android 事件分发 view和viewgroup

事件分发涉及到的事件

dispatchTouchEvent，onInterceptTouchEvent，onTouchEvent

监听事件

setOnTouchListener，setOnClickListener，setOnLongClickListener

事件分发log

viewgroup
正常流程dispatchTouchEvent(父)->onInterceptTouchEvent(父)->dispatchTouchEvent(子)->onTouchEvent(子)
1、linearLayout dispatchTouchEvent super.dispatchTouchEvent(ev) onInterceptTouchEvent super.onInterceptTouchEvent(ev) onTouchEvent super.onTouchEvent(event)
TextView dispatchTouchEvent super.dispatchTouchEvent(ev) onTouchEvent super.onTouchEvent(event)
05-04 18:05:01.591 22765-22765/com.example.eventdispatch I/XQLOG: ll_dispatchTouchEvent_ACTION_DOWN
05-04 18:05:01.601 22765-22765/com.example.eventdispatch I/XQLOG: ll_onInterceptTouchEvent_ACTION_DOWN

05-04 18:05:01.601 22765-22765/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_DOWN
05-04 18:05:01.601 22765-22765/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_DOWN

05-04 18:05:01.611 22765-22765/com.example.eventdispatch I/XQLOG: ll_dispatchTouchEvent_ACTION_MOVE
05-04 18:05:01.611 22765-22765/com.example.eventdispatch I/XQLOG: ll_onInterceptTouchEvent_ACTION_MOVE

05-04 18:05:01.611 22765-22765/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_MOVE
05-04 18:05:01.611 22765-22765/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_MOVE

05-04 18:05:01.641 22765-22765/com.example.eventdispatch I/XQLOG: ll_dispatchTouchEvent_ACTION_UP
05-04 18:05:01.641 22765-22765/com.example.eventdispatch I/XQLOG: ll_onInterceptTouchEvent_ACTION_UP
05-04 18:05:01.641 22765-22765/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_UP
05-04 18:05:01.641 22765-22765/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_UP

2、linearLayout dispatchTouchEvent true onInterceptTouchEvent super.onInterceptTouchEvent(ev) onTouchEvent super.onTouchEvent(event)
TextView dispatchTouchEvent super.dispatchTouchEvent(ev) onTouchEvent super.onTouchEvent(event)
05-04 18:09:55.981 28865-28865/com.example.eventdispatch I/XQLOG: ll_dispatchTouchEvent_ACTION_DOWN
05-04 18:09:56.001 28865-28865/com.example.eventdispatch I/XQLOG: ll_dispatchTouchEvent_ACTION_MOVE
05-04 18:09:56.011 28865-28865/com.example.eventdispatch I/XQLOG: ll_dispatchTouchEvent_ACTION_MOVE
05-04 18:09:56.031 28865-28865/com.example.eventdispatch I/XQLOG: ll_dispatchTouchEvent_ACTION_MOVE
05-04 18:09:56.041 28865-28865/com.example.eventdispatch I/XQLOG: ll_dispatchTouchEvent_ACTION_MOVE
05-04 18:09:56.041 28865-28865/com.example.eventdispatch I/XQLOG: ll_dispatchTouchEvent_ACTION_UP

3、linearLayout dispatchTouchEvent super.dispatchTouchEvent(ev) onInterceptTouchEvent true onTouchEvent super.onTouchEvent(event)
TextView dispatchTouchEvent super.dispatchTouchEvent(ev) onTouchEvent super.onTouchEvent(event)
05-04 18:11:00.111 30110-30110/com.example.eventdispatch I/XQLOG: ll_dispatchTouchEvent_ACTION_DOWN
05-04 18:11:00.121 30110-30110/com.example.eventdispatch I/XQLOG: ll_onInterceptTouchEvent_ACTION_DOWN
05-04 18:11:00.121 30110-30110/com.example.eventdispatch I/XQLOG: ll_onTouchEvent_ACTION_DOWN

4、linearLayout dispatchTouchEvent true onInterceptTouchEvent super.onInterceptTouchEvent(ev) onTouchEvent true
TextView dispatchTouchEvent super.dispatchTouchEvent(ev) onTouchEvent super.onTouchEvent(event)

