docs: public void keyboardSupportEnabled(Activity activity, boolean enable) {
          if (getContent() != null && getContent().getChildCount() > 0) {
              if (mKeyboardUtil == null) {
                  mKeyboardUtil = new KeyboardUtil(activity, getContent().getChildAt(0));
                  mKeyboardUtil.disable();
              }
  
              if (enable) {
                  mKeyboardUtil.enable();
              } else {
                  mKeyboardUtil.disable();
              }
          }
      }