File list (Check if you may need any files):
Buttonexp\.classpath
.........\.project
.........\.settings\org.eclipse.jdt.core.prefs
.........\AndroidManifest.xml
.........\bin\AndroidManifest.xml
.........\...\Buttonexp.apk
.........\...\classes\android\support\v7\appcompat\R$anim.class
.........\...\.......\.......\.......\..\.........\R$attr.class
.........\...\.......\.......\.......\..\.........\R$bool.class
.........\...\.......\.......\.......\..\.........\R$color.class
.........\...\.......\.......\.......\..\.........\R$dimen.class
.........\...\.......\.......\.......\..\.........\R$drawable.class
.........\...\.......\.......\.......\..\.........\R$id.class
.........\...\.......\.......\.......\..\.........\R$integer.class
.........\...\.......\.......\.......\..\.........\R$layout.class
.........\...\.......\.......\.......\..\.........\R$string.class
.........\...\.......\.......\.......\..\.........\R$style.class
.........\...\.......\.......\.......\..\.........\R$styleable.class
.........\...\.......\.......\.......\..\.........\R.class
.........\...\.......\com\artechb\buttonexp\BuildConfig.class
.........\...\.......\...\.......\.........\MainActivity$1.class
.........\...\.......\...\.......\.........\MainActivity.class
.........\...\.......\...\.......\.........\R$anim.class
.........\...\.......\...\.......\.........\R$attr.class
.........\...\.......\...\.......\.........\R$bool.class
.........\...\.......\...\.......\.........\R$color.class
.........\...\.......\...\.......\.........\R$dimen.class
.........\...\.......\...\.......\.........\R$drawable.class
.........\...\.......\...\.......\.........\R$id.class
.........\...\.......\...\.......\.........\R$integer.class
.........\...\.......\...\.......\.........\R$layout.class
.........\...\.......\...\.......\.........\R$string.class
.........\...\.......\...\.......\.........\R$style.class
.........\...\.......\...\.......\.........\R$styleable.class
.........\...\.......\...\.......\.........\R.class
.........\...\.......\...\.......\.........\Second.class
.........\...\classes.dex
.........\...\dexedLibs\android-support-v4-e05e7815644a1873cc349bd9b61e337f.jar
.........\...\.........\android-support-v7-appcompat-a8189cbc16fce5fa027215a6c6a3472f.jar
.........\...\.........\appcompat_v7-214b5b9d194ed56987d0807cb4afa223.jar
.........\...\jarlist.cache
.........\...\R.txt
.........\...\res\crunch\drawable-hdpi\ic_launcher.png
.........\...\...\......\.........mdpi\ic_launcher.png
.........\...\...\......\.........xhdpi\ic_launcher.png
.........\...\...\......\..........xhdpi\ic_launcher.png
.........\...\resources.ap_
.........\gen\android\support\v7\appcompat\R.java
.........\...\com\artechb\buttonexp\BuildConfig.java
.........\...\...\.......\.........\R.java
.........\ic_launcher-web.png
.........\libs\android-support-v4.jar
.........\proguard-project.txt
.........\project.properties
.........\res\drawable-hdpi\ic_launcher.png
.........\...\.........mdpi\ic_launcher.png
.........\...\.........xhdpi\ic_launcher.png
.........\...\..........xhdpi\ic_launcher.png
.........\...\layout\activity_main.xml
.........\...\......\secondscreen.xml
.........\...\......-wa\third.xml
.........\...\values\strings.xml
.........\...\......\styles.xml
.........\...\......-v11\styles.xml
.........\...\.........4\styles.xml
.........\src\com\artechb\buttonexp\MainActivity.java
.........\...\...\.......\.........\Second.java
.........\bin\classes\android\support\v7\appcompat
.........\...\.......\.......\.......\v7
.........\...\.......\com\artechb\buttonexp
.........\gen\android\support\v7\appcompat
.........\bin\classes\android\support
.........\...\.......\com\artechb
.........\...\res\crunch\drawable-hdpi
.........\...\...\......\drawable-mdpi
.........\...\...\......\drawable-xhdpi
.........\...\...\......\drawable-xxhdpi
.........\gen\android\support\v7
.........\...\com\artechb\buttonexp
.........\src\com\artechb\buttonexp
.........\bin\classes\android
.........\...\.......\com
.........\...\res\crunch
.........\gen\android\support
.........\...\com\artechb
.........\src\com\artechb
.........\bin\class