android学习笔记3--------------短信发送器

import java.util.List;

import android.app.Activity;
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 SendMessageActivity extends Activity
{
private EditText mobileEditText;
private EditText contenText;
private Button sendbButton;
private Button exitButton;

/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
mobileEditText=(EditText)findViewById(R.id.mobile);
contenText=(EditText)findViewById(R.id.content);
sendbButton=(Button)findViewById(R.id.send);
exitButton=(Button)findViewById(R.id.exit);

sendbButton.setOnClickListener(listener);
exitButton.setOnClickListener(listener);
}

private OnClickListener listener=new OnClickListener()
{

@Override
public void onClick(View v)
{
Button button=(Button)v;
switch (button.getId())
{
case R.id.send:
String mobile=mobileEditText.getText().toString();
String contentString=contenText.getText().toString();
SmsManager smsManager=SmsManager.getDefault();

//Intent intent=new Intent();
//intent.setAction(Intent.ACTION_SENDTO);
//intent.setData(Uri.parse("smsto:"+mobile));
if(contentString.length()>70)
{
List<String> contents=smsManager.divideMessage(contentString);
for(String sms:contents)
{
smsManager.sendTextMessage(mobile, null, sms, null, null);
//intent.putExtra("sms_body", sms);
//SendMessageActivity.this.startActivity(intent);
}
}
else
{
smsManager.sendTextMessage(mobile, null, contentString, null, null);
//intent.putExtra("sms_body", contentString);
//SendMessageActivity.this.startActivity(intent);
}
Toast.makeText(SendMessageActivity.this, "短信已发送", Toast.LENGTH_SHORT).show();
break;

case R.id.exit:
android.os.Process.killProcess(android.os.Process.myPid());
break;

default:
break;
}

}
};
}

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
>
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="请输入手机号"
/>

<EditText
android:layout_height="wrap_content"
android:id="@+id/mobile"
android:layout_width="match_parent"
></EditText>

<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="请输入短信内容"
></TextView>

<EditText
android:layout_height="wrap_content"
android:layout_width="match_parent"
android:id="@+id/content"
android:lines="3"
></EditText>

<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:id="@+id/send"
android:text="发送短信"
></Button>

<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:id="@+id/exit"
android:text="退出软件"
></Button>
</LinearLayout>