GridView 子父窗口交互_子窗体调用父窗体方法,gridview不更新-优快云博客

本文介绍了一个ASP.NET应用程序中父窗口与子窗口之间的数据交互案例。通过使用JavaScript和C#，实现了从子窗口向父窗口传递数据的功能，并展示了如何在子窗口关闭前将选中的数据更新到父窗口。

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父窗口:

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

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

</head>

<body>

<div>

<asp:Panel ID="Panel1" runat="server" Width="500px" style="border:solid 1px red">

</asp:Panel>

</div>

</form>

function openNewForm(){

window.open("default8.aspx");

//假设打开default8.aspx这个页面

}

</script>

</body>

</html>

子窗口

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default8.aspx.cs" Inherits="Default8" %>

<!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" OnRowDataBound="GridView1_RowDataBound">

<asp:TemplateField>

<asp:CheckBox ID="chk" runat="server" />

</ItemTemplate>

</asp:TemplateField>

</Columns>

</asp:GridView>

 </div>

</form>

function initCheckBoxChecked(){

var oContainer=document.getElementById("<%=GridView1.ClientID %>");

var chks=oContainer.getElementsByTagName("input");

for(var i=0;i!=chks.length;++i)

if(chks[i].type="checkbox")

chks[i].onclick=onCheckBoxChecked;

}

// function onCheckBoxChecked(srcElm){

// if(srcElm.checked && opener!=null){

// var prtPanel=opener.document.getElementById("Panel1");

// var row=srcElm.parentNode.parentNode;

// var cells=row.getElementsByTagName("td");

// var isIe=window.navigator.appName.indexOf("Netscape") == -1?true:false;

// prtPanel.innerHTML+="您刚才选择的是 - ID:";

// prtPanel.innerHTML+=isIe?cells[1].innerText:cells[1].textContent;

// prtPanel.innerHTML+=" Name: ";

// prtPanel.innerHTML+=isIe?cells[2].innerText:cells[2].textContent;

// prtPanel.innerHTML+="<br />";

// }

function onCheckBoxChecked(srcElm){

var prtPanel=opener.document.getElementById("Panel1");

var isIe=window.navigator.appName.indexOf("Netscape") == -1?true:false;

var rows=document.getElementById("<%=GridView1.ClientID %>").getElementsByTagName("tr");

var sHtml="";

var cells;

var sId;

var sName;

var sText;

for(var i=1;i!=rows.length;++i){

var oChks=rows[i].getElementsByTagName("input");

if(oChks[0].checked){

cells=rows[i].getElementsByTagName("td");

sId=isIe?cells[1].innerText:cells[1].textContent;

sName=isIe?cells[2].innerText:cells[2].textContent;

sText="<span id=""+sId+"">您刚才选择的是 - ID:"+sId+", Name: "+sName+"</span><br />";

sHtml+=sText;

}

prtPanel.innerHTML=sHtml;

}

</script>

</body>

</html>

子窗口C#

using System;

using System.Data;

using System.Configuration;

using System.Collections;

using System.Web;

using System.Web.Security;

using System.Web.UI;

using System.Web.UI.WebControls;

using System.Web.UI.WebControls.WebParts;

using System.Web.UI.HtmlControls;

public partial class Default8 : System.Web.UI.Page

{

protected void Page_Load(object sender, EventArgs e)

{

GridView1.DataSource = GenerateTable();

GridView1.DataBind();

}

private DataTable GenerateTable()

{

DataTable dt = new DataTable();

dt.Columns.Add("ID", typeof(int));

dt.Columns.Add("Name", typeof(string));

//dt.Columns.Add("Price", typeof(decimal));

DataRow row;

Random rnd = new Random();

for (int i = 1; i != 31; ++i)

{

row = dt.NewRow();

row[0] = i;

row[1] = "Product_" + i;

//row[2] = Math.Round(rnd.Next(20, 100) / 1.48D, 2);

dt.Rows.Add(row);

}

return dt;

}

protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)

{

CheckBox chk = e.Row.FindControl("chk") as CheckBox;

if (chk != null)

chk.Attributes.Add("onclick", "onCheckBoxChecked(this)");

}

GridView 子父窗口 交互

GridView 子父窗口交互