Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1476 insertions, 0 deletions

diff --git a/vcl/qt5/QtAccessibleWidget.cxx b/vcl/qt5/QtAccessibleWidget.cxx
new file mode 100644
index 000000000..0211fc045
--- /dev/null
+++ b/vcl/qt5/QtAccessibleWidget.cxx
@@ -0,0 +1,1476 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <QtAccessibleWidget.hxx>
+#include <QtAccessibleWidget.moc>
+
+#include <QtGui/QAccessibleInterface>
+
+#include <QtAccessibleEventListener.hxx>
+#include <QtFrame.hxx>
+#include <QtTools.hxx>
+#include <QtWidget.hxx>
+#include <QtXAccessible.hxx>
+
+#include <com/sun/star/accessibility/AccessibleRelationType.hpp>
+#include <com/sun/star/accessibility/AccessibleRole.hpp>
+#include <com/sun/star/accessibility/AccessibleScrollType.hpp>
+#include <com/sun/star/accessibility/AccessibleStateType.hpp>
+#include <com/sun/star/accessibility/AccessibleTextType.hpp>
+#include <com/sun/star/accessibility/XAccessible.hpp>
+#include <com/sun/star/accessibility/XAccessibleAction.hpp>
+#include <com/sun/star/accessibility/XAccessibleComponent.hpp>
+#include <com/sun/star/accessibility/XAccessibleEditableText.hpp>
+#include <com/sun/star/accessibility/XAccessibleEventBroadcaster.hpp>
+#include <com/sun/star/accessibility/XAccessibleEventListener.hpp>
+#include <com/sun/star/accessibility/XAccessibleKeyBinding.hpp>
+#include <com/sun/star/accessibility/XAccessibleRelationSet.hpp>
+#include <com/sun/star/accessibility/XAccessibleStateSet.hpp>
+#include <com/sun/star/accessibility/XAccessibleTable.hpp>
+#include <com/sun/star/accessibility/XAccessibleTableSelection.hpp>
+#include <com/sun/star/accessibility/XAccessibleText.hpp>
+#include <com/sun/star/accessibility/XAccessibleValue.hpp>
+#include <com/sun/star/awt/FontWeight.hpp>
+#include <com/sun/star/beans/PropertyValue.hpp>
+#include <com/sun/star/lang/DisposedException.hpp>
+#include <com/sun/star/uno/Sequence.hxx>
+
+#include <comphelper/AccessibleImplementationHelper.hxx>
+#include <o3tl/any.hxx>
+#include <sal/log.hxx>
+
+using namespace css;
+using namespace css::accessibility;
+using namespace css::beans;
+using namespace css::uno;
+
+QtAccessibleWidget::QtAccessibleWidget(const Reference<XAccessible> xAccessible, QObject* pObject)
+    : m_xAccessible(xAccessible)
+    , m_pObject(pObject)
+{
+    Reference<XAccessibleContext> xContext = xAccessible->getAccessibleContext();
+    Reference<XAccessibleEventBroadcaster> xBroadcaster(xContext, UNO_QUERY);
+    if (xBroadcaster.is())
+    {
+        Reference<XAccessibleEventListener> xListener(
+            new QtAccessibleEventListener(xAccessible, this));
+        xBroadcaster->addAccessibleEventListener(xListener);
+    }
+}
+
+Reference<XAccessibleContext> QtAccessibleWidget::getAccessibleContextImpl() const
+{
+    Reference<XAccessibleContext> xAc;
+
+    if (m_xAccessible.is())
+    {
+        try
+        {
+            xAc = m_xAccessible->getAccessibleContext();
+        }
+        catch (css::lang::DisposedException /*ex*/)
+        {
+            SAL_WARN("vcl.qt", "Accessible context disposed already");
+        }
+        // sometimes getAccessibleContext throws also RuntimeException if context is no longer alive
+        catch (css::uno::RuntimeException /*ex*/)
+        {
+            // so let's catch it here, cuz otherwise soffice falls flat on its face
+            // with FatalError and nothing else
+            SAL_WARN("vcl.qt", "Accessible context no longer alive");
+        }
+    }
+
+    return xAc;
+}
+
+css::uno::Reference<css::accessibility::XAccessibleTable>
+QtAccessibleWidget::getAccessibleTableForParent() const
+{
+    Reference<XAccessibleContext> xAcc = getAccessibleContextImpl();
+    if (!xAcc.is())
+        return nullptr;
+
+    Reference<XAccessible> xParent = xAcc->getAccessibleParent();
+    if (!xParent.is())
+        return nullptr;
+
+    Reference<XAccessibleContext> xParentContext = xParent->getAccessibleContext();
+    if (!xParentContext.is())
+        return nullptr;
+
+    return Reference<XAccessibleTable>(xParentContext, UNO_QUERY);
+}
+
+QWindow* QtAccessibleWidget::window() const { return nullptr; }
+
+int QtAccessibleWidget::childCount() const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return 0;
+
+    return xAc->getAccessibleChildCount();
+}
+
+int QtAccessibleWidget::indexOfChild(const QAccessibleInterface* /* child */) const { return 0; }
+
+namespace
+{
+sal_Int16 lcl_matchQtTextBoundaryType(QAccessible::TextBoundaryType boundaryType)
+{
+    switch (boundaryType)
+    {
+        case QAccessible::CharBoundary:
+            return com::sun::star::accessibility::AccessibleTextType::CHARACTER;
+        case QAccessible::WordBoundary:
+            return com::sun::star::accessibility::AccessibleTextType::WORD;
+        case QAccessible::SentenceBoundary:
+            return com::sun::star::accessibility::AccessibleTextType::SENTENCE;
+        case QAccessible::ParagraphBoundary:
+            return com::sun::star::accessibility::AccessibleTextType::PARAGRAPH;
+        case QAccessible::LineBoundary:
+            return com::sun::star::accessibility::AccessibleTextType::LINE;
+        case QAccessible::NoBoundary:
+            // assert here, better handle it directly at call site
+            assert(false
+                   && "No match for QAccessible::NoBoundary, handle it separately at call site.");
+            break;
+        default:
+            break;
+    }
+
+    SAL_WARN("vcl.qt", "Unmatched text boundary type: " << boundaryType);
+    return -1;
+}
+
+QAccessible::Relation lcl_matchUnoRelation(short relationType)
+{
+    switch (relationType)
+    {
+        case AccessibleRelationType::CONTROLLER_FOR:
+            return QAccessible::Controller;
+        case AccessibleRelationType::CONTROLLED_BY:
+            return QAccessible::Controlled;
+        case AccessibleRelationType::LABEL_FOR:
+            return QAccessible::Label;
+        case AccessibleRelationType::LABELED_BY:
