--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/plugins/accessible/widgets/qaccessiblewidgets.cpp	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,1667 @@
+/****************************************************************************
+**
+** 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 plugins 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qaccessiblewidgets.h"
+#include "qabstracttextdocumentlayout.h"
+#include "qapplication.h"
+#include "qclipboard.h"
+#include "qtextedit.h"
+#include "private/qtextedit_p.h"
+#include "qtextdocument.h"
+#include "qtextobject.h"
+#include "qscrollbar.h"
+#include "qdebug.h"
+#include <QApplication>
+#include <QStackedWidget>
+#include <QToolBox>
+#include <QMdiArea>
+#include <QMdiSubWindow>
+#include <QWorkspace>
+#include <QDialogButtonBox>
+#include <limits.h>
+#include <QRubberBand>
+#include <QTextBrowser>
+#include <QCalendarWidget>
+#include <QAbstractItemView>
+#include <QDockWidget>
+#include <QMainWindow>
+#include <QAbstractButton>
+#include <private/qdockwidget_p.h>
+#include <QtGui/QFocusFrame>
+
+#ifndef QT_NO_ACCESSIBILITY
+
+QT_BEGIN_NAMESPACE
+
+using namespace QAccessible2;
+
+QList<QWidget*> childWidgets(const QWidget *widget, bool includeTopLevel)
+{
+    if (widget == 0)
+        return QList<QWidget*>();
+    QList<QObject*> list = widget->children();
+    QList<QWidget*> widgets;
+    for (int i = 0; i < list.size(); ++i) {
+        QWidget *w = qobject_cast<QWidget *>(list.at(i));
+        if (!w)
+            continue;
+        QString objectName = w->objectName();
+        if ((includeTopLevel || !w->isWindow()) 
+              && !qobject_cast<QFocusFrame*>(w)
+              && !qobject_cast<QMenu*>(w)
+              && objectName != QLatin1String("qt_rubberband")
+              && objectName != QLatin1String("qt_qmainwindow_extended_splitter")) {
+            widgets.append(w);
+        }
+    }
+    return widgets;
+}
+
+static inline int distance(QWidget *source, QWidget *target,
+                           QAccessible::RelationFlag relation)
+{
+    if (!source || !target)
+        return -1;
+
+    int returnValue = -1;
+    switch (relation) {
+    case QAccessible::Up:
+        if (target->y() <= source->y())
+            returnValue = source->y() - target->y();
+        break;
+    case QAccessible::Down:
+        if (target->y() >= source->y() + source->height())
+            returnValue = target->y() - (source->y() + source->height());
+        break;
+    case QAccessible::Right:
+        if (target->x() >= source->x() + source->width())
+            returnValue = target->x() - (source->x() + source->width());
+        break;
+    case QAccessible::Left:
+        if (target->x() <= source->x())
+            returnValue = source->x() - target->x();
+        break;
+    default:
+        break;
+    }
+    return returnValue;
+}
+
+static inline QWidget *mdiAreaNavigate(QWidget *area,
+                                       QAccessible::RelationFlag relation, int entry)
+{
+#if defined(QT_NO_MDIAREA) && defined(QT_NO_WORKSPACE)
+    Q_UNUSED(area);
+#endif
+#ifndef QT_NO_MDIAREA
+    const QMdiArea *mdiArea = qobject_cast<QMdiArea *>(area);
+#endif
+#ifndef QT_NO_WORKSPACE
+    const QWorkspace *workspace = qobject_cast<QWorkspace *>(area);
+#endif
+    if (true
+#ifndef QT_NO_MDIAREA
+        && !mdiArea
+#endif
+#ifndef QT_NO_WORKSPACE
+    && !workspace
+#endif
+    )
+        return 0;
+
+    QWidgetList windows;
+#ifndef QT_NO_MDIAREA
+    if (mdiArea) {
+        foreach (QMdiSubWindow *window, mdiArea->subWindowList())
+            windows.append(window);
+    } else
+#endif
+    {
+#ifndef QT_NO_WORKSPACE
+        foreach (QWidget *window, workspace->windowList())
+            windows.append(window->parentWidget());
+#endif
+    }
+
+    if (windows.isEmpty() || entry < 1 || entry > windows.count())
+        return 0;
+
+    QWidget *source = windows.at(entry - 1);
+    QMap<int, QWidget *> candidates;
+    foreach (QWidget *window, windows) {
+        if (source == window)
+            continue;
+        int candidateDistance = distance(source, window, relation);
+        if (candidateDistance >= 0)
+            candidates.insert(candidateDistance, window);
+    }
+
+    int minimumDistance = INT_MAX;
+    QWidget *target = 0;
+    foreach (QWidget *candidate, candidates.values()) {
+        switch (relation) {
+        case QAccessible::Up:
+        case QAccessible::Down:
+            if (qAbs(candidate->x() - source->x()) < minimumDistance) {
+                target = candidate;
+                minimumDistance = qAbs(candidate->x() - source->x());
+            }
+            break;
+        case QAccessible::Left:
+        case QAccessible::Right:
+            if (qAbs(candidate->y() - source->y()) < minimumDistance) {
+                target = candidate;
+                minimumDistance = qAbs(candidate->y() - source->y());
+            }
+            break;
+        default:
+            break;
+        }
+        if (minimumDistance == 0)
+            break;
+    }
+
+#ifndef QT_NO_WORKSPACE
+    if (workspace) {
+        foreach (QWidget *widget, workspace->windowList()) {
+            if (widget->parentWidget() == target)
+                target = widget;
+        }
+    }
+#endif
+    return target;
+}
+
+#ifndef QT_NO_TEXTEDIT
+
+/*!
+  \class QAccessibleTextEdit
+  \brief The QAccessibleTextEdit class implements the QAccessibleInterface for richtext editors.
+  \internal
+*/
+
+static QTextBlock qTextBlockAt(const QTextDocument *doc, int pos)
+{
+    Q_ASSERT(pos >= 0);
+
+    QTextBlock block = doc->begin();
+    int i = 0;
+    while (block.isValid() && i < pos) {
+        block = block.next();
+        ++i;
+    }
+    return block;
+}
+
+static int qTextBlockPosition(QTextBlock block)
+{
+    int child = 0;
+    while (block.isValid()) {
+        block = block.previous();
+        ++child;
+    }
+
+    return child;
+}
+
+/*!
+  \fn QAccessibleTextEdit::QAccessibleTextEdit(QWidget* widget)
+
+  Constructs a QAccessibleTextEdit object for a \a widget.
