public void SendSMSTo(String phoneNumber,String message){ //判断输入的phoneNumber是不是为合法电话号码 if(PhoneNumberUtils.isGlobalPhoneNumber(phoneNumber)){ //Uri.parse("smsto") 这里是转换为指定Uri,固定写法 Intent intent = new Intent(Intent.ACTION_SENDTO, Uri.parse("smsto:"+phoneNumber)); intent.putExtra("sms_body", message); startActivity(intent); } }

public void sendSMS(String phoneNumber,String message){ //获得短信管理器 android.telephony.SmsManager smsManager = android.telephony.SmsManager.getDefault(); //拆分短信内容（手机短信长度限制）,貌似长度限制为140个字符,就是 //只能发送70个汉字,多了要拆分成多条短信发送 //第45个参数,如果没有需要监听发送状态与接收状态的话可以写null List<String> divideContents = smsManager.divideMessage(message); for (String text : divideContents) { smsManager.sendTextMessage(phoneNumber, null, text, sentPI, deliverPI); } }

//处理返回的发送状态 String SENT_SMS_ACTION = "SENT_SMS_ACTION"; Intent sentIntent = new Intent(SENT_SMS_ACTION); PendingIntent sentPI = PendingIntent.getBroadcast(context, 0, sentIntent, 0); //注册发送信息的广播接收者 context.registerReceiver(new BroadcastReceiver() { @Override public void onReceive(Context _context, Intent _intent) { switch (getResultCode()) { case Activity.RESULT_OK: Toast.makeText(context, "短信发送成功", Toast.LENGTH_SHORT).show(); break; case SmsManager.RESULT_ERROR_GENERIC_FAILURE: //普通毛病 break; case SmsManager.RESULT_ERROR_RADIO_OFF: //无线广播被明确地关闭 break; case SmsManager.RESULT_ERROR_NULL_PDU: //没有提供pdu break; case SmsManager.RESULT_ERROR_NO_SERVICE: //服务当前不可用 break; } } }, new IntentFilter(SENT_SMS_ACTION));

//处理返回的接收状态 String DELIVERED_SMS_ACTION = "DELIVERED_SMS_ACTION"; //创建接收返回的接收状态的Intent Intent deliverIntent = new Intent(DELIVERED_SMS_ACTION); PendingIntent deliverPI = PendingIntent.getBroadcast(context, 0,deliverIntent, 0); context.registerReceiver(new BroadcastReceiver() { @Override public void onReceive(Context _context, Intent _intent) { Toast.makeText(context,"收信人已成功接收", Toast.LENGTH_SHORT).show(); } }, new IntentFilter(DELIVERED_SMS_ACTION));