[NumLock]

Код:

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    Button1: TButton;
    ValueListEditor1: TValueListEditor;
    procedure FormCreate(Sender: TObject);
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.FormCreate(Sender: TObject);
begin
  ValueListEditor1.KeyOptions:=[]; // хотя по умолчанию и так
  ValueListEditor1.Options:=ValueListEditor1.Options-[goEditing];
end;

procedure TForm1.Button1Click(Sender: TObject);
begin
  ValueListEditor1.Values['bill']:='gates';
  ValueListEditor1.Values['steven']:='ballmer';
  ValueListEditor1.Options:=ValueListEditor1.Options+[goEditing];
end;

end.