com.intellij.ui.LightweightHint Java Examples

private LightweightHint showEditorHint(@NotNull Editor editor, String message, boolean isError) {
  final AtomicReference<LightweightHint> ref = new AtomicReference<>();

  ApplicationManager.getApplication().invokeAndWait(() -> {
    final JComponent component = isError
                                 ? HintUtil.createErrorLabel(message)
                                 : HintUtil.createInformationLabel(message);
    final LightweightHint hint = new LightweightHint(component);
    ref.set(hint);
    HintManagerImpl.getInstanceImpl().showEditorHint(
      hint, editor, HintManager.UNDER,
      HintManager.HIDE_BY_ANY_KEY | HintManager.HIDE_BY_TEXT_CHANGE | HintManager.HIDE_BY_SCROLLING | HintManager.HIDE_BY_OTHER_HINT,
      isError ? 0 : 3000, false);
  });

  return ref.get();
}
 

private void queueRevalidate(@Nullable final Runnable after) {
  queue(new AfterModelUpdate(ID.REVALIDATE) {
    @Override
    protected void after() {
      final LightweightHint hint = myPanel.getHint();
      if (hint != null) {
        myPanel.getHintContainerShowPoint().doWhenDone((Consumer<RelativePoint>)relativePoint -> {
          hint.setSize(myPanel.getPreferredSize());
          hint.setLocation(relativePoint);
          if (after != null) {
            after.run();
          }
        });
      }
      else {
        if (after != null) {
          after.run();
        }
      }
    }
  });
}
 

@Nullable
private static LightweightHint getHint(@Nonnull PsiElement element) {
  for (PreviewHintProvider hintProvider : Extensions.getExtensions(PreviewHintProvider.EP_NAME)) {
    JComponent preview;
    try {
      preview = hintProvider.getPreviewComponent(element);
    }
    catch (Exception e) {
      LOG.error(e);
      continue;
    }
    if (preview != null) {
      return new LightweightHint(preview);
    }
  }
  return null;
}
 

@Override
public LightweightHint show(@Nonnull Editor editor, @Nonnull Point p, boolean alignToRight, @Nonnull TooltipGroup group, @Nonnull HintHint hintHint) {
  myTrafficLightRenderer = (TrafficLightRenderer)((EditorMarkupModel)editor.getMarkupModel()).getErrorStripeRenderer();
  myPanel = new TrafficProgressPanel(myTrafficLightRenderer, editor, hintHint);
  repaintTooltipWindow();
  LineTooltipRenderer.correctLocation(editor, myPanel, p, alignToRight, true, myPanel.getMinWidth());
  LightweightHint hint = new LightweightHint(myPanel);

  HintManagerImpl hintManager = (HintManagerImpl)HintManager.getInstance();
  hintManager.showEditorHint(hint, editor, p,
                             HintManager.HIDE_BY_ANY_KEY | HintManager.HIDE_BY_TEXT_CHANGE | HintManager.HIDE_BY_OTHER_HINT |
                             HintManager.HIDE_BY_SCROLLING, 0, false, hintHint);
  hint.addHintListener(new HintListener() {
    @Override
    public void hintHidden(EventObject event) {
      if (myPanel == null) return; //double hide?
      myPanel = null;
      onHide.run();
    }
  });
  return hint;
}
 

private void showMessageIfNeeded() {
  if (myWarning != null) {
    myEditor.getScrollingModel().disableAnimation();
    myEditor.getScrollingModel().scrollToCaret(ScrollType.RELATIVE);
    myEditor.getScrollingModel().enableAnimation();

