Chapter 13. Adding a graphical interface
In this chapter you’ll...
- Create a window
- Fill it with graphical components
- Write event handlers
- ... all from the Jess language
These days, virtually all computer applications come with a graphical user interface (GUI). Graphical interfaces make many users feel more comfortable than command lines. Furthermore, by providing a bounded set of commands (explicit in menus or implicit in radio buttons, checkboxes, and other controls), GUIs provide guidance that helps users use the application efficiently and correctly. One advantage of a GUI is perhaps less obvious: Because it limits user actions, it can make invalid user inputs impossible, thereby simplifying the application’s internal error-checking code. ...
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