Chapter 19. Usability Patterns
Up until now, all the patterns we have covered have been Ajax-enabled OOP (object-oriented programming) patterns, which occur in the background code and are never visible to the user. This chapter will differ by focusing specifically on visible design elements, the usability principles that occur in the design of an Ajax web applications interface, and the interactions that occur on the client side in the graphical user interface (GUI). The usability patterns we will be discussing are designed to provide a more intuitive user experience and eliminate all the annoying JavaScript dialogs that have existed in many applications over the years. The GUI should be free of questions and uncertainty. Most of all, though, ...
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