From bda8abaaa9c54f85de1ee6a8c96139e6a8431045 Mon Sep 17 00:00:00 2001
From: Siegfried Pammer <siegfriedpammer@gmail.com>
Date: Sat, 24 Aug 2013 18:09:38 +0200
Subject: [PATCH] implement some more methods in ILSpyUnresolvedFile

---
 .../ILSpyAddIn/ILSpyUnresolvedFile.cs         | 29 +++++++++++++++----
 1 file changed, 23 insertions(+), 6 deletions(-)

diff --git a/src/AddIns/DisplayBindings/ILSpyAddIn/ILSpyUnresolvedFile.cs b/src/AddIns/DisplayBindings/ILSpyAddIn/ILSpyUnresolvedFile.cs
index f0268b9cee..3e7d286d13 100644
--- a/src/AddIns/DisplayBindings/ILSpyAddIn/ILSpyUnresolvedFile.cs
+++ b/src/AddIns/DisplayBindings/ILSpyAddIn/ILSpyUnresolvedFile.cs
@@ -65,17 +65,36 @@ namespace ICSharpCode.ILSpyAddIn
 		
 		public IUnresolvedTypeDefinition GetTopLevelTypeDefinition(TextLocation location)
 		{
-			throw new NotImplementedException();
+			return FindEntity(topLevel, location);
 		}
 		
 		public IUnresolvedTypeDefinition GetInnermostTypeDefinition(TextLocation location)
 		{
-			throw new NotImplementedException();
+			IUnresolvedTypeDefinition parent = null;
+			IUnresolvedTypeDefinition type = GetTopLevelTypeDefinition(location);
+			while (type != null) {
+				parent = type;
+				type = FindEntity(parent.NestedTypes, location);
+			}
+			return parent;
 		}
 		
 		public IUnresolvedMember GetMember(TextLocation location)
 		{
-			throw new NotImplementedException();
+			IUnresolvedTypeDefinition type = GetInnermostTypeDefinition(location);
+			if (type == null)
+				return null;
+			return FindEntity(type.Members, location);
+		}
+		
+		static T FindEntity<T>(IList<T> list, TextLocation location) where T : class, IUnresolvedEntity
+		{
+			// This could be improved using a binary search
+			foreach (T entity in list) {
+				if (entity.Region.IsInside(location.Line, location.Column))
+					return entity;
+			}
+			return null;
 		}
 		
 		public string FileName {
@@ -92,9 +111,7 @@ namespace ICSharpCode.ILSpyAddIn
 		}
 		
 		public IList<IUnresolvedTypeDefinition> TopLevelTypeDefinitions {
-			get {
-				return topLevel;
-			}
+			get { return topLevel; }
 		}
 		
 		public IList<IUnresolvedAttribute> AssemblyAttributes {