qgssymbollayerselectionwidget.h

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/***************************************************************************
    qgssymbollayerselectionwidget.h
    ---------------------
    begin                : July 2019
    copyright            : (C) 2019 by Hugo Mercier
    email                : hugo dot mercier at oslandia 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 QGSSYMBOLLAYERSELECTIONWIDGET_H
#define QGSSYMBOLLAYERSELECTIONWIDGET_H
 
// We don't want to expose this in the public API
#define SIP_NO_FILE
 
#include <QWidget>
#include "qgis_sip.h"
#include "qgis_gui.h"
#include "qgssymbollayerreference.h"
 
class QTreeWidget;
class QTreeWidgetItem;
class QgsVectorLayer;
 
class GUI_EXPORT QgsSymbolLayerSelectionWidget : public QWidget
{
    Q_OBJECT
  public:
    explicit QgsSymbolLayerSelectionWidget( QWidget *parent = nullptr );
 
    void setLayer( const QgsVectorLayer *layer );
 
    QSet<QString> selection() const;
 
    void setSelection( const QSet<QString> &sel );
 
  signals:
    void changed();
 
  private:
    QTreeWidget *mTree;
    const QgsVectorLayer *mLayer = nullptr;
 
    // Mapping between symbol layer id and tree elements
    QHash<QString, QTreeWidgetItem *> mItems;
};
 
#endif