Экспорт TStringGrid в Excel

=== Экспорт TStringGrid в Excel ===
{ With OLE Automation }
uses
 ComObj;
function RefToCell(ARow, ACol: Integer): string;
begin
 Result := Chr(Ord('A') + ACol - 1) + IntToStr(ARow);
end;
function SaveAsExcelFile(AGrid: TStringGrid; ASheetName, AFileName: string): Boolean;
const
 xlWBATWorksheet = -4167;
var
 Row, Col: Integer;
 GridPrevFile: string;
 XLApp, Sheet, Data: OLEVariant;
 i, j: Integer;
begin
 // Prepare Data
 Data := VarArrayCreate([1, AGrid.RowCount, 1, AGrid.ColCount], varVariant);
 for i := 0 to AGrid.ColCount - 1 do
 for j := 0 to AGrid.RowCount - 1 do
 Data[j + 1, i + 1] := AGrid.Cells[i, j];
 // Create Excel-OLE Object
 Result := False;
 XLApp := CreateOleObject('Excel.Application');
 try
 // Hide Excel
 XLApp.Visible := False;
 // Add new Workbook
 XLApp.Workbooks.Add(xlWBatWorkSheet);
 Sheet := XLApp.Workbooks[1].WorkSheets[1];
 Sheet.Name := ASheetName;
 // Fill up the sheet
 Sheet.Range[RefToCell(1, 1), RefToCell(AGrid.RowCount,
 AGrid.ColCount)].Value := Data;
 // Save Excel Worksheet
 try
 XLApp.Workbooks[1].SaveAs(AFileName);
 Result := True;
 except
 // Error ?
 end;
 finally
 // Quit Excel
 if not VarIsEmpty(XLApp) then
 begin
 XLApp.DisplayAlerts := False;
 XLApp.Quit;
 XLAPP := Unassigned;
 Sheet := Unassigned;
 end;
 end;
end;
// Example:
procedure TForm1.Button1Click(Sender: TObject);
begin
 if SaveAsExcelFile(stringGrid1, 'My Stringgrid Data', 'c:\MyExcelFile.xls') then
 ShowMessage('StringGrid saved!');
end;
Source: Взято с сайта: http://www.swissdelphicenter.ch
ID: 01060
----
{ Without OLE }
procedure XlsWriteCellLabel(XlsStream: TStream; const ACol, ARow: Word;
 const AValue: string);
var
 L: Word;
const
 {$J+}
 CXlsLabel: array[0..5] of Word = ($204, 0, 0, 0, 0, 0);
 {$J-}
begin
 L := Length(AValue);
 CXlsLabel[1] := 8 + L;
 CXlsLabel[2] := ARow;
 CXlsLabel[3] := ACol;
 CXlsLabel[5] := L;
 XlsStream.WriteBuffer(CXlsLabel, SizeOf(CXlsLabel));
 XlsStream.WriteBuffer(Pointer(AValue)^, L);
end;
function SaveAsExcelFile(AGrid: TStringGrid; AFileName: string): Boolean;
const
 {$J+} CXlsBof: array[0..5] of Word = ($809, 8, 00, $10, 0, 0); {$J-}
 CXlsEof: array[0..1] of Word = ($0A, 00);
var
 FStream: TFileStream;
 I, J: Integer;
begin
 Result := False;
 FStream := TFileStream.Create(PChar(AFileName), fmCreate or fmOpenWrite);
 try
 CXlsBof[4] := 0;
 FStream.WriteBuffer(CXlsBof, SizeOf(CXlsBof));
 for i := 0 to AGrid.ColCount - 1 do
 for j := 0 to AGrid.RowCount - 1 do
 XlsWriteCellLabel(FStream, I, J, AGrid.cells[i, j]);
 FStream.WriteBuffer(CXlsEof, SizeOf(CXlsEof));
 Result := True;
 finally
 FStream.Free;
 end;
end;
// Example:
procedure TForm1.Button2Click(Sender: TObject);
begin
 if SaveAsExcelFile(StringGrid1, 'c:\MyExcelFile.xls') then
 ShowMessage('StringGrid saved!');
end;
Source: Взято с сайта: http://www.swissdelphicenter.ch
ID: 01061
----
{ Code by Reinhard Schatzl }
uses
 ComObj;
// Hilfsfunktion fur StringGridToExcelSheet
// Helper function for StringGridToExcelSheet
function RefToCell(RowID, ColID: Integer): string;
var
 ACount, APos: Integer;
begin
 ACount := ColID div 26;
 APos := ColID mod 26;
 if APos = 0 then
 begin
 ACount := ACount - 1;
 APos := 26;
 end;
 if ACount = 0 then
 Result := Chr(Ord('A') + ColID - 1) + IntToStr(RowID);
 if ACount = 1 then
 Result := 'A' + Chr(Ord('A') + APos - 1) + IntToStr(RowID);
