16 #ifndef QGSCLASSIFICATIONWIDGETWRAPPER_H    17 #define QGSCLASSIFICATIONWIDGETWRAPPER_H    51     QVariant 
value() 
const override;
    57     bool valid() 
const override;
    60     void setValue( 
const QVariant &value ) 
override;
    63     QComboBox *mComboBox = 
nullptr;
    66 #endif // QGSCLASSIFICATIONWIDGETWRAPPER_H 
Represents a vector layer which manages a vector based data sets.