Hi,

you have to apply the filter *before* your tree loaders access the store. The 
loaders don't listen to filter changes.

Andreas.

On Aug 3, 2011, at 12:42 , Antony Scott wrote:

> Andreas
> 
> Many thanks - yes I tried that too, but same result, nothing I have tried 
> actually applies the filter to my data.
> 
> As per Rob (go Brissle..!), ideally I'd like something which was sensitive to 
> the layers in the tree to avoid having to set a bespoke filter, but maybe 
> that would require some extension development.
> 
> Cheers
> Antony 
> 
> -----Original Message-----
> From: Andreas Hocevar [mailto:ahoce...@opengeo.org] 
> Sent: 03 August 2011 10:24
> To: Antony Scott
> Cc: users@geoext.org
> Subject: Re: [Users] Accessing Layer Metadata
> 
> Hi,
> 
> filtering a store is the same for all Ext stores. See 
> http://dev.sencha.com/deploy/ext-3.4.0/docs/?class=Ext.data.Store.
> 
> In your snippet, this would be
> 
> store.filter("keywords", "test");
> 
> Andreas.
> 
> On Aug 3, 2011, at 10:34 , Antony Scott wrote:
> 
>> Good morning all
>> 
>> I've been trying to find a simple way of displaying the metadata for the 
>> layers I am using in a layer tree. I've managed to list all the layers in an 
>> ExtJS gridPanel, but have not been able to successfully apply a filter to 
>> the store - this, for example, seems to have no effect on the list, which 
>> displays all my GeoServer layers:
>> store.filter([    { 
>>                                    property     : 'keywords', 
>>                                    value        : 'test'}]);
>> 
>> Ideally in fact I would like to display - either in a grid, or in the tree 
>> itself - metadata for only the layers which are shown in the tree.
>> 
>> The other option I have looked at is storing the metadata in the SLD, though 
>> as it relates to the layer rather than the style I would prefer not to do 
>> this.
>> 
>> Can anyone point me in the direction of a working example?
>> 
>> Many thanks
>> 
>> Antony
>> 
>> Antony Scott
>> 
>> 
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> 
> 
> -- 
> Andreas Hocevar
> OpenGeo - http://opengeo.org/
> Expert service straight from the developers.
> 
> 
> Sustain is a leading carbon reduction company. Our clients have saved 
> 4,131,800 lifetime tCO2e through working with us (June 2011)
> 
> ------------------------------------------------------------
> 
> Sustain Ltd.  Registered in England No. 3384793
> Barley Wood Stables, Long Lane, Wrington, Bristol BS40 5SA, UK
> 
> ------------------------------------------------------------
> 
> This e-mail and any attachments are strictly confidential 
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Andreas Hocevar
OpenGeo - http://opengeo.org/
Expert service straight from the developers.

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