}
did_messagebox = did_messagebox != do_messagebox;
if (did_messagebox)
menu_display_fb_set_dirty();
if (do_messagebox)
menu_driver_render_messagebox(msg);
if (do_pop_stack && action == MENU_ACTION_OK)
menu_list_pop(menu_list->menu_stack, pop_selected);
if (do_post_iterate)
menu_input_post_iterate(&ret, action);
if (do_render)
menu_driver_render();
return ret;
}
int menu_cbs_init_bind_iterate(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)
{
if (!cbs)
return -1;
cbs->action_iterate = action_iterate_main;
return -1;
}