Long live Qt 4.5!

48 files changed, 1605 insertions, 0 deletions

diff --git a/demos/shared/arthurstyle.cpp b/demos/shared/arthurstyle.cpp
new file mode 100644
index 0000000..846d2f3
--- /dev/null
+++ b/demos/shared/arthurstyle.cpp
@@ -0,0 +1,452 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "arthurstyle.h"
+#include "arthurwidgets.h"
+#include <QLayout>
+#include <QPainter>
+#include <QPainterPath>
+#include <QPixmapCache>
+#include <QRadioButton>
+#include <QString>
+#include <QStyleOption>
+#include <QtDebug>
+
+QPixmap cached(const QString &img)
+{
+    if (QPixmap *p = QPixmapCache::find(img))
+        return *p;
+
+    QPixmap pm;
+    pm = QPixmap::fromImage(QImage(img), Qt::OrderedDither | Qt::OrderedAlphaDither);
+    if (pm.isNull())
+        return QPixmap();
+
+    QPixmapCache::insert(img, pm);
+    return pm;
+}
+
+
+ArthurStyle::ArthurStyle()
+    : QWindowsStyle()
+{
+    Q_INIT_RESOURCE(shared);
+}
+
+
+void ArthurStyle::drawHoverRect(QPainter *painter, const QRect &r) const
+{
+    qreal h = r.height();
+    qreal h2 = r.height() / qreal(2);
+    QPainterPath path;
+    path.addRect(r.x() + h2, r.y() + 0, r.width() - h2 * 2, r.height());
+    path.addEllipse(r.x(), r.y(), h, h);
+    path.addEllipse(r.x() + r.width() - h, r.y(), h, h);
+    path.setFillRule(Qt::WindingFill);
+    painter->setPen(Qt::NoPen);
+    painter->setBrush(QColor(191, 215, 191));
+    painter->setRenderHint(QPainter::Antialiasing);
+    painter->drawPath(path);
+}
+
+
+void ArthurStyle::drawPrimitive(PrimitiveElement element, const QStyleOption *option,
+                                QPainter *painter, const QWidget *widget) const
+{
+
+    Q_ASSERT(option);
+    switch (element) {
+    case PE_FrameFocusRect:
+        break;
+
+    case PE_IndicatorRadioButton:
+        if (const QStyleOptionButton *button = qstyleoption_cast<const QStyleOptionButton *>(option)) {
+            bool hover = (button->state & State_Enabled) && (button->state & State_MouseOver);
+            painter->save();
+            QPixmap radio;
+            if (hover)
+                drawHoverRect(painter, widget->rect());
+
+            if (button->state & State_Sunken)
+                radio = cached(":res/images/radiobutton-on.png");
+            else if (button->state & State_On)
+                radio = cached(":res/images/radiobutton_on.png");
+            else
+                radio = cached(":res/images/radiobutton_off.png");
+            painter->drawPixmap(button->rect.topLeft(), radio);
+
+            painter->restore();
+        }
+        break;
+
+    case PE_PanelButtonCommand:
+        if (const QStyleOptionButton *button = qstyleoption_cast<const QStyleOptionButton *>(option)) {
+            bool hover = (button->state & State_Enabled) && (button->state & State_MouseOver);
+
+            painter->save();
+            const QPushButton *pushButton = qobject_cast<const QPushButton *>(widget);
+            Q_ASSERT(pushButton);
+            QWidget *parent = pushButton->parentWidget();
+            if (parent && qobject_cast<QGroupBox *>(parent)) {
+                QLinearGradient lg(0, 0, 0, parent->height());
+                lg.setColorAt(0, QColor(224,224,224));
+                lg.setColorAt(1, QColor(255,255,255));
+                painter->setPen(Qt::NoPen);
+                painter->setBrush(lg);
+                painter->setBrushOrigin(-widget->mapToParent(QPoint(0,0)));
+                painter->drawRect(button->rect);
+                painter->setBrushOrigin(0,0);
+            }
+
+            bool down = (button->state & State_Sunken) || (button->state & State_On);
+
+            QPixmap left, right, mid;
+            if (down) {
+                left = cached(":res/images/button_pressed_cap_left.png");
+                right = cached(":res/images/button_pressed_cap_right.png");
+                mid = cached(":res/images/button_pressed_stretch.png");
+            } else {
+                left = cached(":res/images/button_normal_cap_left.png");
+                right = cached(":res/images/button_normal_cap_right.png");
+                mid = cached(":res/images/button_normal_stretch.png");
+            }
+            painter->drawPixmap(button->rect.topLeft(), left);
+            painter->drawTiledPixmap(QRect(button->rect.x() + left.width(),
+                                           button->rect.y(),
+                                           button->rect.width() - left.width() - right.width(),
+                                           left.height()),
+                                     mid);
+            painter->drawPixmap(button->rect.x() + button->rect.width() - right.width(),
+                                button->rect.y(),
+                                right);
+            if (hover)
+                painter->fillRect(widget->rect().adjusted(3,5,-3,-5), QColor(31,127,31,63));
+            painter->restore();
+        }
+        break;
+
+    case PE_FrameGroupBox:
+        if (const QStyleOptionFrameV2 *group
+                = qstyleoption_cast<const QStyleOptionFrameV2 *>(option)) {
+            const QRect &r = group->rect;
+
+            painter->save();
+            int radius = 14;
+            int radius2 = radius*2;
+            QPainterPath clipPath;
+            clipPath.moveTo(radius, 0);
+            clipPath.arcTo(r.right() - radius2, 0, radius2, radius2, 90, -90);
+            clipPath.arcTo(r.right() - radius2, r.bottom() - radius2, radius2, radius2, 0, -90);
+            clipPath.arcTo(r.left(), r.bottom() - radius2, radius2, radius2, 270, -90);
+            clipPath.arcTo(r.left(), r.top(), radius2, radius2, 180, -90);
+            painter->setClipPath(clipPath);
+            QPixmap titleStretch = cached(":res/images/title_stretch.png");
+            QPixmap topLeft = cached(":res/images/groupframe_topleft.png");
+            QPixmap topRight = cached(":res/images/groupframe_topright.png");
+            QPixmap bottomLeft = cached(":res/images/groupframe_bottom_left.png");
+            QPixmap bottomRight = cached(":res/images/groupframe_bottom_right.png");
+            QPixmap leftStretch = cached(":res/images/groupframe_left_stretch.png");
+            QPixmap topStretch = cached(":res/images/groupframe_top_stretch.png");
+            QPixmap rightStretch = cached(":res/images/groupframe_right_stretch.png");
+            QPixmap bottomStretch = cached(":res/images/groupframe_bottom_stretch.png");
+            QLinearGradient lg(0, 0, 0, r.height());
