Code Quality: Added OpenWith menu API & its uint test

Directory.Packages.props

@@ -56,8 +56,11 @@
     <PackageVersion Include="Appium.WebDriver" Version="4.4.5" />
     <PackageVersion Include="Axe.Windows" Version="2.4.2" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.13.0" />
+    <PackageVersion Include="MSTest" Version="3.8.3" />
     <PackageVersion Include="MSTest.TestAdapter" Version="3.8.3" />
     <PackageVersion Include="MSTest.TestFramework" Version="3.8.3" />
+    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
     <PackageVersion Include="Dongle.GuidRVAGen" Version="1.0.5" />
+    <PackageVersion Include="Microsoft.TestPlatform.TestHost" Version="17.13.0" />
   </ItemGroup>
 </Project>

Files.slnx

@@ -9,7 +9,7 @@
     <File Path="Directory.Packages.props" />
   </Folder>
   <Folder Name="/src/" />
-  <Folder Name="/src/core/" Id="8d626ea8-cb54-bc41-363a-217881beba6e">
+  <Folder Name="/src/core/">
     <Project Path="src/Files.Core.SourceGenerator/Files.Core.SourceGenerator.csproj" />
     <Project Path="src/Files.Core.Storage/Files.Core.Storage.csproj">
       <Platform Solution="*|arm64" Project="arm64" />
@@ -22,7 +22,7 @@
       <Platform Solution="*|x86" Project="x86" />
     </Project>
   </Folder>
-  <Folder Name="/src/platforms/" Id="82099983-647e-f067-e69a-cd800643a918">
+  <Folder Name="/src/platforms/">
     <Project Path="src/Files.App (Package)/Files.Package.wapproj" Type="c7167f0d-bc9f-4e6e-afe1-012c56b48db5">
       <Deploy />
     </Project>
@@ -75,6 +75,7 @@
     </Project>
   </Folder>
   <Folder Name="/tests/">
+    <Project Path="TestProject1/TestProject1.csproj" />
     <Project Path="tests/Files.App.UITests/Files.App.UITests.csproj">
       <Platform Solution="*|arm64" Project="arm64" />
       <Platform Solution="*|x64" Project="x64" />

src/Files.App.CsWin32/ComHeapPtr`1.cs

@@ -3,6 +3,7 @@
 
 using System;
 using System.Runtime.CompilerServices;
+using Windows.Win32.System.Com;
 
 namespace Windows.Win32
 {
@@ -21,6 +22,15 @@ public ComHeapPtr(T* ptr)
 			_ptr = ptr;
 		}
 
+		[MethodImpl(MethodImplOptions.AggressiveInlining)]
+		public void Attach(T* other)
+		{
+			if (_ptr is not null)
+				((IUnknown*)_ptr)->Release();
+
+			_ptr = other;
+		}
+
 		[MethodImpl(MethodImplOptions.AggressiveInlining)]
 		public readonly T* Get()
 		{

src/Files.App.CsWin32/ManualGuid.cs

@@ -62,6 +62,9 @@ public static Guid* IID_IStorageProviderStatusUISourceFactory
 
 		[GuidRVAGen.Guid("000214F4-0000-0000-C000-000000000046")]
 		public static partial Guid* IID_IContextMenu2 { get; }
+
+		[GuidRVAGen.Guid("0000010E-0000-0000-C000-000000000046")]
+		public static partial Guid* IID_IDataObject { get; }
 	}
 
 	public static unsafe partial class CLSID
@@ -89,6 +92,9 @@ public static unsafe partial class CLSID
 
 		[GuidRVAGen.Guid("D969A300-E7FF-11d0-A93B-00A0C90F2719")]
 		public static partial Guid* CLSID_NewMenu { get; }
+
+		[GuidRVAGen.Guid("09799AFB-AD67-11D1-ABCD-00C04FC30936")]
+		public static partial Guid* CLSID_OpenWithMenu { get; }
 	}
 
 	public static unsafe partial class BHID
@@ -104,5 +110,11 @@ public static unsafe partial class FOLDERID
 	{
 		[GuidRVAGen.Guid("B7534046-3ECB-4C18-BE4E-64CD4CB7D6AC")]
 		public static partial Guid* FOLDERID_RecycleBinFolder { get; }
+
+		[GuidRVAGen.Guid("B4BFCC3A-DB2C-424C-B029-7FE99A87C641")]
+		public static partial Guid* FOLDERID_Desktop { get; }
+
+		[GuidRVAGen.Guid("374DE290-123F-4565-9164-39C4925E467B")]
+		public static partial Guid* FOLDERID_Downloads { get; }
 	}
 }

src/Files.App.CsWin32/NativeMethods.txt

@@ -236,3 +236,7 @@ GetMenuItemCount
 GetMenuItemInfo
 IsWow64Process2
 GetCurrentProcess
+ILFindLastID
+SHCreateDataObject
+CoInitializeEx
+CoUninitialize

src/Files.App.Storage/Storables/WindowsStorage/WindowsContextMenuItem.cs

@@ -0,0 +1,10 @@
+// Copyright (c) Files Community
+// Licensed under the MIT License.
+
+namespace Files.App.Storage
+{
+	/// <summary>
+	/// Represents a Windows Shell ContextMenu item.
+	/// </summary>
+	public partial record WindowsContextMenuItem(uint Id = 0U, string? Name = null, byte[]? Icon = null, WindowsContextMenuType Type = WindowsContextMenuType.String, WindowsContextMenuState State = WindowsContextMenuState.Enabled);
+}

src/Files.App.Storage/Storables/WindowsStorage/ContextMenuType.cs → src/Files.App.Storage/Storables/WindowsStorage/WindowsContextMenuState.cs

@@ -3,9 +3,9 @@
 
 namespace Files.App.Storage
 {
-	public enum ContextMenuType
+	public enum WindowsContextMenuState : uint
 	{
-		Normal = 0x00000000,
+		Enabled = 0x00000000,
 
 		Disabled = 0x00000003,
 

src/Files.App.Storage/Storables/WindowsStorage/WindowsContextMenuType.cs

@@ -0,0 +1,27 @@
+// Copyright (c) Files Community
+// Licensed under the MIT License.
+
+namespace Files.App.Storage
+{
+	[Flags]
+	public enum WindowsContextMenuType : uint
+	{
+		Bitmap = 0x00000004,
+
+		MenuBarBreak = 0x00000020,
+
+		MenuBreak = 0x00000040,
+
+		OwnerDraw = 0x00000100,
+
+		RadioCheck = 0x00000200,
+
+		RightJustify = 0x00004000,
+
+		RightOrder = 0x00002000,
+
+		Separator = 0x00000800,
+
+		String = 0x00000000,
+	}
+}