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update sleep prevention

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This commit is contained in:
Luke Pulverenti
2016-04-23 14:38:36 -04:00
parent 85a9363c78
commit 9807448fce
8 changed files with 67 additions and 33 deletions
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40
MediaBrowser.ServerApplication/Native/Standby.cs
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@@ -1,4 +1,5 @@
using System.Runtime.InteropServices;
using System;
using System.Runtime.InteropServices;
namespace MediaBrowser.ServerApplication.Native
{
@@ -7,11 +8,33 @@ namespace MediaBrowser.ServerApplication.Native
/// </summary>
public static class Standby
{
public static void PreventSystemStandby()
public static void PreventSleepAndMonitorOff()
{
SystemHelper.ResetStandbyTimer();
NativeMethods.SetThreadExecutionState(NativeMethods.ES_CONTINUOUS | NativeMethods.ES_SYSTEM_REQUIRED | NativeMethods.ES_DISPLAY_REQUIRED);
}
public static void PreventSleep()
{
NativeMethods.SetThreadExecutionState(NativeMethods.ES_CONTINUOUS | NativeMethods.ES_SYSTEM_REQUIRED);
}
// Clear EXECUTION_STATE flags to allow the system to sleep and turn off monitor normally
public static void AllowSleep()
{
NativeMethods.SetThreadExecutionState(NativeMethods.ES_CONTINUOUS);
}
internal static class NativeMethods
{
// Import SetThreadExecutionState Win32 API and necessary flags
[DllImport("kernel32.dll", CharSet = CharSet.Auto, SetLastError = true)]
public static extern uint SetThreadExecutionState(uint esFlags);
public const uint ES_CONTINUOUS = 0x80000000;
public const uint ES_SYSTEM_REQUIRED = 0x00000001;
public const uint ES_DISPLAY_REQUIRED = 0x00000002;
}
[Flags]
internal enum EXECUTION_STATE : uint
{
ES_NONE = 0,
@@ -21,16 +44,5 @@ namespace MediaBrowser.ServerApplication.Native
ES_AWAYMODE_REQUIRED = 0x00000040,
ES_CONTINUOUS = 0x80000000
}
public class SystemHelper
{
[DllImport("kernel32.dll", CharSet = CharSet.Auto, SetLastError = true)]
static extern EXECUTION_STATE SetThreadExecutionState(EXECUTION_STATE esFlags);
public static void ResetStandbyTimer()
{
EXECUTION_STATE es = SetThreadExecutionState(EXECUTION_STATE.ES_SYSTEM_REQUIRED);
}
}
}
}