Beginning ASP.NET 3.5 in C# 2008: From Novice to Professional, Second Edition

Chapter 11. Rich Controls

Rich controls are web controls that model complex user interface elements. Although no strict definition exists for what is and what isn't a rich control, the term commonly describes a web control that has an object model that's distinctly separate from the HTML it generates. A typical rich control can be programmed as a single object (and added to a web page with a single control tag) but renders itself using a complex sequence of HTML elements. Rich controls can also react to user actions (like a mouse click on a specific region of the control) and raise more meaningful events that your code can respond to on the web server. In other words, rich controls give you a way to create advanced user interfaces in your web ...