/usr/include/qgis/qgsfeatureselectionmodel.h is in libqgis-dev 2.14.11+dfsg-3+deb9u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 | #ifndef QGSFEATURESELECTIONMODEL_H
#define QGSFEATURESELECTIONMODEL_H
#include <QItemSelectionModel>
#include "qgsfeature.h"
class QgsVectorLayer;
class QgsFeatureModel;
class QgsIFeatureSelectionManager;
class GUI_EXPORT QgsFeatureSelectionModel : public QItemSelectionModel
{
Q_OBJECT
public:
explicit QgsFeatureSelectionModel( QAbstractItemModel* model, QgsFeatureModel* featureModel, QgsIFeatureSelectionManager* featureSelectionHandler, QObject* parent );
/**
* Enables or disables synchronisation to the {@link QgsVectorLayer}
* When synchronisation is disabled, any selection change will be buffered inside this selection model.
* When enabled, any buffered changes are communicated to the layer and the buffer is emptied.
* Mainly to be used for performance reasons, because selection change on the layer can cost time as it
* repaints the layer.
*
* @param enable The synchronisation status to set.
*/
void enableSync( bool enable );
/**
* Returns the selection status of a given feature id.
*
* @param fid The featureid to determine the selection status of
*
* @return The selection status
*/
virtual bool isSelected( QgsFeatureId fid );
/**
* Returns the selection status of a given QModelIndex.
*
* @param index The index to determine the selection status of
*
* @return The selection status
*/
virtual bool isSelected( const QModelIndex& index );
signals:
/**
* Request a repaint of a list of model indexes.
* Views using this model should connect to and properly process this signal.
*
* @param indexes The model indexes which need to be repainted
*/
void requestRepaint( const QModelIndexList& indexes );
/**
* Request a repaint of the visible items of connected views.
* Views using this model should connect to and properly process this signal.
*/
void requestRepaint();
public slots:
/**
* Overwritten to do NOTHING (we handle selection ourselves)
*
* @see selectFeatures( const QItemSelection&, SelectionFlags )
*/
virtual void select( const QModelIndex &index, SelectionFlags command ) override { Q_UNUSED( index ); Q_UNUSED( command ); }
/**
* Overwritten to do NOTHING (we handle selection ourselves)
*
* @see selectFeatures( const QItemSelection&, SelectionFlags )
*/
virtual void select( const QItemSelection &selection, SelectionFlags command ) override { Q_UNUSED( selection ); Q_UNUSED( command ); }
/**
* Select features on this table. Is to be used in favor of the stock select methods.
*
* @param selection The QItemSelection which will be selected
* @param command The command to apply. Select, Deselect and ClearAndSelect are processed.
*/
virtual void selectFeatures( const QItemSelection &selection, const SelectionFlags& command );
virtual void setFeatureSelectionManager( QgsIFeatureSelectionManager* featureSelectionManager );
private slots:
virtual void layerSelectionChanged( const QgsFeatureIds& selected, const QgsFeatureIds& deselected, bool clearAndSelect );
private:
QModelIndexList expandIndexToRow( const QModelIndex& index ) const;
private:
QgsFeatureModel* mFeatureModel;
QgsIFeatureSelectionManager* mFeatureSelectionManager;
bool mSyncEnabled;
//! If sync is disabled
//! Holds a list of newly selected features which will be synced when re-enabled
QgsFeatureIds mSelectedBuffer;
//! If sync is disabled
//! Holds a list of newly deselected features which will be synced when re-enabled
QgsFeatureIds mDeselectedBuffer;
//! If sync is disabled
//! Is set to true, if a clear and select operation should be performed before syncing
bool mClearAndSelectBuffer;
};
#endif // QGSFEATURESELECTIONMODEL_H
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