+*/
+QAccessibleTextEdit::QAccessibleTextEdit(QWidget *o)
+: QAccessibleWidgetEx(o, EditableText)
+{
+    Q_ASSERT(widget()->inherits("QTextEdit"));
+    childOffset = QAccessibleWidgetEx::childCount();
+}
+
+/*! Returns the text edit. */
+QTextEdit *QAccessibleTextEdit::textEdit() const
+{
+    return static_cast<QTextEdit *>(widget());
+}
+
+QRect QAccessibleTextEdit::rect(int child) const
+{
+    if (child <= childOffset)
+        return QAccessibleWidgetEx::rect(child);
+
+     QTextEdit *edit = textEdit();
+     QTextBlock block = qTextBlockAt(edit->document(), child - childOffset - 1);
+     if (!block.isValid())
+         return QRect();
+
+     QRect rect = edit->document()->documentLayout()->blockBoundingRect(block).toRect();
+     rect.translate(-edit->horizontalScrollBar()->value(), -edit->verticalScrollBar()->value());
+
+     rect = edit->viewport()->rect().intersect(rect);
+     if (rect.isEmpty())
+         return QRect();
+
+     return rect.translated(edit->viewport()->mapToGlobal(QPoint(0, 0)));
+}
+
+int QAccessibleTextEdit::childAt(int x, int y) const
+{
+    QTextEdit *edit = textEdit();
+    if (!edit->isVisible())
+        return -1;
+
+    QPoint point = edit->viewport()->mapFromGlobal(QPoint(x, y));
+    QTextBlock block = edit->cursorForPosition(point).block();
+    if (block.isValid())
+        return qTextBlockPosition(block) + childOffset;
+
+    return QAccessibleWidgetEx::childAt(x, y);
+}
+
+/*! \reimp */
+QString QAccessibleTextEdit::text(Text t, int child) const
+{
+    if (t == Value) {
+        if (child > childOffset)
+            return qTextBlockAt(textEdit()->document(), child - childOffset - 1).text();
+        if (!child)
+            return textEdit()->toPlainText();
+    }
+
+    return QAccessibleWidgetEx::text(t, child);
+}
+
+/*! \reimp */
+void QAccessibleTextEdit::setText(Text t, int child, const QString &text)
+{
+    if (t != Value || (child > 0 && child <= childOffset)) {
+        QAccessibleWidgetEx::setText(t, child, text);
+        return;
+    }
+    if (textEdit()->isReadOnly())
+        return;
+
+    if (!child) {
+        textEdit()->setText(text);
+        return;
+    }
+    QTextBlock block = qTextBlockAt(textEdit()->document(), child - childOffset - 1);
+    if (!block.isValid())
+        return;
+
+    QTextCursor cursor(block);
+    cursor.select(QTextCursor::BlockUnderCursor);
+    cursor.insertText(text);
+}
+
+/*! \reimp */
+QAccessible::Role QAccessibleTextEdit::role(int child) const
+{
+    if (child > childOffset)
+        return EditableText;
+    return QAccessibleWidgetEx::role(child);
+}
+
+QVariant QAccessibleTextEdit::invokeMethodEx(QAccessible::Method method, int child,
+                                                     const QVariantList &params)
+{
+    if (child)
+        return QVariant();
+
+    switch (method) {
+    case ListSupportedMethods: {
+        QSet<QAccessible::Method> set;
+        set << ListSupportedMethods << SetCursorPosition << GetCursorPosition;
+        return qVariantFromValue(set | qvariant_cast<QSet<QAccessible::Method> >(
+                    QAccessibleWidgetEx::invokeMethodEx(method, child, params)));
+    }
+    case SetCursorPosition:
+        setCursorPosition(params.value(0).toInt());
+        return true;
+    case GetCursorPosition:
+        return textEdit()->textCursor().position();
+    default:
+        return QAccessibleWidgetEx::invokeMethodEx(method, child, params);
+    }
+}
+
+int QAccessibleTextEdit::childCount() const
+{
+    return childOffset + textEdit()->document()->blockCount();
+}
+#endif // QT_NO_TEXTEDIT
+
+#ifndef QT_NO_STACKEDWIDGET
+// ======================= QAccessibleStackedWidget ======================
+QAccessibleStackedWidget::QAccessibleStackedWidget(QWidget *widget)
+    : QAccessibleWidgetEx(widget, LayeredPane)
+{
+    Q_ASSERT(qobject_cast<QStackedWidget *>(widget));
+}
+
+QVariant QAccessibleStackedWidget::invokeMethodEx(QAccessible::Method, int, const QVariantList &)
+{
+    return QVariant();
+}
+
+
+int QAccessibleStackedWidget::childAt(int x, int y) const
+{
+    if (!stackedWidget()->isVisible())
+        return -1;
+    QWidget *currentWidget = stackedWidget()->currentWidget();
+    if (!currentWidget)
+        return -1;
+    QPoint position = currentWidget->mapFromGlobal(QPoint(x, y));
+    if (currentWidget->rect().contains(position))
+        return 1;
+    return -1;
+}
+
+int QAccessibleStackedWidget::childCount() const
+{
+    return stackedWidget()->count();
+}
+
+int QAccessibleStackedWidget::indexOfChild(const QAccessibleInterface *child) const
+{
+    if (!child || (stackedWidget()->currentWidget() != child->object()))
+        return -1;
+    return 1;
+}
+
+int QAccessibleStackedWidget::navigate(RelationFlag relation, int entry, QAccessibleInterface **target) const
+{
+    *target = 0;
+
+    QObject *targetObject = 0;
+    switch (relation) {
+    case Child:
+        if (entry != 1)
+            return -1;
+        targetObject = stackedWidget()->currentWidget();
+        break;
+    default:
+        return QAccessibleWidgetEx::navigate(relation, entry, target);
+    }
+    *target = QAccessible::queryAccessibleInterface(targetObject);
+    return *target ? 0 : -1;
+}
+
+QStackedWidget *QAccessibleStackedWidget::stackedWidget() const
+{
+    return static_cast<QStackedWidget *>(object());
+}
+#endif // QT_NO_STACKEDWIDGET
+
+#ifndef QT_NO_TOOLBOX
+// ======================= QAccessibleToolBox ======================
+QAccessibleToolBox::QAccessibleToolBox(QWidget *widget)
+    : QAccessibleWidgetEx(widget, LayeredPane)
+{
+    Q_ASSERT(qobject_cast<QToolBox *>(widget));
+}
+
+QString QAccessibleToolBox::text(Text textType, int child) const
+{
+    if (textType != Value || child <= 0 || child > toolBox()->count())
+        return QAccessibleWidgetEx::text(textType, child);
+    return toolBox()->itemText(child - 1);
+}
+
+void QAccessibleToolBox::setText(Text textType, int child, const QString &text)
