qgsfieldformatterregistry.h

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/***************************************************************************
  qgsfieldformatterregistry.h - QgsFieldFormatterRegistry
 
 ---------------------
 begin                : 2.12.2016
 copyright            : (C) 2016 by Matthias Kuhn
 email                : [email protected]
 ***************************************************************************
 *                                                                         *
 *   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 QGSFIELDKITREGISTRY_H
#define QGSFIELDKITREGISTRY_H
 
#include <QHash>
#include <QString>
#include <QObject>
 
#include "qgis_sip.h"
#include "qgis_core.h"
 
class QgsFieldFormatter;
class QgsVectorLayer;
 
class CORE_EXPORT QgsFieldFormatterRegistry : public QObject
{
    Q_OBJECT
 
  public:
 
    explicit QgsFieldFormatterRegistry( QObject *parent SIP_TRANSFERTHIS = nullptr );
    ~QgsFieldFormatterRegistry() override;
 
    void addFieldFormatter( QgsFieldFormatter *formatter SIP_TRANSFER );
 
    void removeFieldFormatter( QgsFieldFormatter *formatter );
 
    void removeFieldFormatter( const QString &id );
 
    QgsFieldFormatter *fieldFormatter( const QString &id ) const;
 
    QgsFieldFormatter *fallbackFieldFormatter() const;
 
  signals:
 
    void fieldFormatterAdded( QgsFieldFormatter *formatter );
 
    void fieldFormatterRemoved( QgsFieldFormatter *formatter );
 
  private:
    QHash<QString, QgsFieldFormatter *> mFieldFormatters;
    QgsFieldFormatter *mFallbackFieldFormatter = nullptr;
};
 
#endif // QGSFIELDKITREGISTRY_H