docs: public void clearShowing() {
  
          m_showing = false;
          if (m_toolTip != null) {
              m_toolTip.removeFromParent();
              m_toolTip = null;
          }
          if (m_moveHandlerRegistration != null) {
              m_moveHandlerRegistration.removeHandler();
              m_moveHandlerRegistration = null;
          }
          if (m_outHandlerRegistration != null) {
              m_outHandlerRegistration.removeHandler();
              m_outHandlerRegistration = null;
          }
          m_removeTimer = null;
      }