registerunit.pas

三层的通用架构

unit RegisterUnit;

interface

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

type
  TRegisterForm = class(TForm)
    Label1: TLabel;
    Edit1: TEdit;
    Label2: TLabel;
    Bevel1: TBevel;
    Button1: TButton;
    Button2: TButton;
    Memo1: TMemo;
    Label3: TLabel;
    Memo2: TMemo;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Edit1Change(Sender: TObject);
    procedure FormCreate(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  RegisterForm: TRegisterForm;

implementation

uses MainUnit;

{$R *.dfm}

procedure TRegisterForm.Button1Click(Sender: TObject);
begin
  TheMainForm.SetRegisterString(Trim(Edit1.Text), Trim(Memo1.Text));
  Close;
end;

procedure TRegisterForm.Button2Click(Sender: TObject);
begin
  Close;
end;

procedure TRegisterForm.Edit1Change(Sender: TObject);
begin
  if not Button1.Enabled and (TEdit(Sender).Text <> '') then
    Button1.Enabled := True
  else
    if TEdit(Sender).Text = '' then
      Button1.Enabled := False;
end;

procedure TRegisterForm.FormCreate(Sender: TObject);
begin
  Caption := '注册' + Application.Title;
  Icon.Assign(Application.Icon);
end;

end.