【Android】如何实现Android发送短信

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.smstest"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk
        android:minSdkVersion="8"
        android:targetSdkVersion="18" />
    <uses-permission android:name="android.permission.SEND_SMS"/> 
    <uses-permission android:name="android.permission.READ_PHONE_STATE"/> 
    
    <application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
        <activity
            android:name="com.example.smstest.MainActivity"
            android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

package com.example.smstest;

import java.util.ArrayList;
import java.util.List;

import android.os.Bundle;
import android.app.Activity;
import android.app.PendingIntent;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.telephony.SmsManager;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends Activity {

    private LinearLayout llt;
    private Context context;
    private int PHONENUMBER=1001;
    private int SMSCONTENT=1002;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        llt= (LinearLayout)findViewById(R.id.main_layout);
        context=this;
         addText("电话号码");
        addTextField(PHONENUMBER);
        addText("短信内容");
        addTextField(SMSCONTENT);
        Button btn= addBtn("发送短信");
        btn.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View arg0) {
                //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);  
                // register the Broadcast Receivers  
                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:  
                        break;  
                        case SmsManager.RESULT_ERROR_RADIO_OFF:  
                        break;  
                        case SmsManager.RESULT_ERROR_NULL_PDU:  
                        break;  
                        }  
                    }  
                }, new IntentFilter(SENT_SMS_ACTION));  
              //处理返回的接收状态   
                String DELIVERED_SMS_ACTION = "DELIVERED_SMS_ACTION";  
                // create the deilverIntent parameter  
                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,  
                  "收信人已经成功接收", Toast.LENGTH_SHORT)  
                  .show();  
                   }  
                }, new IntentFilter(DELIVERED_SMS_ACTION)); 
                //获取短信手机号码
                EditText ett= (EditText)llt.findViewById(PHONENUMBER);
                String phoneNumber= ett.getText().toString();
                //获得短信信息
                EditText smsEtt=(EditText)llt.findViewById(SMSCONTENT);
                String smscontent=smsEtt.getText().toString();
                //创建一个短信管理器
                android.telephony.SmsManager smsManager = android.telephony.SmsManager.getDefault();
                ArrayList<String> divideContents= smsManager.divideMessage(smscontent);
                ArrayList<PendingIntent> sentIntents =  new ArrayList<PendingIntent>();  
                ArrayList<PendingIntent> deliverIntents =  new ArrayList<PendingIntent>();  
                for(String text : divideContents){
                    sentIntents.add(sentPI);
                    deliverIntents.add(deliverPI);
                }
                smsManager.sendMultipartTextMessage(phoneNumber, null, divideContents, sentIntents, deliverIntents);  
            }
        });
    }

    Button addBtn(String text){
        Button btn=new Button(context);
        btn.setText(text);
        llt.addView(btn);
        return btn;
    }
    
    void addTextField(int id){
        EditText ett=new EditText(context);
        ett.setId(id);
        llt.addView(ett);
    }
    void addText(String text){
        TextView tv=new TextView(context);
        tv.setText(text);
        llt.addView(tv);
    }
}