    LogicalPosition hintPosition = myCaret.getLogicalPosition();
    if (myWarningLocation != null) {
      LogicalPosition targetPosition = myEditor.offsetToLogicalPosition(myWarningLocation.getStartOffset());
      Point targetPoint = myEditor.logicalPositionToXY(targetPosition);
      if (myEditor.getScrollingModel().getVisibleArea().contains(targetPoint)) {
        hintPosition = targetPosition;
      }
    }
    LightweightHint hint = new LightweightHint(HintUtil.createInformationLabel(myWarning));
    Point p = HintManagerImpl.getHintPosition(hint, myEditor, hintPosition, HintManager.ABOVE);
    HintManagerImpl.getInstanceImpl().showEditorHint(hint, myEditor, p, 0, 0, false);
  }
}
 

@Override
public void hyperlinkUpdate(@Nonnull HyperlinkEvent e) {
  if (e.getEventType() != HyperlinkEvent.EventType.ACTIVATED) {
    return;
  }

  String description = e.getDescription();
  if (StringUtil.isEmpty(description) || !description.startsWith(DocumentationManagerProtocol.PSI_ELEMENT_PROTOCOL)) {
    return;
  }

  String elementName = e.getDescription().substring(DocumentationManagerProtocol.PSI_ELEMENT_PROTOCOL.length());

  DumbService.getInstance(myProject).withAlternativeResolveEnabled(() -> {
    PsiElement targetElement = myProvider.getDocumentationElementForLink(PsiManager.getInstance(myProject), elementName, myContext);
    if (targetElement != null) {
      LightweightHint hint = myHint;
      if (hint != null) {
        hint.hide(true);
      }
      DocumentationManager.getInstance(myProject).showJavaDocInfo(targetElement, myContext, null);
    }
  });
}
 

private void updateOnPsiChanges(@Nonnull LightweightHint hint, @Nonnull Info info, @Nonnull Consumer<? super String> textConsumer, @Nonnull String oldText, @Nonnull Editor editor) {
  if (!hint.isVisible()) return;
  Disposable hintDisposable = Disposable.newDisposable("CtrlMouseHandler.TooltipProvider.updateOnPsiChanges");
  hint.addHintListener(__ -> Disposer.dispose(hintDisposable));
  myProject.getMessageBus().connect(hintDisposable).subscribe(PsiModificationTracker.TOPIC, () -> ReadAction.nonBlocking(() -> {
    try {
      DocInfo newDocInfo = info.getInfo();
      return (Runnable)() -> {
        if (newDocInfo.text != null && !oldText.equals(newDocInfo.text)) {
          updateText(newDocInfo.text, textConsumer, hint, editor);
        }
      };
    }
    catch (IndexNotReadyException e) {
      showDumbModeNotification(myProject);
      return createDisposalContinuation();
    }
  }).finishOnUiThread(ModalityState.defaultModalityState(), Runnable::run).withDocumentsCommitted(myProject).expireWith(hintDisposable).expireWhen(() -> !info.isValid(editor.getDocument()))
          .coalesceBy(hint).submit(AppExecutorUtil.getAppExecutorService()));
}
 

void handleEmptyLookup(boolean awaitSecondInvocation) {
  if (isAutopopupCompletion() && ApplicationManager.getApplication().isUnitTestMode()) {
    return;
  }

  LOG.assertTrue(!isAutopopupCompletion());

  CompletionParameters parameters = getParameters();
  if (myHandler.invokedExplicitly && parameters != null) {
    LightweightHint hint = showErrorHint(getProject(), getEditor(), getNoSuggestionsMessage(parameters));
    if (awaitSecondInvocation) {
      CompletionServiceImpl.setCompletionPhase(new CompletionPhase.NoSuggestionsHint(hint, this));
      return;
    }
  }
  CompletionServiceImpl.setCompletionPhase(CompletionPhase.NoCompletion);
}
 

private LightweightHint showEditorHint(@NotNull Editor editor, String message, boolean isError) {
  final AtomicReference<LightweightHint> ref = new AtomicReference<>();

