private void Login_Button_Click(object sender, EventArgs e) { string Username = Username_Textbox.Text.ToString(); string Password = Password_Textbox.Text.ToString(); string isassist = null; if (String.IsNullOrWhiteSpace(Username) || String.IsNullOrWhiteSpace(Password)) { MessageBox.Show("Not All Fields Filled In!", "Manager Login", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); } else { // connect to DB if it is not connected if (!nsadb.Connected()) { nsadb.OpenConnection(); } // Get the loyalty account data from the database isassist = nsadb.ManagerLogin(Username, Password); if (isassist == "-1") { MessageBox.Show("Username or Password Incorrect!", "Manager Login", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); return; } else if (isassist == "0") { ManagerKiosk frm = new ManagerKiosk(0); frm.Show(); frm.FormClosed += new FormClosedEventHandler(ManagerKiosk_FormClosed); this.Hide(); } else if (isassist == "1") { ManagerKiosk frm = new ManagerKiosk(1); frm.Show(); frm.FormClosed += new FormClosedEventHandler(ManagerKiosk_FormClosed); this.Hide(); } } }