GridView合并多行多列

2:          /// 和并列

3:          /// </summary>

4:          /// <param name="gv">要合并的GridView</param>

5:          /// <param name="startCol">开始列的索引</param>

6:          /// <param name="endCol">结束列的索引</param>

7:          /// <param name="containHeader">是否合并表头，默认不合并</param>

8:          public static void MergeColumn(GridView gv, int startCol, int endCol, bool containHeader = false)

9:          {

10:              if (containHeader)

11:              {

12:                  BLRowCells(gv.HeaderRow, startCol, endCol);

13:              }

14:              foreach (GridViewRow row in gv.Rows)

15:              {

16:                  BLRowCells(row, startCol, endCol);

17:              }

18:          }

19:

20:          /// <summary>

21:          /// 遍历GridViewRow中的单元格

22:          /// </summary>

23:          /// <param name="row">要遍历的行</param>

24:          /// <param name="start">开始索引</param>

25:          /// <param name="end">结束索引</param>

26:          private static void BLRowCells(GridViewRow row, int start, int end)

27:          {

28:              //从开始索引的下一列开始

29:              for (int i = start + 1; i <= end; i++)

30:              {

31:                  //当前单元格

32:                  TableCell currCell = row.Cells[i];

33:                  //前一个单元格

34:                  TableCell prevCell = row.Cells[i - 1];

35:                  if (!string.IsNullOrEmpty(currCell.Text) && !string.IsNullOrEmpty(prevCell.Text))

36:                  {

37:                      if (currCell.Text == prevCell.Text)

38:                      {

39:                          currCell.ColumnSpan = prevCell.ColumnSpan < 1 ? 2 : prevCell.ColumnSpan + 1;

40:                          prevCell.Visible = false;

41:                      }

42:                  }

43:              }

44:          }

作者：田念明
出处：http://www.cnblogs.com/nianming/
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