  ApplicationManager.getApplication().invokeAndWait(() -> {
    final JComponent component = isError
                                 ? HintUtil.createErrorLabel(message)
                                 : HintUtil.createInformationLabel(message);
    final LightweightHint hint = new LightweightHint(component);
    ref.set(hint);
    HintManagerImpl.getInstanceImpl().showEditorHint(
      hint, editor, HintManager.UNDER,
      HintManager.HIDE_BY_ANY_KEY | HintManager.HIDE_BY_TEXT_CHANGE | HintManager.HIDE_BY_SCROLLING | HintManager.HIDE_BY_OTHER_HINT,
      isError ? 0 : 3000, false);
  });

  return ref.get();
}
 

public void showTooltip(@Nonnull Editor editor,
                        @Nonnull Point p,
                        @Nonnull TooltipRenderer tooltipRenderer,
                        boolean alignToRight,
                        @Nonnull TooltipGroup group,
                        @Nonnull HintHint hintInfo) {
  if (myCurrentTooltip == null || !myCurrentTooltip.isVisible()) {
    myCurrentTooltipObject = null;
  }

  if (Comparing.equal(tooltipRenderer, myCurrentTooltipObject)) {
    IdeTooltipManager.getInstance().cancelAutoHide();
    return;
  }
  if (myCurrentTooltipGroup != null && group.compareTo(myCurrentTooltipGroup) < 0) return;

  p = new Point(p);
  hideCurrentTooltip();

  LightweightHint hint = tooltipRenderer.show(editor, p, alignToRight, group, hintInfo);

  myCurrentTooltipGroup = group;
  myCurrentTooltip = hint;
  myCurrentTooltipObject = tooltipRenderer;
}
 

@Nullable
private Rectangle getHintBounds() {
  LightweightHint hint = myHint;
  if (hint == null) {
    return null;
  }
  JComponent hintComponent = hint.getComponent();
  if (!hintComponent.isShowing()) {
    return null;
  }
  return new Rectangle(hintComponent.getLocationOnScreen(), hintComponent.getSize());
}
 

private void showReferences(Editor editor, List<PsiElement2UsageTargetAdapter> targets, LogicalPosition position) {
    if (targets.isEmpty()) {
        short constraint = HintManager.ABOVE;
        int flags = HintManager.HIDE_BY_ANY_KEY | HintManager.HIDE_BY_TEXT_CHANGE | HintManager.HIDE_BY_SCROLLING;
        JLabel label = new JLabel("No references found");
        label.setBackground(new JBColor(new Color(150, 0, 0), new Color(150, 0, 0)));
        LightweightHint hint = new LightweightHint(label);
        Point p = HintManagerImpl.getHintPosition(hint, editor, position, constraint);
        HintManagerImpl.getInstanceImpl().showEditorHint(hint, editor, p, flags, 0, false,
                HintManagerImpl.createHintHint(editor, p, hint, constraint).setContentActive(false));
    } else {
        List<Usage> usages = new ArrayList<>();
        targets.forEach(ut -> {
            PsiElement elem = ut.getElement();
            usages.add(new UsageInfo2UsageAdapter(new UsageInfo(elem, -1, -1, false)));
        });

        if (editor == null) {
            return;
        }
        Project project = editor.getProject();
        if (project == null) {
            return;
        }
        UsageViewPresentation presentation = createPresentation(targets.get(0).getElement(),
                new FindUsagesOptions(editor.getProject()), false);
        UsageViewManager.getInstance(project)
                .showUsages(new UsageTarget[] { targets.get(0) }, usages.toArray(new Usage[usages.size()]),
                        presentation);
    }
}
 

private static void showEditorHint(String message, final Editor editor) {
  JComponent component = HintUtil.createInformationLabel(message);
  final LightweightHint hint = new LightweightHint(component);
  HintManagerImpl.getInstanceImpl()
          .showEditorHint(hint, editor, HintManager.UNDER, HintManager.HIDE_BY_ANY_KEY | HintManager.HIDE_BY_TEXT_CHANGE | HintManager.HIDE_BY_SCROLLING, 0,
                          false);
}
 

protected static void showHint(final Editor editor) {
  String message = FindBundle.message("select.next.occurence.not.found.message");
  final LightweightHint hint = new LightweightHint(HintUtil.createInformationLabel(message));
  HintManagerImpl.getInstanceImpl().showEditorHint(hint,
                                                   editor,
                                                   HintManager.UNDER,
                                                   HintManager.HIDE_BY_TEXT_CHANGE | HintManager.HIDE_BY_SCROLLING,
                                                   0,
                                                   false);
}
 

