mirror of
https://github.com/Ryujinx/SDL.git
synced 2025-01-07 18:05:39 +00:00
117 lines
3.4 KiB
C
117 lines
3.4 KiB
C
/*
|
|
Simple DirectMedia Layer
|
|
Copyright (C) 1997-2018 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, subject to the following restrictions:
|
|
|
|
1. The origin of this software must not be misrepresented; you must not
|
|
claim that you wrote the original software. If you use this software
|
|
in a product, an acknowledgment in the product documentation would be
|
|
appreciated but is not required.
|
|
2. Altered source versions must be plainly marked as such, and must not be
|
|
misrepresented as being the original software.
|
|
3. This notice may not be removed or altered from any source distribution.
|
|
*/
|
|
#include "../SDL_internal.h"
|
|
#include "SDL_power.h"
|
|
#include "SDL_syspower.h"
|
|
|
|
/*
|
|
* Returns SDL_TRUE if we have a definitive answer.
|
|
* SDL_FALSE to try next implementation.
|
|
*/
|
|
typedef SDL_bool
|
|
(*SDL_GetPowerInfo_Impl) (SDL_PowerState * state, int *seconds,
|
|
int *percent);
|
|
|
|
#ifndef SDL_POWER_DISABLED
|
|
#ifdef SDL_POWER_HARDWIRED
|
|
/* This is for things that _never_ have a battery */
|
|
static SDL_bool
|
|
SDL_GetPowerInfo_Hardwired(SDL_PowerState * state, int *seconds, int *percent)
|
|
{
|
|
*seconds = -1;
|
|
*percent = -1;
|
|
*state = SDL_POWERSTATE_NO_BATTERY;
|
|
return SDL_TRUE;
|
|
}
|
|
#endif
|
|
#endif
|
|
|
|
|
|
static SDL_GetPowerInfo_Impl implementations[] = {
|
|
#ifndef SDL_POWER_DISABLED
|
|
#ifdef SDL_POWER_LINUX /* in order of preference. More than could work. */
|
|
SDL_GetPowerInfo_Linux_org_freedesktop_upower,
|
|
SDL_GetPowerInfo_Linux_sys_class_power_supply,
|
|
SDL_GetPowerInfo_Linux_proc_acpi,
|
|
SDL_GetPowerInfo_Linux_proc_apm,
|
|
#endif
|
|
#ifdef SDL_POWER_WINDOWS /* handles Win32, Win64, PocketPC. */
|
|
SDL_GetPowerInfo_Windows,
|
|
#endif
|
|
#ifdef SDL_POWER_UIKIT /* handles iPhone/iPad/etc */
|
|
SDL_GetPowerInfo_UIKit,
|
|
#endif
|
|
#ifdef SDL_POWER_MACOSX /* handles Mac OS X, Darwin. */
|
|
SDL_GetPowerInfo_MacOSX,
|
|
#endif
|
|
#ifdef SDL_POWER_HAIKU /* with BeOS euc.jp apm driver. Does this work on Haiku? */
|
|
SDL_GetPowerInfo_Haiku,
|
|
#endif
|
|
#ifdef SDL_POWER_ANDROID /* handles Android. */
|
|
SDL_GetPowerInfo_Android,
|
|
#endif
|
|
#ifdef SDL_POWER_PSP /* handles PSP. */
|
|
SDL_GetPowerInfo_PSP,
|
|
#endif
|
|
#ifdef SDL_POWER_WINRT /* handles WinRT */
|
|
SDL_GetPowerInfo_WinRT,
|
|
#endif
|
|
#ifdef SDL_POWER_EMSCRIPTEN /* handles Emscripten */
|
|
SDL_GetPowerInfo_Emscripten,
|
|
#endif
|
|
|
|
#ifdef SDL_POWER_HARDWIRED
|
|
SDL_GetPowerInfo_Hardwired,
|
|
#endif
|
|
#endif
|
|
};
|
|
|
|
SDL_PowerState
|
|
SDL_GetPowerInfo(int *seconds, int *percent)
|
|
{
|
|
const int total = sizeof(implementations) / sizeof(implementations[0]);
|
|
int _seconds, _percent;
|
|
SDL_PowerState retval = SDL_POWERSTATE_UNKNOWN;
|
|
int i;
|
|
|
|
/* Make these never NULL for platform-specific implementations. */
|
|
if (seconds == NULL) {
|
|
seconds = &_seconds;
|
|
}
|
|
|
|
if (percent == NULL) {
|
|
percent = &_percent;
|
|
}
|
|
|
|
for (i = 0; i < total; i++) {
|
|
if (implementations[i](&retval, seconds, percent)) {
|
|
return retval;
|
|
}
|
|
}
|
|
|
|
/* nothing was definitive. */
|
|
*seconds = -1;
|
|
*percent = -1;
|
|
return SDL_POWERSTATE_UNKNOWN;
|
|
}
|
|
|
|
/* vi: set ts=4 sw=4 expandtab: */
|