testpower.c
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/*
Copyright (C) 1997-2019 Sam Lantinga <slouken@libsdl.org>
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely.
*/
/* Simple test of power subsystem. */
#include <stdio.h>
#include "SDL.h"
static void
report_power(void)
{
int seconds, percent;
const SDL_PowerState state = SDL_GetPowerInfo(&seconds, &percent);
char *statestr = NULL;
SDL_Log("SDL-reported power info...\n");
switch (state) {
case SDL_POWERSTATE_UNKNOWN:
statestr = "Unknown";
break;
case SDL_POWERSTATE_ON_BATTERY:
statestr = "On battery";
break;
case SDL_POWERSTATE_NO_BATTERY:
statestr = "No battery";
break;
case SDL_POWERSTATE_CHARGING:
statestr = "Charging";
break;
case SDL_POWERSTATE_CHARGED:
statestr = "Charged";
break;
default:
statestr = "!!API ERROR!!";
break;
}
SDL_Log("State: %s\n", statestr);
if (percent == -1) {
SDL_Log("Percent left: unknown\n");
} else {
SDL_Log("Percent left: %d%%\n", percent);
}
if (seconds == -1) {
SDL_Log("Time left: unknown\n");
} else {
SDL_Log("Time left: %d minutes, %d seconds\n", (int) (seconds / 60),
(int) (seconds % 60));
}
}
int
main(int argc, char *argv[])
{
/* Enable standard application logging */
SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
if (SDL_Init(0) == -1) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "SDL_Init() failed: %s\n", SDL_GetError());
return 1;
}
report_power();
SDL_Quit();
return 0;
}
/* end of testpower.c ... */
SDL.h
report_power
static void report_power(void)
Definition: testpower.c:18
SDL_GetError
#define SDL_GetError
Definition: SDL_dynapi_overrides.h:113
SDL_POWERSTATE_CHARGING
@ SDL_POWERSTATE_CHARGING
Definition: SDL_power.h:47
SDL_LOG_CATEGORY_APPLICATION
@ SDL_LOG_CATEGORY_APPLICATION
Definition: SDL_log.h:66
NULL
#define NULL
Definition: begin_code.h:167
SDL_POWERSTATE_ON_BATTERY
@ SDL_POWERSTATE_ON_BATTERY
Definition: SDL_power.h:45
SDL_LogError
#define SDL_LogError
Definition: SDL_dynapi_overrides.h:36
SDL_Log
#define SDL_Log
Definition: SDL_dynapi_overrides.h:31
SDL_POWERSTATE_NO_BATTERY
@ SDL_POWERSTATE_NO_BATTERY
Definition: SDL_power.h:46
SDL_Quit
#define SDL_Quit
Definition: SDL_dynapi_overrides.h:58
SDL_GetPowerInfo
#define SDL_GetPowerInfo
Definition: SDL_dynapi_overrides.h:292
SDL_PowerState
SDL_PowerState
The basic state for the system's power supply.
Definition: SDL_power.h:42
SDL_LOG_PRIORITY_INFO
@ SDL_LOG_PRIORITY_INFO
Definition: SDL_log.h:106
main
int main(int argc, char *argv[])
Definition: testpower.c:64
SDL_LogSetPriority
#define SDL_LogSetPriority
Definition: SDL_dynapi_overrides.h:236
SDL_POWERSTATE_CHARGED
@ SDL_POWERSTATE_CHARGED
Definition: SDL_power.h:48
SDL_Init
#define SDL_Init
Definition: SDL_dynapi_overrides.h:54
state
struct xkb_state * state
Definition: SDL_waylandsym.h:113
SDL_POWERSTATE_UNKNOWN
@ SDL_POWERSTATE_UNKNOWN
Definition: SDL_power.h:44