Android——滑动监听SwipeRefreshLayout+瀑布流Recycl+Butter自动生成

package c.example.jreduch09; import android.os.AsyncTask; import android.os.Bundle; import android.support.v4.widget.SwipeRefreshLayout; import android.support.v7.app.AppCompatActivity; import android.view.View; import android.widget.AbsListView; import android.widget.ArrayAdapter; import android.widget.ListView; import java.util.ArrayList; import java.util.List; import c.example.jreduch09.util.RefreshLayout; public class Main4RefreshlayoutActivity extends AppCompatActivity { private RefreshLayout refreshLayout; private SwipeRefreshLayout srl; private List list; private View v; private ArrayAdapter aa; private ListView lv; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main4); lv=(ListView)findViewById(R.id.lv); // refreshLayout= (RefreshLayout)findViewById(R.id.AArticleSwipeRefresh); srl=(SwipeRefreshLayout)findViewById(R.id.srl); list=new ArrayList(); aa=new ArrayAdapter(this,android.R.layout.simple_list_item_1,list); lv.setAdapter(aa); //refreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() { // @Override // public void onRefresh() { // list.clear(); // for (int i=0;i<20;i++){ // list.add("di"+i+"xiaoxi"); // // } // aa.notifyDataSetChanged(); // refreshLayout.setRefreshing(false); // } //}); //上拉加载更多 // refreshLayout.setOnLoadListener(new RefreshLayout.OnLoadListener() { // @Override // public void onLoad() { // for (int i=0;i<20;i++){ // list.add("新增加22di22"+i+"xiaoxi"); // // } // aa.notifyDataSetChanged(); // refreshLayout.setLoading(false); // } // }); srl.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() { @Override public void onRefresh() { list.clear(); for (int a=0;a<20;a++){ list.add("刷新"+a+"数据"); } aa.notifyDataSetChanged(); srl.setRefreshing(false); } }); lv.setOnScrollListener(new AbsListView.OnScrollListener() { @Override public void onScrollStateChanged(AbsListView absListView, int i) { } @Override public void onScroll(AbsListView absListView, int i, int i1, int i2) { if (i2==0){ return; } int count =lv.getFooterViewsCount(); if(count==0){ if (i+i1==i2){ if(lv.getFooterViewsCount()==1){ return; } lv.addFooterView(v); aa.notifyDataSetChanged(); new Test().execute(); } } } }); } public class Test extends AsyncTask<Void,Void,Void>{ @Override protected Void doInBackground(Void... voids) { try { Thread.sleep(3000); } catch (InterruptedException e) { e.printStackTrace(); } return null; } @Override protected void onPostExecute(Void aVoid) { super.onPostExecute(aVoid); for (int a=0;a<20;a++){ list.add("新增"+a+"数据"); } lv.removeFooterView(v); aa.notifyDataSetChanged(); } } }

<?xml version="1.0" encoding="utf⑻"?> <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" tools:context=".Main4RefreshlayoutActivity"> <!--<c.example.jreduch09.util.RefreshLayout--> <!--android:id="@+id/AArticleSwipeRefresh"--> <!--android:layout_width="match_parent"--> <!--android:layout_height="match_parent">--> <!--<ListView--> <!--android:layout_width="match_parent"--> <!--android:layout_height="match_parent"--> <!--android:id="@+id/lv"--> <!-->--> <!--</ListView>--> <!--</c.example.jreduch09.util.RefreshLayout>--> <android.support.v4.widget.SwipeRefreshLayout android:id="@+id/srl" android:layout_width="match_parent" android:layout_height="match_parent"> <ListView android:layout_width="match_parent" android:layout_height="match_parent" android:id="@+id/lv" > </ListView></android.support.v4.widget.SwipeRefreshLayout> </RelativeLayout>

