Created a new way to treat process creation from module interfaces

src/RunnerV2/RunnerV2/ModuleInterfaces/AdvancedPasteModuleInterface.cs

@@ -17,7 +17,7 @@ using RunnerV2.Helpers;
 
 namespace RunnerV2.ModuleInterfaces
 {
-    internal sealed class AdvancedPasteModuleInterface : IPowerToysModule, IDisposable
+    internal sealed class AdvancedPasteModuleInterface : ProcessModuleAbstractClass, IPowerToysModule, IDisposable
     {
         public string Name => "AdvancedPaste";
 
@@ -33,29 +33,17 @@ namespace RunnerV2.ModuleInterfaces
                 _ipc.End();
                 _ipc = null;
             }
-
-            ProcessHelper.ScheudleProcessKill("PowerToys.AdvancedPaste");
         }
 
         private TwoWayPipeMessageIPCManaged? _ipc;
+        private string _ipcName = @"\\.\pipe\PowerToys.AdvancedPaste";
 
         public void Enable()
         {
-            if (Process.GetProcessesByName("PowerToys.AdvancedPaste.exe").Length > 0)
+            _ipc = new TwoWayPipeMessageIPCManaged(string.Empty, _ipcName, (_) => { });
-            {
-                return;
-            }
-
-            string ipcName = @"\\.\pipe\PowerToys.AdvancedPaste";
-            _ipc = new TwoWayPipeMessageIPCManaged(string.Empty, ipcName, (_) => { });
             _ipc.Start();
 
-            if (Shortcuts.Count == 0)
+            PopulateShortcuts();
-            {
-                PopulateShortcuts();
-            }
-
-            Process.Start("WinUI3Apps\\PowerToys.AdvancedPaste.exe", $"{Environment.ProcessId} {ipcName}");
         }
 
         public void OnSettingsChanged(string settingsKind, JsonElement jsonProperties)
@@ -65,10 +53,7 @@ namespace RunnerV2.ModuleInterfaces
 
         public void PopulateShortcuts()
         {
-            if (_ipc is null)
+            _ipc ??= new TwoWayPipeMessageIPCManaged(string.Empty, @"\\.\pipe\PowerToys.AdvancedPaste", (_) => { });
-            {
-                _ipc = new TwoWayPipeMessageIPCManaged(string.Empty, @"\\.\pipe\PowerToys.AdvancedPaste", (_) => { });
-            }
 
             Shortcuts.Clear();
 
@@ -112,5 +97,13 @@ namespace RunnerV2.ModuleInterfaces
         }
 
         public List<(HotkeySettings Hotkey, Action Action)> Shortcuts { get; } = [];
+
+        public override string ProcessPath => "WinUI3Apps\\PowerToys.AdvancedPaste.exe";
+
+        public override string ProcessName => "PowerToys.AdvancedPaste";
+
+        public override string ProcessArguments => _ipcName;
+
+        public override ProcessLaunchOptions LaunchOptions => ProcessLaunchOptions.SingletonProcess | ProcessLaunchOptions.RunnerProcessIdAsFirstArgument;
     }
 }

src/RunnerV2/RunnerV2/ModuleInterfaces/AlwaysOnTopModuleInterface.cs

@@ -14,7 +14,7 @@ using RunnerV2.Helpers;
 
 namespace RunnerV2.ModuleInterfaces
 {
-    public partial class AlwaysOnTopModuleInterface : IPowerToysModule, IDisposable
+    internal sealed partial class AlwaysOnTopModuleInterface : ProcessModuleAbstractClass, IPowerToysModule, IDisposable
     {
         public bool Enabled => new SettingsUtils().GetSettings<GeneralSettings>().Enabled.AlwaysOnTop;
 
@@ -22,8 +22,6 @@ namespace RunnerV2.ModuleInterfaces
 
         public GpoRuleConfigured GpoRuleConfigured => GPOWrapper.GetConfiguredAlwaysOnTopEnabledValue();
 
