diff --git a/app/src/main/java/edu/hzuapps/androidworks/homeworks/com1314080901106/Com1314080901106Activity.java b/app/src/main/java/edu/hzuapps/androidworks/homeworks/com1314080901106/Com1314080901106Activity.java
index ee919185..5c62b82a 100644
--- a/app/src/main/java/edu/hzuapps/androidworks/homeworks/com1314080901106/Com1314080901106Activity.java
+++ b/app/src/main/java/edu/hzuapps/androidworks/homeworks/com1314080901106/Com1314080901106Activity.java
@@ -1,52 +1,52 @@
-package com.example.chenpeixin.com1314080901106;
+package edu.hzuapps.androidworks.homeworks.com1314080901106;
 
-import android.os.Bundle;
-import android.support.design.widget.FloatingActionButton;
-import android.support.design.widget.Snackbar;
+import android.content.Intent;
+import android.content.IntentFilter;
 import android.support.v7.app.AppCompatActivity;
-import android.support.v7.widget.Toolbar;
+import android.os.Bundle;
 import android.view.View;
-import android.view.Menu;
-import android.view.MenuItem;
 
-public class Com1314080901106Activity extends AppCompatActivity {
+public class Com1314080901106Activity extends AppCompatActivity implements View.OnClickListener {
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_com1314080901106);
-        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
-        setSupportActionBar(toolbar);
-
-        FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
-        fab.setOnClickListener(new View.OnClickListener() {
-            @Override
-            public void onClick(View view) {
-                Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
-                        .setAction("Action", null).show();
-            }
-        });
-    }
 
-    @Override
-    public boolean onCreateOptionsMenu(Menu menu) {
-        // Inflate the menu; this adds items to the action bar if it is present.
-        getMenuInflater().inflate(R.menu.menu_com1314080901106, menu);
-        return true;
+        findViewById(R.id.btnSendMsg).setOnClickListener(this);
+        findViewById(R.id.btnReg).setOnClickListener(this);
+        findViewById(R.id.btnunReg).setOnClickListener(this);
     }
 
+
+
+
     @Override
-    public boolean onOptionsItemSelected(MenuItem item) {
-        // Handle action bar item clicks here. The action bar will
-        // automatically handle clicks on the Home/Up button, so long
-        // as you specify a parent activity in AndroidManifest.xml.
-        int id = item.getItemId();
-
-        //noinspection SimplifiableIfStatement
-        if (id == R.id.action_settings) {
-            return true;
+    public void onClick(View v) {
+
+        switch (v.getId()) {
+            case  R.id.btnSendMsg:
+                //Intent i =new Intent(this,MyReceiver.class);
+                Intent i =new Intent(Com1314080901106Receiver.ACTION);
+                i.putExtra("data","HzuUniversity");
+                sendBroadcast(i);
+                break;
+            case  R.id.btnReg:
+                if(receiver==null) {
+                    receiver=new Com1314080901106Receiver();
+                    registerReceiver(receiver,new IntentFilter(Com1314080901106Receiver.ACTION));
+                }
+                break;
+            case  R.id.btnunReg:
+                if(receiver!=null) {
+                    unregisterReceiver(receiver);
+                    receiver =null;
+                }
+                break;
+
         }
 
-        return super.onOptionsItemSelected(item);
     }
+
+    private Com1314080901106Receiver receiver = null;
 }
diff --git a/app/src/main/java/edu/hzuapps/androidworks/homeworks/com1314080901106/Com1314080901106Receiver.java b/app/src/main/java/edu/hzuapps/androidworks/homeworks/com1314080901106/Com1314080901106Receiver.java
new file mode 100644
index 00000000..df70d082
--- /dev/null
+++ b/app/src/main/java/edu/hzuapps/androidworks/homeworks/com1314080901106/Com1314080901106Receiver.java
@@ -0,0 +1,16 @@
+package edu.hzuapps.androidworks.homeworks.com1314080901106;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+
+public class Com1314080901106Receiver extends BroadcastReceiver {
+    public static final String ACTION ="edu.hzuapps.androidworks.homeworks.com1314080901106.intent.action.Com1314080901106Receiver";
+    public Com1314080901106Receiver() {
+    }
+
+    @Override
+    public void onReceive(Context context, Intent intent) {
+        System.out.println("接收到了消息,消息的内容是："+intent.getStringExtra("data"));
+    }
+}
diff --git a/app/src/main/res/layout/activity_com1314080901106.xml b/app/src/main/res/layout/activity_com1314080901106.xml
index 57bd6849..b25998f4 100644
--- a/app/src/main/res/layout/activity_com1314080901106.xml
+++ b/app/src/main/res/layout/activity_com1314080901106.xml
@@ -1,30 +1,30 @@
 <?xml version="1.0" encoding="utf-8"?>
-<android.support.design.widget.CoordinatorLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
-    android:layout_height="match_parent" android:fitsSystemWindows="true"
-    tools:context=".Com1314080901106">
+<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:paddingBottom="@dimen/activity_vertical_margin"
+    android:paddingLeft="@dimen/activity_horizontal_margin"
+    android:paddingRight="@dimen/activity_horizontal_margin"
+    android:paddingTop="@dimen/activity_vertical_margin"
+    android:orientation="vertical"
+    tools:context="edu.hzuapps.androidworks.homeworks.com1314080901106.Com1314080901106Activity">
 
-    <android.support.design.widget.AppBarLayout android:layout_height="wrap_content"
-        android:layout_width="match_parent" android:theme="@style/AppTheme.AppBarOverlay">
+    <Button
+        android:layout_width="94dp"
+        android:layout_height="wrap_content"
+        android:text="发送消息"
+        android:id="@+id/btnSendMsg" />
 
-        <android.support.v7.widget.Toolbar android:id="@+id/toolbar"
-            android:layout_width="match_parent" android:layout_height="?attr/actionBarSize"
-            android:background="?attr/colorPrimary" app:popupTheme="@style/AppTheme.PopupOverlay" />
+    <Button
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="注册接收器"
+        android:id="@+id/btnReg" />
 
-    </android.support.design.widget.AppBarLayout>
-
-    <include layout="@layout/content_com1314080901106" />
-
-    <android.support.design.widget.FloatingActionButton android:id="@+id/fab"
-        android:layout_width="wrap_content" android:layout_height="wrap_content"
-        android:layout_gravity="bottom|end" android:layout_margin="@dimen/fab_margin"
-        android:src="@android:drawable/ic_dialog_email" />
-
-    <ImageView
-        android:layout_width="fill_parent"
-        android:layout_height="fill_parent"
-        android:src="@drawable/link"/>
-
-</android.support.design.widget.CoordinatorLayout>
+    <Button
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="注销接收器"
+        android:id="@+id/btnunReg" />
+</LinearLayout>