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;
}
private boolean updateLookup() {
ApplicationManager.getApplication().assertIsDispatchThread();
if (isOutdated() || !shouldShowLookup()) return false;
boolean justShown = false;
if (!myLookup.isShown()) {
if (hideAutopopupIfMeaningless()) {
return false;
}
if (Registry.is("dump.threads.on.empty.lookup")
&& myLookup.isCalculating()
&& myLookup.getItems().isEmpty()) {
PerformanceWatcher.getInstance().dumpThreads(true);
}
if (StringUtil.isEmpty(myLookup.getAdvertisementText()) && !isAutopopupCompletion()) {
final String text = DefaultCompletionContributor.getDefaultAdvertisementText(myParameters);
if (text != null) {
myLookup.setAdvertisementText(text);
}
}
if (!myLookup.showLookup()) {
return false;
}
justShown = true;
}
myLookup.refreshUi(true, justShown);
hideAutopopupIfMeaningless();
if (justShown) {
myLookup.ensureSelectionVisible();
}
return true;
}
void scheduleAdvertising() {
if (myLookup.isAvailableToUser()) {
return;
}
final List<CompletionContributor> list = CompletionContributor.forParameters(myParameters);
for (final CompletionContributor contributor : list) {
if (myLookup.getAdvertisementText() != null) return;
if (!myLookup.isCalculating() && !myLookup.isVisible()) return;
@SuppressWarnings("deprecation")
String s = contributor.advertise(myParameters);
if (myLookup.getAdvertisementText() != null) return;
if (s != null) {
myLookup.setAdvertisementText(s);
ApplicationManager.getApplication()
.invokeLater(
new Runnable() {
@Override
public void run() {
if (isAutopopupCompletion() && !myLookup.isAvailableToUser()) {
return;
}
if (!CompletionServiceImpl.isPhase(
CompletionPhase.BgCalculation.class,
CompletionPhase.ItemsCalculated.class)) {
return;
}
if (CompletionServiceImpl.getCompletionPhase().indicator
!= CompletionProgressIndicator.this) {
return;
}
updateLookup();
}
},
myQueue.getModalityState());
return;
}
}
}
private boolean shouldShowLookup() {
if (isAutopopupCompletion() && myLookup.isCalculating()) {
return false;
}
return true;
}