<android.support.v7.widget.RecyclerView
  android:id="@+id/plan_recycler"
  android:layout_width="match_parent"
  android:layout_height="wrap_content"/>

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
 android:orientation="vertical" android:layout_width="wrap_content"
 android:layout_height="match_parent"
 android:padding="@dimen/dimen_20dp">
 <ImageView android:id="@+id/img_icon"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:layout_gravity="center_horizontal"
  android:src="@drawable/bbs_plan_mofa"/>
 <TextView android:id="@+id/tv_content"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:layout_gravity="center_horizontal"
  android:layout_marginTop="@dimen/dimen_8dp"
  android:textSize="15sp"
  android:textColor="@color/color_323232"/>
</LinearLayout>

import android.content.Context;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
import com.xulu.loanmanager.R;
import java.util.List;
import butterknife.BindView;
import butterknife.ButterKnife;
/**
 * Created by LiuZhen on 2017/6/22.
 */
public class BBSPlanAdapter extends RecyclerView.Adapter<BBSPlanAdapter.MyViewHolder> {
 private List<String> list;
 private LayoutInflater mInflater;
 private Context context=null;
 private int height;
 private boolean isMeasure = false;
 private CallBack callBack;
 public BBSPlanAdapter(Context context, List<String> list, CallBack callBack) {
  this.context=context;
  this.list = list;
  mInflater = LayoutInflater.from(context);
  this.callBack = callBack;
 }
 @Override
 public MyViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
  View view = mInflater.inflate(R.layout.item_bbsdetail_plan, parent, false);
  if (!isMeasure) {
   view.measure(View.MeasureSpec.UNSPECIFIED, View.MeasureSpec.UNSPECIFIED);
   height = view.getMeasuredHeight();
   callBack.getHeight(height);
  }
  MyViewHolder holder = new MyViewHolder(view);
  return holder;
 }
 public int getHeight(){
  return height;
 }
 @Override
 public void onBindViewHolder(MyViewHolder holder, final int position) {
  holder.itemView.setOnClickListener(new View.OnClickListener() {
   @Override
   public void onClick(View v) {
    callBack.ItemClick(position);
   }
  });
 }
 @Override
 public int getItemCount() {
  return 6;
 }
 static class MyViewHolder extends RecyclerView.ViewHolder{
  @BindView(R.id.tv_content)
  TextView tv_content;
  MyViewHolder(View view){
   super(view);
   ButterKnife.bind(this,view);
  }
 }
 public interface CallBack{
  void getHeight(int height);
  void ItemClick(int position);
 }
}

private void initScrollList(){
  final RecyclerView planRecycler = (RecyclerView) headView.findViewById(R.id.plan_recycler);
  LinearLayoutManager linearLayoutManager = new LinearLayoutManager(BBSDetailActivity.this);
  linearLayoutManager.setOrientation(LinearLayoutManager.HORIZONTAL);
  planRecycler.setLayoutManager(linearLayoutManager);
  List<String> list = new ArrayList<>();
  BBSPlanAdapter adapter = new BBSPlanAdapter(BBSDetailActivity.this, list, new BBSPlanAdapter.CallBack() {
   @Override
   public void getHeight(int height) {
    ViewGroup.LayoutParams params = planRecycler.getLayoutParams();
    params.height = height;
    planRecycler.setLayoutParams(params);
   }
   @Override
   public void ItemClick(int position) {
    Toast.makeText(BBSDetailActivity.this,""+position,Toast.LENGTH_SHORT).show();
   }
  });
  planRecycler.setAdapter(adapter);
 }