@Override
public void show(@Nonnull PsiElement element, @Nonnull Editor editor, @Nonnull Point point, boolean keyTriggered) {
  LightweightHint newHint = getHint(element);
  hideCurrentHintIfAny();
  if (newHint == null) {
    return;
  }

  hint = newHint;
  HintManagerImpl.getInstanceImpl().showEditorHint(newHint, editor,
                                                   getHintPosition(newHint, editor, editor.xyToLogicalPosition(point), HintManager.RIGHT_UNDER),
                                                   HINT_HIDE_FLAGS, 0, false);
}
 

public static void showReadOnlyViewWarning(Editor editor) {
  if (ApplicationManager.getApplication().isHeadlessEnvironment()) return;

  JComponent component = HintUtil.createInformationLabel("This view is read-only");
  final LightweightHint hint = new LightweightHint(component);
  HintManagerImpl.getInstanceImpl().showEditorHint(hint, editor, HintManager.UNDER,
                                                   HintManager.HIDE_BY_ANY_KEY | HintManager.HIDE_BY_TEXT_CHANGE | HintManager.HIDE_BY_SCROLLING, 0, false);
}
 

public static void showHint(@Nonnull Editor editor, @Nonnull String info, @Nullable HyperlinkListener hyperlinkListener) {
  JComponent component = HintUtil.createInformationLabel(info, hyperlinkListener, null, null);
  LightweightHint hint = new LightweightHint(component);
  HintManagerImpl.getInstanceImpl().showEditorHint(hint, editor, HintManager.UNDER,
                                                   HintManager.HIDE_BY_ANY_KEY |
                                                   HintManager.HIDE_BY_TEXT_CHANGE |
                                                   HintManager.HIDE_BY_SCROLLING,
                                                   0, false);
}
 

/**
 * Shows a query context hint under the current caret position.
 * The hint hides after a few seconds or when the user interacts with the editor
 */
private static void showQueryContextHint(Editor editor, String hintText) {
    final HintManagerImpl hintManager = HintManagerImpl.getInstanceImpl();
    final JComponent label = HintUtil.createInformationLabel(hintText);
    final LightweightHint lightweightHint = new LightweightHint(label);
    final Point hintPosition = hintManager.getHintPosition(lightweightHint, editor, HintManager.UNDER);
    hintManager.showEditorHint(lightweightHint, editor, hintPosition, 0, 2000, false, HintManager.UNDER);
}
 

public static void showDecisionEventToolTip(Editor editor, int offset, HintManagerImpl hintMgr, String msg) {
	int flags =
		HintManager.HIDE_BY_ANY_KEY|
			HintManager.HIDE_BY_TEXT_CHANGE|
			HintManager.HIDE_BY_SCROLLING;
	int timeout = 0; // default?
	JComponent infoLabel = HintUtil.createInformationLabel(msg);
	LightweightHint hint = new LightweightHint(infoLabel);
	final LogicalPosition pos = editor.offsetToLogicalPosition(offset);
	final Point p = HintManagerImpl.getHintPosition(hint, editor, pos, HintManager.ABOVE);
	hintMgr.showEditorHint(hint, editor, p, flags, timeout, false);
}
 

private void showHint(final Editor editor, final Point point, final int lineNumber) {
  final JPanel panel = new JPanel(new BorderLayout());
  panel.add(createActionsToolbar(editor, lineNumber), BorderLayout.NORTH);

