Fixed possible StackOverflowException in BooBinding. CodeGenerator can now created "Changed"-events and OnEvent-methods.

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/trunk@615 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

src/AddIns/BackendBindings/Boo/BooBinding/Project/Src/BooCodeGenerator.cs

@@ -25,9 +25,10 @@ namespace Grunwald.BooBinding
 	/// </summary>
 	public class BooCodeGenerator : CodeGenerator
 	{
-		public override void InsertCodeInClass(IClass c, IDocument document, params AbstractNode[] nodes)
+		public override void InsertCodeAtEnd(DomRegion region, IDocument document, params AbstractNode[] nodes)
 		{
-			InsertCodeAfter(c.Region.BeginLine, document, true, nodes);
+			InsertCodeAfter(region.EndLine, document,
+			                GetIndentation(document, region.BeginLine) + '\t', nodes);
 		}
 		
 		public override string GenerateCode(AbstractNode node, string indentation)

src/AddIns/BackendBindings/Boo/BooBinding/Project/Src/CodeCompletion/ConvertVisitor.cs

@@ -406,6 +406,12 @@ namespace Grunwald.BooBinding.CodeCompletion
 			DefaultProperty property = new DefaultProperty(node.Name, CreateReturnType(node), GetModifier(node), GetRegion(node), GetClientRegion(node), OuterClass);
 			ConvertAttributes(node, property);
 			ConvertParameters(node.Parameters, property);
+			if (node.Getter != null && node.Getter.Body != null) {
+				property.GetterRegion = GetClientRegion(node.Getter);
+			}
+			if (node.Setter != null && node.Setter.Body != null) {
+				property.SetterRegion = GetClientRegion(node.Setter);
+			}
 			OuterClass.Properties.Add(property);
 			property.UserData = node;
 		}

src/AddIns/BackendBindings/Boo/BooBinding/Project/Src/CodeCompletion/ElementReturnType.cs

@@ -53,12 +53,5 @@ namespace Grunwald.BooBinding.CodeCompletion
 				return null;
 			}
 		}
-		
-		public override bool IsDefaultReturnType {
-			get {
-				IReturnType baseType = BaseType;
-				return (baseType != null) ? baseType.IsDefaultReturnType : false;
-			}
-		}
 	}
 }

src/AddIns/BackendBindings/Boo/BooBinding/Project/Src/CodeCompletion/InferredReturnType.cs

@@ -33,13 +33,6 @@ namespace Grunwald.BooBinding.CodeCompletion
 			this.block = block;
 		}
 		
-		public override bool IsDefaultReturnType {
-			get {
-				IReturnType baseType = BaseType;
-				return (baseType != null) ? baseType.IsDefaultReturnType : false;
-			}
-		}
-		
 		public override IReturnType BaseType {
 			get {
 				// clear up references to method/expression after the type has been resolved

src/AddIns/DisplayBindings/FormDesigner/Project/Src/FormDesigner/Services/DesignerResourceService.cs

@@ -154,7 +154,6 @@ namespace ICSharpCode.FormDesigner.Services
 						if (formFileNode != null) {
 							FileNode fileNode = new FileNode(resourceFileName, FileNodeStatus.InProject);
 							fileNode.AddTo(formFileNode.Parent);
-							fileNode.EnsureVisible();
 							IncludeFileInProject.IncludeFileNode(fileNode);	
 							ProjectService.SaveSolution();
 						}

src/Libraries/NRefactory/Project/Src/Output/AbstractOutputFormatter.cs

@@ -93,6 +93,12 @@ namespace ICSharpCode.NRefactory.PrettyPrinter
 		
 		int lastLineStart = 0;
 		
+		public bool LastCharacterIsNewLine {
+			get {
+				return text.Length == lastLineStart;
+			}
+		}
+		
 		public virtual void NewLine()
 		{
 			if (DoNewLine) {
@@ -107,7 +113,7 @@ namespace ICSharpCode.NRefactory.PrettyPrinter
 		
 		protected void WriteInPreviousLine(string txt)
 		{
-			if (text.Length == lastLineStart) {
+			if (LastCharacterIsNewLine) {
 				Indent();
 				text.AppendLine(txt);
 				lastLineStart = text.Length;

