Re: Suspending the flow of JS/ES execution

Path	csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!feeder.erje.net!eu.feeder.erje.net!news.swapon.de!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail
From	"Mel Smith" <med_cutout_syntel@aol.com>
Newsgroups	comp.lang.javascript
Subject	Re: Suspending the flow of JS/ES execution
Date	Fri, 13 Sep 2013 09:09:39 -0600
Lines	50
Message-ID	<b9go5nF95qcU1@mid.individual.net> (permalink)
References	<b9ekdcFqih1U1@mid.individual.net> <4fpYt.72772$wA2.68551@fx32.iad> <b9eob3Frcm0U1@mid.individual.net> <1ddaiqhh6qdpo.1f6innudnejww.dlg@40tude.net>
X-Trace	individual.net fQvnfOj4cpYWOX+Rz6moUgBKibgEtsVFczA2WhBuUzybZ7nORm
Cancel-Lock	sha1:pc3fGjk3qguaSRkHFVhInOW8ctI=
X-Priority	3
X-MSMail-Priority	Normal
X-Newsreader	Microsoft Outlook Express 6.00.2900.5931
X-RFC2646	Format=Flowed; Original
X-MimeOLE	Produced By Microsoft MimeOLE V6.00.2900.6157
Xref	csiph.com comp.lang.javascript:21325

Show key headers only | View raw

JJ said:

> ..... What you need to do is
> to move the codes after the "Alert(...)" execution into a callback 
> function.
> That callback should be called after AlertFin is executed. The flow should
> be like this:
>
> Alert > (idle) > AlertFin > callback
>
>
> So first, convert the code after calling the "Alert(...)", into a callback
> function:
>
> function alertCallback() {
>  someobj.focus();
> }
>
> function somefunc() {
>  Alert(cmsg, alertCallback);
>  return;
> }
>
> Then change the Alert definition to this:
>
> function Alert(cmsg, callback)
>
> Then in the Alert function, change the INPUT HTML code to:
>
> <input type="button" id="ialertokbutt" value="OK" />
>
> Still in the Alert function, append this lines:
>
> getobj("ialertokbutt").onclick = function() {
>  AlertFin();
>  if (callback) {
>    //note: type checking of "callback" parameter is absent
>    callback();
>  }
> }

Hi JJ:

    It works perfectly.

Thank you very much for the info on Callbacks !

-Mel Smith

Thread

Suspending the flow of JS/ES execution "Mel Smith" <med_cutout_syntel@aol.com> - 2013-09-12 13:53 -0600
  Re: Suspending the flow of JS/ES execution Daniel Pitts <newsgroup.nospam@virtualinfinity.net> - 2013-09-12 13:12 -0700
    Re: Suspending the flow of JS/ES execution "Mel Smith" <med_cutout_syntel@aol.com> - 2013-09-12 15:00 -0600
      Re: Suspending the flow of JS/ES execution JJ <duh@nah.meh> - 2013-09-13 04:53 +0700
        Re: Suspending the flow of JS/ES execution "Mel Smith" <med_cutout_syntel@aol.com> - 2013-09-12 18:42 -0600
        Re: Suspending the flow of JS/ES execution "Mel Smith" <med_cutout_syntel@aol.com> - 2013-09-13 09:09 -0600
          Re: Suspending the flow of JS/ES execution "Mel Smith" <med_cutout_syntel@aol.com> - 2013-09-13 10:11 -0600
            Re: Suspending the flow of JS/ES execution "Mel Smith" <med_cutout_syntel@aol.com> - 2013-09-13 13:07 -0600

csiph-web