qgspolymorphicrelation_p.h

Go to the documentation of this file.

/***************************************************************************
               qgspolymorphicrelation_p.h
               --------------------------
    begin                : December 2020
    copyright            : (C) 2020 Ivan Ivanov
    email                : ivan@opengis.ch
 ***************************************************************************/
 
/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
#ifndef QGSPOLYMORPHICRELATION_P_H
#define QGSPOLYMORPHICRELATION_P_H
 
#define SIP_NO_FILE
 
 
//
//  W A R N I N G
//  -------------
//
// This file is not part of the QGIS API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
 
#include "qgis.h"
#include "qgsrelation.h"
 
#include <QSharedData>
#include <QPointer>
 
class QgsVectorLayer;
 
class QgsPolymorphicRelationPrivate : public QSharedData
{
  public:
    QgsPolymorphicRelationPrivate() = default;
 
    QString mRelationId;
    QString mRelationName;
    QString mReferencingLayerId;
    QPointer<QgsVectorLayer> mReferencingLayer;
    QString mReferencedLayerField;
    QString mReferencedLayerExpression;
    QStringList mReferencedLayerIds;
 
    QList< QgsRelation::FieldPair > mFieldPairs;
 
    QMap<QString, QgsVectorLayer *> mReferencedLayersMap;
 
    Qgis::RelationshipStrength mRelationStrength = Qgis::RelationshipStrength::Association;
 
    bool mValid = false;
};
 
 
#endif // QGSPOLYMORPHICRELATION_P_H