/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (info@qt.nokia.com)
**
**
** GNU Lesser General Public License Usage
**
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this file.
** Please review the following information to ensure the GNU Lesser General
** Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** Other Usage
**
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
** If you have questions regarding the use of this file, please contact
** Nokia at info@qt.nokia.com.
**
**************************************************************************/

#include "internalnodelistproperty.h"
#include "internalnode_p.h"
#include <QList>

namespace QmlDesigner {
namespace Internal {

InternalNodeListProperty::InternalNodeListProperty(const QString &name, const InternalNodePointer &propertyOwner)
        : InternalNodeAbstractProperty(name, propertyOwner)
{
}

InternalNodeListProperty::Pointer InternalNodeListProperty::create(const QString &name, const InternalNodePointer &propertyOwner)
{
    InternalNodeListProperty *newPointer(new InternalNodeListProperty(name, propertyOwner));
    InternalProperty::Pointer smartPointer(newPointer);

    newPointer->setInternalWeakPointer(smartPointer.toWeakRef());

    return smartPointer.staticCast<InternalNodeListProperty>();
}

bool InternalNodeListProperty::isValid() const
{
    return InternalProperty::isValid() && isNodeListProperty();
}

bool InternalNodeListProperty::isEmpty() const
{
    return m_nodeList.isEmpty();
}

int InternalNodeListProperty::count() const
{
    return m_nodeList.count();
}

int InternalNodeListProperty::indexOf(const InternalNode::Pointer &node) const
{
    if (node.isNull())
        return -1;

    return m_nodeList.indexOf(node);
}

InternalNode::Pointer InternalNodeListProperty::at(int index) const
{
    Q_ASSERT(index >=0 || index < m_nodeList.count());
    return InternalNode::Pointer(m_nodeList.at(index));
}

bool InternalNodeListProperty::isNodeListProperty() const
{
    return true;
}

void InternalNodeListProperty::add(const InternalNode::Pointer &internalNode)
{
    Q_ASSERT(!m_nodeList.contains(internalNode));
    m_nodeList.append(internalNode);
}

void InternalNodeListProperty::remove(const InternalNodePointer &internalNode)
{
    Q_ASSERT(m_nodeList.contains(internalNode));
    m_nodeList.removeAll(internalNode);
}

const QList<InternalNode::Pointer> &InternalNodeListProperty::nodeList() const
{
    return m_nodeList;
}

void InternalNodeListProperty::slide(int from, int to)
{
    InternalNode::Pointer internalNode = m_nodeList.takeAt(from);
    m_nodeList.insert(to, internalNode);
}

QList<InternalNode::Pointer> InternalNodeListProperty::allSubNodes() const
{
    QList<InternalNode::Pointer> nodeList;
    foreach(const InternalNode::Pointer &childNode, m_nodeList) {
        nodeList.append(childNode->allSubNodes());
        nodeList.append(childNode);
    }

    return nodeList;
}

QList<InternalNodePointer> InternalNodeListProperty::allDirectSubNodes() const
{
    return nodeList();
}

} // namespace Internal
} // namespace QmlDesigner