+            return QAccessible::Labelled;
+        case AccessibleRelationType::INVALID:
+        case AccessibleRelationType::CONTENT_FLOWS_FROM:
+        case AccessibleRelationType::CONTENT_FLOWS_TO:
+        case AccessibleRelationType::MEMBER_OF:
+        case AccessibleRelationType::SUB_WINDOW_OF:
+        case AccessibleRelationType::NODE_CHILD_OF:
+        case AccessibleRelationType::DESCRIBED_BY:
+        default:
+            SAL_WARN("vcl.qt", "Unmatched relation: " << relationType);
+            return {};
+    }
+}
+
+short lcl_matchQtRelation(QAccessible::Relation relationType)
+{
+    switch (relationType)
+    {
+        case QAccessible::Controller:
+            return AccessibleRelationType::CONTROLLER_FOR;
+        case QAccessible::Controlled:
+            return AccessibleRelationType::CONTROLLED_BY;
+        case QAccessible::Label:
+            return AccessibleRelationType::LABEL_FOR;
+        case QAccessible::Labelled:
+            return AccessibleRelationType::LABELED_BY;
+        default:
+            SAL_WARN("vcl.qt", "Unmatched relation: " << relationType);
+    }
+    return 0;
+}
+
+void lcl_appendRelation(QVector<QPair<QAccessibleInterface*, QAccessible::Relation>>* relations,
+                        AccessibleRelation aRelation)
+{
+    QAccessible::Relation aQRelation = lcl_matchUnoRelation(aRelation.RelationType);
+    sal_uInt32 nTargetCount = aRelation.TargetSet.getLength();
+
+    for (sal_uInt32 i = 0; i < nTargetCount; i++)
+    {
+        Reference<XAccessible> xAccessible(aRelation.TargetSet[i], uno::UNO_QUERY);
+        relations->append(
+            { QAccessible::queryAccessibleInterface(new QtXAccessible(xAccessible)), aQRelation });
+    }
+}
+}
+
+QVector<QPair<QAccessibleInterface*, QAccessible::Relation>>
+QtAccessibleWidget::relations(QAccessible::Relation match) const
+{
+    QVector<QPair<QAccessibleInterface*, QAccessible::Relation>> relations;
+
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return relations;
+
+    Reference<XAccessibleRelationSet> xRelationSet = xAc->getAccessibleRelationSet();
+    if (xRelationSet.is())
+    {
+        if (match == QAccessible::AllRelations)
+        {
+            int count = xRelationSet->getRelationCount();
+            for (int i = 0; i < count; i++)
+            {
+                AccessibleRelation aRelation = xRelationSet->getRelation(i);
+                lcl_appendRelation(&relations, aRelation);
+            }
+        }
+        else
+        {
+            AccessibleRelation aRelation = xRelationSet->getRelation(lcl_matchQtRelation(match));
+            lcl_appendRelation(&relations, aRelation);
+        }
+    }
+
+    return relations;
+}
+
+QAccessibleInterface* QtAccessibleWidget::focusChild() const
+{
+    /* if (m_pWindow->HasChildPathFocus())
+        return QAccessible::queryAccessibleInterface(
+            new QtXAccessible(m_xAccessible->getAccessibleContext()->getAccessibleChild(index))); */
+    return QAccessible::queryAccessibleInterface(object());
+}
+
+QRect QtAccessibleWidget::rect() const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return QRect();
+
+    Reference<XAccessibleComponent> xAccessibleComponent(xAc, UNO_QUERY);
+    awt::Point aPoint = xAccessibleComponent->getLocation();
+    awt::Size aSize = xAccessibleComponent->getSize();
+
+    return QRect(aPoint.X, aPoint.Y, aSize.Width, aSize.Height);
+}
+
+QAccessibleInterface* QtAccessibleWidget::parent() const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return nullptr;
+
+    return QAccessible::queryAccessibleInterface(new QtXAccessible(xAc->getAccessibleParent()));
+}
+QAccessibleInterface* QtAccessibleWidget::child(int index) const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return nullptr;
+
+    return QAccessible::queryAccessibleInterface(new QtXAccessible(xAc->getAccessibleChild(index)));
+}
+
+QString QtAccessibleWidget::text(QAccessible::Text text) const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return QString();
+
+    switch (text)
+    {
+        case QAccessible::Name:
+            return toQString(xAc->getAccessibleName());
+        case QAccessible::Description:
+        case QAccessible::DebugDescription:
+            return toQString(xAc->getAccessibleDescription());
+        case QAccessible::Value:
+        case QAccessible::Help:
+        case QAccessible::Accelerator:
+        case QAccessible::UserText:
+        default:
+            return QString("Unknown");
+    }
+}
+QAccessible::Role QtAccessibleWidget::role() const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return QAccessible::NoRole;
+
+    switch (xAc->getAccessibleRole())
+    {
+        case AccessibleRole::UNKNOWN:
+            return QAccessible::NoRole;
+
+        case AccessibleRole::ALERT:
+            return QAccessible::AlertMessage;
+
+        case AccessibleRole::COLUMN_HEADER:
+            return QAccessible::ColumnHeader;
+
+        case AccessibleRole::CANVAS:
+            return QAccessible::Canvas;
+
+        case AccessibleRole::CHECK_BOX:
+            return QAccessible::CheckBox;
+
+        case AccessibleRole::CHECK_MENU_ITEM:
+            return QAccessible::MenuItem;
+
+        case AccessibleRole::COLOR_CHOOSER:
+            return QAccessible::ColorChooser;
+
+        case AccessibleRole::COMBO_BOX:
+            return QAccessible::ComboBox;
+
+        case AccessibleRole::DATE_EDITOR:
+            return QAccessible::EditableText;
+
+        case AccessibleRole::DESKTOP_ICON:
+            return QAccessible::Graphic;
+
+        case AccessibleRole::DESKTOP_PANE:
+        case AccessibleRole::DIRECTORY_PANE:
+            return QAccessible::Pane;
+
+        case AccessibleRole::DIALOG:
+            return QAccessible::Dialog;
+
+        case AccessibleRole::DOCUMENT:
+            return QAccessible::Document;
+
+        case AccessibleRole::EMBEDDED_OBJECT:
+            return QAccessible::UserRole;
+
