public SystemBatteryState GetSystemBatteryState()
{
var sbs = new SystemBatteryState();
uint retval = PowerManagementInterop.CallNtPowerInformation(
PowerInformationLevel.SystemBatteryState,
IntPtr.Zero,
0,
ref sbs,
Marshal.SizeOf(sbs));
if (retval != statusSuccess)
{
throw new Exception("GetSystemBatteryState not success");
}
return(sbs);
}
public SystemPowerInformation ShowSystemPowerInformation()
{
SystemPowerInformation spi;
uint retval = PowerManagementInterop.CallNtPowerInformation(
PowerInformationLevel.SystemPowerInformation,
IntPtr.Zero,
0,
out spi,
Marshal.SizeOf(typeof(SystemPowerInformation))
);
if (retval != statusSuccess)
{
throw new Exception("SystemPowerInformation not success");
}
return(spi);
}
public bool SetSuspendState(bool hibernate, bool forceCritical, bool disableWakeEvent)
{
return(PowerManagementInterop.SetSuspendState(hibernate, forceCritical, disableWakeEvent));
}