【转】最近由于工作需要，做了一些关于c#操作word文档方面的工作．主要是对word中表格的操作，以下是部分代码，关于操作不规则表格的．
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Configuration;
using System.IO;

using System.Reflection;
using System.Runtime.InteropServices ;
using System.Threading;

public void MakeMyTable(DataTable DT,string strFilePath)
   {
   
    string strEnd   = this.txtEnd.Text.Trim().ToString();
    string strStart = this.txtStart.Text.Trim().ToString();
//生成文档分页中的起始和终止页
    string strSign = "("+strStart + "-" + strEnd + ")";

    //杀掉所有word进程以保证速度
    //KillWordProcess();

    object Nothing = System.Reflection.Missing.Value;
    object missing = System.Reflection.Missing.Value;
    object filename= strFilePath;

    Word.Application wordApp=new Word.ApplicationClass();
    Word.Document wordDoc=wordApp.Documents.Add(ref Nothing,ref Nothing,ref Nothing,ref Nothing);

    try
    {
     //生成过程中屏蔽返回按扭，不允许中途停止
     Button2.Enabled = false;
     #region 生成文档
     //设置文档宽度
     wordApp.Selection.PageSetup.LeftMargin = wordApp.CentimetersToPoints(float.Parse("2"));
     wordApp.ActiveWindow.ActivePane.HorizontalPercentScrolled = 11 ;
     wordApp.Selection.PageSetup.RightMargin = wordApp.CentimetersToPoints(float.Parse("2"));

     Object start = Type.Missing;
     Object end = Type.Missing;
     Object unit = Type.Missing;
     Object count = Type.Missing;
     wordDoc.Range(ref start, ref end).Delete(ref unit, ref count);

     object rng = Type.Missing;
     string strInfo = this.txtNameCh.Text.ToString()+"明细表"+strSign+"\r\n";
     start = 0;
     end = 0;
     wordDoc.Range(ref start, ref end).InsertBefore(strInfo);
     wordDoc.Range(ref start, ref end).Font.Name = "Verdana";
     wordDoc.Range(ref start, ref end).Font.Size = 20;
     wordDoc.Range(ref start, ref end).ParagraphFormat.Alignment = Word.WdParagraphAlignment.wdAlignParagraphCenter;

     start = 8;
     end = strInfo.Length;
     wordDoc.Range(ref start, ref end).InsertParagraphAfter();//插入回车

     if(DT.Rows.Count>0)
     {
      //存在数据项
      //添加一个表格
      object missingValue = Type.Missing;
      object location = strInfo.Length; //注：若location超过已有字符的长度将会出错。一定要比"明细表"串多一个字符
      Word.Range rng2 = wordDoc.Range(ref location, ref location);

      wordDoc.Tables.Add(rng2, 13, 6, ref missingValue, ref missingValue);
      wordDoc.Tables.Item(1).Rows.HeightRule = Word.WdRowHeightRule.wdRowHeightAtLeast;
      wordDoc.Tables.Item(1).Rows.Height = wordApp.CentimetersToPoints(float.Parse("0.8"));
      wordDoc.Tables.Item(1).Range.Font.Size = 10;
      wordDoc.Tables.Item(1).Range.Font.Name = "宋体";
      wordDoc.Tables.Item(1).Range.ParagraphFormat.Alignment = Word.WdParagraphAlignment.wdAlignParagraphCenter;
      wordDoc.Tables.Item(1).Range.Cells.VerticalAlignment = Word.WdCellVerticalAlignment.wdCellAlignVerticalCenter;
      //设置表格样式
      wordDoc.Tables.Item(1).Borders.Item(Word.WdBorderType.wdBorderLeft).LineStyle = Word.WdLineStyle.wdLineStyleSingle;
      wordDoc.Tables.Item(1).Borders.Item(Word.WdBorderType.wdBorderLeft).LineWidth = Word.WdLineWidth.wdLineWidth050pt;
      wordDoc.Tables.Item(1).Borders.Item(Word.WdBorderType.wdBorderLeft).Color = Word.WdColor.wdColorAutomatic;
     
      wordDoc.Tables.Item(1).Borders.Item(Word.WdBorderType.wdBorderTop).LineStyle = Word.WdLineStyle.wdLineStyleSingle;
      wordDoc.Tables.Item(1).Borders.Item(Word.WdBorderType.wdBorderTop).LineWidth = Word.WdLineWidth.wdLineWidth050pt;
      wordDoc.Tables.Item(1).Borders.Item(Word.WdBorderType.wdBorderTop).Color = Word.WdColor.wdColorAutomatic;

