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Generic Interfaces in Delphi

Malcolm Groves – Most of the examples I’ve seen of Generics in Delphi use classes containing a generic type. However, while working on a personal project, I decided I wanted an Interface containing a generic type. The project uses an in-process publish/subscribe mechanism, and I wanted a subscriber to have a separate Receive method for each event type, rather than a single method which contained a big case statement with branches for each event type. Equally, however, I didn’t want to have to define an interface type for each event type. What I wanted was to have a generic Subscriber interface, that took the ...
Favorite? Off-Topic? Malcolm @ 2009-07-27 14:07

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