hwstuff.cpp

来自「Example of using HTC sensor api to get L」· C++ 代码 · 共 19 行

#include <windows.h>
#include <pm.h>
#include "HwStuff.h"


bool IsAcPowered()
{
	SYSTEM_POWER_STATUS_EX2 pwStatus;
	GetSystemPowerStatusEx2(&pwStatus, sizeof(pwStatus), false);
	return (pwStatus.ACLineStatus == AC_LINE_ONLINE);
}

bool IsScreenPowered()
{
	CEDEVICE_POWER_STATE pwState;
	if (GetDevicePower(L"BKL1:", POWER_NAME, &pwState)==ERROR_SUCCESS)
		return (pwState != D4);
	return false;
}