DEV控件gridview中怎么添加行的ToolTip提示

private void toolTipController1_GetActiveObjectInfo(object sender, DevExpress.Utils.ToolTipControllerGetActiveObjectInfoEventArgs e)
        {
            if (e.SelectedControl != gridControlDetail) return;
            ToolTipControlInfo info = null;
            try
            {
                GridView view = gridControlDetail.GetViewAt(e.ControlMousePosition) as GridView;
                if (view == null) return;
                GridHitInfo hi = view.CalcHitInfo(e.ControlMousePosition);
                if (hi.InRowCell)
                {
                    //info = new ToolTipControlInfo(new CellToolTipInfo(hi.RowHandle, hi.Column, "cell"), GetCellHintText(view, hi.RowHandle,
hi.Column));

                    string DtsItemCode = SysConvert.ToString(view.GetRowCellValue(hi.RowHandle,"DtsItemCode"));
                    string ItemDes = Common.GetItemDesByItemCode(DtsItemCode);

                    info = new ToolTipControlInfo(new CellToolTipInfo(hi.RowHandle, hi.Column, "cell"), ItemDes);
                    return;
                }
                //if (hi.Column != null)
                //{
                //    info = new ToolTipControlInfo(hi.Column, GetColumnHintText(hi.Column));               
                //    return;
                //}
                if (hi.HitTest == GridHitTest.GroupPanel)
                {
                    info = new ToolTipControlInfo(hi.HitTest, "Group panel");
                    return;
                }

                if (hi.HitTest == GridHitTest.RowIndicator)
                {
                    info = new ToolTipControlInfo(GridHitTest.RowIndicator.ToString() + hi.RowHandle.ToString(), "Row Handle: " + hi.RowHandle.ToString());
                    return;
                }
            }
            finally
            {
                e.Info = info;
            }
        }

转：http://www.dobug.net/showtopic-583.html