[fpc-devel] "Signals"

Michael Van Canneyt michael at freepascal.org
Fri Sep 26 10:38:04 CEST 2014

On Fri, 26 Sep 2014, Michael Schnell wrote:

> On 09/26/2014 09:39 AM, Michael Van Canneyt wrote:
>> You can use the Observer pattern; it is in the classes unit.
> I'll take a look.
>> And to be honest, this is not a language concept, but a library concept. 
> AFAIK he mentioned QT as a library providing this.
>> It can be easily implemented.
> If so I assume that somebody already did it.

Yes, I have.

> To allow for doing this with thread, an event queue for worker threads needs 
> to be provided.

Huh? WHY ?

The implementation must be thread safe, but that's about it.


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