From 07561a141986ce0454c83687dfac12525ee24cd6 Mon Sep 17 00:00:00 2001
From: dahall <dahall@byu.net>
Date: Tue, 9 Feb 2021 09:18:31 -0700
Subject: [PATCH] Added CoClassAttribute to IContextCallback

---
 PInvoke/Ole/Ole32/CtxtCall.cs | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/PInvoke/Ole/Ole32/CtxtCall.cs b/PInvoke/Ole/Ole32/CtxtCall.cs
index 168b2a54..c162d033 100644
--- a/PInvoke/Ole/Ole32/CtxtCall.cs
+++ b/PInvoke/Ole/Ole32/CtxtCall.cs
@@ -6,6 +6,15 @@ namespace Vanara.PInvoke
 {
 	public static partial class Ole32
 	{
+		/// <summary>CLSID_ContextSwitcher</summary>
+		public static readonly Guid CLSID_ContextSwitcher = new Guid(0x0000034e, 0x0000, 0x0000, 0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46);
+
+		/// <summary>IID_ICallbackWithNoReentrancyToApplicationSTA</summary>
+		public static readonly Guid IID_ICallbackWithNoReentrancyToApplicationSTA = new Guid(0x0a299774, 0x3e4e, 0xfc42, 0x1d, 0x9d, 0x72, 0xce, 0xe1, 0x05, 0xca, 0x57);
+
+		/// <summary>IID_IEnterActivityWithNoLock</summary>
+		public static readonly Guid IID_IEnterActivityWithNoLock = new Guid(0xd7174f82, 0x36b8, 0x4aa8, 0x80, 0x0a, 0xe9, 0x63, 0xab, 0x2d, 0xfa, 0xb9);
+
 		/// <summary>
 		/// The function to be called inside the object context if <see cref="IContextCallback.ContextCallback(PFNCONTEXTCALL, in
 		/// ComCallData, in Guid, int, IntPtr)"/>.
@@ -20,7 +29,7 @@ namespace Vanara.PInvoke
 		/// <remarks>An instance of this interface for the current context can be obtained using CoGetObjectContext.</remarks>
 		// https://docs.microsoft.com/en-us/windows/win32/api/ctxtcall/nn-ctxtcall-icontextcallback
 		[PInvokeData("ctxtcall.h", MSDNShortId = "NN:ctxtcall.IContextCallback")]
-		[ComImport, Guid("000001da-0000-0000-C000-000000000046"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
+		[ComImport, Guid("000001da-0000-0000-C000-000000000046"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown), CoClass(typeof(ContextSwitcher))]
 		public interface IContextCallback
 		{
 			/// <summary>Enters the object context, executes the specified function, and returns.</summary>
@@ -88,14 +97,5 @@ namespace Vanara.PInvoke
 				int iMethod,
 				IntPtr pUnk = new IntPtr());
 		}
-
-		/// <summary>CLSID_ContextSwitcher</summary>
-		public static readonly Guid CLSID_ContextSwitcher = new Guid(0x0000034e, 0x0000, 0x0000, 0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46);
-
-		/// <summary>IID_IEnterActivityWithNoLock</summary>
-		public static readonly Guid IID_IEnterActivityWithNoLock = new Guid(0xd7174f82, 0x36b8, 0x4aa8, 0x80, 0x0a, 0xe9, 0x63, 0xab, 0x2d, 0xfa, 0xb9);
-
-		/// <summary>IID_ICallbackWithNoReentrancyToApplicationSTA</summary>
-		public static readonly Guid IID_ICallbackWithNoReentrancyToApplicationSTA = new Guid(0x0a299774, 0x3e4e, 0xfc42, 0x1d, 0x9d, 0x72, 0xce, 0xe1, 0x05, 0xca, 0x57);
 	}
 }
\ No newline at end of file