How to use

FlexboxLayoutManager

in

com.google.android.flexbox

FlexboxLayoutManager manager = new FlexboxLayoutManager(root.getContext());
manager.setFlexDirection(FlexDirection.ROW);
manager.setFlexWrap(FlexWrap.WRAP);
manager.setAlignItems(AlignItems.STRETCH);

recyclerView.setLayoutManager(new FlexboxLayoutManager(this));
recyclerView.setAdapter(adapter);
recyclerView.setItemAnimator(new FeatureAdapterDefaultAnimator(featureAnimatorController));

@Override
protected RecyclerView.LayoutManager initLayoutManger() {
  FlexboxLayoutManager manager = new FlexboxLayoutManager();
  //设置主轴排列方式
  manager.setFlexDirection(FlexDirection.ROW);
  //设置是否换行
  manager.setFlexWrap(FlexWrap.WRAP);
  manager.setAlignItems(AlignItems.STRETCH);
  return manager;
 //  return super.initLayoutManger();
}

private void createLoadersWithValidContext() {
  if (getActivity() == null) {
    return;
  }
  if (mAdapter == null) {
    mAdapter = new GalleryAdapter(this, mImageWidth, mPrevSelection);
    FlexboxLayoutManager layoutManager = new FlexboxLayoutManager(getContext());
    layoutManager.setFlexWrap(FlexWrap.WRAP);
    layoutManager.setFlexDirection(FlexDirection.ROW);
    layoutManager.setAlignItems(AlignItems.STRETCH);
    mBinding.list.setLayoutManager(layoutManager);
    mBinding.list.setAdapter(mAdapter);
    // Fetch or join current loader
    RxLoaderManager loaderManager = RxLoaderManagerCompat.get(this);
    mMediaLoader = loaderManager.create(fetchMedia(), mMediaObserver);
    mHandler.postDelayed(() -> {
      synchronized (mSync) {
        if (getActivity() != null && !mLoaded) {
          mLoading = true;
          updateState();
        }
      }
    }, 750);
  }
}