如何在DLL实现窗体重用？

Question

如题。希望给出相应的代码（越简单越好）或相关的电子书籍或文章！
谢谢~~

Answer 1

unit Unit1;interfaceuses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, jpeg, ExtCtrls;type
  TForm1 = class(TForm)
    Button1: TButton;
    Image1: TImage;
    Label1: TLabel;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;var
  Form1: TForm1;
  procedure  ShowAboutDlg;export;
implementation{$R *.dfm}procedure ShowAboutDlg;
begin
  Form1:=TForm1.Create(Application);
  Try
      Form1.ShowModal;
       
  finally
       Form1.Free;
  end;
end;
procedure TForm1.Button1Click(Sender: TObject);
begin
close;
end;end.
//////////////////////////////////////library Project2;
uses
  SysUtils,
  Classes,
  Unit1 in 'Unit1.pas' {Form1};{$R *.res}
 exports
  ShowAboutDlg;
begin
end.