android發短信（未測試）

package com.csdn.zhangfei;

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 Android_sendMessageActivity extends Activity {

    private EditText phone, content;

    private Button bt;

    @Override

    public void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.main);

        phone = (EditText) findViewById(R.id.phone);

        content = (EditText)findViewById(R.id.content);

        bt = (Button)findViewById(R.id.button);

        bt.setOnClickListener(new OnClickListener()

        {

            @Override

            public void onClick(View v)

            {

                String mobile = phone.getText().toString();

                String content = content.getText().toString();

                SmsManager smsManager = SmsManager.getDefault();

                PendingIntent sentIntent = PendingIntent.getBroadcast(Android_sendMessageActivity.this, 0, new Intent(), 0);

                if(content.length() >= 70)

                {

                    List<String> ms = smsManager.divideMessage(content);

                    for(String str : ms )

                    {

                        smsManager.sendTextMessage(mobile, null, str, sentIntent, null);

                    }

                }

                else

                {

                    smsManager.sendTextMessage(mobile, null, content, sentIntent, null);

                }

                Toast.makeText(MainActivity.this, "發送成功！", Toast.LENGTH_LONG).show();

            }

        });      

    }

}

XML布局

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:layout_width="fill_parent"

    android:layout_height="fill_parent"

    android:orientation="vertical" >

<TextView

    android:layout_width="fill_parent"

    android:layout_height="wrap_content"

    android:text="@string/tv_phone"/>

<EditText

    android:id="@+id/phone"

    android:layout_width="fill_parent"

    android:layout_height="wrap_content"/>

<TextView

    android:layout_width="fill_parent"

    android:layout_height="wrap_content"

    android:text="@string/tv_content"/>

<!-- 短信内容編輯 -->

<EditText

    android:id="@+id/content"

    android:layout_width="fill_parent"

    android:layout_height="wrap_content"

    android:minLines="3"

    android:gravity="left"/>

<Button

    android:id="@+id/bt_send"

    android:layout_width="wrap_content"

    android:layout_height="wrap_content"

    android:text="@string/send"/>

</LinearLayout>

短信服務添加

<?xml version="1.0" encoding="utf-8"?>

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

    package="Com.csdn.zhangfei"

    android:versionCode="1"

    android:versionName="1.0" >

    <uses-sdk android:minSdkVersion="10" />

    <uses-permission android:name="android.permission.SEND_SMS"/>

    <application

        android:icon="@drawable/ic_launcher"

        android:label="@string/app_name" >

        <activity

            android:label="@string/app_name"

            android:name=".Android_SMSActivity" >

            <intent-filter >

                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />

            </intent-filter>

        </activity>

    </application>

</manifest>