Afficher un TDataset dans MS Excel

{....}

uses DB;

{....}

private
procedure SendToExcel(aDataSet: TDataSet);

{....}


uses
ComObj, ActiveX, Excel2000; // or Excel97

procedure TForm1.SendToExcel(aDataSet: TDataSet);
var
PreviewToExcel: TExcelApplication;
RangeE: Excel2000.Range; //or RangeE: Excel97.Range
I, Row: Integer;
Bookmark: TBookmarkStr;
begin
PreviewToExcel := TExcelApplication.Create(Self);
PreviewToExcel.Connect;
PreviewToExcel.Workbooks.Add(NULL, 0);
RangeE := PreviewToExcel.ActiveCell;

for I := 0 to aDataSet.Fields.Count - 1 do
begin
RangeE.Value := aDataSet.Fields[I].DisplayLabel;
RangeE := RangeE.Next;
end;

aDataSet.DisableControls;
try
Bookmark := aDataSet.Bookmark;
try
aDataSet.First;
Row := 2;
while not aDataSet.EOF do
begin
//Write down Record As Row in msExcel
RangeE := PreviewToExcel.Range['A' + IntToStr(Row), 'A' + IntToStr(Row)];
for I := 0 to aDataSet.Fields.Count - 1 do
begin
RangeE.Value := aDataSet.Fields[I].AsString;
RangeE := RangeE.Next;
end;
aDataSet.Next;
Inc(Row);
end;
finally
aDataSet.Bookmark := Bookmark;
end;
finally
aDataSet.EnableControls;
end;

//Creating Preview from Range A1..ColumnX
//Calculating ASCII 64 (Character Before "A") With Dataset FieldsCount
//This Method can only handle range A1..Z?, if want to be excel column type
//support, exp "AA"/"IV"
RangeE := PreviewToExcel.Range['A1', chr(64 + aDataSet.Fields.Count) + IntToStr(Row -
1)];

RangeE.AutoFormat(8, NULL, NULL, NULL, NULL, NULL, NULL);
PreviewToExcel.Visible[0] := True;
PreviewToExcel.Disconnect;
end;


// Beispiel:
// Example:
procedure TForm1.Button1Click(Sender: TObject);
begin
SendToExcel(Table1);
end;
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Mise a jour29/10/2004
VisualisationVu 2374 fois
PublicInternaute zz
CategorieDelphi - Trucs et astuces - Base de donnees
Auteur de l'article
Communauté Delphi Communauté Delphi
connecté le 02/11/2011
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