      wordDoc.Tables.Item(1).Borders.Item(Word.WdBorderType.wdBorderBottom).LineStyle = Word.WdLineStyle.wdLineStyleSingle;
      wordDoc.Tables.Item(1).Borders.Item(Word.WdBorderType.wdBorderBottom).LineWidth = Word.WdLineWidth.wdLineWidth050pt;
      wordDoc.Tables.Item(1).Borders.Item(Word.WdBorderType.wdBorderBottom).Color = Word.WdColor.wdColorAutomatic;

      wordDoc.Tables.Item(1).Borders.Item(Word.WdBorderType.wdBorderHorizontal).LineStyle = Word.WdLineStyle.wdLineStyleSingle;
      wordDoc.Tables.Item(1).Borders.Item(Word.WdBorderType.wdBorderHorizontal).LineWidth = Word.WdLineWidth.wdLineWidth050pt;
      wordDoc.Tables.Item(1).Borders.Item(Word.WdBorderType.wdBorderHorizontal).Color = Word.WdColor.wdColorAutomatic;

      wordDoc.Tables.Item(1).Borders.Item(Word.WdBorderType.wdBorderVertical).LineStyle = Word.WdLineStyle.wdLineStyleSingle;
      wordDoc.Tables.Item(1).Borders.Item(Word.WdBorderType.wdBorderVertical).LineWidth = Word.WdLineWidth.wdLineWidth050pt;
      wordDoc.Tables.Item(1).Borders.Item(Word.WdBorderType.wdBorderVertical).Color = Word.WdColor.wdColorAutomatic;
     
      wordDoc.Tables.Item(1).Borders.Item(Word.WdBorderType.wdBorderRight).LineStyle = Word.WdLineStyle.wdLineStyleSingle;
      wordDoc.Tables.Item(1).Borders.Item(Word.WdBorderType.wdBorderRight).LineWidth = Word.WdLineWidth.wdLineWidth050pt;
      wordDoc.Tables.Item(1).Borders.Item(Word.WdBorderType.wdBorderRight).Color = Word.WdColor.wdColorAutomatic;

      //      wordDoc.Tables.Item(k).Borders.Item(Word.WdBorderType.wdBorderDiagonalDown).LineStyle = Word.WdLineStyle.wdLineStyleSingle;
      //      wordDoc.Tables.Item(k).Borders.Item(Word.WdBorderType.wdBorderDiagonalDown).LineWidth = Word.WdLineWidth.wdLineWidth050pt;
      //      wordDoc.Tables.Item(k).Borders.Item(Word.WdBorderType.wdBorderDiagonalDown).Color = Word.WdColor.wdColorAutomatic;
      //第一行显示
      wordDoc.Tables.Item(1).Cell(1,2).Merge(wordDoc.Tables.Item(1).Cell(1,3));
      wordDoc.Tables.Item(1).Cell(1,4).Merge(wordDoc.Tables.Item(1).Cell(1,5));

      //第二行显示
      wordDoc.Tables.Item(1).Cell(2,5).Merge(wordDoc.Tables.Item(1).Cell(2,6));
      wordDoc.Tables.Item(1).Cell(1,4).Merge(wordDoc.Tables.Item(1).Cell(2,5));

      #region 插入数据行
      wordDoc.Tables.Item(1).Cell(1, 1).Range.Text = "cell11";
      //wordDoc.Tables.Item(k).Cell(1, 2).Range.Text = DT.Rows[i]["cell11"].ToString();

      ////******************
      wordDoc.Tables.Item(1).Cell(1, 3).Range.Text = "cell13";
      //wordDoc.Tables.Item(k).Cell(1, 4).Range.Text = DT.Rows[i]["cell13"].ToString();

      ////******************
      wordDoc.Tables.Item(1).Cell(2, 1).Range.Text = "cell21";
      //wordDoc.Tables.Item(k).Cell(2, 2).Range.Text = DT.Rows[i]["cell21"].ToString();

      ////******************
      wordDoc.Tables.Item(1).Cell(2, 3).Range.Text = "cell23";
      //wordDoc.Tables.Item(k).Cell(2, 4).Range.Text = DT.Rows[i]["cell23"].ToString();

      #endregion

      #region 第三行显示
      wordDoc.Tables.Item(1).Cell(3,2).Merge(wordDoc.Tables.Item(1).Cell(3,3));
      wordDoc.Tables.Item(1).Cell(3,2).Merge(wordDoc.Tables.Item(1).Cell(3,3));

      ////******************
      wordDoc.Tables.Item(1).Cell(3, 1).Range.Text = "cell31";
     
     