05-04 18:18:06.861 6477-6477/com.example.eventdispatch I/XQLOG: ll_dispatchTouchEvent_ACTION_DOWN
05-04 18:18:06.861 6477-6477/com.example.eventdispatch I/XQLOG: ll_onInterceptTouchEvent_ACTION_DOWN
05-04 18:18:06.861 6477-6477/com.example.eventdispatch I/XQLOG: ll_onTouchEvent_ACTION_DOWN
05-04 18:18:06.881 6477-6477/com.example.eventdispatch I/XQLOG: ll_dispatchTouchEvent_ACTION_MOVE
05-04 18:18:06.881 6477-6477/com.example.eventdispatch I/XQLOG: ll_onTouchEvent_ACTION_MOVE
05-04 18:18:06.901 6477-6477/com.example.eventdispatch I/XQLOG: ll_dispatchTouchEvent_ACTION_MOVE
05-04 18:18:06.901 6477-6477/com.example.eventdispatch I/XQLOG: ll_onTouchEvent_ACTION_MOVE
05-04 18:18:06.901 6477-6477/com.example.eventdispatch I/XQLOG: ll_dispatchTouchEvent_ACTION_UP
05-04 18:18:06.901 6477-6477/com.example.eventdispatch I/XQLOG: ll_onTouchEvent_ACTION_UP

5、linearLayout dispatchTouchEvent super.dispatchTouchEvent(ev) onInterceptTouchEvent super.onInterceptTouchEvent(ev) onTouchEvent super.onTouchEvent(event)
TextView dispatchTouchEvent true onTouchEvent super.onTouchEvent(event)
05-04 18:12:52.271 32029-32029/com.example.eventdispatch I/XQLOG: ll_dispatchTouchEvent_ACTION_DOWN
05-04 18:12:52.271 32029-32029/com.example.eventdispatch I/XQLOG: ll_onInterceptTouchEvent_ACTION_DOWN
05-04 18:12:52.271 32029-32029/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_DOWN
05-04 18:12:52.301 32029-32029/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_MOVE
05-04 18:12:52.311 32029-32029/com.example.eventdispatch I/XQLOG: ll_dispatchTouchEvent_ACTION_MOVE
05-04 18:12:52.311 32029-32029/com.example.eventdispatch I/XQLOG: ll_onInterceptTouchEvent_ACTION_MOVE
05-04 18:12:52.311 32029-32029/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_MOVE
05-04 18:12:52.311 32029-32029/com.example.eventdispatch I/XQLOG: ll_dispatchTouchEvent_ACTION_UP
05-04 18:12:52.311 32029-32029/com.example.eventdispatch I/XQLOG: ll_onInterceptTouchEvent_ACTION_UP
05-04 18:12:52.311 32029-32029/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_UP

6、linearLayout dispatchTouchEvent super.dispatchTouchEvent(ev) onInterceptTouchEvent super.onInterceptTouchEvent(ev) onTouchEvent super.onTouchEvent(event)
TextView dispatchTouchEvent super.dispatchTouchEvent(ev) onTouchEvent true
05-04 18:14:18.521 2022-2022/com.example.eventdispatch I/XQLOG: ll_dispatchTouchEvent_ACTION_DOWN
05-04 18:14:18.521 2022-2022/com.example.eventdispatch I/XQLOG: ll_onInterceptTouchEvent_ACTION_DOWN
05-04 18:14:18.531 2022-2022/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_DOWN
05-04 18:14:18.531 2022-2022/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_DOWN
05-04 18:14:18.641 2022-2022/com.example.eventdispatch I/XQLOG: ll_dispatchTouchEvent_ACTION_MOVE
05-04 18:14:18.641 2022-2022/com.example.eventdispatch I/XQLOG: ll_onInterceptTouchEvent_ACTION_MOVE
05-04 18:14:18.641 2022-2022/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_MOVE
05-04 18:14:18.641 2022-2022/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_MOVE
05-04 18:14:18.641 2022-2022/com.example.eventdispatch I/XQLOG: ll_dispatchTouchEvent_ACTION_UP
05-04 18:14:18.641 2022-2022/com.example.eventdispatch I/XQLOG: ll_onInterceptTouchEvent_ACTION_UP
05-04 18:14:18.641 2022-2022/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_UP
05-04 18:14:18.641 2022-2022/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_UP

