Fix CA 1060 by moving PInvokes to a common NativeMethodsClass

Severity Code Description Project File Line Suppression State
Warning CA1060 Move pinvokes to native methods class PowerLauncher C:\Repos\PowerToys\src\modules\launcher\PowerLauncher\App.xaml.cs 24 Active

src/common/ManagedCommon/ManagedCommon.csproj

@@ -0,0 +1,22 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>netstandard2.0</TargetFramework>
+  </PropertyGroup>
+
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
+    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.CodeAnalysis.FxCopAnalyzers" Version="2.9.6">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\ManagedTelemetry\Telemetry\Telemetry.csproj" />
+  </ItemGroup>
+
+</Project>

src/common/ManagedCommon/NativeMethods.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Runtime.InteropServices;
+
+namespace ManagedCommon
+{
+    internal static class NativeMethods
+    {
+        [DllImport("kernel32.dll", SetLastError = true)]
+        internal static extern IntPtr OpenProcess(uint processAccess, bool bInheritHandle, int processId);
+
+        [DllImport("kernel32.dll", SetLastError = true)]
+        internal static extern uint WaitForSingleObject(IntPtr hHandle, uint dwMilliseconds);
+    }
+}

src/common/ManagedCommon/RunnerHelper.cs

@@ -0,0 +1,35 @@
+using Microsoft.PowerToys.Telemetry;
+using Microsoft.PowerToys.Telemetry.Events;
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ManagedCommon
+{
+    public static class RunnerHelper
+    {
+        public static void WaitForPowerToysRunner(int powerToysPID)
+        {
+            var stackTrace = new StackTrace();
+            var assembly = Assembly.GetCallingAssembly().GetName();
+            var callingMethod = stackTrace.GetFrame(1).GetMethod().Name;
+            PowerToysTelemetry.Log.WriteEvent(new DebugEvent() { Message = $"[{assembly}][{callingMethod}]WaitForPowerToysRunner waiting for Event powerToysPID={powerToysPID}" });
+            Task.Run(() =>
+            {
+                const uint INFINITE = 0xFFFFFFFF;
+                const uint WAIT_OBJECT_0 = 0x00000000;
+                const uint SYNCHRONIZE = 0x00100000;
+
+                IntPtr powerToysProcHandle = NativeMethods.OpenProcess(SYNCHRONIZE, false, powerToysPID);
+                if (NativeMethods.WaitForSingleObject(powerToysProcHandle, INFINITE) == WAIT_OBJECT_0)
+                {
+                    PowerToysTelemetry.Log.WriteEvent(new DebugEvent() { Message = $"[{assembly}][{callingMethod}]WaitForPowerToysRunner Event Notified powerToysPID={powerToysPID}" });
+                    Environment.Exit(0);
+                }
+            });
+        }
+    }
+}