unit1.~pas

本光盘是《Delphi 7应用教程》一书的配套光盘

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    GroupBox1: TGroupBox;
    Label1: TLabel;
    Edit1: TEdit;
    Label2: TLabel;
    Edit2: TEdit;
    Label3: TLabel;
    Edit3: TEdit;
    Label4: TLabel;
    Edit4: TEdit;
    Button1: TButton;
    Button2: TButton;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;
  Function MAX(x,y,z:integer):Integer;stdcall;external 'EXAM_10_1.DLL';
  Function Min(x,y,z:integer):Integer;stdcall;external 'EXAM_10_2.DLL';
implementation


{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
  Var
    x,y,z,max_v:integer;
begin
    x:=strtoint(Edit1.Text );
    y:=strtoint(edit2.Text );
    z:=strtoint(edit3.Text );
    max_v:=max(x,y,z);
    edit4.Text :=inttostr(max_v);
end;

end.