public static PowerPolicy GetPowerPolicy(PowerType powerType)
{
var powerPolicy = new POWER_POLICY();
var globalPowerPolicy = new GLOBAL_POWER_POLICY();
if (!PlatformInvokerPowrprof.GetCurrentPowerPolicies(ref globalPowerPolicy, ref powerPolicy))
{
Log.Warning("Unable to get power management state");
return(null);
}
var userPolicy = powerPolicy.user;
switch (powerType)
{
case PowerType.AC:
return(new PowerPolicy
{
IdleTimeout =
userPolicy.IdleTimeoutAc == 0 || userPolicy.IdleAc.Action == POWER_ACTION.PowerActionNone
? (TimeSpan?)null
: TimeSpan.FromSeconds(userPolicy.IdleTimeoutAc),
VideoTimeout = userPolicy.VideoTimeoutAc == 0
? (TimeSpan?)null
: TimeSpan.FromSeconds(userPolicy.VideoTimeoutAc)
});
case PowerType.DC:
return(new PowerPolicy
{
IdleTimeout =
userPolicy.IdleTimeoutDc == 0 || userPolicy.IdleDc.Action == POWER_ACTION.PowerActionNone
? (TimeSpan?)null
: TimeSpan.FromSeconds(userPolicy.IdleTimeoutDc),
VideoTimeout = userPolicy.VideoTimeoutDc == 0
? (TimeSpan?)null
: TimeSpan.FromSeconds(userPolicy.VideoTimeoutDc)
});
default:
throw new ArgumentOutOfRangeException(nameof(powerType));
}
}
internal static extern bool GetCurrentPowerPolicies(ref GLOBAL_POWER_POLICY pGlobalPowerPolicy, ref POWER_POLICY pPowerPolicy);