This is a top level designer specific to the Web Forms UI model.
IWebFormsDesigner
[Visual Basic] Public Interface IWebFormsDesigner Implements IDesigner [C#] public interface IWebFormsDesigner : IDesigner [C++] public __gc __interface IWebFormsDesigner : public IDesigner
[JScript] In JScript, you can use the interfaces in the NGWS frameworks, but you cannot define your own.
This designer will be invoked to supply the window frame of the design document.
Namespace: System.Web.UI.Design
Assembly: System.Web.UI.Design.dll
IWebFormsDesigner Members | System.Web.UI.Design Namespace | IDesigner