src/Libraries/NRefactory/Project/Src/Output/CSharp/CSharpOutputVisitor.cs

@@ -808,7 +808,8 @@ namespace ICSharpCode.NRefactory.PrettyPrinter
 				foreach (Statement stmt in blockStatement.Children) {
 					outputFormatter.Indent();
 					nodeTracker.TrackedVisit(stmt, null);
-					outputFormatter.NewLine();
+					if (!outputFormatter.LastCharacterIsNewLine)
+						outputFormatter.NewLine();
 				}
 				nodeTracker.EndNode(blockStatement);
 				outputFormatter.EndBrace();
@@ -845,7 +846,6 @@ namespace ICSharpCode.NRefactory.PrettyPrinter
 		
 		public object Visit(RaiseEventStatement raiseEventStatement, object data)
 		{
-			outputFormatter.Indent();
 			outputFormatter.PrintToken(Tokens.If);
 			outputFormatter.Space();
 			outputFormatter.PrintToken(Tokens.OpenParenthesis);
@@ -855,23 +855,19 @@ namespace ICSharpCode.NRefactory.PrettyPrinter
 			outputFormatter.Space();
 			outputFormatter.PrintToken(Tokens.Null);
 			outputFormatter.PrintToken(Tokens.CloseParenthesis);
-			outputFormatter.Space();
-			outputFormatter.PrintToken(Tokens.OpenCurlyBrace);
-			outputFormatter.NewLine();
 			
-			++outputFormatter.IndentationLevel;
+			outputFormatter.BeginBrace(BraceStyle.EndOfLine);
+			
 			outputFormatter.Indent();
 			outputFormatter.PrintIdentifier(raiseEventStatement.EventName);
 			outputFormatter.PrintToken(Tokens.OpenParenthesis);
 			this.AppendCommaSeparatedList(raiseEventStatement.Arguments);
 			outputFormatter.PrintToken(Tokens.CloseParenthesis);
 			outputFormatter.PrintToken(Tokens.Semicolon);
-			outputFormatter.NewLine();
-			--outputFormatter.IndentationLevel;
 			
-			outputFormatter.Indent();
-			outputFormatter.PrintToken(Tokens.CloseCurlyBrace);
 			outputFormatter.NewLine();
+			outputFormatter.EndBrace();
+			
 			return null;
 		}
 		

src/Libraries/NRefactory/Project/Src/Output/IOutputASTVisitor.cs

@@ -47,6 +47,7 @@ namespace ICSharpCode.NRefactory.PrettyPrinter
 			get;
 		}
 		void NewLine();
+		void Indent();
 		void PrintComment(Comment comment);
 		void PrintPreProcessingDirective(PreProcessingDirective directive);
 	}

src/Libraries/NRefactory/Project/Src/Parser/AST/General/Statements/BlockStatement.cs

@@ -66,6 +66,10 @@ namespace ICSharpCode.NRefactory.Parser.AST
 		{
 			return data;
 		}
+		public override void AddChild(INode childNode)
+		{
+			throw new InvalidOperationException();
+		}
 		
 		public override string ToString()
 		{

src/Main/Base/Project/Src/Dom/Implementations/GetClassReturnType.cs

@@ -59,7 +59,6 @@ namespace ICSharpCode.SharpDevelop.Dom
 			return content.GetHashCode() ^ fullName.GetHashCode() ^ (typeParameterCount * 5);
 		}
 		
-		// TODO: Cache BaseType until a new CompilationUnit is generated (static counter in ParserService)
 		public override IReturnType BaseType {
 			get {
 				IClass c = content.GetClass(fullName, typeParameterCount);
@@ -93,15 +92,21 @@ namespace ICSharpCode.SharpDevelop.Dom
 		
 		public override string Namespace {
 			get {
-				IReturnType baseType = BaseType;
-				return (baseType != null) ? baseType.Namespace : fullName.Substring(0, fullName.LastIndexOf('.'));
+				string tmp = base.Namespace;
+				if (tmp == "?") {
+					return fullName.Substring(0, fullName.LastIndexOf('.'));
+				}
+				return tmp;
 			}
 		}
 		
 		public override string DotNetName {
 			get {
-				IReturnType baseType = BaseType;
-				return (baseType != null) ? baseType.DotNetName : fullName;
+				string tmp = base.DotNetName;
+				if (tmp == "?") {
+					return fullName;
+				}
+				return tmp;
 			}
 		}
 		

src/Main/Base/Project/Src/Dom/Implementations/ProxyReturnType.cs

@@ -7,6 +7,7 @@
 
 using System;
 using System.Collections.Generic;
+using ICSharpCode.Core;
 
 namespace ICSharpCode.SharpDevelop.Dom
 {
@@ -20,108 +21,154 @@ namespace ICSharpCode.SharpDevelop.Dom
 			get;
 		}
 		
