[OpenLayers-Users] popup with wfs marker layer...

Christopher Schmidt crschmidt at metacarta.com
Sat Mar 10 22:20:22 EST 2007


On Sat, Mar 10, 2007 at 03:15:32PM -0600, John Cole wrote:
> I'm trying to create a popup based off of a WFS layer, but I'm a little
> unclear on which object I should register for the call back.
> 
> I'd like it to work similar to the Text layer, where I click on a marker and
> it displays the info from the WFS object.  The Text layer puts a popup
> handler on each marker.  With the WFS layer, I can get an event registered
> so it is called when a marker is clicked, but I don?t yet understand how to
> tie the event back to the information in the WFS layer.
> 
> I'd appreciate a suggestion or pointer on how to implement this type of
> popup.

Two things:
 
  1. The next release of OpenLayers is going to change the WFS
     functionality to be based on vectors instead of markers. Because I
     had not yet seen what I considered a critical mass of users
     changing the behavior of the WFS layer, I considered changing this
     without changing the name to be acceptable. It sounds like you're
     saying that you would like this to not change. Is this correct?

  2. I don't know of anyone who has succesfully done this. In general,
     the way this is meant to be done is via subclassing Feature.WFS
     such that it has a different createMarker and createPopup functions
     or something like that, but I don't have any working examples for
     you. 

Regards,
-- 
Christopher Schmidt
MetaCarta



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