      ////******************
      wordDoc.Tables.Item(1).Cell(3, 3).Range.Text = "cell33";
     

      #endregion

      #region 第五行显示
      wordDoc.Tables.Item(1).Cell(5,2).Merge(wordDoc.Tables.Item(1).Cell(5,3));
      wordDoc.Tables.Item(1).Cell(5,2).Merge(wordDoc.Tables.Item(1).Cell(5,3));
      wordDoc.Tables.Item(1).Cell(5,2).Merge(wordDoc.Tables.Item(1).Cell(5,3));
      wordDoc.Tables.Item(1).Cell(5,2).Merge(wordDoc.Tables.Item(1).Cell(5,3));
      #endregion

      #region 第四行显示

      ////******************
      wordDoc.Tables.Item(1).Cell(4, 1).Range.Text = "cell41";
     

      ////******************
      wordDoc.Tables.Item(1).Cell(4, 3).Range.Text = "cell43";
     

      ////******************
      wordDoc.Tables.Item(1).Cell(4, 5).Range.Text = "cell45";
     
      #endregion

      #region 第六行显示
      wordDoc.Tables.Item(1).Cell(6,2).Merge(wordDoc.Tables.Item(1).Cell(6,3));
      wordDoc.Tables.Item(1).Cell(6,2).Merge(wordDoc.Tables.Item(1).Cell(6,3));
      wordDoc.Tables.Item(1).Cell(6,2).Merge(wordDoc.Tables.Item(1).Cell(6,3));
      wordDoc.Tables.Item(1).Cell(6,2).Merge(wordDoc.Tables.Item(1).Cell(6,3));

      ////******************
      wordDoc.Tables.Item(1).Cell(5, 1).Range.Text = "cell51";
     
      wordDoc.Tables.Item(1).Cell(5, 2).Range.ParagraphFormat.Alignment = Word.WdParagraphAlignment.wdAlignParagraphLeft;

      ////******************
      wordDoc.Tables.Item(1).Cell(6, 1).Range.Text = "cdll61";
     
      wordDoc.Tables.Item(1).Cell(6, 2).Range.ParagraphFormat.Alignment = Word.WdParagraphAlignment.wdAlignParagraphLeft;
      #endregion

      #region 第七行显示
      wordDoc.Tables.Item(1).Cell(7,2).Merge(wordDoc.Tables.Item(1).Cell(7,3));
      wordDoc.Tables.Item(1).Cell(7,2).Merge(wordDoc.Tables.Item(1).Cell(7,3));
      wordDoc.Tables.Item(1).Cell(7,2).Merge(wordDoc.Tables.Item(1).Cell(7,3));
      wordDoc.Tables.Item(1).Cell(7,2).Merge(wordDoc.Tables.Item(1).Cell(7,3));

      ////******************
      wordDoc.Tables.Item(1).Cell(7, 1).Range.Text = "cell71";
     
      wordDoc.Tables.Item(1).Cell(7, 2).Range.ParagraphFormat.Alignment = Word.WdParagraphAlignment.wdAlignParagraphLeft;
      #endregion

      #region 第八行显示
      wordDoc.Tables.Item(1).Cell(8,1).Merge(wordDoc.Tables.Item(1).Cell(8,2));
      wordDoc.Tables.Item(1).Cell(8,2).Merge(wordDoc.Tables.Item(1).Cell(8,3));
      wordDoc.Tables.Item(1).Cell(8,2).Merge(wordDoc.Tables.Item(1).Cell(8,3));
      wordDoc.Tables.Item(1).Cell(8,2).Merge(wordDoc.Tables.Item(1).Cell(8,3));

     
      #endregion

      #region 第九行显示
      wordDoc.Tables.Item(1).Cell(9,1).Merge(wordDoc.Tables.Item(1).Cell(9,2));
      wordDoc.Tables.Item(1).Cell(9,3).Merge(wordDoc.Tables.Item(1).Cell(9,4));

      ////******************
      wordDoc.Tables.Item(1).Cell(9, 1).Range.Text = "cell91";
      //wordDoc.Tables.Item(k).Cell(9, 2).Range.Text = (DT.Rows[i]["cell91"].ToString()=="1"?"有":"无");

      ////******************
      wordDoc.Tables.Item(1).Cell(9, 3).Range.Text = "cell93";
   
      #endregion

      #region 第十行显示
      wordDoc.Tables.Item(1).Cell(10,1).Merge(wordDoc.Tables.Item(1).Cell(10,2));
      wordDoc.Tables.Item(1).Cell(10,3).Merge(wordDoc.Tables.Item(1).Cell(10,4));
      ////******************
      wordDoc.Tables.Item(1).Cell(10, 1).Range.Text = "cell101";
     

