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    QGIS API Documentation
    3.26.3-Buenos Aires (65e4edfdad)
    
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   18 #ifndef QGSFEATUREFILTERPROVIDERGROUP_H 
   19 #define QGSFEATUREFILTERPROVIDERGROUP_H 
   22 #include "qgis_server.h" 
   62     QList<const QgsFeatureFilterProvider *> mProviders;
 
  
A filter filter provider grouping several filter providers.
 
virtual QStringList layerAttributes(const QgsVectorLayer *layer, const QStringList &attributes) const =0
Returns the list of visible attribute names from a list of attributes names for the given layer.
 
This class wraps a request for features to a vector layer (or directly its vector data provider).
 
virtual void filterFeatures(const QgsVectorLayer *layer, QgsFeatureRequest &featureRequest) const =0
Add additional filters to the feature request to further restrict the features returned by the reques...
 
Represents a vector layer which manages a vector based data sets.
 
virtual QgsFeatureFilterProvider * clone() const =0
Create a clone of the feature filter provider.
 
Abstract interface for use by classes that filter the features or attributes of a layer.