ASP.NET 2.0中合并 GridView 的表頭儲存格)

來源:互聯網
上載者:User

在實際工作中,往往需要合并表格頭部的儲存格,下面就是一個實現的例子。運行結果

<%@ Page Language="C#" AutoEventWireup="true" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
 "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">

ICollection CreateDataSource()
{
System.Data.DataTable dt = new System.Data.DataTable();
System.Data.DataRow dr;
dt.Columns.Add(new System.Data.DataColumn("學生姓名", typeof(System.String)));
dt.Columns.Add(new System.Data.DataColumn("語文", typeof(System.Decimal)));
dt.Columns.Add(new System.Data.DataColumn("數學", typeof(System.Decimal)));
dt.Columns.Add(new System.Data.DataColumn("英語", typeof(System.Decimal)));

for (int i = 0; i < 8; i++)
{
System.Random rd = new System.Random(Environment.TickCount * i); ;
dr = dt.NewRow();
dr[0] = "學生" + i.ToString();
dr[1] = System.Math.Round(rd.NextDouble() * 100, 2);
dr[2] = System.Math.Round(rd.NextDouble() * 100, 2);
dr[3] = System.Math.Round(rd.NextDouble() * 100, 2);
dt.Rows.Add(dr);
}
System.Data.DataView dv = new System.Data.DataView(dt);
return dv;
}

 

protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
GridView1.BorderColor = System.Drawing.Color.DarkOrange;
GridView1.DataSource = CreateDataSource();
GridView1.DataBind();
}
}

 protected void GridView1_RowCreated(object sender, GridViewRowEventArgs e)
{

 if (e.Row.RowType == DataControlRowType.Header) 
{
GridViewRow rowHeader = new GridViewRow(0, 0, DataControlRowType.Header, DataControlRowState.Normal);
rowHeader.BackColor = System.Drawing.Color.White;
rowHeader.Font.Bold = true;
TableCellCollection cells = e.Row.Cells;
TableCell headerCell = new TableCell();
headerCell.Text = "";
rowHeader.Cells.Add(headerCell);
headerCell = new TableCell();
headerCell.Text = "學產生績";
headerCell.ColumnSpan = cells.Count - 1;
headerCell.HorizontalAlign = HorizontalAlign.Center;
rowHeader.Cells.Add(headerCell);
rowHeader.Visible = true;
GridView1.Controls[0].Controls.AddAt(0, rowHeader);
}
}

protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)

e.Row.Attributes.Add("style", "background:#FFF");
 }
</script>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
  <title>合并 GridView 的表頭儲存格</title>
</head>
<body>
  <form id="Form1" runat="server">
    <asp:GridView ID="GridView1" runat="server" CellSpacing="1" CellPadding="3"
      Font-Size="12px" Width="300px" BackColor="orange" BorderWidth="0"
      OnRowDataBound="GridView1_RowDataBound" OnRowCreated="GridView1_RowCreated">
    </asp:GridView>
  </form>
</body>
</html>

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