Android——Tuch测试+MyView+MySwiperLayout

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本文详细介绍了Android中自定义视图进行触控测试的方法，并通过具体实现展示了如何使用MyView和MySwiperLayout来响应触控事件。同时，文中还探讨了触控事件的分发流程，包括Activity、ViewGroup及View之间的交互。

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Android——Tuch测试+MyView+MySwiperLayout

<?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.view.TextTuchActivity">
<c.example.jreduch10.view.MyView
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:id="@+id/mv"
    android:orientation="vertical"
    >
    <c.example.jreduch10.view.MySwiperLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
       android:background="#f0f405"
        >
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="vertical"
            >

            <Button
                android:layout_width="match_parent"
                android:layout_height="60dp"
                android:id="@+id/bt1"
                android:textSize="30sp"
                android:gravity="center"
                android:text="Tuch测试"
                />

        </LinearLayout>

    </c.example.jreduch10.view.MySwiperLayout>

</c.example.jreduch10.view.MyView>

</RelativeLayout>

<span style="font-size:18px;">package c.example.jreduch10.view;

import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.util.Log;
import android.view.MotionEvent;
import android.view.View;
import android.widget.Button;

import c.example.jreduch10.R;

public class TextTuchActivity extends AppCompatActivity {
private Button bt1;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_text_tuch);
        bt1=(Button)findViewById(R.id.bt1);
        bt1.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                Log.d("======","Button OnClick");
            }
        });
        bt1.setOnTouchListener(new View.OnTouchListener() {
            @Override
            public boolean onTouch(View view, MotionEvent motionEvent) {

                switch (motionEvent.getAction()) {
                    case MotionEvent.ACTION_DOWN:
                        Log.d("======", "Activity onTouchEventDOWN");
                        break;
                    case MotionEvent.ACTION_MOVE:
                        Log.d("======", "Activity  onTouchEventMOVE");
                        break;
                    case MotionEvent.ACTION_UP:
                        Log.d("======", "Activity  onTouchEventUp");
                        break;
                }
                return false;//ture不走 Log.d("======","Button OnClick");
            }
        });

    }
    //事件分发
    @Override
    public boolean dispatchTouchEvent(MotionEvent ev) {
        switch (ev.getAction()) {
            case MotionEvent.ACTION_DOWN:
                Log.d("======", "Activity dispatchTouchEventDOWN");
                break;
            case MotionEvent.ACTION_MOVE:
                Log.d("======", "Activity dispatchTouchEventMOVE");
                break;
            case MotionEvent.ACTION_UP:
                Log.d("======", "Activity dispatchTouchEventUp");
                break;

        }
        return super.dispatchTouchEvent(ev);
    }


}</span><span style="font-size:24px;">
</span>

package c.example.jreduch10.view;

import android.content.Context;
import android.support.v4.widget.SwipeRefreshLayout;
import android.util.AttributeSet;
import android.util.Log;
import android.view.MotionEvent;

/**
 * Created by 冲天之峰 on 2016/9/23.
 */
public class MySwiperLayout extends SwipeRefreshLayout {


    public MySwiperLayout(Context context) {
        super(context);
    }

    public MySwiperLayout(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    //拦截Touch监听
    @Override
    public boolean onInterceptTouchEvent(MotionEvent ev) {
        Log.d("======","Swiper onInterceptTouchEventlan 拦截");
        return super.onInterceptTouchEvent(ev);
    }

    //事件分发
    @Override
    public boolean dispatchTouchEvent(MotionEvent ev) {
        switch (ev.getAction()) {
            case MotionEvent.ACTION_DOWN:
                Log.d("======", "Swiper dispatchTouchEventDOWN");
                break;
            case MotionEvent.ACTION_MOVE:
                Log.d("======", "Swiper dispatchTouchEventMOVE");
                break;
            case MotionEvent.ACTION_UP:
                Log.d("======", "Swiper dispatchTouchEventUp");
                break;

