DEV GridView快速定位到指定行

　　　　　　　int focuseHandle = gv.FocusedRowHandle;
            GridColumn column = gv.Columns["plan_id"];
            if (column != null)
            {
                if (focuseHandle >= 0)
                {
                    var topRow = gv.GetRow(topHandle) as grid_data; ;
                    var fRow = gv.GetRow(focuseHandle) as grid_data;
                    gc.DataSource = data;
                    gv.FindFilterText = btn_Search.Text;
                    int newTopRow = gv.LocateByValue(0, column, topRow.plan_id);
                    if (newTopRow != GridControl.InvalidRowHandle)
                        gv.TopRowIndex = newTopRow;

                    focuseIndex = gv.LocateByValue(0, column, fRow.plan_id);
                    if (focuseIndex != GridControl.InvalidRowHandle)
                    {
                        gv.FocusedRowHandle = focuseIndex;
                        gv.SetMasterRowExpanded(focuseIndex, true);
                    }
                }