//构造函数
        public ExpenseTypeForm(BathDBDataContext dc, ExpenseType curCat)
        {
            db = dc;
            if (curCat != null)
            {
                newExpenseType = false;
                m_ExpenseType = curCat;
            }

            InitializeComponent();
        }
 partial void DeleteExpenseType(ExpenseType instance);
 partial void UpdateExpenseType(ExpenseType instance);
 partial void InsertExpenseType(ExpenseType instance);