Beispiel #1
0
        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);