private void button1_Click(object sender, EventArgs e) { ResultMessage_DTO result; Login_DTO Login_DTO = new Login_DTO(); Login_BUS Login_BUS = new Login_BUS(); Login_DTO.UserName = tbUsername.Text; Login_DTO.PassWord = tbPassword.Text; result = Login_BUS.SaveUserregisrationBL(Login_DTO); if (result.ResultCode > 0) { frmView fView = new frmView(); UserID = result.ResultCode; fView.UserID = UserID; MessageBox.Show(result.ResultMessage, "Thông báo", MessageBoxButtons.OK, MessageBoxIcon.Information); if (Login_BUS.CheckPermission(Login_DTO) == true) { if (Login_DTO.Quyen == "nhanvien") { fView.doanhThuToolStripMenuItem.Enabled = false; fView.quảnLíToolStripMenuItem.Enabled = false; } else { fView.NhanVienToolStripMenuItem.Enabled = true; fView.nhàCungCấpToolStripMenuItem1.Enabled = true; fView.doanhThuToolStripMenuItem.Enabled = true; } } fView.ShowDialog(); } else { MessageBox.Show(result.ResultMessage, "Cảnh báo", MessageBoxButtons.OK, MessageBoxIcon.Error); tbUsername.Text = ""; tbPassword.Text = ""; if (iLoginFailed < cNumberLoginFailed) { iLoginFailed += 1; this.DialogResult = DialogResult.None; } else { this.DialogResult = DialogResult.Cancel; } } }