详解Android开发之收发短信的处理操作

import android.app.Activity; 
import android.app.PendingIntent; 
import android.content.BroadcastReceiver; 
import android.content.Context; 
import android.content.Intent; 
import android.content.IntentFilter; 
import android.os.Bundle; 
import android.telephony.SmsManager; 
import android.telephony.SmsMessage; 
import android.view.View; 
import android.view.View.OnClickListener; 
import android.widget.Button; 
import android.widget.EditText; 
import android.widget.TextView; 
import android.widget.Toast; 
 
public class MainActivity extends Activity { 
 
  private TextView sender; 
  private TextView content; 
  private IntentFilter receiveFilter; 
  private MessageReceiver messageReceiver; 
 
 
  private EditText to; 
  private EditText msgInput; 
  private Button send; 
  private IntentFilter sendFilter; 
  private SendStatusReceiver sendStatusReceiver; 
 
  @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); 
    to = (EditText) findViewById(R.id.to); 
    msgInput = (EditText) findViewById(R.id.msg_input); 
    send = (Button) findViewById(R.id.send); 
 
    //为接收短信设置要监听的广播 
    receiveFilter = new IntentFilter(); 
    receiveFilter.addAction("android.provider.Telephony.SMS_RECEIVED"); 
    messageReceiver = new MessageReceiver(); 
    registerReceiver(messageReceiver, receiveFilter); 
 
    //为发送短信设置要监听的广播 
    sendFilter = new IntentFilter(); 
    sendFilter.addAction("SENT_SMS_ACTION"); 
    sendStatusReceiver = new SendStatusReceiver(); 
    registerReceiver(sendStatusReceiver, sendFilter); 
 
    send.setOnClickListener(new OnClickListener() { 
      @Override 
      public void onClick(View v) { 
        //发送短信 
        //并使用sendTextMessage的第四个参数对短信的发送状态进行监控 
        SmsManager smsManager = SmsManager.getDefault(); 
        Intent sentIntent = new Intent("SENT_SMS_ACTION"); 
        PendingIntent pi = PendingIntent.getBroadcast( 
            MainActivity.this, 0, sentIntent, 0); 
        smsManager.sendTextMessage(to.getText().toString(), null, 
            msgInput.getText().toString(), pi, null); 
      } 
    }); 
  } 
 
  @Override 
  protected void onDestroy() { 
    super.onDestroy(); 
    //在Activity摧毁的时候停止监听 
    unregisterReceiver(messageReceiver); 
    unregisterReceiver(sendStatusReceiver); 
  } 
 
  class MessageReceiver extends BroadcastReceiver { 
 
    @Override 
    public void onReceive(Context context, Intent intent) { 
      Bundle bundle = intent.getExtras(); 
      //使用pdu秘钥来提取一个pdus数组 
      Object[] pdus = (Object[]) bundle.get("pdus"); 
 
      SmsMessage[] messages = new SmsMessage[pdus.length]; 
      for (int i = 0; i 

 
 
  //接受短信 
   
  //发送短信