private void button3_Click(object sender, EventArgs e)
{
this.Hide();
Choice_Operation cs = new Choice_Operation();
cs.Show();
}
private void button1_Click(object sender, EventArgs e)
{
if (string.IsNullOrEmpty(textBox1.Text))
{
textBox1.Focus();
errorProvider1.SetError(textBox1, "Please Enter User Name");
}
if (string.IsNullOrEmpty(textBox2.Text))
{
textBox2.Focus();
errorProvider1.SetError(textBox2, "Please Enter User Name");
}
SqlConnection conn = new SqlConnection(@"Data Source=(LocalDB)\MSSQLLocalDB;AttachDbFilename=C:\Users\AISH GUPTA\Documents\placementdb.mdf;Integrated Security=True;Connect Timeout=30");
SqlDataAdapter sda = new SqlDataAdapter("select count(*) from Login where username ='******' and password='******'", conn);
DataTable dt = new DataTable();
sda.Fill(dt);
if (dt.Rows[0][0].ToString() == "1")
{
this.Hide();
Choice_Operation co = new Choice_Operation();
co.Show();
}
else
{
MessageBox.Show("Please enter correct Username and Password", "alert", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}