XAML streams inside Silverlight's .resources-files can be displayed

ILSpy/ILSpy.csproj

@@ -120,6 +120,7 @@
       <SubType>Code</SubType>
     </Compile>
     <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="XamlResourceNode.cs" />
     <EmbeddedResource Include="..\README.txt">
       <Link>README.txt</Link>
     </EmbeddedResource>

ILSpy/XamlResourceNode.cs

@@ -0,0 +1,67 @@
+// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
+// This code is distributed under MIT X11 license (for details please see \doc\license.txt)
+
+using System;
+using System.ComponentModel.Composition;
+using System.IO;
+using System.Threading.Tasks;
+
+using ICSharpCode.AvalonEdit.Highlighting;
+using ICSharpCode.ILSpy.TextView;
+using ICSharpCode.ILSpy.TreeNodes;
+
+namespace ICSharpCode.ILSpy.Xaml
+{
+	[Export(typeof(IResourceNodeFactory))]
+	sealed class XamlResourceNodeFactory : IResourceNodeFactory
+	{
+		public ILSpyTreeNode CreateNode(Mono.Cecil.Resource resource)
+		{
+			return null;
+		}
+		
+		public ILSpyTreeNode CreateNode(string key, Stream data)
+		{
+			if (key.EndsWith(".xaml", StringComparison.OrdinalIgnoreCase))
+				return new XamlResourceEntryNode(key, data);
+			else
+				return null;
+		}
+	}
+	
+	sealed class XamlResourceEntryNode : ResourceEntryNode
+	{
+		string xaml;
+		
+		public XamlResourceEntryNode(string key, Stream data) : base(key, data)
+		{
+		}
+		
+		internal override bool View(DecompilerTextView textView)
+		{
+			AvalonEditTextOutput output = new AvalonEditTextOutput();
+			IHighlightingDefinition highlighting = null;
+			
+			textView.RunWithCancellation(
+				token => Task.Factory.StartNew(
+					() => {
+						try {
+							// cache read XAML because stream will be closed after first read
+							if (xaml == null) {
+								using (var reader = new StreamReader(data)) {
+									xaml = reader.ReadToEnd();
+								}
+							}
+							output.Write(xaml);
+							highlighting = HighlightingManager.Instance.GetDefinitionByExtension(".xml");
+						} catch (Exception ex) {
+							output.Write(ex.ToString());
+						}
+						return output;
+					}),
+				t => textView.Show(t.Result, highlighting)
+			);
+			return true;
+		}
+	}
+}