+{
+    if (textType != Value || child <= 0 || child > toolBox()->count()) {
+        QAccessibleWidgetEx::setText(textType, child, text);
+        return;
+    }
+    toolBox()->setItemText(child - 1, text);
+}
+
+QAccessible::State QAccessibleToolBox::state(int child) const
+{
+    QWidget *childWidget = toolBox()->widget(child - 1);
+    if (!childWidget)
+        return QAccessibleWidgetEx::state(child);
+    QAccessible::State childState = QAccessible::Normal;
+    if (toolBox()->currentWidget() == childWidget)
+        childState |= QAccessible::Expanded;
+    else
+        childState |= QAccessible::Collapsed;
+    return childState;
+}
+
+QVariant QAccessibleToolBox::invokeMethodEx(QAccessible::Method, int, const QVariantList &)
+{
+    return QVariant();
+}
+
+int QAccessibleToolBox::childCount() const
+{
+    return toolBox()->count();
+}
+
+int QAccessibleToolBox::indexOfChild(const QAccessibleInterface *child) const
+{
+    if (!child)
+        return -1;
+    QWidget *childWidget = qobject_cast<QWidget *>(child->object());
+    if (!childWidget)
+        return -1;
+    int index = toolBox()->indexOf(childWidget);
+    if (index != -1)
+        ++index;
+    return index;
+}
+
+int QAccessibleToolBox::navigate(RelationFlag relation, int entry, QAccessibleInterface **target) const
+{
+    *target = 0;
+    if (entry <= 0 || entry > toolBox()->count())
+        return QAccessibleWidgetEx::navigate(relation, entry, target);
+    int index = -1;
+    if (relation == QAccessible::Up)
+        index = entry - 2;
+    else if (relation == QAccessible::Down)
+        index = entry;
+    *target = QAccessible::queryAccessibleInterface(toolBox()->widget(index));
+    return *target ? 0: -1;
+}
+
+QToolBox * QAccessibleToolBox::toolBox() const
+{
+    return static_cast<QToolBox *>(object());
+}
+#endif // QT_NO_TOOLBOX
+
+// ======================= QAccessibleMdiArea ======================
+#ifndef QT_NO_MDIAREA
+QAccessibleMdiArea::QAccessibleMdiArea(QWidget *widget)
+    : QAccessibleWidgetEx(widget, LayeredPane)
+{
+    Q_ASSERT(qobject_cast<QMdiArea *>(widget));
+}
+
+QAccessible::State QAccessibleMdiArea::state(int child) const
+{
+    if (child < 0)
+        return QAccessibleWidgetEx::state(child);
+    if (child == 0)
+        return QAccessible::Normal;
+    QList<QMdiSubWindow *> subWindows = mdiArea()->subWindowList();
+    if (subWindows.isEmpty() || child > subWindows.count())
+        return QAccessibleWidgetEx::state(child);
+    if (subWindows.at(child - 1) == mdiArea()->activeSubWindow())
+        return QAccessible::Focused;
+    return QAccessible::Normal;
+}
+
+QVariant QAccessibleMdiArea::invokeMethodEx(QAccessible::Method, int, const QVariantList &)
+{
+    return QVariant();
+}
+
+int QAccessibleMdiArea::childCount() const
+{
+    return mdiArea()->subWindowList().count();
+}
+
+int QAccessibleMdiArea::indexOfChild(const QAccessibleInterface *child) const
+{
+    if (!child || !child->object() || mdiArea()->subWindowList().isEmpty())
+        return -1;
+    if (QMdiSubWindow *window = qobject_cast<QMdiSubWindow *>(child->object())) {
+        int index = mdiArea()->subWindowList().indexOf(window);
+        if (index != -1)
+            return ++index;
+    }
+    return -1;
+}
+
+int QAccessibleMdiArea::navigate(RelationFlag relation, int entry, QAccessibleInterface **target) const
+{
+    *target = 0;
+    QWidget *targetObject = 0;
+    QList<QMdiSubWindow *> subWindows = mdiArea()->subWindowList();
+    switch (relation) {
+    case Child:
+        if (entry < 1 || subWindows.isEmpty() || entry > subWindows.count())
+            return -1;
+        targetObject = subWindows.at(entry - 1);
+        break;
+    case Up:
+    case Down:
+    case Left:
+    case Right:
+        targetObject = mdiAreaNavigate(mdiArea(), relation, entry);
+        break;
+    default:
+        return QAccessibleWidgetEx::navigate(relation, entry, target);
+    }
+    *target = QAccessible::queryAccessibleInterface(targetObject);
+    return *target ? 0: -1;
+}
+
+QMdiArea *QAccessibleMdiArea::mdiArea() const
+{
+    return static_cast<QMdiArea *>(object());
+}
+
+// ======================= QAccessibleMdiSubWindow ======================
+QAccessibleMdiSubWindow::QAccessibleMdiSubWindow(QWidget *widget)
+    : QAccessibleWidgetEx(widget, QAccessible::Window)
+{
+    Q_ASSERT(qobject_cast<QMdiSubWindow *>(widget));
+}
+
+QString QAccessibleMdiSubWindow::text(Text textType, int child) const
+{
+    if (textType == QAccessible::Name && (child == 0 || child == 1)) {
+        QString title = mdiSubWindow()->windowTitle();
+        title.replace(QLatin1String("[*]"), QLatin1String(""));
+        return title;
+    }
+    return QAccessibleWidgetEx::text(textType, child);
+}
+
+void QAccessibleMdiSubWindow::setText(Text textType, int child, const QString &text)
+{
+    if (textType == QAccessible::Name && (child == 0 || child == 1))
+        mdiSubWindow()->setWindowTitle(text);
+    else
+        QAccessibleWidgetEx::setText(textType, child, text);
+}
+
+QAccessible::State QAccessibleMdiSubWindow::state(int child) const
+{
+    if (child != 0 || !mdiSubWindow()->parent())
+        return QAccessibleWidgetEx::state(child);
+    QAccessible::State state = QAccessible::Normal | QAccessible::Focusable;
+    if (!mdiSubWindow()->isMaximized())
+        state |= (QAccessible::Movable | QAccessible::Sizeable);
+    if (mdiSubWindow()->isAncestorOf(QApplication::focusWidget())
+            || QApplication::focusWidget() == mdiSubWindow())
+        state |= QAccessible::Focused;
+    if (!mdiSubWindow()->isVisible())
+        state |= QAccessible::Invisible;
+    if (!mdiSubWindow()->parentWidget()->contentsRect().contains(mdiSubWindow()->geometry()))
+        state |= QAccessible::Offscreen;
+    if (!mdiSubWindow()->isEnabled())
+        state |= QAccessible::Unavailable;
+    return state;
+}
+
+QVariant QAccessibleMdiSubWindow::invokeMethodEx(QAccessible::Method, int, const QVariantList &)
