Microsoft® Visual Studio® 2010 Unleashed

An Overview of the ASP.NET Controls

Controls render your user interface to the user’s browser. ASP.NET controls are considered server controls. Server controls have a few basic tenants. They exist at design time (on the Toolbox) and you can manipulate their layouts and properties. They also have associated classes in the .NET Framework. The code in your site creates instances of these classes for manipulating a given control. In addition, all server control processing happens on the web server. That is, the code of the control executes (along with your code) and emits its HTML to be sent to the user’s browser. When the user posts the page back to the server, ASP.NET rebuilds the controls and then reprocesses them to build a response back to the ...