+            lg.setColorAt(0, QColor(224,224,224));
+            lg.setColorAt(1, QColor(255,255,255));
+            painter->setPen(Qt::NoPen);
+            painter->setBrush(lg);
+            painter->drawRect(r.adjusted(0, titleStretch.height()/2, 0, 0));
+            painter->setClipping(false);
+
+            int topFrameOffset = titleStretch.height()/2 - 2;
+            painter->drawPixmap(r.topLeft() + QPoint(0, topFrameOffset), topLeft);
+            painter->drawPixmap(r.topRight() - QPoint(topRight.width()-1, 0)
+                                + QPoint(0, topFrameOffset), topRight);
+            painter->drawPixmap(r.bottomLeft() - QPoint(0, bottomLeft.height()-1), bottomLeft);
+            painter->drawPixmap(r.bottomRight() - QPoint(bottomRight.width()-1,
+                                bottomRight.height()-1), bottomRight);
+
+            QRect left = r;
+            left.setY(r.y() + topLeft.height() + topFrameOffset);
+            left.setWidth(leftStretch.width());
+            left.setHeight(r.height() - topLeft.height() - bottomLeft.height() - topFrameOffset);
+            painter->drawTiledPixmap(left, leftStretch);
+
+            QRect top = r;
+            top.setX(r.x() + topLeft.width());
+            top.setY(r.y() + topFrameOffset);
+            top.setWidth(r.width() - topLeft.width() - topRight.width());
+            top.setHeight(topLeft.height());
+            painter->drawTiledPixmap(top, topStretch);
+
+            QRect right = r;
+            right.setX(r.right() - rightStretch.width()+1);
+            right.setY(r.y() + topRight.height() + topFrameOffset);
+            right.setWidth(rightStretch.width());
+            right.setHeight(r.height() - topRight.height()
+                            - bottomRight.height() - topFrameOffset);
+            painter->drawTiledPixmap(right, rightStretch);
+
+            QRect bottom = r;
+            bottom.setX(r.x() + bottomLeft.width());
+            bottom.setY(r.bottom() - bottomStretch.height()+1);
+            bottom.setWidth(r.width() - bottomLeft.width() - bottomRight.width());
+            bottom.setHeight(bottomLeft.height());
+            painter->drawTiledPixmap(bottom, bottomStretch);
+            painter->restore();
+        }
+        break;
+
+    default:
+        QWindowsStyle::drawPrimitive(element, option, painter, widget);
+        break;
+    }
+    return;
+}
+
+
+void ArthurStyle::drawComplexControl(ComplexControl control, const QStyleOptionComplex *option,
+                                     QPainter *painter, const QWidget *widget) const
+{
+    switch (control) {
+    case CC_Slider:
+        if (const QStyleOptionSlider *slider = qstyleoption_cast<const QStyleOptionSlider *>(option)) {
+            QRect groove = subControlRect(CC_Slider, option, SC_SliderGroove, widget);
+            QRect handle = subControlRect(CC_Slider, option, SC_SliderHandle, widget);
+
+            painter->save();
+
+            bool hover = (slider->state & State_Enabled) && (slider->state & State_MouseOver);
+            if (hover) {
+                QRect moderated = widget->rect().adjusted(0, 4, 0, -4);
+                drawHoverRect(painter, moderated);
+            }
+
+            if ((option->subControls & SC_SliderGroove) && groove.isValid()) {
+                QPixmap grv = cached(":res/images/slider_bar.png");
+                painter->drawPixmap(QRect(groove.x() + 5, groove.y(),
+                                          groove.width() - 10, grv.height()),
+                                    grv);
+            }
+            if ((option->subControls & SC_SliderHandle) && handle.isValid()) {
+                QPixmap hndl = cached(":res/images/slider_thumb_on.png");
+                painter->drawPixmap(handle.topLeft(), hndl);
+            }
+
+            painter->restore();
+        }
+        break;
+    case CC_GroupBox:
+        if (const QStyleOptionGroupBox *groupBox
+                = qstyleoption_cast<const QStyleOptionGroupBox *>(option)) {
+            QStyleOptionGroupBox groupBoxCopy(*groupBox);
+            groupBoxCopy.subControls &= ~SC_GroupBoxLabel;
+            QWindowsStyle::drawComplexControl(control, &groupBoxCopy, painter, widget);
+
+            if (groupBox->subControls & SC_GroupBoxLabel) {
+                const QRect &r = groupBox->rect;
+                QPixmap titleLeft = cached(":res/images/title_cap_left.png");
+                QPixmap titleRight = cached(":res/images/title_cap_right.png");
+                QPixmap titleStretch = cached(":res/images/title_stretch.png");
+                int txt_width = groupBox->fontMetrics.width(groupBox->text) + 20;
+                painter->drawPixmap(r.center().x() - txt_width/2, 0, titleLeft);
+                QRect tileRect = subControlRect(control, groupBox, SC_GroupBoxLabel, widget);
+                painter->drawTiledPixmap(tileRect, titleStretch);
+                painter->drawPixmap(tileRect.x() + tileRect.width(), 0, titleRight);
+                int opacity = 31;
+                painter->setPen(QColor(0, 0, 0, opacity));
+                painter->drawText(tileRect.translated(0, 1),
+                                  Qt::AlignVCenter | Qt::AlignHCenter, groupBox->text);
+                painter->drawText(tileRect.translated(2, 1),
+                                  Qt::AlignVCenter | Qt::AlignHCenter, groupBox->text);
+                painter->setPen(QColor(0, 0, 0, opacity * 2));
+                painter->drawText(tileRect.translated(1, 1),
+                                  Qt::AlignVCenter | Qt::AlignHCenter, groupBox->text);
+                painter->setPen(Qt::white);
+                painter->drawText(tileRect, Qt::AlignVCenter | Qt::AlignHCenter, groupBox->text);
+            }
+        }
+        break;
+    default:
+        QWindowsStyle::drawComplexControl(control, option, painter, widget);
+        break;
+    }
+    return;
+}
+
+QRect ArthurStyle::subControlRect(ComplexControl control, const QStyleOptionComplex *option,
+                                  SubControl subControl, const QWidget *widget) const
+{
+    QRect rect;
+
+    switch (control) {
+    default:
+        rect = QWindowsStyle::subControlRect(control, option, subControl, widget);
+        break;
+    case CC_GroupBox:
+        if (const QStyleOptionGroupBox *group
+                = qstyleoption_cast<const QStyleOptionGroupBox *>(option)) {
+            switch (subControl) {
+            default:
+                rect = QWindowsStyle::subControlRect(control, option, subControl, widget);
