android发送短信

package com.quyf.smsdemo;import java.util.List;import android.app.Activity;import android.app.PendingIntent;import android.content.Intent;import android.os.Bundle;import android.telephony.SmsManager;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.EditText;import android.widget.Toast;public class SMSActivity extends Activity {private EditText et1 ;private EditText et2 ;private Button btn;private PendingIntent pintent;@Overrideprotected void onCreate(Bundle savedInstanceState) {// TODO Auto-generated method stubsuper.onCreate(savedInstanceState);setContentView(R.layout.main); et1 = (EditText) findViewById(R.id.mobile); et2 = (EditText) findViewById(R.id.content); btn = (Button) findViewById(R.id.btn); pintent = PendingIntent.getBroadcast(this, 0, new Intent(), 0); btn.setOnClickListener(new OnClickListener() {public void onClick(View v) {SmsManager sm = SmsManager.getDefault();List<String> msgs=sm.divideMessage(et2.getText().toString());for(String msg:msgs){sm.sendTextMessage(et1.getText().toString(), null, msg, pintent, null);}}});// Toast.makeText(this, et1.getText().toString()+"成功接收信息hello", Toast.LENGTH_LONG).show();}}