class QgsRelationReferenceWidgetWrapper : QgsEditorWidgetWrapper
{
%TypeHeaderCode
#include <qgsrelationreferencewidgetwrapper.h>
%End

  public:
    explicit QgsRelationReferenceWidgetWrapper( QgsVectorLayer* vl,
        int fieldIdx,
        QWidget* editor,
        QgsMapCanvas* canvas,
        QgsMessageBar* messageBar,
        QWidget *parent /TransferThis/ = 0 );

    virtual QWidget *createWidget( QWidget *parent );
    virtual void initWidget( QWidget *editor );
    virtual QVariant value();
    bool valid() const;

  public slots:
    virtual void setValue( const QVariant &value );
    virtual void setEnabled( bool enabled );

  protected:

    void updateConstraintWidgetStatus( ConstraintResult status );
};