unit1.pas

来自「本光盘是《Delphi 7应用教程》一书的配套光盘」· PAS 代码 · 共 34 行

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    ButtonTimer1: TButtonTimer;
    Edit1: TEdit;
    Label1: TLabel;
    procedure ButtonTimer1Push(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.ButtonTimer1Push(Sender: TObject);
begin
  Edit1.Text :=inttostr(strtoint(Edit1.text)+1 );
end;

end.