一、代码

1.xml

(1)main.xml

1 
      2 
     
       7 
      13 
      19     20 
     

 

(2)AndroidManifest.xml.xml

 

1 
      2 
     
       6  7     
      10 11     
      
       16         
       
        19             
        
         20                 
         21 22                 
         23             
        24         25     26     
        27 
       
      
     

 

 

 

2.java

(1)TestBC2Activity.java

1 package com.broadcast2; 2  3 import android.app.Activity; 4 import android.content.IntentFilter; 5 import android.os.Bundle; 6 import android.view.View; 7 import android.view.View.OnClickListener; 8 import android.widget.Button; 9 10 public class TestBC2Activity extends Activity {11     /** Called when the activity is first created. */12     private Button registerButton = null;13     private Button unregisterButton = null;14     private SMSReceiver smsReceiver = null;15     16     private static final String SMS_ACTION = "android.provider.Telephony.SMS_RECEIVED";17     @Override18     public void onCreate(Bundle savedInstanceState) {19         super.onCreate(savedInstanceState);20         setContentView(R.layout.main);21         registerButton = (Button)findViewById(R.id.register);22         registerButton.setOnClickListener(new RegisterReceiverListener());23         unregisterButton = (Button)findViewById(R.id.unregister);24         unregisterButton.setOnClickListener(new UnRegisterReceiverListener());25     }26     27     class RegisterReceiverListener implements OnClickListener{28 29         @Override30         public void onClick(View v) {31             //生成一个BroiadcastReceiver对象32             smsReceiver = new SMSReceiver();33             //生成一个IntentFilter对象34             IntentFilter filter = new IntentFilter();35             //为IntentFilter添加一个Action,决定了reciver能接收什么类型的请求36             filter.addAction(SMS_ACTION);37             //将BroadcastReceiver对象注册到系统当中38             TestBC2Activity.this.registerReceiver(smsReceiver, filter);39         }40         41     }42     43     class UnRegisterReceiverListener implements OnClickListener{44 45         @Override46         public void onClick(View v) {47             //解除BroadcastReceiver对象的注册48             TestBC2Activity.this.unregisterReceiver(smsReceiver);49         }50         51     }52 }

 

(2)SMSReceiver.java

 

1 package com.broadcast2; 2  3 import android.content.BroadcastReceiver; 4 import android.content.Context; 5 import android.content.Intent; 6 import android.os.Bundle; 7 import android.telephony.SmsMessage; 8  9 public class SMSReceiver extends BroadcastReceiver{10 11     @Override12     public void onReceive(Context context, Intent intent) {13         // TODO Auto-generated method stub14         System.out.println("receive message");15         16         //此例子是获取短信内容17         //接受Intent对象当中的数据18         Bundle bundle = intent.getExtras();19         //在Bundle对象当中有一个属性名为pdus，这个属性的值是一个Object数组20         Object[] myOBJpdus = (Object[]) bundle.get("pdus"); 21         //创建一个SmsMessage类型的数组22         SmsMessage[] messages = new SmsMessage[myOBJpdus.length];  23         System.out.println(messages.length);24         for (int i = 0; i