File list (Check if you may need any files):
AndroidEggStudyExpandableList\.classpath
.............................\.project
.............................\AndroidManifest.xml
.............................\assets
.............................\bin\androidegg\com\study\ExpandableList\AndroidEggExpandableListActivity$1.class
.............................\...\..........\...\.....\..............\AndroidEggExpandableListActivity.class
.............................\...\..........\...\.....\..............\R$attr.class
.............................\...\..........\...\.....\..............\R$drawable.class
.............................\...\..........\...\.....\..............\R$layout.class
.............................\...\..........\...\.....\..............\R$string.class
.............................\...\..........\...\.....\..............\R.class
.............................\...\AndroidEggStudyExpandableList.apk
.............................\...\classes.dex
.............................\...\resources.ap_
.............................\default.properties
.............................\gen\androidegg\com\study\ExpandableList\R.java
.............................\res\drawable-hdpi\icon.png
.............................\...\.........ldpi\icon.png
.............................\...\.........mdpi\icon.png
.............................\...\layout\main.xml
.............................\...\values\strings.xml
.............................\src\androidegg\com\study\ExpandableList\AndroidEggExpandableListActivity.java