Sender of send in time

Bob Sneidar bobsneidar at iotecdigital.com
Thu Jul 12 15:59:49 EDT 2018


I wonder if the target would return the sender or the sender. I'll check it out. 

Bob S


> On Jul 12, 2018, at 11:57 , Richard Gaskin via use-livecode <use-livecode at lists.runrev.com> wrote:
> 
> Bob Sneidar wrote:
> 
> > I have a sticky problem here, or I should say a slippery one.
> > Something in my scripts is sending a selectionChanged message in time
> > to a specific datagrid when it shouldn't. How do I determine the
> > sender of a send in time message? The pendingMessages and
> > executionContexts are cleared by that time.
> 
> I don't believe the LC engine maintains awareness of the sender of timers.  If it does, I don't know of a way that's exposed to scripters.
> 
> Where timers are used sparingly, it may be practical as a workaround to search for those instances and add a param to sent messages to track that.
> 
> Alternatively, when using "send...in <time>" then "the result" will contain the ID of the newly created timer.  You could use that as the key in an array which stores any info you need about the caller, being mindful of course to clear entries as they fire so the array doesn't grow beyond reasonable bounds.
> 
> May also be useful to submit an enhancement request for that info, though I have no suggestions as to how this should be handled, except perhaps by adding a new item to the pendingMessages entry which would contain the long id of the sender, if that's sufficient.
> 
> -- 
> Richard Gaskin
> Fourth World Systems
> Software Design and Development for the Desktop, Mobile, and the Web





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