Esempio n. 1
0
        private void button7_Click(object sender, EventArgs e)   //商家ID
        {
            DataSet  ds       = new DataSet();
            Stall    stall    = new Stall();
            Merchant merchant = new Merchant();

            if (merchant.merchantexist(textBox10.Text.ToString()))
            {
                ds = stall.selectStallwithMerchant_id(textBox10.Text.ToString());
                dataGridView1.DataSource = ds;
                dataGridView1.DataMember = "stall";
            }
            else
            {
                MessageBox.Show("该商家不存在");
            }
        }