Represents a site object for the custom windows hosted within the integrated enviroment.

SetModifiedFlag

Call this method to indicate you have made modifications. This will force the framework to prompt to save changes before closing the window hosting the control.

IsModified	Indicates whether there have been any modifications made to the hosted control.
Plugin	Returns a pointer to the Ui plugin object that created the embedded control.
Window	Returns a pointer to the container that is hosting the embedded control.