如何加入自定义WebControl
http://www.screencast.com/users/Dennis.Garavsky/folders/Default/media/c75b4ec6-1641-4f82-936e-39360d79fdaf...
What is the difference between UserControl, WebControl, RenderedControl and CompositeControl?
UserControl:Acustomcontrol,endingin.ascx,thatiscomposedofotherwebcontrols.Itsalmostlikeasmallversionofanaspxwebpage.ItconsistsofaUI(theascx)andcodebehind.Cannot...