mirror of
https://github.com/libretro/RetroArch.git
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98 lines
2.9 KiB
C
98 lines
2.9 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2014-2015 - Jay McCarthy
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "menu.h"
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#include "menu_display.h"
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#include "menu_entry.h"
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#include "menu_navigation.h"
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#include "menu_setting.h"
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#include "menu_input.h"
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#include "../general.h"
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/* Returns the starting index of the menu entry list. */
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size_t menu_entries_get_start(void)
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{
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menu_handle_t *menu = menu_driver_get_ptr();
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if (!menu)
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return 0;
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return menu->begin;
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}
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/* Returns the last index (+1) of the menu entry list. */
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size_t menu_entries_get_end(void)
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{
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menu_list_t *menu_list = menu_list_get_ptr();
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return menu_list_get_size(menu_list);
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}
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/* Sets title to what the name of the current menu should be. */
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int menu_entries_get_title(char *s, size_t len)
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{
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const char *path = NULL;
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const char *label = NULL;
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unsigned menu_type = 0;
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menu_file_list_cbs_t *cbs = NULL;
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menu_list_t *menu_list = menu_list_get_ptr();
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if (!menu_list)
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return -1;
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cbs = (menu_file_list_cbs_t*)menu_list_get_last_stack_actiondata(menu_list);
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menu_list_get_last_stack(menu_list, &path, &label, &menu_type, NULL);
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if (cbs && cbs->action_get_title)
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return cbs->action_get_title(path, label, menu_type, s, len);
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return 0;
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}
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/* Returns true if a Back button should be shown (i.e. we are at least
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* one level deep in the menu hierarchy). */
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bool menu_entries_show_back(void)
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{
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menu_list_t *menu_list = menu_list_get_ptr();
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if (!menu_list)
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return false;
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return (menu_list_get_stack_size(menu_list) > 1);
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}
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/* Sets 's' to the name of the current core
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* (shown at the top of the UI). */
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void menu_entries_get_core_title(char *s, size_t len)
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{
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global_t *global = global_get_ptr();
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const char *core_name = global ? global->menu.info.library_name : NULL;
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const char *core_version = global ? global->menu.info.library_version : NULL;
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if (!core_name)
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core_name = global->system.info.library_name;
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if (!core_name)
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core_name = "No Core";
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if (!core_version)
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core_version = global->system.info.library_version;
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if (!core_version)
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core_version = "";
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snprintf(s, len, "%s - %s %s", PACKAGE_VERSION,
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core_name, core_version);
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}
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