GridView模版列嵌套GirdView显示主从表数据

当需要在一个列表中显示主从表（例如部门-人员的信息），在asp.net1.1中我们可能会使用DataGrid模版列嵌套DataGrid的方法实现，然而，处理模版列里的DataGrid的翻页、排序、编辑等功能时都比较麻烦。在asp.net2.0中，配合DataSource控件的使用让这个问题变得非常简单！

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="GridView_GirdView.aspx.cs" Inherits="GridSamples_GridView_GirdView" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

</head>

<body>

<div>

<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" DataKeyNames="deptid"

DataSourceID="AccessDataSource1" AllowPaging="True" AllowSorting="True" PageSize="2" OnRowDataBound="GridView1_RowDataBound">

<asp:BoundField DataField="deptid" HeaderText="部门编号" InsertVisible="False" ReadOnly="True"

SortExpression="deptid" />

<asp:BoundField DataField="deptname" HeaderText="部门名称" SortExpression="deptname" />

<asp:BoundField DataField="deptremark" HeaderText="备注" SortExpression="deptremark" />

<asp:TemplateField HeaderText="人员信息">

<asp:GridView ID="GridView2" runat="server" AutoGenerateColumns="False" DataKeyNames="id"

DataSourceID="AccessDataSource2" AllowPaging="True" AllowSorting="True" PageSize="5">

<asp:BoundField DataField="id" HeaderText="人员编号" InsertVisible="False" ReadOnly="True"

SortExpression="id" />

<asp:BoundField DataField="name" HeaderText="姓名" SortExpression="name" />

<asp:BoundField DataField="sex" HeaderText="性别" SortExpression="sex" />

</Columns>

<PagerSettings FirstPageText="首页" LastPageText="末页" Mode="NextPreviousFirstLast"

NextPageText="下一页" PreviousPageText="上一页" />

</asp:GridView>

<asp:AccessDataSource ID="AccessDataSource2" runat="server" DataFile="~/App_Data/test.mdb"

SelectCommand="SELECT [id], [name], [sex], [deptid] FROM [employees] WHERE ([deptid] = ?)">

<asp:Parameter Name="deptid" Type="Int32" />

</SelectParameters>

</asp:AccessDataSource><br>

</ItemTemplate>

</asp:TemplateField>

</Columns>

<PagerSettings FirstPageText="首页" LastPageText="末页"

NextPageText="下一页" PreviousPageText="上一页" />

</asp:GridView>

<asp:AccessDataSource ID="AccessDataSource1" runat="server" DataFile="~/App_Data/test.mdb"

SelectCommand="SELECT [deptid], [deptname], [deptremark], [createdate] FROM [departments]">

</asp:AccessDataSource>

</div>

</form>

</body>

</html>

using System;
2

using System.Data;
3

using System.Configuration;
4

using System.Collections;
5

using System.Web;
6

using System.Web.Security;
7

using System.Web.UI;
8

using System.Web.UI.WebControls;
9

using System.Web.UI.WebControls.WebParts;
10

using System.Web.UI.HtmlControls;
11

public partial class GridSamples_GridView_GirdView : System.Web.UI.Page
13

{
14

protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
15

{
16

if (e.Row.RowIndex > -1)
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{
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AccessDataSource accessDS = e.Row.FindControl("AccessDataSource2") as AccessDataSource;
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accessDS.SelectParameters["deptid"].DefaultValue = e.Row.Cells[0].Text;
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}
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}
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}

只需要上面几行简单的代码便可以实现。

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posted on 2006-07-04 22:28 №.零零伍阅读(10314) 评论(3) 编辑收藏所属分类: CSDN常见问题集

GridView模版列嵌套GirdView显示主从表数据

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