-        private Process? _process;
-
         private InteropEvent? _pinEventWrapper;
 
         public void Disable()
@@ -33,44 +31,22 @@ namespace RunnerV2.ModuleInterfaces
             terminateEventWrapper.Dispose();
             _pinEventWrapper?.Dispose();
             _pinEventWrapper = null;
-
-            ProcessHelper.ScheudleProcessKill("PowerToys.AlwaysOnTop");
         }
 
         public void Enable()
-        {
-            if (_process?.HasExited == false)
-            {
-                return;
-            }
-
-            _pinEventWrapper = new InteropEvent(InteropEvent.AlwaysOnTopPin);
-
-            var psi = new ProcessStartInfo
-            {
-                FileName = "PowerToys.AlwaysOnTop.exe",
-                Arguments = Environment.ProcessId.ToString(CultureInfo.InvariantCulture),
-                UseShellExecute = true,
-            };
-
-            _process = Process.Start(psi);
-        }
-
-        public AlwaysOnTopModuleInterface()
         {
             InitializeHotkey();
+            _pinEventWrapper = new InteropEvent(InteropEvent.AlwaysOnTopPin);
         }
 
         private void InitializeHotkey()
         {
             Shortcuts.Clear();
             Shortcuts.Add((new SettingsUtils().GetSettings<AlwaysOnTopSettings>(Name).Properties.Hotkey.Value, () =>
-            {
-                if (!_process?.HasExited ?? false)
                 {
                     _pinEventWrapper?.Fire();
                 }
-            }));
+            ));
         }
 
         public void OnSettingsChanged(string settingsKind, JsonElement jsonProperties)
@@ -80,9 +56,14 @@ namespace RunnerV2.ModuleInterfaces
 
         public List<(HotkeySettings Hotkey, Action Action)> Shortcuts { get; } = [];
 
+        public override string ProcessPath => "PowerToys.AlwaysOnTop.exe";
+
+        public override string ProcessName => "PowerToys.AlwaysOnTop";
+
+        public override ProcessLaunchOptions LaunchOptions => ProcessLaunchOptions.SingletonProcess | ProcessLaunchOptions.RunnerProcessIdAsFirstArgument | ProcessLaunchOptions.ElevateIfApplicable;
+
         public void Dispose()
         {
-            _process?.Dispose();
             _pinEventWrapper?.Dispose();
             GC.SuppressFinalize(this);
         }

src/RunnerV2/RunnerV2/ModuleInterfaces/AwakeModuleInterface.cs

@@ -9,10 +9,11 @@ using ManagedCommon;
 using Microsoft.PowerToys.Settings.UI.Library;
 using PowerToys.GPOWrapper;
 using RunnerV2.Helpers;
+using Windows.Media.Capture;
 
 namespace RunnerV2.ModuleInterfaces
 {
-    internal sealed partial class AwakeModuleInterface : IPowerToysModule, IDisposable
+    internal sealed class AwakeModuleInterface : ProcessModuleAbstractClass, IPowerToysModule
     {
         public string Name => "Awake";
 
@@ -20,38 +21,23 @@ namespace RunnerV2.ModuleInterfaces
 
         public GpoRuleConfigured GpoRuleConfigured => GPOWrapper.GetConfiguredAwakeEnabledValue();
 
-        private Process? _process;
+        public override string ProcessPath => "PowerToys.Awake.exe";
+
+        public override string ProcessName => "PowerToys.Awake";
+
+        public override string ProcessArguments => $"--use-pt-config --pid {Environment.ProcessId.ToString(CultureInfo.InvariantCulture)}";
+
+        public override ProcessLaunchOptions LaunchOptions => ProcessLaunchOptions.SingletonProcess;
 
         public void Disable()
         {
             InteropEvent terminateEventWrapper = new(InteropEvent.AwakeTerminate);
             terminateEventWrapper.Fire();
             terminateEventWrapper.Dispose();
-
-            ProcessHelper.ScheudleProcessKill("PowerToys.Awake");
         }
 
         public void Enable()
         {
-            if (_process?.HasExited == false)
-            {
-                return;
-            }
-
-            var psi = new ProcessStartInfo
-            {
-                FileName = "PowerToys.Awake.exe",
-                Arguments = $"--use-pt-config --pid {Environment.ProcessId.ToString(CultureInfo.InvariantCulture)}",
-                UseShellExecute = true,
-            };
-
-            _process = Process.Start(psi);
-        }
-
-        public void Dispose()
-        {
-            _process?.Dispose();
-            GC.SuppressFinalize(this);
         }
     }
 }

src/RunnerV2/RunnerV2/ModuleInterfaces/ColorPickerModuleInterface.cs

@@ -17,7 +17,7 @@ using RunnerV2.Helpers;
 
 namespace RunnerV2.ModuleInterfaces
 {
-    internal sealed partial class ColorPickerModuleInterface : IPowerToysModule, IDisposable
+    internal sealed partial class ColorPickerModuleInterface : ProcessModuleAbstractClass, IPowerToysModule, IDisposable
     {
         public string Name => "ColorPicker";
 
