unit Unit1; interface uses Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls; type TForm1 = class(TForm) Button1: TButton; ComboBox1: TComboBox; ColorDialog1: TColorDialog; Edit1: TEdit; procedure Button1Click(Sender: TObject); procedure ComboBox1DrawItem(Control: TWinControl; Index: Integer; Rect: TRect; State: TOwnerDrawState); private { Private declarations } public { Public declarations } end; va