private void initViews(View view) {
        mEmptyTxt = (TextView) view.findViewById(R.id.empty_txt);
        mRecycleView = (RecyclerView) view.findViewById(R.id.media_recycleview);
        mRecycleView.setHasFixedSize(true);
        mLoadingView = (ProgressBar) view.findViewById(R.id.loading);
        initRecycleView();

        boolean isMultiImageMode = BoxingManager.getInstance().getBoxingConfig().isMultiImageMode();
        View multiImageLayout = view.findViewById(R.id.multi_picker_layout);
        multiImageLayout.setVisibility(isMultiImageMode ? View.VISIBLE : View.GONE);
        if (isMultiImageMode) {
            mPreBtn = (Button) view.findViewById(R.id.choose_preview_btn);
            mOkBtn = (Button) view.findViewById(R.id.choose_ok_btn);

            mPreBtn.setOnClickListener(this);
            mOkBtn.setOnClickListener(this);
            updateMultiPickerLayoutState(mMediaAdapter.getSelectedMedias());
        }
    }
A full implement for {@link com.bilibili.boxing.presenter.PickerContract.View} supporting all the mode
in {@link BoxingConfig.Mode}.
use this to pick the picture.

@author ChenSL
boxing-impl/src/main/java/com/bilibili/boxing_impl/ui/BoxingViewFragment.java