DELPHI中控制EXCEL的一个例子

unit Unit1;

interface

uses
Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
StdCtrls, ComObj;

type
TForm1 = class(TForm)
Button1: TButton;
Button2: TButton;
Button3: TButton;
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
procedure Button3Click(Sender: TObject);
private
{ Private declarations }
ExcelApp: Variant;
public

{ Public declarations }
end;

var
Form1: TForm1;

implementation

{$R *.DFM}

procedure TForm1.Button1Click(Sender: TObject);
var
Path: string;
begin
Path := ExtractFilePath(Application.exeName);
if copy(Path, length(Path) ,1) <> '/' then
Path := Path + '/';
ExcelApp := CreateOleObject('Excel.Application');
ExcelApp.WorkBooks.Open(Path+'Book2.xlt');
Button1.Enabled := False;
Button2.Enabled := True;
Button3.Enabled := True;
end;

procedure TForm1.Button2Click(Sender: TObject);
var
Path: string;
begin
try
Path := ExtractFilePath(Application.exeName);
if copy(Path, length(Path) ,1) <> '/' then
Path := Path + '/';
ExcelApp.WOrkBooks[1].SaveAs(Path+'test.xls');
finally
Button1.Enabled := True;
Button2.Enabled := False;
Button3.Enabled := False;
ExcelApp.WOrkBooks.Close;
ExcelApp.Quit;
end;
end;

procedure TForm1.Button3Click(Sender: TObject);
var
Book: Variant;
Sheet: Variant;
AfterSheet: Variant;
begin
Book := ExcelApp.WorkBooks[1];
AfterSheet := Book.WorkSheets[3];
Sheet := Book.WorkSheets.Add(EmptyParam, AfterSheet, 1);
//Sheet.move(Book.WorkSheets[4],
//Sheet := Book.WorkSheets[1];

Sheet.Activate;
ExcelApp.Cells[3,1] := 'TEST';
end;

end.