qgsquickvaluerelationlistmodel.h

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/***************************************************************************
  qgsquickvaluerelationlistmodel.h
  --------------------------------------
  Date                 : March 2020
  Copyright            : (C) 2020 by Martin Dobias
  Email                : wonder dot sk at gmail dot com
 ***************************************************************************
 *                                                                         *
 *   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 QGSQUICKVALUERELATIONLISTMODEL_H
#define QGSQUICKVALUERELATIONLISTMODEL_H
 
#include "qgis_quick.h"
 
#include <QAbstractListModel>
 
#include "qgsvaluerelationfieldformatter.h"
 
class QUICK_EXPORT QgsQuickValueRelationListModel : public QAbstractListModel
{
    Q_OBJECT
  public:
    QgsQuickValueRelationListModel( QObject *parent = nullptr );
 
    Q_INVOKABLE void populate( const QVariantMap &config, const QgsFeature &formFeature = QgsFeature() );
 
    Q_INVOKABLE QVariant keyForRow( int row ) const;
    Q_INVOKABLE int rowForKey( const QVariant &key ) const;
 
    int rowCount( const QModelIndex & ) const override;
    QVariant data( const QModelIndex &index, int role = Qt::DisplayRole ) const override;
 
  private:
    QgsValueRelationFieldFormatter::ValueRelationCache mCache;
};
 
#endif // QGSQUICKVALUERELATIONLISTMODEL_H