 if ACount > 1 then
 Result := Chr(Ord('A') + ACount - 1) + Chr(Ord('A') + APos - 1) + IntToStr(RowID);
end;
// StringGrid Inhalt in Excel exportieren
// Export StringGrid contents to Excel
function StringGridToExcelSheet(Grid: TStringGrid; SheetName, FileName: string;
 ShowExcel: Boolean): Boolean;
const
 xlWBATWorksheet = -4167;
var
 SheetCount, SheetColCount, SheetRowCount, BookCount: Integer;
 XLApp, Sheet, Data: OLEVariant;
 I, J, N, M: Integer;
 SaveFileName: string;
begin
 // notwendige Sheetanzahl feststellen
 SheetCount := (Grid.ColCount div 256) + 1;
 if Grid.ColCount mod 256 = 0 then
 SheetCount := SheetCount - 1;
 // notwendige Bookanzahl feststellen
 BookCount := (Grid.RowCount div 65536) + 1;
 if Grid.RowCount mod 65536 = 0 then
 BookCount := BookCount - 1;
 // Create Excel-OLE Object
 Result := False;
 XLApp := CreateOleObject('Excel.Application');
 try
 // Excelsheet anzeigen
 if ShowExcel = False then
 XLApp.Visible := False
 else
 XLApp.Visible := True;
 // Workbook hinzufugen
 for M := 1 to BookCount do
 begin
 XLApp.Workbooks.Add(xlWBATWorksheet);
 // Sheets anlegen
 for N := 1 to SheetCount - 1 do
 begin
 XLApp.Worksheets.Add;
 end;
 end;
 // Sheet ColAnzahl feststellen
 if Grid.ColCount <= 256 then
 SheetColCount := Grid.ColCount
 else
 SheetColCount := 256;
 // Sheet RowAnzahl feststellen
 if Grid.RowCount <= 65536 then
 SheetRowCount := Grid.RowCount
 else
 SheetRowCount := 65536;
 // Sheets befullen
 for M := 1 to BookCount do
 begin
 for N := 1 to SheetCount do
 begin
 // Daten aus Grid holen
 Data := VarArrayCreate([1, Grid.RowCount, 1, SheetColCount], varVariant);
 for I := 0 to SheetColCount - 1 do
 begin
 for J := 0 to SheetRowCount - 1 do
 begin
 if ((I + 256 * (N - 1)) <= Grid.ColCount) and
 ((J + 65536 * (M - 1)) <= Grid.RowCount) then
 Data[J + 1, I + 1] := Grid.Cells[I + 256 * (N - 1), J + 65536 * (M - 1)];
 end;
 end;
 //-------------------------
 XLApp.Worksheets[N].Select;
 XLApp.Workbooks[M].Worksheets[N].Name := SheetName + IntToStr(N);
 // Zellen als String Formatieren
 XLApp.Workbooks[M].Worksheets[N].Range[RefToCell(1, 1),
 RefToCell(SheetRowCount, SheetColCount)].Select;
 XLApp.Selection.NumberFormat := '@';
 XLApp.Workbooks[M].Worksheets[N].Range['A1'].Select;
 // Daten dem Excelsheet ubergeben
 Sheet := XLApp.Workbooks[M].WorkSheets[N];
 Sheet.Range[RefToCell(1, 1), RefToCell(SheetRowCount, SheetColCount)].Value := Data;
 end;
 end;
 // Save Excel Worksheet
 try
 for M := 1 to BookCount do
 begin
 SaveFileName := Copy(FileName, 1,Pos('.', FileName) - 1) + IntToStr(M) +
 Copy(FileName, Pos('.', FileName),
 Length(FileName) - Pos('.', FileName) + 1);
 XLApp.Workbooks[M].SaveAs(SaveFileName);
 end;
 Result := True;
 except
 // Error ?
 end;
 finally
 // Excel Beenden
 if (not VarIsEmpty(XLApp)) and (ShowExcel = False) then
 begin
 XLApp.DisplayAlerts := False;
 XLApp.Quit;
 XLAPP := Unassigned;
 Sheet := Unassigned;
 end;
 end;
end;
// Example
procedure TForm1.Button1Click(Sender: TObject);
begin
 // StringGrid inhalt in Excel exportieren
 // Grid : stringGrid, SheetName: stringgrid Print, Pfad: c:\Test\ExcelFile.xls, Excelsheet anzeigen
 StringGridToExcelSheet(StringGrid, 'Stringgrid Print', 'c:\Test\ExcelFile.xls', True);
end;
Source: Взято с сайта: http://www.swissdelphicenter.ch
ID: 01062