@@ -25,8 +25,6 @@ namespace RunnerV2.ModuleInterfaces
 
         public GpoRuleConfigured GpoRuleConfigured => GPOWrapper.GetConfiguredColorPickerEnabledValue();
 
-        private Process? _process;
-
         private InteropEvent? _showUiEventWrapper;
 
         public void Disable()
@@ -36,56 +34,40 @@ namespace RunnerV2.ModuleInterfaces
             terminateEventWrapper.Dispose();
             _showUiEventWrapper?.Dispose();
             _showUiEventWrapper = null;
-
-            ProcessHelper.ScheudleProcessKill("PowerToys.ColorPickerUI");
         }
 
         public void Enable()
         {
-            if (_process?.HasExited == false)
+            InitializeShortcuts();
-            {
-                return;
-            }
 
             _showUiEventWrapper = new InteropEvent(InteropEvent.ColorPickerShow);
-
-            var psi = new ProcessStartInfo
-            {
-                FileName = "PowerToys.ColorPickerUI.exe",
-                Arguments = Environment.ProcessId.ToString(CultureInfo.InvariantCulture),
-                UseShellExecute = true,
-            };
-
-            _process = Process.Start(psi);
         }
 
-        public ColorPickerModuleInterface()
+        private void InitializeShortcuts()
-        {
-            InitializeHotkey();
-        }
-
-        private void InitializeHotkey()
         {
             Shortcuts.Clear();
             Shortcuts.Add((new SettingsUtils().GetSettings<ColorPickerSettings>(Name).Properties.ActivationShortcut, () =>
             {
-                if (!_process?.HasExited ?? false)
+                _showUiEventWrapper?.Fire();
-                {
+            }
-                    _showUiEventWrapper?.Fire();
+            ));
-                }
-            }));
         }
 
         public void OnSettingsChanged(string settingsKind, JsonElement jsonProperties)
         {
-            InitializeHotkey();
+            InitializeShortcuts();
         }
 
         public List<(HotkeySettings Hotkey, Action Action)> Shortcuts { get; } = [];
 
+        public override string ProcessPath => "PowerToys.ColorPickerUI.exe";
+
+        public override string ProcessName => "PowerToys.ColorPickerUI";
+
+        public override ProcessLaunchOptions LaunchOptions => ProcessLaunchOptions.SingletonProcess | ProcessLaunchOptions.RunnerProcessIdAsFirstArgument;
+
         public void Dispose()
         {
-            _process?.Dispose();
             _showUiEventWrapper?.Dispose();
             GC.SuppressFinalize(this);
         }

src/RunnerV2/RunnerV2/ModuleInterfaces/CommandPaletteModuleInterface.cs

@@ -16,7 +16,7 @@ using Windows.ApplicationModel;
 
 namespace RunnerV2.ModuleInterfaces
 {
-    internal sealed class CommandPaletteModuleInterface : IPowerToysModule
+    internal sealed class CommandPaletteModuleInterface : ProcessModuleAbstractClass, IPowerToysModule
     {
         private const string PackageName = "Microsoft.CommandPalette"
 #if DEBUG
@@ -30,13 +30,16 @@ namespace RunnerV2.ModuleInterfaces
 
         public GpoRuleConfigured GpoRuleConfigured => GPOWrapper.GetConfiguredCmdPalEnabledValue();
 
