File list (Check if you may need any files):
db
..\.classpath
..\.project
..\AndroidManifest.xml
..\assets
..\bin
..\...\AndroidManifest.xml
..\...\classes
..\...\.......\com
..\...\.......\...\test
..\...\.......\...\....\BuildConfig.class
..\...\.......\...\....\DBActivity$1.class
..\...\.......\...\....\DBActivity$2.class
..\...\.......\...\....\DBActivity.class
..\...\.......\...\....\R$attr.class
..\...\.......\...\....\R$drawable.class
..\...\.......\...\....\R$id.class
..\...\.......\...\....\R$layout.class
..\...\.......\...\....\R$string.class
..\...\.......\...\....\R.class
..\...\.......\...\....\ToDoDB.class
..\...\res
..\gen
..\...\com
..\...\...\test
..\...\...\....\BuildConfig.java
..\...\...\....\R.java
..\pic1.png
..\project.properties
..\res
..\...\drawable-hdpi
..\...\.............\icon.png
..\...\drawable-ldpi
..\...\.............\icon.png
..\...\drawable-mdpi
..\...\.............\icon.png
..\...\layout
..\...\......\list.xml
..\...\......\main.xml
..\...\values
..\...\......\color.xml
..\...\......\strings.xml
..\src
..\...\com
..\...\...\test
..\...\...\....\DBActivity.java
..\...\...\....\ToDoDB.java
..\数据库的增删改.png