ASP.NET父子視窗的應用，利用子視窗的Gridview選取一個值，傳回父視窗 _window.opener将子窗体的gridview传回父窗体-优快云博客

本文介绍了一个使用ASP.NET技术实现的简单网页交互案例。该案例包含两个页面：A.aspx和B.aspx。A.aspx页面有一个按钮，点击后弹出B.aspx页面供用户选择数据。B.aspx页面提供了一个数据表格供用户选择条目，并能将所选数据回传给A.aspx页面。

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A.aspx
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="A.aspx.cs" Inherits="A" %> <!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>未命名頁面</title> </head> <body> <form id="form1" runat="server"> <div> <asp:TextBox ID="TextBox1" runat="server"></asp:TextBox> <asp:Button ID="Button1" runat="server" Text="選取" OnClientClick="window.open('B.aspx'); return false;" /></div> </form> </body> </html>

A.aspx.cs

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 A : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e) { } }

B.aspx

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="B.aspx.cs" Inherits="B" %> <!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>未命名頁面</title> </head> <body> <form id="form1" runat="server"> <div> <asp:GridView ID="GridView1" runat="server" OnRowCommand="GridView1_RowCommand"> <Columns> <asp:CommandField ShowSelectButton="True" SelectText="Select"></asp:CommandField> </Columns> </asp:GridView> </div> </form> </body> </html>

B.aspx.cs
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 B : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e) { this.GridView1.DataSource = new string[] {"aaa","bbb","ccc"}; this.GridView1.DataBind(); } protected void GridView1_RowCommand(object sender, GridViewCommandEventArgs e) { if(e.CommandName.ToString() == "Select") { int index = Convert.ToInt32(e.CommandArgument); GridViewRow row = this.GridView1.Rows[index]; //傳值給父頁面 this.Page.Controls.Add(new LiteralControl(string.Format("<mce:script type="text/javascript"></mce:script>", row.Cells[1].Text))); //關閉此視窗 this.Page.Controls.Add(new LiteralControl("<mce:script type="text/javascript"></mce:script>")); } } }