Sunday, 11 January 2015

Cross-Page Posting in asp.net using c#

Page - 1



<%@ 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">

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    Fullname:
        <asp:TextBox ID="txtFullname" runat="server"></asp:TextBox>
     
        <asp:Button ID="Button1" runat="server"   Text="Cross Page"
             PostBackUrl="~/Default2.aspx"/>
    </div>
    </form>
</body>
</html>

Page - 2



<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default2.aspx.cs" Inherits="Default2" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<%@ PreviousPageType VirtualPath="~/Default.aspx" %>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <asp:Label ID="Label1" runat="server" Text="Label"></asp:Label>
    </div>
    </form>
</body>

</html>

Page - 2 .CS

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

public partial class Default2 : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Page.PreviousPage != null)
        {
            TextBox txt = (TextBox)PreviousPage.FindControl("txtFullname");
            Label1.Text = txt.Text;
        
        }
    }
}

Cross page posting with Master page - ASP.NET 



            if (Page.PreviousPage != null)
            {
                var cp = PreviousPage.Master.FindControl("ContentPlaceHolder1") as ContentPlaceHolder;
                TextBox txt1 = cp.FindControl("txtaddresse") as TextBox;
                //TextBox txt = (TextBox)PreviousPage.FindControl("ContentPlaceHolder1_txtaddresse");
                if (txt1.Text != null)
                {
                    string s = txt1.Text;
                }
            }



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