+        case AccessibleRole::END_NOTE:
+            return QAccessible::Note;
+
+        case AccessibleRole::FILLER:
+            return QAccessible::Whitespace;
+
+        case AccessibleRole::FONT_CHOOSER:
+            return QAccessible::UserRole;
+
+        case AccessibleRole::FOOTER:
+            return QAccessible::Footer;
+
+        case AccessibleRole::FOOTNOTE:
+            return QAccessible::Note;
+
+        case AccessibleRole::FRAME: // top-level window with title bar
+            return QAccessible::Window;
+
+        case AccessibleRole::GLASS_PANE:
+            return QAccessible::UserRole;
+
+        case AccessibleRole::GRAPHIC:
+            return QAccessible::Graphic;
+
+        case AccessibleRole::GROUP_BOX:
+            return QAccessible::Grouping;
+
+        case AccessibleRole::HEADER:
+            return QAccessible::UserRole;
+
+        case AccessibleRole::HEADING:
+            return QAccessible::Heading;
+
+        case AccessibleRole::HYPER_LINK:
+            return QAccessible::Link;
+
+        case AccessibleRole::ICON:
+            return QAccessible::Graphic;
+
+        case AccessibleRole::INTERNAL_FRAME:
+            return QAccessible::UserRole;
+
+        case AccessibleRole::LABEL:
+            return QAccessible::StaticText;
+
+        case AccessibleRole::LAYERED_PANE:
+            return QAccessible::Pane;
+
+        case AccessibleRole::LIST:
+            return QAccessible::List;
+
+        case AccessibleRole::LIST_ITEM:
+            return QAccessible::ListItem;
+
+        case AccessibleRole::MENU:
+        case AccessibleRole::MENU_BAR:
+            return QAccessible::MenuBar;
+
+        case AccessibleRole::MENU_ITEM:
+            return QAccessible::MenuItem;
+
+        case AccessibleRole::OPTION_PANE:
+            return QAccessible::Pane;
+
+        case AccessibleRole::PAGE_TAB:
+            return QAccessible::PageTab;
+
+        case AccessibleRole::PAGE_TAB_LIST:
+            return QAccessible::PageTabList;
+
+        case AccessibleRole::PANEL:
+            return QAccessible::Pane;
+
+        case AccessibleRole::PARAGRAPH:
+            return QAccessible::Paragraph;
+
+        case AccessibleRole::PASSWORD_TEXT:
+            return QAccessible::EditableText;
+
+        case AccessibleRole::POPUP_MENU:
+            return QAccessible::PopupMenu;
+
+        case AccessibleRole::PUSH_BUTTON:
+            return QAccessible::Button;
+
+        case AccessibleRole::PROGRESS_BAR:
+            return QAccessible::ProgressBar;
+
+        case AccessibleRole::RADIO_BUTTON:
+            return QAccessible::RadioButton;
+
+        case AccessibleRole::RADIO_MENU_ITEM:
+            return QAccessible::MenuItem;
+
+        case AccessibleRole::ROW_HEADER:
+            return QAccessible::RowHeader;
+
+        case AccessibleRole::ROOT_PANE:
+            return QAccessible::Pane;
+
+        case AccessibleRole::SCROLL_BAR:
+            return QAccessible::ScrollBar;
+
+        case AccessibleRole::SCROLL_PANE:
+            return QAccessible::Pane;
+
+        case AccessibleRole::SHAPE:
+            return QAccessible::Graphic;
+
+        case AccessibleRole::SEPARATOR:
+            return QAccessible::Separator;
+
+        case AccessibleRole::SLIDER:
+            return QAccessible::Slider;
+
+        case AccessibleRole::SPIN_BOX:
+            return QAccessible::SpinBox;
+
+        case AccessibleRole::SPLIT_PANE:
+            return QAccessible::Pane;
+
+        case AccessibleRole::STATUS_BAR:
+            return QAccessible::StatusBar;
+
+        case AccessibleRole::TABLE:
+            return QAccessible::Table;
+
+        case AccessibleRole::TABLE_CELL:
+            return QAccessible::Cell;
+
+        case AccessibleRole::TEXT:
+            return QAccessible::EditableText;
+
+        case AccessibleRole::TEXT_FRAME:
+            return QAccessible::UserRole;
+
+        case AccessibleRole::TOGGLE_BUTTON:
+            return QAccessible::Button;
+
+        case AccessibleRole::TOOL_BAR:
+            return QAccessible::ToolBar;
+
+        case AccessibleRole::TOOL_TIP:
+            return QAccessible::ToolTip;
+
+        case AccessibleRole::TREE:
+            return QAccessible::Tree;
+
+        case AccessibleRole::VIEW_PORT:
+            return QAccessible::UserRole;
+
+        case AccessibleRole::BUTTON_DROPDOWN:
+            return QAccessible::Button;
+
+        case AccessibleRole::BUTTON_MENU:
+            return QAccessible::Button;
+
+        case AccessibleRole::CAPTION:
+            return QAccessible::StaticText;
+
+        case AccessibleRole::CHART:
+            return QAccessible::Chart;
+
+        case AccessibleRole::EDIT_BAR:
+            return QAccessible::Equation;
+
+        case AccessibleRole::FORM:
+            return QAccessible::Form;
+
+        case AccessibleRole::IMAGE_MAP:
+            return QAccessible::Graphic;
+
+        case AccessibleRole::NOTE:
+            return QAccessible::Note;
+
+        case AccessibleRole::RULER:
+            return QAccessible::UserRole;
+
+        case AccessibleRole::SECTION:
+            return QAccessible::Section;
+
+        case AccessibleRole::TREE_ITEM:
+            return QAccessible::TreeItem;
+
+        case AccessibleRole::TREE_TABLE:
+            return QAccessible::Tree;
+
+        case AccessibleRole::COMMENT:
+            return QAccessible::Note;
+
+        case AccessibleRole::COMMENT_END:
+            return QAccessible::UserRole;
+
+        case AccessibleRole::DOCUMENT_PRESENTATION:
+            return QAccessible::Document;
+
+        case AccessibleRole::DOCUMENT_SPREADSHEET:
+            return QAccessible::Document;
+
+        case AccessibleRole::DOCUMENT_TEXT:
+            return QAccessible::Document;
+
+        case AccessibleRole::STATIC:
+            return QAccessible::StaticText;
+
+        /* Ignore window objects for sub-menus, combo- and list boxes,
+         *  which are exposed as children of their parents.
