preview.pas

文件加密发生法

unit Preview;

interface

uses
  Forms, StdCtrls, Controls, Classes;

type
  Tfrm_Preview = class(TForm)
    Label1: TLabel;
    Edit1: TEdit;
    Button1: TButton;
    Button2: TButton;
    procedure Button2Click(Sender: TObject);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  frm_Preview: Tfrm_Preview;

implementation

{$R *.DFM}
procedure Tfrm_Preview.Button2Click(Sender: TObject);
begin
  Close;
end;

procedure Tfrm_Preview.FormClose(Sender: TObject;
  var Action: TCloseAction);
begin
  Action:=caFree;
end;

end.