+		// Required to prevent stack overflow on inferrence cycles
+		bool busy = false;
+		
+		// keep this method as small as possible, it should be inlined!
+		bool TryEnter()
+		{
+			if (busy) {
+				PrintTryEnterWarning();
+				return false;
+			} else {
+				busy = true;
+				return true;
+			}
+		}
+		
+		void PrintTryEnterWarning()
+		{
+			LoggingService.Info("TryEnter failed on " + ToString());
+		}
+		
 		public virtual string FullyQualifiedName {
 			get {
 				IReturnType baseType = BaseType;
-				return (baseType != null) ? baseType.FullyQualifiedName : "?";
+				string tmp = (baseType != null && TryEnter()) ? baseType.FullyQualifiedName : "?";
+				busy = false;
+				return tmp;
 			}
 		}
 		
 		public virtual string Name {
 			get {
 				IReturnType baseType = BaseType;
-				return (baseType != null) ? baseType.Name : "?";
+				string tmp = (baseType != null && TryEnter()) ? baseType.Name : "?";
+				busy = false;
+				return tmp;
 			}
 		}
 		
 		public virtual string Namespace {
 			get {
 				IReturnType baseType = BaseType;
-				return (baseType != null) ? baseType.Namespace : "?";
+				string tmp = (baseType != null && TryEnter()) ? baseType.Namespace : "?";
+				busy = false;
+				return tmp;
 			}
 		}
 		
 		public virtual string DotNetName {
 			get {
 				IReturnType baseType = BaseType;
-				return (baseType != null) ? baseType.DotNetName : "?";
+				string tmp = (baseType != null && TryEnter()) ? baseType.DotNetName : "?";
+				busy = false;
+				return tmp;
 			}
 		}
 		
 		public virtual int TypeParameterCount {
 			get {
 				IReturnType baseType = BaseType;
-				return (baseType != null) ? baseType.TypeParameterCount : 0;
+				int tmp = (baseType != null && TryEnter()) ? baseType.TypeParameterCount : 0;
+				busy = false;
+				return tmp;
 			}
 		}
 		
-		/// <summary>
-		/// Gets the array ranks of the return type.
-		/// When the return type is not an array, this property returns null.
-		/// </summary>
 		public virtual int ArrayDimensions {
 			get {
 				IReturnType baseType = BaseType;
-				return (baseType != null) ? baseType.ArrayDimensions : 0;
+				int tmp = (baseType != null && TryEnter()) ? baseType.ArrayDimensions : 0;
+				busy = false;
+				return tmp;
 			}
 		}
 		
 		public virtual IReturnType ArrayElementType {
 			get {
 				IReturnType baseType = BaseType;
-				return (baseType != null) ? baseType.ArrayElementType : null;
+				IReturnType tmp = (baseType != null && TryEnter()) ? baseType.ArrayElementType : null;
+				busy = false;
+				return tmp;
 			}
 		}
 		
 		public virtual IReturnType UnboundType {
 			get {
 				IReturnType baseType = BaseType;
-				return (baseType != null) ? baseType.UnboundType : null;
+				IReturnType tmp = (baseType != null && TryEnter()) ? baseType.UnboundType : null;
+				busy = false;
+				return tmp;
 			}
 		}
 		
 		public virtual IList<IReturnType> TypeArguments {
 			get {
 				IReturnType baseType = BaseType;
-				return (baseType != null) ? baseType.TypeArguments : null;
+				IList<IReturnType> tmp = (baseType != null && TryEnter()) ? baseType.TypeArguments : null;
+				busy = false;
+				return tmp;
 			}
 		}
 		
-		/// <summary>
-		/// Gets the underlying class of this return type.
-		/// </summary>
 		public virtual IClass GetUnderlyingClass()
 		{
 			IReturnType baseType = BaseType;
-			return (baseType != null) ? baseType.GetUnderlyingClass() : null;
+			IClass tmp = (baseType != null && TryEnter()) ? baseType.GetUnderlyingClass() : null;
+			busy = false;
+			return tmp;
 		}
 		
 		public virtual List<IMethod> GetMethods()
 		{
 			IReturnType baseType = BaseType;
-			return (baseType != null) ? baseType.GetMethods() : new List<IMethod>();
+			List<IMethod> tmp = (baseType != null && TryEnter()) ? baseType.GetMethods() : new List<IMethod>();
+			busy = false;
+			return tmp;
 		}
 		
