ViewGroup.LayoutParams lp = holder.itemView.getLayoutParams();
if (lp != null && lp instanceof StaggeredGridLayoutManager.LayoutParams) {
StaggeredGridLayoutManager.LayoutParams p =
(StaggeredGridLayoutManager.LayoutParams) lp;
p.setFullSpan(true);
}
向大佬学习android GridLayoutManager StaggeredGridLayoutManager设置间距、占满一行及使用StaggeredGridLayoutManager时遇到的一些问题