[OpenLayers-Dev] need IE help with new popups (*almost* finished)

[Erik Uzureau]

FYI: Tim Schaub saved the day on this one. Thanks Tim!


On 3/28/08, Erik Uzureau <euzuro at gmail.com> wrote:
> Dear Dev,
> So as you can see here:
> http://dev.openlayers.org/sandbox/euzuro/pop/examples/popupMatrix.html
> the new popups are almost done and ready. though I am sure a more thorough
> testing will show more little issues, there are two that stand out
> right now. They
> are both problems I'm having in IE6, and I'm hoping maybe someone out there
> would be kind enough to help me figure out what the problem is.
> 1) Divs don't Hide:
> See for yourself:
>  * open a framed popup
>  * close framed popup
>  * pan map so that marker is in different quadrant
>  * open popup
> You will note that the divs from the old popup have not gone away. No good.
> The code is in the updateFrames() function at the end of the Framed.js file.
> Basically, we loop through a collection of all the DOMElements for the popup
> and if they are not corresponding to the current this.relativePosition, then we
> call OpenLayers.Element.hide() on them, essentially hiding the div.
> {{{
>            if (pos != this.relativePosition) {
>                if (frame) {
>                    OpenLayers.Element.hide(frame.div);
>                }
>            } else {
>                if (!frame) {
>                    frame = this.frames[pos] = this.createFrame(pos);
>                }
>                OpenLayers.Element.show(frame.div);
> }}}
>
> ...but for whatever reason, in ie6, the div does not hide. I have
> tried replacing the call to OpenLayers.Element.hide(frame.div) with
> frame.div.style.display = "none"; but I get the same results.
>
> The only way I have been able to get a satisfactory performance is by
> actually adding and removing the div from its parent node. That is a
> possible solution but doesn't seem like the best one.
>
> If anyone with ie6 and a mind for debugging could take a crack at
> that, I would be grateful.
>
>
> 2) Memory Usage
>
> In a much more unpleasant twist of fate, it appears that ie6 is
> horrendous with these framedcloud poups. each position it opens adds
> 20mb to the running memory. If anyone could take a look at that, maybe
> run it through drip, that would be awesome. It is a major performance
> problem at this point. :-(
>
> Thank you to anyone who can help.
>
> Yours Truly,
> Erik
>