RetroArch/driver-contexts/osk_driver.c

92 lines
2.7 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 input_osk_driver_t *osk_drivers[] = {
#ifdef __CELLOS_LV2__
&input_ps3_osk,
#endif
NULL,
};
static int find_osk_driver_index(const char *driver)
{
unsigned i;
for (i = 0; osk_drivers[i]; i++)
if (strcasecmp(driver, osk_drivers[i]->ident) == 0)
return i;
return -1;
}
static void find_osk_driver(void)
{
int i = find_osk_driver_index(g_settings.osk.driver);
if (i >= 0)
driver.osk = osk_drivers[i];
else
{
unsigned d;
RARCH_ERR("Couldn't find any OSK driver named \"%s\"\n", g_settings.osk.driver);
RARCH_LOG_OUTPUT("Available OSK drivers are:\n");
for (d = 0; osk_drivers[d]; d++)
RARCH_LOG_OUTPUT("\t%s\n", osk_drivers[d]->ident);
rarch_fail(1, "find_osk_driver()");
}
}
void find_prev_osk_driver(void)
{
int i = find_osk_driver_index(g_settings.osk.driver);
if (i > 0)
strlcpy(g_settings.osk.driver, osk_drivers[i - 1]->ident, sizeof(g_settings.osk.driver));
else
RARCH_WARN("Couldn't find any previous osk driver (current one: \"%s\").\n", g_settings.osk.driver);
}
void find_next_osk_driver(void)
{
int i = find_osk_driver_index(g_settings.osk.driver);
if (i >= 0 && osk_drivers[i + 1])
strlcpy(g_settings.osk.driver, osk_drivers[i + 1]->ident, sizeof(g_settings.osk.driver));
else
RARCH_WARN("Couldn't find any next osk driver (current one: \"%s\").\n", g_settings.osk.driver);
}
void init_osk(void)
{
// Resource leaks will follow if osk is initialized twice.
if (driver.osk_data)
return;
find_osk_driver();
//FIXME - refactor params later based on semantics
driver.osk_data = osk_init_func(0);
if (!driver.osk_data)
{
RARCH_ERR("Failed to initialize OSK driver. Will continue without OSK.\n");
g_extern.osk_active = false;
}
}
void uninit_osk(void)
{
if (driver.osk_data && driver.osk && driver.osk->free)
driver.osk->free(driver.osk_data);
driver.osk_data = NULL;
}