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/*************************************************************************/
/* power_windows.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "power_windows.h"
// CODE CHUNK IMPORTED FROM SDL 2.0
bool PowerWindows::GetPowerInfo_Windows() {
SYSTEM_POWER_STATUS status;
bool need_details = FALSE;
/* This API should exist back to Win95. */
if (!GetSystemPowerStatus(&status)) {
/* !!! FIXME: push GetLastError() into GetError() */
power_state = POWERSTATE_UNKNOWN;
} else if (status.BatteryFlag == 0xFF) { /* unknown state */
power_state = POWERSTATE_UNKNOWN;
} else if (status.BatteryFlag & (1 << 7)) { /* no battery */
power_state = POWERSTATE_NO_BATTERY;
} else if (status.BatteryFlag & (1 << 3)) { /* charging */
power_state = POWERSTATE_CHARGING;
need_details = TRUE;
} else if (status.ACLineStatus == 1) {
power_state = POWERSTATE_CHARGED; /* on AC, not charging. */
need_details = TRUE;
} else {
power_state = POWERSTATE_ON_BATTERY; /* not on AC. */
need_details = TRUE;
}
percent_left = -1;
nsecs_left = -1;
if (need_details) {
const int pct = (int)status.BatteryLifePercent;
const int secs = (int)status.BatteryLifeTime;
if (pct != 255) { /* 255 == unknown */
percent_left = (pct > 100) ? 100 : pct; /* clamp between 0%, 100% */
}
if (secs != 0xFFFFFFFF) { /* ((DWORD)-1) == unknown */
nsecs_left = secs;
}
}
return TRUE; /* always the definitive answer on Windows. */
}
PowerState PowerWindows::get_power_state() {
if (GetPowerInfo_Windows()) {
return power_state;
} else {
return POWERSTATE_UNKNOWN;
}
}
int PowerWindows::get_power_seconds_left() {
if (GetPowerInfo_Windows()) {
return nsecs_left;
} else {
return -1;
}
}
int PowerWindows::get_power_percent_left() {
if (GetPowerInfo_Windows()) {
return percent_left;
} else {
return -1;
}
}
PowerWindows::PowerWindows()
: nsecs_left(-1), percent_left(-1), power_state(POWERSTATE_UNKNOWN) {
}
PowerWindows::~PowerWindows() {
}
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