 		public virtual List<IProperty> GetProperties()
 		{
 			IReturnType baseType = BaseType;
-			return (baseType != null) ? baseType.GetProperties() : new List<IProperty>();
+			List<IProperty> tmp = (baseType != null && TryEnter()) ? baseType.GetProperties() : new List<IProperty>();
+			busy = false;
+			return tmp;
 		}
 		
 		public virtual List<IField> GetFields()
 		{
 			IReturnType baseType = BaseType;
-			return (baseType != null) ? baseType.GetFields() : new List<IField>();
+			List<IField> tmp = (baseType != null && TryEnter()) ? baseType.GetFields() : new List<IField>();
+			busy = false;
+			return tmp;
 		}
 		
 		public virtual List<IEvent> GetEvents()
 		{
 			IReturnType baseType = BaseType;
-			return (baseType != null) ? baseType.GetEvents() : new List<IEvent>();
+			List<IEvent> tmp = (baseType != null && TryEnter()) ? baseType.GetEvents() : new List<IEvent>();
+			busy = false;
+			return tmp;
 		}
 		
-		public abstract bool IsDefaultReturnType {
-			get;
+		public virtual bool IsDefaultReturnType {
+			get {
+				IReturnType baseType = BaseType;
+				bool tmp = (baseType != null && TryEnter()) ? baseType.IsDefaultReturnType : false;
+				busy = false;
+				return tmp;
+			}
 		}
 	}
 }

src/Main/Base/Project/Src/Dom/Implementations/SearchClassReturnType.cs

@@ -126,8 +126,11 @@ namespace ICSharpCode.SharpDevelop.Dom
 		
 		public override string FullyQualifiedName {
 			get {
-				IReturnType baseType = BaseType;
-				return (baseType != null) ? baseType.FullyQualifiedName : name;
+				string tmp = base.FullyQualifiedName;
+				if (tmp == "?") {
+					return name;
+				}
+				return tmp;
 			}
 		}
 		
@@ -137,17 +140,13 @@ namespace ICSharpCode.SharpDevelop.Dom
 			}
 		}
 		
-		public override string Namespace {
-			get {
-				IReturnType baseType = BaseType;
-				return (baseType != null) ? baseType.Namespace : "?";
-			}
-		}
-		
 		public override string DotNetName {
 			get {
-				IReturnType baseType = BaseType;
-				return (baseType != null) ? baseType.DotNetName : name;
+				string tmp = base.DotNetName;
+				if (tmp == "?") {
+					return name;
+				}
+				return tmp;
 			}
 		}
 		

src/Main/Base/Project/Src/Dom/ModifierEnum.cs

@@ -42,5 +42,6 @@ namespace ICSharpCode.SharpDevelop.Dom
 		
 		ProtectedAndInternal = Internal | Protected,
 		ProtectedOrInternal = 0x80000,
+		VisibilityMask = Private | Internal | Protected | Public,
 	}
 }

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

@@ -6,10 +6,12 @@
  */
 
 using System;
+using System.Collections;
 using System.Collections.Generic;
 using System.IO;
 using System.Text;
 using ICSharpCode.SharpDevelop.Dom;
+using ICSharpCode.TextEditor;
 using ICSharpCode.TextEditor.Document;
 using ICSharpCode.NRefactory.Parser.AST;
 
@@ -209,33 +211,49 @@ namespace ICSharpCode.SharpDevelop.Refactoring
 		#region Code generation / insertion
 		public virtual void InsertCodeAfter(IMember member, IDocument document, params AbstractNode[] nodes)
 		{
-			InsertCodeAfter(member.Region.EndLine, document, false, nodes);
+			if (member is IMethodOrProperty) {
+				InsertCodeAfter(((IMethodOrProperty)member).BodyRegion.EndLine, document,
+				                GetIndentation(document, member.Region.BeginLine), nodes);
+			} else {
+				InsertCodeAfter(member.Region.EndLine, document,
+				                GetIndentation(document, member.Region.BeginLine), nodes);
+			}
+		}
+		
+		public virtual void InsertCodeAtEnd(DomRegion region, IDocument document, params AbstractNode[] nodes)
+		{
+			InsertCodeAfter(region.EndLine - 1, document,
+			                GetIndentation(document, region.BeginLine) + '\t', nodes);
 		}
 		
 		public virtual void InsertCodeInClass(IClass c, IDocument document, params AbstractNode[] nodes)
 		{
-			InsertCodeAfter(c.Region.EndLine - 1, document, false, nodes);
+			InsertCodeAtEnd(c.Region, document, nodes);
+		}
+		
+		protected string GetIndentation(IDocument document, int line)
+		{
+			LineSegment lineSegment = document.GetLineSegment(line - 1);
+			string lineText = document.GetText(lineSegment.Offset, lineSegment.Length);
+			return lineText.Substring(0, lineText.Length - lineText.TrimStart().Length);
 		}
 		
