Chapter 19. Windows Presentation Foundation UI
Chapters 17 and 18 focused on creating business objects and enabling them with data access. The business objects, and the business logic they contain, are the centerpiece of any application, and those objects make the behaviors defined in your use cases (from Chapter 3) available for use when building applications.
But to the end user, the application is really more about the user interface than it is about data access or object-oriented design. The user experience is absolutely central to the application. So while the business logic and data access layers implement the majority of the application's functionality, it is the UI that makes or breaks the application.
In .NET 3.0, Microsoft introduced the ...