四大组件注册

 myreceiver = new MySMSReceiver();
         ifilter = new IntentFilter();
         ifilter.addAction("android.provider.Telephony.SMS_RECEIVED");

     //动态注册广播接收器
         msgReceiver = new MsgReceiver();
         IntentFilter intentFilter = new IntentFilter();
         intentFilter.addAction("com.example.communication.RECEIVER");
         registerReceiver(msgReceiver, intentFilter);

XML：

全局的，服务，监听其他应用

         <receiver android:name=".MyReceiver">
             <intent-filter>
                 <action android:name="android.intent.action.EDIT"/>
             </intent-filter>
         </receiver>

        <!--
            如果有需要用到的 service ，则都要在这里做相应的配置
        -->
        <service android:name=".MyService"></service>

<provider android:name=".PersonContentProvider"    
  android:authorities="cn.itcast.providers.personprovider"/>

1 2 3 4 5

<service android:enabled= "true" android:name= ".MusicService" > <intent-filter> <action android:name= "org.allin.android.musicService" /> </intent-filter> </service>