Gridview中合并相同的行或列

   #region 合并单元格 合并某一行的所有列

  ///  <summary> 

  ///  合并GridView中某行相同信息的行(单元格)

  ///  </summary> 

  ///  <param  name="GridView1">GridView对象</param> 

  ///  <param  name="rows">需要合并的行(当然也可以是数组)</param>

  public static void GroupRow(GridView GridView1, int rows)

  {

  TableCell oldTc = GridView1.Rows[rows].Cells[0];

  for (int i = 1; i < GridView1.Rows[rows].Cells.Count; i++)

  {

  TableCell tc = GridView1.Rows[rows].Cells[i];  //Cells[0]就是你要合并的列

  if (oldTc.Text == tc.Text)

  {

  tc.Visible = false;

  if (oldTc.ColumnSpan == 0)

  {

  oldTc.ColumnSpan = 1;

  }

  oldTc.ColumnSpan++;

  oldTc.VerticalAlign = VerticalAlign.Middle;

        }

        else

        {

          oldTc = tc;

        }

      }

    }

    #endregion

    #region 合并单元格 合并一行中的几列

    /// <summary>

    /// 合并单元格 合并一行中的几列

    /// </summary>

    /// <param name="GridView1">GridView ID</param>

    /// <param name="rows"></param>

    /// <param name="sCol">开始列</param>

    /// <param name="eCol">结束列</param>

    public static void GroupRow(GridView GridView1, int rows,int sCol,int eCol)

    {

       TableCell oldTc = GridView1.Rows[rows].Cells[sCol];

      for (int i = 1; i < eCol - sCol; i++)

      {

        TableCell tc = GridView1.Rows[rows].Cells[i + sCol];  //Cells[0]就是你要合并的列

        tc.Visible = false;

        if (oldTc.ColumnSpan == 0)

        {

          oldTc.ColumnSpan = 1;

        }

        oldTc.ColumnSpan++;

        oldTc.VerticalAlign = VerticalAlign.Middle;

      }

    }

    #endregion

    #region 合并单元格 合并某一列所有行

    /// <summary>

    /// 合并GridView中某列相同信息的行(单元格)

    /// </summary>

    /// <param name="GridView1"></param>

    /// <param name="cellNum"></param>

    public static void GroupCol(GridView GridView1, int cols)

    {

      if (GridView1.Rows.Count < 1 || cols > GridView1.Rows[0].Cells.Count - 1)

      {

        return;

      }

      TableCell oldTc = GridView1.Rows[0].Cells[cols];

      for (int i = 1; i < GridView1.Rows.Count; i++)

      {

        TableCell tc = GridView1.Rows[i].Cells[cols];

        if (oldTc.Text == tc.Text)

        {

          tc.Visible = false;

          if (oldTc.RowSpan == 0)

          {

            oldTc.RowSpan = 1;

          }

          oldTc.RowSpan++;

          oldTc.VerticalAlign = VerticalAlign.Middle;

        }

        else

        {

          oldTc = tc;

        }

      }

    }

    #endregion

    #region 合并单元格 合并某一列中的某些行

    /// <summary>

    /// 合并单元格 合并某一列中的某些行

    /// </summary>

    /// <param name="GridView1">GridView ID</param>

    /// <param name="cellNum"></param>

    /// <param name="sRow">开始行</param>

    /// <param name="eRow">结束列</param>

    public static void GroupCol(GridView GridView1, int cols,int sRow,int eRow)

    {

      if (GridView1.Rows.Count < 1 || cols > GridView1.Columns.Count - 1)

      {

        return;

      }

      TableCell oldTc = GridView1.Rows[sRow].Cells[cols];

      for (int i = 1; i < eRow - sRow; i++)

      {

        TableCell tc = GridView1.Rows[sRow + i].Cells[cols]; 

        tc.Visible = false;

        if (oldTc.RowSpan == 0)

        {

          oldTc.RowSpan = 1;

        }

        oldTc.RowSpan++;

        oldTc.VerticalAlign = VerticalAlign.Middle;

      }

    }

    #endregion
posted @ 2012-05-17 17:40  ado-geek  阅读(357)  评论(0编辑  收藏  举报