+         */
+        case AccessibleRole::WINDOW: // top-level window without title bar
+        {
+            return QAccessible::Window;
+        }
+    }
+
+    SAL_WARN("vcl.qt", "Unmapped role: " << getAccessibleContextImpl()->getAccessibleRole());
+    return QAccessible::NoRole;
+}
+
+namespace
+{
+void lcl_addState(QAccessible::State* state, sal_Int16 nState)
+{
+    switch (nState)
+    {
+        case AccessibleStateType::INVALID:
+            state->invalid = true;
+            break;
+        case AccessibleStateType::ACTIVE:
+            state->active = true;
+            break;
+        case AccessibleStateType::ARMED:
+            // No match
+            break;
+        case AccessibleStateType::BUSY:
+            state->busy = true;
+            break;
+        case AccessibleStateType::CHECKED:
+            state->checked = true;
+            break;
+        case AccessibleStateType::EDITABLE:
+            state->editable = true;
+            break;
+        case AccessibleStateType::ENABLED:
+            state->disabled = false;
+            break;
+        case AccessibleStateType::EXPANDABLE:
+            state->expandable = true;
+            break;
+        case AccessibleStateType::EXPANDED:
+            state->expanded = true;
+            break;
+        case AccessibleStateType::FOCUSABLE:
+            state->focusable = true;
+            break;
+        case AccessibleStateType::FOCUSED:
+            state->focused = true;
+            break;
+        case AccessibleStateType::HORIZONTAL:
+            // No match
+            break;
+        case AccessibleStateType::ICONIFIED:
+            // No match
+            break;
+        case AccessibleStateType::INDETERMINATE:
+            // No match
+            break;
+        case AccessibleStateType::MANAGES_DESCENDANTS:
+            // No match
+            break;
+        case AccessibleStateType::MODAL:
+            state->modal = true;
+            break;
+        case AccessibleStateType::MOVEABLE:
+            state->movable = true;
+            break;
+        case AccessibleStateType::MULTI_LINE:
+            state->multiLine = true;
+            break;
+        case AccessibleStateType::OPAQUE:
+            // No match
+            break;
+        case AccessibleStateType::PRESSED:
+            state->pressed = true;
+            break;
+        case AccessibleStateType::RESIZABLE:
+            state->sizeable = true;
+            break;
+        case AccessibleStateType::SELECTABLE:
+            state->selectable = true;
+            break;
+        case AccessibleStateType::SELECTED:
+            state->selected = true;
+            break;
+        case AccessibleStateType::SENSITIVE:
+            // No match
+            break;
+        case AccessibleStateType::SHOWING:
+            // No match
+            break;
+        case AccessibleStateType::SINGLE_LINE:
+            // No match
+            break;
+        case AccessibleStateType::STALE:
+            // No match
+            break;
+        case AccessibleStateType::TRANSIENT:
+            // No match
+            break;
+        case AccessibleStateType::VERTICAL:
+            // No match
+            break;
+        case AccessibleStateType::VISIBLE:
+            state->invisible = false;
+            break;
+        case AccessibleStateType::DEFAULT:
+            // No match
+            break;
+        case AccessibleStateType::DEFUNC:
+            state->invalid = true;
+            break;
+        case AccessibleStateType::MULTI_SELECTABLE:
+            state->multiSelectable = true;
+            break;
+        default:
+            SAL_WARN("vcl.qt", "Unmapped state: " << nState);
+            break;
+    }
+}
+}
+
+QAccessible::State QtAccessibleWidget::state() const
+{
+    QAccessible::State state;
+
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return state;
+
+    Reference<XAccessibleStateSet> xStateSet(xAc->getAccessibleStateSet());
+
+    if (!xStateSet.is())
+        return state;
+
+    const Sequence<sal_Int16> aStates = xStateSet->getStates();
+
+    for (const sal_Int16 nState : aStates)
+    {
+        lcl_addState(&state, nState);
+    }
+
+    return state;
+}
+
+QColor QtAccessibleWidget::foregroundColor() const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return QColor();
+
+    Reference<XAccessibleComponent> xAccessibleComponent(xAc, UNO_QUERY);
+    return toQColor(Color(ColorTransparency, xAccessibleComponent->getForeground()));
+}
+
+QColor QtAccessibleWidget::backgroundColor() const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return QColor();
+
+    Reference<XAccessibleComponent> xAccessibleComponent(xAc, UNO_QUERY);
+    return toQColor(Color(ColorTransparency, xAccessibleComponent->getBackground()));
+}
+
+void* QtAccessibleWidget::interface_cast(QAccessible::InterfaceType t)
+{
+    if (t == QAccessible::ActionInterface)
+        return static_cast<QAccessibleActionInterface*>(this);
+    if (t == QAccessible::TextInterface)
+        return static_cast<QAccessibleTextInterface*>(this);
+    if (t == QAccessible::EditableTextInterface)
+        return static_cast<QAccessibleEditableTextInterface*>(this);
+    if (t == QAccessible::ValueInterface)
+        return static_cast<QAccessibleValueInterface*>(this);
+    if (t == QAccessible::TableCellInterface)
+        return static_cast<QAccessibleTableCellInterface*>(this);
