Re: [Qgis-developer] setSubsetOfAttributes() doean't work?

2013-05-28 Thread Nathan Woodrow
Alex,

Seems like a bug.  I just ran into it trying to fix
http://hub.qgis.org/issues/7781

Martin do you have any idea what might be going on?

- Nathan


On Mon, May 13, 2013 at 5:50 PM, Alexander Bruy wrote:

> Hi all,
>
> I try to get features within some rectangle, and want to get only
> some attributes without geometries. So I use next code:
>
> request = QgsFeatureRequest()
> request.setFilterRect(self.extent)
> request.setFlags(QgsFeatureRequest.NoGeometry)
> request.setSubsetOfAttributes([0, 3, 6])
> f = QgsFeature()
> fit = layer.getFeatures(request)
> while fit.nextFeature(f):
>   attrs = f.attributes()
>   # process attributes
>   ...
>
> but in attrs valiable I always get *all* feature attributes. Is this
> bug or maybe I miss something?
>
> Thanks,
> --
> Alexander Bruy
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[Qgis-developer] setSubsetOfAttributes() doean't work?

2013-05-13 Thread Alexander Bruy
Hi all,

I try to get features within some rectangle, and want to get only 
some attributes without geometries. So I use next code:

request = QgsFeatureRequest()
request.setFilterRect(self.extent)
request.setFlags(QgsFeatureRequest.NoGeometry)
request.setSubsetOfAttributes([0, 3, 6])
f = QgsFeature()
fit = layer.getFeatures(request)
while fit.nextFeature(f):
  attrs = f.attributes()
  # process attributes
  ...

but in attrs valiable I always get *all* feature attributes. Is this
bug or maybe I miss something?

Thanks,
-- 
Alexander Bruy
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