After completing this chapter, you will be able to
Use ASP.NET validation controls.
Use the Image, ImageButton, and ImageMap controls.
Use the TreeView control.
Use the MultiView control.
ASP.NET has evolved with the goal of reducing the effort developers must expend to get their Web sites up and running. One theme you might notice as you tour ASP.NET is that Microsoft has done a great job of anticipating what the developer needs and putting it in the framework. The three previous chapters describe the architecture behind ASP.NET Web Forms and controls. With an understanding of this architecture, you can easily extend the framework to do almost anything you want it to do.
ASP.NET versions 1.0 and 1.1 took over much of the ...