How to create a Login Window in Visual Studio 2012 using C#

In this blog post I'll tell you how to create a Login window using C# programming language in Visual Studio 2012. Simply watch the video below and you'll get to know how to program a login window and how to make it work using SQL database server.

here is the final view of the login window

watch the video below:

Here is the code that I've used in this project 

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using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; using System.Data.SqlClient; namespace LoginForm { public partial class Form1 : Form { public Form1() { InitializeComponent(); } private void button1_Click(object sender, EventArgs e) { this.Close(); } private void button2_Click(object sender, EventArgs e) { SqlConnection sqlcon = new SqlConnection(@"Data Source=(LocalDB)\v11.0;AttachDbFilename='D:\C sharp\Projects\LoginForm\LoginForm\Data.mdf';Integrated Security=True;Connect Timeout=30;"); SqlDataAdapter sqlDataAdapt = new SqlDataAdapter("Select Count(*) From Login where Username='" + textBox1.Text + "' and Password ='" + textBox2.Text + "'", sqlcon); DataTable dt= new DataTable(); sqlDataAdapt.Fill(dt); if (dt.Rows[0][0].ToString() == "1") { this.Hide(); Main form = new Main(); form.Show(); } else { MessageBox.Show("Please Check Your Username & Password!"); } } private void textBox2_TextChanged(object sender, EventArgs e) { } } }

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