add wndhook

YaeAchievementLib/YaeAchievementLib.csproj

@@ -41,4 +41,24 @@
         <Using Include="System.Diagnostics.CodeAnalysis"/>
     </ItemGroup>
 
+    <PropertyGroup>
+        <PackageId>Yae.Lib</PackageId>
+        <Version>5.4.0</Version>
+        <Authors>HoloHat</Authors>
+        <DevelopmentDependency>true</DevelopmentDependency>
+        <PackageLicenseExpression>GPL-3.0-only</PackageLicenseExpression>
+        <RepositoryUrl>https://github.com/HolographicHat/Yae</RepositoryUrl>
+        <Description>Yae Lib</Description>
+        <IncludeBuildOutput>false</IncludeBuildOutput>
+        <SuppressDependenciesWhenPacking>true</SuppressDependenciesWhenPacking>
+    </PropertyGroup>
+
+    <ItemGroup>
+        <None Include="$(PublishDir)\$(TargetName)$(NativeBinaryExt)" Pack="true" PackagePath="runtimes\win-x64\native" Visible="false"/>
+    </ItemGroup>
+
+    <Target Name="GenerateNuGetPackage" AfterTargets="CopyNativeBinary">
+        <Exec Command="dotnet pack --no-build --nologo" UseUtf8Encoding="Always" EchoOff="true"/>
+    </Target>
+
 </Project>

YaeAchievementLib/src/Application.cs

@@ -27,6 +27,11 @@ internal static unsafe class Application {
         return 0;
     }
 
+    [UnmanagedCallersOnly(EntryPoint = "YaeWndHook")]
+    private static nint WndHook(int nCode, nint wParam, nint lParam) {
+        return User32.CallNextHookEx(0, nCode, wParam, lParam);
+    }
+
     #region RecvPacket
 
     private static delegate*unmanaged<byte*, int, ushort> _toUInt16;

YaeAchievementLib/src/Utilities/WinApi.cs

@@ -65,4 +65,7 @@ internal static unsafe partial class User32 {
     [LibraryImport("USER32.dll", StringMarshalling = StringMarshalling.Utf16, SetLastError = true)]
     internal static partial int MessageBoxW(nint hWnd, string text, string caption, uint uType);
 
+    [LibraryImport("USER32.dll")]
+    internal static partial nint CallNextHookEx(nint hhk, int nCode, nint wParam, nint lParam);
+
 }