c:\Tools\SD3\src\Libraries\ICSharpCode.TextEditor\Project\Src\Document\FoldingStrategy\IndentFoldingStrategy.cs

// <file>

//     <copyright see="prj:///doc/copyright.txt"/>

//     <license see="prj:///doc/license.txt"/>

//     <owner name="Mike Krüger" email="mike@icsharpcode.net"/>

//     <version>$Revision: 915 $</version>

// </file>

using System;

using System.Collections.Generic;

namespace ICSharpCode.TextEditor.Document

{

	/// <summary>

	/// A simple folding strategy which calculates the folding level

	/// using the indent level of the line.

	/// </summary>

	public class IndentFoldingStrategy : IFoldingStrategy

	{

		public List<FoldMarker> GenerateFoldMarkers(IDocument document, string fileName, object parseInformation)

		{

			List<FoldMarker> l = new List<FoldMarker>();

			Stack<int> offsetStack = new Stack<int>();

			Stack<string> textStack = new Stack<string>();

			//int level = 0;

			//foreach (LineSegment segment in document.LineSegmentCollection) {

			//	

			//}

			return l;

		}

		int GetLevel(IDocument document, int offset)

		{

			int level = 0;

			int spaces = 0;

			for (int i = offset; i < document.TextLength; ++i) {

				char c = document.GetCharAt(i);

				if (c == '\t' || (c == ' ' && ++spaces == 4)) {

					spaces = 0;

					++level;

				} else {

					break;

				}

			}

			return level;

		}

	}

}