Android发送短信

源码：package com.example.sms;import android.os.Bundle;import android.app.Activity;import android.app.PendingIntent;import android.content.Intent;import android.telephony.SmsManager;import android.view.Menu;import android.view.View;import android.widget.Button;public class MainActivity extends Activity {PendingIntent paIntent;SmsManager smsManager;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);paIntent = PendingIntent.getBroadcast(this, 0, new Intent(), 0); smsManager = SmsManager.getDefault();Button Btn1 = (Button)findViewById(R.id.button1);//获取按钮资源 Btn1.setOnClickListener(new Button.OnClickListener(){//创建监听 public void onClick(View v) { smsManager.sendTextMessage("15211362665", null, "这条短信是自动发送的", paIntent, null); } }); }@Overridepublic boolean onCreateOptionsMenu(Menu menu) {// Inflate the menu; this adds items to the action bar if it is present.getMenuInflater().inflate(R.menu.main, menu);return true;}}Manifest文件<?xmlversion="1.0"encoding="utf-8"?><manifestxmlns:android="http://schemas.android.com/apk/res/android"    package="com.example.sms"    android:versionCode="1"    android:versionName="1.0">    <uses-sdk        android:minSdkVersion="8"        android:targetSdkVersion="18"/>    <application        android:allowBackup="true"        android:icon="@drawable/ic_launcher"        android:label="@string/app_name"        android:theme="@style/AppTheme">        <activity            android:name="com.example.sms.MainActivity"            android:label="@string/app_name">            <intent-filter>                <actionandroid:name="android.intent.action.MAIN"/>                <categoryandroid:name="android.intent.category.LAUNCHER"/>            </intent-filter>        </activity>    </application>    <uses-permissionandroid:name="android.permission.SEND_SMS"></uses-permission>    </manifest>