android-FlipView Library
· android-FlipView is an easy to use android library for implementing flipping between views as seen in the popular Flipboard application
Download JD-GUI to open JAR file and explore Java source code file (.class .java)
Click menu "File → Open File..." or just drag-and-drop the JAR file in the JD-GUI window android-flipview-1.1.0.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.