[Users] GeoExt.MapPanel and TabPanel

[Andreas Hocevar]

Luca Casagrande wrote:
> Andreas Hocevar ha scritto:
>   
>> Luca Casagrande wrote:
>>     
>>> Hi Pierre and thanks for your answer,
>>> adding null as you suggested brings the same problem :(
>>>   
>>>       
>> Understandable. OpenLayers.Map also accepts a single argument configuration.
>>
>>     
>>> What I don't understand is why if I set as active tab the first one,
>>> the page loads with no error and all is working fine.
>>>   
>>>       
>> The problem is the way ExtJS hides elements by default, by setting
>> style.display to none. Try setting hideMode to "offsets" in your
>> mapPanel config, and see
>> http://www.extjs.com/deploy/dev/docs/source/Component.html#cfg-Ext.Component-hideMode
>> for more details.
>>     
>
> Same problem Andreas..
> The first error is "tile is undefined" and then, if I try to change the
> visibility of an overlay layer, "bottomLeftTile is undefined".
>   

Hm. If the problem is really Ext related, you could try to wrap the
mapPanel into an extra Ext.Panel with layout: "fit". Or try to set
deferredRender: false also on the mapPanel.

Regards,
Andreas.

> Thanks for your supporto
>
> Ciao
> Luca
>
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-- 
Andreas Hocevar
OpenGeo - http://opengeo.org/
Expert service straight from the developers.