+    if (t == QAccessible::TableInterface)
+        return static_cast<QAccessibleTableInterface*>(this);
+    return nullptr;
+}
+
+bool QtAccessibleWidget::isValid() const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    return xAc.is();
+}
+
+QObject* QtAccessibleWidget::object() const { return m_pObject; }
+
+void QtAccessibleWidget::setText(QAccessible::Text /* t */, const QString& /* text */) {}
+
+QAccessibleInterface* QtAccessibleWidget::childAt(int x, int y) const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return nullptr;
+
+    Reference<XAccessibleComponent> xAccessibleComponent(xAc, UNO_QUERY);
+    return QAccessible::queryAccessibleInterface(
+        new QtXAccessible(xAccessibleComponent->getAccessibleAtPoint(awt::Point(x, y))));
+}
+
+QAccessibleInterface* QtAccessibleWidget::customFactory(const QString& classname, QObject* object)
+{
+    if (classname == QLatin1String("QtWidget") && object && object->isWidgetType())
+    {
+        QtWidget* pWidget = static_cast<QtWidget*>(object);
+        vcl::Window* pWindow = pWidget->frame().GetWindow();
+
+        if (pWindow)
+            return new QtAccessibleWidget(pWindow->GetAccessible(), object);
+    }
+    if (classname == QLatin1String("QtXAccessible") && object)
+    {
+        QtXAccessible* pXAccessible = dynamic_cast<QtXAccessible*>(object);
+        if (pXAccessible && pXAccessible->m_xAccessible.is())
+            return new QtAccessibleWidget(pXAccessible->m_xAccessible, object);
+    }
+
+    return nullptr;
+}
+
+// QAccessibleActionInterface
+QStringList QtAccessibleWidget::actionNames() const
+{
+    QStringList actionNames;
+    Reference<XAccessibleAction> xAccessibleAction(getAccessibleContextImpl(), UNO_QUERY);
+    if (!xAccessibleAction.is())
+        return actionNames;
+
+    int count = xAccessibleAction->getAccessibleActionCount();
+    for (int i = 0; i < count; i++)
+    {
+        OUString desc = xAccessibleAction->getAccessibleActionDescription(i);
+        actionNames.append(toQString(desc));
+    }
+    return actionNames;
+}
+
+void QtAccessibleWidget::doAction(const QString& actionName)
+{
+    Reference<XAccessibleAction> xAccessibleAction(getAccessibleContextImpl(), UNO_QUERY);
+    if (!xAccessibleAction.is())
+        return;
+
+    int index = actionNames().indexOf(actionName);
+    if (index == -1)
+        return;
+    xAccessibleAction->doAccessibleAction(index);
+}
+
+QStringList QtAccessibleWidget::keyBindingsForAction(const QString& actionName) const
+{
+    QStringList keyBindings;
+    Reference<XAccessibleAction> xAccessibleAction(getAccessibleContextImpl(), UNO_QUERY);
+    if (!xAccessibleAction.is())
+        return keyBindings;
+
+    int index = actionNames().indexOf(actionName);
+    if (index == -1)
+        return keyBindings;
+
+    Reference<XAccessibleKeyBinding> xKeyBinding
+        = xAccessibleAction->getAccessibleActionKeyBinding(index);
+
+    if (!xKeyBinding.is())
+        return keyBindings;
+
+    int count = xKeyBinding->getAccessibleKeyBindingCount();
+    for (int i = 0; i < count; i++)
+    {
+        Sequence<awt::KeyStroke> keyStroke = xKeyBinding->getAccessibleKeyBinding(i);
+        keyBindings.append(toQString(comphelper::GetkeyBindingStrByXkeyBinding(keyStroke)));
+    }
+    return keyBindings;
+}
+
+// QAccessibleTextInterface
+void QtAccessibleWidget::addSelection(int /* startOffset */, int /* endOffset */)
+{
+    SAL_INFO("vcl.qt", "Unsupported QAccessibleTextInterface::addSelection");
+}
+
+namespace
+{
+OUString lcl_convertFontWeight(double fontWeight)
+{
+    if (fontWeight == awt::FontWeight::THIN || fontWeight == awt::FontWeight::ULTRALIGHT)
+        return "100";
+    if (fontWeight == awt::FontWeight::LIGHT)
+        return "200";
+    if (fontWeight == awt::FontWeight::SEMILIGHT)
+        return "300";
+    if (fontWeight == awt::FontWeight::NORMAL)
+        return "normal";
+    if (fontWeight == awt::FontWeight::SEMIBOLD)
+        return "500";
+    if (fontWeight == awt::FontWeight::BOLD)
+        return "bold";
+    if (fontWeight == awt::FontWeight::ULTRABOLD)
+        return "800";
+    if (fontWeight == awt::FontWeight::BLACK)
+        return "900";
+
+    // awt::FontWeight::DONTKNOW || fontWeight == awt::FontWeight::NORMAL
+    return "normal";
+}
+}
+
+QString QtAccessibleWidget::attributes(int offset, int* startOffset, int* endOffset) const
+{
+    if (startOffset == nullptr || endOffset == nullptr)
+        return QString();
+
+    *startOffset = -1;
+    *endOffset = -1;
+
+    Reference<XAccessibleText> xText(getAccessibleContextImpl(), UNO_QUERY);
+    if (!xText.is())
+        return QString();
+
+    // handle special values for offset the same way base class's QAccessibleTextWidget::attributes does
+    // (as defined in IAccessible 2: -1 -> length, -2 -> cursor position)
+    if (offset == -2)
+        offset = cursorPosition();
+
+    const int nTextLength = characterCount();
+    if (offset == -1 || offset == nTextLength)
+        offset = nTextLength - 1;
+
+    if (offset < 0 || offset > nTextLength)
+        return QString();
+
+    const Sequence<PropertyValue> attribs
+        = xText->getCharacterAttributes(offset, Sequence<OUString>());
+    OUString aRet;
+    for (PropertyValue const& prop : attribs)
+    {
+        OUString sAttribute;
+        OUString sValue;
+        if (prop.Name == "CharFontName")
