private void load_defaul_view(DataTable dataTable)
        {
            //load number book and year book
            DataTable data_notary_book = new DataTable();

            data_notary_book = bll_contract.GetDataNotaryBook(ref err);
            foreach (DataRow row in data_notary_book.Rows)
            {
                cbo_num_bo.Items.Add(row["Number_Of_Book"]);
                cbo_year.Items.Add(row["Year_Book"]);
            }
            cbo_num_bo.SelectedItem = data_notary_book.Rows[data_notary_book.Rows.Count - 1]["Number_Of_Book"];
            cbo_year.SelectedItem   = data_notary_book.Rows[data_notary_book.Rows.Count - 1]["Year_Book"];

            //load notar number
            int count = dataTable.Rows.Count;
            int max   = Convert.ToInt32((string)(dataTable.Rows[count - 1]["Notary_Number"]));

            foreach (DataRow row in dataTable.Rows)
            {
                int temp = Convert.ToInt32((string)row["Notary_Number"]);
                max = max > temp?max:temp;
            }

            if (count != 0)
            {
                int no_num_int = max + 1;
                txt_number_no.Text = no_num_int.ToString();
                txt_number_no.AutoCompleteCustomSource.Add((string)(dataTable.Rows[count - 1]["Notary_Number"]));
            }
            else
            {
                txt_number_no.Text = "";
            }

            //load cbo type contract
            DataTable table_cb_name = new DataTable();

            table_cb_name = bll_contract.GetDataConboNameContract(ref err);
            cbo_name_contract.Items.Add("Hãy chọn hợp đồng");
            cbo_name_contract.SelectedItem = "Hãy chọn hợp đồng";
            foreach (DataRow row in table_cb_name.Rows)
            {
                cbo_name_contract.Items.Add(row["Type_Name_Contract"]);
                cbo_name_contract.AutoCompleteCustomSource.Add((string)row["Type_Name_Contract"]);
            }

            DataTable tb_type = new DataTable();

            tb_type = bll_contract.GetDataConboType(ref err);
            cbo_type_contract.Items.Add("Hãy chọn loại hợp đồng");
            cbo_type_contract.SelectedItem = "Hãy chọn loại hợp đồng";
            foreach (DataRow row in tb_type.Rows)
            {
                cbo_type_contract.Items.Add(row["Name_Type"]);
                cbo_name_contract.AutoCompleteCustomSource.Add((string)row["Name_Type"]);
            }

            //load other control
            dpk_date_ask.Value  = DateTime.Now;
            dpk_date_sign.Value = DateTime.Now;
            txt_price.Text      = "0";
        }
        public DataTable LoadDataNoBook()
        {
            DataTable data = new DataTable();

            return(data = bll_contact.GetDataNotaryBook(ref err));
        }