QGIS API Documentation 3.40.0-Bratislava (b56115d8743)
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qgssymbollayerselectionwidget.h
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1/***************************************************************************
2 qgssymbollayerselectionwidget.h
3 ---------------------
4 begin : July 2019
5 copyright : (C) 2019 by Hugo Mercier
6 email : hugo dot mercier at oslandia dot com
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#ifndef QGSSYMBOLLAYERSELECTIONWIDGET_H
16#define QGSSYMBOLLAYERSELECTIONWIDGET_H
17
18// We don't want to expose this in the public API
19#define SIP_NO_FILE
20
21#include <QWidget>
22#include "qgis_sip.h"
23#include "qgis_gui.h"
25
26class QTreeWidget;
27class QTreeWidgetItem;
28class QgsVectorLayer;
29
37class GUI_EXPORT QgsSymbolLayerSelectionWidget : public QWidget
38{
39 Q_OBJECT
40 public:
42 explicit QgsSymbolLayerSelectionWidget( QWidget *parent = nullptr );
43
45 void setLayer( const QgsVectorLayer *layer );
46
48 QSet<QString> selection() const;
49
51 void setSelection( const QSet<QString> &sel );
52
53 signals:
55 void changed();
56
57 private:
59 QTreeWidget *mTree;
61 const QgsVectorLayer *mLayer = nullptr;
62
63 // Mapping between symbol layer id and tree elements
64 QHash<QString, QTreeWidgetItem *> mItems;
65
66 friend class TestQgsMaskingWidget;
67};
68
69#endif
A widget that allows the selection of a list of symbol layers from a layer.
void changed()
Signal emitted when something the configuration is changed.
Represents a vector layer which manages a vector based data sets.