<RelativeLayoutxmlns: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"tools:context="com.zhiyuan3g.myrecycleviewone.MainActivity"><android.support.v7.widget.RecyclerViewandroid:id="@+id/recycle_view"android:layout_width="match_parent"android:layout_height="match_parent"></android.support.v7.widget.RecyclerView>
</RelativeLayout>

public class MainActivity extends AppCompatActivity {private RecyclerView recycle_view;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);//初始化控件recycle_view = (RecyclerView) findViewById(R.id.recycle_view);}
}

//创建DataBean类，存放数据
public class DataBean {public int Icon;public String name;
}

//RecycleView的适配器，要注意指定的泛型，一般我们就是类名的ViewHolder继承ViewHolder（内部已经实现了复用优化机制）
public class MyRecycleAdapter extends RecyclerView.Adapter<MyRecycleAdapter.ListViewHolder>{private Context mContext;//泛型是RecycleView所需的bean类private List<DataBean>list;//创建构造方法；一个需要接受两个参数，上下文，集合对象（包含了我们所需要的数据）public MyRecycleAdapter(Context context, List<DataBean> list) {mContext = context;this.list = list;}@Override//创建ViewHolder，并把ViewHolder返回出去public MyRecycleAdapter.ListViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {//转换一个View布局，决定了item的样子， 参数:1.上下文 2.Xml布局资源 3.为nullView view = View.inflate(mContext, R.layout.item, null);//创建一个ViewHolder对象ListViewHolder listViewHolder = new ListViewHolder(view);//把VIewHolder对象传出去return listViewHolder;}@Override//当VIewHolder和数据绑定时回调public void onBindViewHolder(MyRecycleAdapter.ListViewHolder holder, int position) {//从集合里拿对应item数据对象DataBean dataBean = list.get(position);//给Holder里面的控件对象设置数据holder.setData(dataBean);}@Override//决定RecycleView有多少条itempublic int getItemCount() {if(list!=null&&list.size()>0){return list.size();}return 0;}public class ListViewHolder extends RecyclerView.ViewHolder {private final ImageView mImageView;private final TextView mTextView;public ListViewHolder(View itemView) {super(itemView);mImageView = (ImageView) itemView.findViewById(R.id.item_iv_icon);mTextView = (TextView) itemView.findViewById(R.id.item_tv_name);}public void setData(DataBean data) {//给ImageView设置图片数据mImageView.setImageResource(data.Icon);//给TextView设置文本数据mTextView.setText(data.name);}}
}

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"android:layout_width="match_parent"android:layout_height="match_parent"><ImageViewandroid:id="@+id/item_iv_icon"android:layout_width="75dp"android:layout_height="75dp"/><TextViewandroid:layout_toRightOf="@+id/item_iv_icon"android:layout_centerVertical="true"android:id="@+id/item_tv_name"android:textSize="30sp"android:layout_width="wrap_content"android:layout_height="wrap_content"/>
</RelativeLayout>

private void LoadData(Boolean inversion,Boolean orientation){//集合对象ArrayList<DataBean>list = new ArrayList();//给Bean类放数据，最后把装好数据的Bean类放到集合里for(int i=0;i<35;i++){//创建dataBean类对象，DataBean dataBean = new DataBean();dataBean.Icon =R.drawable.jwss_img;dataBean.name = "嘉文四世"+i;//把dataBean类放入集合里list.add(dataBean);}
//创建适配器Adapter对象  参数：1.上下文2.数据加载集合MyRecycleAdapter adapter = new MyRecycleAdapter(this,list);//设置适配器recycle_view.setAdapter(adapter);//布局管理器所需参数， 上下文LinearLayoutManager linearLayoutManager= new LinearLayoutManager(this);//B.通过布局管理器，可以控制条目排列的顺序，   true反向，false正常显示linearLayoutManager.setReverseLayout(inversion);//C.shezhi RecycleView显示的方向是水平和垂直（默认）linearLayoutManager.setOrientation(orientation？LinearLayoutManager.VERTICAL:LinearLayoutManager.HORIZONTAL);//设置布局管理器，参数linearLayoutManager对象recycle_view.setLayoutManager(linearLayoutManager);
}