      ////******************
      wordDoc.Tables.Item(1).Cell(10, 3).Range.Text = "cdll103";
      //wordDoc.Tables.Item(k).Cell(10, 4).Range.Text = (DT.Rows[i]["Label"].ToString()=="1"?"有":"无");
      #endregion

      #region 第十一行显示
      wordDoc.Tables.Item(1).Cell(11,1).Merge(wordDoc.Tables.Item(1).Cell(11,2));
      wordDoc.Tables.Item(1).Cell(11,3).Merge(wordDoc.Tables.Item(1).Cell(11,4));
      ////******************
      wordDoc.Tables.Item(1).Cell(11, 1).Range.Text = "cell111";
     

      ////******************
      wordDoc.Tables.Item(1).Cell(11, 3).Range.Text = "cell113";
   
      #endregion

      #region 第十二行显示
      wordDoc.Tables.Item(1).Cell(12,1).Merge(wordDoc.Tables.Item(1).Cell(12,2));
      wordDoc.Tables.Item(1).Cell(12,3).Merge(wordDoc.Tables.Item(1).Cell(12,4));
      ////******************
      wordDoc.Tables.Item(1).Cell(12, 1).Range.Text = "cell121";
     

      ////******************
      wordDoc.Tables.Item(1).Cell(12, 3).Range.Text = "cell123";

      #endregion

      #region 第十三行显示
      wordDoc.Tables.Item(1).Cell(13,1).Merge(wordDoc.Tables.Item(1).Cell(13,2));
      wordDoc.Tables.Item(1).Cell(13,3).Merge(wordDoc.Tables.Item(1).Cell(13,4));

      ////******************
      wordDoc.Tables.Item(1).Cell(13, 1).Range.Text = "cell131";
     

      ////******************
      wordDoc.Tables.Item(1).Cell(13, 3).Range.Text = "cell133";
  
      #endregion

      wordDoc.Tables.Item(1).Select();
      wordApp.Application.Selection.Cut();

      //重新成声所有表

      for(int i = 0; i<=DT.Rows.Count-1;i++)
      {
       wordApp.Application.Selection.Paste();
       int k = i+1;
       #region    更新数据

       #region 插入数据行
      
       wordDoc.Tables.Item(k).Cell(1, 2).Range.Text = DT.Rows[i]["1"].ToString();

       ////******************
      
       wordDoc.Tables.Item(k).Cell(1, 4).Range.Text = DT.Rows[i]["2"].ToString();

       ////******************
      
       wordDoc.Tables.Item(k).Cell(2, 2).Range.Text = DT.Rows[i]["3"].ToString();

       ////******************
      
       wordDoc.Tables.Item(k).Cell(2, 4).Range.Text = DT.Rows[i]["4"].ToString();

       #endregion

       #region 第三行显示
       ////******************
      
       wordDoc.Tables.Item(k).Cell(3, 2).Range.Text = DT.Rows[i]["5"].ToString();
       ////******************
      
       wordDoc.Tables.Item(k).Cell(3, 4).Range.Text = DT.Rows[i]["6"].ToString();

       #endregion

       #region 第五行显示
       ////******************
      
       wordDoc.Tables.Item(k).Cell(5, 2).Range.Text = DT.Rows[i]["7"].ToString();
       wordDoc.Tables.Item(k).Cell(5, 2).Range.ParagraphFormat.Alignment = Word.WdParagraphAlignment.wdAlignParagraphLeft;
       #endregion

       #region 第四行显示

       ////******************
      
       wordDoc.Tables.Item(k).Cell(4, 2).Range.Text = DT.Rows[i]["8"].ToString();

       ////******************
      
       wordDoc.Tables.Item(k).Cell(4, 4).Range.Text = DT.Rows[i]["9"].ToString();

       ////******************
      
       wordDoc.Tables.Item(k).Cell(4, 6).Range.Text = DT.Rows[i]["0"].ToString();
       #endregion

       #region 第六行显示
       ////******************
      
       wordDoc.Tables.Item(k).Cell(6, 2).Range.Text = DT.Rows[i]["11"].ToString();
       wordDoc.Tables.Item(k).Cell(6, 2).Range.ParagraphFormat.Alignment = Word.WdParagraphAlignment.wdAlignParagraphLeft;
       #endregion

       #region 第七行显示
       ////******************
      
       wordDoc.Tables.Item(k).Cell(7, 2).Range.Text = DT.Rows[i]["12"].ToString();
       wordDoc.Tables.Item(k).Cell(7, 2).Range.ParagraphFormat.Alignment = Word.WdParagraphAlignment.wdAlignParagraphLeft;
       #endregion

