docs: public void setItemFocusEnabled(boolean enabled) {
          if (enabled != mItemFocusEnabled) {
              mItemFocusEnabled = enabled;
              Log.d(Log.SUBSYSTEM.LAYOUT, TAG, "setItemFocusEnabled(%s): item focus enabled: %b",
                      getName(), enabled);
  
              for (Widget view: getAllViews()) {
                  if (view != null) {
                      view.setFocusEnabled(enabled);
                  } else {
                      Log.w(TAG, "setItemFocusEnabled(%s): Host has no view!", getName());
                  }
              }
          }
      }