Dicas Delphi para Excel

Dicas Delphi para Excel

Código:


var
ExcelApp: OleVariant;

implementation

procedure TForm1.Button1Click(Sender: TObject);
const
// SheetType
xlChart = -4109;
xlWorksheet = -4167;
// WBATemplate
xlWBATWorksheet = -4167;
xlWBATChart = -4109;
// Page Setup
xlPortrait = 1;
xlLandscape = 2;
xlPaperA4 = 9;
// Format Cells
xlBottom = -4107;
xlLeft = -4131;
xlRight = -4152;
xlTop = -4160;
// Text Alignment
xlHAlignCenter = -4108;
xlVAlignCenter = -4108;
// Cell Borders
xlThick = 4;
xlThin = 2;


Código:


var
ColumnRange: OleVariant;

// Function to get the number of Rows in a Certain column

function GetLastLine(AColumn: Integer): Integer;
const
xlUp = 3;
begin
Result := ExcelApp.Range[Char(96 + AColumn) + IntToStr(65536)].end[xlUp].Rows.Row;
end;

begin
{ Start Excel }

// By using GetActiveOleObject, you use an instance of Word that’s already running,
// if there is one.
try
ExcelApp := GetActiveOleObject(‘Excel.Application’);
except
try
// If no instance of Word is running, try to Create a new Excel Object
ExcelApp := CreateOleObject(‘Excel.Application’);
except
ShowMessage(‘Cannot start Excel/Excel not installed ?’);
Exit;
end;
end;


Código:


// Add a new Workbook, Neue Arbeitsmappe öffnen
ExcelApp.Workbooks.Add(xlWBatWorkSheet);

// Open a Workbook, Arbeitsmappe öffnen
ExcelApp.Workbooks.Open(‘c:\YourFileName.xls’);

// Rename the active Sheet
ExcelApp.ActiveSheet.Name := ‘This is Sheet 1’;

// Rename
ExcelApp.Workbooks[1].WorkSheets[1].Name := ‘This is Sheet 1’;

// Insert some Text in some Cells[Row,Col]
ExcelApp.Cells[1, 1].Value := ‘SwissDelphiCenter.ch’;
ExcelApp.Cells[2, 1].Value := ‘http://www.swissdelphicenter.ch’;
ExcelApp.Cells[3, 1].Value := FormatDateTime(‘dd-mmm-yyyy’, Now);

// Setting a row of data with one call
ExcelApp.Range[‘A2’, ‘D2’].Value := VarArrayOf([1, 10, 100, 1000]);

// Setting a formula
ExcelApp.Range[‘A11’, ‘A11’].Formula := ‘=Sum(A1:A10)’;

// Change Cell Alignement
ExcelApp.Cells[2, 1].HorizontalAlignment := xlright;

// Change the Column Width.
ColumnRange := ExcelApp.Workbooks[1].WorkSheets[1].Columns;
ColumnRange.Columns[1].ColumnWidth := 20;
ColumnRange.Columns[2].ColumnWidth := 40;

// Change Rowheight / Zeilenhöhe ändern:
ExcelApp.Rows[1].RowHeight := 15.75;

// Merge cells, Zellen verbinden:
ExcelApp.Range[‘B3:D3’].Mergecells := True;

// Apply borders to cells, Zellen umrahmen:
ExcelApp.Range[‘A14:M14’].Borders.Weight := xlThick; // Think line/ Dicke Linie
ExcelApp.Range[‘A14:M14’].Borders.Weight := xlThin;  // Thin line Dünne Linie

// Set Bold Font in cells, Fettdruck in den Zellen

ExcelApp.Range[‘B16:M26’].Font.Bold := True;

// Set Font Size, Schriftgröße setzen
ExcelApp.Range[‘B16:M26’].Font.Size := 12;

//right-aligned Text, rechtsbündige Textausrichtung
ExcelApp.Cells[9, 6].HorizontalAlignment := xlright;

// horizontal-aligned text, horizontale Zentrierung
ExcelApp.Range[‘B14:M26’].HorizontalAlignment := xlHAlignCenter;

// left-aligned Text, vertikale Zentrierung
ExcelApp.Range[‘B14:M26’].VerticallyAlignment := xlVAlignCenter;


Código:


ExcelApp.ActiveSheet.PageSetup.Orientation := xlLandscape;

// Left, Right Margin (Seitenränder)
ExcelApp.ActiveSheet.PageSetup.LeftMargin  := 35;
ExcelApp.ActiveSheet.PageSetup.RightMargin := -15;

// Set Footer Margin
ExcelApp.ActiveSheet.PageSetup.FooterMargin := ExcelApp.InchesToPoints(0);

// Fit to X page(s) wide by Y tall
ExcelApp.ActiveSheet.PageSetup.FitToPagesWide := 1;  // Y
ExcelApp.ActiveSheet.PageSetup.FitToPagesTall := 3; // Y

// Zoom
ExcelApp.ActiveSheet.PageSetup.Zoom := 95;

// Set Paper Size:
ExcelApp.PageSetup.PaperSize := xlPaperA4;

// Show/Hide Gridlines:
ExcelApp.ActiveWindow.DisplayGridlines := False;

// Set Black & White
ExcelApp.ActiveSheet.PageSetup.BlackAndWhite := False;

// footers
ExcelApp.ActiveSheet.PageSetup.RightFooter := ‘Right Footer / Rechte Fußzeile’;
ExcelApp.ActiveSheet.PageSetup.LeftFooter  := ‘Left Footer / Linke Fußzeile’;

// Show Excel Version:
ShowMessage(Format(‘Excel Version %s: ‘, [ExcelApp.Version]));

// Show Excel:
ExcelApp.Visible := True;

// Save the Workbook
ExcelApp.SaveAs(‘c:\filename.xls’);

// Save the active Workbook:
ExcelApp.ActiveWorkBook.SaveAs(‘c:\filename.xls’);

end;

procedure TForm1.FormDestroy(Sender: TObject);
begin
// Quit Excel
if not VarIsEmpty(ExcelApp) then
begin
ExcelApp.DisplayAlerts := False;  // Discard unsaved files….
ExcelApp.Quit;
end;
end;