port callback example

[Daniel J. Luke]

On Feb 8, 2011, at 5:11 PM, James Gregurich wrote:
> 
> I'm trying to figure out how to add a callback to a port such that the function gets called if it exists. Can someone point me to an example of how to properly set that pattern up?

It might help if you would explain what you're actually trying to accomplish (as there may be an alternate way of achieving what you want).

--
Daniel J. Luke                                                                   
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