Пример #1
0
 protected PsiReference[] getReferences(final PsiMultiReference multiReference) {
   final PsiReference[] references = multiReference.getReferences();
   final List<PsiReference> hard =
       ContainerUtil.findAll(
           references,
           new Condition<PsiReference>() {
             public boolean value(final PsiReference object) {
               return !object.isSoft();
             }
           });
   if (!hard.isEmpty()) {
     return hard.toArray(new PsiReference[hard.size()]);
   }
   return references;
 }
  private static int getItemToSelect(
      LookupImpl lookup,
      List<LookupElement> items,
      boolean onExplicitAction,
      @Nullable LookupElement mostRelevant) {
    if (items.isEmpty() || lookup.getFocusDegree() == LookupImpl.FocusDegree.UNFOCUSED) {
      return 0;
    }

    if (lookup.isSelectionTouched() || !onExplicitAction) {
      final LookupElement lastSelection = lookup.getCurrentItem();
      int old = ContainerUtil.indexOfIdentity(items, lastSelection);
      if (old >= 0) {
        return old;
      }

      Object selectedValue = ((LookupImpl) lookup).getList().getSelectedValue();
      if (selectedValue instanceof EmptyLookupItem
          && ((EmptyLookupItem) selectedValue).isLoading()) {
        int index = ((LookupImpl) lookup).getList().getSelectedIndex();
        if (index >= 0 && index < items.size()) {
          return index;
        }
      }

      for (int i = 0; i < items.size(); i++) {
        String invariant = PRESENTATION_INVARIANT.get(items.get(i));
        if (invariant != null && invariant.equals(PRESENTATION_INVARIANT.get(lastSelection))) {
          return i;
        }
      }
    }

    String selectedText = lookup.getEditor().getSelectionModel().getSelectedText();
    for (int i = 0; i < items.size(); i++) {
      LookupElement item = items.get(i);
      if (isPrefixItem(lookup, item, true) && !isLiveTemplate(item)
          || item.getLookupString().equals(selectedText)) {
        return i;
      }
    }

    return Math.max(0, ContainerUtil.indexOfIdentity(items, mostRelevant));
  }