+{
+    return QVariant();
+}
+
+int QAccessibleMdiSubWindow::childCount() const
+{
+    if (mdiSubWindow()->widget())
+        return 1;
+    return 0;
+}
+
+int QAccessibleMdiSubWindow::indexOfChild(const QAccessibleInterface *child) const
+{
+    if (child && child->object() && child->object() == mdiSubWindow()->widget())
+        return 1;
+    return -1;
+}
+
+int QAccessibleMdiSubWindow::navigate(RelationFlag relation, int entry, QAccessibleInterface **target) const
+{
+    *target = 0;
+
+    if (!mdiSubWindow()->parent())
+        return QAccessibleWidgetEx::navigate(relation, entry, target);
+
+    QWidget *targetObject = 0;
+    QMdiSubWindow *source = mdiSubWindow();
+    switch (relation) {
+    case Child:
+        if (entry != 1 || !source->widget())
+            return -1;
+        targetObject = source->widget();
+        break;
+    case Up:
+    case Down:
+    case Left:
+    case Right: {
+        if (entry != 0)
+            break;
+        QWidget *parent = source->parentWidget();
+        while (parent && !parent->inherits("QMdiArea"))
+            parent = parent->parentWidget();
+        QMdiArea *mdiArea = qobject_cast<QMdiArea *>(parent);
+        if (!mdiArea)
+            break;
+        int index = mdiArea->subWindowList().indexOf(source);
+        if (index == -1)
+            break;
+        if (QWidget *dest = mdiAreaNavigate(mdiArea, relation, index + 1)) {
+            *target = QAccessible::queryAccessibleInterface(dest);
+            return *target ? 0 : -1;
+        }
+        break;
+    }
+    default:
+        return QAccessibleWidgetEx::navigate(relation, entry, target);
+    }
+    *target = QAccessible::queryAccessibleInterface(targetObject);
+    return *target ? 0: -1;
+}
+
+QRect QAccessibleMdiSubWindow::rect(int child) const
+{
+    if (mdiSubWindow()->isHidden())
+        return QRect();
+    if (!mdiSubWindow()->parent())
+        return QAccessibleWidgetEx::rect(child);
+    const QPoint pos = mdiSubWindow()->mapToGlobal(QPoint(0, 0));
+    if (child == 0)
+        return QRect(pos, mdiSubWindow()->size());
+    if (child == 1 && mdiSubWindow()->widget()) {
+        if (mdiSubWindow()->widget()->isHidden())
+            return QRect();
+        const QRect contentsRect = mdiSubWindow()->contentsRect();
+        return QRect(pos.x() + contentsRect.x(), pos.y() + contentsRect.y(),
+                     contentsRect.width(), contentsRect.height());
+    }
+    return QRect();
+}
+
+int QAccessibleMdiSubWindow::childAt(int x, int y) const
+{
+    if (!mdiSubWindow()->isVisible())
+        return -1;
+    if (!mdiSubWindow()->parent())
+        return QAccessibleWidgetEx::childAt(x, y);
+    const QRect globalGeometry = rect(0);
+    if (!globalGeometry.isValid())
+        return -1;
+    const QRect globalChildGeometry = rect(1);
+    if (globalChildGeometry.isValid() && globalChildGeometry.contains(QPoint(x, y)))
+        return 1;
+    if (globalGeometry.contains(QPoint(x, y)))
+        return 0;
+    return -1;
+}
+
+QMdiSubWindow *QAccessibleMdiSubWindow::mdiSubWindow() const
+{
+    return static_cast<QMdiSubWindow *>(object());
+}
+#endif // QT_NO_MDIAREA
+
+// ======================= QAccessibleWorkspace ======================
+#ifndef QT_NO_WORKSPACE
+QAccessibleWorkspace::QAccessibleWorkspace(QWidget *widget)
+    : QAccessibleWidgetEx(widget, LayeredPane)
+{
+    Q_ASSERT(qobject_cast<QWorkspace *>(widget));
+}
+
+QAccessible::State QAccessibleWorkspace::state(int child) const
+{
+    if (child < 0)
+        return QAccessibleWidgetEx::state(child);
+    if (child == 0)
+        return QAccessible::Normal;
+    QWidgetList subWindows = workspace()->windowList();
+    if (subWindows.isEmpty() || child > subWindows.count())
+        return QAccessibleWidgetEx::state(child);
+    if (subWindows.at(child - 1) == workspace()->activeWindow())
+        return QAccessible::Focused;
+    return QAccessible::Normal;
+}
+
+QVariant QAccessibleWorkspace::invokeMethodEx(QAccessible::Method, int, const QVariantList &)
+{
+    return QVariant();
+}
+
+int QAccessibleWorkspace::childCount() const
+{
+    return workspace()->windowList().count();
+}
+
+int QAccessibleWorkspace::indexOfChild(const QAccessibleInterface *child) const
+{
+    if (!child || !child->object() || workspace()->windowList().isEmpty())
+        return -1;
+    if (QWidget *window = qobject_cast<QWidget *>(child->object())) {
+        int index = workspace()->windowList().indexOf(window);
+        if (index != -1)
+            return ++index;
+    }
+    return -1;
+}
+
+int QAccessibleWorkspace::navigate(RelationFlag relation, int entry, QAccessibleInterface **target) const
+{
+    *target = 0;
+    QWidget *targetObject = 0;
+    QWidgetList subWindows = workspace()->windowList();
+    switch (relation) {
+    case Child:
+        if (entry < 1 || subWindows.isEmpty() || entry > subWindows.count())
+            return -1;
+        targetObject = subWindows.at(entry - 1);
+        break;
+    case Up:
+    case Down:
+    case Left:
+    case Right:
+        targetObject = mdiAreaNavigate(workspace(), relation, entry);
+        break;
+    default:
+        return QAccessibleWidgetEx::navigate(relation, entry, target);
+    }
+    *target = QAccessible::queryAccessibleInterface(targetObject);
+    return *target ? 0: -1;
+}
+
+QWorkspace *QAccessibleWorkspace::workspace() const
+{
+    return static_cast<QWorkspace *>(object());
+}
+#endif
+
+#ifndef QT_NO_DIALOGBUTTONBOX
+// ======================= QAccessibleDialogButtonBox ======================
+QAccessibleDialogButtonBox::QAccessibleDialogButtonBox(QWidget *widget)
+    : QAccessibleWidgetEx(widget, Grouping)
+{
+    Q_ASSERT(qobject_cast<QDialogButtonBox*>(widget));
+}
+
+QVariant QAccessibleDialogButtonBox::invokeMethodEx(QAccessible::Method, int, const QVariantList &)
+{
+    return QVariant();
+}
+#endif // QT_NO_DIALOGBUTTONBOX
+
+#ifndef QT_NO_TEXTBROWSER