  final LineData lineData = getLineData(lineNumber);
  final Editor uEditor;
  if (lineData != null && lineData.getStatus() != LineCoverage.NONE && !mySubCoverageActive) {
    final EditorFactory factory = EditorFactory.getInstance();
    final Document doc = factory.createDocument(getReport(editor, lineNumber));
    doc.setReadOnly(true);
    uEditor = factory.createEditor(doc, editor.getProject());
    panel.add(EditorFragmentComponent.createEditorFragmentComponent(uEditor, 0, doc.getLineCount(), false, false), BorderLayout.CENTER);
  } else {
    uEditor = null;
  }


  final LightweightHint hint = new LightweightHint(panel){
    @Override
    public void hide() {
      if (uEditor != null) EditorFactory.getInstance().releaseEditor(uEditor);
      super.hide();

    }
  };
  HintManagerImpl.getInstanceImpl().showEditorHint(hint, editor, point,
                                                   HintManagerImpl.HIDE_BY_ANY_KEY | HintManagerImpl.HIDE_BY_TEXT_CHANGE | HintManagerImpl.HIDE_BY_OTHER_HINT | HintManagerImpl.HIDE_BY_SCROLLING, -1, false, new HintHint(editor, point));
}
 

public void showHint(@Nonnull LightweightHint hint, @Nonnull Editor editor) {
  if (ApplicationManager.getApplication().isUnitTestMode() || editor.isDisposed()) return;
  final HintManagerImpl hintManager = HintManagerImpl.getInstanceImpl();
  short constraint = HintManager.ABOVE;
  LogicalPosition position = editor.offsetToLogicalPosition(getOffset(editor));
  Point p = HintManagerImpl.getHintPosition(hint, editor, position, constraint);
  if (p.y - hint.getComponent().getPreferredSize().height < 0) {
    constraint = HintManager.UNDER;
    p = HintManagerImpl.getHintPosition(hint, editor, position, constraint);
  }
  hintManager.showEditorHint(hint, editor, p, HintManager.HIDE_BY_ANY_KEY | HintManager.HIDE_BY_TEXT_CHANGE | HintManager.HIDE_BY_SCROLLING, 0, false,
                             HintManagerImpl.createHintHint(editor, p, hint, constraint).setContentActive(false));
}
 

public void showTooltipByMouseMove(@Nonnull final Editor editor,
                                   @Nonnull final RelativePoint point,
                                   final TooltipRenderer tooltipObject,
                                   final boolean alignToRight,
                                   @Nonnull final TooltipGroup group,
                                   @Nonnull HintHint hintHint) {
  LightweightHint currentTooltip = myCurrentTooltip;
  if (currentTooltip == null || !currentTooltip.isVisible()) {
    if (currentTooltip != null) {
      if (!IdeTooltipManager.getInstance().isQueuedToShow(currentTooltip.getCurrentIdeTooltip())) {
        myCurrentTooltipObject = null;
      }
    }
    else {
      myCurrentTooltipObject = null;
    }
  }

  if (Comparing.equal(tooltipObject, myCurrentTooltipObject)) {
    IdeTooltipManager.getInstance().cancelAutoHide();
    return;
  }
  hideCurrentTooltip();

  if (tooltipObject != null) {
    final Point p = point.getPointOn(editor.getComponent().getRootPane().getLayeredPane()).getPoint();
    if (!hintHint.isAwtTooltip()) {
      p.x += alignToRight ? -10 : 10;
    }

    Project project = editor.getProject();
    if (project != null && !project.isOpen()) return;
    if (editor.getContentComponent().isShowing()) {
      showTooltip(editor, p, tooltipObject, alignToRight, group, hintHint);
    }
  }
}
 

void clearBraceHighlighters() {
  List<RangeHighlighter> highlighters = getHighlightersList();
  for (final RangeHighlighter highlighter : highlighters) {
    highlighter.dispose();
  }
  highlighters.clear();