+        {
+            sAttribute = "font-family";
+            sValue = *o3tl::doAccess<OUString>(prop.Value);
+        }
+        else if (prop.Name == "CharHeight")
+        {
+            sAttribute = "font-size";
+            sValue = OUString::number(*o3tl::doAccess<double>(prop.Value)) + "pt";
+        }
+        else if (prop.Name == "CharWeight")
+        {
+            sAttribute = "font-weight";
+            sValue = lcl_convertFontWeight(*o3tl::doAccess<double>(prop.Value));
+        }
+
+        if (!sAttribute.isEmpty() && !sValue.isEmpty())
+            aRet += sAttribute + ":" + sValue + ";";
+    }
+    *startOffset = offset;
+    *endOffset = offset + 1;
+    return toQString(aRet);
+}
+
+int QtAccessibleWidget::characterCount() const
+{
+    Reference<XAccessibleText> xText(getAccessibleContextImpl(), UNO_QUERY);
+    if (xText.is())
+        return xText->getCharacterCount();
+    return 0;
+}
+QRect QtAccessibleWidget::characterRect(int /* offset */) const
+{
+    SAL_INFO("vcl.qt", "Unsupported QAccessibleTextInterface::characterRect");
+    return QRect();
+}
+
+int QtAccessibleWidget::cursorPosition() const
+{
+    Reference<XAccessibleText> xText(getAccessibleContextImpl(), UNO_QUERY);
+    if (xText.is())
+        return xText->getCaretPosition();
+    return 0;
+}
+
+int QtAccessibleWidget::offsetAtPoint(const QPoint& /* point */) const
+{
+    SAL_INFO("vcl.qt", "Unsupported QAccessibleTextInterface::offsetAtPoint");
+    return 0;
+}
+void QtAccessibleWidget::removeSelection(int /* selectionIndex */)
+{
+    SAL_INFO("vcl.qt", "Unsupported QAccessibleTextInterface::removeSelection");
+}
+void QtAccessibleWidget::scrollToSubstring(int startIndex, int endIndex)
+{
+    Reference<XAccessibleText> xText(getAccessibleContextImpl(), UNO_QUERY);
+    if (xText.is())
+        xText->scrollSubstringTo(startIndex, endIndex, AccessibleScrollType_SCROLL_ANYWHERE);
+}
+
+void QtAccessibleWidget::selection(int selectionIndex, int* startOffset, int* endOffset) const
+{
+    if (!startOffset && !endOffset)
+        return;
+
+    Reference<XAccessibleText> xText;
+    if (selectionIndex == 0)
+        xText = Reference<XAccessibleText>(getAccessibleContextImpl(), UNO_QUERY);
+
+    if (startOffset)
+        *startOffset = xText.is() ? xText->getSelectionStart() : 0;
+    if (endOffset)
+        *endOffset = xText.is() ? xText->getSelectionEnd() : 0;
+}
+
+int QtAccessibleWidget::selectionCount() const
+{
+    Reference<XAccessibleText> xText(getAccessibleContextImpl(), UNO_QUERY);
+    if (xText.is() && !xText->getSelectedText().isEmpty())
+        return 1; // Only 1 selection supported atm
+    return 0;
+}
+void QtAccessibleWidget::setCursorPosition(int position)
+{
+    Reference<XAccessibleText> xText(getAccessibleContextImpl(), UNO_QUERY);
+    if (xText.is())
+        xText->setCaretPosition(position);
+}
+void QtAccessibleWidget::setSelection(int /* selectionIndex */, int startOffset, int endOffset)
+{
+    Reference<XAccessibleText> xText(getAccessibleContextImpl(), UNO_QUERY);
+    if (xText.is())
+        xText->setSelection(startOffset, endOffset);
+}
+QString QtAccessibleWidget::text(int startOffset, int endOffset) const
+{
+    Reference<XAccessibleText> xText(getAccessibleContextImpl(), UNO_QUERY);
+    if (xText.is())
+        return toQString(xText->getTextRange(startOffset, endOffset));
+    return QString();
+}
+QString QtAccessibleWidget::textAfterOffset(int /* offset */,
+                                            QAccessible::TextBoundaryType /* boundaryType */,
+                                            int* /* startOffset */, int* /* endOffset */) const
+{
+    SAL_INFO("vcl.qt", "Unsupported QAccessibleTextInterface::textAfterOffset");
+    return QString();
+}
+
+QString QtAccessibleWidget::textAtOffset(int offset, QAccessible::TextBoundaryType boundaryType,
+                                         int* startOffset, int* endOffset) const
+{
+    if (startOffset == nullptr || endOffset == nullptr)
+        return QString();
+
+    if (boundaryType == QAccessible::NoBoundary)
+    {
+        const int nCharCount = characterCount();
+        *startOffset = 0;
+        *endOffset = nCharCount;
+        return text(0, nCharCount);
+    }
+
+    Reference<XAccessibleText> xText(getAccessibleContextImpl(), UNO_QUERY);
+    if (!xText.is())
+        return QString();
+
+    sal_Int16 nUnoBoundaryType = lcl_matchQtTextBoundaryType(boundaryType);
+    assert(nUnoBoundaryType > 0);
+
+    const TextSegment segment = xText->getTextAtIndex(offset, nUnoBoundaryType);
+    *startOffset = segment.SegmentStart;
+    *endOffset = segment.SegmentEnd;
+    return toQString(segment.SegmentText);
+}
+
+QString QtAccessibleWidget::textBeforeOffset(int /* offset */,
+                                             QAccessible::TextBoundaryType /* boundaryType */,
+                                             int* /* startOffset */, int* /* endOffset */) const
+{
+    SAL_INFO("vcl.qt", "Unsupported QAccessibleTextInterface::textBeforeOffset");
+    return QString();
+}
+
+// QAccessibleEditableTextInterface
+
+void QtAccessibleWidget::deleteText(int startOffset, int endOffset)
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return;
+
+    Reference<XAccessibleEditableText> xEditableText(xAc, UNO_QUERY);
+    if (!xEditableText.is())
+        return;
