private void btnEditCustomer_ButtonClick(object sender, DevExpress.XtraEditors.Controls.ButtonPressedEventArgs e)
 {
     if (this.IsLockForm == false)
     {
         int IDCustomer = Convert.ToInt32(viewCustomers.GetFocusedRowCellValue("ID"));
         frmUpd_Customers_2 afrmUpd_Customers = new frmUpd_Customers_2(this, this.CurrentIDBookingRoom, IDCustomer);
         afrmUpd_Customers.ShowDialog();
     }
     else
     {
         MessageBox.Show("Không thực hiện được chức năng này do form đang chế độ khóa");
     }
 }
 private void btnManageCustomer_Click(object sender, EventArgs e)
 {
     frmUpd_Customers_2 afrmUpd_Customers = new frmUpd_Customers_2(this, this.CurrentIDBookingRoom);
     afrmUpd_Customers.ShowDialog();
 }
 private void btnEditCustomer_ButtonClick(object sender, DevExpress.XtraEditors.Controls.ButtonPressedEventArgs e)
 {
     int IDCustomer = Convert.ToInt32(viewCustomers.GetFocusedRowCellValue("ID"));
     frmUpd_Customers_2 afrmUpd_Customers = new frmUpd_Customers_2(this, this.CurrentIDBookingRoom, IDCustomer);
     afrmUpd_Customers.Show();
 }