SearchSuggestionRecyclerView.java 文件源码

@Override
public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {

    if (!AbstractWeakReferenceUtils.isAlive(mWeakRef)) {
        return;
    }

    outRect.left = mSpaceBetweenItems / 2;
    outRect.top = 0;
    outRect.right = mSpaceBetweenItems / 2;
    outRect.bottom = 0;

    final int position = ((RecyclerView.LayoutParams) view.getLayoutParams()).getViewAdapterPosition();
    final int total = parent.getAdapter().getItemCount();
    if (position == 0) {
        outRect.left = mSpaceOnBothEnds;
    } else if (position == total - 1) {
        outRect.right = mSpaceOnBothEnds;
    }
}