+    xEditableText->deleteText(startOffset, endOffset);
+}
+
+void QtAccessibleWidget::insertText(int offset, const QString& text)
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return;
+
+    Reference<XAccessibleEditableText> xEditableText(xAc, UNO_QUERY);
+    if (!xEditableText.is())
+        return;
+    xEditableText->insertText(toOUString(text), offset);
+}
+
+void QtAccessibleWidget::replaceText(int startOffset, int endOffset, const QString& text)
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return;
+
+    Reference<XAccessibleEditableText> xEditableText(xAc, UNO_QUERY);
+    if (!xEditableText.is())
+        return;
+    xEditableText->replaceText(startOffset, endOffset, toOUString(text));
+}
+
+// QAccessibleValueInterface
+QVariant QtAccessibleWidget::currentValue() const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return QVariant();
+
+    Reference<XAccessibleValue> xValue(xAc, UNO_QUERY);
+    if (!xValue.is())
+        return QVariant();
+    double aDouble = 0;
+    xValue->getCurrentValue() >>= aDouble;
+    return QVariant(aDouble);
+}
+
+QVariant QtAccessibleWidget::maximumValue() const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return QVariant();
+
+    Reference<XAccessibleValue> xValue(xAc, UNO_QUERY);
+    if (!xValue.is())
+        return QVariant();
+    double aDouble = 0;
+    xValue->getMaximumValue() >>= aDouble;
+    return QVariant(aDouble);
+}
+
+QVariant QtAccessibleWidget::minimumStepSize() const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return QVariant();
+
+    Reference<XAccessibleValue> xValue(xAc, UNO_QUERY);
+    if (!xValue.is())
+        return QVariant();
+    double dMinStep = 0;
+    xValue->getMinimumIncrement() >>= dMinStep;
+    return QVariant(dMinStep);
+}
+
+QVariant QtAccessibleWidget::minimumValue() const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return QVariant();
+
+    Reference<XAccessibleValue> xValue(xAc, UNO_QUERY);
+    if (!xValue.is())
+        return QVariant();
+    double aDouble = 0;
+    xValue->getMinimumValue() >>= aDouble;
+    return QVariant(aDouble);
+}
+
+void QtAccessibleWidget::setCurrentValue(const QVariant& value)
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return;
+
+    Reference<XAccessibleValue> xValue(xAc, UNO_QUERY);
+    if (!xValue.is())
+        return;
+    xValue->setCurrentValue(Any(value.toDouble()));
+}
+
+// QAccessibleTable
+QAccessibleInterface* QtAccessibleWidget::caption() const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return nullptr;
+
+    Reference<XAccessibleTable> xTable(xAc, UNO_QUERY);
+    if (!xTable.is())
+        return nullptr;
+    return QAccessible::queryAccessibleInterface(new QtXAccessible(xTable->getAccessibleCaption()));
+}
+
+QAccessibleInterface* QtAccessibleWidget::cellAt(int row, int column) const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return nullptr;
+
+    Reference<XAccessibleTable> xTable(xAc, UNO_QUERY);
+    if (!xTable.is())
+        return nullptr;
+    return QAccessible::queryAccessibleInterface(
+        new QtXAccessible(xTable->getAccessibleCellAt(row, column)));
+}
+
+int QtAccessibleWidget::columnCount() const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return 0;
+
+    Reference<XAccessibleTable> xTable(xAc, UNO_QUERY);
+    if (!xTable.is())
+        return 0;
+    return xTable->getAccessibleColumnCount();
+}
+
+QString QtAccessibleWidget::columnDescription(int column) const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return QString();
+
+    Reference<XAccessibleTable> xTable(xAc, UNO_QUERY);
+    if (!xTable.is())
+        return QString();
+    return toQString(xTable->getAccessibleColumnDescription(column));
+}
+
+bool QtAccessibleWidget::isColumnSelected(int nColumn) const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return false;
+
+    Reference<XAccessibleTable> xTable(xAc, UNO_QUERY);
+    if (!xTable.is())
+        return false;
+
+    return xTable->isAccessibleColumnSelected(nColumn);
+}
+
+bool QtAccessibleWidget::isRowSelected(int nRow) const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return false;
+
+    Reference<XAccessibleTable> xTable(xAc, UNO_QUERY);
+    if (!xTable.is())
+        return false;
+
+    return xTable->isAccessibleRowSelected(nRow);
+}
+
+void QtAccessibleWidget::modelChange(QAccessibleTableModelChangeEvent*) {}
+
+int QtAccessibleWidget::rowCount() const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return 0;
+
+    Reference<XAccessibleTable> xTable(xAc, UNO_QUERY);
+    if (!xTable.is())
+        return 0;
+    return xTable->getAccessibleRowCount();
+}
+
+QString QtAccessibleWidget::rowDescription(int row) const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return QString();
+
+    Reference<XAccessibleTable> xTable(xAc, UNO_QUERY);
+    if (!xTable.is())
+        return QString();
+    return toQString(xTable->getAccessibleRowDescription(row));
+}
+
+bool QtAccessibleWidget::selectColumn(int column)
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return false;
+
+    Reference<XAccessibleTableSelection> xTableSelection(xAc, UNO_QUERY);
+    if (!xTableSelection.is())
+        return false;
+    return xTableSelection->selectColumn(column);
+}
+
+bool QtAccessibleWidget::selectRow(int row)
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return false;
+
+    Reference<XAccessibleTableSelection> xTableSelection(xAc, UNO_QUERY);
