Thanks,

https://issues.apache.org/jira/browse/WICKET-2457

-Heikki

-----Original Message-----
From: Matej Knopp [mailto:matej.kn...@gmail.com] 
Sent: 9. syyskuuta 2009 0:10
To: users@wicket.apache.org
Subject: Re: Flash/ExternalInterface does not work in IE if movie is fetched 
via Wicket/Ajax

Hi,

can you create jira issue with problem description? The code indeed
looks wrong I can fix it once the issue is created.

-Matej

On Tue, Sep 8, 2009 at 9:59 PM, Heikki
Uotinen<heikki.uoti...@syncrontech.com> wrote:
> There is a "bug" in wicket-ajax.js:268 (1.4.1) that breaks 
> IE+Flash/ExternalInterface:
>
>        // place all newly created elements before the old element
>        while(tempParent.childNodes.length > 0) {
>                var tempElement = tempParent.childNodes[0];
>>>>>>           tempParent.removeChild(tempElement); <<<<<
>                parent.insertBefore(tempElement, element);
>                tempElement = null;
>        }
>
> Calling removeChild is not needed because insertBefore moves element from its 
> original place.
> If you remove "removeChild" line and check "tempParent.childNodes.length" you 
> can see that it is
> decreased by one after "insertBefore".
>
> This "removeChild" breaks Flash/ExternalInterface in IE. If "removeChild" is 
> removed then everything
> works fine. IE is more strict here than other browsers.
>
> Demonstration is still at (there is no need for Flash CS4 to test this)
>
> http://download.syncrontech.com/public/quickstart_noname.zip
>
>
> Could someone confirm this and suggest how to proceed ?
>
>
> -Heikki
>
>
> -----Original Message-----
> From: Heikki Uotinen [mailto:heikki.uoti...@syncrontech.com]
> Sent: 7. syyskuuta 2009 9:21
> To: users@wicket.apache.org
> Subject: RE: Flash/ExternalInterface does not work in IE if movie is fetched 
> via Wicket/Ajax
>
> There is a problem with IE/ExternalInterface if movie is added to DOM f.ex 
> appendChild
> JavaScript functions are called but they do not return any value.
>
> This is clearly MS problem but could IE specific function in wicket-ajax.js 
> be adjusted somehow ?
>
> Simple test case has
>
>        var flashMovie = '<OBJECT id="testId" codeBase="http://fpdownload..
>
>        // Works in IE and FF
>                document.getElementById("testdiv").innerHTML = flashMovie;
>
>        // ExternalInterface.call calls JS but does not return value in IE. 
> Works in FF
>        var tempDiv = document.createElement("div");
>        tempDiv.innerHTML = flashMovie;
>        document.body.appendChild(tempDiv);
>
> Here is complete code (ajax.swf can be found in zip files)
>
> http://pastebin.com/fbc0aa9a
>
> Here is AS3 code in ajax.fla
>
> http://pastebin.com/d4efd47b
>
>
> -Heikki
>
> -----Original Message-----
> From: Mikko Pukki [mailto:mikko.pu...@syncrontech.com]
> Sent: 4. syyskuuta 2009 15:33
> To: users@wicket.apache.org
> Subject: Flash/ExternalInterface does not work in IE if movie is fetched via 
> Wicket/Ajax
>
> Hi,
>
> This example demonstrates that ExternalInterface fails with IE only if movie 
> is fetched via Wicket/Ajax.
>
> ajaxtest.zip:
> (http://download.syncrontech.com/public/ajaxtest.zip)
>
> Page "first.html" fetches "second.html" page via Ajax. Second.html has Flash 
> movie
> that calls JavaScript methods with ExternalInterface and produces output
> "Start..."
> "ExternalInterface.available:true"
> "ExternalInterface.objectID:testId"
> "fromJs:text from js (first.html)"
>
> This works both FF 3.5 and IE 7/IE8
>
>
> quickstart_noname.zip:
> (http://download.syncrontech.com/public/quickstart_noname.zip)
>
> Same demonstration with wicket. This fails with IE
>
> "Start..."
> "ExternalInterface.available:true"
> "ExternalInterface.objectID:null"
> "fromJs:null"
>
> ObjectId is null and JavaScript call does not return any value.
>
> We are aware about EI/IE problems in past, but any of those does not seem to 
> fit here.
>
> Wicket 1.4.1, Flash Player 10, IE 7/8, FF 3.5
>
> Has anyone encountered any similar behavior and/or has found any workaround?
> Should I create a Jira issue?
>
>
> ------------------
> Mikko Pukki
> Syncron Tech Oy
> Laserkatu 6
> 53850 Lappeenranta
> +358 400 757 178
>
>
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