QGIS API Documentation  3.22.4-Białowieża (ce8e65e95e)
qgscolordialog.h
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1 /***************************************************************************
2  qgscolordialog.h - color selection dialog
3 
4  ---------------------
5  begin : March 19, 2013
6  copyright : (C) 2013 by Larry Shaffer
7  email : larrys at dakcarto dot com
8  ***************************************************************************
9  * *
10  * This program is free software; you can redistribute it and/or modify *
11  * it under the terms of the GNU General Public License as published by *
12  * the Free Software Foundation; either version 2 of the License, or *
13  * (at your option) any later version. *
14  * *
15  ***************************************************************************/
16 
17 #ifndef QGSCOLORDIALOG_H
18 #define QGSCOLORDIALOG_H
19 
20 #include <QColorDialog>
21 #include "ui_qgscolordialog.h"
22 #include "qgis_gui.h"
23 #include "qgis_sip.h"
24 #include "qgshelp.h"
25 
26 class QColor;
27 
36 class GUI_EXPORT QgsColorDialog : public QDialog, private Ui::QgsColorDialogBase
37 {
38 
39  Q_OBJECT
40 
41  public:
42 
49  QgsColorDialog( QWidget *parent SIP_TRANSFERTHIS = nullptr, Qt::WindowFlags fl = QgsGuiUtils::ModalDialogFlags,
50  const QColor &color = QColor() );
51 
56  QColor color() const;
57 
62  void setTitle( const QString &title );
63 
70  void setAllowOpacity( bool allowOpacity );
71 
80  static QColor getColor( const QColor &initialColor, QWidget *parent, const QString &title = QString(),
81  bool allowOpacity = false );
82 
83  signals:
84 
89  void currentColorChanged( const QColor &color );
90 
91  public slots:
92 
97  void setColor( const QColor &color );
98 
99  protected:
100 
101  void closeEvent( QCloseEvent *e ) override;
102 
103  private slots:
104 
105  void mButtonBox_accepted();
106  void mButtonBox_rejected();
107  void mButtonBox_clicked( QAbstractButton *button );
108  void discardColor();
109  void showHelp();
110 
111  private:
112 
113  QColor mPreviousColor;
114 
115  bool mAllowOpacity = true;
116 
117 };
118 
119 #endif // #ifndef QGSCOLORDIALOG_H
A custom QGIS dialog for selecting a color.
void currentColorChanged(const QColor &color)
Emitted when the dialog's color changes.
#define SIP_TRANSFERTHIS
Definition: qgis_sip.h:53