QGIS API Documentation  2.18.21-Las Palmas (9fba24a)
qgsgenericfeatureselectionmanager.h
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1 /***************************************************************************
2  qgsgenericfeatureselectionmgr.h
3  --------------------------------------
4  Date : 11.6.2013
5  Copyright : (C) 2013 Matthias Kuhn
6  Email : matthias at opengis dot ch
7  ***************************************************************************
8  * *
9  * This program is free software; you can redistribute it and/or modify *
10  * it under the terms of the GNU General Public License as published by *
11  * the Free Software Foundation; either version 2 of the License, or *
12  * (at your option) any later version. *
13  * *
14  ***************************************************************************/
15 
16 #ifndef QGSGENERICFEATURESELECTIONMANAGER_H
17 #define QGSGENERICFEATURESELECTIONMANAGER_H
18 
19 #include "qgsfeature.h"
21 
29 {
30  Q_OBJECT
31 
32  public:
33  explicit QgsGenericFeatureSelectionManager( QObject *parent = nullptr );
34  QgsGenericFeatureSelectionManager( const QgsFeatureIds& initialSelection, QObject *parent = nullptr );
35 
36  // QgsIFeatureSelection interface
37  virtual int selectedFeatureCount() override;
38  virtual void select( const QgsFeatureIds& ids ) override;
39  virtual void deselect( const QgsFeatureIds& ids ) override;
40  virtual void setSelectedFeatures( const QgsFeatureIds& ids ) override;
41  virtual const QgsFeatureIds& selectedFeaturesIds() const override;
42 
43  private:
44  QgsFeatureIds mSelectedFeatures;
45 };
46 
47 #endif // QGSGENERICFEATURESELECTIONMANAGER_H
virtual const QgsFeatureIds & selectedFeaturesIds() const =0
Return reference to identifiers of selected features.
virtual void setSelectedFeatures(const QgsFeatureIds &ids)=0
Change selection to the new set of features.
virtual void deselect(const QgsFeatureIds &ids)=0
Deselect features.
This selection manager synchronizes a local set of selected features with an attribute table...
Is an interface class to abstract feature selection handling.
virtual void select(const QgsFeatureIds &ids)=0
Select features.
virtual int selectedFeatureCount()=0
The number of features that are selected in this layer.