RetroArch/menu/menu_entries_cbs_iterate.c
2015-04-16 15:32:49 +02:00

634 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 <file/file_path.h>
#include <retro_inline.h>
#include "menu.h"
#include "menu_entries_cbs.h"
#include "menu_setting.h"
#include "menu_input.h"
#include "menu_entries.h"
#include "menu_shader.h"
#include "menu_navigation.h"
#include "../retroarch.h"
#include "../input/input_autodetect.h"
static int archive_open(void)
{
char cat_path[PATH_MAX_LENGTH];
const char *menu_path = NULL;
const char *menu_label = NULL;
const char* path = NULL;
unsigned int type = 0;
menu_handle_t *menu = menu_driver_get_ptr();
if (!menu)
return -1;
menu_list_pop_stack(menu->menu_list);
menu_list_get_last_stack(menu->menu_list,
&menu_path, &menu_label, NULL);
if (menu_list_get_size(menu->menu_list) == 0)
return 0;
menu_list_get_at_offset(menu->menu_list->selection_buf,
menu->navigation.selection_ptr, &path, NULL, &type);
fill_pathname_join(cat_path, menu_path, path, sizeof(cat_path));
menu_list_push_stack_refresh(
menu->menu_list,
cat_path,
menu_label,
type,
menu->navigation.selection_ptr);
return 0;
}
static int archive_load(void)
{
int ret;
const char *menu_path = NULL;
const char *menu_label = NULL;
const char* path = NULL;
unsigned int type = 0;
menu_handle_t *menu = menu_driver_get_ptr();
settings_t *settings = config_get_ptr();
global_t *global = global_get_ptr();
if (!menu)
return -1;
menu_list_pop_stack(menu->menu_list);
menu_list_get_last_stack(menu->menu_list,
&menu_path, &menu_label, NULL);
if (menu_list_get_size(menu->menu_list) == 0)
return 0;
menu_list_get_at_offset(menu->menu_list->selection_buf,
menu->navigation.selection_ptr, &path, NULL, &type);
ret = rarch_defer_core(global->core_info, menu_path, path, menu_label,
menu->deferred_path, sizeof(menu->deferred_path));
switch (ret)
{
case -1:
event_command(EVENT_CMD_LOAD_CORE);
menu_entries_common_load_content(false);
break;
case 0:
menu_list_push_stack_refresh(
menu->menu_list,
settings->libretro_directory,
"deferred_core_list",
0,
menu->navigation.selection_ptr);
break;
}
return 0;
}
static int load_or_open_zip_iterate(unsigned action)
{
char msg[PATH_MAX_LENGTH];
menu_handle_t *menu = menu_driver_get_ptr();
if (!menu)
return -1;
snprintf(msg, sizeof(msg), "Opening compressed file\n"
" \n"
" - OK to open as Folder\n"
" - Cancel/Back to Load \n");
menu_driver_render_messagebox(msg);
switch (action)
{
case MENU_ACTION_OK:
archive_open();
break;
case MENU_ACTION_CANCEL:
archive_load();
break;
}
return 0;
}
static INLINE struct video_shader *shader_manager_get_current_shader(const char *label, unsigned type)
{
menu_handle_t *menu = menu_driver_get_ptr();
if (!menu)
return NULL;
if (!strcmp(label, "video_shader_preset_parameters"))
return menu->shader;
else if (!strcmp(label, "video_shader_parameters"))
return video_shader_driver_get_current_shader();
return NULL;
}
static int action_iterate_help(const char *label, unsigned action)
{
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,
};
char desc[ARRAY_SIZE(binds)][64];
char msg[PATH_MAX_LENGTH];
menu_handle_t *menu = menu_driver_get_ptr();
settings_t *settings = config_get_ptr();
if (!menu)
return 0;
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(msg, sizeof(msg),
"-- 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]);
menu_driver_render_messagebox(msg);
if (action == MENU_ACTION_OK)
menu_list_pop(menu->menu_list->menu_stack, NULL);
return 0;
}
static int action_iterate_info(const char *label, unsigned action)
{
char msg[PATH_MAX_LENGTH];
char needle[PATH_MAX_LENGTH];
unsigned info_type = 0;
