File list (Check if you may need any files):
DownloadAndNotificationBar
..........................\.classpath
..........................\.project
..........................\AndroidManifest.xml
..........................\assets
..........................\bin
..........................\...\classes
..........................\gen
..........................\ic_launcher-web.png
..........................\libs
..........................\....\android-support-v4.jar
..........................\proguard-project.txt
..........................\project.properties
..........................\res
..........................\...\drawable
..........................\...\........\progress_color_horizontal.xml
..........................\...\drawable-hdpi
..........................\...\.............\ic_launcher.png
..........................\...\drawable-ldpi
..........................\...\drawable-mdpi
..........................\...\.............\ic_launcher.png
..........................\...\drawable-xhdpi
..........................\...\..............\ic_launcher.png
..........................\...\drawable-xxhdpi
..........................\...\...............\ic_launcher.png
..........................\...\layout
..........................\...\......\activity_main.xml
..........................\...\......\down_notification.xml
..........................\...\menu
..........................\...\....\main.xml
..........................\...\values
..........................\...\......\dimens.xml
..........................\...\......\strings.xml
..........................\...\......\styles.xml
..........................\...\values-sw600dp
..........................\...\..............\dimens.xml
..........................\...\values-sw720dp-land
..........................\...\...................\dimens.xml
..........................\...\values-v11
..........................\...\..........\styles.xml
..........................\...\values-v14
..........................\...\..........\styles.xml
..........................\src
..........................\...\com
..........................\...\...\example
..........................\...\...\.......\downloadandnotificationbar
..........................\...\...\.......\..........................\DownloadFileCallback.java
..........................\...\...\.......\..........................\DownLoadUtil.java
..........................\...\...\.......\..........................\MainActivity.java
..........................\...\...\.......\..........................\UpdateApkThread.java