public GetEdgeTable ( Microsoft workbook ) : ListObject | ||
workbook | Microsoft | |
Результат | ListObject |
GetEdgeTable
(
Microsoft.Office.Interop.Excel.Workbook workbook
)
{
Debug.Assert(workbook != null);
AssertValid();
// Get the worksheet that contains edge data.
Worksheet oEdgeWorksheet;
if ( !ExcelUtil.TryGetWorksheet(workbook, WorksheetNames.Edges,
out oEdgeWorksheet) )
{
OnWorkbookFormatError( String.Format(
"The workbook must contain a worksheet named \"{0}\" that"
+ " contains edge data.\r\n\r\n{1}"
,
WorksheetNames.Edges,
ErrorUtil.GetTemplateMessage()
) );
}
// Get the table (ListObject) that contains edge data.
ListObject oEdgeTable;
if (!ExcelTableUtil.TryGetTable(oEdgeWorksheet, TableNames.Edges,
out oEdgeTable) )
{
OnWorkbookFormatError( String.Format(
"The worksheet named \"{0}\" must have a table named \"{1}\""
+ " that contains edge data.\r\n\r\n{2}"
,
WorksheetNames.Edges,
TableNames.Edges,
ErrorUtil.GetTemplateMessage()
) );
}
// Make sure the vertex name columns exist.
GetTableColumnIndex(oEdgeTable, EdgeTableColumnNames.Vertex1Name,
true);
GetTableColumnIndex(oEdgeTable, EdgeTableColumnNames.Vertex2Name,
true);
return (oEdgeTable);
}
GetRequiredTables ( Microsoft.Office.Interop.Excel.Workbook oWorkbook, out ListObject oEdgeTable, out ListObject oVertexTable ) { Debug.Assert(oWorkbook != null); AssertValid(); // Get the required table that contains edge data. GetEdgeTable() // checks for the required vertex name columns. EdgeWorksheetReader oEdgeWorksheetReader = new EdgeWorksheetReader(); oEdgeTable = oEdgeWorksheetReader.GetEdgeTable(oWorkbook); // Normally, the vertex table isn't required, but to avoid having to // create the table in code if it's missing, require it here. if (ExcelTableUtil.TryGetTable(oWorkbook, WorksheetNames.Vertices, TableNames.Vertices, out oVertexTable)) { // Make sure the vertex name column exists. ListColumn oColumn; if (!ExcelTableUtil.TryGetTableColumn(oVertexTable, VertexTableColumnNames.VertexName, out oColumn)) { oVertexTable = null; } } else { oVertexTable = null; } if (oVertexTable == null) { throw new WorkbookFormatException(String.Format( "To use this feature, there must be a worksheet named \"{0}\"" + " that contains a table named \"{1}\", and that table must" + " contain a column named \"{2}\"." + "\r\n\r\n" + "{3}" , WorksheetNames.Vertices, TableNames.Vertices, VertexTableColumnNames.VertexName, ErrorUtil.GetTemplateMessage() )); } }