1             //经营单位
 2
 3             AutoCompleteStringCollection strings = new AutoCompleteStringCollection();
 4             DataTable dt = customformOp.CusList().Tables[0];
 5             if (dt.Rows.Count > 0)
 6             {
 7                 //cmbTRADE_CO.DisplayMember = "CusName";//显示字段
 8                 //cmbTRADE_CO.ValueMember = "Cus";
 9                 //cmbTRADE_CO.DataSource = dt;
10                 //cmbTRADE_CO.SelectedIndex = -1;
11                 for (int i = 0; i < dt.Rows.Count; i++)
12                 {
13                     strings.Add(dt.Rows[i]["CusName"].ToString());
14                 }
15             }
16
17             cmbTRADE_CO.AutoCompleteCustomSource = strings;
18             cmbTRADE_CO.AutoCompleteSource = AutoCompleteSource.CustomSource;
19             cmbTRADE_CO.AutoCompleteMode = AutoCompleteMode.SuggestAppend;

 1  // AutoCompleteStringCollection strings = new AutoCompleteStringCollection();
 2             DataTable dt = customformOp.CusList().Tables[0];
 3             if (dt.Rows.Count > 0)
 4             {
 5                 cmbTRADE_CO.DisplayMember = "CusName";//显示字段
 6                 cmbTRADE_CO.ValueMember = "Cus";
 7                 cmbTRADE_CO.DataSource = dt;
 8                 cmbTRADE_CO.SelectedIndex = -1;
 9                 //for (int i = 0; i < dt.Rows.Count; i++)
10                 //{
11                 //    strings.Add(dt.Rows[i]["CusName"].ToString());
12                 //}
13             }
14
15            // cmbTRADE_CO.AutoCompleteCustomSource = strings;
16             cmbTRADE_CO.AutoCompleteSource = AutoCompleteSource.ListItems;
17             cmbTRADE_CO.AutoCompleteMode = AutoCompleteMode.SuggestAppend;