view
正常流程dispatchTouchEvent->OnTouchListener->onTouchEvent->setOnLongClickListener->setOnClickListener
·、OnTouchListener false setOnLongClickListener false onTouchEvent super.onTouchEvent(event) dispatchTouchEvent super.dispatchTouchEvent(ev)
短按
05-05 09:38:49.171 23575-23575/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_DOWN
05-05 09:38:49.171 23575-23575/com.example.eventdispatch I/XQLOG: onTouch ACTION_DOWN
05-05 09:38:49.171 23575-23575/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_DOWN
05-05 09:38:49.181 23575-23575/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_MOVE
05-05 09:38:49.421 23575-23575/com.example.eventdispatch I/XQLOG: onTouch ACTION_MOVE
05-05 09:38:49.421 23575-23575/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_MOVE
05-05 09:38:49.431 23575-23575/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_UP
05-05 09:38:49.431 23575-23575/com.example.eventdispatch I/XQLOG: onTouch ACTION_UP
05-05 09:38:49.431 23575-23575/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_UP
05-05 09:38:49.431 23575-23575/com.example.eventdispatch I/XQLOG: setOnClickListener
长按
05-05 09:38:49.171 23575-23575/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_DOWN
05-05 09:38:49.171 23575-23575/com.example.eventdispatch I/XQLOG: onTouch ACTION_DOWN
05-05 09:38:49.171 23575-23575/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_DOWN
05-05 09:38:49.181 23575-23575/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_MOVE
05-05 09:38:49.421 23575-23575/com.example.eventdispatch I/XQLOG: onTouch ACTION_MOVE
05-05 09:38:49.421 23575-23575/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_MOVE
05-05 09:38:49.431 32525-32525/com.example.eventdispatch I/XQLOG: setOnLongClickListener
05-05 09:38:49.431 23575-23575/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_UP
05-05 09:38:49.431 23575-23575/com.example.eventdispatch I/XQLOG: onTouch ACTION_UP
05-05 09:38:49.431 23575-23575/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_UP
05-05 09:38:49.431 23575-23575/com.example.eventdispatch I/XQLOG: setOnClickListener

2、view OnTouchListener true setOnLongClickListener false onTouchEvent super.onTouchEvent(event) dispatchTouchEvent super.dispatchTouchEvent(ev)
05-05 09:43:24.331 24500-24500/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_DOWN
05-05 09:43:24.341 24500-24500/com.example.eventdispatch I/XQLOG: onTouch ACTION_DOWN
05-05 09:43:24.351 24500-24500/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_MOVE
05-05 09:43:24.451 24500-24500/com.example.eventdispatch I/XQLOG: onTouch ACTION_MOVE
05-05 09:43:24.461 24500-24500/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_UP
05-05 09:43:24.461 24500-24500/com.example.eventdispatch I/XQLOG: onTouch ACTION_UP

3、view OnTouchListener false setOnLongClickListener false onTouchEvent super.onTouchEvent(event) dispatchTouchEvent true
05-05 09:43:24.331 24500-24500/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_DOWN
05-05 09:43:24.341 24500-24500/com.example.eventdispatch I/XQLOG: onTouch ACTION_DOWN
05-05 09:43:24.351 24500-24500/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_MOVE
05-05 09:43:24.451 24500-24500/com.example.eventdispatch I/XQLOG: onTouch ACTION_MOVE
05-05 09:43:24.461 24500-24500/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_UP
05-05 09:43:24.461 24500-24500/com.example.eventdispatch I/XQLOG: onTouch ACTION_UP

