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https://github.com/libretro/RetroArch.git
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427 lines
10 KiB
C
427 lines
10 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2015 - Daniel De Matteis
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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 <string.h>
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#include <string/string_list.h>
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#include "menu_driver.h"
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#include "menu.h"
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#include "menu_entries_cbs.h"
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#include "menu_displaylist.h"
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#include "../driver.h"
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#include "../general.h"
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static bool menu_alive = false;
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static const menu_ctx_driver_t *menu_ctx_drivers[] = {
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#if defined(HAVE_RMENU)
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&menu_ctx_rmenu,
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#endif
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#if defined(HAVE_RMENU_XUI)
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&menu_ctx_rmenu_xui,
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#endif
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#if defined(HAVE_GLUI)
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&menu_ctx_glui,
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#endif
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#if defined(HAVE_XMB)
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&menu_ctx_xmb,
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#endif
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#if defined(HAVE_RGUI)
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&menu_ctx_rgui,
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#endif
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&menu_ctx_null,
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NULL
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};
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/**
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* menu_driver_find_handle:
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* @idx : index of driver to get handle to.
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*
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* Returns: handle to menu driver at index. Can be NULL
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* if nothing found.
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**/
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const void *menu_driver_find_handle(int idx)
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{
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const void *drv = menu_ctx_drivers[idx];
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if (!drv)
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return NULL;
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return drv;
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}
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/**
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* menu_driver_find_ident:
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* @idx : index of driver to get handle to.
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*
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* Returns: Human-readable identifier of menu driver at index. Can be NULL
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* if nothing found.
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**/
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const char *menu_driver_find_ident(int idx)
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{
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const menu_ctx_driver_t *drv = menu_ctx_drivers[idx];
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if (!drv)
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return NULL;
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return drv->ident;
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}
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/**
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* config_get_menu_driver_options:
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*
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* Get an enumerated list of all menu driver names,
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* separated by '|'.
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*
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* Returns: string listing of all menu driver names,
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* separated by '|'.
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**/
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const char* config_get_menu_driver_options(void)
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{
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union string_list_elem_attr attr;
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unsigned i;
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char *options = NULL;
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int options_len = 0;
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struct string_list *options_l = string_list_new();
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attr.i = 0;
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if (!options_l)
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return NULL;
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for (i = 0; menu_driver_find_handle(i); i++)
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{
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const char *opt = menu_driver_find_ident(i);
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options_len += strlen(opt) + 1;
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string_list_append(options_l, opt, attr);
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}
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options = (char*)calloc(options_len, sizeof(char));
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if (!options)
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{
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string_list_free(options_l);
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options_l = NULL;
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return NULL;
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}
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string_list_join_concat(options, options_len, options_l, "|");
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string_list_free(options_l);
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options_l = NULL;
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return options;
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}
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void find_menu_driver(void)
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{
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driver_t *driver = driver_get_ptr();
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settings_t *settings = config_get_ptr();
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int i = find_driver_index("menu_driver", settings->menu.driver);
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if (i >= 0)
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driver->menu_ctx = (const menu_ctx_driver_t*)menu_driver_find_handle(i);
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else
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{
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unsigned d;
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RARCH_WARN("Couldn't find any menu driver named \"%s\"\n",
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settings->menu.driver);
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RARCH_LOG_OUTPUT("Available menu drivers are:\n");
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for (d = 0; menu_driver_find_handle(d); d++)
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RARCH_LOG_OUTPUT("\t%s\n", menu_driver_find_ident(d));
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RARCH_WARN("Going to default to first menu driver...\n");
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driver->menu_ctx = (const menu_ctx_driver_t*)menu_driver_find_handle(0);
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if (!driver->menu_ctx)
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rarch_fail(1, "find_menu_driver()");
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}
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}
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void init_menu(void)
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{
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driver_t *driver = driver_get_ptr();
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if (driver->menu)
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return;
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find_menu_driver();
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if (!(driver->menu = (menu_handle_t*)menu_init(driver->menu_ctx)))
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{
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RARCH_ERR("Cannot initialize menu.\n");
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rarch_fail(1, "init_menu()");
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}
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if (!(menu_displaylist_init(driver->menu)))
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{
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RARCH_ERR("Cannot initialize menu display list.\n");
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rarch_fail(1, "init_menu()");
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}
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}
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menu_handle_t *menu_driver_get_ptr(void)
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{
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driver_t *driver = driver_get_ptr();
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if (!driver || !driver->menu)
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return NULL;
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return driver->menu;
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}
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const menu_ctx_driver_t *menu_ctx_driver_get_ptr(void)
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{
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driver_t *driver = driver_get_ptr();
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if (!driver || !driver->menu_ctx)
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return NULL;
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return driver->menu_ctx;
