QGIS API Documentation  3.21.0-Master (5b68dc587e)
qgssymbollevelsdialog.h
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1 /***************************************************************************
2  qgssymbollevelsdialog.h
3  ---------------------
4  begin : November 2009
5  copyright : (C) 2009 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 #ifndef QGSSYMBOLLEVELSDIALOG_H
16 #define QGSSYMBOLLEVELSDIALOG_H
17 
18 #include <QDialog>
19 #include "qgis_sip.h"
20 #include <QList>
21 #include <QItemDelegate>
22 
23 #include "qgshelp.h"
24 #include "qgspanelwidget.h"
25 #include "qgsrenderer.h"
26 
27 #include "ui_qgssymbollevelsdialogbase.h"
28 #include "qgis_gui.h"
29 
37 class GUI_EXPORT QgsSymbolLevelsWidget : public QgsPanelWidget, private Ui::QgsSymbolLevelsDialogBase
38 {
39  Q_OBJECT
40  public:
41 
45  QgsSymbolLevelsWidget( QgsFeatureRenderer *renderer, bool usingSymbolLevels, QWidget *parent SIP_TRANSFERTHIS = nullptr );
46 
52  QgsSymbolLevelsWidget( const QgsLegendSymbolList &symbols, bool usingSymbolLevels, QWidget *parent SIP_TRANSFERTHIS = nullptr );
53 
55  bool usingLevels() const;
56 
62  QgsLegendSymbolList symbolLevels() const;
63 
68  void setForceOrderingEnabled( bool enabled );
69 
70  public slots:
71 
77  Q_DECL_DEPRECATED void apply() SIP_DEPRECATED;
78 
79  private slots:
80  void updateUi();
81 
82  void renderingPassChanged( int row, int column );
83 
84  private:
85  void populateTable();
86  void setDefaultLevels();
87 
89  int mMaxLayers = 0;
90 
91  QgsFeatureRenderer *mRenderer = nullptr;
92  QgsLegendSymbolList mLegendSymbols;
93 
95  bool mForceOrderingEnabled = false;
96 };
97 
98 
105 class GUI_EXPORT QgsSymbolLevelsDialog : public QDialog
106 {
107  Q_OBJECT
108  public:
109 
111  QgsSymbolLevelsDialog( QgsFeatureRenderer *renderer, bool usingSymbolLevels, QWidget *parent SIP_TRANSFERTHIS = nullptr );
112 
113  // used by rule-based renderer (to hide checkbox to enable/disable ordering)
114  void setForceOrderingEnabled( bool enabled );
115 
121  bool usingLevels() const;
122 
128  QgsLegendSymbolList symbolLevels() const;
129 
130  private:
131 
132  QgsSymbolLevelsWidget *mWidget = nullptr;
133 
134  private slots:
135 
136  void showHelp();
137 };
138 
139 #ifndef SIP_RUN
141 
142 // delegate used from Qt Spin Box example
143 class SpinBoxDelegate : public QItemDelegate
144 {
145  Q_OBJECT
146 
147  public:
148  explicit SpinBoxDelegate( QObject *parent = nullptr ) : QItemDelegate( parent ) {}
149 
150  QWidget *createEditor( QWidget *parent, const QStyleOptionViewItem & /*option*/, const QModelIndex &/*index*/ ) const override;
151 
152  void setEditorData( QWidget *editor, const QModelIndex &index ) const override;
153 
154  void setModelData( QWidget *editor, QAbstractItemModel *model, const QModelIndex &index ) const override;
155 
156  void updateEditorGeometry( QWidget *editor, const QStyleOptionViewItem &option, const QModelIndex & /*index*/ ) const override;
157 
158 };
159 
161 #endif
162 
163 #endif // QGSSYMBOLLEVELSDIALOG_H
Base class for any widget that can be shown as a inline panel.
A dialog which allows the user to modify the rendering order of symbol layers.
A widget which allows the user to modify the rendering order of symbol layers.
#define SIP_DEPRECATED
Definition: qgis_sip.h:106
#define SIP_TRANSFERTHIS
Definition: qgis_sip.h:53
QList< QgsLegendSymbolItem > QgsLegendSymbolList