/*

    Copyright (C) 2007 Trolltech ASA

    Copyright (C) 2007 Staikos Computing Services Inc.

    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.

*/

#ifndef QWEBFRAME_H

#define QWEBFRAME_H

#include <qobject.h>

#include <qwebkitglobal.h>

class QRect;

class QPoint;

class QPainter;

class QMouseEvent;

class QWheelEvent;

class QWebFramePrivate;

class QWebPage;

namespace WebCore {

    class WidgetPrivate;

    class FrameLoaderClientQt;

    class ChromeClientQt;

}

class QWebFrameData;

class QWEBKIT_EXPORT QWebFrame : public QObject

{

    Q_OBJECT

protected:

    QWebFrame(QWebPage *parent, QWebFrameData *frameData);

    QWebFrame(QWebFrame *parent, QWebFrameData *frameData);

    ~QWebFrame();

public:

    QWebPage *page() const;

    void addToJSWindowObject(const QByteArray &name, QObject *object);

    QString markup() const;

    QString innerText() const;

    QString renderTreeDump() const;

    QString selectedText() const;

    QString title() const;

    QString name() const;

    QList<QWebFrame*> childFrames() const;

    Qt::ScrollBarPolicy verticalScrollBarPolicy() const;

    void setVerticalScrollBarPolicy(Qt::ScrollBarPolicy);

    Qt::ScrollBarPolicy horizontalScrollBarPolicy() const;

    void setHorizontalScrollBarPolicy(Qt::ScrollBarPolicy);

    void render(QPainter *painter, const QRect &source);

    void layout();

    QPoint pos() const;

    QRect geometry() const;

public Q_SLOTS:

    QString evaluateJavaScript(const QString& scriptSource);

signals:

    void cleared();

    void loadDone(bool ok);

    void provisionalLoad();

    void titleChanged(const QString &title);

    void hoveringOverLink(const QString &link, const QString &title);

protected:

    //for dumprendertree

    virtual void mouseMoveEvent(QMouseEvent*);

    virtual void mousePressEvent(QMouseEvent*);

    virtual void mouseDoubleClickEvent(QMouseEvent*);

    virtual void mouseReleaseEvent(QMouseEvent*);

    virtual void wheelEvent(QWheelEvent*);

private:

    friend class QWebPage;

    friend class QWebPagePrivate;

    friend class WebCore::WidgetPrivate;

    friend class WebCore::FrameLoaderClientQt;

    friend class WebCore::ChromeClientQt;

    QWebFramePrivate *d;

};

#endif