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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtQml module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 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.LGPL3 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-3.0.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 (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** 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-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qqmlvaluetypeproxybinding_p.h"
QT_BEGIN_NAMESPACE
QQmlValueTypeProxyBinding::QQmlValueTypeProxyBinding(QObject *o, QQmlPropertyIndex index)
: QQmlAbstractBinding(),
m_bindings(nullptr)
{
m_target = o;
m_targetIndex = index;
}
QQmlValueTypeProxyBinding::~QQmlValueTypeProxyBinding()
{
QQmlAbstractBinding *binding = m_bindings.data();
while (binding) {
binding->setAddedToObject(false);
binding = binding->nextBinding();
}
}
void QQmlValueTypeProxyBinding::setEnabled(bool e, QQmlPropertyData::WriteFlags flags)
{
QQmlAbstractBinding *b = m_bindings.data();
while (b) {
b->setEnabled(e, flags);
b = b->nextBinding();
}
}
bool QQmlValueTypeProxyBinding::isValueTypeProxy() const
{
return true;
}
QQmlAbstractBinding *QQmlValueTypeProxyBinding::subBindings() const
{
return m_bindings.data();
}
QQmlAbstractBinding *QQmlValueTypeProxyBinding::binding(QQmlPropertyIndex propertyIndex) const
{
QQmlAbstractBinding *binding = m_bindings.data();
while (binding && binding->targetPropertyIndex() != propertyIndex)
binding = binding->nextBinding();
return binding;
}
/*!
Removes a collection of bindings, corresponding to the set bits in \a mask.
*/
void QQmlValueTypeProxyBinding::removeBindings(quint32 mask)
{
QQmlAbstractBinding *binding = m_bindings.data();
QQmlAbstractBinding *lastBinding = nullptr;
while (binding) {
const int valueTypeIndex = binding->targetPropertyIndex().valueTypeIndex();
if (valueTypeIndex != -1 && (mask & (1 << valueTypeIndex))) {
QQmlAbstractBinding *remove = binding;
remove->setAddedToObject(false);
binding = remove->nextBinding();
if (lastBinding == nullptr)
m_bindings = remove->nextBinding();
else
lastBinding->setNextBinding(remove->nextBinding());
} else {
lastBinding = binding;
binding = binding->nextBinding();
}
}
}
QT_END_NAMESPACE
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