C#如何在新开线程中操作CAD？

hulei_accp · 发表于 2012-5-2 17:45:00

using System;
using System.Collections.Generic;
using System.Text;
using System.Threading;
using System.IO;
using System.Net;
using System.Net.Sockets;
using System.Diagnostics;
using Autodesk..ApplicationServices;
using Autodesk.AutoCAD.DatabaseServices;
using Autodesk.AutoCAD.Runtime;
using Autodesk.AutoCAD.Geometry;
using Autodesk.AutoCAD.EditorInput;
using Autodesk.AutoCAD.Colors;
namespace ClassLibrary2
{
public class Class1
{
      [CommandMethod("tt")]
      public void tt()
      {
         Thread th=new Thread(new ThreadStart(Edit2)):
         th.Start();
      }
      public void Edit2()//修改设备内容
      {
         Database db = HostApplicationServices.WorkingDatabase;
         Transaction trans = db.TransactionManager.StartTransaction();
         Editor ed = Autodesk.AutoCAD.ApplicationServices.Application.DocumentManager.MdiActiveDocument.Editor;
         DocumentLock docLock = Autodesk.AutoCAD.ApplicationServices.Application.DocumentManager.MdiActiveDocument.LockDocument();
         try
         {

            ed.WriteMessage(DateTime.Now.ToString());
            trans.Commit();
            docLock.Dispose();
         }
         catch (Autodesk.AutoCAD.Runtime.Exception ex)
         {
            Debug.WriteLine(ex.Message);
         }
         finally
         {
            trans.Dispose();
         }
      }

}
}
AutoCAD2006+vs2005
会报错。

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在网上找了一下，有一个解决方法，却不存在了。请各位老师指点一下。

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