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Add setSubsetString into layerutils #5908

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Add setSubsetString into layerutils #5908

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8 changes: 8 additions & 0 deletions src/core/utils/layerutils.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -383,3 +383,11 @@ FeatureIterator LayerUtils::createFeatureIteratorFromExpression( QgsVectorLayer
const QgsFeatureRequest request = QgsFeatureRequest( QgsExpression( expression ) );
return FeatureIterator( layer, request );
}

bool LayerUtils::setSubsetString( QgsVectorLayer *layer, const QString &expression )
{
if ( !layer )
return false;

return layer->setSubsetString( expression );
}
5 changes: 5 additions & 0 deletions src/core/utils/layerutils.h
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Expand Up @@ -139,6 +139,11 @@ class LayerUtils : public QObject
* Returns a feature request to get features.
*/
Q_INVOKABLE static FeatureIterator createFeatureIteratorFromExpression( QgsVectorLayer *layer, const QString &expression );

/**
* Sets the string (typically sql) used to define a subset of the layer. Returns TRUE if the subset string was successfully applied.
*/
Q_INVOKABLE static bool setSubsetString( QgsVectorLayer *layer, const QString &expression );
};

#endif // LAYERUTILS_H
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