rarch_setting_t *current_setting = NULL;
file_list_t *list = NULL;
menu_handle_t *menu = menu_driver_get_ptr();
if (!menu)
return 0;
list = (file_list_t*)menu->menu_list->selection_buf;
menu_driver_render();
current_setting = (rarch_setting_t*)setting_find_setting(
menu->list_settings,
list->list[menu->navigation.selection_ptr].label);
if (current_setting)
strlcpy(needle, current_setting->name, sizeof(needle));
else if ((current_setting = (rarch_setting_t*)setting_find_setting(
menu->list_settings,
list->list[menu->navigation.selection_ptr].label)))
{
if (current_setting)
strlcpy(needle, current_setting->name, sizeof(needle));
}
else
{
const char *lbl = NULL;
menu_list_get_at_offset(list,
menu->navigation.selection_ptr, NULL, &lbl,
&info_type);
if (lbl)
strlcpy(needle, lbl, sizeof(needle));
}
setting_get_description(needle, msg, sizeof(msg));
menu_driver_render_messagebox(msg);
if (action == MENU_ACTION_OK)
menu_list_pop(menu->menu_list->menu_stack, &menu->navigation.selection_ptr);
return 0;
}
static int action_iterate_load_open_zip(const char *label, unsigned action)
{
settings_t *settings = config_get_ptr();
switch (settings->archive.mode)
{
case 0:
return load_or_open_zip_iterate(action);
case 1:
return archive_load();
case 2:
return archive_open();
default:
break;
}
return 0;
}
static int action_iterate_menu_viewport(const char *label, unsigned action)
{
int stride_x = 1, stride_y = 1;
char msg[PATH_MAX_LENGTH];
struct retro_game_geometry *geom = NULL;
const char *base_msg = NULL;
unsigned type = 0;
global_t *global = global_get_ptr();
video_viewport_t *custom = &global->console.screen.viewports.custom_vp;
menu_handle_t *menu = menu_driver_get_ptr();
settings_t *settings = config_get_ptr();
if (!menu)
return -1;
menu_list_get_last_stack(menu->menu_list, NULL, NULL, &type);
geom = (struct retro_game_geometry*)&global->system.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->menu_list);
if (!strcmp(label, "custom_viewport_2"))
{
menu_list_push_stack(menu->menu_list, "", "",
MENU_SETTINGS_CUSTOM_VIEWPORT,
menu->navigation.selection_ptr);
}
break;
case MENU_ACTION_OK:
menu_list_pop_stack(menu->menu_list);
if (type == MENU_SETTINGS_CUSTOM_VIEWPORT
&& !settings->video.scale_integer)
{
menu_list_push_stack(menu->menu_list, "",
"custom_viewport_2", 0, menu->navigation.selection_ptr);
}
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:
menu->msg_force = true;
break;
default:
break;
}
menu_list_get_last_stack(menu->menu_list, NULL, &label, &type);
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(msg, sizeof(msg), "%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 = "Set Upper-Left Corner";
else if (!strcmp(label, "custom_viewport_2"))
base_msg = "Set Bottom-Right Corner";
snprintf(msg, sizeof(msg), "%s (%d, %d : %4ux%4u)",
base_msg, custom->x, custom->y, custom->width, custom->height);
}
menu_driver_render_messagebox(msg);
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;
}
static int action_iterate_custom_bind(const char *label, unsigned action)
{
menu_handle_t *menu = menu_driver_get_ptr();
if (!menu)
return -1;
if (menu_input_bind_iterate())
menu_list_pop_stack(menu->menu_list);
return 0;
}
static int action_iterate_custom_bind_keyboard(const char *label, unsigned action)
{
menu_handle_t *menu = menu_driver_get_ptr();
if (!menu)
return -1;
if (menu_input_bind_iterate_keyboard())
menu_list_pop_stack(menu->menu_list);
return 0;
}
static int action_iterate_message(const char *label, unsigned action)
{
menu_handle_t *menu = menu_driver_get_ptr();
if (!menu)
return -1;
menu_driver_render_messagebox(menu->message_contents);
