DevExpress中GridView显示Date类数据

        /// <summary>
        /// 将所需设置的视图传入，则该视图中所有的Date型数据按照精度为 秒 进行显示 和编辑
        /// </summary>
        /// <param name="gv"></param>
        private void SetGridViewDateType2SecondLevel(DevExpress.XtraGrid.Views.Grid.GridView gv)
        {

            //给界面中所有DateTime类型的数据，显示长度从日期，精确到秒
            gv.Columns.Where(x => x.ColumnType.Name == "DateTime").ToList().ForEach(x => x.DisplayFormat.FormatString = "yyyy-MM-dd HH:mm:ss");

            //给界面中的日期类数据提供编辑时的准确编辑框
            List<GridColumn> gcList = gv.Columns.Where(x => x.ColumnType.Name == "DateTime").ToList();

            RepositoryItemDateEdit nRide = new RepositoryItemDateEdit();
            nRide.CalendarView = CalendarView.Vista;
            nRide.CalendarTimeEditing = DefaultBoolean.True;
            nRide.DisplayFormat.FormatString = "G";
            nRide.DisplayFormat.FormatType = FormatType.DateTime;
            nRide.EditFormat.FormatString = "G";
            nRide.EditFormat.FormatType = FormatType.DateTime;
            nRide.EditMask = "G";

            gv.Columns.Where(x => x.ColumnType.Name == "DateTime").ToList().ForEach(x => x.ColumnEdit = nRide);
        }