+QAccessibleTextBrowser::QAccessibleTextBrowser(QWidget *widget)
+    : QAccessibleTextEdit(widget)
+{
+    Q_ASSERT(qobject_cast<QTextBrowser *>(widget));
+}
+
+QAccessible::Role QAccessibleTextBrowser::role(int child) const
+{
+    if (child != 0)
+        return QAccessibleTextEdit::role(child);
+    return QAccessible::StaticText;
+}
+#endif // QT_NO_TEXTBROWSER
+
+#ifndef QT_NO_CALENDARWIDGET
+// ===================== QAccessibleCalendarWidget ========================
+QAccessibleCalendarWidget::QAccessibleCalendarWidget(QWidget *widget)
+    : QAccessibleWidgetEx(widget, Table)
+{
+    Q_ASSERT(qobject_cast<QCalendarWidget *>(widget));
+}
+
+QVariant QAccessibleCalendarWidget::invokeMethodEx(QAccessible::Method, int, const QVariantList &)
+{
+    return QVariant();
+}
+
+int QAccessibleCalendarWidget::childCount() const
+{
+   return calendarWidget()->isNavigationBarVisible() ? 2 : 1;
+}
+
+int QAccessibleCalendarWidget::indexOfChild(const QAccessibleInterface *child) const
+{
+    if (!child || !child->object() || childCount() <= 0)
+        return -1;
+    if (qobject_cast<QAbstractItemView *>(child->object()))
+        return childCount();
+    return 1;
+}
+
+int QAccessibleCalendarWidget::navigate(RelationFlag relation, int entry, QAccessibleInterface **target) const
+{
+    *target = 0;
+    if (entry <= 0 || entry > childCount())
+        return QAccessibleWidgetEx::navigate(relation, entry, target);
+    QWidget *targetWidget = 0;
+    switch (relation) {
+    case Child:
+        if (childCount() == 1) {
+            targetWidget = calendarView();
+        } else {
+            if (entry == 1)
+                targetWidget = navigationBar();
+            else
+                targetWidget = calendarView();
+        }
+        break;
+    case Up:
+        if (entry == 2)
+            targetWidget = navigationBar();
+        break;
+    case Down:
+        if (entry == 1 && childCount() == 2)
+            targetWidget = calendarView();
+        break;
+    default:
+        return QAccessibleWidgetEx::navigate(relation, entry, target);
+    }
+    *target = queryAccessibleInterface(targetWidget);
+    return *target ? 0: -1;
+}
+
+QRect QAccessibleCalendarWidget::rect(int child) const
+{
+    if (!calendarWidget()->isVisible() || child > childCount())
+        return QRect();
+    if (child == 0)
+        return QAccessibleWidgetEx::rect(child);
+    QWidget *childWidget = 0;
+    if (childCount() == 2)
+        childWidget = child == 1 ? navigationBar() : calendarView();
+    else
+        childWidget = calendarView();
+    return QRect(childWidget->mapToGlobal(QPoint(0, 0)), childWidget->size());
+}
+
+int QAccessibleCalendarWidget::childAt(int x, int y) const
+{
+    const QPoint globalTargetPos = QPoint(x, y);
+    if (!rect(0).contains(globalTargetPos))
+        return -1;
+    if (rect(1).contains(globalTargetPos))
+        return 1;
+    if (rect(2).contains(globalTargetPos))
+        return 2;
+    return 0;
+}
+
+QCalendarWidget *QAccessibleCalendarWidget::calendarWidget() const
+{
+    return static_cast<QCalendarWidget *>(object());
+}
+
+QAbstractItemView *QAccessibleCalendarWidget::calendarView() const
+{
+    foreach (QObject *child, calendarWidget()->children()) {
+        if (child->objectName() == QLatin1String("qt_calendar_calendarview"))
+            return static_cast<QAbstractItemView *>(child);
+    }
+    return 0;
+}
+
+QWidget *QAccessibleCalendarWidget::navigationBar() const
+{
+    foreach (QObject *child, calendarWidget()->children()) {
+        if (child->objectName() == QLatin1String("qt_calendar_navigationbar"))
+            return static_cast<QWidget *>(child);
+    }
+    return 0;
+}
+#endif // QT_NO_CALENDARWIDGET
+
+#ifndef QT_NO_DOCKWIDGET
+QAccessibleDockWidget::QAccessibleDockWidget(QWidget *widget)
+    : QAccessibleWidgetEx(widget, Window)
+{
+
+}
+
+int QAccessibleDockWidget::navigate(RelationFlag relation, int entry, QAccessibleInterface **iface) const
+{
+    if (relation == Child) {
+        if (entry == 1) {
+            *iface = new QAccessibleTitleBar(dockWidget());
+            return 0;
+        } else if (entry == 2) {
+            if (dockWidget()->widget())
+                *iface = QAccessible::queryAccessibleInterface(dockWidget()->widget());
+            return 0;
+        }
+        *iface = 0;
+        return -1;
+    }
+    return QAccessibleWidgetEx::navigate(relation, entry, iface);
+}
+
+int QAccessibleDockWidget::childAt(int x, int y) const
+{
+    for (int i = childCount(); i >= 0; --i) {
+        if (rect(i).contains(x,y))
+            return i;
+    }
+    return -1;
+}
+
+int QAccessibleDockWidget::childCount() const
+{
+    return dockWidget()->widget() ? 2 : 1;
+}
+
+int QAccessibleDockWidget::indexOfChild(const QAccessibleInterface *child) const
+{
+    if (child) {
+        if (qobject_cast<QDockWidget *>(child->object()) == dockWidget() && child->role(0) == TitleBar) {
+            return 1;
+        } else {
+            return 2;   //###
+        }
+    }
+    return -1;
+}
+
+QAccessible::Role QAccessibleDockWidget::role(int child) const
+{
+    switch (child) {
+        case 0:
+            return Window;
+        case 1:
+            return TitleBar;
+        case 2:
+            //###
+            break;
+        default:
+            break;
+    }
+    return NoRole;
+}
+
+QAccessible::State QAccessibleDockWidget::state(int child) const
+{
+    //### mark tabified widgets as invisible
+    return QAccessibleWidgetEx::state(child);
+}
+
+QRect QAccessibleDockWidget::rect (int child ) const
+{
+    QRect rect;
+    bool mapToGlobal = true;
+    if (child == 0) {
+        if (dockWidget()->isFloating()) {
+            rect = dockWidget()->frameGeometry();
+            mapToGlobal = false;
+        } else {
+            rect = dockWidget()->rect();
+        }
+    }else if (child == 1) {
+        QDockWidgetLayout *layout = qobject_cast<QDockWidgetLayout*>(dockWidget()->layout());
