public override void IndentLines(ITextEditor editor, int beginLine, int endLine)
		{
			DocumentAccessor acc = new DocumentAccessor(editor.Document, beginLine, endLine);
			CSharpIndentationStrategy indentStrategy = new CSharpIndentationStrategy();
			indentStrategy.IndentationString = editor.Options.IndentationString;
			indentStrategy.Indent(acc, true);
		}
		public override void IndentLine(ITextEditor editor, IDocumentLine line)
		{
			int lineNr = line.LineNumber;
			DocumentAccessor acc = new DocumentAccessor(editor.Document, lineNr, lineNr);
			
			CSharpIndentationStrategy indentStrategy = new CSharpIndentationStrategy();
			indentStrategy.IndentationString = editor.Options.IndentationString;
			indentStrategy.Indent(acc, false);
			
			string t = acc.Text;
			if (t.Length == 0) {
				// use AutoIndentation for new lines in comments / verbatim strings.
				base.IndentLine(editor, line);
			}
		}