static int action_iterate_info(char *s, size_t len, const char *label)
{
uint32_t label_hash = 0;
menu_file_list_cbs_t *cbs = NULL;
menu_list_t *menu_list = menu_list_get_ptr();
menu_navigation_t *nav = menu_navigation_get_ptr();
size_t i = menu_navigation_get_selection(nav);
if (!menu_list)
return 0;
cbs = menu_list_get_actiondata_at_offset(menu_list->selection_buf, i);
if (cbs->setting)
{
char needle[PATH_MAX_LENGTH];
strlcpy(needle, cbs->setting->name, sizeof(needle));
label_hash = menu_hash_calculate(needle);
}
return menu_hash_get_help(label_hash, s, len);
}
static int action_iterate_help(char *s, size_t len, const char *label)
{
unsigned i;
menu_handle_t *menu = menu_driver_get_ptr();
settings_t *settings = config_get_ptr();
switch (menu->help_screen_type)
{
case MENU_HELP_WELCOME:
{
static int64_t timeout_end;
int64_t timeout;
static bool timer_begin = false;
static bool timer_end = false;
int64_t current = retro_get_time_usec();
if (!timer_begin)
{
timeout_end = retro_get_time_usec() +
3 /* seconds */ * 1000000;
timer_begin = true;
timer_end = false;
}
timeout = (timeout_end - current) / 1000000;
menu_hash_get_help(MENU_LABEL_WELCOME_TO_RETROARCH,
s, len);
if (!timer_end && timeout <= 0)
{
timer_end = true;
timer_begin = false;
timeout_end = 0;
menu->help_screen_type = MENU_HELP_NONE;
return 1;
}
}
break;
case MENU_HELP_CONTROLS:
{
char s2[PATH_MAX_LENGTH];
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,
RETRO_DEVICE_ID_JOYPAD_START,
RARCH_MENU_TOGGLE,
RARCH_QUIT_KEY,
RETRO_DEVICE_ID_JOYPAD_X,
RETRO_DEVICE_ID_JOYPAD_Y,
};
char desc[ARRAY_SIZE(binds)][64] = {{0}};
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]));
}
menu_hash_get_help(MENU_LABEL_VALUE_MENU_CONTROLS_PROLOG,
s2, sizeof(s2));
snprintf(s, len,
"%s"
"[%s]: "
"%-20s\n"
"[%s]: "
"%-20s\n"
"[%s]: "
"%-20s\n"
"[%s]: "
"%-20s\n"
"[%s]: "
"%-20s\n"
"[%s]: "
"%-20s\n"
"[%s]: "
"%-20s\n"
"[%s]: "
"%-20s\n"
"[%s]: "
"%-20s\n",
s2,
menu_hash_to_str(MENU_LABEL_VALUE_BASIC_MENU_CONTROLS_SCROLL_UP), desc[0],
menu_hash_to_str(MENU_LABEL_VALUE_BASIC_MENU_CONTROLS_SCROLL_DOWN), desc[1],
menu_hash_to_str(MENU_LABEL_VALUE_BASIC_MENU_CONTROLS_CONFIRM), desc[2],
menu_hash_to_str(MENU_LABEL_VALUE_BASIC_MENU_CONTROLS_BACK), desc[3],
menu_hash_to_str(MENU_LABEL_VALUE_BASIC_MENU_CONTROLS_INFO), desc[4],
menu_hash_to_str(MENU_LABEL_VALUE_BASIC_MENU_CONTROLS_START), desc[5],
menu_hash_to_str(MENU_LABEL_VALUE_BASIC_MENU_CONTROLS_TOGGLE_MENU), desc[6],
menu_hash_to_str(MENU_LABEL_VALUE_BASIC_MENU_CONTROLS_QUIT), desc[7],
menu_hash_to_str(MENU_LABEL_VALUE_BASIC_MENU_CONTROLS_TOGGLE_KEYBOARD), desc[8]
);
}
break;
case MENU_HELP_WHAT_IS_A_CORE:
menu_hash_get_help(MENU_LABEL_VALUE_WHAT_IS_A_CORE_DESC,
s, len);
break;
case MENU_HELP_LOADING_CONTENT:
menu_hash_get_help(MENU_LABEL_LOAD_CONTENT,
s, len);
break;
case MENU_HELP_CHANGE_VIRTUAL_GAMEPAD:
menu_hash_get_help(MENU_LABEL_VALUE_HELP_CHANGE_VIRTUAL_GAMEPAD_DESC,
s, len);
break;
case MENU_HELP_AUDIO_VIDEO_TROUBLESHOOTING:
menu_hash_get_help(MENU_LABEL_VALUE_HELP_AUDIO_VIDEO_TROUBLESHOOTING_DESC,
s, len);
break;
case MENU_HELP_SCANNING_CONTENT:
menu_hash_get_help(MENU_LABEL_VALUE_HELP_SCANNING_CONTENT_DESC,
s, len);
break;
case MENU_HELP_EXTRACT:
menu_hash_get_help(MENU_LABEL_VALUE_EXTRACTING_PLEASE_WAIT,
s, len);
break;
case MENU_HELP_NONE:
default:
break;
}
return 0;
}
/**
* menu_iterate:
* @input : input sample for this frame
* @old_input : input sample of the previous frame
* @trigger_input : difference' input sample - difference
* between 'input' and 'old_input'
*
* Runs RetroArch menu for one frame.
