Form Renginin Kullanıcının Belirlemesi

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);

var 
cRed, cGreen, cBlue: Integer; 
begin 
cRed:=Random(256); 
cGreen:=Random(256);
cBlue:=Random(256); 

Form1.Color:=RGB(cRed, cGreen, cBlue);
end;

end.