Android directory structure

Src writes the directory of Java code, following the Java naming conventions, subcontracting
2	Gen contains an identifier for the Android resource file, does not need maintenance, is automatically generated
3	Assets native resource files, save the application's resource files, not trivial to be used, such as audio, video files, files that are not often modified by the user
4	Bin compilation generated program (APK file)
5	Libs contains a third-party class library jar package, including Xxv4.jar package, high and low version Compatibility Pack
6	Res drawable-xxdpi: Contains Android picture resource files, sorted by definition Layout: Placement of layouts File UI interface Meus:android's Menu Values: Character resource files are commonly used in mobile phone internationalization
7	Androidmainfest 1. Package name 2.apk version and other APK information