private void signup_Click(object sender, EventArgs e)
{
Signup su = new Signup();
su.Show();
this.Hide();
}
private void login_Click(object sender, EventArgs e)
{
// sqlcon.Open();
string student = studentid.Text;
DataTable dt = new DataTable();
SqlCommand cmd = new SqlCommand("Select * from Student where StudentID = @StudentID", sqlcon);
cmd.Parameters.Add("@StudentID", SqlDbType.VarChar).Value = student;
SqlDataAdapter sda = new SqlDataAdapter(cmd);
sda.SelectCommand = cmd;
sda.Fill(dt);
if (studentid.Text == "admin" || studentid.Text == "ADMIN" || dt.Rows.Count > 0)
{
SetValueForText1 = studentid.Text;
//sqlcon.Close();
MessageBox.Show("Successfully Login!");
Library lib = new Library();
lib.Show();
this.Hide();
}
else
{
MessageBox.Show("Wrong or Not Registered!");
DialogResult dialogResult = MessageBox.Show("Do you want to Register?", "ATTENTION!", MessageBoxButtons.YesNo);
if (dialogResult == DialogResult.Yes)
{
Signup su = new Signup();
su.Show();
this.Hide();
}
}
}