        }
        return super.dispatchTouchEvent(ev);
    }

    @Override
    public boolean onTouchEvent(MotionEvent event) {
        switch (event.getAction()) {
            case MotionEvent.ACTION_DOWN:
                Log.d("======", "Swiper  onTouchEventDOWN");
                break;
            case MotionEvent.ACTION_MOVE:
                Log.d("======", "Swiper  onTouchEventMOVE");
                break;
            case MotionEvent.ACTION_UP:
                Log.d("======", "Swiper onTouchEventUp");
                break;

        }

        return super.onTouchEvent(event);
    }
}

package c.example.jreduch10.view;

import android.content.Context;
import android.util.AttributeSet;
import android.util.Log;
import android.view.MotionEvent;
import android.widget.LinearLayout;

/**
 * Created by 冲天之峰 on 2016/9/23.
 */
public class MyView extends LinearLayout {
    public MyView(Context context) {
        super(context);
    }

    public MyView(Context context, AttributeSet attrs) {
        super(context, attrs);
    }
//事件分发
    @Override
    public boolean dispatchTouchEvent(MotionEvent ev) {
        switch (ev.getAction()) {
            case MotionEvent.ACTION_DOWN:
                Log.d("======", "My View dispatchTouchEventDOWN");
                break;
            case MotionEvent.ACTION_MOVE:
                Log.d("======", "My View dispatchTouchEventMOVE");
                break;
            case MotionEvent.ACTION_UP:
                Log.d("======", "My View dispatchTouchEventUp");
                break;

        }
        return super.dispatchTouchEvent(ev);
    }

    @Override
    public boolean onTouchEvent(MotionEvent event) {
        switch (event.getAction()) {
            case MotionEvent.ACTION_DOWN:
                Log.d("======", "My View  onTouchEventDOWN");
                break;
            case MotionEvent.ACTION_MOVE:
                Log.d("======", "My View  onTouchEventMOVE");
                break;
            case MotionEvent.ACTION_UP:
                Log.d("======", "My View  onTouchEventUp");
                break;

        }

        return super.onTouchEvent(event);
    }
}

public class VerticalSwipeRefreshLayout extends SwipeRefreshLayout

左右滑动距离监听

package c.example.jreduch09.view;

import android.content.Context;
import android.support.v4.widget.SwipeRefreshLayout;
import android.util.AttributeSet;
import android.util.Log;
import android.view.MotionEvent;
import android.view.ViewConfiguration;

public class VerticalSwipeRefreshLayout extends SwipeRefreshLayout {
    private int mTouchSlop;
    private float mPrevX; // 上一次触摸时的X坐标
    public VerticalSwipeRefreshLayout(Context context, AttributeSet attrs) {
        super(context, attrs);
        // 触发移动事件的最短距离，如果小于这个距离就不触发移动控件
        mTouchSlop = ViewConfiguration.get(context).getScaledTouchSlop();
    }
    @Override
    public boolean onInterceptTouchEvent(MotionEvent event) {
        switch (event.getAction()) {
            case MotionEvent.ACTION_DOWN:
                mPrevX = event.getX();
                break;
            case MotionEvent.ACTION_MOVE:
                final float eventX = event.getX();
                float xDiff = Math.abs(eventX - mPrevX);
                // 增加60的容差，让下拉刷新在竖直滑动时就可以触发
                Log.d("=====mTouchSlop=",""+mTouchSlop);
                Log.d("=====xDiff=",""+xDiff);
                if (xDiff > mTouchSlop + 200) {
                    return false;
                }
        }
        return super.onInterceptTouchEvent(event);
    }
}

<c.example.jreduch09.view.VerticalSwipeRefreshLayout
    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></c.example.jreduch09.view.VerticalSwipeRefreshLayout>

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;
import c.example.jreduch09.view.VerticalSwipeRefreshLayout;

public class Main4RefreshlayoutActivity extends AppCompatActivity {
    private RefreshLayout refreshLayout;
    private VerticalSwipeRefreshLayout 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=(VerticalSwipeRefreshLayout)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();
        }
    }
}