       #region 第八行显示
       ////******************
      
       string strTechlevel = DT.Rows[i]["Level"].ToString();
       string returnTechlevel = "";
       switch(strTechlevel)
       {
        case "1":
         returnTechlevel = "Level1";
         break;
        case "2":
         returnTechlevel = "Level2";
         break;
        case "3":
         returnTechlevel = "Level3";
         break;
        case "0":
         returnTechlevel = "Level4";
         break;
        default:
         returnTechlevel = "Level5";
         break;
       }
       wordDoc.Tables.Item(k).Cell(8, 2).Range.Text = returnTechlevel;

       #endregion

       #region 第九行显示
       ////******************
      
       wordDoc.Tables.Item(k).Cell(9, 2).Range.Text = (DT.Rows[i]["14"].ToString()=="1"?"有":"无");

       ////******************
      
       wordDoc.Tables.Item(k).Cell(9, 4).Range.Text = (DT.Rows[i]["15"].ToString()=="1"?"是":"否");
       #endregion

       #region 第十行显示
       ////******************
      
       wordDoc.Tables.Item(k).Cell(10, 2).Range.Text = (DT.Rows[i]["16"].ToString()=="1"?"有":"无");

       ////******************
      
       wordDoc.Tables.Item(k).Cell(10, 4).Range.Text = (DT.Rows[i]["17"].ToString()=="1"?"有":"无");
       #endregion

       #region 第十一行显示

       ////******************
      
       wordDoc.Tables.Item(k).Cell(11, 2).Range.Text = (DT.Rows[i]["18"].ToString()=="1"?"是":"否");

       ////******************
      
       wordDoc.Tables.Item(k).Cell(11, 4).Range.Text = (DT.Rows[i]["19"].ToString()=="1"?"是":"否");
       #endregion

       #region 第十二行显示
       ////******************
      
       wordDoc.Tables.Item(k).Cell(12, 2).Range.Text = (DT.Rows[i]["20"].ToString()=="1"?"是":"否");

       ////******************
      
       wordDoc.Tables.Item(k).Cell(12, 4).Range.Text = (DT.Rows[i]["21"].ToString()=="1"?"是":"否");
       #endregion

       #region 第十三行显示
     
      
       wordDoc.Tables.Item(k).Cell(13, 2).Range.Text = (DT.Rows[i]["22"].ToString()=="1"?"是":"否");

       ////******************
      
       wordDoc.Tables.Item(k).Cell(13, 4).Range.Text = (DT.Rows[i]["23"].ToString()=="1"?"是":"否");
       #endregion

       #endregion

       //插入分页
       if(i!=DT.Rows.Count-1)
       {
        object mymissing = System.Reflection.Missing.Value;
        object myunit = Word.WdUnits.wdStory;
        wordApp.Selection.EndKey(ref myunit,ref mymissing);

        object pBreak= (int)Word.WdBreakType.wdPageBreak;
        wordApp.Selection.InsertBreak( ref pBreak );
       }
      }
    

      wordDoc.SaveAs(ref filename, ref missing,ref missing, ref missing,ref missing,ref missing,ref missing,ref missing,ref missing,ref missing, ref missing);
   
   
      wordDoc.Close(ref Nothing, ref Nothing, ref Nothing);
      wordApp.Quit(ref Nothing, ref Nothing, ref Nothing);

      if ( wordDoc != null )
      {
       System.Runtime.InteropServices.Marshal.ReleaseComObject(wordDoc);
       wordDoc = null;
      }
      if ( wordApp != null )
      {
       System.Runtime.InteropServices.Marshal.ReleaseComObject(wordApp);
       wordApp = null;
      }
      GC.Collect();
      //KillWordProcess();
      string strUrl = "MakeWordFile.aspx?username="+Request.QueryString["username"].ToString();
      utility.ShowPopMessage("文档生成完毕！",strUrl);
     }
     else
     {
      utility.ShowPopMessage("无任何数据！");
     }
     #endregion

    }
    catch
    {
     wordDoc.Close(ref Nothing, ref Nothing, ref Nothing);
     wordApp.Quit(ref Nothing, ref Nothing, ref Nothing);
     if ( wordDoc != null )
     {
      System.Runtime.InteropServices.Marshal.ReleaseComObject(wordDoc);
      wordDoc = null;
     }
     if ( wordApp != null )
     {
      System.Runtime.InteropServices.Marshal.ReleaseComObject(wordApp);
      wordApp = null;
     }
     GC.Collect();
     utility.ShowPopMessage("文档生成失败！");

    }
   }