public override void Complete(ICSharpCode.AvalonEdit.Editing.TextArea textArea, ISegment completionSegment, EventArgs insertionRequestEventArgs)
{
if (declarationBegin > completionSegment.Offset)
{
base.Complete(textArea, completionSegment, insertionRequestEventArgs);
return;
}
TypeSystemAstBuilder b = new TypeSystemAstBuilder(new CSharpResolver(contextAtCaret));
b.ShowTypeParameterConstraints = false;
b.GenerateBody = true;
var entityDeclaration = b.ConvertEntity(this.Entity);
entityDeclaration.Modifiers &= ~(Modifiers.Virtual | Modifiers.Abstract);
entityDeclaration.Modifiers |= Modifiers.Override;
if (!this.Entity.IsAbstract)
{
// modify body to call the base method
if (this.Entity.EntityType == EntityType.Method)
{
var baseCall = new BaseReferenceExpression().Invoke(this.Entity.Name, ParametersToExpressions(this.Entity));
var body = entityDeclaration.GetChildByRole(Roles.Body);
body.Statements.Clear();
if (((IMethod)this.Entity).ReturnType.IsKnownType(KnownTypeCode.Void))
{
body.Statements.Add(new ExpressionStatement(baseCall));
}
else
{
body.Statements.Add(new ReturnStatement(baseCall));
}
}
else if (this.Entity.EntityType == EntityType.Indexer || this.Entity.EntityType == EntityType.Property)
{
Expression baseCall;
if (this.Entity.EntityType == EntityType.Indexer)
{
baseCall = new BaseReferenceExpression().Indexer(ParametersToExpressions(this.Entity));
}
else
{
baseCall = new BaseReferenceExpression().Member(this.Entity.Name);
}
var getterBody = entityDeclaration.GetChildByRole(PropertyDeclaration.GetterRole).Body;
if (!getterBody.IsNull)
{
getterBody.Statements.Clear();
getterBody.Add(new ReturnStatement(baseCall.Clone()));
}
var setterBody = entityDeclaration.GetChildByRole(PropertyDeclaration.SetterRole).Body;
if (!setterBody.IsNull)
{
setterBody.Statements.Clear();
setterBody.Add(new AssignmentExpression(baseCall.Clone(), new IdentifierExpression("value")));
}
}
}
var document = textArea.Document;
StringWriter w = new StringWriter();
var formattingOptions = FormattingOptionsFactory.CreateSharpDevelop();
var segmentDict = SegmentTrackingOutputFormatter.WriteNode(w, entityDeclaration, formattingOptions, textArea.Options);
string newText = w.ToString().TrimEnd();
document.Replace(declarationBegin, completionSegment.EndOffset - declarationBegin, newText);
var throwStatement = entityDeclaration.Descendants.FirstOrDefault(n => n is ThrowStatement);
if (throwStatement != null)
{
var segment = segmentDict[throwStatement];
textArea.Selection = new RectangleSelection(textArea, new TextViewPosition(textArea.Document.GetLocation(declarationBegin + segment.Offset)), new TextViewPosition(textArea.Document.GetLocation(declarationBegin + segment.Offset + segment.Length)));
}
CSharpFormatter.Format(textArea.Document, declarationBegin, newText.Length, formattingOptions);
}