pascal/lazarus-ccr
1
0
Fork 0
Code Issues Releases Activity

fpspreadsheet: Rearrange cell comment architecture: to save memory cell comments are now stored in the worksheet's avltree "Comments". Replace cell's "CalcState" by more general "Flags" which signals that a cell contains a comment (to be extended...)

Browse Source 
git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@3943 8e941d3f-bd1b-0410-a28a-d453659cc2b4
This commit is contained in:
wp_xxyyzz
2015-02-15 11:45:08 +00:00
parent 8e7a3b741a
commit 03efde6cab
10 changed files with 451 additions and 143 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
components/fpspreadsheet/xlscommon.pas
View File

@@ -955,7 +955,7 @@ begin
try
List.Text := FIncompleteNote; // Fix line endings which are #10 in file
s := Copy(List.Text, 1, Length(List.Text) - Length(LineEnding));
FIncompleteCell^.Comment := s;
FWorksheet.WriteComment(FIncompleteCell, s);
finally
List.Free;
end;
@@ -2004,25 +2004,27 @@ var
L: Integer;
base_size: Word;
p: Integer;
comment: ansistring;
cmnt: ansistring;
List: TStringList;
comment: PsComment;
begin
Unused(ACell);
if (ACell^.Comment = '') then
comment := FWorksheet.FindComment(ACell);
if (comment = nil) or (comment^.Text = '') then
exit;
List := TStringList.Create;
try
List.Text := ConvertEncoding(ACell^.Comment, encodingUTF8, FCodePage);
comment := List[0];
List.Text := ConvertEncoding(comment^.Text, encodingUTF8, FCodePage);
cmnt := List[0];
for p := 1 to List.Count-1 do
comment := comment + #$0A + List[p];
cmnt := cmnt + #$0A + List[p];
finally
List.Free;
end;
L := Length(comment);
L := Length(cmnt);
base_size := SizeOf(rec) - 2*SizeOf(word);
// First NOTE record
@@ -2032,7 +2034,7 @@ begin
rec.TextLen := L;
rec.RecordSize := base_size + Min(L, CHUNK_SIZE);
AStream.WriteBuffer(rec, SizeOf(rec));
AStream.WriteBuffer(comment[1], Min(L, CHUNK_SIZE)); // Write text
AStream.WriteBuffer(cmnt[1], Min(L, CHUNK_SIZE)); // Write text
// If the comment text does not fit into 2048 bytes continuation records
// have to be written.
@@ -2044,7 +2046,7 @@ begin
rec.TextLen := Min(L, CHUNK_SIZE);
rec.RecordSize := base_size + rec.TextLen;
AStream.WriteBuffer(rec, SizeOf(rec));
AStream.WriteBuffer(comment[p], rec.TextLen);
AStream.WriteBuffer(cmnt[p], rec.TextLen);
dec(L, CHUNK_SIZE);
inc(p, CHUNK_SIZE);
end;