RetroArch/tasks/task_powerstate.c
2020-05-29 06:11:07 +02:00

95 lines
2.5 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2017 - Daniel De Matteis
* Copyright (C) 2016-2019 - Brad Parker
*
* 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/>.
*/
#include <stdlib.h>
#include <queues/task_queue.h>
#include "../../frontend/frontend_driver.h"
#include "tasks_internal.h"
typedef struct powerstate powerstate_t;
struct powerstate
{
enum frontend_powerstate state;
int percent;
};
/* TODO/FIXME - global state - perhaps move outside this file */
static int powerstate_percent = 0;
static enum frontend_powerstate powerstate_status = FRONTEND_POWERSTATE_NONE;
enum frontend_powerstate get_last_powerstate(int *percent)
{
if (percent)
*percent = powerstate_percent;
return powerstate_status;
}
static void task_powerstate_cb(retro_task_t *task,
void *task_data,
void *user_data, const char *error)
{
powerstate_t *powerstate = (powerstate_t*)task_data;
powerstate_percent = powerstate->percent;
powerstate_status = powerstate->state;
free(powerstate);
}
static void task_powerstate_handler(retro_task_t *task)
{
const frontend_ctx_driver_t *frontend = frontend_get_ptr();
powerstate_t *powerstate = (powerstate_t*)task->state;
if (frontend && frontend->get_powerstate)
{
int seconds = 0;
powerstate->state = frontend->get_powerstate(
&seconds, &powerstate->percent);
}
task_set_data(task, powerstate);
task_set_finished(task, true);
}
void task_push_get_powerstate(void)
{
retro_task_t *task = task_init();
powerstate_t *state = NULL;
if (!task)
return;
state = (powerstate_t*)calloc(1, sizeof(*state));
if (!state)
{
free(task);
return;
}
task->type = TASK_TYPE_NONE;
task->state = state;
task->handler = task_powerstate_handler;
task->callback = task_powerstate_cb;
task->mute = true;
task_queue_push(task);
}