QGIS API Documentation  2.18.21-Las Palmas (9fba24a)
qgsvectorlayerselectionmanager.h
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1 /***************************************************************************
2  qgsvectorlayerselectionmanager.h
3  --------------------------------------
4  Date : 6.6.2013
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 QGSVECTORLAYERSELECTIONMANAGER_H
17 #define QGSVECTORLAYERSELECTIONMANAGER_H
18 
20 
21 class QgsVectorLayer;
22 
28 {
29  Q_OBJECT
30 
31  public:
32  explicit QgsVectorLayerSelectionManager( QgsVectorLayer* layer, QObject *parent = nullptr );
38  virtual int selectedFeatureCount() override;
39 
45  virtual void select( const QgsFeatureIds& ids ) override;
46 
52  virtual void deselect( const QgsFeatureIds& ids ) override;
53 
61  virtual void setSelectedFeatures( const QgsFeatureIds& ids ) override;
62 
69  virtual const QgsFeatureIds& selectedFeaturesIds() const override;
70 
71  private:
72  QgsVectorLayer* mLayer;
73 };
74 
75 #endif // QGSVECTORLAYERSELECTIONMANAGER_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.
Is an interface class to abstract feature selection handling.
Represents a vector layer which manages a vector based data sets.
virtual void select(const QgsFeatureIds &ids)=0
Select features.
virtual int selectedFeatureCount()=0
The number of features that are selected in this layer.