Fix Proton compatibility and compilation on Linux

Author: Eveldee

NobetaTrainer/NobetaTrainer.csproj

@@ -4,9 +4,9 @@
         <TargetFramework>net6.0</TargetFramework>
         <AssemblyName>NobetaTrainer</AssemblyName>
         <Description>Little Witch Nobeta speedrun Trainer tool</Description>
-        <Version>1.4.3</Version>
+        <Version>1.4.4</Version>
         <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
-        <LangVersion>latest</LangVersion>
+        <LangVersion>preview</LangVersion>
         <RestoreAdditionalProjectSources>
             https://api.nuget.org/v3/index.json;
             https://nuget.bepinex.dev/v3/index.json;

NobetaTrainer/Overlay/NobetaTrainerOverlay.cs

@@ -27,7 +27,12 @@ protected override Task PostInitialized()
 
         IL2CPP.il2cpp_thread_attach(IL2CPP.il2cpp_domain_get());
         NobetaProcessUtils.OverlayWindowHandle = NobetaProcessUtils.FindWindow(null, "NobetaTrainer");
-        NobetaProcessUtils.HideOverlayFromTaskbar();
+
+        // Do not hide window if running under Proton/Wine
+        if (!NobetaProcessUtils.IsProton())
+        {
+            NobetaProcessUtils.HideOverlayFromTaskbar();
+        }
 
         return Task.CompletedTask;
     }

NobetaTrainer/Utils/NobetaProcessUtils.cs

@@ -169,4 +169,9 @@ public static void FocusNobetaWindow()
         SetForegroundWindow(GameWindowHandle);
         ShowWindow(GameWindowHandle, (int) ShowWindowCommands.SW_SHOW);
     }
+
+    public static bool IsProton()
+    {
+        return Process.GetProcessesByName("winlogon").Length is 0;
+    }
 }