+                break;
+            case SC_GroupBoxContents:
+                rect = QWindowsStyle::subControlRect(control, option, subControl, widget);
+                rect.adjust(0, -8, 0, 0);
+                break;
+            case SC_GroupBoxFrame:
+                rect = group->rect;
+                break;
+            case SC_GroupBoxLabel:
+                QPixmap titleLeft = cached(":res/images/title_cap_left.png");
+                QPixmap titleRight = cached(":res/images/title_cap_right.png");
+                QPixmap titleStretch = cached(":res/images/title_stretch.png");
+                int txt_width = group->fontMetrics.width(group->text) + 20;
+                rect = QRect(group->rect.center().x() - txt_width/2 + titleLeft.width(), 0,
+                             txt_width - titleLeft.width() - titleRight.width(),
+                             titleStretch.height());
+                break;
+            }
+        }
+        break;
+    }
+
+    if (control == CC_Slider && subControl == SC_SliderHandle) {
+        rect.setWidth(13);
+        rect.setHeight(27);
+    } else if (control == CC_Slider && subControl == SC_SliderGroove) {
+        rect.setHeight(9);
+        rect.moveTop(27/2 - 9/2);
+    }
+    return rect;
+}
+
+QSize ArthurStyle::sizeFromContents(ContentsType type, const QStyleOption *option,
+                                    const QSize &size, const QWidget *widget) const
+{
+    QSize newSize = QWindowsStyle::sizeFromContents(type, option, size, widget);
+
+
+    switch (type) {
+    case CT_RadioButton:
+        newSize += QSize(20, 0);
+        break;
+
+    case CT_PushButton:
+        newSize.setHeight(26);
+        break;
+
+    case CT_Slider:
+        newSize.setHeight(27);
+        break;
+
+    default:
+        break;
+    }
+
+    return newSize;
+}
+
+int ArthurStyle::pixelMetric(PixelMetric pm, const QStyleOption *opt, const QWidget *widget) const
+{
+    if (pm == PM_SliderLength)
+        return 13;
+    return QWindowsStyle::pixelMetric(pm, opt, widget);
+}
+
+void ArthurStyle::polish(QWidget *widget)
+{
+    if (widget->layout() && qobject_cast<QGroupBox *>(widget)) {
+        if (qFindChildren<QGroupBox *>(widget).size() == 0) {
+            widget->layout()->setSpacing(0);
+            widget->layout()->setMargin(12);
+        } else {
+            widget->layout()->setMargin(13);
+        }
+    }
+
+    if (qobject_cast<QPushButton *>(widget)
+        || qobject_cast<QRadioButton *>(widget)
+        || qobject_cast<QSlider *>(widget)) {
+        widget->setAttribute(Qt::WA_Hover);
+    }
+
+    QPalette pal = widget->palette();
+    if (widget->isWindow()) {
+        pal.setColor(QPalette::Background, QColor(241, 241, 241));
+        widget->setPalette(pal);
+    }
+
+}
+
+void ArthurStyle::unpolish(QWidget *widget)
+{
+    if (qobject_cast<QPushButton *>(widget)
+        || qobject_cast<QRadioButton *>(widget)
+        || qobject_cast<QSlider *>(widget)) {
+        widget->setAttribute(Qt::WA_Hover, false);
+    }
+}
+
+void ArthurStyle::polish(QPalette &palette)
+{
+    palette.setColor(QPalette::Background, QColor(241, 241, 241));
+}
+
+QRect ArthurStyle::subElementRect(SubElement element, const QStyleOption *option, const QWidget *widget) const
+{
+    QRect r;
+    switch(element) {
+    case SE_RadioButtonClickRect:
+        r = widget->rect();
+        break;
+    case SE_RadioButtonContents:
+        r = widget->rect().adjusted(20, 0, 0, 0);
+        break;
+    default:
+        r = QWindowsStyle::subElementRect(element, option, widget);
+        break;
+    }
+
+    if (qobject_cast<const QRadioButton*>(widget))
+        r = r.adjusted(5, 0, -5, 0);
+
+    return r;
+}
diff --git a/demos/shared/arthurstyle.h b/demos/shared/arthurstyle.h
new file mode 100644
index 0000000..ec79361
--- /dev/null
+++ b/demos/shared/arthurstyle.h
@@ -0,0 +1,79 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef ARTHURSTYLE_H
+#define ARTHURSTYLE_H
+
+#include <QWindowsStyle>
+
+QT_USE_NAMESPACE
+
+class ArthurStyle : public QWindowsStyle
+{
+public:
+    ArthurStyle();
+
+    void drawHoverRect(QPainter *painter, const QRect &rect) const;
+
+    void drawPrimitive(PrimitiveElement element, const QStyleOption *option,
+                       QPainter *painter, const QWidget *widget = 0) const;
+//     void drawControl(ControlElement element, const QStyleOption *option,
+//                      QPainter *painter, const QWidget *widget) const;
+    void drawComplexControl(ComplexControl control, const QStyleOptionComplex *option,
+                            QPainter *painter, const QWidget *widget) const;
+    QSize sizeFromContents(ContentsType type, const QStyleOption *option,
+                           const QSize &size, const QWidget *widget) const;
+
+    QRect subElementRect(SubElement element, const QStyleOption *option, const QWidget *widget) const;
+    QRect subControlRect(ComplexControl cc, const QStyleOptionComplex *opt,
+                         SubControl sc, const QWidget *widget) const;
+
+//     SubControl hitTestComplexControl(ComplexControl control, const QStyleOptionComplex *option,
+// 				     const QPoint &pos, const QWidget *widget = 0) const;
+
+    int pixelMetric(PixelMetric metric, const QStyleOption *option, const QWidget *widget) const;
+
+    void polish(QPalette &palette);
+    void polish(QWidget *widget);
+    void unpolish(QWidget *widget);
+};
+
+#endif
diff --git a/demos/shared/arthurwidgets.cpp b/demos/shared/arthurwidgets.cpp
new file mode 100644
index 0000000..f9eed99
--- /dev/null
+++ b/demos/shared/arthurwidgets.cpp
@@ -0,0 +1,371 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "arthurwidgets.h"
+#include <QApplication>
+#include <QPainter>
+#include <QPainterPath>
+#include <QPixmapCache>
+#include <QtEvents>
+#include <QTextDocument>
+#include <QAbstractTextDocumentLayout>
+#include <QFile>
+#include <QTextBrowser>
+#include <QBoxLayout>
+
+#include <private/qpixmapdata_p.h>
+
+extern QPixmap cached(const QString &img);
+
+ArthurFrame::ArthurFrame(QWidget *parent)
+    : QWidget(parent)
+    , m_prefer_image(false)
+{
+#ifdef QT_OPENGL_SUPPORT
+    glw = 0;
+    m_use_opengl = false;
+    QGLFormat f = QGLFormat::defaultFormat();
+    f.setSampleBuffers(true);
+    f.setStencil(true);
+    f.setAlpha(true);
+    f.setAlphaBufferSize(8);
+    QGLFormat::setDefaultFormat(f);
+#endif
+    m_document = 0;
+    m_show_doc = false;
+
+    m_tile = QPixmap(128, 128);
+    m_tile.fill(Qt::white);
