File list (Check if you may need any files):
AudioPlayer\.classpath
...........\.project
...........\.settings
...........\.........\org.eclipse.jdt.core.prefs
...........\AndroidManifest.xml
...........\bin
...........\...\AndroidManifest.xml
...........\...\AudioPlayer.apk
...........\...\classes.dex
...........\...\classes
...........\...\.......\cn
...........\...\.......\..\itcast
...........\...\.......\..\......\audio
...........\...\.......\..\......\.....\BuildConfig.class
...........\...\.......\..\......\.....\PlayActivity$ButtonClickListener.class
...........\...\.......\..\......\.....\PlayActivity.class
...........\...\.......\..\......\.....\PlayActivity.java.bak
...........\...\.......\..\......\.....\R$attr.class
...........\...\.......\..\......\.....\R$drawable.class
...........\...\.......\..\......\.....\R$id.class
...........\...\.......\..\......\.....\R$layout.class
...........\...\.......\..\......\.....\R$string.class
...........\...\.......\..\......\.....\R.class
...........\...\dexedLibs
...........\...\.........\annotations-131d16d0207021bc5d099493c3f3dcc1.jar
...........\...\.........\annotations-45dc9fc5bf22c8ec590bcae9e6edbb6a.jar
...........\...\.........\annotations-c4faafea46cb6f50649d0c8f2c896909.jar
...........\...\jarlist.cache
...........\...\res
...........\...\...\crunch
...........\...\...\......\drawable-hdpi
...........\...\...\......\.............\icon.png
...........\...\...\......\drawable-ldpi
...........\...\...\......\.............\icon.png
...........\...\...\......\drawable-mdpi
...........\...\...\......\.............\icon.png
...........\...\...\drawable-hdpi
...........\...\...\.............\icon.png
...........\...\...\drawable-ldpi
...........\...\...\.............\icon.png
...........\...\...\drawable-mdpi
...........\...\...\.............\icon.png
...........\...\resources.ap_
...........\gen
...........\...\cn
...........\...\..\itcast
...........\...\..\......\audio
...........\...\..\......\.....\BuildConfig.java
...........\...\..\......\.....\R.java
...........\project.properties
...........\res
...........\...\drawable-hdpi
...........\...\.............\icon.png
...........\...\.............\qq.mp3
...........\...\drawable-ldpi
...........\...\.............\icon.png
...........\...\drawable-mdpi
...........\...\.............\icon.png
...........\...\layout
...........\...\......\main.xml
...........\...\values
...........\...\......\strings.xml
...........\src
...........\...\cn
...........\...\..\itcast
...........\...\..\......\audio
...........\...\..\......\.....\PlayActivity.java
...........\...\..\......\.....\PlayActivity.java.bak