// 局域网主机搜索
// 日期：2005.01.12
// 作者：nanfansky
// 参考：http://blog.aspcool.com/jiezhi

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Net;
using System.Threading;

namespace WindowLanSearch
{
/// <summary>
/// Form1 的摘要说明。
/// </summary>
public class Form1 : System.Windows.Forms.Form
{
  private System.Windows.Forms.TextBox textBox1;
  private System.Windows.Forms.Button button1;
  private string[,] LanHost;
  private System.Windows.Forms.ProgressBar progressBarSearch;
  private Thread  thread;
  private System.Windows.Forms.ListView listView1;
  private System.Windows.Forms.ColumnHeader columnHeader1;
  private System.Windows.Forms.ColumnHeader columnHeader2;
  private string str;
  /// <summary>
  /// 必需的设计器变量。
  /// </summary>
  private System.ComponentModel.Container components = null;

  public Form1()
  {
   //
   // Windows 窗体设计器支持所必需的
   //
   InitializeComponent();
   InitLanHost();
   progressBarSearch.Maximum = 255;

   //
   // TODO: 在 InitializeComponent 调用后添加任何构造函数代码
   //
  }

  /// <summary>
  /// 数组初始化
  /// </summary>
  private void InitLanHost()
  {
   LanHost = new string[255,2];
   for (int i=0;i<255;i++)
   {
    LanHost[i,0] = "";
    LanHost[i,1] = "";
   }
  }

  /// <summary>
  /// 清理所有正在使用的资源。
  /// </summary>
  protected override void Dispose( bool disposing )
  {
   if( disposing )
   {
    if (components != null)
    {
     components.Dispose();
    }
   }
   base.Dispose( disposing );
  }

  #region Windows 窗体设计器生成的代码
  /// <summary>
  /// 设计器支持所需的方法 - 不要使用代码编辑器修改
  /// 此方法的内容。
  /// </summary>
  private void InitializeComponent()
  {
   this.textBox1 = new System.Windows.Forms.TextBox();
   this.button1 = new System.Windows.Forms.Button();
   this.progressBarSearch = new System.Windows.Forms.ProgressBar();
   this.listView1 = new System.Windows.Forms.ListView();
   this.columnHeader1 = new System.Windows.Forms.ColumnHeader();
   this.columnHeader2 = new System.Win