SRC: storing Java source code
Gen: Store auto-generated files. R.java Store the ID of the corresponding resource under Res file
Project.Properties: Develop a version of the development kit used by the current project
Libs: The jar package of the current project
Assets: Prevent the media files required by some programs
Bin: Project compile directory, generate temporary files to hold some time and current project. apk file
Resources: Resource Files
derawable: Storing picture resource files
Layout files for Android
Menu: The layout of the Optionsment menu that holds Android
VALUES (the data used by the application will generate an ID in R)
Strings.xml to store Android strings
Dimens.xml the size used to store the screen fit
Style.xml Store the display style under Android
VALUES-SW600DP values for 7-inch plates
VALUES-SW720DP values for 10-inch plates
VALUES-V11 Specifies the style used by more than 3.0 phones
VALUES-V14 Specifies the style used by more than 4.0 phones
Androidmanifest.xml Android's Portal file declares the components and configuration information inside Android
Proguard-project.txt: Encrypt the current program's use
Pack Android Process (Run as Android aplication):
1. Generate APK file
2. Load the APK file into the emulator
3. Install APK
Engineering Structure directory structure