joined_minmax.patch

Minoru Akagi, 2012-11-29 03:46 PM

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src/core/qgsvectorlayer.cpp
5566 5566 
  }
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  else // a joined field?
5568 5568 
  {
5569 
    int indexOffset; //offset between layer index and joined provider index
5569 
    int indexOffset = 0; //offset between layer index and joined provider index
5570 5570 
    const QgsVectorJoinInfo* join = mJoinBuffer->joinForFieldIndex( index, maxProviderIndex, indexOffset );
5571 5571 
    if ( join )
5572 5572 
    {
5573 5573 
      QgsVectorLayer* vl = dynamic_cast<QgsVectorLayer*>( QgsMapLayerRegistry::instance()->mapLayer( join->joinLayerId ) );
5574 5574 
      if ( vl )
5575 5575 
      {
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        return vl->minimumValue( index );
5576 
        return vl->minimumValue( index - indexOffset );
5577 5577 
      }
5578 5578 
    }
5579 5579 
  }
......
5620 5620 
  }
5621 5621 
  else // a joined field?
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  {
5623 
    int indexOffset; //offset between layer index and joined provider index
5623 
    int indexOffset = 0; //offset between layer index and joined provider index
5624 5624 
    const QgsVectorJoinInfo* join = mJoinBuffer->joinForFieldIndex( index, maxProviderIndex, indexOffset );
5625 5625 
    if ( join )
5626 5626 
    {
5627 5627 
      QgsVectorLayer* vl = dynamic_cast<QgsVectorLayer*>( QgsMapLayerRegistry::instance()->mapLayer( join->joinLayerId ) );
5628 5628 
      if ( vl )
5629 5629 
      {
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        return vl->maximumValue( index );
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        return vl->maximumValue( index - indexOffset );
5631 5631 
      }
5632 5632 
    }
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  }