+    if (!xTableSelection.is())
+        return false;
+    return xTableSelection->selectRow(row);
+}
+
+int QtAccessibleWidget::selectedCellCount() const
+{
+    SAL_INFO("vcl.qt", "Unsupported QAccessibleTableInterface::selectedCellCount");
+    return 0;
+}
+
+QList<QAccessibleInterface*> QtAccessibleWidget::selectedCells() const
+{
+    SAL_INFO("vcl.qt", "Unsupported QAccessibleTableInterface::selectedCells");
+    return QList<QAccessibleInterface*>();
+}
+
+int QtAccessibleWidget::selectedColumnCount() const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return 0;
+
+    Reference<XAccessibleTable> xTable(xAc, UNO_QUERY);
+    if (!xTable.is())
+        return 0;
+    return xTable->getSelectedAccessibleColumns().getLength();
+}
+
+QList<int> QtAccessibleWidget::selectedColumns() const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return QList<int>();
+
+    Reference<XAccessibleTable> xTable(xAc, UNO_QUERY);
+    if (!xTable.is())
+        return QList<int>();
+    return toQList(xTable->getSelectedAccessibleColumns());
+}
+
+int QtAccessibleWidget::selectedRowCount() const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return 0;
+
+    Reference<XAccessibleTable> xTable(xAc, UNO_QUERY);
+    if (!xTable.is())
+        return 0;
+    return xTable->getSelectedAccessibleRows().getLength();
+}
+
+QList<int> QtAccessibleWidget::selectedRows() const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return QList<int>();
+
+    Reference<XAccessibleTable> xTable(xAc, UNO_QUERY);
+    if (!xTable.is())
+        return QList<int>();
+    return toQList(xTable->getSelectedAccessibleRows());
+}
+
+QAccessibleInterface* QtAccessibleWidget::summary() const
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return nullptr;
+
+    Reference<XAccessibleTable> xTable(xAc, UNO_QUERY);
+    if (!xTable.is())
+        return nullptr;
+    return QAccessible::queryAccessibleInterface(new QtXAccessible(xTable->getAccessibleSummary()));
+}
+
+bool QtAccessibleWidget::unselectColumn(int column)
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return false;
+
+    Reference<XAccessibleTableSelection> xTableSelection(xAc, UNO_QUERY);
+    if (!xTableSelection.is())
+        return false;
+    return xTableSelection->unselectColumn(column);
+}
+
+bool QtAccessibleWidget::unselectRow(int row)
+{
+    Reference<XAccessibleContext> xAc = getAccessibleContextImpl();
+    if (!xAc.is())
+        return false;
+
+    Reference<XAccessibleTableSelection> xTableSelection(xAc, UNO_QUERY);
+    if (!xTableSelection.is())
+        return false;
+    return xTableSelection->unselectRow(row);
+}
+
+QList<QAccessibleInterface*> QtAccessibleWidget::columnHeaderCells() const
+{
+    SAL_WARN("vcl.qt", "Unsupported QAccessibleTableCellInterface::columnHeaderCells");
+    return QList<QAccessibleInterface*>();
+}
+
+int QtAccessibleWidget::columnIndex() const
+{
+    Reference<XAccessibleContext> xAcc = getAccessibleContextImpl();
+    if (!xAcc.is())
+        return -1;
+
+    Reference<XAccessibleTable> xTable = getAccessibleTableForParent();
+    if (!xTable.is())
+        return -1;
+
+    const sal_Int32 nIndexInParent = xAcc->getAccessibleIndexInParent();
+    return xTable->getAccessibleColumn(nIndexInParent);
+}
+
+bool QtAccessibleWidget::isSelected() const
+{
+    Reference<XAccessibleContext> xAcc = getAccessibleContextImpl();
+    if (!xAcc.is())
+        return false;
+
+    Reference<XAccessibleTable> xTable = getAccessibleTableForParent();
+    if (!xTable.is())
+        return false;
+
+    const sal_Int32 nColumn = columnIndex();
+    const sal_Int32 nRow = rowIndex();
+    return xTable->isAccessibleSelected(nRow, nColumn);
+}
+
+int QtAccessibleWidget::columnExtent() const
+{
+    Reference<XAccessibleContext> xAcc = getAccessibleContextImpl();
+    if (!xAcc.is())
+        return -1;
+
+    Reference<XAccessibleTable> xTable = getAccessibleTableForParent();
+    if (!xTable.is())
+        return -1;
+
+    const sal_Int32 nColumn = columnIndex();
+    const sal_Int32 nRow = rowIndex();
+    return xTable->getAccessibleColumnExtentAt(nRow, nColumn);
+}
+
+QList<QAccessibleInterface*> QtAccessibleWidget::rowHeaderCells() const
+{
+    SAL_WARN("vcl.qt", "Unsupported QAccessibleTableCellInterface::rowHeaderCells");
+    return QList<QAccessibleInterface*>();
+}
+
+int QtAccessibleWidget::rowExtent() const
+{
+    Reference<XAccessibleContext> xAcc = getAccessibleContextImpl();
+    if (!xAcc.is())
+        return -1;
+
+    Reference<XAccessibleTable> xTable = getAccessibleTableForParent();
+    if (!xTable.is())
+        return -1;
+
+    const sal_Int32 nColumn = columnIndex();
+    const sal_Int32 nRow = rowIndex();
+    return xTable->getAccessibleRowExtentAt(nRow, nColumn);
+}
+
+int QtAccessibleWidget::rowIndex() const
+{
+    Reference<XAccessibleContext> xAcc = getAccessibleContextImpl();
+    if (!xAcc.is())
+        return -1;
+
+    Reference<XAccessibleTable> xTable = getAccessibleTableForParent();
+    if (!xTable.is())
+        return -1;
+
+    const sal_Int32 nIndexInParent = xAcc->getAccessibleIndexInParent();
+    return xTable->getAccessibleRow(nIndexInParent);
+}
+
+QAccessibleInterface* QtAccessibleWidget::table() const
+{
+    SAL_WARN("vcl.qt", "Unsupported QAccessibleTableCellInterface::table");
+    return nullptr;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */