private int ExtendExternalBookBlocks(ExternalBookBlock newBlock)
{
ExternalBookBlock[] tmp = new ExternalBookBlock[_externalBookBlocks.Length + 1];
Array.Copy(_externalBookBlocks, 0, tmp, 0, _externalBookBlocks.Length);
tmp[tmp.Length - 1] = newBlock;
_externalBookBlocks = tmp;
return(_externalBookBlocks.Length - 1);
}
public String ResolveNameXText(int refIndex, int definedNameIndex, InternalWorkbook workbook)
{
int extBookIndex = _externSheetRecord.GetExtbookIndexFromRefIndex(refIndex);
int firstTabIndex = _externSheetRecord.GetFirstSheetIndexFromRefIndex(refIndex);
if (firstTabIndex == -1)
{
// The referenced sheet could not be found
throw new RuntimeException("Referenced sheet could not be found");
}
// Does it exist via the external book block?
ExternalBookBlock externalBook = _externalBookBlocks[extBookIndex];
if (externalBook._externalNameRecords.Length > definedNameIndex)
{
return(_externalBookBlocks[extBookIndex].GetNameText(definedNameIndex));
}
else if (firstTabIndex == -2)
{
// Workbook scoped name, not actually external after all
NameRecord nr = GetNameRecord(definedNameIndex);
int sheetNumber = nr.SheetNumber;
StringBuilder text = new StringBuilder();
if (sheetNumber > 0)
{
String sheetName = workbook.GetSheetName(sheetNumber - 1);
SheetNameFormatter.AppendFormat(text, sheetName);
text.Append("!");
}
text.Append(nr.NameText);
return(text.ToString());
}
else
{
throw new IndexOutOfRangeException(
"Ext Book Index relative but beyond the supported length, was " +
extBookIndex + " but maximum is " + _externalBookBlocks.Length
);
}
}
public int LinkExternalWorkbook(String name, IWorkbook externalWorkbook)
{
int extBookIndex = GetExternalWorkbookIndex(name);
if (extBookIndex != -1)
{
// Already linked!
return(extBookIndex);
}
// Create a new SupBookRecord
String[] sheetNames = new String[externalWorkbook.NumberOfSheets];
for (int sn = 0; sn < sheetNames.Length; sn++)
{
sheetNames[sn] = externalWorkbook.GetSheetName(sn);
}
//\000 is octal digit in java, but c# think it is a '\0' and two zero.
String url = "\0" + name;
ExternalBookBlock block = new ExternalBookBlock(url, sheetNames);
// Add it into the list + records
extBookIndex = ExtendExternalBookBlocks(block);
// add the created SupBookRecord before ExternSheetRecord
int idx = FindFirstRecordLocBySid(ExternSheetRecord.sid);
if (idx == -1)
{
idx = _workbookRecordList.Count;
}
_workbookRecordList.Add(idx, block.GetExternalBookRecord());
// Setup links for the sheets
for (int sn = 0; sn < sheetNames.Length; sn++)
{
_externSheetRecord.AddRef(extBookIndex, sn, sn);
}
// Report where it went
return(extBookIndex);
}
/**
* Register an external name in this workbook
*
* @param name the name to register
* @return a NameXPtg describing this name
*/
public NameXPtg AddNameXPtg(String name)
{
int extBlockIndex = -1;
ExternalBookBlock extBlock = null;
// find ExternalBlock for Add-In functions and remember its index
for (int i = 0; i < _externalBookBlocks.Length; i++)
{
SupBookRecord ebr = _externalBookBlocks[i].GetExternalBookRecord();
if (ebr.IsAddInFunctions)
{
extBlock = _externalBookBlocks[i];
extBlockIndex = i;
break;
}
}
// An ExternalBlock for Add-In functions was not found. Create a new one.
if (extBlock == null)
{
extBlock = new ExternalBookBlock();
extBlockIndex = ExtendExternalBookBlocks(extBlock);
// add the created SupBookRecord before ExternSheetRecord
int idx = FindFirstRecordLocBySid(ExternSheetRecord.sid);
_workbookRecordList.Add(idx, extBlock.GetExternalBookRecord());
// register the SupBookRecord in the ExternSheetRecord
// -2 means that the scope of this name is Workbook and the reference applies to the entire workbook.
