Here we learn how to create button dynamically means at run time.
Step1:
First create table in database as below
create table loginDetails(user_name varchar(50),password varchar(50)).
Step2:
For this open VS 2010> go to file menu> open new website > give it to name>click ok.
DEsign of aspx like below:
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="DynamicButton.aspx.cs" Inherits="DynamicControlCreation_DynamicButton" %>
<!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>Create button dynamically and store data in database dynamically</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:Panel ID="Panel1" runat="server">
</asp:Panel>
</div>
</form>
</body>
</html>
<!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>Create button dynamically and store data in database dynamically</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:Panel ID="Panel1" runat="server">
</asp:Panel>
</div>
</form>
</body>
</html>
Code for code behind file:
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data.SqlClient;
using System.Data;
public partial class DynamicControlCreation_DynamicButton : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
Table tb = new Table();
TableCell tc = new TableCell();
TableCell tc1 = new TableCell();
TableRow tr = new TableRow();
Label lb = new Label();
lb.ID = "username";
lb.Text = "User Name";
tc.Controls.Add(lb);
TextBox txtBox = new TextBox();
txtBox.ID = "txt_username";
tc1.Controls.Add(txtBox);
tr.Cells.Add(tc);
tr.Cells.Add(tc1);
tb.Rows.Add(tr);
Label lb1 = new Label();
lb1.ID = "password";
lb1.Text = "Password";
tc1.Controls.Add(lb1);
TextBox txtBox1 = new TextBox();
txtBox1.ID = "txt_pass";
tc1.Controls.Add(txtBox1);
tr.Cells.Add(tc);
tr.Cells.Add(tc1);
tb.Rows.Add(tr);
Button btnsubmit = new Button();
btnsubmit.ID = "btnsubmit";
btnsubmit.Text = "Submit";
btnsubmit.Click += new EventHandler(btnsubmit_Click);
tc1.Controls.Add(btnsubmit);
tr.Cells.Add(tc);
tr.Cells.Add(tc1);
tb.Rows.Add(tr);
Panel1.Controls.Add(tb);
}
protected void btnsubmit_Click(object sender, EventArgs e)
{
string str = string.Empty;
TextBox txtusername = (TextBox)Panel1.FindControl("txt_username");
TextBox txtpassword = (TextBox)Panel1.FindControl("txt_pass");
using (SqlConnection con = new SqlConnection("Data Source=SUSHIL-70F1F267;Initial Catalog=sushil;Integrated Security=True"))
{
using (SqlCommand cmd = new SqlCommand("INSERT INTO loginDetails(user_name,password) VALUES(@user_name,@password)", con))
{
con.Open();
cmd.Parameters.AddWithValue("@user_name", txtusername.Text);
cmd.Parameters.AddWithValue("@password", txtpassword.Text);
cmd.ExecuteNonQuery();
txtpassword.Text = string.Empty;
txtusername.Text = string.Empty;
ClientScript.RegisterClientScriptBlock(this.GetType(), "btn", "<script type = 'text/javascript'>alert('UserDetails saved Successfully');</script>");
}
}
}
}
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data.SqlClient;
using System.Data;
public partial class DynamicControlCreation_DynamicButton : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
Table tb = new Table();
TableCell tc = new TableCell();
TableCell tc1 = new TableCell();
TableRow tr = new TableRow();
Label lb = new Label();
lb.ID = "username";
lb.Text = "User Name";
tc.Controls.Add(lb);
TextBox txtBox = new TextBox();
txtBox.ID = "txt_username";
tc1.Controls.Add(txtBox);
tr.Cells.Add(tc);
tr.Cells.Add(tc1);
tb.Rows.Add(tr);
Label lb1 = new Label();
lb1.ID = "password";
lb1.Text = "Password";
tc1.Controls.Add(lb1);
TextBox txtBox1 = new TextBox();
txtBox1.ID = "txt_pass";
tc1.Controls.Add(txtBox1);
tr.Cells.Add(tc);
tr.Cells.Add(tc1);
tb.Rows.Add(tr);
Button btnsubmit = new Button();
btnsubmit.ID = "btnsubmit";
btnsubmit.Text = "Submit";
btnsubmit.Click += new EventHandler(btnsubmit_Click);
tc1.Controls.Add(btnsubmit);
tr.Cells.Add(tc);
tr.Cells.Add(tc1);
tb.Rows.Add(tr);
Panel1.Controls.Add(tb);
}
protected void btnsubmit_Click(object sender, EventArgs e)
{
string str = string.Empty;
TextBox txtusername = (TextBox)Panel1.FindControl("txt_username");
TextBox txtpassword = (TextBox)Panel1.FindControl("txt_pass");
using (SqlConnection con = new SqlConnection("Data Source=SUSHIL-70F1F267;Initial Catalog=sushil;Integrated Security=True"))
{
using (SqlCommand cmd = new SqlCommand("INSERT INTO loginDetails(user_name,password) VALUES(@user_name,@password)", con))
{
con.Open();
cmd.Parameters.AddWithValue("@user_name", txtusername.Text);
cmd.Parameters.AddWithValue("@password", txtpassword.Text);
cmd.ExecuteNonQuery();
txtpassword.Text = string.Empty;
txtusername.Text = string.Empty;
ClientScript.RegisterClientScriptBlock(this.GetType(), "btn", "<script type = 'text/javascript'>alert('UserDetails saved Successfully');</script>");
}
}
}
}
Run the code . Hope this will work perfectly.
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