MergeDuplicateEdges
(
Microsoft.Office.Interop.Excel.Workbook workbook,
Boolean countDuplicateEdges,
Boolean deleteDuplicateEdges,
String thirdColumnNameForDuplicateDetection
)
{
Debug.Assert(workbook != null);
AssertValid();
ListObject oEdgeTable;
if (TryGetEdgeTable(workbook, out oEdgeTable))
{
ExcelUtil.ActivateWorksheet(oEdgeTable);
// Clear AutoFiltering, which would make this code much more
// complicated.
ExcelTableUtil.ClearTableAutoFilters(oEdgeTable);
Boolean bGraphIsDirected;
Range oVertex1NameData, oVertex2NameData;
Object [,] aoVertex1NameValues, aoVertex2NameValues,
aoThirdColumnValues;
if (TryGetInformationFromEdgeTable(workbook, oEdgeTable,
thirdColumnNameForDuplicateDetection,
out bGraphIsDirected,
out oVertex1NameData, out aoVertex1NameValues,
out oVertex2NameData, out aoVertex2NameValues,
out aoThirdColumnValues
))
{
if (countDuplicateEdges)
{
CountDuplicateEdges(oEdgeTable, aoVertex1NameValues,
aoVertex2NameValues, aoThirdColumnValues,
bGraphIsDirected);
}
if (deleteDuplicateEdges)
{
DeleteDuplicateEdges(oEdgeTable, aoVertex1NameValues,
aoVertex2NameValues, aoThirdColumnValues,
bGraphIsDirected);
}
}
}
}
WriteGraphMetricColumnsToWorkbook
(
GraphMetricColumn [] graphMetricColumns,
Microsoft.Office.Interop.Excel.Workbook workbook
)
{
Debug.Assert(graphMetricColumns != null);
Debug.Assert(workbook != null);
AssertValid();
// Clear any worksheets that must be cleared before anything else is
// done.
ClearWorksheets(graphMetricColumns, workbook);
// (Note: Don't sort grapMetricColumns by worksheet name/table name in
// an effort to minimize worksheet switches in the code below. That
// would interfere with the column order specified by the
// IGraphMetricCalculator2 implementations.
// Create a dictionary of tables that have been written to. The key is
// the worksheet name + table name, and the value is a WrittenTableInfo
// object that contains information about the table.
Dictionary <String, WrittenTableInfo> oWrittenTables =
new Dictionary <String, WrittenTableInfo>();
// Loop through the columns.
String sCurrentWorksheetPlusTable = String.Empty;
ListObject oTable = null;
foreach (GraphMetricColumn oGraphMetricColumn in graphMetricColumns)
{
String sThisWorksheetPlusTable = oGraphMetricColumn.WorksheetName
+ oGraphMetricColumn.TableName;
if (sThisWorksheetPlusTable != sCurrentWorksheetPlusTable)
{
// This is a different table. Get its ListObject.
if (!TryGetTable(workbook, oGraphMetricColumn, out oTable))
{
continue;
}
sCurrentWorksheetPlusTable = sThisWorksheetPlusTable;
}
WrittenTableInfo oWrittenTableInfo;
if (!oWrittenTables.TryGetValue(sThisWorksheetPlusTable,
out oWrittenTableInfo))
{
// Show all the table's columns. If a graph metric column
// isn't visible, it can't be written to.
ExcelHiddenColumns oExcelHiddenColumns =
ExcelColumnHider.ShowHiddenColumns(oTable);
oWrittenTableInfo = new WrittenTableInfo();
oWrittenTableInfo.Table = oTable;
oWrittenTableInfo.HiddenColumns = oExcelHiddenColumns;
oWrittenTableInfo.Cleared = false;
oWrittenTables.Add(sThisWorksheetPlusTable, oWrittenTableInfo);
}
// Apparent Excel bug: Adding a column when the header row is not
// the default row height increases the header row height. Work
// around this by saving the height and restoring it below.
Double dHeaderRowHeight = (Double)oTable.HeaderRowRange.RowHeight;
// Write the column.
Debug.Assert(oTable != null);
if (oGraphMetricColumn is GraphMetricColumnWithID)
{
WriteGraphMetricColumnWithIDToWorkbook(
(GraphMetricColumnWithID)oGraphMetricColumn, oTable);
}
else if (oGraphMetricColumn is GraphMetricColumnOrdered)
{
if (!oWrittenTableInfo.Cleared)
{
// GraphMetricColumnOrdered columns require that the table
// be cleared before any graph metric values are written to
// it.
ExcelTableUtil.ClearTable(oTable);
oWrittenTableInfo.Cleared = true;
// Clear AutoFiltering, which interferes with writing an
// ordered list to the column.
ExcelTableUtil.ClearTableAutoFilters(oTable);
}
WriteGraphMetricColumnOrderedToWorkbook(
(GraphMetricColumnOrdered)oGraphMetricColumn, oTable);
}
else
{
Debug.Assert(false);
}
oTable.HeaderRowRange.RowHeight = dHeaderRowHeight;
}
// Restore any hidden columns in the tables that were written to.
foreach (KeyValuePair <String, WrittenTableInfo> oKeyValuePair in
oWrittenTables)
{
WrittenTableInfo oWrittenTableInfo = oKeyValuePair.Value;
ExcelColumnHider.RestoreHiddenColumns(oWrittenTableInfo.Table,
oWrittenTableInfo.HiddenColumns);
}
}