/****************************************************************************

**

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

** All rights reserved.

** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the demonstration applications of the Qt Toolkit.

**

** $QT_BEGIN_LICENSE:LGPL$

** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

**

** GNU Lesser General Public License Usage

** Alternatively, 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.

**

** If you have questions regarding the use of this file, please contact

** Nokia at qt-info@nokia.com.

**

**

**

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**

**

**

**

** $QT_END_LICENSE$

**

****************************************************************************/

#ifndef ARTHURWIDGETS_H

#define ARTHURWIDGETS_H

#include "arthurstyle.h"

#include <QBitmap>

#include <QPushButton>

#include <QGroupBox>

#if defined(QT_OPENGL_SUPPORT)

#include <QGLWidget>

#include <QEvent>

class GLWidget : public QGLWidget

{

public:

    GLWidget(QWidget *parent)

        : QGLWidget(QGLFormat(QGL::SampleBuffers), parent)

    {

        setAttribute(Qt::WA_AcceptTouchEvents);

    }

    void disableAutoBufferSwap() { setAutoBufferSwap(false); }

    void paintEvent(QPaintEvent *) { parentWidget()->update(); }

protected:

    bool event(QEvent *event)

    {

        switch (event->type()) {

        case QEvent::TouchBegin:

        case QEvent::TouchUpdate:

        case QEvent::TouchEnd:

            event->ignore();

            return false;

            break;

        default:

            break;

        }

        return QGLWidget::event(event);

    }

};

#endif

QT_FORWARD_DECLARE_CLASS(QTextDocument)

QT_FORWARD_DECLARE_CLASS(QTextEdit)

QT_FORWARD_DECLARE_CLASS(QVBoxLayout)

class ArthurFrame : public QWidget

{

    Q_OBJECT

public:

    ArthurFrame(QWidget *parent);

    virtual void paint(QPainter *) {}

    void paintDescription(QPainter *p);

    void loadDescription(const QString &filename);

    void setDescription(const QString &htmlDesc);

    void loadSourceFile(const QString &fileName);

    bool preferImage() const { return m_prefer_image; }

#if defined(QT_OPENGL_SUPPORT)

    QGLWidget *glWidget() const { return glw; }

#endif

public slots:

    void setPreferImage(bool pi) { m_prefer_image = pi; }

    void setDescriptionEnabled(bool enabled);

    void showSource();

#if defined(QT_OPENGL_SUPPORT)

    void enableOpenGL(bool use_opengl);

    bool usesOpenGL() { return m_use_opengl; }

#endif

signals:

    void descriptionEnabledChanged(bool);

protected:

    void paintEvent(QPaintEvent *);

    void resizeEvent(QResizeEvent *);

#if defined(QT_OPENGL_SUPPORT)

    GLWidget *glw;

    bool m_use_opengl;

#endif

    QPixmap m_tile;

    bool m_show_doc;

    bool m_prefer_image;

    QTextDocument *m_document;

    QString m_sourceFileName;

};

#endif