pascal/lazarus-ccr
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Handle ID_CONTINUE inside some tags.

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git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@2757 8e941d3f-bd1b-0410-a28a-d453659cc2b4
This commit is contained in:
joshy
2013-07-02 15:07:43 +00:00
parent eb63b9a138
commit a624b7f671
1 changed files with 30 additions and 6 deletions
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36
components/fpspreadsheet/xlsbiff8.pas
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@@ -1385,6 +1385,9 @@ var
i: Integer;
j: SizeUInt;
lLen: SizeInt;
RecordType: WORD;
RecordSize: WORD;
C: char;
begin
StringFlags:=AStream.ReadByte;
Dec(PendingRecordSize);
@@ -1412,22 +1415,43 @@ begin
Result:=WideStringLEToN(Result);
end else begin
//String is 1 byte per char, this is UTF-16 with the high byte ommited because it is zero
// so decompress and then convert
if ALength > PendingRecordSize then lLen := PendingRecordSize
else lLen := ALength;
//so decompress and then convert
lLen:=ALength;
SetLength(DecomprStrValue, lLen);
for i := 1 to lLen do
begin
DecomprStrValue[i] := WideChar(AStream.ReadByte());
C:=WideChar(AStream.ReadByte());
DecomprStrValue[i] := C;
Dec(PendingRecordSize);
if (PendingRecordSize<=0) and (i<lLen) then begin
//A CONTINUE may happend here
RecordType := WordLEToN(AStream.ReadWord);
RecordSize := WordLEToN(AStream.ReadWord);
if RecordType<>INT_EXCEL_ID_CONTINUE then begin
Raise Exception.Create('[TsSpreadBIFF8Reader.ReadWideString] Expected CONTINUE record not found.');
end else begin
PendingRecordSize:=RecordSize;
DecomprStrValue:=copy(DecomprStrValue,1,i)+ReadWideString(AStream,ALength-i);
break;
end;
end;
end;
Dec(PendingRecordSize, lLen);
Result := DecomprStrValue;
end;
if StringFlags and 8 = 8 then begin
//Rich string (This only happend in BIFF8)
for j := 1 to RunsCounter do begin
if (PendingRecordSize<=0) then begin
//A CONTINUE may happend here
RecordType := WordLEToN(AStream.ReadWord);
RecordSize := WordLEToN(AStream.ReadWord);
if RecordType<>INT_EXCEL_ID_CONTINUE then begin
Raise Exception.Create('[TsSpreadBIFF8Reader.ReadWideString] Expected CONTINUE record not found.');
end else begin
PendingRecordSize:=RecordSize;
end;
end;
AStream.ReadWord;
AStream.ReadWord;
dec(PendingRecordSize,2*2);