RetroArch/driver-contexts/menu_driver.c

99 lines
2.9 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2014 - 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/>.
*/
static const menu_ctx_driver_t *menu_ctx_drivers[] = {
#if defined(HAVE_RMENU)
&menu_ctx_rmenu,
#endif
#if defined(HAVE_RMENU_XUI)
&menu_ctx_rmenu_xui,
#endif
#if defined(HAVE_LAKKA)
&menu_ctx_lakka,
#endif
#if defined(HAVE_RGUI)
&menu_ctx_rgui,
#endif
NULL // zero length array is not valid
};
const void *menu_ctx_find_driver(const char *ident)
{
unsigned i;
for (i = 0; menu_ctx_drivers[i]; i++)
{
if (strcmp(menu_ctx_drivers[i]->ident, ident) == 0)
return menu_ctx_drivers[i];
}
return NULL;
}
static int find_menu_driver_index(const char *driver)
{
unsigned i;
for (i = 0; menu_ctx_drivers[i]; i++)
if (strcasecmp(driver, menu_ctx_drivers[i]->ident) == 0)
return i;
return -1;
}
void find_prev_menu_driver(void)
{
int i = find_menu_driver_index(g_settings.menu.driver);
if (i > 0)
{
strlcpy(g_settings.menu.driver, menu_ctx_drivers[i - 1]->ident, sizeof(g_settings.menu.driver));
driver.menu_ctx = (menu_ctx_driver_t*)menu_ctx_drivers[i - 1];
}
else
RARCH_WARN("Couldn't find any previous menu driver (current one: \"%s\").\n", g_settings.menu.driver);
}
void find_next_menu_driver(void)
{
int i = find_menu_driver_index(g_settings.menu.driver);
if (i >= 0 && menu_ctx_drivers[i + 1])
{
strlcpy(g_settings.menu.driver, menu_ctx_drivers[i + 1]->ident, sizeof(g_settings.menu.driver));
driver.menu_ctx = (menu_ctx_driver_t*)menu_ctx_drivers[i + 1];
}
else
RARCH_WARN("Couldn't find any next menu driver (current one: \"%s\").\n", g_settings.menu.driver);
}
void find_menu_driver(void)
{
int i = find_menu_driver_index(g_settings.menu.driver);
if (i >= 0)
driver.menu_ctx = menu_ctx_drivers[i];
else
{
unsigned d;
RARCH_WARN("Couldn't find any menu driver named \"%s\"\n", g_settings.menu.driver);
RARCH_LOG_OUTPUT("Available menu drivers are:\n");
for (d = 0; menu_ctx_drivers[d]; d++)
RARCH_LOG_OUTPUT("\t%s\n", menu_ctx_drivers[d]->ident);
RARCH_WARN("Going to default to first menu driver...\n");
driver.menu_ctx = menu_ctx_drivers[0];
if (!driver.menu_ctx)
rarch_fail(1, "find_menu_driver()");
}
}