if (action == MENU_ACTION_OK)
menu_list_pop_stack(menu->menu_list);
return 0;
}
static int action_iterate_main(const char *label, unsigned action)
{
int ret = 0;
unsigned type_offset = 0;
const char *label_offset = NULL;
const char *path_offset = NULL;
menu_file_list_cbs_t *cbs = NULL;
menu_handle_t *menu = menu_driver_get_ptr();
global_t *global = global_get_ptr();
settings_t *settings = config_get_ptr();
if (!menu)
return 0;
cbs = (menu_file_list_cbs_t*)
menu_list_get_actiondata_at_offset(menu->menu_list->selection_buf,
menu->navigation.selection_ptr);
menu_list_get_at_offset(menu->menu_list->selection_buf,
menu->navigation.selection_ptr, &path_offset, &label_offset, &type_offset);
if (!strcmp(label, "help"))
return action_iterate_help(label, action);
else if (!strcmp(label, "info_screen"))
return action_iterate_info(label, action);
else if (!strcmp(label, "load_open_zip"))
return action_iterate_load_open_zip(label, action);
else if (!strcmp(label, "message"))
return action_iterate_message(label, action);
else if (
!strcmp(label, "custom_viewport_1") ||
!strcmp(label, "custom_viewport_2")
)
return action_iterate_menu_viewport(label, action);
else if (
!strcmp(label, "custom_bind") ||
!strcmp(label, "custom_bind_all") ||
!strcmp(label, "custom_bind_defaults")
)
{
if (global->menu.bind_mode_keyboard)
return action_iterate_custom_bind_keyboard(label, action);
else
return action_iterate_custom_bind(label, action);
}
if (menu->need_refresh && !menu->nonblocking_refresh && action != MENU_ACTION_MESSAGE)
action = MENU_ACTION_REFRESH;
switch (action)
{
case MENU_ACTION_UP:
case MENU_ACTION_DOWN:
if (cbs && cbs->action_up_or_down)
ret = cbs->action_up_or_down(type_offset, label_offset, action);
break;
case MENU_ACTION_SCROLL_UP:
menu_navigation_descend_alphabet(&menu->navigation, &menu->navigation.selection_ptr);
break;
case MENU_ACTION_SCROLL_DOWN:
menu_navigation_ascend_alphabet(&menu->navigation, &menu->navigation.selection_ptr);
break;
case MENU_ACTION_CANCEL:
if (cbs && cbs->action_cancel)
return cbs->action_cancel(path_offset, label_offset, type_offset, menu->navigation.selection_ptr);
break;
case MENU_ACTION_OK:
if (cbs && cbs->action_ok)
return cbs->action_ok(path_offset, label_offset, type_offset, menu->navigation.selection_ptr);
break;
case MENU_ACTION_START:
if (cbs && cbs->action_start)
return cbs->action_start(type_offset, label_offset, action);
break;
case MENU_ACTION_LEFT:
case MENU_ACTION_RIGHT:
if (cbs && cbs->action_toggle)
ret = cbs->action_toggle(type_offset, label_offset, action, false);
break;
case MENU_ACTION_SELECT:
if (cbs && cbs->action_select)
ret = cbs->action_select(type_offset, label_offset, action);
break;
case MENU_ACTION_REFRESH:
if (cbs && cbs->action_refresh)
ret = cbs->action_refresh(menu->menu_list->selection_buf,
menu->menu_list->menu_stack);
break;
case MENU_ACTION_MESSAGE:
menu->msg_force = true;
break;
case MENU_ACTION_SEARCH:
menu_input_search_start();
break;
case MENU_ACTION_TEST:
#if 0
menu->db = database_info_init("/home/squarepusher/roms", DATABASE_TYPE_RDL_WRITE);
if (!menu->db)
return -1;
#endif
break;
default:
break;
}
if (ret)
return ret;
menu_input_post_iterate(&ret, cbs, path_offset, label_offset, type_offset, action);
menu_driver_render();
/* Have to defer it so we let settings refresh. */
if (menu->push_start_screen)
{
menu_list_push_stack(menu->menu_list, "", "help", 0, 0);
menu->push_start_screen = false;
}
return ret;
}
void menu_entries_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)
{
if (cbs)
cbs->action_iterate = action_iterate_main;
}