private boolean hideAutopopupIfMeaningless() {
    if (!myLookup.isLookupDisposed()
        && isAutopopupCompletion()
        && !myLookup.isSelectionTouched()
        && !myLookup.isCalculating()) {
      myLookup.refreshUi(true);
      final List<LookupElement> items = myLookup.getItems();

      for (LookupElement item : items) {
        if (!myLookup.itemPattern(item).equals(item.getLookupString())) {
          return false;
        }

        if (item.isValid()) {
          final LookupElementPresentation presentation = new LookupElementPresentation();
          item.renderElement(presentation);
          if (StringUtil.isNotEmpty(presentation.getTailText())) {
            return false;
          }
        }
      }

      myLookup.hideLookup(false);
      LOG.assertTrue(CompletionServiceImpl.getCompletionService().getCurrentCompletion() == null);
      CompletionServiceImpl.setCompletionPhase(new CompletionPhase.EmptyAutoPopup(this));
      return true;
    }
    return false;
  }
 @Override
 public void hide() {
   hideLookup(true);
 }