コード例 #1
0
        private void btnback_Click(object sender, EventArgs e)
        {
            start f1 = new start();

            f1.Show();
            this.Hide();
        }
コード例 #2
0
        public void logincla()
        {
            if (txtuser.Text == db.userid.ToString() && txtpass.Text == db.passw.ToString())
            {
                MessageBox.Show("F**k you Hacker!!!");
                txtpass.Text = "";
                txtuser.Text = "";
            }
            else
            {
                try
                {
                    db.condb.Open();
                    string           sqlqery = "SELECT count(*) FROM mattiinventory.tblusers where uname='" + txtuser.Text + "' and  pword= '" + txtpass.Text + "' ";
                    MySqlDataAdapter adp     = new MySqlDataAdapter(sqlqery, db.condb);
                    DataTable        dt      = new DataTable();
                    adp.Fill(dt);
                    db.condb.Close();
                    if (txtuser.Text == "" || txtpass.Text == "")
                    {
                        MessageBox.Show("Wrong Credentials");
                    }
                    if (dt.Rows[0][0].ToString() == "1")
                    {
                        db.condb.Open();;
                        string          query21  = "SELECT fname,lname,level FROM mattiinventory.tblusers WHERE uname = '" + txtuser.Text + "' ";
                        MySqlCommand    cmd21    = new MySqlCommand(query21, db.condb);
                        MySqlDataReader myread21 = cmd21.ExecuteReader();
                        while (myread21.Read())
                        {
                            useridmon = myread21.GetString(0) + " " + myread21.GetString(1);
                            userlevel = myread21.GetString(2);
                        }
                        db.condb.Close();

                        MessageBox.Show("Login Success\nThank you for using \nthe software!!\n\n- Developer ", "Inventory System Alert!", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
                        this.Hide();
                        start f = new start();
                        f.Show();
                        db.condb.Close();
                    }
                    else
                    {
                        db.condb.Close();
                        txtpass.Text = "";
                        txtuser.Text = "";
                        txtuser.Focus();
                        MessageBox.Show("Wrong Credentials!!", "Inventory System Alert", MessageBoxButtons.OK, MessageBoxIcon.Error);
                    }
                }
                catch (Exception err)
                {
                    MessageBox.Show(err.ToString());
                }
            }
        }