gradientcombobox.h

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// ----------------------------------------------------------------------------
// -                        CloudViewer: www.cloudViewer.org                  -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.cloudViewer.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
 
#pragma once
 
#include <QComboBox>
 
#include "../qPCL.h"
 
class QListWidgetItem;
namespace Widgets {
 
class GradientComboBoxPrivate;
class QPCL_ENGINE_LIB_API GradientComboBox : public QComboBox {
    Q_OBJECT
public:
    explicit GradientComboBox(QWidget* parent = nullptr);
    ~GradientComboBox();
 
    void setCurrentIndex(int index);
    int currentIndex() const;
 
    QString currentName() const;
    QColor currentColor1() const;
    QColor currentColor2() const;
 
    static QPair<QColor, QColor> colorPair(int index);
 
    void showPopup();
    void hidePopup();
 
signals:
    void colorsChanged(const QString& name,
                       const QColor& clr1,
                       const QColor& clr2);
 
protected:
    void paintEvent(QPaintEvent* e);
    void resizeEvent(QResizeEvent* e);
    QSize minimumSizeHint() const;
 
private slots:
    void onActivated(int index);
 
private:
    GradientComboBoxPrivate* d_ptr;
    Q_DISABLE_COPY(GradientComboBox)
};
 
}  // namespace Widgets