+    QPainter pt(&m_tile);
+    QColor color(230, 230, 230);
+    pt.fillRect(0, 0, 64, 64, color);
+    pt.fillRect(64, 64, 64, 64, color);
+    pt.end();
+
+//     QPalette pal = palette();
+//     pal.setBrush(backgroundRole(), m_tile);
+//     setPalette(pal);
+
+#ifdef Q_WS_X11
+    QPixmap xRenderPixmap(1, 1);
+    m_prefer_image = xRenderPixmap.pixmapData()->classId() == QPixmapData::X11Class && !xRenderPixmap.x11PictureHandle();
+#endif
+}
+
+
+#ifdef QT_OPENGL_SUPPORT
+void ArthurFrame::enableOpenGL(bool use_opengl)
+{
+    m_use_opengl = use_opengl;
+
+    if (!glw) {
+        glw = new GLWidget(this);
+        glw->setAutoFillBackground(false);
+        glw->disableAutoBufferSwap();
+        QApplication::postEvent(this, new QResizeEvent(size(), size()));
+    }
+
+    if (use_opengl) {
+        glw->show();
+    } else {
+        glw->hide();
+    }
+
+    update();
+}
+#endif
+
+void ArthurFrame::paintEvent(QPaintEvent *e)
+{
+#ifdef Q_WS_QWS
+    static QPixmap *static_image = 0;
+#else
+    static QImage *static_image = 0;
+#endif
+    QPainter painter;
+    if (preferImage()
+#ifdef QT_OPENGL_SUPPORT
+        && !m_use_opengl
+#endif
+        ) {
+        if (!static_image || static_image->size() != size()) {
+            delete static_image;
+#ifdef Q_WS_QWS
+            static_image = new QPixmap(size());
+#else
+            static_image = new QImage(size(), QImage::Format_RGB32);
+#endif
+        }
+        painter.begin(static_image);
+
+        int o = 10;
+
+        QBrush bg = palette().brush(QPalette::Background);
+        painter.fillRect(0, 0, o, o, bg);
+        painter.fillRect(width() - o, 0, o, o, bg);
+        painter.fillRect(0, height() - o, o, o, bg);
+        painter.fillRect(width() - o, height() - o, o, o, bg);
+    } else {
+#ifdef QT_OPENGL_SUPPORT
+        if (m_use_opengl) {
+            painter.begin(glw);
+            painter.fillRect(QRectF(0, 0, glw->width(), glw->height()), palette().color(backgroundRole()));
+        } else {
+            painter.begin(this);
+        }
+#else
+        painter.begin(this);
+#endif
+    }
+
+    painter.setClipRect(e->rect());
+
+    painter.setRenderHint(QPainter::Antialiasing);
+
+    QPainterPath clipPath;
+
+    QRect r = rect();
+    qreal left = r.x() + 1;
+    qreal top = r.y() + 1;
+    qreal right = r.right();
+    qreal bottom = r.bottom();
+    qreal radius2 = 8 * 2;
+
+    clipPath.moveTo(right - radius2, top);
+    clipPath.arcTo(right - radius2, top, radius2, radius2, 90, -90);
+    clipPath.arcTo(right - radius2, bottom - radius2, radius2, radius2, 0, -90);
+    clipPath.arcTo(left, bottom - radius2, radius2, radius2, 270, -90);
+    clipPath.arcTo(left, top, radius2, radius2, 180, -90);
+    clipPath.closeSubpath();
+
+    painter.save();
+    painter.setClipPath(clipPath, Qt::IntersectClip);
+
+    painter.drawTiledPixmap(rect(), m_tile);
+
+    // client painting
+
+    paint(&painter);
+
+    painter.restore();
+
+    painter.save();
+    if (m_show_doc)
+        paintDescription(&painter);
+    painter.restore();
+
+    int level = 180;
+    painter.setPen(QPen(QColor(level, level, level), 2));
+    painter.setBrush(Qt::NoBrush);
+    painter.drawPath(clipPath);
+
+    if (preferImage()
+#ifdef QT_OPENGL_SUPPORT
+        && !m_use_opengl
+#endif
+        ) {
+        painter.end();
+        painter.begin(this);
+#ifdef Q_WS_QWS
+        painter.drawPixmap(e->rect(), *static_image, e->rect());
+#else
+        painter.drawImage(e->rect(), *static_image, e->rect());
+#endif
+    }
+
+#ifdef QT_OPENGL_SUPPORT
+    if (m_use_opengl && (inherits("PathDeformRenderer") || inherits("PathStrokeRenderer") || inherits("CompositionRenderer") || m_show_doc))
+        glw->swapBuffers();
+#endif
+}
+
+void ArthurFrame::resizeEvent(QResizeEvent *e)
+{
+#ifdef QT_OPENGL_SUPPORT
+    if (glw)
+        glw->setGeometry(0, 0, e->size().width()-1, e->size().height()-1);
+#endif
+    QWidget::resizeEvent(e);
+}
+
+void ArthurFrame::setDescriptionEnabled(bool enabled)
+{
+    if (m_show_doc != enabled) {
+        m_show_doc = enabled;
+        emit descriptionEnabledChanged(m_show_doc);
+        update();
+    }
+}
+
+void ArthurFrame::loadDescription(const QString &fileName)
+{
+    QFile textFile(fileName);
+    QString text;
+    if (!textFile.open(QFile::ReadOnly))
+        text = QString("Unable to load resource file: '%1'").arg(fileName);
+    else
+        text = textFile.readAll();
+    setDescription(text);
+}
+
+
+void ArthurFrame::setDescription(const QString &text)
+{
+    m_document = new QTextDocument(this);
+    m_document->setHtml(text);
+}
+
+void ArthurFrame::paintDescription(QPainter *painter)
+{
+    if (!m_document)
+        return;
+
+    int pageWidth = qMax(width() - 100, 100);
+    int pageHeight = qMax(height() - 100, 100);
+    if (pageWidth != m_document->pageSize().width()) {
+        m_document->setPageSize(QSize(pageWidth, pageHeight));
+    }
+
+    QRect textRect(width() / 2 - pageWidth / 2,
+                   height() / 2 - pageHeight / 2,
+                   pageWidth,
+                   pageHeight);
+    int pad = 10;
+    QRect clearRect = textRect.adjusted(-pad, -pad, pad, pad);
+    painter->setPen(Qt::NoPen);
+    painter->setBrush(QColor(0, 0, 0, 63));
+    int shade = 10;
+    painter->drawRect(clearRect.x() + clearRect.width() + 1,
+                      clearRect.y() + shade,
+                      shade,
+                      clearRect.height() + 1);
+    painter->drawRect(clearRect.x() + shade,
+                      clearRect.y() + clearRect.height() + 1,
+                      clearRect.width() - shade + 1,
+                      shade);
+
+    painter->setRenderHint(QPainter::Antialiasing, false);
+    painter->setBrush(QColor(255, 255, 255, 220));
+    painter->setPen(Qt::black);
+    painter->drawRect(clearRect);
+
+    painter->setClipRegion(textRect, Qt::IntersectClip);
+    painter->translate(textRect.topLeft());
+
+    QAbstractTextDocumentLayout::PaintContext ctx;
+
+    QLinearGradient g(0, 0, 0, textRect.height());
+    g.setColorAt(0, Qt::black);
+    g.setColorAt(0.9, Qt::black);
+    g.setColorAt(1, Qt::transparent);
+
+    QPalette pal = palette();
+    pal.setBrush(QPalette::Text, g);
+
+    ctx.palette = pal;
+    ctx.clip = QRect(0, 0, textRect.width(), textRect.height());
+    m_document->documentLayout()->draw(painter, ctx);
+}
+
+void ArthurFrame::loadSourceFile(const QString &sourceFile)
+{
+    m_sourceFileName = sourceFile;
+}
+
+void ArthurFrame::showSource()
+{
