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 Android教程網 >> Android技術 >> 關於Android編程 >> Android——滑動監聽SwipeRefreshLayout+瀑布流Recycl+Butter自動生成

Android——滑動監聽SwipeRefreshLayout+瀑布流Recycl+Butter自動生成

編輯：關於Android編程

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);
//    }
//});
//上拉加載更多
//       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+"數據");
                }
                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{
        @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+"數據");
            }
            lv.removeFooterView(v);
            aa.notifyDataSetChanged();
        }
    }
}





    
    
    
    
        
        
        
      -->

瀑布流Recycle 
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
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); //設置分割線 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{ private ListmapList; public MyAdapter(ListmapList){ 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="utf-8"?>
<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 {
    //定義Item單擊監聽器
    public interface OnItemClickListener{
        public void OnItemClick(View item, int adapterPosition);
    }
    //定義手勢
    private GestureDetector mGestureDetector;
    private OnItemClickListener itemClickListener;

    public RecyclerViewItemListener(Context mContext,
                                    OnItemClickListener itemClickListener) {
        //初始化自定義單擊監聽器
        this.itemClickListener = itemClickListener;
        //初始手勢
        this.mGestureDetector = new GestureDetector(mContext,new GestureDetector.SimpleOnGestureListener(){
            @Override
            public boolean onSingleTapUp(MotionEvent e) {
                //必須返回true
                return true;
            }
        });
    }
    @Override
    public boolean onInterceptTouchEvent(RecyclerView rv, MotionEvent e) {
        //根據點擊位置計算對應的Item子視圖
        View cView = rv.findChildViewUnder(e.getX(),e.getY());
        if(cView!=null && itemClickListener!=null
                && mGestureDetector.onTouchEvent(e)){
            //根據子視圖放回子視圖在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="utf-8"?>
<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>

 

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