System 2.0.0.0 4.0.0.0 System.ComponentModel.Design.IDesigner System.IDisposable The interface derives from the interface and provides support for flexibly navigating a hierarchy of related designers. With this interface, a programmer can supply a number of designers for the component, with the appropriate one being determined dynamically. This interface is a simple extension of its base class, adding just two properties for navigating a tree hierarchy: and . For an overview of creating design components, see Extending Design-Time Support. Provides support for building a set of related custom designers. Property 2.0.0.0 4.0.0.0 System.Collections.ICollection To be added. The property will return an empty collection if the has no child objects. Gets a collection of child designers. Property 2.0.0.0 4.0.0.0 System.ComponentModel.Design.IDesigner To be added. To be added. Gets the parent designer.