+    // Check for existing source
+    if (qFindChild<QTextBrowser *>(this))
+        return;
+
+    QString contents;
+    if (m_sourceFileName.isEmpty()) {
+        contents = QString("No source for widget: '%1'").arg(objectName());
+    } else {
+        QFile f(m_sourceFileName);
+        if (!f.open(QFile::ReadOnly))
+            contents = QString("Could not open file: '%1'").arg(m_sourceFileName);
+        else
+            contents = f.readAll();
+    }
+
+    contents.replace('&', "&amp;");
+    contents.replace('<', "&lt;");
+    contents.replace('>', "&gt;");
+
+    QStringList keywords;
+    keywords << "for " << "if " << "switch " << " int " << "#include " << "const"
+             << "void " << "uint " << "case " << "double " << "#define " << "static"
+             << "new" << "this";
+
+    foreach (QString keyword, keywords)
+        contents.replace(keyword, QLatin1String("<font color=olive>") + keyword + QLatin1String("</font>"));
+    contents.replace("(int ", "(<font color=olive><b>int </b></font>");
+
+    QStringList ppKeywords;
+    ppKeywords << "#ifdef" << "#ifndef" << "#if" << "#endif" << "#else";
+
+    foreach (QString keyword, ppKeywords)
+        contents.replace(keyword, QLatin1String("<font color=navy>") + keyword + QLatin1String("</font>"));
+
+    contents.replace(QRegExp("(\\d\\d?)"), QLatin1String("<font color=navy>\\1</font>"));
+
+    QRegExp commentRe("(//.+)\\n");
+    commentRe.setMinimal(true);
+    contents.replace(commentRe, QLatin1String("<font color=red>\\1</font>\n"));
+
+    QRegExp stringLiteralRe("(\".+\")");
+    stringLiteralRe.setMinimal(true);
+    contents.replace(stringLiteralRe, QLatin1String("<font color=green>\\1</font>"));
+
+    QString html = contents;
+    html.prepend("<html><pre>");
+    html.append("</pre></html>");
+
+    QTextBrowser *sourceViewer = new QTextBrowser(0);
+    sourceViewer->setWindowTitle("Source: " + m_sourceFileName.mid(5));
+    sourceViewer->setParent(this, Qt::Dialog);
+    sourceViewer->setAttribute(Qt::WA_DeleteOnClose);
+    sourceViewer->setLineWrapMode(QTextEdit::NoWrap);
+    sourceViewer->setHtml(html);
+    sourceViewer->resize(600, 600);
+    sourceViewer->show();
+}
diff --git a/demos/shared/arthurwidgets.h b/demos/shared/arthurwidgets.h
new file mode 100644
index 0000000..4d55b61
--- /dev/null
+++ b/demos/shared/arthurwidgets.h
@@ -0,0 +1,118 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef ARTHURWIDGETS_H
+#define ARTHURWIDGETS_H
+
+#include "arthurstyle.h"
+#include <QBitmap>
+#include <QPushButton>
+#include <QGroupBox>
+
+#if defined(QT_OPENGL_SUPPORT)
+#include <QGLWidget>
+class GLWidget : public QGLWidget
+{
+public:
+    GLWidget(QWidget *parent)
+        : QGLWidget(QGLFormat(QGL::SampleBuffers), parent) {}
+    void disableAutoBufferSwap() { setAutoBufferSwap(false); }
+    void paintEvent(QPaintEvent *) { parentWidget()->update(); }
+};
+#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
diff --git a/demos/shared/hoverpoints.cpp b/demos/shared/hoverpoints.cpp
new file mode 100644
index 0000000..70062f6
--- /dev/null
+++ b/demos/shared/hoverpoints.cpp
@@ -0,0 +1,333 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifdef QT_OPENGL_SUPPORT
+#include <QGLWidget>
+#endif
+
+#include "arthurwidgets.h"
+#include "hoverpoints.h"
+
+#define printf
+
+HoverPoints::HoverPoints(QWidget *widget, PointShape shape)
+    : QObject(widget)
+{
+    m_widget = widget;
+    widget->installEventFilter(this);
+
+    m_connectionType = CurveConnection;
+    m_sortType = NoSort;
+    m_shape = shape;
+    m_pointPen = QPen(QColor(255, 255, 255, 191), 1);
+    m_connectionPen = QPen(QColor(255, 255, 255, 127), 2);
+    m_pointBrush = QBrush(QColor(191, 191, 191, 127));
+    m_pointSize = QSize(11, 11);
+    m_currentIndex = -1;
+    m_editable = true;
+    m_enabled = true;
+
+    connect(this, SIGNAL(pointsChanged(const QPolygonF &)),
+            m_widget, SLOT(update()));
+}
+
+
+void HoverPoints::setEnabled(bool enabled)
+{
+    if (m_enabled != enabled) {
+        m_enabled = enabled;
+        m_widget->update();
+    }
+}
+
+
+bool HoverPoints::eventFilter(QObject *object, QEvent *event)
+{
+    if (object == m_widget && m_enabled) {
+        switch (event->type()) {
+
+        case QEvent::MouseButtonPress:
+        {
+            QMouseEvent *me = (QMouseEvent *) event;
+
+            QPointF clickPos = me->pos();
+            int index = -1;
+            for (int i=0; i<m_points.size(); ++i) {
+                QPainterPath path;
+                if (m_shape == CircleShape)
+                    path.addEllipse(pointBoundingRect(i));
+                else
+                    path.addRect(pointBoundingRect(i));
+
+                if (path.contains(clickPos)) {
+                    index = i;
+                    break;
+                }
+            }
+
+            if (me->button() == Qt::LeftButton) {
+                if (index == -1) {
+                    if (!m_editable)
+                        return false;
+                    int pos = 0;
+                    // Insert sort for x or y
+                    if (m_sortType == XSort) {
+                        for (int i=0; i<m_points.size(); ++i)
+                            if (m_points.at(i).x() > clickPos.x()) {
+                                pos = i;
+                                break;
+                            }
+                    } else if (m_sortType == YSort) {
+                        for (int i=0; i<m_points.size(); ++i)
+                            if (m_points.at(i).y() > clickPos.y()) {
+                                pos = i;
+                                break;
+                            }
+                    }
+
+                    m_points.insert(pos, clickPos);
+                    m_locks.insert(pos, 0);
+                    m_currentIndex = pos;
+                    firePointChange();
+                } else {
+                    m_currentIndex = index;
+                }
+                return true;
+
+            } else if (me->button() == Qt::RightButton) {
+                if (index >= 0 && m_editable) {
+                    if (m_locks[index] == 0) {
+                        m_locks.remove(index);
+                        m_points.remove(index);
+                    }
+                    firePointChange();
+                    return true;
+                }
+            }
+
+        }
+        break;
+
+        case QEvent::MouseButtonRelease:
+            m_currentIndex = -1;
+            break;
+