 		/// <summary>
 		/// Generates code for <paramref name="nodes"/> and inserts it into <paramref name="document"/>
 		/// after the line <paramref name="insertLine"/>.
 		/// </summary>
-		public virtual void InsertCodeAfter(int insertLine, IDocument document, bool addIndentation, params AbstractNode[] nodes)
+		protected void InsertCodeAfter(int insertLine, IDocument document, string indentation, params AbstractNode[] nodes)
 		{
-			LineSegment lineSegment = document.GetLineSegment(insertLine - 1);
-			string lineText = document.GetText(lineSegment.Offset, lineSegment.Length);
-			string indentation = lineText.Substring(0, lineText.Length - lineText.TrimStart().Length);
-			if (addIndentation)
-				indentation += '\t';
 			// insert one line below field (text editor uses different coordinates)
-			lineSegment = document.GetLineSegment(insertLine);
+			LineSegment lineSegment = document.GetLineSegment(insertLine);
 			StringBuilder b = new StringBuilder();
 			foreach (AbstractNode node in nodes) {
 				b.AppendLine(indentation);
 				b.Append(GenerateCode(node, indentation));
 			}
 			document.Insert(lineSegment.Offset, b.ToString());
+			document.RequestUpdate(new TextAreaUpdate(TextAreaUpdateType.WholeTextArea));
+			document.CommitUpdate();
 		}
 		
 		/// <summary>
@@ -273,11 +291,56 @@ namespace ICSharpCode.SharpDevelop.Refactoring
 				block.AddChild(new StatementExpression(new AssignmentExpression(left, AssignmentOperatorType.Assign, right)));
 				property.SetRegion = new PropertySetRegion(block, null);
 			}
+			property.Modifier = Modifier.Public;
 			
 			InsertCodeAfter(field, document, property);
 		}
 		#endregion
 		
+		#region Generate Changed Event
+		public virtual void CreateChangedEvent(IProperty property, IDocument document)
+		{
+			string name = property.Name + "Changed";
+			EventDeclaration ed = new EventDeclaration(new TypeReference("EventHandler"), name,
+			                                           ConvertModifier(property.Modifiers & (ModifierEnum.VisibilityMask | ModifierEnum.Static))
+			                                           , null);
+			InsertCodeAfter(property, document, ed);
+			
+			ArrayList parameters = new ArrayList(2);
+			if (property.IsStatic)
+				parameters.Add(new PrimitiveExpression(null, "null"));
+			else
+				parameters.Add(new ThisReferenceExpression());
+			parameters.Add(new FieldReferenceExpression(new IdentifierExpression("EventArgs"), "Empty"));
+			InsertCodeAtEnd(property.SetterRegion, document,
+			                new RaiseEventStatement(name, parameters));
+		}
+		#endregion
+		
+		#region Generate OnEventMethod
+		public virtual void CreateOnEventMethod(IEvent e, IDocument document)
+		{
+			TypeReference type = ConvertType(e.ReturnType, new ClassFinder(e));
+			if (type.Type.EndsWith("Handler"))
+				type.Type = type.Type.Substring(0, type.Type.Length - 7) + "Args";
+			
+			List<ParameterDeclarationExpression> parameters = new List<ParameterDeclarationExpression>(1);
+			parameters.Add(new ParameterDeclarationExpression(type, "e"));
+			MethodDeclaration method = new MethodDeclaration("On" + e.Name,
+			                                                 ConvertModifier(e.Modifiers | ModifierEnum.Virtual),
+			                                                 new TypeReference("System.Void"),
+			                                                 parameters, null);
+			
+			ArrayList arguments = new ArrayList(2);
+			arguments.Add(new ThisReferenceExpression());
+			arguments.Add(new IdentifierExpression("e"));
+			method.Body = new BlockStatement();
+			method.Body.AddChild(new RaiseEventStatement(e.Name, arguments));
+			
+			InsertCodeAfter(e, document, method);
+		}
+		#endregion
+		
 		#region Interface implementation
 		protected string GetInterfaceName(IReturnType interf, IMember member, ClassFinder context)
 		{
@@ -337,7 +400,7 @@ namespace ICSharpCode.SharpDevelop.Refactoring
 					nodes.Add(md);
 				}
 			}
-			InsertCodeAfter(targetClass.Region.BeginLine, document, true, nodes.ToArray());
+			InsertCodeInClass(targetClass, document, nodes.ToArray());
 		}
 		#endregion
 	}

