private static boolean needStopFurtherEventProcessing(@NotNull AbstractPopup popup, @NotNull MouseEvent mouseEvent) {
    if (popup.isDisposed()) {
      return false;
    }
    int modifiers = mouseEvent.getModifiersEx() & (InputEvent.SHIFT_DOWN_MASK |
                                                   InputEvent.CTRL_DOWN_MASK |
                                                   InputEvent.ALT_DOWN_MASK |
                                                   InputEvent.META_DOWN_MASK);
    if (mouseEvent.getButton() != MouseEvent.BUTTON1 || modifiers != 0) { // on right mouse in most cases we can customize corresponding toolbar
      return false;
    }
    Component toggleButton = PopupUtil.getPopupToggleComponent(popup);
    Component c = mouseEvent.getComponent();
    if (toggleButton == null || c == null) {
      return false;
    }
    Point pointRelativeToButton = SwingUtilities.convertPoint(c, mouseEvent.getX(), mouseEvent.getY(), toggleButton);
    return toggleButton.contains(pointRelativeToButton);
  }
private static boolean needStopFurtherEventProcessing(@NotNull AbstractPopup popup, @NotNull MouseEvent mouseEvent)