4、view OnTouchListener false setOnLongClickListener true onTouchEvent super.onTouchEvent(event) dispatchTouchEvent super.dispatchTouchEvent(ev)
短按
05-05 09:46:50.841 32525-32525/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_DOWN
05-05 09:46:50.841 32525-32525/com.example.eventdispatch I/XQLOG: onTouch ACTION_DOWN
05-05 09:46:50.841 32525-32525/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_DOWN
05-05 09:46:51.251 32525-32525/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_MOVE
05-05 09:46:51.251 32525-32525/com.example.eventdispatch I/XQLOG: onTouch ACTION_MOVE
05-05 09:46:51.251 32525-32525/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_MOVE
05-05 09:46:51.261 32525-32525/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_UP
05-05 09:46:51.261 32525-32525/com.example.eventdispatch I/XQLOG: onTouch ACTION_UP
05-05 09:46:51.261 32525-32525/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_UP
05-05 09:46:51.261 32525-32525/com.example.eventdispatch I/XQLOG: setOnClickListener
长按
05-05 09:48:14.301 32525-32525/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_DOWN
05-05 09:48:14.301 32525-32525/com.example.eventdispatch I/XQLOG: onTouch ACTION_DOWN
05-05 09:48:14.301 32525-32525/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_DOWN
05-05 09:48:14.721 32525-32525/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_MOVE
05-05 09:48:14.721 32525-32525/com.example.eventdispatch I/XQLOG: onTouch ACTION_MOVE
05-05 09:48:14.721 32525-32525/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_MOVE
05-05 09:48:14.811 32525-32525/com.example.eventdispatch I/XQLOG: setOnLongClickListener
05-05 09:48:14.921 32525-32525/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_MOVE
05-05 09:48:14.921 32525-32525/com.example.eventdispatch I/XQLOG: onTouch ACTION_MOVE
05-05 09:48:14.921 32525-32525/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_MOVE
05-05 09:48:14.921 32525-32525/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_UP
05-05 09:48:14.921 32525-32525/com.example.eventdispatch I/XQLOG: onTouch ACTION_UP
05-05 09:48:14.921 32525-32525/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_UP

5、view OnTouchListener false setOnLongClickListener false onTouchEvent true dispatchTouchEvent super.dispatchTouchEvent(ev)
05-05 09:52:08.351 6111-6111/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_DOWN
05-05 09:52:08.361 6111-6111/com.example.eventdispatch I/XQLOG: onTouch ACTION_DOWN
05-05 09:52:08.361 6111-6111/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_DOWN
05-05 09:52:08.371 6111-6111/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_MOVE
05-05 09:52:08.371 6111-6111/com.example.eventdispatch I/XQLOG: onTouch ACTION_MOVE
05-05 09:52:08.371 6111-6111/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_MOVE
05-05 09:52:08.411 6111-6111/com.example.eventdispatch I/XQLOG: textView_dispatchTouchEvent_ACTION_UP
05-05 09:52:08.411 6111-6111/com.example.eventdispatch I/XQLOG: onTouch ACTION_UP
05-05 09:52:08.411 6111-6111/com.example.eventdispatch I/XQLOG: textView_onTouchEvent_ACTION_UP

------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

view的测试

package com.example.eventdispatch.widget;import android.content.Context;
import android.util.AttributeSet;
import android.util.Log;
import android.view.MotionEvent;
import android.widget.TextView;/**
 * Created by xiaquan on 2017/5/4.
 */
public class CustomTextView extends TextView {public CustomTextView(Context context, AttributeSet attrs) {super(context, attrs);}@Override
    public boolean dispatchTouchEvent(MotionEvent ev) {switch (ev.getAction()) {case MotionEvent.ACTION_DOWN:Log.i("XQLOG", "textView_dispatchTouchEvent_ACTION_DOWN");break;case MotionEvent.ACTION_MOVE:Log.i("XQLOG", "textView_dispatchTouchEvent_ACTION_MOVE");break;case MotionEvent.ACTION_UP:Log.i("XQLOG", "textView_dispatchTouchEvent_ACTION_UP");break;}return super.dispatchTouchEvent(ev);}@Override
    public boolean onTouchEvent(MotionEvent event) {switch (event.getAction()) {case MotionEvent.ACTION_DOWN:Log.i("XQLOG", "textView_onTouchEvent_ACTION_DOWN");break;case MotionEvent.ACTION_MOVE:Log.i("XQLOG", "textView_onTouchEvent_ACTION_MOVE");break;case MotionEvent.ACTION_UP:Log.i("XQLOG", "textView_onTouchEvent_ACTION_UP");break;}return true;}}

