exttreeviewcomparer.cs

来自「SharpDevelop2.0.0 c#开发免费工具」· CS 代码 · 共 36 行

// <file>
//     <copyright see="prj:///doc/copyright.txt"/>
//     <license see="prj:///doc/license.txt"/>
//     <owner name="Mike Krüger" email="[e-mail]"/>
//     <version>$Revision: 915 $</version>
// </file>

using System;
using System.Diagnostics;
using System.Collections.Generic;
using System.Windows.Forms;

namespace ICSharpCode.SharpDevelop.Gui
{
	public class ExtTreeViewComparer : IComparer<TreeNode>
	{
		public int Compare(TreeNode x, TreeNode y)
		{
			Debug.Assert(x != null);
			Debug.Assert(y != null);
			ExtTreeNode node1 = x as ExtTreeNode;
			ExtTreeNode node2 = y as ExtTreeNode;
			
			if (node1 == null || node2 == null) {
				return x.Text.CompareTo(y.Text);
			}
			
			if (node1.SortOrder != node2.SortOrder) {
				return Math.Sign(node1.SortOrder - node2.SortOrder);
			}
			
			return node1.CompareString.CompareTo(node2.CompareString);
		}
	}
}