#17 안드로이드 스튜디오 백그라운드 음악 서비스(Service) 예제 [ 홍드로이드 ]

무료음악 샘플 골라서 다운 합니다 : https://www.youtube.com/audiolibrary/music

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context=".MainActivity">
 
    <Button
        android:id="@+id/btn_start"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="서비스 시작"/>
 
    <Button
        android:id="@+id/btn_stop"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="서비스 종료"/>
 
</LinearLayout>

 -

안드로이드 스튜디오 좌측 Project 디렉토리 목록에서 

res 폴더 우클릭 -> new -> Android Resource Directory 클릭 -> 팝업창에서 Resource type: 을 raw로 변경 -> 

OK 클릭하여 raw 디렉토리 생성 -> 무료음악 샘플 파일을 raw폴더에 드래그하여 삽입

<MainActivity.java>

package com.example.serviceexample;
 
import android.content.Intent;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
 
public class MainActivity extends AppCompatActivity {
 
    Button btn_start, btn_stop;
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
 
        btn_start = (Button)findViewById(R.id.btn_start);
        btn_stop = (Button)findViewById(R.id.btn_stop);
 
        btn_start.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                startService(new Intent(getApplicationContext(), MusicService.class));
            }
        });
 
        btn_stop.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                stopService(new Intent(getApplicationContext(), MusicService.class));
            }
        });
 
    }
}
 

<MusicService.java>

package com.example.serviceexample;
 
import android.app.Service;
import android.content.Intent;
import android.media.MediaPlayer;
import android.os.IBinder;
import android.support.annotation.Nullable;
 
public class MusicService extends Service{
    MediaPlayer mediaPlayer;
 
    @Nullable
    @Override
    public IBinder onBind(Intent intent) {
        return null;
    }
 
 
    @Override
    public void onCreate() {
        super.onCreate();
 
 
        mediaPlayer = MediaPlayer.create(this, R.raw.serenity);
        mediaPlayer.setLooping(false);
    }
 
 
    @Override
    public int onStartCommand(Intent intent, int flags, int startId) {
 
        mediaPlayer.start();
 
        return super.onStartCommand(intent, flags, startId);
    }
 
    @Override
    public void onDestroy() {
        super.onDestroy();
 
        mediaPlayer.stop();
 
    }
}