docs: public void init(ScreenLocation itsLocation, BasePanel parentScreen, Converter fieldConverter, int iDisplayFieldDesc, Map<String, Object> properties)
      {
          m_resources = null;
          BasePanel myParentScreen = parentScreen;
          while ((!(myParentScreen instanceof AppletScreen)) && (myParentScreen != null))
              myParentScreen = myParentScreen.getParentScreen();      // Always add toolbars to AppletScreen
          if (myParentScreen == null)
              myParentScreen = parentScreen;  // Only in HTML screens
  
          super.init(itsLocation, myParentScreen, fieldConverter, iDisplayFieldDesc, properties);
      }