RecycleView

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent" >

    <android.support.v7.widget.RecyclerView
        android:id="@+id/id_recyclerview"
        android:divider="#ffff0000"
        android:dividerHeight="10dp"
        android:layout_width="match_parent"
        android:layout_height="match_parent" />

</RelativeLayout>

 

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:background="#44ff0000"
    android:layout_height="wrap_content" >

    <TextView
        android:textSize="20dp"
        android:id="@+id/id_num"
        android:layout_width="match_parent"
        android:layout_height="80dp"
        android:gravity="center"
        android:text="1" />
</FrameLayout>

 

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:background="#44ff0000"
    android:layout_height="wrap_content" >

    <TextView
        android:textSize="20dp"
        android:id="@+id/id_num"
        android:layout_width="match_parent"
        android:layout_height="80dp"
        android:gravity="center"
        android:text="1" />
</FrameLayout>

 

package bwie.recyelerview;

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 java.util.List;

/**
 * Created by Zhengaihua on 2016/11/11.
 */
public class HomeAdapter extends RecyclerView.Adapter<HomeAdapter.MyViewHolder> {
    private Context context;
    private List<String> mDatas;

    public HomeAdapter(Context context, List<String> mDatas) {
        this.context = context;
        this.mDatas = mDatas;
    }

    @Override
    public MyViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        MyViewHolder holder = new MyViewHolder(LayoutInflater.from(
                context).inflate(R.layout.item, parent,
                false));
        return holder;
    }

    @Override
    public void onBindViewHolder(MyViewHolder holder, int position) {
        holder.tv.setText(mDatas.get(position));
    }

    @Override
    public int getItemCount() {
        return mDatas.size();
    }

    class MyViewHolder extends RecyclerView.ViewHolder {
        TextView tv;

        public MyViewHolder(View view) {
            super(view);
            tv = (TextView) view.findViewById(R.id.id_num);
        }
    }

}

 

package bwie.recyelerview;

import android.os.Bundle;
import android.support.v7.app.ActionBarActivity;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;

import java.util.ArrayList;
import java.util.List;

public class MainActivity extends ActionBarActivity {

    private RecyclerView mRecyclerView;
    private List<String> mDatas;

    private HomeAdapter mAdapter;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        initData();
        mRecyclerView = (RecyclerView) findViewById(R.id.id_recyclerview);
        /**
         * 设置 listview布局管理器
         */
        mRecyclerView.setLayoutManager(new LinearLayoutManager(this));
        /**
         * 设置适配器
         */
        mRecyclerView.setAdapter(mAdapter = new HomeAdapter(this, mDatas));
        /**
         * 添加分割线 listview
         */
        mRecyclerView.addItemDecoration(new DividerItemDecoration(this,
                DividerItemDecoration.VERTICAL_LIST));
        /**
         *  设置 gridview布局管理器 及 列数
         */
        // mRecyclerView.setLayoutManager(new GridLayoutManager(this, 3));

    }

    protected void initData() {
        mDatas = new ArrayList<String>();
        for (int i = 'A'; i < 'z'; i++) {
            mDatas.add("" + (char) i);
        }
    }


}