text: /****************************************************************************
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  ** Copyright (C) 2016 The Qt Company Ltd.
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  ** This file is part of the QtWidgets module of the Qt Toolkit.
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  ** accordance with the commercial license agreement provided with the
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  ****************************************************************************/
  
  #ifndef QCOLORDIALOG_H
  #define QCOLORDIALOG_H
  
  #include <QtWidgets/qtwidgetsglobal.h>
  
  #include <QtWidgets/qdialog.h>
  
  QT_REQUIRE_CONFIG(colordialog);
  
  QT_BEGIN_NAMESPACE
  
  class QColorDialogPrivate;
  
  class Q_WIDGETS_EXPORT QColorDialog : public QDialog
  {
      Q_OBJECT
      Q_DECLARE_PRIVATE(QColorDialog)
      Q_PROPERTY(QColor currentColor READ currentColor WRITE setCurrentColor
                 NOTIFY currentColorChanged)
      Q_PROPERTY(ColorDialogOptions options READ options WRITE setOptions)
  
  public:
      enum ColorDialogOption {
          ShowAlphaChannel    = 0x00000001,
          NoButtons           = 0x00000002,
          DontUseNativeDialog = 0x00000004
      };
      Q_ENUM(ColorDialogOption)
  
      Q_DECLARE_FLAGS(ColorDialogOptions, ColorDialogOption)
  
      explicit QColorDialog(QWidget *parent = nullptr);
      explicit QColorDialog(const QColor &initial, QWidget *parent = nullptr);
      ~QColorDialog();
  
      void setCurrentColor(const QColor &color);
      QColor currentColor() const;
  
      QColor selectedColor() const;
  
      void setOption(ColorDialogOption option, bool on = true);
      bool testOption(ColorDialogOption option) const;
      void setOptions(ColorDialogOptions options);
      ColorDialogOptions options() const;
  
      using QDialog::open;
      void open(QObject *receiver, const char *member);
  
      void setVisible(bool visible) override;
  
      static QColor getColor(const QColor &initial = Qt::white,
                             QWidget *parent = nullptr,
                             const QString &title = QString(),
                             ColorDialogOptions options = ColorDialogOptions());
  
  #if QT_DEPRECATED_SINCE(5, 12)
      QT_DEPRECATED_X("Use getColor()") static QRgb getRgba(QRgb rgba = 0xffffffff, bool *ok = nullptr, QWidget *parent = nullptr);
  #endif
  
      static int customCount();
      static QColor customColor(int index);
      static void setCustomColor(int index, QColor color);
      static QColor standardColor(int index);
      static void setStandardColor(int index, QColor color);
  
  Q_SIGNALS:
      void currentColorChanged(const QColor &color);
      void colorSelected(const QColor &color);
  
  protected:
      void changeEvent(QEvent *event) override;
      void done(int result) override;
  
  private:
      Q_DISABLE_COPY(QColorDialog)
  
      Q_PRIVATE_SLOT(d_func(), void _q_addCustom())
      Q_PRIVATE_SLOT(d_func(), void _q_newHsv(int h, int s, int v))
      Q_PRIVATE_SLOT(d_func(), void _q_newColorTypedIn(QRgb rgb))
      Q_PRIVATE_SLOT(d_func(), void _q_nextCustom(int, int))
      Q_PRIVATE_SLOT(d_func(), void _q_newCustom(int, int))
      Q_PRIVATE_SLOT(d_func(), void _q_newStandard(int, int))
      Q_PRIVATE_SLOT(d_func(), void _q_pickScreenColor())
      Q_PRIVATE_SLOT(d_func(), void _q_updateColorPicking())
  };
  
  Q_DECLARE_OPERATORS_FOR_FLAGS(QColorDialog::ColorDialogOptions)
  
  QT_END_NAMESPACE
  
  #endif // QCOLORDIALOG_H
  