*
* Returns: 0 on success, -1 if we need to quit out of the loop.
**/
int generic_menu_iterate(enum menu_action action)
{
size_t selection;
menu_entry_t entry;
enum action_iterate_type iterate_type;
const char *label = NULL;
int ret = 0;
uint32_t label_hash = 0;
uint32_t hash = 0;
menu_handle_t *menu = menu_driver_get_ptr();
file_list_t *menu_stack = menu_entries_get_menu_stack_ptr();
file_list_t *selection_buf = menu_entries_get_selection_buf_ptr();
menu_entries_get_last_stack(NULL, &label, NULL, NULL);
if (!menu)
return 0;
if (!menu_navigation_ctl(MENU_NAVIGATION_CTL_GET_SELECTION, &selection))
return 0;
menu->menu_state.msg[0] = '\0';
hash = menu_hash_calculate(label);
iterate_type = action_iterate_type(hash);
if (action != MENU_ACTION_NOOP || menu_entries_needs_refresh() || menu_display_ctl(MENU_DISPLAY_CTL_UPDATE_PENDING, NULL))
{
BIT64_SET(menu->state, MENU_STATE_RENDER_FRAMEBUFFER);
}
switch (iterate_type)
{
case ITERATE_TYPE_HELP:
ret = action_iterate_help(menu->menu_state.msg, sizeof(menu->menu_state.msg), label);
BIT64_SET(menu->state, MENU_STATE_RENDER_MESSAGEBOX);
BIT64_SET(menu->state, MENU_STATE_POST_ITERATE);
if (ret == 1 || action == MENU_ACTION_OK)
BIT64_SET(menu->state, MENU_STATE_POP_STACK);
break;
case ITERATE_TYPE_BIND:
if (menu_input_key_bind_iterate(menu->menu_state.msg, sizeof(menu->menu_state.msg)))
{
menu_entries_pop_stack(&selection);
menu_navigation_ctl(MENU_NAVIGATION_CTL_SET_SELECTION, &selection);
}
else
BIT64_SET(menu->state, MENU_STATE_RENDER_MESSAGEBOX);
break;
case ITERATE_TYPE_INFO:
{
menu_file_list_cbs_t *cbs = menu_entries_get_actiondata_at_offset(selection_buf, selection);
rarch_setting_t *setting = cbs->setting;
if (setting)
{
char needle[PATH_MAX_LENGTH];
strlcpy(needle, menu_setting_get_name(setting), sizeof(needle));
label_hash = menu_hash_calculate(needle);
}
ret = menu_hash_get_help(label_hash, menu->menu_state.msg, sizeof(menu->menu_state.msg));
}
BIT64_SET(menu->state, MENU_STATE_RENDER_MESSAGEBOX);
BIT64_SET(menu->state, MENU_STATE_POST_ITERATE);
if (action == MENU_ACTION_OK)
BIT64_SET(menu->state, MENU_STATE_POP_STACK);
break;
case ITERATE_TYPE_DEFAULT:
/* FIXME: Crappy hack, needed for mouse controls to not be completely broken
* in case we press back.
*
* We need to fix this entire mess, mouse controls should not rely on a
* hack like this in order to work. */
selection = max(min(selection, (menu_entries_get_size() - 1)), 0);
menu_entry_get(&entry, selection, NULL, false);
ret = menu_entry_action(&entry, selection, (enum menu_action)action);
if (ret)
goto end;
BIT64_SET(menu->state, MENU_STATE_POST_ITERATE);
/* Have to defer it so we let settings refresh. */
if (menu->push_help_screen)
{
menu_displaylist_info_t info = {0};
info.list = menu_stack;
strlcpy(info.label,
menu_hash_to_str(MENU_LABEL_HELP),
sizeof(info.label));
menu_displaylist_push_list(&info, DISPLAYLIST_HELP);
}
break;
}
BIT64_SET(menu->state, MENU_STATE_BLIT);
if (BIT64_GET(menu->state, MENU_STATE_POP_STACK))
{
size_t new_selection_ptr = selection;
menu_entries_pop_stack(&new_selection_ptr);
menu_navigation_ctl(MENU_NAVIGATION_CTL_SET_SELECTION, &selection);
}
if (BIT64_GET(menu->state, MENU_STATE_POST_ITERATE))
menu_input_post_iterate(&ret, action);
end:
if (ret)
return -1;
return 0;
}