近日,看了《第一行代码》有关短信接收的内容,就总结了一下。
1.手机接收到一条短信时,系统会发出一条android.provider.Telephy.SMS_RECEIVER的广播,这条广播带有短信的所有数据
2.首先定义xml文件
<LinearLayout
android:layout_width="match_parent"
android:layout_height="50dp"> <TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"
android:padding="10dp"
android:text="From:"/> <TextView
android:id="@+id/sender"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"/>
</LinearLayout> <LinearLayout
android:layout_width="match_parent"
android:layout_height="50dp"> <TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"
android:padding="10dp"
android:text="Content:"/>
<TextView
android:id="@+id/content"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"/>
2.MainActivity
public class MainActivity extends ActionBarActivity { private TextView sender; private TextView content; private IntentFilter receiverFilter; private MessageReceiver messageReceiver; @Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main); sender=(TextView)findViewById(R.id.sender);
content=(TextView)findViewById(R.id.content); receiverFilter = new IntentFilter();
receiverFilter.addAction("android.provider.Telephony.SMS_RECEIVED");
receiverFilter.setPriority(100);
messageReceiver=new MessageReceiver();
//第一个参数表示将要执行的方法,第二个表示接受的广播
registerReceiver(messageReceiver, receiverFilter);
} @Override
protected void onDestroy() {
super.onDestroy();
//动态注册广播,要在ondestroy()方法中取消注册
unregisterReceiver(messageReceiver);
} class MessageReceiver extends BroadcastReceiver{ @Override
public void onReceive(Context context, Intent intent) { Bundle bundle=intent.getExtras(); Object[] pdus=(Object[]) bundle.get("pdus"); SmsMessage[] messages=new SmsMessage[pdus.length]; for(int i=0;i<messages.length;i++){
messages[i]=SmsMessage.createFromPdu((byte[]) pdus[i]);
}
//获取发送方号码
String address = messages[0].getOriginatingAddress();
String fullMessage="";
for(SmsMessage message:messages){
fullMessage +=message.getMessageBody(); //获取短信内容
}
sender.setText(address);
content.setText(fullMessage);
//abortBroadcast();
} } }
3.最后要在AndroidManifest.xml中声明权限
<uses-permission android:name="android.permission.RECEIVE_SMS"/>
4.运行图
ps:这里的接受方式好像是API11之前的方法,现在已经不建议使用了