[NumLock]

Unit1.rc:

Код:

ComboBox RCDATA "Unit1.txt"

Код:

var
  ResourceStream: TResourceStream;
begin
  ResourceStream:=TResourceStream.Create(HInstance, 'ComboBox', RT_RCDATA);
  try
    ComboBox1.Items.Text:=PChar(ResourceStream.Memory);
  finally
    ResourceStream.Free;
  end;
end;