colorbutton.h

//------------------------------------------------------------------------------
// colorbutton.h
//------------------------------------------------------------------------------
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
// 02110-1301  USA
//
//------------------------------------------------------------------------------
// Copyright (C) 2010 "Zalewa" <zalewapl@gmail.com>
//------------------------------------------------------------------------------
#ifndef __COLORBUTTON_H__
#define __COLORBUTTON_H__

#include <QPushButton>

class ColorButton : public QPushButton
{
        Q_OBJECT

public:
        ColorButton(QWidget *parent = nullptr);

        QString colorHtml() const;
        const QColor &colorQ() const
        {
                return color;
        }
        unsigned colorUnsigned() const;

        void setColor(unsigned colorValue);
        void setColorHtml(const QString &colorHtml);
        QSize sizeHint() const override;

signals:
        void colorUpdated(QColor oldColor, const QColor &newColor);

protected:
        QColor color;

        void updateAppearance();

        void updateColor(const QColor &newColor);

protected slots:
        void thisClicked();
};

#endif