File list (Check if you may need any files):
TestScan
........\.classpath
........\.project
........\AndroidManifest.xml
........\assets
........\bin
........\...\classes
........\...\classes.dex
........\...\.......\com
........\...\.......\...\zijunlin
........\...\.......\...\........\Zxing
........\...\.......\...\........\.....\Demo
........\...\.......\...\........\.....\....\camera
........\...\.......\...\........\.....\....\......\AutoFocusCallback.class
........\...\.......\...\........\.....\....\......\CameraConfigurationManager.class
........\...\.......\...\........\.....\....\......\CameraManager.class
........\...\.......\...\........\.....\....\......\FlashlightManager.class
........\...\.......\...\........\.....\....\......\PlanarYUVLuminanceSource.class
........\...\.......\...\........\.....\....\......\PreviewCallback.class
........\...\.......\...\........\.....\....\CaptureActivity.class
........\...\.......\...\........\.....\....\decoding
........\...\.......\...\........\.....\....\........\CaptureActivityHandler$State.class
........\...\.......\...\........\.....\....\........\CaptureActivityHandler.class
........\...\.......\...\........\.....\....\........\DecodeFormatManager.class
........\...\.......\...\........\.....\....\........\DecodeHandler.class
........\...\.......\...\........\.....\....\........\DecodeThread.class
........\...\.......\...\........\.....\....\........\FinishListener.class
........\...\.......\...\........\.....\....\........\InactivityTimer$DaemonThreadFactory.class
........\...\.......\...\........\.....\....\........\InactivityTimer.class
........\...\.......\...\........\.....\....\........\Intents$Encode.class
........\...\.......\...\........\.....\....\........\Intents$Scan.class
........\...\.......\...\........\.....\....\........\Intents$SearchBookContents.class
........\...\.......\...\........\.....\....\........\Intents$Share.class
........\...\.......\...\........\.....\....\........\Intents$WifiConnect.class
........\...\.......\...\........\.....\....\........\Intents.class
........\...\.......\...\........\.....\....\view
........\...\.......\...\........\.....\....\....\ViewfinderResultPointCallback.class
........\...\.......\...\........\.....\....\....\ViewfinderView.class
........\...\.......\qrcode
........\...\.......\......\com
........\...\.......\......\...\cn
........\...\.......\......\...\..\R$attr.class
........\...\.......\......\...\..\R$color.class
........\...\.......\......\...\..\R$drawable.class
........\...\.......\......\...\..\R$id.class
........\...\.......\......\...\..\R$layout.class
........\...\.......\......\...\..\R$string.class
........\...\.......\......\...\..\R.class
........\...\res
........\...\resources.ap_
........\...\...\drawable-hdpi
........\...\...\.............\ic_launcher.png
........\...\...\drawable-ldpi
........\...\...\.............\ic_launcher.png
........\...\...\drawable-mdpi
........\...\...\.............\ic_launcher.png
........\...\TestScan.apk
........\gen
........\...\qrcode
........\...\......\com
........\...\......\...\cn
........\...\......\...\..\R.java
........\proguard.cfg
........\project.properties
........\res
........\...\drawable-hdpi
........\...\.............\ic_launcher.png
........\...\drawable-ldpi
........\...\.............\ic_launcher.png
........\...\drawable-mdpi
........\...\.............\ic_launcher.png
........\...\layout
........\...\......\businesscard.xml
........\...\......\drawqrcode.xml
........\...\......\email.xml
........\...\......\main.xml
........\...\......\sms.xml
........\...\......\text.xml
........\...\......\url.xml
........\...\values
........\...\......\color.xml
........\...\......\ids.xml
........\...\......\strings.xml
........\src
........\...\com
........\...\...\zijunlin
........\...\...\........\Zxing
........\...\...\........\.....\Demo
........\...\...\........\.....\....\camera
........\...\...\........\.....\....\......\AutoFocusCallback.java
........\...\...\........\.....\....\......\CameraConfigurationManager.java
........\...\...\........\.....\....\......\CameraManager.java
...