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+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the Qt Quick Templates 2 module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL3$
+** 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 http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qquickroundbutton_p.h"
+
+#include <QtQuickTemplates2/private/qquickbutton_p_p.h>
+
+QT_BEGIN_NAMESPACE
+
+/*!
+ \qmltype RoundButton
+ \inherits Button
+ \instantiates QQuickRoundButton
+ \inqmlmodule QtQuick.Controls
+ \since 5.8
+ \ingroup qtquickcontrols2-buttons
+ \brief A push-button control with rounded corners that can be clicked by the user.
+
+ \image qtquickcontrols2-roundbutton.png
+
+ RoundButton is identical to \l Button, except that it has a \l radius property
+ which allows the corners to be rounded without having to customize the
+ \l background.
+
+ \snippet qtquickcontrols2-roundbutton.qml 1
+
+ \sa {Customizing RoundButton}, {Button Controls}
+*/
+
+class QQuickRoundButtonPrivate : public QQuickButtonPrivate
+{
+ Q_DECLARE_PUBLIC(QQuickRoundButton)
+
+public:
+ QQuickRoundButtonPrivate();
+
+ qreal radius;
+ bool explicitRadius;
+
+ void setRadius(qreal newRadius = -1.0);
+};
+
+QQuickRoundButtonPrivate::QQuickRoundButtonPrivate() :
+ radius(0),
+ explicitRadius(false)
+{
+}
+
+void QQuickRoundButtonPrivate::setRadius(qreal newRadius)
+{
+ Q_Q(QQuickRoundButton);
+ const qreal oldRadius = radius;
+ if (newRadius < 0)
+ radius = qMax<qreal>(0, qMin(width, height) / 2);
+ else
+ radius = newRadius;
+
+ if (!qFuzzyCompare(radius, oldRadius))
+ emit q->radiusChanged();
+}
+
+QQuickRoundButton::QQuickRoundButton(QQuickItem *parent) :
+ QQuickButton(*(new QQuickRoundButtonPrivate), parent)
+{
+}
+
+/*!
+ \qmlproperty real QtQuick.Controls::RoundButton::radius
+
+ This property holds the radius of the button.
+
+ To create a relatively square button that has slightly rounded corners,
+ use a small value, such as \c 3.
+
+ To create a completely circular button (the default), use a value that is
+ equal to half of the width or height of the button, and make the button's
+ width and height identical.
+
+ To reset this property back to the default value, set its value to
+ \c undefined.
+*/
+qreal QQuickRoundButton::radius() const
+{
+ Q_D(const QQuickRoundButton);
+ return d->radius;
+}
+
+void QQuickRoundButton::setRadius(qreal radius)
+{
+ Q_D(QQuickRoundButton);
+ d->explicitRadius = true;
+ d->setRadius(radius);
+}
+
+void QQuickRoundButton::resetRadius()
+{
+ Q_D(QQuickRoundButton);
+ d->explicitRadius = false;
+ d->setRadius();
+}
+
+void QQuickRoundButton::geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry)
+{
+ Q_D(QQuickRoundButton);
+ QQuickControl::geometryChanged(newGeometry, oldGeometry);
+ if (!d->explicitRadius)
+ d->setRadius();
+}
+
+QT_END_NAMESPACE