DevExpress GridControl绑定数据源DataTable

List<GridData> list = new List<GridData>();
            list.Add(new GridData() { col1 = "A1", col2 = "A2", col3 = "A3" });
            list.Add(new GridData() { col1 = "B1", col2 = "B2", col3 = "B3" });
            list.Add(new GridData() { col1 = "C1", col2 = "C2", col3 = "C3" });
            list.Add(new GridData() { col1 = "D1", col2 = "D2", col3 = "D3" });
            list.Add(new GridData() { col1 = "E1", col2 = "E2", col3 = "E3" });

            DataTable dt = new DataTable();
            dt.Columns.Add("gridColumn1");
            dt.Columns.Add("gridColumn2");
            dt.Columns.Add("gridColumn3");


            for (int i = 0; i < 100; i++)
            {
                DataRow dr = dt.NewRow();
                dr[0] = "A1";
                dr[1] = "A2";
                dr[2] = "A3";
                dr[0] = "AA1";
                dt.Rows.Add(dr);

            }
            this.gridControl1.DataSource = dt;
            this.gridView1.PopulateColumns(); //显示gridCOntrol　数据