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}
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static void menu_driver_list_delete_common(file_list_t *list, size_t idx,
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size_t list_size)
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{
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menu_file_list_cbs_t *cbs = NULL;
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if (!list)
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return;
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cbs = (menu_file_list_cbs_t*)list->list[idx].actiondata;
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if (cbs)
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{
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cbs->action_start = NULL;
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cbs->action_ok = NULL;
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cbs->action_cancel = NULL;
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cbs->action_left = NULL;
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cbs->action_right = NULL;
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cbs->action_deferred_push = NULL;
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cbs->action_scan = NULL;
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free(list->list[idx].actiondata);
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}
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list->list[idx].actiondata = NULL;
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}
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void menu_driver_list_delete(file_list_t *list, size_t i, size_t list_size)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->list_delete)
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driver->list_delete(list, i, list_size);
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menu_driver_list_delete_common(list, i, list_size);
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}
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void menu_driver_list_clear(file_list_t *list)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->list_clear)
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driver->list_clear(list);
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}
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void menu_driver_context_destroy(void)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->context_destroy)
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driver->context_destroy();
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}
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void menu_driver_list_set_selection(file_list_t *list)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->list_set_selection)
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driver->list_set_selection(list);
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}
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static void menu_driver_list_insert_common(file_list_t *list,
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const char *path, const char *label,
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unsigned type, size_t idx)
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{
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if (!list)
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return;
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list->list[idx].actiondata = (menu_file_list_cbs_t*)
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calloc(1, sizeof(menu_file_list_cbs_t));
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if (!list->list[idx].actiondata)
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{
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RARCH_ERR("Action data could not be allocated.\n");
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return;
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}
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menu_entries_cbs_init(list, path, label, type, idx);
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}
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void menu_driver_list_insert(file_list_t *list, const char *path,
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const char *label, unsigned type, size_t list_size)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->list_insert)
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driver->list_insert(list, path, label, list_size);
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menu_driver_list_insert_common(list, path, label, type, list_size);
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}
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void menu_driver_list_cache(bool state, unsigned action)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->list_cache)
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driver->list_cache(state, action);
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}
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void menu_driver_navigation_increment(void)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->navigation_increment)
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driver->navigation_increment();
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}
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void menu_driver_navigation_decrement(void)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->navigation_decrement)
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driver->navigation_decrement();
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}
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void menu_driver_navigation_clear(bool pending_push)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->navigation_clear)
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driver->navigation_clear(pending_push);
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}
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void menu_driver_navigation_set(bool scroll)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->navigation_set)
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driver->navigation_set(scroll);
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}
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void menu_driver_navigation_set_last(void)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->navigation_set_last)
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driver->navigation_set_last();
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}
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void menu_driver_set_texture(void)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->set_texture)
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driver->set_texture();
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}
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void menu_driver_context_reset(void)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->context_reset)
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driver->context_reset();
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}
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void menu_driver_frame(void)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->frame)
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driver->frame();
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}
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void menu_driver_free(menu_handle_t *menu)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->free)
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driver->free(menu);
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}
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void menu_driver_render_messagebox(const char *msg)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (!msg)
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return;
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if (driver->render_messagebox && msg[0] != '\0')
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driver->render_messagebox(msg);
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}
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void menu_driver_render(void)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->render)
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driver->render();
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}
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void menu_driver_toggle(bool latch)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->toggle)
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driver->toggle(latch);
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}
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void menu_driver_populate_entries(const char *path, const char *label,
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unsigned k)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->populate_entries)
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driver->populate_entries(path, label, k);
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}
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bool menu_driver_load_background(void *data)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->load_background)
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return driver->load_background(data);
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return false;
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}
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void menu_driver_navigation_descend_alphabet(size_t *ptr_out)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->navigation_descend_alphabet)
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driver->navigation_descend_alphabet(ptr_out);
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}
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void menu_driver_navigation_ascend_alphabet(size_t *ptr_out)
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{
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const menu_ctx_driver_t *driver = menu_ctx_driver_get_ptr();
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if (driver->navigation_ascend_alphabet)
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driver->navigation_ascend_alphabet(ptr_out);
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}
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bool menu_driver_alive(void)
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{
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return menu_alive;
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}
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void menu_driver_set_alive(void)
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{
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menu_alive = true;
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}
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void menu_driver_unset_alive(void)
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{
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menu_alive = false;
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}
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