unit1.pas.~2~

Delphi 2005程序设计教程_实例源文件和教学课件

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    Button1: TButton;
    Edit1: TEdit;
    Edit2: TEdit;
    Label1: TLabel;
    Label2: TLabel;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}
 function GCD(i,j : integer): Integer; far; external 'myDLL.dll' ;
procedure TForm1.Button1Click(Sender: TObject);
begin
  ShowMessageFmt('%d',[GCD(StrToInt(edit1.Text ),StrToInt(edit2.text))]);
end;

end.