+        public override string ProcessPath => "explorer.exe";
+
+        public override string ProcessArguments => "x-cmdpal://background";
+
+        public override string ProcessName => string.Empty;
+
+        public override ProcessLaunchOptions LaunchOptions => ProcessLaunchOptions.UseShellExecute | ProcessLaunchOptions.NeverExit;
+
         public void Disable()
         {
-            ProcessHelper.ScheudleProcessKill("Microsoft.CmdPal.UI");
-            lock (_launchedLock)
-            {
-                _launched = false;
-            }
         }
 
         public void Enable()
@@ -73,64 +76,6 @@ namespace RunnerV2.ModuleInterfaces
                 Logger.LogError("Command Palette package is not registered after attempting to enable it.");
                 return;
             }
-
-            lock (_launchedLock)
-            {
-                if (_launched)
-                {
-                    return;
-                }
-            }
-
-            LaunchApp("explorer.exe", "x-cmdpal://background", false);
-        }
-
-        private readonly object _launchedLock = new();
-        private bool _launched;
-
-        // TODO: Implement retry logic for launching the app
-        /*private static void TryLaunch(string path, string args)
-        {
-            int baseDelay = 1000;
-            int maxAttempts = 9;
-            int retryCount = 0;
-
-            do
-            {
-                if (LaunchApp)
-            }
-        }*/
-
-        private bool LaunchApp(string path, string args, bool elevated)
-        {
-            try
-            {
-                Process? process = Process.Start(new ProcessStartInfo
-                {
-                    FileName = path,
-                    CreateNoWindow = true,
-                    UseShellExecute = true,
-                    Verb = elevated ? "runas" : "open",
-                    Arguments = args,
-                });
-
-                if (process is null)
-                {
-                    Logger.LogError($"Failed to start process for {path} with args {args}");
-                }
-            }
-            catch (Exception ex)
-            {
-                Logger.LogError($"Exception occurred while launching app {path} with args {args}", ex);
-                return false;
-            }
-
-            lock (_launchedLock)
-            {
-                _launched = true;
-            }
-
-            return true;
         }
     }
 }

src/RunnerV2/RunnerV2/ModuleInterfaces/CropAndLockModuleInterface.cs

@@ -15,7 +15,7 @@ using RunnerV2.Helpers;
 
 namespace RunnerV2.ModuleInterfaces
 {
-    internal sealed partial class CropAndLockModuleInterface : IPowerToysModule, IDisposable
+    internal sealed partial class CropAndLockModuleInterface : ProcessModuleAbstractClass, IPowerToysModule, IDisposable
     {
         public string Name => "CropAndLock";
 
@@ -33,27 +33,16 @@ namespace RunnerV2.ModuleInterfaces
             _reparentEvent.Dispose();
             _thumbnailEvent.Dispose();
             _terminateEvent.Dispose();
-            ProcessHelper.ScheudleProcessKill("PowerToys.CropAndLock");
         }
 
         public void Enable()
         {
-            EnsureLaunched();
             _reparentEvent = new(InteropEvent.CropAndLockReparent);
             _thumbnailEvent = new(InteropEvent.CropAndLockThumbnail);
             _terminateEvent = new(InteropEvent.CropAndLockTerminate);
             PopulateShortcuts();
         }
 
-        private void EnsureLaunched()
-        {
-            Process[] processes = Process.GetProcessesByName("PowerToys.CropAndLock");
-            if (processes.Length == 0)
-            {
-                Process.Start("PowerToys.CropAndLock.exe", Environment.ProcessId.ToString(CultureInfo.InvariantCulture));
-            }
-        }
-
         public void PopulateShortcuts()
         {
             Shortcuts.Clear();
@@ -69,6 +58,12 @@ namespace RunnerV2.ModuleInterfaces
 
         public List<(HotkeySettings Hotkey, Action Action)> Shortcuts { get; } = [];
 
+        public override string ProcessPath => "PowerToys.CropAndLock.exe";
+
+        public override string ProcessName => "PowerToys.CropAndLock";
+
+        public override ProcessLaunchOptions LaunchOptions => ProcessLaunchOptions.SingletonProcess | ProcessLaunchOptions.RunnerProcessIdAsFirstArgument;
+
         public void Dispose()
         {
             GC.SuppressFinalize(this);

src/RunnerV2/RunnerV2/ModuleInterfaces/HostsModuleInterface.cs

@@ -9,7 +9,7 @@ using RunnerV2.Helpers;
 
 namespace RunnerV2.ModuleInterfaces
 {
-    internal sealed class HostsModuleInterface : IPowerToysModule
+    internal sealed class HostsModuleInterface : ProcessModuleAbstractClass, IPowerToysModule
     {
         public bool Enabled => new SettingsUtils().GetSettingsOrDefault<GeneralSettings>().Enabled.Hosts;
 
