unit TestDfm2;

interface

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

type
  TForm2 = class(TForm)
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form2: TForm2;

implementation

{$R *.DFM}

procedure TForm2.Button1Click(Sender: TObject);
begin
  ShowMessage('Hello from Delphi!');
end;

end.

Open new project, then drop TPaxScripter, TPaxPascal, TPaxDfmConverter, 2 TButton and TMemo components on the main form and inlcude Form2 in your project.

Button1 will generate script by dfm-file which represents Form2. Memo1 will show the generated script. Button2 will show Form2 "as is":

unit TestDfm1;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  PaxDfm, StdCtrls, BASE_PARSER, PaxScripter, PaxPascal;

type
  TForm1 = class(TForm)
    PaxDfmConverter1: TPaxDfmConverter;
    Button1: TButton;
    PaxScripter1: TPaxScripter;
    PaxPascal1: TPaxPascal;
    Memo1: TMemo;
    Button2: TButton;
    Label1: TLabel;
    procedure Button1Click(Sender: TObject);
    procedure PaxScripter1AssignScript(Sender: TPaxScripter);
    procedure Button2Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.DFM}

uses
  TestDfm2,
  IMP_Controls, IMP_Graphics, IMP_StdCtrls, IMP_Forms;

procedure TForm1.Button1Click(Sender: TObject);
begin
  PaxScripter1.Run;
end;

procedure TForm1.PaxScripter1AssignScript(Sender: TPaxScripter);
var
  L: TStringList;
begin

// Create script from a dfm file

  L := TStringList.Create;
  try
    with PaxDfmConverter1.UsedUnits do
    begin
      Add('Controls');
      Add('StdCtrls');
      Add('Graphics');
      Add('Forms');
    end;

    PaxDfmConverter1.Parse('TestDfm2.dfm', L);
    PaxScripter1.AddModule('1', 'paxPascal');
    PaxScripter1.AddCode('1', L.Text);
  finally
    L.Free;
  end;

// Create script-defined instance and assign event handler

  with PaxScripter1 do
  begin
    AddCode('1', 'Form2 := TForm2.Create(nil);');
    AddCode('1', 'Form2.Caption := "Generated form";');
    AddCode('1', 'Form2.Button1.OnClick := Handler;');
    AddCode('1', 'Form2.Show();');

    AddCode('1', 'procedure Handler(Sender);');
    AddCode('1', 'begin');
    AddCode('1', '  print "Hello from paxScript!";');
    AddCode('1', 'end;');
  end;

// Show generated script

  Memo1.Lines.Text := PaxScripter1.SourceCode['1'];
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
  Form2.Caption := 'Delphi form';
  Form2.Show;
end;

end.

uses
  Controls,
  StdCtrls,
  Graphics,
  Forms;
type
  TForm2 = class(TForm)
    Button1: TButton;
    constructor Create(AOwner: TComponent);
  end;

var
  Form2: TForm2;

constructor TForm2.Create(AOwner: TComponent);
begin
  inherited;
  Button1 := TButton.Create(Self);
  Button1.Name := 'Button1';
  Button1.Parent := Self;
  Button1.Caption := '';
  with Button1 do
  begin
    Left := 64;
    Top := 48;
    Width := 75;
    Height := 25;
    Caption := 'Button1';
    TabOrder := 0;
  end;
  Left := 329;
  Top := 281;
  Width := 327;
  Height := 171;
  Caption := 'Form2';
  Color := clBtnFace;
  Font.Charset := DEFAULT_CHARSET;
  Font.Color := clWindowText;
  Font.Height := -11;
  Font.Name := 'MS Sans Serif';
  Font.Style := [];
  OldCreateOrder := False;
  PixelsPerInch := 96;
end;
Form2 := TForm2.Create(nil);
Form2.Caption := "Generated form";
Form2.Button1.OnClick := Handler;
Form2.Show();
procedure Handler(Sender);
begin
  print "Hello from paxScript!";
end;