  LightweightHint hint = myEditor.getUserData(HINT_IN_EDITOR_KEY);
  if (hint != null) {
    hint.hide();
    myEditor.putUserData(HINT_IN_EDITOR_KEY, null);
  }
}
 

private void hideCurrentTooltip() {
  if (myCurrentTooltip != null) {
    LightweightHint currentTooltip = myCurrentTooltip;
    myCurrentTooltip = null;
    currentTooltip.hide();
    myCurrentTooltipGroup = null;
    IdeTooltipManager.getInstance().hide(null);
  }
}
 

private static LightweightHint showErrorHint(Project project, Editor editor, String text) {
  final LightweightHint[] result = {null};
  final EditorHintListener listener = (project1, hint, flags) -> result[0] = hint;
  final MessageBusConnection connection = project.getMessageBus().connect();
  connection.subscribe(EditorHintListener.TOPIC, listener);
  assert text != null;
  HintManager.getInstance().showInformationHint(editor, StringUtil.escapeXmlEntities(text), HintManager.UNDER);
  connection.disconnect();
  return result[0];
}
 

@Nullable
public static LightweightHint showEditorFragmentHint(Editor editor, TextRange range, boolean showFolding, boolean hideByAnyKey) {
  if (!(editor instanceof EditorEx)) return null;
  JRootPane rootPane = editor.getComponent().getRootPane();
  if (rootPane == null) return null;
  JLayeredPane layeredPane = rootPane.getLayeredPane();
  int lineHeight = editor.getLineHeight();
  int overhang = editor.getScrollingModel().getVisibleArea().y - editor.logicalPositionToXY(editor.offsetToLogicalPosition(range.getEndOffset())).y;
  int yRelative = overhang > 0 && overhang < lineHeight ? lineHeight - overhang + JBUIScale.scale(LINE_BORDER_THICKNESS + EMPTY_BORDER_THICKNESS) : 0;
  Point point = SwingUtilities.convertPoint(((EditorEx)editor).getScrollPane().getViewport(), -2, yRelative, layeredPane);
  return showEditorFragmentHintAt(editor, range, point.y, true, showFolding, hideByAnyKey, true, false);
}
 

void showHint(String informationHint) {
  JComponent label = HintUtil.createInformationLabel(informationHint);
  setInstance(this);
  AccessibleContextUtil.setName(label, "Expression type hint");
  HintManagerImpl hintManager = (HintManagerImpl)HintManager.getInstance();
  LightweightHint hint = new LightweightHint(label);
  hint.addHintListener(e -> ApplicationManager.getApplication().invokeLater(() -> setInstance(null)));
  Point p = hintManager.getHintPosition(hint, myEditor, HintManager.ABOVE);
  int flags = HintManager.HIDE_BY_ANY_KEY | HintManager.HIDE_BY_TEXT_CHANGE | HintManager.HIDE_BY_SCROLLING;
  hintManager.showEditorHint(hint, myEditor, p, flags, 0, false);
}
 

@Nonnull
private Pair<Point, Short> getBestPointPosition(LightweightHint hint, final PsiElement list, int offset, VisualPosition pos, short preferredPosition) {
  if (list != null) {
    TextRange range = list.getTextRange();
    TextRange rangeWithoutParens = TextRange.from(range.getStartOffset() + 1, Math.max(range.getLength() - 2, 0));
    if (!rangeWithoutParens.contains(offset)) {
      offset = offset < rangeWithoutParens.getStartOffset() ? rangeWithoutParens.getStartOffset() : rangeWithoutParens.getEndOffset();
      pos = null;
    }
  }
  if (previousOffset == offset) return Pair.create(previousBestPoint, previousBestPosition);

