CSharpSymbolSearch: use newCode.

src/AddIns/BackendBindings/CSharpBinding/Project/Src/Parser/CSharpSymbolSearch.cs

@@ -8,10 +8,12 @@ using System.Linq;
 using System.Runtime.InteropServices;
 using System.Threading;
 using System.Threading.Tasks;
-using ICSharpCode.AvalonEdit.Document;
+
 using CSharpBinding.Parser;
+using ICSharpCode.AvalonEdit.Document;
 using ICSharpCode.AvalonEdit.Highlighting;
 using ICSharpCode.Core;
+using ICSharpCode.NRefactory;
 using ICSharpCode.NRefactory.CSharp;
 using ICSharpCode.NRefactory.CSharp.Resolver;
 using ICSharpCode.NRefactory.CSharp.TypeSystem;
@@ -142,7 +144,7 @@ namespace CSharpBinding
 			var cancellationToken = args.ProgressMonitor.CancellationToken;
 			return Task.Run(
 				() => {
-					bool isNameValid = true; // TODO : check name!
+					bool isNameValid = Mono.CSharp.Tokenizer.IsValidIdentifier(args.NewName);
 					for (int i = 0; i < searchScopes.Count; i++) {
 						IFindReferenceSearchScope searchScope = searchScopes[i];
 						object progressLock = new object();
@@ -177,7 +179,7 @@ namespace CSharpBinding
 				return;
 			ReadOnlyDocument document = null;
 			IHighlighter highlighter = null;
-			List<SearchResultMatch> results = new List<SearchResultMatch>();
+			List<RenameResultMatch> results = new List<RenameResultMatch>();
 			
 			// Grab the unresolved file matching the compilation version
 			// (this may differ from the version created by re-parsing the project)
@@ -193,20 +195,26 @@ namespace CSharpBinding
 				new[] { searchScope }, args.NewName, resolver,
 				delegate (RenameCallbackArguments callbackArgs) {
 					var node = callbackArgs.NodeToReplace;
+					string newCode = callbackArgs.NewNode.ToString();
 					if (document == null) {
 						document = new ReadOnlyDocument(textSource, fileName);
-						highlighter = SD.EditorControlService.CreateHighlighter(document);
+						
-						highlighter.BeginHighlighting();
+						if (args.ProvideHighlightedLine) {
+							highlighter = SD.EditorControlService.CreateHighlighter(document);
+							highlighter.BeginHighlighting();
+						}
+					}
+					var startLocation = node.StartLocation;
+					var endLocation = node.EndLocation;
+					int offset = document.GetOffset(startLocation);
+					int length = document.GetOffset(endLocation) - offset;
+					if (args.ProvideHighlightedLine) {
+						var builder = SearchResultsPad.CreateInlineBuilder(node.StartLocation, node.EndLocation, document, highlighter);
+						var defaultTextColor = highlighter != null ? highlighter.DefaultTextColor : null;
+						results.Add(new RenameResultMatch(fileName, startLocation, endLocation, offset, length, newCode, builder, defaultTextColor));
+					} else {
+						results.Add(new RenameResultMatch(fileName, startLocation, endLocation, offset, length, newCode));
 					}
-					Identifier identifier = node.GetChildByRole(Roles.Identifier);
-					if (!identifier.IsNull)
-						node = identifier;
-					var region = new DomRegion(fileName, node.StartLocation, node.EndLocation);
-					int offset = document.GetOffset(node.StartLocation);
-					int length = document.GetOffset(node.EndLocation) - offset;
-					var builder = SearchResultsPad.CreateInlineBuilder(node.StartLocation, node.EndLocation, document, highlighter);
-					var defaultTextColor = highlighter != null ? highlighter.DefaultTextColor : null;
-					results.Add(new SearchResultMatch(fileName, node.StartLocation, node.EndLocation, offset, length, builder, defaultTextColor));
 				},
 				errorCallback, cancellationToken);
 			if (highlighter != null) {
@@ -214,16 +222,28 @@ namespace CSharpBinding
 			}
 			if (results.Count > 0) {
 				if (!isNameValid) {
-					errorCallback(new Error(ErrorType.Error, string.Format("The name '{0}' is not valid in the current context!", args.NewName), 0, 0));
+					errorCallback(new Error(ErrorType.Error, string.Format("The name '{0}' is not valid in the current context!", args.NewName),
+					                        new DomRegion(fileName, results[0].StartLocation)));
 					return;
 				}
 				IDocument changedDocument = new TextDocument(document);
 				var oldVersion = changedDocument.Version;
 				foreach (var result in results.OrderByDescending(m => m.StartOffset)) {
-					changedDocument.Replace(result.StartOffset, result.Length, args.NewName);
+					changedDocument.Replace(result.StartOffset, result.Length, result.newCode);
 				}
 				callback(new PatchedFile(fileName, results, oldVersion, changedDocument.Version));
 			}
 		}
+		
+		class RenameResultMatch : SearchResultMatch
+		{
+			internal readonly string newCode;
+			
+			public RenameResultMatch(FileName fileName, TextLocation startLocation, TextLocation endLocation, int offset, int length, string newCode, HighlightedInlineBuilder builder = null, HighlightingColor defaultTextColor = null)
+				: base(fileName, startLocation, endLocation, offset, length, builder, defaultTextColor)
+			{
+				this.newCode = newCode;
+			}
+		}
 	}
 }

