Added node image for PInvoke methods.

ILSpy/ILSpy.csproj

@@ -246,6 +246,7 @@
     <Resource Include="Images\OverlayProtectedInternal.png" />
     <Resource Include="Images\OverlayStatic.png" />
     <Resource Include="Images\VirtualMethod.png" />
+    <Resource Include="Images\PInvokeMethod.png" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\ICSharpCode.Decompiler\ICSharpCode.Decompiler.csproj">

ILSpy/Images/Images.cs

@@ -62,6 +62,7 @@ namespace ICSharpCode.ILSpy
 		private static readonly BitmapImage VirtualMethod = LoadBitmap("VirtualMethod");
 		private static readonly BitmapImage Operator = LoadBitmap("Operator");
 		private static readonly BitmapImage ExtensionMethod = LoadBitmap("ExtensionMethod");
+		private static readonly BitmapImage PInvokeMethod = LoadBitmap("PInvokeMethod");
 
 		private static readonly BitmapImage Property = LoadBitmap("Property");
 		private static readonly BitmapImage Indexer = LoadBitmap("Indexer");
@@ -159,6 +160,7 @@ namespace ICSharpCode.ILSpy
 				PreloadPublicIconToCache(MemberIcon.VirtualMethod, Images.VirtualMethod);
 				PreloadPublicIconToCache(MemberIcon.Operator, Images.Operator);
 				PreloadPublicIconToCache(MemberIcon.ExtensionMethod, Images.ExtensionMethod);
+				PreloadPublicIconToCache(MemberIcon.PInvokeMethod, Images.PInvokeMethod);
 				PreloadPublicIconToCache(MemberIcon.Event, Images.Event);
 			}
 
@@ -199,6 +201,9 @@ namespace ICSharpCode.ILSpy
 					case MemberIcon.ExtensionMethod:
 						baseImage = Images.ExtensionMethod;
 						break;
+					case MemberIcon.PInvokeMethod:
+						baseImage = Images.PInvokeMethod;
+						break;
 					case MemberIcon.Event:
 						baseImage = Images.Event;
 						break;

ILSpy/Images/MemberIcon.cs

@@ -33,6 +33,7 @@ namespace ICSharpCode.ILSpy
 		VirtualMethod,
 		Operator,
 		ExtensionMethod,
+		PInvokeMethod,
 		Event
 	}
 }

ILSpy/TreeNodes/MethodTreeNode.cs

@@ -90,10 +90,13 @@ namespace ICSharpCode.ILSpy.TreeNodes
 			}
 
 			if (method.IsSpecialName &&
-			    (method.Name == ".ctor" || method.Name == ".cctor")) {
+				(method.Name == ".ctor" || method.Name == ".cctor")) {
 				return Images.GetIcon(MemberIcon.Constructor, GetOverlayIcon(method.Attributes), false);
 			}
 
+			if (method.HasPInvokeInfo)
+				return Images.GetIcon(MemberIcon.PInvokeMethod, GetOverlayIcon(method.Attributes), true);
+
 			bool showAsVirtual = method.IsVirtual && !(method.IsNewSlot && method.IsFinal) && !method.DeclaringType.IsInterface;
 
 			return Images.GetIcon(