QGIS API Documentation 3.29.0-Master (ade4f0cf0f)
qgscustomlayerorderwidget.h
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1/***************************************************************************
2 qgscustomlayerorderwidget.h
3 --------------------------------------
4 Date : May 2014
5 Copyright : (C) 2014 by Martin Dobias
6 Email : wonder dot sk at gmail 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
16#ifndef QGSCUSTOMLAYERORDERWIDGET_H
17#define QGSCUSTOMLAYERORDERWIDGET_H
18
19#include <QWidget>
20#include "qgis.h"
21#include <QAbstractListModel>
22#include "qgis_gui.h"
23
24class CustomLayerOrderModel;
27class QgsMapLayer;
28
29class QCheckBox;
30class QListView;
31
43class GUI_EXPORT QgsCustomLayerOrderWidget : public QWidget
44{
45 Q_OBJECT
46 public:
47
49 explicit QgsCustomLayerOrderWidget( QgsLayerTreeMapCanvasBridge *bridge, QWidget *parent SIP_TRANSFERTHIS = nullptr );
50
51 signals:
52
53 private slots:
54 void bridgeHasCustomLayerOrderChanged( bool state );
55 void bridgeCustomLayerOrderChanged();
57 void nodeVisibilityChanged( QgsLayerTreeNode *node );
58
59 void modelUpdated();
60
61 private:
62 QgsLayerTreeMapCanvasBridge *mBridge = nullptr;
63
64 QCheckBox *mChkOverride = nullptr;
65 CustomLayerOrderModel *mModel = nullptr;
66 QListView *mView = nullptr;
67};
68
69
70#ifndef SIP_RUN
72class CustomLayerOrderModel : public QAbstractListModel
73{
74 Q_OBJECT
75
76 public:
77 CustomLayerOrderModel( QgsLayerTreeMapCanvasBridge *bridge, QObject *parent = nullptr );
78
79 int rowCount( const QModelIndex & ) const override;
80
81 QVariant data( const QModelIndex &index, int role ) const override;
82
83 bool setData( const QModelIndex &index, const QVariant &value, int role ) override;
84
85 Qt::ItemFlags flags( const QModelIndex &index ) const override;
86
87 Qt::DropActions supportedDropActions() const override;
88
89 QStringList mimeTypes() const override;
90
91 QMimeData *mimeData( const QModelIndexList &indexes ) const override;
92
93 bool dropMimeData( const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent ) override;
94
95 bool removeRows( int row, int count, const QModelIndex &parent ) override;
96
97 void refreshModel( const QList<QgsMapLayer *> &order );
98
99 QStringList order() const { return mOrder; }
100
101 void updateLayerVisibility( const QString &layerId );
102
103 protected:
104 QgsLayerTreeMapCanvasBridge *mBridge = nullptr;
105 QStringList mOrder;
106};
108#endif
109
110#endif // QGSCUSTOMLAYERORDERWIDGET_H
The QgsCustomLayerOrderWidget class provides a list box where the user can define custom order for dr...
The QgsLayerTreeMapCanvasBridge class takes care of updates of layer set for QgsMapCanvas from a laye...
This class is a base class for nodes in a layer tree.
Base class for all map layer types.
Definition: qgsmaplayer.h:73
#define SIP_TRANSFERTHIS
Definition: qgis_sip.h:53