login.pas

来自「著名的SecureBlackBox控件完整源码」· PAS 代码 · 共 46 行

unit login;

interface

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

type
  TfrmLogin = class(TForm)
    edLogin: TEdit;
    edPassword: TEdit;
    lLogin: TLabel;
    lPassword: TLabel;
    btOk: TButton;
    btCancel: TButton;
    procedure btOkClick(Sender: TObject);
    procedure btCancelClick(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  frmLogin: TfrmLogin;

implementation

{$R *.dfm}

procedure TfrmLogin.btOkClick(Sender: TObject);
begin
  if edLogin.Text = '' then
    ShowMessage('Empty login isn''t correct')
  else
    ModalResult := 1;
end;

procedure TfrmLogin.btCancelClick(Sender: TObject);
begin
  ModalResult := -1;
end;

end.