package c.example.jreduch10; import android.os.Bundle; import android.support.v7.app.AppCompatActivity; import android.support.v7.widget.RecyclerView; import android.support.v7.widget.StaggeredGridLayoutManager; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.ImageView; import android.widget.TextView; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; import butterknife.Bind; import butterknife.ButterKnife; import c.example.jreduch10.util.DividerItemDecoration; public class RecyclerActivity extends AppCompatActivity { private List<Map> list; @Bind(R.id.rv) RecyclerView rv; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_recycler); ButterKnife.bind(this); list=new ArrayList<>(); initdata(); MyAdapter myAdapter=new MyAdapter(list); //瀑布流管理器 StaggeredGridLayoutManager sgm= new StaggeredGridLayoutManager(2,StaggeredGridLayoutManager.VERTICAL); rv.setLayoutManager(sgm); rv.setAdapter(myAdapter); //设置分割线 DividerItemDecoration itemDecoration= new DividerItemDecoration(this,DividerItemDecoration.VERTICAL_LIST); rv.addItemDecoration(itemDecoration); } public void initdata(){ HashMap map=new HashMap(); map.put("img",R.mipmap.g); map.put("text","gggggg"); list.add(map); map=new HashMap(); map.put("img",R.mipmap.zyf); map.put("text","zyf"); list.add(map); map=new HashMap(); map.put("img",R.mipmap.zyfzyf); map.put("text","zyfzyf"); list.add(map); map=new HashMap(); map.put("img",R.mipmap.zyfzyfzyf); map.put("text","zyfzyfzyf"); list.add(map); list.add(map); map=new HashMap(); map.put("img",R.mipmap.zyf); map.put("text","zyf"); list.add(map); map=new HashMap(); map.put("img",R.mipmap.zyfzyf); map.put("text","zyfzyf"); list.add(map); map=new HashMap(); map.put("img",R.mipmap.zyfzyfzyf); map.put("text","zyfzyfzyf"); list.add(map); map=new HashMap(); map.put("img",R.mipmap.g); map.put("text","gggggg"); list.add(map); map=new HashMap(); map.put("img",R.mipmap.zyf); map.put("text","zyf"); list.add(map); map=new HashMap(); map.put("img",R.mipmap.zyfzyf); map.put("text","zyfzyf"); list.add(map); } public class MyAdapter extends RecyclerView.Adapter<MyViewHolder>{ private List<Map> mapList; public MyAdapter(List<Map> mapList){ this.mapList=mapList; } @Override public int getItemCount() { return mapList.size(); } @Override public MyViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { View view=LayoutInflater.from(getBaseContext()).inflate(R.layout.recycler_stag_layout,parent,false); MyViewHolder viewHolder=new MyViewHolder(view); return viewHolder; } @Override public void onBindViewHolder(MyViewHolder holder, int position) { Map map= mapList.get(position); holder.imageView.setImageResource((Integer) map.get("img")); holder.textView.setText(map.get("text").toString()); } } public class MyViewHolder extends RecyclerView.ViewHolder{ ImageView imageView; TextView textView; public MyViewHolder(View itemView) { super(itemView); imageView= (ImageView) itemView.findViewById(R.id.img); textView=(TextView)itemView.findViewById(R.id.tv1); } } }

<?xml version="1.0" encoding="utf⑻"?> <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" tools:context="c.example.jreduch10.RecyclerActivity"> <android.support.v7.widget.RecyclerView android:layout_width="match_parent" android:layout_height="match_parent" android:id="@+id/rv" ></android.support.v7.widget.RecyclerView> </RelativeLayout>

package c.example.jreduch10.util; import android.content.Context; import android.support.v7.widget.RecyclerView; import android.view.GestureDetector; import android.view.MotionEvent; import android.view.View; public class RecyclerViewItemListener implements RecyclerView.OnItemTouchListener { //定义Item单击监听器 public interface OnItemClickListener{ public void OnItemClick(View item, int adapterPosition); } //定义手势 private GestureDetector mGestureDetector; private OnItemClickListener itemClickListener; public RecyclerViewItemListener(Context mContext, OnItemClickListener itemClickListener) { //初始化自定义单击监听器 this.itemClickListener = itemClickListener; //初始手势 this.mGestureDetector = new GestureDetector(mContext,new GestureDetector.SimpleOnGestureListener(){ @Override public boolean onSingleTapUp(MotionEvent e) { //必须返回true return true; } }); } @Override public boolean onInterceptTouchEvent(RecyclerView rv, MotionEvent e) { //根据点击位置计算对应的Item子视图 View cView = rv.findChildViewUnder(e.getX(),e.getY()); if(cView!=null && itemClickListener!=null && mGestureDetector.onTouchEvent(e)){ //根据子视图放回子视图在RecyclerView adapter中的位置 int position =rv.getChildAdapterPosition(cView); itemClickListener.OnItemClick(cView,position); return true; } return false; } @Override public void onTouchEvent(RecyclerView rv, MotionEvent e) { } @Override public void onRequestDisallowInterceptTouchEvent(boolean disallowIntercept) { } }

package c.example.jreduch10; import android.os.Bundle; import android.support.v7.app.AppCompatActivity; import android.view.View; import android.widget.TextView; import butterknife.Bind; import butterknife.ButterKnife; import butterknife.OnClick; public class ButterActivity extends AppCompatActivity { @Bind(R.id.tv1) TextView tv1; @Bind(R.id.tv2) TextView tv2; @Bind(R.id.tv3) TextView tv3; @Bind(R.id.tv4) TextView tv4; @Bind(R.id.tv5) TextView tv5; //@BindView(R.id.tv1)TextView tv1; // @BindView(R.id.tv2)TextView tv2; // @BindView(R.id.tv3)TextView tv3; // @BindView(R.id.tv4)TextView tv4; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_butter); ButterKnife.bind(this); // ButterKnife.bind(this); tv1.setText("1111"); } @OnClick(R.id.tv1) public void onClick() { tv2.setText("22222"); } @OnClick({R.id.tv4, R.id.tv5}) public void onClick(View view) { switch (view.getId()) { case R.id.tv4: tv4.setText("44444"); break; case R.id.tv5: tv5.setText("55555"); break; } tv3.setText("33333344444455555"); } }

<?xml version="1.0" encoding="utf⑻"?> <LinearLayout 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:orientation="vertical" tools:context="c.example.jreduch10.ButterActivity"> <TextView android:layout_width="match_parent" android:layout_height="60dp" android:id="@+id/tv1" /> <TextView android:layout_width="match_parent" android:layout_height="60dp" android:id="@+id/tv2" /> <TextView android:layout_width="match_parent" android:layout_height="60dp" android:id="@+id/tv3" /> <TextView android:layout_width="match_parent" android:layout_height="60dp" android:id="@+id/tv4" /> <TextView android:layout_width="match_parent" android:layout_height="60dp" android:id="@+id/tv5" /> </LinearLayout>