@@ -17,9 +17,14 @@ namespace RunnerV2.ModuleInterfaces
 
         public string Name => "Hosts";
 
+        public override string ProcessPath => string.Empty;
+
+        public override string ProcessName => "PowerToys.Hosts";
+
+        public override ProcessLaunchOptions LaunchOptions => ProcessLaunchOptions.SupressLaunchOnModuleEnabled;
+
         public void Disable()
         {
-            ProcessHelper.ScheudleProcessKill("PowerToys.Hosts", 0);
         }
 
         public void Enable()

src/RunnerV2/RunnerV2/ModuleInterfaces/PowerAccentModuleInterface.cs

@@ -10,7 +10,7 @@ using PowerToys.GPOWrapper;
 
 namespace RunnerV2.ModuleInterfaces
 {
-    internal sealed class PowerAccentModuleInterface : IPowerToysModule
+    internal sealed class PowerAccentModuleInterface : ProcessModuleAbstractClass, IPowerToysModule
     {
         public string Name => "PowerAccent";
 
@@ -18,17 +18,18 @@ namespace RunnerV2.ModuleInterfaces
 
         public GpoRuleConfigured GpoRuleConfigured => GPOWrapper.GetConfiguredQuickAccentEnabledValue();
 
+        public override string ProcessPath => "PowerToys.PowerAccent.exe";
+
+        public override string ProcessName => "PowerToys.PowerAccent";
+
+        public override ProcessLaunchOptions LaunchOptions => ProcessLaunchOptions.SingletonProcess | ProcessLaunchOptions.RunnerProcessIdAsFirstArgument;
+
         public void Disable()
         {
-            foreach (var process in Process.GetProcessesByName("PowerToys.PowerAccent.exe"))
-            {
-                process.Kill();
-            }
         }
 
         public void Enable()
         {
-            Process.Start("PowerToys.PowerAccent.exe", Environment.ProcessId.ToString(CultureInfo.InvariantCulture));
         }
     }
 }

src/RunnerV2/RunnerV2/ModuleInterfaces/ProcessModuleAbstractClass.cs

@@ -0,0 +1,114 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Globalization;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using PowerToys.GPOWrapper;
+using RunnerV2.Helpers;
+
+namespace RunnerV2.ModuleInterfaces
+{
+    internal abstract class ProcessModuleAbstractClass
+    {
+        /// <summary>
+        /// Options for launching a process.
+        /// </summary>
+        [Flags]
+        public enum ProcessLaunchOptions
+        {
+            /// <summary>
+            /// Only a single instance of the process should be running.
+            /// </summary>
+            SingletonProcess = 1,
+
+            /// <summary>
+            /// Elevate the process if the current process is elevated.
+            /// </summary>
+            ElevateIfApplicable = 2,
+
+            /// <summary>
+            /// Provide the runner process ID as the first argument to the launched process.
+            /// </summary>
+            RunnerProcessIdAsFirstArgument = 4,
+
+            /// <summary>
+            /// Indicates that the application should not launch automatically when the specified module is enabled.
+            /// </summary>
+            SupressLaunchOnModuleEnabled = 8,
+
+            /// <summary>
+            /// Specifies that the process should be started using the operating system shell.
+            /// </summary>
+            UseShellExecute = 16,
+
+            /// <summary>
+            /// Indicates that the process should never exit automatically.
+            /// </summary>
+            /// <remarks>Use this value when using a helper process to launch an application like explorer.exe.</remarks>
+            NeverExit = 32,
+        }
+
+        public abstract string ProcessPath { get; }
+
+        public abstract string ProcessName { get; }
+
+        public virtual string ProcessArguments { get; } = string.Empty;
+
+        public abstract ProcessLaunchOptions LaunchOptions { get; }
+
+        public void EnsureLaunched()
+        {
+            Process[] processes = Process.GetProcessesByName(ProcessName);
+            if (processes.Length > 0)
+            {
+                return;
+            }
+
+            LaunchProcess();
+        }
+
+        public void LaunchProcess(bool isModuleEnableProcess = false)
+        {
+            if (isModuleEnableProcess && LaunchOptions.HasFlag(ProcessLaunchOptions.SupressLaunchOnModuleEnabled))
+            {
+                return;
+            }
+
+            if (LaunchOptions.HasFlag(ProcessLaunchOptions.SingletonProcess))
+            {
+                Process[] processes = Process.GetProcessesByName(ProcessName);
+                if (processes.Length > 0)
+                {
+                    return;
+                }
+            }
+
+            string arguments = (LaunchOptions.HasFlag(ProcessLaunchOptions.RunnerProcessIdAsFirstArgument) ? Environment.ProcessId.ToString(CultureInfo.InvariantCulture) + (string.IsNullOrEmpty(ProcessArguments) ? string.Empty : " ") : string.Empty) + ProcessArguments;
+
+            Process.Start(new ProcessStartInfo()
+            {
+                UseShellExecute = LaunchOptions.HasFlag(ProcessLaunchOptions.UseShellExecute),
+                FileName = ProcessPath,
+                Arguments = arguments,
+                Verb = LaunchOptions.HasFlag(ProcessLaunchOptions.ElevateIfApplicable) && ElevationHelper.IsProcessElevated() ? "runas" : "open",
+            });
+        }
+
+        public void ProcessExit(int msDelay = 500)
+        {
+            if (LaunchOptions.HasFlag(ProcessLaunchOptions.NeverExit))
+            {
+                return;
+            }
+
+            ProcessHelper.ScheudleProcessKill(ProcessName, msDelay);
+        }
+    }
+}

