QGIS API Documentation  3.21.0-Master (5b68dc587e)
qgspolymorphicrelation_p.h
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1 /***************************************************************************
2  qgspolymorphicrelation_p.h
3  --------------------------
4  begin : December 2020
5  copyright : (C) 2020 Ivan Ivanov
6  email : [email protected]
7  ***************************************************************************/
8 
9 /***************************************************************************
10  * *
11  * This program is free software; you can redistribute it and/or modify *
12  * it under the terms of the GNU General Public License as published by *
13  * the Free Software Foundation; either version 2 of the License, or *
14  * (at your option) any later version. *
15  * *
16  ***************************************************************************/
17 #ifndef QGSPOLYMORPHICRELATION_P_H
18 #define QGSPOLYMORPHICRELATION_P_H
19 
20 #define SIP_NO_FILE
21 
23 
24 //
25 // W A R N I N G
26 // -------------
27 //
28 // This file is not part of the QGIS API. It exists purely as an
29 // implementation detail. This header file may change from version to
30 // version without notice, or even be removed.
31 //
32 
33 #include "qgspolymorphicrelation.h"
34 #include "qgsrelation.h"
35 
36 #include <QSharedData>
37 #include <QPointer>
38 
39 class QgsPolymorphicRelationPrivate : public QSharedData
40 {
41  public:
42  QgsPolymorphicRelationPrivate() = default;
43 
45  QString mRelationId;
47  QString mRelationName;
49  QString mReferencingLayerId;
51  QPointer<QgsVectorLayer> mReferencingLayer;
53  QString mReferencedLayerField;
55  QString mReferencedLayerExpression;
57  QStringList mReferencedLayerIds;
58 
65  QList< QgsRelation::FieldPair > mFieldPairs;
66 
68  QMap<QString, QgsVectorLayer *> mReferencedLayersMap;
69 
71  QgsRelation::RelationStrength mRelationStrength;
72 
74  bool mValid = false;
75 };
76 
78 
79 #endif // QGSPOLYMORPHICRELATION_P_H
RelationStrength
enum for the relation strength Association, Composition
Definition: qgsrelation.h:71