+        rect = layout->titleArea();
+    }else if (child == 2) {
+        if (dockWidget()->widget())
+            rect = dockWidget()->widget()->geometry();
+    }
+    if (rect.isNull())
+        return rect;
+
+    if (mapToGlobal)
+        rect.moveTopLeft(dockWidget()->mapToGlobal(rect.topLeft()));
+
+    return rect;
+}
+
+QVariant QAccessibleDockWidget::invokeMethodEx(QAccessible::Method, int, const QVariantList &)
+{
+    return QVariant();
+}
+
+QDockWidget *QAccessibleDockWidget::dockWidget() const
+{
+    return static_cast<QDockWidget *>(object());
+}
+
+////
+//      QAccessibleTitleBar
+////
+QAccessibleTitleBar::QAccessibleTitleBar(QDockWidget *widget)
+    : m_dockWidget(widget)
+{
+
+}
+
+int QAccessibleTitleBar::navigate(RelationFlag relation, int entry, QAccessibleInterface **iface) const
+{
+    if (entry == 0 || relation == Self) {
+        *iface = new QAccessibleTitleBar(dockWidget());
+        return 0;
+    }
+    switch (relation) {
+    case Child:
+    case FocusChild:
+        if (entry >= 1) {
+            QDockWidgetLayout *layout = dockWidgetLayout();
+            int index = 1;
+            int role;
+            for (role = QDockWidgetLayout::CloseButton; role <= QDockWidgetLayout::FloatButton; ++role) {
+                QWidget *w = layout->widgetForRole((QDockWidgetLayout::Role)role);
+                if (!w->isVisible())
+                    continue;
+                if (index == entry)
+                    break;
+                ++index;
+            }
+            *iface = 0;
+            return role > QDockWidgetLayout::FloatButton ? -1 : index;
+        }
+        break;
+    case Ancestor:
+        {
+        QAccessibleDockWidget *target = new QAccessibleDockWidget(dockWidget());
+        int index;
+        if (entry == 1) {
+            *iface = target;
+            return 0;
+        }
+        index = target->navigate(Ancestor, entry - 1, iface);
+        delete target;
+        return index;
+
+        break;}
+    case Sibling:
+        return navigate(Child, entry, iface);
+        break;
+    default:
+        break;
+    }
+    *iface = 0;
+    return -1;
+}
+
+QAccessible::Relation QAccessibleTitleBar::relationTo(int /*child*/,  const QAccessibleInterface * /*other*/, int /*otherChild*/) const
+{
+    return Unrelated;   //###
+}
+
+int QAccessibleTitleBar::indexOfChild(const QAccessibleInterface * /*child*/) const
+{
+    return -1;
+}
+
+int QAccessibleTitleBar::childCount() const
+{
+    QDockWidgetLayout *layout = dockWidgetLayout();
+    int count = 0;
+    for (int role = QDockWidgetLayout::CloseButton; role <= QDockWidgetLayout::FloatButton; ++role) {
+        QWidget *w = layout->widgetForRole((QDockWidgetLayout::Role)role);
+        if (w && w->isVisible())
+            ++count;
+    }
+    return count;
+}
+
+QString QAccessibleTitleBar::text(Text t, int child) const
+{
+    if (!child) {
+        if (t == Value) {
+            return dockWidget()->windowTitle();
+        }
+    }
+    return QString();
+}
+
+QAccessible::State QAccessibleTitleBar::state(int child) const
+{
+    QAccessible::State state = Normal;
+    if (child) {
+        QDockWidgetLayout *layout = dockWidgetLayout();
+        QAbstractButton *b = static_cast<QAbstractButton *>(layout->widgetForRole((QDockWidgetLayout::Role)child));
+        if (b) {
+            if (b->isDown())
+                state |= Pressed;
+        }
+    } else {
+        QDockWidget *w = dockWidget();
+        if (w->testAttribute(Qt::WA_WState_Visible) == false)
+            state |= Invisible;
+        if (w->focusPolicy() != Qt::NoFocus && w->isActiveWindow())
+            state |= Focusable;
+        if (w->hasFocus())
+            state |= Focused;
+        if (!w->isEnabled())
+            state |= Unavailable;
+    }
+
+    return state;
+}
+
+QRect QAccessibleTitleBar::rect (int child ) const
+{
+    bool mapToGlobal = true;
+    QRect rect;
+    if (child == 0) {
+        if (dockWidget()->isFloating()) {
+            rect = dockWidget()->frameGeometry();
+            QPoint globalPos = dockWidget()->mapToGlobal( dockWidget()->widget()->rect().topLeft() );
+            globalPos.ry()--;
+            rect.setBottom(globalPos.y());
+            mapToGlobal = false;
+        } else {
+            QDockWidgetLayout *layout = qobject_cast<QDockWidgetLayout*>(dockWidget()->layout());
+            rect = layout->titleArea();
+        }
+    }else if (child >= 1 && child <= childCount()) {
+        QDockWidgetLayout *layout = dockWidgetLayout();
+        int index = 1;
+        for (int role = QDockWidgetLayout::CloseButton; role <= QDockWidgetLayout::FloatButton; ++role) {
+            QWidget *w = layout->widgetForRole((QDockWidgetLayout::Role)role);
+            if (!w || !w->isVisible())
+                continue;
+            if (index == child) {
+                rect = w->geometry();
+                break;
+            }
+            ++index;
+        }
+    }
+    if (rect.isNull())
+        return rect;
+
+    if (mapToGlobal)
+        rect.moveTopLeft(dockWidget()->mapToGlobal(rect.topLeft()));
+    return rect;
+}
+
+int QAccessibleTitleBar::childAt(int x, int y) const
+{
+    for (int i = childCount(); i >= 0; --i) {
+        if (rect(i).contains(x,y))
+            return i;
+    }
+    return -1;
+}
+
+QObject *QAccessibleTitleBar::object() const
+{
+    return m_dockWidget;
+}
+
+QDockWidgetLayout *QAccessibleTitleBar::dockWidgetLayout() const
+{
+    return qobject_cast<QDockWidgetLayout*>(dockWidget()->layout());
+}
+
+QDockWidget *QAccessibleTitleBar::dockWidget() const
+{
+    return m_dockWidget;
+}
+
+QString QAccessibleTitleBar::actionText(int action, Text t, int child) const
+{
+    QString str;
+    if (child >= 1 && child <= childCount()) {
+        if (t == Name) {
+            switch (action) {
+            case Press:
+            case DefaultAction:
+                if (child == QDockWidgetLayout::CloseButton) {
