Re: repeating timer with "run now"
Re: repeating timer with "run now"
- Subject: Re: repeating timer with "run now"
- From: Jean-Daniel Dupas <email@hidden>
- Date: Thu, 22 Aug 2013 15:48:15 +0200
Le 22 août 2013 à 15:36, Torsten Curdt <email@hidden> a écrit :
> I have some piece of code that I want to run every x seconds ....but I
> also want to be able to trigger a "run now" that will reset the
> upcoming cycle.
>
> I think I would know plenty of ways to implement this (ranging from
> simple NSTimer to select() style signaling to threading with
> conditions) but I am looking for the most elegant way - preferably
> with GCD.
>
> Scheduling a block is easy with GCD - but can you also notify that
> block for immediate execution later on?
>
> Just would love to hear opinions on how you would tackle this
> admittedly easy problem the most elegant way.
Why not just keeping a reference on your scheduled block and simply call dispatch_async when you want to execute it immediately ?
-- Jean-Daniel
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