/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

#include <QtCore/QBuffer>

#include <QtCore/QFile>

#include <QtCore/QMimeData>

#include <qwebsettings.h>

#include <QtGui/QIcon>

#include <QtGui/QHeaderView>

#include <QtGui/QTreeView>

#include <QDebug>

#include "bookmarks.h"

#include "BookmarksManager.h"

#include "wrttypes.h"

#include "xbel.h"

namespace WRT {

/*!

 * \class BookmarkNode

 * \brief class that represents a bookmark node 

 */

/*!

 * Bookmarks node constructor

 * @param Node type : type of the node (root , folder , leaf)

 * @param parent : parent node under which this need node is to be added

 * @see Type

 */

BookmarkNode::BookmarkNode(BookmarkNode::Type type, BookmarkNode *parent) :

     expanded(false)

   , m_parent(parent)

   , m_type(type)

{

    if (parent && m_type != Root)

        parent->add(this);

}

/*!

 * Bookmarks destructor

 */

BookmarkNode::~BookmarkNode()

{

    if (m_parent)

        m_parent->remove(this);

    qDeleteAll(m_children);

	m_children.clear();

    m_parent = 0;

    m_type = BookmarkNode::Root;

}

/*!

 * Compares give contents node with this node 

 * @return  true if the contents match else false

 */

bool BookmarkNode::operator==(const BookmarkNode &other)

{

    if (url != other.url

        || title != other.title

        || desc != other.desc

        || expanded != other.expanded

        || m_type != other.m_type

        || m_children.count() != other.m_children.count())

        return false;

    for (int i = 0; i < m_children.count(); ++i)

        if (!((*(m_children.at(i))) == (*(other.m_children.at(i)))))

            return false;

    return true;

}

/*!

 * returns  node type of this node (folder, Root etc.,)

 * @return Type : type of the node

 * @see Type

 */

BookmarkNode::Type BookmarkNode::type() const

{

    return m_type;

}

/*!

 * sets the node type of this node

 * @param type : type to be set (Root , folder etc.,)

 * @see Type

 */ 

void BookmarkNode::setType(Type type)

{

    m_type = type;

}

/*!

 * returns list of children under this node

 * @return children under this node

 */

QList<BookmarkNode *> BookmarkNode::children() const

{

    return m_children;

}

/*!

 * returns parent of this node

 * @return parent node of this node

 */

BookmarkNode *BookmarkNode::parent() const

{

    return m_parent;

}

/*!

 * Tests if this node is bookmarked

 * @return true if node is bookmarked else false

 * @see Type

 */

bool BookmarkNode::isBookmark() const

{

    return (m_type == Bookmark);

}

/*!

 * Tests if this node is of type folder

 * @return  True if this node is of type folder else  false

 * @see Type

 */

bool BookmarkNode::isFolder() const

{

    return (m_type == Folder);

}

/*!

 * adds need child node under this node 

 * Note this  node  should be of type Root

 * @param child : handle to the node which needs to be added as child

 */

void BookmarkNode::add(BookmarkNode *child, int offset)

{

    Q_ASSERT(child->m_type != Root);

    if (child->m_parent)

        child->m_parent->remove(child);

    child->m_parent = this;

    if (-1 == offset)

        offset = m_children.size();

    m_children.insert(offset, child);

}

/*!

 * Removes the child node from this node

 */

void BookmarkNode::remove(BookmarkNode *child)

{

    child->m_parent = 0;

    m_children.removeAll(child);

}

}