/// <summary>
/// Called by HSSFEventFactory, passes the Record to each listener associated with
/// a record.sid.
/// Exception and return value Added 2002-04-19 by Carey Sublette
/// </summary>
/// <param name="rec">The record.</param>
/// <returns>numeric user-specified result code. If zero continue Processing.</returns>
public short ProcessRecord(Record rec)
{
Object obj = records[rec.Sid];
short userCode = 0;
if (obj != null)
{
IList listeners = (IList)obj;
for (int k = 0; k < listeners.Count; k++)
{
Object listenObj = listeners[k];
if (listenObj is AbortableHSSFListener)
{
AbortableHSSFListener listener = (AbortableHSSFListener)listenObj;
userCode = listener.AbortableProcessRecord(rec);
if (userCode != 0)
{
break;
}
}
else
{
IHSSFListener listener = (IHSSFListener)listenObj;
listener.ProcessRecord(rec);
}
}
}
return(userCode);
}
/// <summary>
/// Process this record ourselves, and then
/// pass it on to our child listener
/// </summary>
/// <param name="record">The record.</param>
public void ProcessRecord(Record record)
{
// Handle it ourselves
ProcessRecordInternally(record);
// Now pass on to our child
childListener.ProcessRecord(record);
}
/// <summary>
/// Process an HSSF Record. Called when a record occurs in an HSSF file.
/// </summary>
/// <param name="record"></param>
public void ProcessRecord(Record record)
{
int thisRow;
int thisColumn;
CellValueRecordInterface[] expandedRecords = null;
if (record is CellValueRecordInterface)
{
CellValueRecordInterface valueRec = (CellValueRecordInterface)record;
thisRow = valueRec.Row;
thisColumn = valueRec.Column;
}
else
{
if (record is StringRecord)
{
//it contains only cashed result of the previous FormulaRecord evaluation
childListener.ProcessRecord(record);
return;
}
thisRow = -1;
thisColumn = -1;
switch (record.Sid)
{
// the BOFRecord can represent either the beginning of a sheet or the workbook
case BOFRecord.sid:
BOFRecord bof = (BOFRecord)record;
if (bof.Type == BOFRecordType.Workbook || bof.Type == BOFRecordType.Worksheet)
{
// Reset the row and column counts - new workbook / worksheet
ResetCounts();
}
break;
case RowRecord.sid:
RowRecord rowrec = (RowRecord)record;
//Console.WriteLine("Row " + rowrec.RowNumber + " found, first column at "
// + rowrec.GetFirstCol() + " last column at " + rowrec.GetLastCol());
// If there's a jump in rows, fire off missing row records
if (lastRowRow + 1 < rowrec.RowNumber)
{
for (int i = (lastRowRow + 1); i < rowrec.RowNumber; i++)
{
MissingRowDummyRecord dr = new MissingRowDummyRecord(i);
childListener.ProcessRecord(dr);
}
}
// Record this as the last row we saw
lastRowRow = rowrec.RowNumber;
break;
case SharedFormulaRecord.sid:
// SharedFormulaRecord occurs after the first FormulaRecord of the cell range.
// There are probably (but not always) more cell records after this
// - so don't fire off the LastCellOfRowDummyRecord yet
childListener.ProcessRecord(record);
return;
case MulBlankRecord.sid:
// These appear in the middle of the cell records, to
// specify that the next bunch are empty but styled
// Expand this out into multiple blank cells
MulBlankRecord mbr = (MulBlankRecord)record;
expandedRecords = RecordFactory.ConvertBlankRecords(mbr);
break;
case MulRKRecord.sid:
// This is multiple consecutive number cells in one record
// Exand this out into multiple regular number cells
MulRKRecord mrk = (MulRKRecord)record;
expandedRecords = RecordFactory.ConvertRKRecords(mrk);
break;
case NoteRecord.sid:
NoteRecord nrec = (NoteRecord)record;
thisRow = nrec.Row;
thisColumn = nrec.Column;
break;
default:
//Console.WriteLine(record.GetClass());
break;
}
}
// First part of expanded record handling
if (expandedRecords != null && expandedRecords.Length > 0)
{
thisRow = expandedRecords[0].Row;
thisColumn = expandedRecords[0].Column;
}
// If we're on cells, and this cell isn't in the same
// row as the last one, then fire the
// dummy end-of-row records
if (thisRow != lastCellRow && lastCellRow > -1)
{
for (int i = lastCellRow; i < thisRow; i++)
{
int cols = -1;
if (i == lastCellRow)
{
cols = lastCellColumn;
}
childListener.ProcessRecord(new LastCellOfRowDummyRecord(i, cols));
}
}
// If we've just finished with the cells, then fire the
// final dummy end-of-row record
if (lastCellRow != -1 && lastCellColumn != -1 && thisRow == -1)
{
childListener.ProcessRecord(new LastCellOfRowDummyRecord(lastCellRow, lastCellColumn));
lastCellRow = -1;
lastCellColumn = -1;
}
// If we've moved onto a new row, the ensure we re-set
// the column counter
if (thisRow != lastCellRow)
{
lastCellColumn = -1;
}
// If there's a gap in the cells, then fire
// the dummy cell records
if (lastCellColumn != thisColumn - 1)
{
for (int i = lastCellColumn + 1; i < thisColumn; i++)
{
childListener.ProcessRecord(new MissingCellDummyRecord(thisRow, i));
}
}
// Next part of expanded record handling
if (expandedRecords != null && expandedRecords.Length > 0)
{
thisColumn = expandedRecords[expandedRecords.Length - 1].Column;
}
// Update cell and row counts as needed
if (thisColumn != -1)
{
lastCellColumn = thisColumn;
lastCellRow = thisRow;
}
// Pass along the record(s)
if (expandedRecords != null && expandedRecords.Length > 0)
{
foreach (CellValueRecordInterface r in expandedRecords)
{
childListener.ProcessRecord((Record)r);
}
}
else
{
childListener.ProcessRecord(record);
}
}