（4）创建GridView适配器MyRecycleGridAdapter

//提示：MyRecycleAdapter和MyRecycleGridAdapter的代码是一样的
//RecycleView的适配器，要注意指定的泛型，一般我们就是类名的ViewHolder继承ViewHolder（内部已经实现了复用优化机制）
public class MyRecycleGridAdapter extends RecyclerView.Adapter<MyRecycleGridAdapter.GridVieWHolder>{private Context mContext;//泛型是RecycleView所需的bean类private List<DataBean>list;public MyRecycleGridAdapter(Context context, List<DataBean> list) {mContext = context;this.list = list;}@Override//创建ViewHolder，并把ViewHolder返回出去public MyRecycleGridAdapter.GridVieWHolder onCreateViewHolder(ViewGroup parent, int viewType) {//转换一个View布局，决定了item的样子， 参数:1.上下文 2.Xml布局资源 3.为nullView view = View.inflate(mContext, R.layout.item_grid, null);//创建一个ViewHolder对象GridVieWHolder gridVieWHolder = new GridVieWHolder(view);//把VIewHolder对象传出去return gridVieWHolder;}@Override//当VIewHolder和数据绑定时回调public void onBindViewHolder(MyRecycleGridAdapter.GridVieWHolder holder, int position) {//从集合里拿对应item数据对象DataBean dataBean = list.get(position);//给Holder里面的控件对象设置数据holder.setData(dataBean);}@Override//决定RecycleView有多少条itempublic int getItemCount() {if(list!=null&&list.size()>0){return list.size();}return 0;}public class GridVieWHolder extends RecyclerView.ViewHolder {private final ImageView mIcon;private final TextView mTextView;public GridVieWHolder(View itemView) {super(itemView);mIcon = (ImageView)itemView.findViewById(R.id.item_grid_iv_icon);mTextView = (TextView) itemView.findViewById(R.id.item_grid_tv_name);}public void setData(DataBean data) {//给ImageView设置图片数据mIcon.setImageResource(data.icon);//给TextView设置文本数据mTextView.setText(data.name);}}
}

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"android:gravity="center"android:orientation="vertical"android:layout_width="match_parent"android:layout_height="wrap_content"><ImageViewandroid:src="@drawable/animal01"android:id="@+id/item_grid_iv_icon"android:layout_width="75dp"android:layout_height="75dp"/><TextViewandroid:layout_toRightOf="@+id/item_iv_icon"android:layout_centerVertical="true"android:id="@+id/item_grid_tv_name"android:textSize="30sp"android:layout_width="wrap_content"android:layout_height="wrap_content"/></LinearLayout>

private void GridLoadData(Boolean inversion,Boolean orientation) {//集合对象ArrayList<DataBean> list = new ArrayList<>();//给Bean类放数据，最后把装好数据的Bean类放到集合里for(int i=0;i<35;i++){//创建Bean类对象，DataBean bean = new DataBean();bean.icon = R.drawable.animal01;bean.name = "dog"+i;//把Bean类放入集合里list.add(bean);}//创建适配器Adapter对象  参数：1.上下文2.数据加载集合MyRecycleGridAdapter adapter = new MyRecycleGridAdapter(this,list);//设置适配器recyclerView.setAdapter(adapter);//布局管理器所需参数， 上下文,和要显示的列数GridLayoutManager gridLayoutManager = new GridLayoutManager(this,3);//B.通过布局管理器，可以控制条目排列的顺序，   true反向，false正常显示gridLayoutManager.setReverseLayout(inversion);//C.设置 RecycleView显示的方向是水平和垂直（默认）gridLayoutManager.setOrientation(orientation?GridLayoutManager.VERTICAL:GridLayoutManager.HORIZONTAL);//设置布局管理器，参数gridLayoutManager对象recyclerView.setLayoutManager(gridLayoutManager);}

<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android"xmlns:app="http://schemas.android.com/apk/res-auto"><item android:id="@+id/action_list"android:orderInCategory="100"android:title="list显示"app:showAsAction="never"><!--showAsAction="never"用三个点的形式显示任务栏--><menu><itemandroid:id="@+id/action_list_normal"android:orderInCategory="100"android:title="标准"app:showAsAction="never"/><itemandroid:id="@+id/action_list_reverse"android:orderInCategory="100"android:title="垂直反向"app:showAsAction="never"/><itemandroid:id="@+id/action_list_horizontal"android:orderInCategory="100"android:title="水平"app:showAsAction="never"/><itemandroid:id="@+id/action_list_horizontal_reverse"android:orderInCategory="100"android:title="水平反向"app:showAsAction="never"/></menu></item><item android:id="@+id/action_grid"android:orderInCategory="100"android:title="Grid显示"app:showAsAction="never"><!--showAsAction="never"用三个点的形式显示任务栏--><menu><itemandroid:id="@+id/action_grid_normal"android:orderInCategory="100"android:title="标准"app:showAsAction="never"/><itemandroid:id="@+id/action_grid_reverse"android:orderInCategory="100"android:title="垂直反向"app:showAsAction="never"/><itemandroid:id="@+id/action_grid_horizontal"android:orderInCategory="100"android:title="水平"app:showAsAction="never"/><itemandroid:id="@+id/action_grid_horizontal_reverse"android:orderInCategory="100"android:title="水平反向"app:showAsAction="never"/></menu></item>
</menu>

