devpress grid表格自适应列宽的问题

  /// <summary>
         /// 自适应列宽，显示横向滚轴，只有当所有列都已经在界面上加载完成之后才能生效
         /// </summary>
         public void setAutoCloumnWidth()
         {
             //自适应列宽
             this.gridView.BestFitColumns();
             this.gridView.HorzScrollVisibility = DevExpress.XtraGrid.Views.Base.ScrollVisibility.Always;
             this.gridView.OptionsView.ColumnAutoWidth = false;
         }