File list (Check if you may need any files):
Button3\.classpath
.......\.project
.......\AndroidManifest.xml
.......\assets
.......\bin
.......\...\Button3.apk
.......\...\classes.dex
.......\...\classes
.......\...\.......\com
.......\...\.......\...\example
.......\...\.......\...\.......\Button3
.......\...\.......\...\.......\.......\BuildConfig.class
.......\...\.......\...\.......\.......\Button3Activity$1.class
.......\...\.......\...\.......\.......\Button3Activity$2.class
.......\...\.......\...\.......\.......\Button3Activity$3.class
.......\...\.......\...\.......\.......\Button3Activity$4.class
.......\...\.......\...\.......\.......\Button3Activity.class
.......\...\.......\...\.......\.......\R$attr.class
.......\...\.......\...\.......\.......\R$drawable.class
.......\...\.......\...\.......\.......\R$id.class
.......\...\.......\...\.......\.......\R$layout.class
.......\...\.......\...\.......\.......\R$string.class
.......\...\.......\...\.......\.......\R.class
.......\...\jarlist.cache
.......\...\res
.......\...\...\drawable-hdpi
.......\...\...\.............\ic_launcher.png
.......\...\...\drawable-ldpi
.......\...\...\.............\ic_launcher.png
.......\...\...\drawable-mdpi
.......\...\...\.............\ic_launcher.png
.......\...\...\drawable-xhdpi
.......\...\...\..............\ic_launcher.png
.......\...\resources.ap_
.......\gen
.......\...\com
.......\...\...\example
.......\...\...\.......\Button3
.......\...\...\.......\.......\BuildConfig.java
.......\...\...\.......\.......\R.java
.......\proguard-project.txt
.......\project.properties
.......\res
.......\...\drawable-hdpi
.......\...\.............\ic_launcher.png
.......\...\drawable-ldpi
.......\...\.............\ic_launcher.png
.......\...\drawable-mdpi
.......\...\.............\ic_launcher.png
.......\...\drawable-xhdpi
.......\...\..............\ic_launcher.png
.......\...\layout
.......\...\......\main.xml
.......\...\values
.......\...\......\strings.xml
.......\...\values-en
.......\...\.........\strings.xml
.......\...\values-ja
.......\...\.........\strings.xml
.......\...\values-zh-rCN
.......\...\.............\strings.xml
.......\src
.......\...\com
.......\...\...\example
.......\...\...\.......\Button3
.......\...\...\.......\.......\Button3Activity.java