爱玺玺

package com.itheima.phonelistener;

import java.io.IOException;

import android.app.Service;

import android.content.Intent;

import android.media.MediaRecorder;

import android.os.IBinder;

import android.telephony.PhoneStateListener;

import android.telephony.TelephonyManager;

public class PhoneService extends Service {

private MediaRecorder recorder; //录音机实例

@Override

public IBinder onBind(Intent intent) {

// TODO Auto-generated method stub

return null;

}

@Override

public void onCreate() {

//[1]获取telephonemanager的实例 

TelephonyManager tm =   (TelephonyManager) getSystemService(TELEPHONY_SERVICE);

//[2]注册电话的监听 

tm.listen(new MyPhoneStateListener(), PhoneStateListener.LISTEN_CALL_STATE);

super.onCreate();

}

@Override

public void onDestroy() {

super.onDestroy();

}

//定义一个类用来监听电话的状态

private class MyPhoneStateListener extends PhoneStateListener{

//当电话设置状态发生改变的时候调用

@Override

public void onCallStateChanged(int state, String incomingNumber) {

//[3]具体判断一下电话的状态 

switch (state) {

case TelephonyManager.CALL_STATE_IDLE: //空闲状态

if (recorder!=null) {

recorder.stop(); //停止录音

            recorder.reset();   // You can reuse the object by going back to setAudioSource() step

            recorder.release(); // Now the object cannot be reused

}

break;

            case TelephonyManager.CALL_STATE_OFFHOOK: //接听状态

            System.out.println("开始录");

            recorder.start();   // Recording is now started

break;

            case TelephonyManager.CALL_STATE_RINGING:   //电话响铃状态

            System.out.println("准备一个录音机");

            //[1]创建MediaRecorder 实例 

            recorder = new MediaRecorder();

            //[2]设置音频的来源 

            recorder.setAudioSource(MediaRecorder.AudioSource.MIC); //zet 

            //[3]设置输出的格式 

            recorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP);

            //[4]设置音频的编码方式

            recorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);

            //[5]设置存放的路径

            recorder.setOutputFile("/mnt/sdcard/luyin.3gp");

            //[6]准备录

            try {

recorder.prepare();

} catch (IllegalStateException e) {

e.printStackTrace();

} catch (IOException e) {

e.printStackTrace();

}

break;

}

super.onCallStateChanged(state, incomingNumber);

}

}

}

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

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

    package="com.itheima.phonelistener"

    android:versionCode="1"

    android:versionName="1.0" >

    <uses-sdk

        android:minSdkVersion="8"

        android:targetSdkVersion="17" />

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

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

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

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

    <application

        android:allowBackup="true"

        android:icon="@drawable/ic_launcher"

        android:label="@string/app_name"

        android:theme="@style/AppTheme" >

        <activity

            android:name="com.itheima.phonelistener.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>

        <!--配置广播接收者  -->

        <receiver android:name="com.itheima.phonelistener.BootReceiver">

            <intent-filter >

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

            </intent-filter>

        </receiver>

        <service android:name="com.itheima.phonelistener.PhoneService"></service>

    </application>

</manifest>