obs-studio/shared/qt/icon-label/IconLabel.hpp

/******************************************************************************
    Copyright (C) 2024 by Sebastian Beckmann

    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.

    This program 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 General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/

#pragma once

#include <QIcon>
#include <QLabel>

/**
 * Widget to be used if a label is to be supplied a QIcon instead of a QPixmap,
 * specifically so that qproperty-icon QSS styling works on it without having to
 * first convert the icon to a fixed size PNG and then setting qproperty-pixmap
 * in addition to the qproperty-icon statements.
 */
class IconLabel : public QLabel {
	Q_OBJECT
	Q_PROPERTY(QIcon icon READ icon WRITE setIcon)
	Q_PROPERTY(int iconSize READ iconSize WRITE setIconSize)

public:
	inline IconLabel(QWidget *parent = nullptr) : QLabel(parent), m_icon(), m_iconSize(16) {}

	inline QIcon icon() const { return m_icon; }
	void setIcon(const QIcon &icon)
	{
		m_icon = icon;
		QLabel::setPixmap(icon.pixmap(m_iconSize));
	}

	inline int iconSize() const { return m_iconSize; }
	void setIconSize(int newSize) { m_iconSize = newSize; }

private:
	QIcon m_icon;
	int m_iconSize;
};