TryGetSubgraphImageColumnData ( ListObject oVertexTable, out Range oSubgraphImageColumnData ) { Debug.Assert(oVertexTable != null); oSubgraphImageColumnData = null; ListColumn oSubgraphImageColumn; if ( ExcelTableUtil.TryGetOrInsertTableColumn(oVertexTable, VertexTableColumnNames.SubgraphImage, OneBasedSubgraphImageColumnIndex, SubgraphImageColumnWidthChars, null, out oSubgraphImageColumn) && ExcelTableUtil.TryGetTableColumnData(oSubgraphImageColumn, out oSubgraphImageColumnData) ) { ShiftColumnGroupNames(oVertexTable); return(true); } return(false); }