_externSheetRecord.AddRef(_externalBookBlocks.Length - 1, -2, -2);
}
// create a ExternalNameRecord that will describe this name
ExternalNameRecord extNameRecord = new ExternalNameRecord();
extNameRecord.Text = (name);
// The docs don't explain why Excel set the formula to #REF!
extNameRecord.SetParsedExpression(new Ptg[] { ErrPtg.REF_INVALID });
int nameIndex = extBlock.AddExternalName(extNameRecord);
int supLinkIndex = 0;
// find the posistion of the Add-In SupBookRecord in the workbook stream,
// the created ExternalNameRecord will be appended to it
for (IEnumerator iterator = _workbookRecordList.GetEnumerator(); iterator.MoveNext(); supLinkIndex++)
{
Record record = (Record)iterator.Current;
if (record is SupBookRecord)
{
if (((SupBookRecord)record).IsAddInFunctions)
{
break;
}
}
}
int numberOfNames = extBlock.NumberOfNames;
// a new name is inserted in the end of the SupBookRecord, after the last name
_workbookRecordList.Add(supLinkIndex + numberOfNames, extNameRecord);
int fakeSheetIdx = -2; /* the scope is workbook*/
int ix = _externSheetRecord.GetRefIxForSheet(extBlockIndex, fakeSheetIdx, fakeSheetIdx);
return(new NameXPtg(ix, nameIndex));
}
public int LinkExternalWorkbook(String name, IWorkbook externalWorkbook)
{
int extBookIndex = GetExternalWorkbookIndex(name);
if (extBookIndex != -1)
{
// Already linked!
return extBookIndex;
}
// Create a new SupBookRecord
String[] sheetNames = new String[externalWorkbook.NumberOfSheets];
for (int sn = 0; sn < sheetNames.Length; sn++)
{
sheetNames[sn] = externalWorkbook.GetSheetName(sn);
}
//\000 is octal digit in java, but c# think it is a '\0' and two zero.
String url = "\0" + name;
ExternalBookBlock block = new ExternalBookBlock(url, sheetNames);
// Add it into the list + records
extBookIndex = ExtendExternalBookBlocks(block);
// add the created SupBookRecord before ExternSheetRecord
int idx = FindFirstRecordLocBySid(ExternSheetRecord.sid);
if (idx == -1)
{
idx = _workbookRecordList.Count;
}
_workbookRecordList.Add(idx, block.GetExternalBookRecord());
// Setup links for the sheets
for (int sn = 0; sn < sheetNames.Length; sn++)
{
_externSheetRecord.AddRef(extBookIndex, sn, sn);
}
// Report where it went
return extBookIndex;
}
/**
* Register an external name in this workbook
*
* @param name the name to register
* @return a NameXPtg describing this name
*/
public NameXPtg AddNameXPtg(String name)
{
int extBlockIndex = -1;
ExternalBookBlock extBlock = null;
// find ExternalBlock for Add-In functions and remember its index
for (int i = 0; i < _externalBookBlocks.Length; i++)
{
SupBookRecord ebr = _externalBookBlocks[i].GetExternalBookRecord();
if (ebr.IsAddInFunctions)
{
extBlock = _externalBookBlocks[i];
extBlockIndex = i;
break;
}
}
// An ExternalBlock for Add-In functions was not found. Create a new one.
if (extBlock == null)
{
extBlock = new ExternalBookBlock();
extBlockIndex = ExtendExternalBookBlocks(extBlock);
// add the created SupBookRecord before ExternSheetRecord
int idx = FindFirstRecordLocBySid(ExternSheetRecord.sid);
_workbookRecordList.Add(idx, extBlock.GetExternalBookRecord());
// register the SupBookRecord in the ExternSheetRecord
// -2 means that the scope of this name is Workbook and the reference applies to the entire workbook.
_externSheetRecord.AddRef(_externalBookBlocks.Length - 1, -2, -2);
}
// create a ExternalNameRecord that will describe this name
ExternalNameRecord extNameRecord = new ExternalNameRecord();
extNameRecord.Text = (name);
// The docs don't explain why Excel set the formula to #REF!
extNameRecord.SetParsedExpression(new Ptg[] { ErrPtg.REF_INVALID });
int nameIndex = extBlock.AddExternalName(extNameRecord);
int supLinkIndex = 0;
// find the posistion of the Add-In SupBookRecord in the workbook stream,
// the created ExternalNameRecord will be appended to it
for (IEnumerator iterator = _workbookRecordList.GetEnumerator(); iterator.MoveNext(); supLinkIndex++)
{
Record record = (Record)iterator.Current;
if (record is SupBookRecord)
{
if (((SupBookRecord)record).IsAddInFunctions) break;
}
}
int numberOfNames = extBlock.NumberOfNames;
// a new name is inserted in the end of the SupBookRecord, after the last name
_workbookRecordList.Add(supLinkIndex + numberOfNames, extNameRecord);
int fakeSheetIdx = -2; /* the scope is workbook*/
int ix = _externSheetRecord.GetRefIxForSheet(extBlockIndex, fakeSheetIdx, fakeSheetIdx);
return new NameXPtg(ix, nameIndex);
}
private int ExtendExternalBookBlocks(ExternalBookBlock newBlock)
{
ExternalBookBlock[] tmp = new ExternalBookBlock[_externalBookBlocks.Length + 1];
Array.Copy(_externalBookBlocks, 0, tmp, 0, _externalBookBlocks.Length);
tmp[tmp.Length - 1] = newBlock;
_externalBookBlocks = tmp;
return (_externalBookBlocks.Length - 1);
}