+                    str = QDockWidget::tr("Close");
+                } else if (child == QDockWidgetLayout::FloatButton) {
+                    str = dockWidget()->isFloating() ? QDockWidget::tr("Dock")
+                                                     : QDockWidget::tr("Float");
+                }
+                break;
+            default:
+                break;
+            }
+        }
+    }
+    return str;
+}
+
+bool QAccessibleTitleBar::doAction(int action, int child, const QVariantList& /*params*/)
+{
+    if (!child || !dockWidget()->isEnabled())
+        return false;
+
+    switch (action) {
+    case DefaultAction:
+    case Press: {
+        QDockWidgetLayout *layout = dockWidgetLayout();
+        QAbstractButton *btn = static_cast<QAbstractButton *>(layout->widgetForRole((QDockWidgetLayout::Role)child));
+        if (btn)
+            btn->animateClick();
+        return true;
+        break;}
+    default:
+        break;
+    }
+
+    return false;
+}
+
+int QAccessibleTitleBar::userActionCount (int /*child*/) const
+{
+    return 0;
+}
+
+QAccessible::Role QAccessibleTitleBar::role(int child) const
+{
+    switch (child) {
+        case 0:
+            return TitleBar;
+            break;
+        default:
+            if (child >= 1 && child <= childCount())
+                return PushButton;
+            break;
+    }
+
+    return NoRole;
+}
+
+void QAccessibleTitleBar::setText(Text /*t*/, int /*child*/, const QString &/*text*/)
+{
+
+}
+
+bool QAccessibleTitleBar::isValid() const
+{
+    return dockWidget();
+}
+
+#endif // QT_NO_DOCKWIDGET
+
+#ifndef QT_NO_TEXTEDIT
+void QAccessibleTextEdit::addSelection(int startOffset, int endOffset)
+{
+    setSelection(0, startOffset, endOffset);
+}
+
+QString QAccessibleTextEdit::attributes(int offset, int *startOffset, int *endOffset)
+{
+    // TODO - wait for a definition of attributes
+    Q_UNUSED(offset);
+    Q_UNUSED(startOffset);
+    Q_UNUSED(endOffset);
+    return QString();
+}
+
+int QAccessibleTextEdit::cursorPosition()
+{
+    return textEdit()->textCursor().position();
+}
+
+QRect QAccessibleTextEdit::characterRect(int offset, CoordinateType coordType)
+{
+    QTextEdit *edit = textEdit();
+    QTextCursor cursor(edit->document());
+    cursor.setPosition(offset);
+
+    if (cursor.position() != offset)
+        return QRect();
+
+    QRect r = edit->cursorRect(cursor);
+    if (cursor.movePosition(QTextCursor::NextCharacter)) {
+        r.setWidth(edit->cursorRect(cursor).y() - r.y());
+    } else {
+        // we don't know the width of the character - maybe because we're at document end
+        // in that case, IAccessible2 tells us to return the width of a default character
+        int averageCharWidth = QFontMetrics(cursor.charFormat().font()).averageCharWidth();
+        if (edit->layoutDirection() == Qt::RightToLeft)
+            averageCharWidth *= -1;
+        r.setWidth(averageCharWidth);
+    }
+
+    switch (coordType) {
+    case RelativeToScreen:
+        r.moveTo(edit->viewport()->mapToGlobal(r.topLeft()));
+        break;
+    case RelativeToParent:
+        break;
+    }
+
+    return r;
+}
+
+int QAccessibleTextEdit::selectionCount()
+{
+    return textEdit()->textCursor().hasSelection() ? 1 : 0;
+}
+
+int QAccessibleTextEdit::offsetAtPoint(const QPoint &point, CoordinateType coordType)
+{
+    QTextEdit *edit = textEdit();
+
+    QPoint p = point;
+    if (coordType == RelativeToScreen)
+        p = edit->viewport()->mapFromGlobal(p);
+    // convert to document coordinates
+    p += QPoint(edit->horizontalScrollBar()->value(), edit->verticalScrollBar()->value());
+
+    return edit->document()->documentLayout()->hitTest(p, Qt::ExactHit);
+}
+
+void QAccessibleTextEdit::selection(int selectionIndex, int *startOffset, int *endOffset)
+{
+    *startOffset = *endOffset = 0;
+    QTextCursor cursor = textEdit()->textCursor();
+
+    if (selectionIndex != 0 || !cursor.hasSelection())
+        return;
+
+    *startOffset = cursor.selectionStart();
+    *endOffset = cursor.selectionEnd();
+}
+
+QString QAccessibleTextEdit::text(int startOffset, int endOffset)
+{
+    QTextCursor cursor(textEdit()->document());
+
+    cursor.setPosition(startOffset, QTextCursor::MoveAnchor);
+    cursor.setPosition(endOffset, QTextCursor::KeepAnchor);
+
+    return cursor.selectedText();
+}
+
+QString QAccessibleTextEdit::textBeforeOffset (int offset, BoundaryType boundaryType,
+        int *startOffset, int *endOffset)
+{
+    // TODO - what exactly is before?
+    Q_UNUSED(offset);
+    Q_UNUSED(boundaryType);
+    Q_UNUSED(startOffset);
+    Q_UNUSED(endOffset);
+    return QString();
+}
+
+QString QAccessibleTextEdit::textAfterOffset(int offset, BoundaryType boundaryType,
+        int *startOffset, int *endOffset)
+{
+    // TODO - what exactly is after?
+    Q_UNUSED(offset);
+    Q_UNUSED(boundaryType);
+    Q_UNUSED(startOffset);
+    Q_UNUSED(endOffset);
+    return QString();
+}
+
+QString QAccessibleTextEdit::textAtOffset(int offset, BoundaryType boundaryType,
+                                          int *startOffset, int *endOffset)
+{
+    Q_ASSERT(startOffset);
+    Q_ASSERT(endOffset);
+
+    *startOffset = *endOffset = -1;
+    QTextEdit *edit = textEdit();
+
+    QTextCursor cursor(edit->document());
+    if (offset >= characterCount())
+        return QString();
+
+    switch (boundaryType) {
+    case CharBoundary:
+        cursor.setPosition(offset);
+        *startOffset = cursor.position();
+        cursor.movePosition(QTextCursor::NextCharacter, QTextCursor::KeepAnchor);
+        *endOffset = cursor.position();
+        break;
+    case WordBoundary:
+        cursor.movePosition(QTextCursor::StartOfWord, QTextCursor::MoveAnchor);
+        *startOffset = cursor.position();
+        cursor.movePosition(QTextCursor::EndOfWord, QTextCursor::KeepAnchor);
+        *endOffset = cursor.position();
+        break;
+    case SentenceBoundary:
+        // TODO - what's a sentence?
