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Added automatic toggle for "Lid Action" when external display and power is connected to keep the laptop awake when lid is closed (known as Clamshell Mode).

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This commit is contained in:
Carsten Braun
2023-07-19 11:54:51 +02:00
parent 2b8d82b58f
commit 595336288a
7 changed files with 158 additions and 0 deletions
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38
app/Mode/PowerNative.cs
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@@ -60,6 +60,9 @@ namespace GHelper.Mode
private static Guid GUID_SLEEP_SUBGROUP = new Guid("238c9fa8-0aad-41ed-83f4-97be242c8f20");
private static Guid GUID_HIBERNATEIDLE = new Guid("9d7815a6-7ee4-497e-8888-515a05f02364");
private static Guid GUID_SYSTEM_BUTTON_SUBGROUP = new Guid("4f971e89-eebd-4455-a8de-9e59040e7347");
private static Guid GUID_LIDACTION = new Guid("5CA83367-6E45-459F-A27B-476B1D01C936");
[DllImportAttribute("powrprof.dll", EntryPoint = "PowerGetActualOverlayScheme")]
public static extern uint PowerGetActualOverlayScheme(out Guid ActualOverlayGuid);
@@ -163,5 +166,40 @@ namespace GHelper.Mode
break;
}
}
public static void SetLidAction(int action, bool acOnly = false)
{
/**
* 1: Do nothing
* 2: Seelp
* 3: Hibernate
* 4: Shutdown
*/
Guid activeSchemeGuid = GetActiveScheme();
var hrAC = PowerWriteACValueIndex(
IntPtr.Zero,
activeSchemeGuid,
GUID_SYSTEM_BUTTON_SUBGROUP,
GUID_LIDACTION,
action);
PowerSetActiveScheme(IntPtr.Zero, activeSchemeGuid);
if (!acOnly)
{
var hrDC = PowerWriteDCValueIndex(
IntPtr.Zero,
activeSchemeGuid,
GUID_SYSTEM_BUTTON_SUBGROUP,
GUID_LIDACTION,
action);
PowerSetActiveScheme(IntPtr.Zero, activeSchemeGuid);
}
Logger.WriteLine("Changed Lid Action to " + action);
}
}
}