unit PolynomialUnit; {$mode objfpc}{$H+} interface uses Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs, StdCtrls, contexthelpunit; type { TPolynomialFrm } TPolynomialFrm = class(TForm) CancelBtn: TButton; HelpBtn: TButton; OKBtn: TButton; PolyEdit: TEdit; Label1: TLabel; procedure FormShow(Sender: TObject); procedure HelpBtnClick(Sender: TObject); private { private declarations } public { public declarations } end; var PolynomialFrm: TPolynomialFrm; implementation { TPolynomialFrm } procedure TPolynomialFrm.FormShow(Sender: TObject); begin PolyEdit.Text := '1'; end; procedure TPolynomialFrm.HelpBtnClick(Sender: TObject); begin ContextHelpForm.HelpMessage((Sender as TButton).tag); end; initialization {$I polynomialunit.lrs} end.