+        case QEvent::MouseMove:
+            if (m_currentIndex >= 0)
+                movePoint(m_currentIndex, ((QMouseEvent *)event)->pos());
+            break;
+
+        case QEvent::Resize:
+        {
+            QResizeEvent *e = (QResizeEvent *) event;
+            if (e->oldSize().width() == 0 || e->oldSize().height() == 0)
+                break;
+            qreal stretch_x = e->size().width() / qreal(e->oldSize().width());
+            qreal stretch_y = e->size().height() / qreal(e->oldSize().height());
+            for (int i=0; i<m_points.size(); ++i) {
+                QPointF p = m_points[i];
+                movePoint(i, QPointF(p.x() * stretch_x, p.y() * stretch_y), false);
+            }
+
+            firePointChange();
+            break;
+        }
+
+        case QEvent::Paint:
+        {
+            QWidget *that_widget = m_widget;
+            m_widget = 0;
+            QApplication::sendEvent(object, event);
+            m_widget = that_widget;
+            paintPoints();
+#ifdef QT_OPENGL_SUPPORT
+            ArthurFrame *af = qobject_cast<ArthurFrame *>(that_widget);
+            if (af && af->usesOpenGL())
+                af->glWidget()->swapBuffers();
+#endif
+            return true;
+        }
+        default:
+            break;
+        }
+    }
+
+    return false;
+}
+
+
+void HoverPoints::paintPoints()
+{
+    QPainter p;
+#ifdef QT_OPENGL_SUPPORT
+    ArthurFrame *af = qobject_cast<ArthurFrame *>(m_widget);
+    if (af && af->usesOpenGL())
+        p.begin(af->glWidget());
+    else
+        p.begin(m_widget);
+#else
+    p.begin(m_widget);
+#endif
+
+    p.setRenderHint(QPainter::Antialiasing);
+
+    if (m_connectionPen.style() != Qt::NoPen && m_connectionType != NoConnection) {
+        p.setPen(m_connectionPen);
+
+        if (m_connectionType == CurveConnection) {
+            QPainterPath path;
+            path.moveTo(m_points.at(0));
+            for (int i=1; i<m_points.size(); ++i) {
+                QPointF p1 = m_points.at(i-1);
+                QPointF p2 = m_points.at(i);
+                qreal distance = p2.x() - p1.x();
+
+                path.cubicTo(p1.x() + distance / 2, p1.y(),
+                             p1.x() + distance / 2, p2.y(),
+                             p2.x(), p2.y());
+            }
+            p.drawPath(path);
+        } else {
+            p.drawPolyline(m_points);
+        }
+    }
+
+    p.setPen(m_pointPen);
+    p.setBrush(m_pointBrush);
+
+    for (int i=0; i<m_points.size(); ++i) {
+        QRectF bounds = pointBoundingRect(i);
+        if (m_shape == CircleShape)
+            p.drawEllipse(bounds);
+        else
+            p.drawRect(bounds);
+    }
+}
+
+static QPointF bound_point(const QPointF &point, const QRectF &bounds, int lock)
+{
+    QPointF p = point;
+
+    qreal left = bounds.left();
+    qreal right = bounds.right();
+    qreal top = bounds.top();
+    qreal bottom = bounds.bottom();
+
+    if (p.x() < left || (lock & HoverPoints::LockToLeft)) p.setX(left);
+    else if (p.x() > right || (lock & HoverPoints::LockToRight)) p.setX(right);
+
+    if (p.y() < top || (lock & HoverPoints::LockToTop)) p.setY(top);
+    else if (p.y() > bottom || (lock & HoverPoints::LockToBottom)) p.setY(bottom);
+
+    return p;
+}
+
+void HoverPoints::setPoints(const QPolygonF &points)
+{
+    m_points.clear();
+    for (int i=0; i<points.size(); ++i)
+        m_points << bound_point(points.at(i), boundingRect(), 0);
+
+    m_locks.clear();
+    if (m_points.size() > 0) {
+        m_locks.resize(m_points.size());
+
+        m_locks.fill(0);
+    }
+}
+
+
+void HoverPoints::movePoint(int index, const QPointF &point, bool emitUpdate)
+{
+    m_points[index] = bound_point(point, boundingRect(), m_locks.at(index));
+    if (emitUpdate)
+        firePointChange();
+}
+
+
+inline static bool x_less_than(const QPointF &p1, const QPointF &p2)
+{
+    return p1.x() < p2.x();
+}
+
+
+inline static bool y_less_than(const QPointF &p1, const QPointF &p2)
+{
+    return p1.y() < p2.y();
+}
+
+void HoverPoints::firePointChange()
+{
+//    printf("HoverPoints::firePointChange(), current=%d\n", m_currentIndex);
+
+    if (m_sortType != NoSort) {
+
+        QPointF oldCurrent;
+        if (m_currentIndex != -1) {
+            oldCurrent = m_points[m_currentIndex];
+        }
+
+        if (m_sortType == XSort)
+            qSort(m_points.begin(), m_points.end(), x_less_than);
+        else if (m_sortType == YSort)
+            qSort(m_points.begin(), m_points.end(), y_less_than);
+
+        // Compensate for changed order...
+        if (m_currentIndex != -1) {
+            for (int i=0; i<m_points.size(); ++i) {
+                if (m_points[i] == oldCurrent) {
+                    m_currentIndex = i;
+                    break;
+                }
+            }
+        }
+
+//         printf(" - firePointChange(), current=%d\n", m_currentIndex);
+
+    }
+
+//     for (int i=0; i<m_points.size(); ++i) {
+//         printf(" - point(%2d)=[%.2f, %.2f], lock=%d\n",
+//                i, m_points.at(i).x(), m_points.at(i).y(), m_locks.at(i));
+//     }
+
+    emit pointsChanged(m_points);
+}
diff --git a/demos/shared/hoverpoints.h b/demos/shared/hoverpoints.h
new file mode 100644
index 0000000..cf8742d
--- /dev/null
+++ b/demos/shared/hoverpoints.h
@@ -0,0 +1,160 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef HOVERPOINTS_H
+#define HOVERPOINTS_H
+
+#include <QtGui>
+
+QT_FORWARD_DECLARE_CLASS(QBypassWidget)
+
+class HoverPoints : public QObject
+{
+    Q_OBJECT
+public:
+    enum PointShape {
+        CircleShape,
+        RectangleShape
+    };
+
+    enum LockType {
+        LockToLeft   = 0x01,
+        LockToRight  = 0x02,
+        LockToTop    = 0x04,
+        LockToBottom = 0x08
+    };
+
+    enum SortType {
+        NoSort,
+        XSort,
+        YSort
+    };
+
+    enum ConnectionType {
+        NoConnection,
+        LineConnection,
+        CurveConnection
+    };
+
+    HoverPoints(QWidget *widget, PointShape shape);
+
+    bool eventFilter(QObject *object, QEvent *event);
+
+    void paintPoints();
+
+    inline QRectF boundingRect() const;
+    void setBoundingRect(const QRectF &boundingRect) { m_bounds = boundingRect; }
+
+    QPolygonF points() const { return m_points; }
+    void setPoints(const QPolygonF &points);
+
+    QSizeF pointSize() const { return m_pointSize; }
+    void setPointSize(const QSizeF &size) { m_pointSize = size; }
+
+    SortType sortType() const { return m_sortType; }
