QGIS API Documentation  3.27.0-Master (597e8eebd4)
qgslayertreeviewitemdelegate.h
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1 /***************************************************************************
2  qgslayertreeviewitemdelegate.h
3  --------------------------------------
4  Date : January 2018
5  Copyright : (C) 2018 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 QGSLAYERTREEVIEWITEMDELEGATE_H
17 #define QGSLAYERTREEVIEWITEMDELEGATE_H
18 
19 #include "qgis_sip.h"
20 
22 
24 
25 //
26 // W A R N I N G
27 // -------------
28 //
29 // This file is not part of the QGIS API. It exists purely as an
30 // implementation detail. This header file may change from version to
31 // version without notice, or even be removed.
32 //
33 
34 class QgsLayerTreeView;
35 
36 #include "qgsproxystyle.h"
37 #include <QStyledItemDelegate>
38 
42 class QgsLayerTreeViewProxyStyle : public QgsProxyStyle
43 {
44  Q_OBJECT
45 
46  public:
47  explicit QgsLayerTreeViewProxyStyle( QgsLayerTreeView *treeView );
48 
49  QRect subElementRect( SubElement element, const QStyleOption *option, const QWidget *widget ) const override;
50 
51  static const auto SE_LayerTreeItemIndicator = SE_CustomBase + 1;
52 
53  private:
54  QgsLayerTreeView *mLayerTreeView;
55 };
56 
57 
61 class QgsLayerTreeViewItemDelegate : public QStyledItemDelegate
62 {
63  Q_OBJECT
64  public:
65  explicit QgsLayerTreeViewItemDelegate( QgsLayerTreeView *parent );
66 
67  void paint( QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index ) const override;
68 
69  bool helpEvent( QHelpEvent *event, QAbstractItemView *view, const QStyleOptionViewItem &option, const QModelIndex &index ) override;
70 
71  private slots:
72  void onClicked( const QModelIndex &index );
73 
74  private:
75  QgsLayerTreeView *mLayerTreeView;
76 };
77 
79 
80 #endif // QGSLAYERTREEVIEWITEMDELEGATE_H
The QgsLayerTreeView class extends QTreeView and provides some additional functionality when working ...
A QProxyStyle subclass which correctly sets the base style to match the QGIS application style,...
Definition: qgsproxystyle.h:31
#define SIP_NO_FILE