protected override Entity OnAdd()
        {
            var newItem = new Dll.Student.Student();

            using (var frm = new frmStudent_Add())
            {
                frm.ItemData = newItem;
                if (frm.ShowDialog() != System.Windows.Forms.DialogResult.OK)
                {
                    return(null);
                }
            }

            App.LogAction("Student", "Created Student : " + newItem.StudentNumber.ToString());

            ItemDataCollection.Add(newItem);
            return(newItem);
        }
        protected override bool OnEdit(Entity item)
        {
            var selectedItem = (Dll.Student.Student)item;

            using (var frm = new frmStudent_Add())
            {
                if (selectedItem.Id != 0)
                {
                    selectedItem.RowStatus = RecordStatus.ModifiedRecord;
                }
                frm.ItemData = selectedItem;
                if (frm.ShowDialog() != System.Windows.Forms.DialogResult.OK)
                {
                    return(false);
                }
            }

            App.LogAction("Student", "Updated Student : " + selectedItem.StudentNumber.ToString());

            return(true);
        }