Prevent Display Sleep on Windows while running a game (#1850)

Co-authored-by: EliEron <example@example.com>

1 files changed, 35 insertions, 0 deletions

diff --git a/Ryujinx.Common/System/DisplaySleep.cs b/Ryujinx.Common/System/DisplaySleep.cs
new file mode 100644
index 00000000..77f9dd75
--- /dev/null
+++ b/Ryujinx.Common/System/DisplaySleep.cs
@@ -0,0 +1,35 @@
+using System;
+using System.Runtime.InteropServices;
+
+namespace Ryujinx.Common.System
+{
+    public class DisplaySleep
+    {
+        [Flags]
+        enum EXECUTION_STATE : uint
+        {
+            ES_CONTINUOUS = 0x80000000,
+            ES_DISPLAY_REQUIRED = 0x00000002,
+            ES_SYSTEM_REQUIRED = 0x00000001
+        }
+
+        [DllImport("kernel32.dll", CharSet = CharSet.Auto, SetLastError = true)]
+        static extern EXECUTION_STATE SetThreadExecutionState(EXECUTION_STATE esFlags);
+
+        static public void Prevent()
+        {
+            if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
+            {
+                SetThreadExecutionState(EXECUTION_STATE.ES_CONTINUOUS | EXECUTION_STATE.ES_SYSTEM_REQUIRED | EXECUTION_STATE.ES_DISPLAY_REQUIRED);
+            }
+        }
+        
+        static public void Restore()
+        {
+            if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
+            {
+                SetThreadExecutionState(EXECUTION_STATE.ES_CONTINUOUS);  
+            }
+        }
+    }
+}