On Sat, Jan 31, 2009 at 12:52 AM, Philip Hutchison <platelu...@gmail.com>wrote:
> As Kyle mentions, sometimes you just have to wait. The ExternalInterface > mechanism is not available immediately upon loading the SWF... it takes a > few (milli)seconds. If you try to access EI before it has fully loaded, > you'll get an error. The simple solution is to ping the SWF until EI is > ready... I believe this is what Kyle's system CheckPlayer system does. > Understood, thanks mate. > > - philip > > > > On Fri, Jan 30, 2009 at 4:50 AM, Getify Solutions, Inc. > <get...@gmail.com>wrote: > >> >> Also, to chime in, there are in fact sometimes timing problems (in various >> browser/embedding environments) with accessing a SWF (even in the ONLOAD >> event handler) and trying to access it's ExternalInterface functions. >> There >> are a few "recent" threads about that topic. >> >> I have a helper library called CheckPlayer ( >> http://checkplayer.flensed.com/) >> which implements a set of logic to "wait and check for" EI availability, >> and >> then when it's definitively ready, it calls a function of your choice >> (your >> "callback") to let your code know. >> >> So, either using that library, or implementing your own logic similar to >> that, is the key... you have to "asynchronously" wait for the EI to become >> ready (after the call to embedSWF) before you are able to make calls to it >> (especially if embedSWF is called during loading of the page before dom is >> ready!). >> >> --Kyle >> >> >> >> >> >> -------------------------------------------------- >> From: "Aran Rhee" <aran.r...@gmail.com> >> Sent: Friday, January 30, 2009 3:31 AM >> To: <swfobject@googlegroups.com> >> Subject: RE: Trying to access the flash element right after >> swfobject.embedSWF results in error >> >> > >> > Embedding / ID - so when the swf gets written to the page, it will >> > overwrite >> > the old div etc and take over the ID. You the notes are correct, you are >> > grabbing the ID of the swf (which WAS the ID of the replacement element) >> > >> > callEI() - This was just an example function name to demonstrate that >> you >> > could call whatever function you wanted to on the onload event :) >> > >> > >> > >> > Cheers, >> > Aran >> > >> > >> > >> > >> > -----Original Message----- >> > From: swfobject@googlegroups.com [mailto:swfobj...@googlegroups.com] On >> > Behalf Of Mohan >> > Sent: Friday, 30 January 2009 6:30 PM >> > To: SWFObject >> > Subject: Re: Trying to access the flash element right after >> > swfobject.embedSWF results in error >> > >> > >> > >> > >> > On Jan 30, 1:51 pm, "Aran Rhee" <aran.r...@gmail.com> wrote: >> >> First of all, just checking - Did you overwrite the id with something >> > other >> >> than "flashcontent" in your attributes object? If not, then you want: >> >> >> >> var swf = document.getElementById("flashcontent"); >> > >> > Hmm. Thats different from what I have seemed to understand from the >> > ""Dynamic publishing" section of the tutorial at >> > http://www.pipwerks.com/lab/swfobject/ExternalInterface/2.0/index.html. >> > In the "Notes" it indicates that you grab hold of the SWF by using its >> > ID and not the id of the element that you pass in the call to >> > swfobject.embedSWF. Am I reading that wrong ? The working example at >> > >> http://www.pipwerks.com/lab/swfobject/ExternalInterface/2.0/dynamic.html >> > also uses the SWF ID and that seems to work ok, so I think this is >> > correct, no ? >> > >> >> Also - have you looked at the reference page examples for external >> >> >> > interface: >> http://www.bobbyvandersluis.com/swfobject/testsuite_2_1/test_dynam >> > ic_... >> > >> > Sorry mate - I am getting a 404 when clicking the link you gave >> > above? >> > >> >> l >> >> >> >> I think you want to try to call the EI method only once you have an >> >> onload >> >> event on the window / page to ensure everything is ready and available, >> >> so >> >> you could do something like: >> >> >> >> <body onload="callEI();"> >> > >> > Where can I find more information on this callEl function ? >> > >> >> >> >> On write a separate onload function within your <head> functions like: >> >> >> >> window.onload = function() >> >> { >> >> var swf= document.getElementById("ExternalInterfaceExample"); >> >> if (swf && typeof swf.sendTextToFlash != "undefined") >> >> { >> >> swf.sendTextToFlash(text); >> >> } >> >> >> >> } >> >> >> >> Philip (pipwerks) or others may have a better solution than this... >> > >> > Thanks for the suggestions mate. >> > >> > >> >> >> >> Aran >> >> >> >> -----Original Message----- >> >> From: swfobject@googlegroups.com [mailto:swfobj...@googlegroups.com] >> On >> >> >> >> Behalf Of Mohan >> >> Sent: Friday, 30 January 2009 4:13 PM >> >> To: SWFObject >> >> Subject: Trying to access the flash element right after >> >> swfobject.embedSWF >> >> results in error >> >> >> >> Hello, >> >> >> >> I have been trying to use this great library to embed some flash >> >> dynamicly and then access the flash API via javascript >> >> (ExternalInterface). The problem I am having seems to be, because I >> >> try to access the flash element right after the call to >> >> swfobject.embedSWF, the element does not seem to be ready yet. >> >> >> >> For example, starting with the example code >> > fromhttp:// >> www.pipwerks.com/lab/swfobject/ExternalInterface/2.0/dynamic.html >> >> (Thanks for the example!), if I were to modify the following >> >> javascript in the dynamic.html global scope by trying to get at the >> >> swf object I get an "swf is null". However the event handling code >> >> that access the flash element still works ok, indicating that the >> >> flash did get embedded ok. >> >> >> >> swfobject.embedSWF("ExternalInterfaceExample.swf", "flashcontent", >> >> "550", "200", "8", false, flashvars, params, attributes); >> >> var swf = document.getElementById("ExternalInterfaceExample"); //added >> >> line >> >> swf.sendTextToFlash(text); //trying to use the flash object right >> >> after embedding it >> >> >> >> Is this because the flash element is not ready yet ? How would I >> >> implement something that needs to be run right after the call to >> >> swfobject.embedSWF ? The examples I have seen always make use of the >> >> swfobject in some event handler and not right after the call to >> >> swfobject.embedSWF. Any help would be greatly appreciated. >> >> >> >> Mohan >> > >> > >> > >> > > >> > >> >> >> > > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "SWFObject" group. To post to this group, send email to swfobject@googlegroups.com To unsubscribe from this group, send email to swfobject+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/swfobject?hl=en -~----------~----~----~----~------~----~------~--~---
