Pro ASP.NET 4 in VB 2010, Third Edition

Chapter 15. User Controls

The core set of ASP.NET controls is broad and impressive. It includes controls that encapsulate basic HTML tags and controls that provide a rich higher-level model, such as the Calendar, TreeView, and data controls. Of course, even the best set of controls can't meet the needs of every developer. Sooner or later, you'll want to get under the hood, start tinkering, and build your own user interface components.

In .NET, you can plug into the web forms framework with your own controls in two ways. You can develop either of the following:

User controls:

A user control is a small section of a page that can include static HTML code and web server controls. The advantage of user controls is that once you create one, you can reuse ...