+    void setSortType(SortType sortType) { m_sortType = sortType; }
+
+    ConnectionType connectionType() const { return m_connectionType; }
+    void setConnectionType(ConnectionType connectionType) { m_connectionType = connectionType; }
+
+    void setConnectionPen(const QPen &pen) { m_connectionPen = pen; }
+    void setShapePen(const QPen &pen) { m_pointPen = pen; }
+    void setShapeBrush(const QBrush &brush) { m_pointBrush = brush; }
+
+    void setPointLock(int pos, LockType lock) { m_locks[pos] = lock; }
+
+    void setEditable(bool editable) { m_editable = editable; }
+    bool editable() const { return m_editable; }
+
+public slots:
+    void setEnabled(bool enabled);
+    void setDisabled(bool disabled) { setEnabled(!disabled); }
+
+signals:
+    void pointsChanged(const QPolygonF &points);
+
+public:
+    void firePointChange();
+
+private:
+    inline QRectF pointBoundingRect(int i) const;
+    void movePoint(int i, const QPointF &newPos, bool emitChange = true);
+
+    QWidget *m_widget;
+
+    QPolygonF m_points;
+    QRectF m_bounds;
+    PointShape m_shape;
+    SortType m_sortType;
+    ConnectionType m_connectionType;
+
+    QVector<uint> m_locks;
+
+    QSizeF m_pointSize;
+    int m_currentIndex;
+    bool m_editable;
+    bool m_enabled;
+
+    QPen m_pointPen;
+    QBrush m_pointBrush;
+    QPen m_connectionPen;
+};
+
+
+inline QRectF HoverPoints::pointBoundingRect(int i) const
+{
+    QPointF p = m_points.at(i);
+    qreal w = m_pointSize.width();
+    qreal h = m_pointSize.height();
+    qreal x = p.x() - w / 2;
+    qreal y = p.y() - h / 2;
+    return QRectF(x, y, w, h);
+}
+
+inline QRectF HoverPoints::boundingRect() const
+{
+    if (m_bounds.isEmpty())
+        return m_widget->rect();
+    else
+        return m_bounds;
+}
+
+#endif // HOVERPOINTS_H
diff --git a/demos/shared/images/bg_pattern.png b/demos/shared/images/bg_pattern.png
new file mode 100644
index 0000000..ee67026
--- /dev/null
+++ b/demos/shared/images/bg_pattern.png
diff --git a/demos/shared/images/button_normal_cap_left.png b/demos/shared/images/button_normal_cap_left.png
new file mode 100644
index 0000000..db31dd9
--- /dev/null
+++ b/demos/shared/images/button_normal_cap_left.png
diff --git a/demos/shared/images/button_normal_cap_right.png b/demos/shared/images/button_normal_cap_right.png
new file mode 100644
index 0000000..38ead1c
--- /dev/null
+++ b/demos/shared/images/button_normal_cap_right.png
diff --git a/demos/shared/images/button_normal_stretch.png b/demos/shared/images/button_normal_stretch.png
new file mode 100644
index 0000000..87abe67
--- /dev/null
+++ b/demos/shared/images/button_normal_stretch.png
diff --git a/demos/shared/images/button_pressed_cap_left.png b/demos/shared/images/button_pressed_cap_left.png
new file mode 100644
index 0000000..66bfc13
--- /dev/null
+++ b/demos/shared/images/button_pressed_cap_left.png
diff --git a/demos/shared/images/button_pressed_cap_right.png b/demos/shared/images/button_pressed_cap_right.png
new file mode 100644
index 0000000..3d4cfe2
--- /dev/null
+++ b/demos/shared/images/button_pressed_cap_right.png
diff --git a/demos/shared/images/button_pressed_stretch.png b/demos/shared/images/button_pressed_stretch.png
new file mode 100644
index 0000000..4dd4ad1
--- /dev/null
+++ b/demos/shared/images/button_pressed_stretch.png
diff --git a/demos/shared/images/curve_thing_edit-6.png b/demos/shared/images/curve_thing_edit-6.png
new file mode 100644
index 0000000..034b474
--- /dev/null
+++ b/demos/shared/images/curve_thing_edit-6.png
diff --git a/demos/shared/images/frame_bottom.png b/demos/shared/images/frame_bottom.png
new file mode 100644
index 0000000..889b40d
--- /dev/null
+++ b/demos/shared/images/frame_bottom.png
diff --git a/demos/shared/images/frame_bottomleft.png b/demos/shared/images/frame_bottomleft.png
new file mode 100644
index 0000000..0b3023f
--- /dev/null
+++ b/demos/shared/images/frame_bottomleft.png
diff --git a/demos/shared/images/frame_bottomright.png b/demos/shared/images/frame_bottomright.png
new file mode 100644
index 0000000..0021e35
--- /dev/null
+++ b/demos/shared/images/frame_bottomright.png
diff --git a/demos/shared/images/frame_left.png b/demos/shared/images/frame_left.png
new file mode 100644
index 0000000..40f331c
--- /dev/null
+++ b/demos/shared/images/frame_left.png
diff --git a/demos/shared/images/frame_right.png b/demos/shared/images/frame_right.png
new file mode 100644
index 0000000..023af8c
--- /dev/null
+++ b/demos/shared/images/frame_right.png
diff --git a/demos/shared/images/frame_top.png b/demos/shared/images/frame_top.png
new file mode 100644
index 0000000..001f3a7
--- /dev/null
+++ b/demos/shared/images/frame_top.png
diff --git a/demos/shared/images/frame_topleft.png b/demos/shared/images/frame_topleft.png
new file mode 100644
index 0000000..58c68d4
--- /dev/null
+++ b/demos/shared/images/frame_topleft.png
diff --git a/demos/shared/images/frame_topright.png b/demos/shared/images/frame_topright.png
new file mode 100644
index 0000000..6a7e8d3
--- /dev/null
+++ b/demos/shared/images/frame_topright.png
diff --git a/demos/shared/images/groupframe_bottom_left.png b/demos/shared/images/groupframe_bottom_left.png
new file mode 100644
index 0000000..af2fe06
--- /dev/null
+++ b/demos/shared/images/groupframe_bottom_left.png
diff --git a/demos/shared/images/groupframe_bottom_right.png b/demos/shared/images/groupframe_bottom_right.png
new file mode 100644
index 0000000..fdf2e97
--- /dev/null
+++ b/demos/shared/images/groupframe_bottom_right.png
diff --git a/demos/shared/images/groupframe_bottom_stretch.png b/demos/shared/images/groupframe_bottom_stretch.png
new file mode 100644
index 0000000..f47b67d
--- /dev/null
+++ b/demos/shared/images/groupframe_bottom_stretch.png
diff --git a/demos/shared/images/groupframe_left_stretch.png b/demos/shared/images/groupframe_left_stretch.png
new file mode 100644
index 0000000..c122f46
--- /dev/null
+++ b/demos/shared/images/groupframe_left_stretch.png
diff --git a/demos/shared/images/groupframe_right_stretch.png b/demos/shared/images/groupframe_right_stretch.png
new file mode 100644
index 0000000..1056b78
--- /dev/null
+++ b/demos/shared/images/groupframe_right_stretch.png
diff --git a/demos/shared/images/groupframe_top_stretch.png b/demos/shared/images/groupframe_top_stretch.png
new file mode 100644
index 0000000..5746ef9
--- /dev/null
+++ b/demos/shared/images/groupframe_top_stretch.png
diff --git a/demos/shared/images/groupframe_topleft.png b/demos/shared/images/groupframe_topleft.png
new file mode 100644
index 0000000..98d9cd9
--- /dev/null