src/AddIns/BackendBindings/CSharpBinding/Project/Src/Refactoring/CSharpCodeGenerator.cs

@@ -127,7 +127,12 @@ namespace CSharpBinding.Refactoring
 				fieldDecl.Variables.Add(new VariableInitializer(name));
 				script.InsertWithCursor("Add field: " + name, Script.InsertPosition.End, fieldDecl);
 			}
-			base.AddField(declaringType, accessibility, fieldType, name);
+		}
+		
+		public override void ChangeAccessibility(IEntity entity, Accessibility newAccessiblity)
+		{
+			// TODO script.ChangeModifiers(...)
+			throw new NotImplementedException();
 		}
 	}
 }

src/Libraries/NRefactory/ICSharpCode.NRefactory.CSharp/Resolver/FindReferences.cs

@@ -500,15 +500,15 @@ namespace ICSharpCode.NRefactory.CSharp.Resolver
 				return null;
 			}
 
-			if (node is TypeDeclaration) 
+			if (node is TypeDeclaration)
 				node = ((TypeDeclaration)node).NameToken;
-			if (node is DelegateDeclaration) 
+			if (node is DelegateDeclaration)
 				node = ((DelegateDeclaration)node).NameToken;
 
-			if (node is EntityDeclaration) 
+			if (node is EntityDeclaration)
 				node = ((EntityDeclaration)node).NameToken;
 
-			if (node is ParameterDeclaration) 
+			if (node is ParameterDeclaration)
 				node = ((ParameterDeclaration)node).NameToken;
 			if (node is ConstructorDeclaration)
 				node = ((ConstructorDeclaration)node).NameToken;
@@ -531,8 +531,8 @@ namespace ICSharpCode.NRefactory.CSharp.Resolver
 		                                   Action<RenameCallbackArguments> callback, Action<Error> errorCallback, CancellationToken cancellationToken = default (CancellationToken))
 		{
 			FindReferencesInFile(
-				searchScopes, 
+				searchScopes,
-				resolver, 
+				resolver,
 				delegate(AstNode astNode, ResolveResult result) {
 					var nodeToReplace = GetNodeToReplace(astNode);
 					if (nodeToReplace == null) {
@@ -540,7 +540,7 @@ namespace ICSharpCode.NRefactory.CSharp.Resolver
 						return;
 					}
 					callback (new RenameCallbackArguments(nodeToReplace, Identifier.Create(newName)));
-				}, 
+				},
 				cancellationToken);
 		}
 		#endregion

src/Libraries/NRefactory/ICSharpCode.NRefactory/TypeSystem/IEntity.cs

@@ -166,6 +166,7 @@ namespace ICSharpCode.NRefactory.TypeSystem
 		
 		/// <summary>
 		/// Gets whether this member is declared to be shadowing another member with the same name.
+		/// (C# 'new' keyword)
 		/// </summary>
 		bool IsShadowing { get; }
 		

src/Main/Base/Project/Dom/IEntityModel.cs

@@ -37,6 +37,12 @@ namespace ICSharpCode.SharpDevelop.Dom
 		/// <remarks>Static classes also count as sealed classes.</remarks>
 		bool IsSealed { get; }
 		
+		/// <summary>
+		/// Gets whether this member is declared to be shadowing another member with the same name.
+		/// (C# 'new' keyword)
+		/// </summary>
+		bool IsShadowing { get; }
+		
 		/// <summary>
 		/// Resolves the entity in the current solution snapshot.
 		/// Returns null if the entity could not be resolved.

