private static Boolean userlogin(string username, string password, Boolean whilestate)
{
if (username == "")
{
MessageBox.Show("Mohon isi username anda");
}
else if (password == "")
{
MessageBox.Show("Mohon isi password anda");
}
else
{
string connstring = cmethod.GetConnString();
SqlConnection conn = new SqlConnection(connstring);
string query = "SELECT * FROM Userdata ";
try
{
conn.Open();
SqlCommand cmd = new SqlCommand(query, conn);
SqlDataReader dr = cmd.ExecuteReader();
while (dr.Read())
{
if (username == dr["Username"].ToString() && password == dr["Password"].ToString())
{
if (dr["Level_Access"].ToString() == "1")
{
HomepageAdmin homeadmin = new HomepageAdmin(username);
whilestate = true;
homeadmin.Show();
break;
}
else if (dr["Level_Access"].ToString() == "2")
{
Homepage homeuser = new Homepage(username);
whilestate = true;
homeuser.Show();
break;
}
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
finally
{
conn.Close();
}
}
return(whilestate);
}
private void txbusername_KeyDown(object sender, KeyEventArgs e)
{
if (e.KeyCode == Keys.Enter)
{
if (txbusername.Text == "")
{
MessageBox.Show("Mohon isi username anda");
}
else if (txbpassword.Text == "")
{
MessageBox.Show("Mohon isi password anda");
}
else
{
string connstring = @"Data Source=MICHELLE;Initial Catalog=ProjectMfy;Integrated Security=True";
SqlConnection conn = new SqlConnection(connstring);
string query = "SELECT * FROM Userdata ";
try
{
conn.Open();
SqlCommand cmd = new SqlCommand(query, conn);
SqlDataReader dr = cmd.ExecuteReader();
while (dr.Read())
{
if (txbusername.Text == dr["Username"].ToString() && txbpassword.Text == dr["Password"].ToString())
{
if (dr["Level_Access"].ToString() == "1")
{
HomepageAdmin homeadmin = new HomepageAdmin(txbusername.Text);
this.Hide();
homeadmin.Show();
break;
}
else if (dr["Level_Access"].ToString() == "2")
{
Homepage homeuser = new Homepage(txbusername.Text);
this.Hide();
homeuser.Show();
break;
}
}
else if (txbusername.Text != dr["Username"].ToString())
{
MessageBox.Show("Username atau Password yang anda masukkan salah");
txbusername.Clear();
txbpassword.Clear();
break;
}
else if (txbpassword.Text != dr["Password"].ToString())
{
MessageBox.Show("Username atau Password yang anda masukkan salah");
txbusername.Clear();
txbpassword.Clear();
break;
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
finally
{
conn.Close();
}
}
}
}