+++ b/demos/shared/images/groupframe_topleft.png
diff --git a/demos/shared/images/groupframe_topright.png b/demos/shared/images/groupframe_topright.png
new file mode 100644
index 0000000..1a0a328
--- /dev/null
+++ b/demos/shared/images/groupframe_topright.png
diff --git a/demos/shared/images/line_dash_dot.png b/demos/shared/images/line_dash_dot.png
new file mode 100644
index 0000000..1c61442
--- /dev/null
+++ b/demos/shared/images/line_dash_dot.png
diff --git a/demos/shared/images/line_dash_dot_dot.png b/demos/shared/images/line_dash_dot_dot.png
new file mode 100644
index 0000000..0d9bb97
--- /dev/null
+++ b/demos/shared/images/line_dash_dot_dot.png
diff --git a/demos/shared/images/line_dashed.png b/demos/shared/images/line_dashed.png
new file mode 100644
index 0000000..d5bc7ea
--- /dev/null
+++ b/demos/shared/images/line_dashed.png
diff --git a/demos/shared/images/line_dotted.png b/demos/shared/images/line_dotted.png
new file mode 100644
index 0000000..a2f9a35
--- /dev/null
+++ b/demos/shared/images/line_dotted.png
diff --git a/demos/shared/images/line_solid.png b/demos/shared/images/line_solid.png
new file mode 100644
index 0000000..60ef3f9
--- /dev/null
+++ b/demos/shared/images/line_solid.png
diff --git a/demos/shared/images/radiobutton-off.png b/demos/shared/images/radiobutton-off.png
new file mode 100644
index 0000000..af1753a
--- /dev/null
+++ b/demos/shared/images/radiobutton-off.png
diff --git a/demos/shared/images/radiobutton-on.png b/demos/shared/images/radiobutton-on.png
new file mode 100644
index 0000000..f875838
--- /dev/null
+++ b/demos/shared/images/radiobutton-on.png
diff --git a/demos/shared/images/radiobutton_off.png b/demos/shared/images/radiobutton_off.png
new file mode 100644
index 0000000..400906e
--- /dev/null
+++ b/demos/shared/images/radiobutton_off.png
diff --git a/demos/shared/images/radiobutton_on.png b/demos/shared/images/radiobutton_on.png
new file mode 100644
index 0000000..50a049e
--- /dev/null
+++ b/demos/shared/images/radiobutton_on.png
diff --git a/demos/shared/images/slider_bar.png b/demos/shared/images/slider_bar.png
new file mode 100644
index 0000000..1b3d62c
--- /dev/null
+++ b/demos/shared/images/slider_bar.png
diff --git a/demos/shared/images/slider_thumb_off.png b/demos/shared/images/slider_thumb_off.png
new file mode 100644
index 0000000..d7f141d
--- /dev/null
+++ b/demos/shared/images/slider_thumb_off.png
diff --git a/demos/shared/images/slider_thumb_on.png b/demos/shared/images/slider_thumb_on.png
new file mode 100644
index 0000000..8e1f510
--- /dev/null
+++ b/demos/shared/images/slider_thumb_on.png
diff --git a/demos/shared/images/title_cap_left.png b/demos/shared/images/title_cap_left.png
new file mode 100644
index 0000000..2d47507
--- /dev/null
+++ b/demos/shared/images/title_cap_left.png
diff --git a/demos/shared/images/title_cap_right.png b/demos/shared/images/title_cap_right.png
new file mode 100644
index 0000000..dc3ff85
--- /dev/null
+++ b/demos/shared/images/title_cap_right.png
diff --git a/demos/shared/images/title_stretch.png b/demos/shared/images/title_stretch.png
new file mode 100644
index 0000000..1104334
--- /dev/null
+++ b/demos/shared/images/title_stretch.png
diff --git a/demos/shared/shared.pri b/demos/shared/shared.pri
new file mode 100644
index 0000000..b551595
--- /dev/null
+++ b/demos/shared/shared.pri
@@ -0,0 +1,20 @@
+INCLUDEPATH += $$SHARED_FOLDER
+
+build_all:!build_pass {
+    CONFIG -= build_all
+    CONFIG += release
+}
+contains(CONFIG, debug_and_release_target) {    
+    CONFIG(debug, debug|release) { 
+	LIBS+=-L$$SHARED_FOLDER/debug
+    } else {
+	LIBS+=-L$$SHARED_FOLDER/release
+    }
+} else {
+    LIBS += -L$$SHARED_FOLDER
+}
+
+hpux-acc*:LIBS += $$SHARED_FOLDER/libdemo_shared.a
+hpuxi-acc*:LIBS += $$SHARED_FOLDER/libdemo_shared.a
+!hpuxi-acc*:!hpux-acc*:LIBS += -ldemo_shared
+
diff --git a/demos/shared/shared.pro b/demos/shared/shared.pro
new file mode 100644
index 0000000..cabce25
--- /dev/null
+++ b/demos/shared/shared.pro
@@ -0,0 +1,33 @@
+TEMPLATE = lib
+CONFIG += static
+
+contains(QT_CONFIG, opengl)|contains(QT_CONFIG, opengles1)|contains(QT_CONFIG, opengles2) {
+	DEFINES += QT_OPENGL_SUPPORT
+	QT += opengl
+}
+
+build_all:!build_pass {
+    CONFIG -= build_all
+    CONFIG += release
+}
+TARGET = demo_shared
+
+SOURCES += \
+	arthurstyle.cpp\
+	arthurwidgets.cpp \
+	hoverpoints.cpp
+
+HEADERS += \
+	arthurstyle.h \
+	arthurwidgets.h \
+	hoverpoints.h
+
+RESOURCES += shared.qrc
+
+# install
+target.path = $$[QT_INSTALL_DEMOS]/shared
+sources.files = $$SOURCES $$HEADERS $$RESOURCES *.pro *.pri images
+sources.path = $$[QT_INSTALL_DEMOS]/shared
+INSTALLS += sources
+!cross_compile:INSTALLS += target
+
diff --git a/demos/shared/shared.qrc b/demos/shared/shared.qrc
new file mode 100644
index 0000000..17336ec
--- /dev/null
+++ b/demos/shared/shared.qrc
@@ -0,0 +1,39 @@
+<!DOCTYPE RCC><RCC version="1.0">
+<qresource prefix="/res">
+   <file>images/button_normal_cap_left.png</file>
+   <file>images/button_normal_cap_right.png</file>
+   <file>images/button_normal_stretch.png</file>
+   <file>images/button_pressed_cap_left.png</file>
+   <file>images/button_pressed_cap_right.png</file>
+   <file>images/button_pressed_stretch.png</file>
+   <file>images/radiobutton-on.png</file>
+   <file>images/radiobutton_on.png</file>
+   <file>images/radiobutton_off.png</file>
+   <file>images/slider_bar.png</file>
+   <file>images/slider_thumb_on.png</file>
+   <file>images/groupframe_topleft.png</file>
+   <file>images/groupframe_topright.png</file>
+   <file>images/groupframe_bottom_left.png</file>
+   <file>images/groupframe_bottom_right.png</file>
+   <file>images/groupframe_top_stretch.png</file>
+   <file>images/groupframe_bottom_stretch.png</file>
+   <file>images/groupframe_left_stretch.png</file>
+   <file>images/groupframe_right_stretch.png</file>
+   <file>images/frame_topleft.png</file>
+   <file>images/frame_topright.png</file>
+   <file>images/frame_bottomleft.png</file>
+   <file>images/frame_bottomright.png</file>
+   <file>images/frame_left.png</file>
+   <file>images/frame_top.png</file>
+   <file>images/frame_right.png</file>
+   <file>images/frame_bottom.png</file>
+   <file>images/title_cap_left.png</file>
+   <file>images/title_cap_right.png</file>
+   <file>images/title_stretch.png</file>
+   <file>images/line_dash_dot.png</file>
+   <file>images/line_dotted.png</file>
+   <file>images/line_dashed.png</file>
+   <file>images/line_solid.png</file>
+   <file>images/line_dash_dot_dot.png</file>
+</qresource>
+</RCC>