При чтении почты POP3 отделять Attachment и сохранять в файл

for intIndex := 0 to Pred(Msg.MessageParts.Count) do
begin
  if (Msg.MessageParts.Items[intIndex] is TIdAttachment) then
  begin //general attachment
    TIdAttachment(Msg.MessageParts.Items[intIndex]).SaveToFile(
      TIdAttachment(Msg.MessageParts.Items[intIndex]).Filename);
    TIdAttachment.Create(Msg1.MessageParts,
      TIdAttachment(Msg.MessageParts.Items[intIndex]).Filename);
  end
  else
  begin //body text
    if Msg.MessageParts.Items[intIndex] is TIdText then
    begin
      Memo1.Lines.Clear;
      Memo1.Lines.AddStrings(TIdText(Msg.MessageParts.Items[intIndex]).Body);
    end
  end;
end;