<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="GridView跨页多选._Default" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>GridView跨页面多选</title>
<script type="text/javascript">
//这是使用JavaScript
function Check(ck)
{
if(ck.checked)
{
form1.Hidden1.value += ","+ck.value;
}
else
{
form1.Hidden1.value = form1.Hidden1.value.replace(","+ck.value,"");
}
}
</script>
</head>
<body>
<form />
</div>
</form>
</body>
</html>
后台
using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Data.SqlClient;
namespace GridView跨页多选
{
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
Bind();
}
}
protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
{
this.GridView1.PageIndex = e.NewPageIndex;
Bind();
}
protected void btnGet_Click(object sender, EventArgs e)
{
lbShow.Text = Hidden1.Value.Replace(",", "<li>");
}
protected void Bind()
{
SqlConnection con = new SqlConnection("server=.;uid=sa;pwd=123456;database=Test;");
SqlDataAdapter da = new SqlDataAdapter("select * from students", con);
DataSet ds = new DataSet();
da.Fill(ds, "students");
this.GridView1.DataSource = ds.Tables["students"].DefaultView;
this.GridView1.DataBind();
}
//保证翻页时复选框仍然选中
protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
{
if (e.Row.RowType == DataControlRowType.DataRow)
{
if (Hidden1.Value.IndexOf(e.Row.Cells[2].Text) >= 0)
{
HtmlInputCheckBox box = (HtmlInputCheckBox)(e.Row.Cells[0].FindControl("ltName"));
box.Checked = true;
}
}
}
}
}