package com.example.eventdispatch;import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.view.MotionEvent;
import android.view.View;
import android.widget.TextView;public class MainActivity extends Activity {private TextView tv;@Override
    protected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main01);tv = (TextView) findViewById(R.id.tv);tv.setOnTouchListener(new View.OnTouchListener() {@Override
            public boolean onTouch(View v, MotionEvent event) {int action = event.getAction();switch (action) {case MotionEvent.ACTION_DOWN:Log.i("XQLOG", "onTouch ACTION_DOWN");break;case MotionEvent.ACTION_MOVE:Log.i("XQLOG", "onTouch ACTION_MOVE");break;case MotionEvent.ACTION_UP:Log.i("XQLOG", "onTouch ACTION_UP");break;default:break;}return false;}});tv.setOnClickListener(new View.OnClickListener() {@Override
            public void onClick(View v) {Log.i("XQLOG","setOnClickListener");}});tv.setOnLongClickListener(new View.OnLongClickListener() {@Override
            public boolean onLongClick(View v) {Log.i("XQLOG","setOnLongClickListener");return false;}});}
}

<?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"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="com.example.eventdispatch.MainActivity"><com.example.eventdispatch.widget.CustomTextView
        android:id="@+id/tv"
        android:clickable="true"
        android:layout_width="400px"
        android:layout_height="400px"
        android:text="Hello World!" />
</RelativeLayout>

---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

viewgroup的测试代码

package com.example.eventdispatch.widget;import android.content.Context;
import android.util.AttributeSet;
import android.util.Log;
import android.view.MotionEvent;
import android.widget.LinearLayout;/**
 * Created by xiaquan on 2017/5/4.
 */
public class CustomLinearLayout extends LinearLayout {public CustomLinearLayout(Context context) {super(context);}public CustomLinearLayout(Context context, AttributeSet attrs) {super(context, attrs);}public CustomLinearLayout(Context context, AttributeSet attrs, int defStyleAttr) {super(context, attrs, defStyleAttr);}@Override
    public boolean dispatchTouchEvent(MotionEvent ev) {switch (ev.getAction()) {case MotionEvent.ACTION_DOWN:Log.i("XQLOG", "ll_dispatchTouchEvent_ACTION_DOWN");break;case MotionEvent.ACTION_MOVE:Log.i("XQLOG", "ll_dispatchTouchEvent_ACTION_MOVE");break;case MotionEvent.ACTION_UP:Log.i("XQLOG", "ll_dispatchTouchEvent_ACTION_UP");break;}return super.dispatchTouchEvent(ev);}@Override
    public boolean onInterceptTouchEvent(MotionEvent ev) {switch (ev.getAction()) {case MotionEvent.ACTION_DOWN:Log.i("XQLOG", "ll_onInterceptTouchEvent_ACTION_DOWN");break;case MotionEvent.ACTION_MOVE:Log.i("XQLOG", "ll_onInterceptTouchEvent_ACTION_MOVE");break;case MotionEvent.ACTION_UP:Log.i("XQLOG", "ll_onInterceptTouchEvent_ACTION_UP");break;}return super.onInterceptTouchEvent(ev);}@Override
    public boolean onTouchEvent(MotionEvent event) {switch (event.getAction()) {case MotionEvent.ACTION_DOWN:Log.i("XQLOG", "ll_onTouchEvent_ACTION_DOWN");break;case MotionEvent.ACTION_MOVE:Log.i("XQLOG", "ll_onTouchEvent_ACTION_MOVE");break;case MotionEvent.ACTION_UP:Log.i("XQLOG", "ll_onTouchEvent_ACTION_UP");break;}return super.onTouchEvent(event);}
}

<?xml version="1.0" encoding="utf-8"?>
<com.example.eventdispatch.widget.CustomLinearLayout 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:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="com.example.eventdispatch.MainActivity"><com.example.eventdispatch.widget.CustomTextView
        android:id="@+id/tv"
        android:clickable="true"
        android:layout_width="400px"
        android:layout_height="400px"
        android:text="Hello World!" />
</com.example.eventdispatch.widget.CustomLinearLayout>

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