File list (Check if you may need any files):
Contact
.......\.classpath
.......\.project
.......\AndroidManifest.xml
.......\assets
.......\bin
.......\...\classes.dex
.......\...\cn
.......\...\..\wongxming
.......\...\..\.........\contact
.......\...\..\.........\.......\ContactColumn.class
.......\...\..\.........\.......\ContactEditor$1.class
.......\...\..\.........\.......\ContactEditor$2.class
.......\...\..\.........\.......\ContactEditor.class
.......\...\..\.........\.......\Contacts.class
.......\...\..\.........\.......\ContactsProvider.class
.......\...\..\.........\.......\DBHelper.class
.......\...\..\.........\.......\R$attr.class
.......\...\..\.........\.......\R$drawable.class
.......\...\..\.........\.......\R$id.class
.......\...\..\.........\.......\R$layout.class
.......\...\..\.........\.......\R$string.class
.......\...\..\.........\.......\R.class
.......\...\Contact.apk
.......\...\resources.ap_
.......\default.properties
.......\gen
.......\...\cn
.......\...\..\wongxming
.......\...\..\.........\contact
.......\...\..\.........\.......\R.java
.......\res
.......\...\drawable
.......\...\........\bg.gif
.......\...\layout
.......\...\......\contact_editor.xml
.......\...\......\contact_list.xml
.......\...\......\contact_list_item.xml
.......\...\values
.......\...\......\strings.xml
.......\src
.......\...\cn
.......\...\..\wongxming
.......\...\..\.........\contact
.......\...\..\.........\.......\ContactColumn.java
.......\...\..\.........\.......\ContactEditor.java
.......\...\..\.........\.......\Contacts.java
.......\...\..\.........\.......\ContactsProvider.java
.......\...\..\.........\.......\DBHelper.java