src/Main/Base/Project/Dom/IMemberModel.cs

@@ -28,5 +28,21 @@ namespace ICSharpCode.SharpDevelop.Dom
 		/// Updates the member model with the specified new member.
 		/// </summary>
 		void Update(IUnresolvedMember newMember);
+		
+		/// <summary>
+		/// Gets if the member is virtual. Is true only if the "virtual" modifier was used, but non-virtual
+		/// members can be overridden, too; if they are abstract or overriding a method.
+		/// </summary>
+		bool IsVirtual { get; }
+		
+		/// <summary>
+		/// Gets whether this member is overriding another member.
+		/// </summary>
+		bool IsOverride { get; }
+		
+		/// <summary>
+		/// Gets if the member can be overridden. Returns true when the member is "abstract", "virtual" or "override" but not "sealed".
+		/// </summary>
+		bool IsOverridable { get; }
 	}
 }

src/Main/Base/Project/Dom/IMethodModel.cs

@@ -7,6 +7,6 @@ namespace ICSharpCode.SharpDevelop.Dom
 {
 	public interface IMethodModel : IMemberModel
 	{
-		
+		int TypeParameterCount { get; }
 	}
 }

src/Main/Base/Project/Refactoring/CodeGenerator.cs

@@ -81,5 +81,10 @@ namespace ICSharpCode.SharpDevelop.Refactoring
 		{
 			throw new NotSupportedException("Feature not supported!");
 		}
+		
+		public virtual void MakeVirtual(IMember member)
+		{
+			throw new NotSupportedException("Feature not supported!");
+		}
 	}
 }

src/Main/Base/Project/Src/Services/RefactoringService/FindReferenceService.cs

@@ -209,8 +209,9 @@ namespace ICSharpCode.SharpDevelop.Refactoring
 			foreach (ISymbolSearch s in symbolSearches) {
 				progressMonitor.CancellationToken.ThrowIfCancellationRequested();
 				using (var childProgressMonitor = progressMonitor.CreateSubTask(s.WorkAmount / totalWorkAmount)) {
-					await s.RenameAsync(new SymbolRenameArgs(newName, childProgressMonitor, parseableFileContentFinder),
+					var args = new SymbolRenameArgs(newName, childProgressMonitor, parseableFileContentFinder);
-					                    file => changes.Add(file), error => errors.Add(error));
+					args.ProvideHighlightedLine = false;
+					await s.RenameAsync(args, file => changes.Add(file), error => errors.Add(error));
 				}
 				
 				workDone += s.WorkAmount;
@@ -252,6 +253,13 @@ namespace ICSharpCode.SharpDevelop.Refactoring
 			get { return this.ProgressMonitor.CancellationToken; }
 		}
 		
+		/// <summary>
+		/// Specifies whether the symbol search should pass a HighlightedInlineBuilder
+		/// for the matching line to the SearchResultMatch.
+		/// The default value is <c>true</c>.
+		/// </summary>
+		public bool ProvideHighlightedLine { get; set; }
+		
 		public ParseableFileContentFinder ParseableFileContentFinder { get; private set; }
 		
 		public SymbolSearchArgs(IProgressMonitor progressMonitor, ParseableFileContentFinder parseableFileContentFinder)
@@ -262,6 +270,7 @@ namespace ICSharpCode.SharpDevelop.Refactoring
 				throw new ArgumentNullException("parseableFileContentFinder");
 			this.ProgressMonitor = progressMonitor;
 			this.ParseableFileContentFinder = parseableFileContentFinder;
+			this.ProvideHighlightedLine = true;
 		}
 	}
 	

src/Main/SharpDevelop/Dom/MemberModel.cs

@@ -106,5 +106,21 @@ namespace ICSharpCode.SharpDevelop.Dom
 		public bool IsSealed {
 			get { return member.IsSealed; }
 		}
+		
+		public bool IsShadowing {
+			get { return member.IsShadowing; }
+		}
+		
+		public bool IsVirtual {
+			get { return member.IsVirtual; }
+		}
+		
+		public bool IsOverride {
+			get { return member.IsOverride; }
+		}
+		
+		public bool IsOverridable {
+			get { return member.IsOverridable; }
+		}
 	}
 }

src/Main/SharpDevelop/Dom/TypeDefinitionModel.cs

@@ -330,5 +330,9 @@ namespace ICSharpCode.SharpDevelop.Dom
 		public bool IsSealed {
 			get { return parts.Any(p => p.IsSealed); }
 		}
+		
+		public bool IsShadowing {
+			get { return parts.Any(p => p.IsShadowing); }
+		}
 	}
 }