private void UpdateDestinationButton_Click(object sender, EventArgs e)
        {
            DestinationVO current = bindingSource1.Current as DestinationVO;

            if (current != null)
            {
                DestinationEditForm form = new DestinationEditForm(current, manager);

                if (form.ShowDialog() == System.Windows.Forms.DialogResult.OK)
                {
                    DestinationDataGridView.Refresh();
                    Log(OperationsManager.EDIT_DESTINATIONS);
                }
            }
        }
        private void RemovDestinationButton_Click(object sender, EventArgs e)
        {
            DestinationVO current = bindingSource1.Current as DestinationVO;

            if (current != null)
            {
                if (Question("هل أنت متأكد من الحذف؟") == System.Windows.Forms.DialogResult.Yes)
                {
                    if (manager.Delete(current))
                    {
                        bindingSource1.Remove(current);
                        DestinationDataGridView.Refresh();
                        Message("تم الحذف بنجاح");
                        Log(OperationsManager.EDIT_DESTINATIONS);
                    }
                    else
                    {
                        Error();
                    }
                }
            }
        }