File list (Check if you may need any files):
android_button
..............\.classpath
..............\.project
..............\.settings
..............\.........\org.eclipse.jdt.core.prefs
..............\AndroidManifest.xml
..............\assets
..............\bin
..............\...\AndroidManifest.xml
..............\...\android_button.apk
..............\...\classes
..............\...\classes.dex
..............\...\.......\com
..............\...\.......\...\android
..............\...\.......\...\.......\mybutton
..............\...\.......\...\.......\........\BuildConfig.class
..............\...\.......\...\.......\........\MainActivity$1.class
..............\...\.......\...\.......\........\MainActivity.class
..............\...\.......\...\.......\........\R$attr.class
..............\...\.......\...\.......\........\R$dimen.class
..............\...\.......\...\.......\........\R$drawable.class
..............\...\.......\...\.......\........\R$id.class
..............\...\.......\...\.......\........\R$layout.class
..............\...\.......\...\.......\........\R$menu.class
..............\...\.......\...\.......\........\R$string.class
..............\...\.......\...\.......\........\R$style.class
..............\...\.......\...\.......\........\R.class
..............\...\dexedLibs
..............\...\.........\android-support-v4-85ae862a090a04ccf045fcd2618de121.jar
..............\...\.........\android-support-v4-f1d192e9d2368fa022dbb659848d2570.jar
..............\...\jarlist.cache
..............\...\res
..............\...\resources.ap_
..............\...\...\crunch
..............\...\...\......\drawable-hdpi
..............\...\...\......\.............\ic_launcher.png
..............\...\...\......\drawable-mdpi
..............\...\...\......\.............\ic_launcher.png
..............\...\...\......\drawable-xhdpi
..............\...\...\......\..............\ic_launcher.png
..............\...\...\......\drawable-xxhdpi
..............\...\...\......\...............\ic_launcher.png
..............\gen
..............\...\com
..............\...\...\android
..............\...\...\.......\mybutton
..............\...\...\.......\........\BuildConfig.java
..............\...\...\.......\........\R.java
..............\ic_launcher-web.png
..............\libs
..............\....\android-support-v4.jar
..............\proguard-project.txt
..............\project.properties
..............\res
..............\...\drawable-hdpi
..............\...\.............\ic_launcher.png
..............\...\drawable-ldpi
..............\...\drawable-mdpi
..............\...\.............\ic_launcher.png
..............\...\drawable-xhdpi
..............\...\..............\ic_launcher.png
..............\...\drawable-xxhdpi
..............\...\...............\ic_launcher.png
..............\...\layout
..............\...\......\main.xml
..............\...\menu
..............\...\....\main.xml
..............\...\values
..............\...\values-sw600dp
..............\...\..............\dimens.xml
..............\...\values-sw720dp-land
..............\...\...................\dimens.xml
..............\...\values-v11
..............\...\..........\styles.xml
..............\...\values-v14
..............\...\..........\styles.xml
..............\...\......\dimens.xml
..............\...\......\strings.xml
..............\...\......\styles.xml
..............\src
..............\...\com
..............\...\...\android
..............\...\...\.......\mybutton
..............\...\...\.......\........\MainActivity.java