比如 1/3的比例
@NonNull
@Override
public ViewHolder onCreateViewHolder(@NonNull ViewGroup viewGroup, int i) {
View view=LayoutInflater.from(mContext).inflate(R.layout.hot_show_recycle_item,viewGroup,false);
DisplayMetrics metrics = mContext.getResources().getDisplayMetrics();
int widthPixels = metrics.widthPixels;
ViewGroup.LayoutParams layoutParams = view.getLayoutParams();
layoutParams.width=widthPixels/3;
ViewHolder viewHolder=new ViewHolder(view);
return viewHolder;
}