private DataGridViewRow AddRowSep(DuplicateArchiveInfo data) { int index = dgvResult.Rows.Add(); DataGridViewRow row = dgvResult.Rows[index]; row.DefaultCellStyle.BackColor = Color.Black; row.ReadOnly = true; var cellCheck = new HMergedCell(); cellCheck.LeftColumn = 0; cellCheck.RightColumn = 1; cellCheck.Value = data.DupGroup.ToString("D4"); row.Cells["colCheck"] = cellCheck; var cellGroup = new HMergedCell(); cellGroup.LeftColumn = 0; cellGroup.RightColumn = 1; cellGroup.Value = data.DupGroup.ToString("D4"); row.Cells["colDupGroup"] = cellGroup; string filenameOnly = data.Filename.Substring(data.Filename.LastIndexOf("\\") + 1); row.Cells["colFilename"] = new HMergedCell(); var mergedCells = (HMergedCell)row.Cells["colFilename"]; mergedCells.LeftColumn = 2; mergedCells.RightColumn = 13; mergedCells.Value = filenameOnly; int nOffset = 2; for (int j = nOffset; j < 14; j++) { row.Cells[j] = new HMergedCell(); HMergedCell pCell = (HMergedCell)row.Cells[j]; pCell.LeftColumn = 2; pCell.RightColumn = 13; pCell.Value = filenameOnly; } row.Cells["colMatchType"].Value = "SEPARATOR"; // Fill numeric data for sorting row.Cells["colItemsCount"].Value = -1; row.Cells["colFileSize"].Value = -1L; row.Cells["colCreationTime"].Value = DateTime.MinValue; return(row); }