src/RunnerV2/RunnerV2/Runner.cs

@@ -8,6 +8,7 @@ using System.Collections.Generic;
 using System.Diagnostics;
 using System.Diagnostics.CodeAnalysis;
 using System.Drawing;
+using System.Globalization;
 using System.IO;
 using System.Linq;
 using System.Reflection;
@@ -34,13 +35,13 @@ namespace RunnerV2
 
         public static FrozenSet<IPowerToysModule> ModulesToLoad { get; } =
         [
+            new ColorPickerModuleInterface(),
             new AlwaysOnTopModuleInterface(),
             new HostsModuleInterface(),
             new PowerAccentModuleInterface(),
             new AdvancedPasteModuleInterface(),
             new AwakeModuleInterface(),
             new CmdNotFoundModuleInterface(),
-            new ColorPickerModuleInterface(),
             new CommandPaletteModuleInterface(),
             new CropAndLockModuleInterface(),
         ];
@@ -102,6 +103,12 @@ namespace RunnerV2
                 try
                 {
                     module.Disable();
+
+                    if (module is ProcessModuleAbstractClass pmac)
+                    {
+                        pmac.ProcessExit();
+                    }
+
                     foreach (var hotkey in module.Hotkeys)
                     {
                         HotkeyManager.DisableHotkey(hotkey.Key);
@@ -127,6 +134,11 @@ namespace RunnerV2
                     if (!LoadedModules.Contains(module))
                     {
                         module.Enable();
+                        if (module is ProcessModuleAbstractClass pmac)
+                        {
+                            pmac.LaunchProcess(true);
+                        }
+
                         LoadedModules.Add(module);
                     }
 
@@ -159,6 +171,11 @@ namespace RunnerV2
             {
                 module.Disable();
 
+                if (module is ProcessModuleAbstractClass pmac)
+                {
+                    pmac.ProcessExit();
+                }
+
                 foreach (var hotkey in module.Hotkeys)
                 {
                     HotkeyManager.DisableHotkey(hotkey.Key);

src/RunnerV2/RunnerV2/RunnerV2.csproj

@@ -16,6 +16,7 @@
   <ItemGroup>
     <ProjectReference Include="..\..\common\ManagedCommon\ManagedCommon.csproj" />
     <ProjectReference Include="..\..\common\ManagedCsWin32\ManagedCsWin32.csproj" />
+    <ProjectReference Include="..\..\modules\poweraccent\PowerAccent.UI\PowerAccent.UI.csproj" />
     <ProjectReference Include="..\..\settings-ui\Settings.UI.Library\Settings.UI.Library.csproj" />
     <ProjectReference Include="..\..\Update\Update.csproj" />
   </ItemGroup>

src/modules/colorPicker/ColorPickerUI/Program.cs

@@ -3,7 +3,7 @@
 // See the LICENSE file in the project root for more information.
 
 using System;
-
+using System.Diagnostics;
 using ColorPicker.Helpers;
 using ColorPicker.Mouse;
 using ColorPickerUI;