/*

    Copyright (C) 2007 Trolltech ASA

    This library is free software; you can redistribute it and/or

    modify it under the terms of the GNU Library General Public

    License as published by the Free Software Foundation; either

    version 2 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,

    but WITHOUT ANY WARRANTY; without even the implied warranty of

    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public License

    along with this library; see the file COPYING.LIB.  If not, write to

    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

    Boston, MA 02110-1301, USA.

    This class provides all functionality needed for loading images, style sheets and html

    pages from the web. It has a memory cache for these objects.

*/

#include "qwebpagehistory.h"

#include "qwebpagehistory_p.h"

#include "DeprecatedString.h"

#include "PlatformString.h"

#include "Image.h"

#include <QSharedData>

QWebHistoryItem::QWebHistoryItem(const QWebHistoryItem &other)

    : d(other.d)

{

}

QWebHistoryItem &QWebHistoryItem::operator=(const QWebHistoryItem &other)

{

    d = other.d;

    return *this;

}

QWebHistoryItem::~QWebHistoryItem()

{

}

QUrl QWebHistoryItem::originalUrl() const

{

    return QUrl(d->item->originalURL().url());

}

QUrl QWebHistoryItem::currentUrl() const

{

    return QUrl(d->item->url().url());

}

QString QWebHistoryItem::title() const

{

    return d->item->title();

}

QDateTime QWebHistoryItem::lastVisited() const

{

    //FIXME : this will be wrong unless we correctly set lastVisitedTime ourselves

    return QDateTime::fromTime_t((uint)d->item->lastVisitedTime());

}

QPixmap QWebHistoryItem::icon() const

{

    return *d->item->icon()->getPixmap();

}

QWebHistoryItem::QWebHistoryItem(QWebHistoryItemPrivate *priv)

{

    d = priv;

}

QWebPageHistory::QWebPageHistory(QWebPageHistoryPrivate *priv)

{

    d = priv;

}

QWebPageHistory::QWebPageHistory(const QWebPageHistory &other)

{

    d = other.d;

}

QWebPageHistory &QWebPageHistory::operator=(const QWebPageHistory &other)

{

    d = other.d;

    return *this;

}

QWebPageHistory::~QWebPageHistory()

{

}

void QWebPageHistory::clear()

{

    RefPtr<WebCore::HistoryItem> current = d->lst->currentItem();

    int capacity = d->lst->capacity();

    d->lst->setCapacity(0);    

    d->lst->setCapacity(capacity);

    d->lst->addItem(current.get());

    d->lst->goToItem(current.get());

}

QList<QWebHistoryItem> QWebPageHistory::items() const

{

    const WebCore::HistoryItemVector &items = d->lst->entries();

    QList<QWebHistoryItem> ret;

    for (int i = 0; i < items.size(); ++i) {

        QWebHistoryItemPrivate *priv = new QWebHistoryItemPrivate(items[i].get());

        ret.append(QWebHistoryItem(priv));

    }

    return ret;

}

QList<QWebHistoryItem> QWebPageHistory::backItems(int maxItems) const

{

    WebCore::HistoryItemVector items(maxItems);

    d->lst->backListWithLimit(maxItems, items);

    QList<QWebHistoryItem> ret;

    for (int i = 0; i < items.size(); ++i) {

        QWebHistoryItemPrivate *priv = new QWebHistoryItemPrivate(items[i].get());

        ret.append(QWebHistoryItem(priv));

    }

    return ret;

}

QList<QWebHistoryItem> QWebPageHistory::forwardItems(int maxItems) const

{

    WebCore::HistoryItemVector items(maxItems);

    d->lst->forwardListWithLimit(maxItems, items);

    QList<QWebHistoryItem> ret;

    for (int i = 0; i < items.size(); ++i) {

        QWebHistoryItemPrivate *priv = new QWebHistoryItemPrivate(items[i].get());

        ret.append(QWebHistoryItem(priv));

    }

    return ret;

}

bool QWebPageHistory::canGoBack() const

{

    return d->lst->backListCount() > 0;

}

bool QWebPageHistory::canGoForward() const

{

    return d->lst->forwardListCount() > 0;

}

void QWebPageHistory::goBack()

{

    d->lst->goBack();

}

void QWebPageHistory::goForward()

{

    d->lst->goBack();

}

void QWebPageHistory::goToItem(QWebHistoryItem *item)

{

    d->lst->goToItem(item->d->item);

}

QWebHistoryItem QWebPageHistory::backItem() const

{

    WebCore::HistoryItem *i = d->lst->backItem();

    QWebHistoryItemPrivate *priv = new QWebHistoryItemPrivate(i);

    return QWebHistoryItem(priv);

}

QWebHistoryItem QWebPageHistory::currentItem() const

{

    WebCore::HistoryItem *i = d->lst->currentItem();

    QWebHistoryItemPrivate *priv = new QWebHistoryItemPrivate(i);

    return QWebHistoryItem(priv);

}

QWebHistoryItem QWebPageHistory::forwardItem() const

{

    WebCore::HistoryItem *i = d->lst->forwardItem();

    QWebHistoryItemPrivate *priv = new QWebHistoryItemPrivate(i);

    return QWebHistoryItem(priv);

}

QWebHistoryItem QWebPageHistory::itemAtIndex(int i) const

{

    WebCore::HistoryItem *item = d->lst->itemAtIndex(i);

    QWebHistoryItemPrivate *priv = new QWebHistoryItemPrivate(item);

    return QWebHistoryItem(priv);

}