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);      //為接收短信設(shè)置要監(jiān)聽的廣播     receiveFilter = new IntentFilter();     receiveFilter.addAction("android.provider.Telephony.SMS_RECEIVED");     messageReceiver = new MessageReceiver();     registerReceiver(messageReceiver, receiveFilter);      //為發(fā)送短信設(shè)置要監(jiān)聽的廣播     sendFilter = new IntentFilter();     sendFilter.addAction("SENT_SMS_ACTION");     sendStatusReceiver = new SendStatusReceiver();     registerReceiver(sendStatusReceiver, sendFilter);      send.setOnClickListener(new OnClickListener() {       @Override       public void onClick(View v) {         //發(fā)送短信         //并使用sendTextMessage的第四個參數(shù)對短信的發(fā)送狀態(tài)進行監(jiān)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摧毀的時候停止監(jiān)聽     unregisterReceiver(messageReceiver);     unregisterReceiver(sendStatusReceiver);   }    class MessageReceiver extends BroadcastReceiver {      @Override     public void onReceive(Context context, Intent intent) {       Bundle bundle = intent.getExtras();       //使用pdu秘鑰來提取一個pdus數(shù)組       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]);       }        //獲取發(fā)送方號碼       String address = messages[0].getOriginatingAddress();        //獲取短信內(nèi)容       String fullMessage = "";       for (SmsMessage message : messages) {         fullMessage += message.getMessageBody();       }       sender.setText(address);       content.setText(fullMessage);     }    }    class SendStatusReceiver extends BroadcastReceiver {      @Override     public void onReceive(Context context, Intent intent) {       if (getResultCode() == RESULT_OK) {         //發(fā)送成功         Toast.makeText(context, "Send succeeded", Toast.LENGTH_LONG)             .show();       } else {         //發(fā)送失敗         Toast.makeText(context, "Send failed", Toast.LENGTH_LONG)             .show();       }     }    }  } 

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"   android:layout_width="match_parent"   android:layout_height="match_parent"   android:orientation="vertical" >    <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" />   </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="To:" />      <EditText       android:id="@+id/to"       android:layout_width="0dp"       android:layout_height="wrap_content"       android:layout_gravity="center_vertical"       android:layout_weight="1" />   </LinearLayout>    <LinearLayout     android:layout_width="match_parent"     android:layout_height="50dp" >      <EditText       android:id="@+id/msg_input"       android:layout_width="0dp"       android:layout_height="wrap_content"       android:layout_gravity="center_vertical"       android:layout_weight="1" />      <Button       android:id="@+id/send"       android:layout_width="wrap_content"       android:layout_height="wrap_content"       android:layout_gravity="center_vertical"       android:text="Send" />   </LinearLayout>  </LinearLayout> 

<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android"   package="com.example.smstest"   android:versionCode="1"   android:versionName="1.0" >    <uses-sdk     android:minSdkVersion="14"     android:targetSdkVersion="17" />    //接受短信   <uses-permission android:name="android.permission.RECEIVE_SMS" />   //發(fā)送短信   <uses-permission android:name="android.permission.SEND_SMS" />    <application     android:allowBackup="true"     android:icon="@drawable/ic_launcher"     android:label="@string/app_name"     android:theme="@style/AppTheme" >     <activity       android:name="com.example.smstest.MainActivity"       android:label="@string/app_name" >       <intent-filter>         <action android:name="android.intent.action.MAIN" />          <category android:name="android.intent.category.LAUNCHER" />       </intent-filter>     </activity>   </application>  </manifest>