94 lines
2.4 KiB
C++
94 lines
2.4 KiB
C++
// QmlRadioButtonHelper.hxx - helper for QtQuick radio button impl
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//
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// Written by James Turner, started April 2018.
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//
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// Copyright (C) 2015 James Turner <james@flightgear.org>
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#include "QmlRadioButtonHelper.hxx"
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#include <QMetaObject>
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#include <QDebug>
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#include <QQmlEngine>
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QmlRadioButtonGroup::QmlRadioButtonGroup(QObject *parent) : QObject(parent)
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{
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}
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QmlRadioButtonGroupAttached* QmlRadioButtonGroup::qmlAttachedProperties(QObject *object)
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{
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return new QmlRadioButtonGroupAttached(object);
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}
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QObject *QmlRadioButtonGroup::selected() const
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{
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return m_selected;
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}
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void QmlRadioButtonGroup::setSelected(QObject *selected)
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{
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if (m_selected == selected)
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return;
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m_selected = selected;
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emit selectedChanged(m_selected);
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}
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QmlRadioButtonGroupAttached::QmlRadioButtonGroupAttached(QObject *pr) :
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QObject(pr)
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{
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}
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QmlRadioButtonGroup *QmlRadioButtonGroupAttached::group() const
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{
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return m_group;
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}
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bool QmlRadioButtonGroupAttached::isSelected() const
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{
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if (!m_group)
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return false;
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return (m_group->selected() == this);
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}
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void QmlRadioButtonGroupAttached::setGroup(QmlRadioButtonGroup *group)
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{
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if (m_group == group)
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return;
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if (m_group) {
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disconnect(m_group, &QmlRadioButtonGroup::selectedChanged,
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this, &QmlRadioButtonGroupAttached::onGroupSelectionChanged);
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}
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m_group = group;
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if (m_group) {
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connect(m_group, &QmlRadioButtonGroup::selectedChanged,
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this, &QmlRadioButtonGroupAttached::onGroupSelectionChanged);
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}
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emit groupChanged(m_group);
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emit isSelectedChanged(isSelected());
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}
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void QmlRadioButtonGroupAttached::onGroupSelectionChanged()
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{
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emit isSelectedChanged(isSelected());
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}
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