gridview动态生成列

// 有连接的列
                        if (!String.IsNullOrWhiteSpace(filedModel.C_SqlDetail))
                        {
                            HyperLinkField hyperColumn = new HyperLinkField();
                            hyperColumn.HeaderText = filedModel.DisplayName;
                            hyperColumn.DataTextField = filedModel.DisplayFiled;
                            hyperColumn.NavigateUrl = "javascript:void(0);";
                            hyperColumn.Text = "详细";
                            string[] str = { filedModel.DisplayFiled };
                            hyperColumn.DataNavigateUrlFields = str;
                            hyperColumn.DataNavigateUrlFormatString = "/Statistics/ScanStatisticsDetails?id=" + Request["param"] + "&detailId={0}";
                            gridStatistics.Columns.Add(hyperColumn);
 
                        }
                        // 普通列
                        else
                        {
                            BoundField newGridBoundColumn = new BoundField();
                            newGridBoundColumn.HeaderText = filedModel.DisplayName;
                            newGridBoundColumn.DataField = filedModel.DisplayFiled;
                            if (filedModel.Length != )
                            {
                                newGridBoundColumn.HeaderStyle.Width = filedModel.Length;
                            }
                            this.gridStatistics.Columns.Add(newGridBoundColumn);
                        }
                        dt.Columns.Add(filedModel.DisplayName);
                    }