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)); }