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/****************************************************************************
**
** Copyright (C) 2019 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Design Tooling
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#include "colorcontrol.h"
#include <QColorDialog>
#include <QEvent>
#include <QHelpEvent>
#include <QPainter>
#include <QToolTip>
namespace DesignTools {
ColorControl::ColorControl()
: QWidget(nullptr)
, m_color(Qt::black)
{
setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
setFixedHeight(20);
}
ColorControl::ColorControl(const QColor &color, QWidget *parent)
: QWidget(parent)
, m_color(color)
{
setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
setFixedHeight(20);
}
ColorControl::~ColorControl() = default;
QColor ColorControl::value() const
{
return m_color;
}
void ColorControl::setValue(const QColor &val)
{
m_color = val;
}
bool ColorControl::event(QEvent *event)
{
if (event->type() == QEvent::ToolTip) {
if (auto helpEvent = static_cast<const QHelpEvent *>(event)) {
QToolTip::showText(helpEvent->globalPos(), m_color.name());
return true;
}
}
return QWidget::event(event);
}
void ColorControl::paintEvent(QPaintEvent *event)
{
QPainter painter(this);
painter.fillRect(event->rect(), m_color);
}
void ColorControl::mouseReleaseEvent(QMouseEvent *event)
{
QColor color = QColorDialog::getColor(m_color, this);
event->accept();
if (color != m_color) {
m_color = color;
update();
emit valueChanged();
}
}
void ColorControl::mousePressEvent(QMouseEvent *event)
{
// Required if embedded in a QGraphicsProxywidget
// in order to call mouseRelease properly.
QWidget::mousePressEvent(event);
event->accept();
}
} // End namespace DesignTools.
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