private void setOkTextNumber() {
        if (mNeedEdit) {
            int selectedSize = mSelectedImages.size();
            int size = Math.max(mSelectedImages.size(), mMaxCount);
            mOkBtn.setText(getString(R.string.boxing_image_preview_ok_fmt, String.valueOf(selectedSize)
                    , String.valueOf(size)));
            mOkBtn.setEnabled(selectedSize > 0);
        }
    }
An Activity to show raw image by holding {@link BoxingViewFragment}.

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