jQuery UI is a plug-in built on top of the jQuery library. It is used for developing highly interactive user interface web applications with a consistent look and feel. This chapter covers recipes that implement widgets, effects, and user interaction using jQuery UI components, such as options, methods, and events. In this chapter and in Chapters 11 and 12, you will build real-world web applications using the concepts covered in previous chapters, including jQuery selectors, DOM traversing and manipulation, event handling, effects, animations, and using AJAX.
Widgets are objects that have properties (options), ...