qgscolordialog.h

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/***************************************************************************
    qgscolordialog.h - color selection dialog
 
    ---------------------
    begin                : March 19, 2013
    copyright            : (C) 2013 by Larry Shaffer
    email                : larrys at dakcarto dot com
 ***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
 
#ifndef QGSCOLORDIALOG_H
#define QGSCOLORDIALOG_H
 
#include "ui_qgscolordialog.h"
 
#include "qgis_gui.h"
#include "qgis_sip.h"
#include "qgsguiutils.h"
 
#include <QColorDialog>
 
class QColor;

 
class GUI_EXPORT QgsColorDialog : public QDialog, private Ui::QgsColorDialogBase
{
    Q_OBJECT
 
  public:
    QgsColorDialog( QWidget *parent SIP_TRANSFERTHIS = nullptr, Qt::WindowFlags fl = QgsGuiUtils::ModalDialogFlags, const QColor &color = QColor() );

    QColor color() const;

    void setTitle( const QString &title );

    void setAllowOpacity( bool allowOpacity );

    static QColor getColor( const QColor &initialColor, QWidget *parent, const QString &title = QString(), bool allowOpacity = false );
 
  signals:

    void currentColorChanged( const QColor &color );
 
  public slots:

    void setColor( const QColor &color );
 
  protected:
    void closeEvent( QCloseEvent *e ) override;
 
  private slots:
 
    void mButtonBox_accepted();
    void mButtonBox_rejected();
    void mButtonBox_clicked( QAbstractButton *button );
    void discardColor();
    void showHelp();
 
  private:
    QColor mPreviousColor;
 
    bool mAllowOpacity = true;
};
 
#endif // #ifndef QGSCOLORDIALOG_H