ExpandableFab
· A highly customizable Android widget that displays the available actions of a UI via an expandable set of floating action buttons - with optional labels and fluid animations.
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 expandable-fab-1.2.1.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.
