[OpenLayers-Users] BBOX Update Bug

[GordonHo]

hi tim,

i'd be glad to supply any information i can.

i've seen no thrown error so far, as for the protocol its text.

if i can provide any more information let me know - though i've to admit,
that im new to openlayers and not too familiar with it yet.

thanks alot, gordon


Tim Schaub wrote:
> 
> Hey-
> 
> GordonHo wrote:
>> hi,
>> 
>> i think the bbox has a small bug in the update handler.
>> 
>> if an update is issued, and the retrieved data set is empty, the previous
>> loaded data set is beeing displayed again after a zoom change.
>> 
>> if the returned dataset is not empty, everything works fine.
> 
> At a glance, it looks to me like the merge callback should always get 
> called (this is the responsibility of your protocol).  If merge is 
> called, layer.destroyFeatures gets called (yes, this is a blunt merge).
> 
> So, I'm guessing something is going wrong in the protocol.  Could be a 
> parsing error.  If you are seeing any errors or have any more detail, 
> please open a ticket and attach anything relevant that helps reproduce 
> the problem (relevant detail would include at least the format and 
> protocol that you are using and ideally an example).
> 
> Thanks,
> Tim
> 
>> 
>> with best regards and alot thanks for this framework, gordon
> 
> 
> -- 
> Tim Schaub
> OpenGeo - http://opengeo.org
> Expert service straight from the developers.
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> 
> 

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