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

@@ -28,6 +28,8 @@ namespace ICSharpCode.SharpDevelop.Refactoring
 					indentCount += 1;
 			}
 			visitor.OutputFormatter.IndentationLevel = indentCount / 4;
+			if (node is Statement)
+				visitor.OutputFormatter.Indent();
 			node.AcceptVisitor(visitor, null);
 			return visitor.Text;
 		}

src/Main/Base/Project/Src/TextEditor/Commands/ClassMemberMenuBuilder.cs

@@ -41,6 +41,10 @@ namespace ICSharpCode.SharpDevelop.DefaultEditor.Commands
 			IMethod method = member as IMethod;
 			List<ToolStripItem> list = new List<ToolStripItem>();
 			
+			bool canGenerateCode =
+				member.DeclaringType.ProjectContent.Language.CodeGenerator != null
+				&& !FindReferencesAndRenameHelper.IsReadOnly(member.DeclaringType);
+			
 			if (method == null || !method.IsConstructor) {
 				if (!FindReferencesAndRenameHelper.IsReadOnly(member.DeclaringType)) {
 					cmd = new MenuCommand("${res:SharpDevelop.Refactoring.RenameCommand}", Rename);
@@ -70,7 +74,7 @@ namespace ICSharpCode.SharpDevelop.DefaultEditor.Commands
 					cmd.Tag = foundProperty;
 					list.Add(cmd);
 				} else {
-					if (!FindReferencesAndRenameHelper.IsReadOnly(member.DeclaringType)) {
+					if (canGenerateCode) {
 						cmd = new MenuCommand("${res:SharpDevelop.Refactoring.CreateGetter}", CreateGetter);
 						cmd.Tag = member;
 						list.Add(cmd);
@@ -80,6 +84,20 @@ namespace ICSharpCode.SharpDevelop.DefaultEditor.Commands
 					}
 				}
 			}
+			if (member is IProperty) {
+				if (((IProperty)member).CanSet && canGenerateCode) {
+					cmd = new MenuCommand("${res:SharpDevelop.Refactoring.CreateChangedEvent}", CreateChangedEvent);
+					cmd.Tag = member;
+					list.Add(cmd);
+				}
+			}
+			if (member is IEvent) {
+				if (canGenerateCode) {
+					cmd = new MenuCommand("${res:SharpDevelop.Refactoring.CreateOnEventMethod}", CreateOnEventMethod);
+					cmd.Tag = member;
+					list.Add(cmd);
+				}
+			}
 			
 			return list.ToArray();
 		}
@@ -116,7 +134,22 @@ namespace ICSharpCode.SharpDevelop.DefaultEditor.Commands
 			TextEditorControl textEditor = FindReferencesAndRenameHelper.JumpBehindDefinition(member);
 			
 			member.DeclaringType.ProjectContent.Language.CodeGenerator.CreateProperty(member, textEditor.Document, true, includeSetter);
-			textEditor.Refresh();
+		}
+		
+		void CreateChangedEvent(object sender, EventArgs e)
+		{
+			MenuCommand item = (MenuCommand)sender;
+			IProperty member = (IProperty)item.Tag;
+			TextEditorControl textEditor = FindReferencesAndRenameHelper.JumpBehindDefinition(member);
+			member.DeclaringType.ProjectContent.Language.CodeGenerator.CreateChangedEvent(member, textEditor.Document);
+		}
+		
+		void CreateOnEventMethod(object sender, EventArgs e)
+		{
+			MenuCommand item = (MenuCommand)sender;
+			IEvent member = (IEvent)item.Tag;
+			TextEditorControl textEditor = FindReferencesAndRenameHelper.JumpBehindDefinition(member);
+			member.DeclaringType.ProjectContent.Language.CodeGenerator.CreateOnEventMethod(member, textEditor.Document);
 		}
 		
 		void GotoTagMember(object sender, EventArgs e)