DataGrid加单选框

Posted on 2006-08-23 10:20 有缘无份阅读(222) 评论(0) 收藏举报

<%@ Page language="c#" Codebehind="DataGrid加单选框.aspx.cs" AutoEventWireup="false" Inherits="bsTest2005_8_16.Samples.DataGrid加单选框" %>
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
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<HTML>
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<body>
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<form runat="server" id="MM">
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<input type="hidden" id="rd" runat="server" NAME="rd">
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<asp:DataGrid id="ItemsGrid" runat="server" BorderColor="black" BorderWidth="1" CellPadding="3"
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AllowPaging="true" AutoGenerateColumns="false">
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<HeaderStyle BackColor="#00aaaa"></HeaderStyle>
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<PagerStyle Mode="NumericPages"></PagerStyle>
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<Columns>
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<asp:TemplateColumn>
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<ItemTemplate>
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<input type=radio name="RadioName" value='<%# DataBinder.Eval(Container.DataItem, "IntegerValue")%>'/>
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</ItemTemplate>
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</asp:TemplateColumn>
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<asp:BoundColumn HeaderText="数字列" DataField="IntegerValue" />
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<asp:BoundColumn HeaderText="字符串列" DataField="StringValue" />
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<asp:BoundColumn HeaderText="货币列" DataField="CurrencyValue" DataFormatString="{0:c}">
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<ItemStyle HorizontalAlign="right"></ItemStyle>
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</asp:BoundColumn>
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</Columns>
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</asp:DataGrid>
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<br>
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<asp:Button id="Btn" Text="看你选择的" runat="server" />
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<asp:Label id="Label1" Text="" runat="server" />
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</form>
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</body>
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</HTML>
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*********************************************8
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using System;
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using System.Collections;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Web;
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using System.Web.SessionState;
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using System.Web.UI;
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using System.Web.UI.WebControls;
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using System.Web.UI.HtmlControls;
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namespace bsTest2005_8_16.Samples
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{
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/// <summary>
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/// DataGrid加单选框的摘要说明。
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/// </summary>
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public class DataGrid加单选框 : System.Web.UI.Page
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{
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protected System.Web.UI.WebControls.DataGrid ItemsGrid;
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protected System.Web.UI.WebControls.Button Btn;
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protected System.Web.UI.WebControls.Label Label1;
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protected System.Web.UI.HtmlControls.HtmlInputHidden rd;
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private void Page_Load(object sender, System.EventArgs e)
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{
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// 在此处放置用户代码以初始化页面
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System.Text.StringBuilder js = new System.Text.StringBuilder();
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js.Append("<script>\r\n");
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js.Append("function ld(){\r\n");
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js.Append("for(i=0;i<document.getElementsByName('RadioName').length;i++)\r\n");
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js.Append("if(document.getElementsByName('RadioName')[i].value==");
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js.Append("document.getElementById('" + rd.ClientID + "').value) ");
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js.Append("document.getElementsByName('RadioName')[i].checked=true\r\n");
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js.Append("}\r\n");
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js.Append("window.onload=ld\r\n");
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js.Append("</"+"script>\r\n");
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this.RegisterStartupScript("js",js.ToString());
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if (!IsPostBack)
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{
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ItemsGrid.DataSource = CreateDataSource();
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ItemsGrid.DataBind();
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}
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}
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private DataView CreateDataSource()
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{
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DataTable dt = new DataTable();
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DataRow dr;
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dt.Columns.Add(new DataColumn("IntegerValue", typeof(Int32)));
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dt.Columns.Add(new DataColumn("StringValue", typeof(string)));
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dt.Columns.Add(new DataColumn("CurrencyValue", typeof(double)));
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for (int i = 0; i < 101; i++)
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{
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dr = dt.NewRow();
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dr[0] = i;
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dr[1] = "Item " + i.ToString();
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dr[2] = 1.23 * (i+1);
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dt.Rows.Add(dr);
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}
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DataView dv = new DataView(dt);
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return dv;
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}
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private void Btn_Click(object sender, System.EventArgs e)
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{
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if(Request.Form["RadioName"] != null)
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{
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rd.Value = Request.Form["RadioName"].ToString();
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Label1.Text = "您所选择的是：<font color=red>" + Request.Form["RadioName"].ToString() +"</font>";
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}
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}
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private void ItemsGrid_PageIndexChanged(object source, System.Web.UI.WebControls.DataGridPageChangedEventArgs e)
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{
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ItemsGrid.CurrentPageIndex = e.NewPageIndex;
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ItemsGrid.DataSource = CreateDataSource();
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ItemsGrid.DataBind();
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}
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Web 窗体设计器生成的代码
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}
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}
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