+        return QString();
+    case LineBoundary:
+        cursor.movePosition(QTextCursor::StartOfLine, QTextCursor::MoveAnchor);
+        *startOffset = cursor.position();
+        cursor.movePosition(QTextCursor::EndOfLine, QTextCursor::KeepAnchor);
+        *endOffset = cursor.position();
+        break;
+    case ParagraphBoundary:
+        cursor.movePosition(QTextCursor::StartOfBlock, QTextCursor::MoveAnchor);
+        *startOffset = cursor.position();
+        cursor.movePosition(QTextCursor::EndOfBlock, QTextCursor::KeepAnchor);
+        *endOffset = cursor.position();
+        break;
+    case NoBoundary: {
+        *startOffset = 0;
+        const QString txt = edit->toPlainText();
+        *endOffset = txt.count();
+        return txt; }
+    default:
+        qDebug("AccessibleTextAdaptor::textAtOffset: Unknown boundary type %d", boundaryType);
+        return QString();
+    }
+
+    return cursor.selectedText();
+}
+
+void QAccessibleTextEdit::removeSelection(int selectionIndex)
+{
+    if (selectionIndex != 0)
+        return;
+
+    QTextCursor cursor = textEdit()->textCursor();
+    cursor.clearSelection();
+    textEdit()->setTextCursor(cursor);
+}
+
+void QAccessibleTextEdit::setCursorPosition(int position)
+{
+    QTextCursor cursor = textEdit()->textCursor();
+    cursor.setPosition(position);
+    textEdit()->setTextCursor(cursor);
+}
+
+void QAccessibleTextEdit::setSelection(int selectionIndex, int startOffset, int endOffset)
+{
+    if (selectionIndex != 0)
+        return;
+
+    QTextCursor cursor = textEdit()->textCursor();
+    cursor.setPosition(startOffset, QTextCursor::MoveAnchor);
+    cursor.setPosition(endOffset, QTextCursor::KeepAnchor);
+    textEdit()->setTextCursor(cursor);
+}
+
+int QAccessibleTextEdit::characterCount()
+{
+    return textEdit()->toPlainText().count();
+}
+
+void QAccessibleTextEdit::scrollToSubstring(int startIndex, int endIndex)
+{
+    QTextEdit *edit = textEdit();
+
+    QTextCursor cursor(edit->document());
+    cursor.setPosition(startIndex);
+    QRect r = edit->cursorRect(cursor);
+
+    cursor.setPosition(endIndex);
+    r.setBottomRight(edit->cursorRect(cursor).bottomRight());
+
+    r.moveTo(r.x() + edit->horizontalScrollBar()->value(),
+             r.y() + edit->verticalScrollBar()->value());
+
+    // E V I L, but ensureVisible is not public
+    if (!QMetaObject::invokeMethod(edit, "_q_ensureVisible", Q_ARG(QRectF, r)))
+        qWarning("AccessibleTextEdit::scrollToSubstring failed!");
+}
+
+static QTextCursor cursorForRange(QTextEdit *textEdit, int startOffset, int endOffset)
+{
+    QTextCursor cursor(textEdit->document());
+    cursor.setPosition(startOffset, QTextCursor::MoveAnchor);
+    cursor.setPosition(endOffset, QTextCursor::KeepAnchor);
+
+    return cursor;
+}
+
+void QAccessibleTextEdit::copyText(int startOffset, int endOffset)
+{
+    QTextCursor cursor = cursorForRange(textEdit(), startOffset, endOffset);
+
+    if (!cursor.hasSelection())
+        return;
+
+//     QApplication::clipboard()->setMimeData(new QTextEditMimeData(cursor.selection()));
+}
+
+void QAccessibleTextEdit::deleteText(int startOffset, int endOffset)
+{
+    QTextCursor cursor = cursorForRange(textEdit(), startOffset, endOffset);
+
+    cursor.removeSelectedText();
+}
+
+void QAccessibleTextEdit::insertText(int offset, const QString &text)
+{
+    QTextCursor cursor(textEdit()->document());
+    cursor.setPosition(offset);
+
+    cursor.insertText(text);
+}
+
+void QAccessibleTextEdit::cutText(int startOffset, int endOffset)
+{
+    QTextCursor cursor = cursorForRange(textEdit(), startOffset, endOffset);
+
+    if (!cursor.hasSelection())
+        return;
+
+//     QApplication::clipboard()->setMimeData(new QTextEditMimeData(cursor.selection()));
+    cursor.removeSelectedText();
+}
+
+void QAccessibleTextEdit::pasteText(int offset)
+{
+    QTextEdit *edit = textEdit();
+
+    QTextCursor oldCursor = edit->textCursor();
+    QTextCursor newCursor = oldCursor;
+    newCursor.setPosition(offset);
+
+    edit->setTextCursor(newCursor);
+#ifndef QT_NO_CLIPBOARD
+    edit->paste();
+#endif
+    edit->setTextCursor(oldCursor);
+}
+
+void QAccessibleTextEdit::replaceText(int startOffset, int endOffset, const QString &text)
+{
+    QTextCursor cursor = cursorForRange(textEdit(), startOffset, endOffset);
+
+    cursor.removeSelectedText();
+    cursor.insertText(text);
+}
+
+void QAccessibleTextEdit::setAttributes(int startOffset, int endOffset, const QString &attributes)
+{
+    // TODO
+    Q_UNUSED(startOffset);
+    Q_UNUSED(endOffset);
+    Q_UNUSED(attributes);
+}
+
+#endif // QT_NO_TEXTEDIT
+
+#ifndef QT_NO_MAINWINDOW
+QAccessibleMainWindow::QAccessibleMainWindow(QWidget *widget)
+    : QAccessibleWidgetEx(widget, Application) { }
+
+QVariant QAccessibleMainWindow::invokeMethodEx(QAccessible::Method /*method*/, int /*child*/, const QVariantList & /*params*/)
+{
+    return QVariant();
+}
+
+int QAccessibleMainWindow::childCount() const
+{
+    QList<QWidget*> kids = childWidgets(mainWindow(), true);
+    return kids.count();
+}
+
+int QAccessibleMainWindow::indexOfChild(const QAccessibleInterface *iface) const
+{
+    QList<QWidget*> kids = childWidgets(mainWindow(), true);
+    int childIndex = kids.indexOf(static_cast<QWidget*>(iface->object()));
+    return childIndex == -1 ? -1 : ++childIndex;
+}
+
+int QAccessibleMainWindow::navigate(RelationFlag relation, int entry, QAccessibleInterface **iface) const
+{
+    if (relation == Child && entry >= 1) {
+        QList<QWidget*> kids = childWidgets(mainWindow(), true);
+        if (entry <= kids.count()) {
+            *iface = QAccessible::queryAccessibleInterface(kids.at(entry - 1));
+            return *iface ? 0 : -1;
+        }
+    }
+    return QAccessibleWidgetEx::navigate(relation, entry, iface);
+}
+
+int QAccessibleMainWindow::childAt(int x, int y) const
+{
+    QWidget *w = widget();
+    if (!w->isVisible())
+        return -1;
+    QPoint gp = w->mapToGlobal(QPoint(0, 0));
+    if (!QRect(gp.x(), gp.y(), w->width(), w->height()).contains(x, y))
+        return -1;
+
+    QWidgetList kids = childWidgets(mainWindow(), true);
+    QPoint rp = mainWindow()->mapFromGlobal(QPoint(x, y));
+    for (int i = 0; i < kids.size(); ++i) {
+        QWidget *child = kids.at(i);
+        if (!child->isWindow() && !child->isHidden() && child->geometry().contains(rp)) {
+            return i + 1;
+        }
+    }
+    return 0;
+}
+
+QMainWindow *QAccessibleMainWindow::mainWindow() const
+{
+    return qobject_cast<QMainWindow *>(object());
+}
+
+#endif //QT_NO_MAINWINDOW
+
+QT_END_NAMESPACE
+
+#endif // QT_NO_ACCESSIBILITY