SDL_power.h (2463B)
1/* 2 Simple DirectMedia Layer 3 Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org> 4 5 This software is provided 'as-is', without any express or implied 6 warranty. In no event will the authors be held liable for any damages 7 arising from the use of this software. 8 9 Permission is granted to anyone to use this software for any purpose, 10 including commercial applications, and to alter it and redistribute it 11 freely, subject to the following restrictions: 12 13 1. The origin of this software must not be misrepresented; you must not 14 claim that you wrote the original software. If you use this software 15 in a product, an acknowledgment in the product documentation would be 16 appreciated but is not required. 17 2. Altered source versions must be plainly marked as such, and must not be 18 misrepresented as being the original software. 19 3. This notice may not be removed or altered from any source distribution. 20*/ 21 22#ifndef SDL_power_h_ 23#define SDL_power_h_ 24 25/** 26 * \file SDL_power.h 27 * 28 * Header for the SDL power management routines. 29 */ 30 31#include "SDL_stdinc.h" 32 33#include "begin_code.h" 34/* Set up for C function definitions, even when using C++ */ 35#ifdef __cplusplus 36extern "C" { 37#endif 38 39/** 40 * \brief The basic state for the system's power supply. 41 */ 42typedef enum 43{ 44 SDL_POWERSTATE_UNKNOWN, /**< cannot determine power status */ 45 SDL_POWERSTATE_ON_BATTERY, /**< Not plugged in, running on the battery */ 46 SDL_POWERSTATE_NO_BATTERY, /**< Plugged in, no battery available */ 47 SDL_POWERSTATE_CHARGING, /**< Plugged in, charging battery */ 48 SDL_POWERSTATE_CHARGED /**< Plugged in, battery charged */ 49} SDL_PowerState; 50 51 52/** 53 * \brief Get the current power supply details. 54 * 55 * \param secs Seconds of battery life left. You can pass a NULL here if 56 * you don't care. Will return -1 if we can't determine a 57 * value, or we're not running on a battery. 58 * 59 * \param pct Percentage of battery life left, between 0 and 100. You can 60 * pass a NULL here if you don't care. Will return -1 if we 61 * can't determine a value, or we're not running on a battery. 62 * 63 * \return The state of the battery (if any). 64 */ 65extern DECLSPEC SDL_PowerState SDLCALL SDL_GetPowerInfo(int *secs, int *pct); 66 67/* Ends C function definitions when using C++ */ 68#ifdef __cplusplus 69} 70#endif 71#include "close_code.h" 72 73#endif /* SDL_power_h_ */ 74 75/* vi: set ts=4 sw=4 expandtab: */