  final boolean isMultiline = list != null && StringUtil.containsAnyChar(list.getText(), "\n\r");
  if (pos == null) pos = EditorUtil.inlayAwareOffsetToVisualPosition(myEditor, offset);
  Pair<Point, Short> position;

  if (!isMultiline) {
    position = chooseBestHintPosition(myEditor, pos, hint, preferredPosition, false);
  }
  else {
    Point p = HintManagerImpl.getHintPosition(hint, myEditor, pos, HintManager.ABOVE);
    position = new Pair<>(p, HintManager.ABOVE);
  }
  previousBestPoint = position.getFirst();
  previousBestPosition = position.getSecond();
  previousOffset = offset;
  return position;
}
 

/**
 * Returned Point is in layered pane coordinate system.
 * Second value is a {@link HintManager.PositionFlags position flag}.
 */
static Pair<Point, Short> chooseBestHintPosition(Editor editor, VisualPosition pos, LightweightHint hint, short preferredPosition, boolean showLookupHint) {
  if (ApplicationManager.getApplication().isUnitTestMode() || ApplicationManager.getApplication().isHeadlessEnvironment()) return Pair.pair(new Point(), HintManager.DEFAULT);

  HintManagerImpl hintManager = HintManagerImpl.getInstanceImpl();
  Dimension hintSize = hint.getComponent().getPreferredSize();
  JComponent editorComponent = editor.getComponent();
  JLayeredPane layeredPane = editorComponent.getRootPane().getLayeredPane();

  Point p1;
  Point p2;
  if (showLookupHint) {
    p1 = hintManager.getHintPosition(hint, editor, HintManager.UNDER);
    p2 = hintManager.getHintPosition(hint, editor, HintManager.ABOVE);
  }
  else {
    p1 = HintManagerImpl.getHintPosition(hint, editor, pos, HintManager.UNDER);
    p2 = HintManagerImpl.getHintPosition(hint, editor, pos, HintManager.ABOVE);
  }

  boolean p1Ok = p1.y + hintSize.height < layeredPane.getHeight();
  boolean p2Ok = p2.y >= 0;

  if (!showLookupHint) {
    if (preferredPosition != HintManager.DEFAULT) {
      if (preferredPosition == HintManager.ABOVE) {
        if (p2Ok) return new Pair<>(p2, HintManager.ABOVE);
      }
      else if (preferredPosition == HintManager.UNDER) {
        if (p1Ok) return new Pair<>(p1, HintManager.UNDER);
      }
    }
  }
  if (p1Ok) return new Pair<>(p1, HintManager.UNDER);
  if (p2Ok) return new Pair<>(p2, HintManager.ABOVE);

  int underSpace = layeredPane.getHeight() - p1.y;
  int aboveSpace = p2.y;
  return aboveSpace > underSpace ? new Pair<>(new Point(p2.x, 0), HintManager.UNDER) : new Pair<>(p1, HintManager.ABOVE);
}
 

private static void showLookupEditorHint(Object[] descriptors, final Editor editor, ParameterInfoHandler handler, boolean requestFocus) {
  ParameterInfoComponent component = new ParameterInfoComponent(descriptors, editor, handler, requestFocus, false);
  component.update(false);

  final LightweightHint hint = new LightweightHint(component);
  hint.setSelectingHint(true);
  final HintManagerImpl hintManager = HintManagerImpl.getInstanceImpl();
  final Pair<Point, Short> pos = ParameterInfoController.chooseBestHintPosition(editor, null, hint, HintManager.DEFAULT, true);
  ApplicationManager.getApplication().invokeLater(() -> {
    if (!EditorActivityManager.getInstance().isVisible(editor)) return;
    hintManager.showEditorHint(hint, editor, pos.getFirst(), HintManager.HIDE_BY_ANY_KEY | HintManager.HIDE_BY_LOOKUP_ITEM_CHANGE | HintManager.UPDATE_BY_SCROLLING, 0, false, pos.getSecond());
  });
}