public void focusGained(final FocusEvent e) {
   if (e.getOppositeComponent() == null && shouldFocusEditor) {
     shouldFocusEditor = false;
     ToolWindowManager.getInstance(myPanel.getProject()).activateEditorComponent();
     return;
   }
   myPanel.updateItems();
   final List<NavBarItem> items = myPanel.getItems();
   if (!myPanel.isInFloatingMode() && items.size() > 0) {
     myPanel.setContextComponent(items.get(items.size() - 1));
   } else {
     myPanel.setContextComponent(null);
   }
 }
  public void focusLost(final FocusEvent e) {
    if (myPanel.getProject().isDisposed()) {
      myPanel.setContextComponent(null);
      myPanel.hideHint();
      return;
    }
    final DialogWrapper dialog = DialogWrapper.findInstance(e.getOppositeComponent());
    shouldFocusEditor = dialog != null;
    if (dialog != null) {
      Disposer.register(
          dialog.getDisposable(),
          new Disposable() {
            @Override
            public void dispose() {
              if (dialog.getExitCode() == DialogWrapper.CANCEL_EXIT_CODE) {
                shouldFocusEditor = false;
              }
            }
          });
    }

    // required invokeLater since in current call sequence KeyboardFocusManager is not initialized
    // yet
    // but future focused component
    //noinspection SSBasedInspection
    SwingUtilities.invokeLater(
        new Runnable() {
          public void run() {
            processFocusLost(e);
          }
        });
  }
  private void processFocusLost(FocusEvent e) {
    final Component opposite = e.getOppositeComponent();

    if (myPanel.isInFloatingMode()
        && opposite != null
        && DialogWrapper.findInstance(opposite) != null) {
      myPanel.hideHint();
      return;
    }

    final boolean nodePopupInactive = !myPanel.isNodePopupActive();
    boolean childPopupInactive = !JBPopupFactory.getInstance().isChildPopupFocused(myPanel);
    if (nodePopupInactive && childPopupInactive) {
      if (opposite != null
          && opposite != myPanel
          && !myPanel.isAncestorOf(opposite)
          && !e.isTemporary()) {
        myPanel.setContextComponent(null);
        myPanel.hideHint();
      }
    }

    myPanel.updateItems();
  }