The ancestor of all topic classes.
win32
The class dde-topic
is the superclass of all topic objects. You can define subclasses using defclass and return instances of them by defining a method for the dde-server-topic generic function. This allows you to create topics with arbitrary internal state that can be accessed via DDE.
(example-edit-file "dde/server-dispatching.lisp")
LispWorks® User Guide and Reference Manual - 01 Dec 2021 19:31:10