 //菜单，RecycleView各种效果的展示@Overridepublic boolean onCreateOptionsMenu(Menu menu) {//加载布局使用菜单特有方法getMenuInflater。或Inflate对象，参数：1.菜单显示布局2.固定getMenuInflater().inflate(R.menu.menu_item,menu);return super.onCreateOptionsMenu(menu);}@Override//菜单按钮点击事件的处理public boolean onOptionsItemSelected(MenuItem item) {int itemId = item.getItemId();//list标准显示if(itemId ==R.id.action_list_normal){LoadData(false,true);return true;}//list垂直显示else if(itemId ==R.id.action_list_reverse){LoadData(true,true);}//list水平显示else if(itemId ==R.id.action_list_horizontal){LoadData(false,false);}//list水平反向显示else if(itemId ==R.id.action_list_horizontal_reverse){LoadData(true,false);}//Grid标准显示if(itemId ==R.id.action_grid_normal){GridLoadData(false,true);return true;}//Grid垂直显示else if(itemId ==R.id.action_grid_reverse){GridLoadData(true,true);}//Grid水平显示else if(itemId ==R.id.action_grid_horizontal){GridLoadData(false,false);}//Grid水平反向显示else if(itemId ==R.id.action_grid_horizontal_reverse){GridLoadData(true,false);}return super.onOptionsItemSelected(item);}

MainAcitivity代码：

public class MainActivity extends AppCompatActivity {private RecyclerView recyclerView;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);recyclerView = (RecyclerView) findViewById(R.id.recycle_view);}private void LoadListData(Boolean inversion,Boolean orientation) {//集合对象ArrayList<DataBean> list = new ArrayList<>();//给Bean类放数据，最后把装好数据的Bean类放到集合里for(int i=0;i<35;i++){//创建Bean类对象，DataBean bean = new DataBean();bean.icon = R.drawable.jwss_img;bean.name = "嘉文四世"+i;//把Bean类放入集合里list.add(bean);}//创建适配器Adapter对象  参数：1.上下文2.数据加载集合MyRecycleAdapter adapter = new MyRecycleAdapter(this,list);//设置适配器recyclerView.setAdapter(adapter);//布局管理器所需参数， 上下文LinearLayoutManager linearLayoutManager = new LinearLayoutManager(this);//B.通过布局管理器，可以控制条目排列的顺序，   true反向，false正常显示linearLayoutManager.setReverseLayout(inversion);//C.设置 RecycleView显示的方向是水平和垂直（默认）linearLayoutManager.setOrientation(orientation?LinearLayoutManager.VERTICAL:LinearLayoutManager.HORIZONTAL);//设置布局管理器，参数linearLayoutManager对象recyclerView.setLayoutManager(linearLayoutManager);}private void GridLoadData(Boolean inversion,Boolean orientation) {//集合对象ArrayList<DataBean> list = new ArrayList<>();//给Bean类放数据，最后把装好数据的Bean类放到集合里for(int i=0;i<35;i++){//创建Bean类对象，DataBean bean = new DataBean();bean.icon = R.drawable.jwss_img;bean.name = "嘉文四世"+i;//把Bean类放入集合里list.add(bean);}//创建适配器Adapter对象  参数：1.上下文2.数据加载集合MyRecycleGridAdapter adapter = new MyRecycleGridAdapter(this,list);//设置适配器recyclerView.setAdapter(adapter);//布局管理器所需参数， 上下文,和要显示的列数GridLayoutManager gridLayoutManager = new GridLayoutManager(this,3);//B.通过布局管理器，可以控制条目排列的顺序，   true反向，false正常显示gridLayoutManager.setReverseLayout(inversion);//C.设置 RecycleView显示的方向是水平和垂直（默认）gridLayoutManager.setOrientation(orientation?GridLayoutManager.VERTICAL:GridLayoutManager.HORIZONTAL);//设置布局管理器，参数gridLayoutManager对象recyclerView.setLayoutManager(gridLayoutManager);}//菜单，RecycleView各种效果的展示//加载一个菜单的布局@Overridepublic boolean onCreateOptionsMenu(Menu menu) {//加载布局使用菜单特有方法getMenuInflater。或Inflate对象，参数：1.菜单显示的不就 2.固定menugetMenuInflater().inflate(R.menu.menu_main,menu);return true;}//菜单按钮点击事件的处理@Overridepublic boolean onOptionsItemSelected(MenuItem item) {int itemId = item.getItemId();//list标准显示if(itemId==R.id.action_list_normal){LoadListData(false,true);return true;}//list垂直显示else if(itemId==R.id.action_list_reverse){LoadListData(true,true);}//list水平显示else if(itemId==R.id.action_list_horizontal){LoadListData(false,false);}//list水平反向显示else if(itemId==R.id.action_grid_horizontal_reverse){LoadListData(true,false);}//Grid标准显示if(itemId ==R.id.action_grid_normal){GridLoadData(false,true);return true;}//Grid垂直显示else if(itemId ==R.id.action_grid_reverse){GridLoadData(true,true);}//Grid水平显示else if(itemId ==R.id.action_grid_horizontal){GridLoadData(false,false);}//Grid水平反向显示else if(itemId ==R.id.action_grid_horizontal_reverse){GridLoadData(true,false);}return super.onOptionsItemSelected(item);}
}