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Diffstat (limited to 'vcl/qt5/QtAccessibleEventListener.cxx')
| -rw-r--r-- | vcl/qt5/QtAccessibleEventListener.cxx | 249 |
1 files changed, 249 insertions, 0 deletions
diff --git a/vcl/qt5/QtAccessibleEventListener.cxx b/vcl/qt5/QtAccessibleEventListener.cxx new file mode 100644 index 000000000..515584351 --- /dev/null +++ b/vcl/qt5/QtAccessibleEventListener.cxx @@ -0,0 +1,249 @@ +/* -*- 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 <QtAccessibleEventListener.hxx> +#include <QtTools.hxx> + +#include <sal/log.hxx> + +#include <com/sun/star/accessibility/AccessibleEventId.hpp> +#include <com/sun/star/accessibility/AccessibleTableModelChange.hpp> +#include <com/sun/star/accessibility/AccessibleTableModelChangeType.hpp> +#include <com/sun/star/accessibility/TextSegment.hpp> + +#include <QtGui/QAccessible> + +using namespace css; +using namespace css::accessibility; +using namespace css::lang; +using namespace css::uno; + +QtAccessibleEventListener::QtAccessibleEventListener(const Reference<XAccessible> xAccessible, + QtAccessibleWidget* pAccessibleWidget) + : m_xAccessible(xAccessible) + , m_pAccessibleWidget(pAccessibleWidget) +{ +} + +void QtAccessibleEventListener::notifyEvent(const css::accessibility::AccessibleEventObject& aEvent) +{ + QAccessibleInterface* pQAccessibleInterface = m_pAccessibleWidget; + + Reference<XAccessible> xChild; + switch (aEvent.EventId) + { + case AccessibleEventId::NAME_CHANGED: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::NameChanged)); + return; + case AccessibleEventId::DESCRIPTION_CHANGED: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::DescriptionChanged)); + return; + case AccessibleEventId::ACTION_CHANGED: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::ActionChanged)); + return; + case AccessibleEventId::ACTIVE_DESCENDANT_CHANGED: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::ActiveDescendantChanged)); + return; + case AccessibleEventId::CARET_CHANGED: + { + sal_Int32 nNewCursorPos = 0; + aEvent.NewValue >>= nNewCursorPos; + QAccessible::updateAccessibility( + new QAccessibleTextCursorEvent(pQAccessibleInterface, nNewCursorPos)); + return; + } + case AccessibleEventId::CHILD: + { + QAccessible::Event event = QAccessible::InvalidEvent; + if (aEvent.OldValue >>= xChild) + event = QAccessible::ObjectDestroyed; + if (aEvent.NewValue >>= xChild) + event = QAccessible::ObjectCreated; + if (event != QAccessible::InvalidEvent) + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, event)); + return; + } + case AccessibleEventId::HYPERTEXT_CHANGED: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::HypertextChanged)); + return; + case AccessibleEventId::SELECTION_CHANGED: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::Selection)); + return; + case AccessibleEventId::VISIBLE_DATA_CHANGED: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::VisibleDataChanged)); + return; + case AccessibleEventId::TEXT_SELECTION_CHANGED: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::Selection)); + return; + case AccessibleEventId::TEXT_ATTRIBUTE_CHANGED: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::AttributeChanged)); + return; + case AccessibleEventId::TEXT_CHANGED: + { + TextSegment aDeletedText; + TextSegment aInsertedText; + if (aEvent.OldValue >>= aDeletedText) + { + QAccessible::updateAccessibility( + new QAccessibleTextRemoveEvent(pQAccessibleInterface, aDeletedText.SegmentStart, + toQString(aDeletedText.SegmentText))); + } + if (aEvent.NewValue >>= aInsertedText) + { + QAccessible::updateAccessibility(new QAccessibleTextInsertEvent( + pQAccessibleInterface, aInsertedText.SegmentStart, + toQString(aInsertedText.SegmentText))); + } + return; + } + case AccessibleEventId::TABLE_CAPTION_CHANGED: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::TableCaptionChanged)); + return; + case AccessibleEventId::TABLE_COLUMN_DESCRIPTION_CHANGED: + QAccessible::updateAccessibility(new QAccessibleEvent( + pQAccessibleInterface, QAccessible::TableColumnDescriptionChanged)); + return; + case AccessibleEventId::TABLE_COLUMN_HEADER_CHANGED: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::TableColumnHeaderChanged)); + return; + case AccessibleEventId::TABLE_MODEL_CHANGED: + { + AccessibleTableModelChange aChange; + aEvent.NewValue >>= aChange; + + QAccessibleTableModelChangeEvent::ModelChangeType nType; + switch (aChange.Type) + { + case AccessibleTableModelChangeType::COLUMNS_INSERTED: + nType = QAccessibleTableModelChangeEvent::ColumnsInserted; + break; + case AccessibleTableModelChangeType::COLUMNS_REMOVED: + nType = QAccessibleTableModelChangeEvent::ColumnsRemoved; + break; + case AccessibleTableModelChangeType::ROWS_INSERTED: + nType = QAccessibleTableModelChangeEvent::RowsInserted; + break; + case AccessibleTableModelChangeType::ROWS_REMOVED: + nType = QAccessibleTableModelChangeEvent::RowsRemoved; + break; + case AccessibleTableModelChangeType::UPDATE: + nType = QAccessibleTableModelChangeEvent::DataChanged; + break; + default: + assert(false && "Unhandled AccessibleTableModelChangeType"); + return; + } + QAccessibleTableModelChangeEvent* pTableEvent + = new QAccessibleTableModelChangeEvent(pQAccessibleInterface, nType); + pTableEvent->setFirstRow(aChange.FirstRow); + pTableEvent->setLastRow(aChange.LastRow); + pTableEvent->setFirstColumn(aChange.FirstColumn); + pTableEvent->setLastColumn(aChange.LastColumn); + QAccessible::updateAccessibility(pTableEvent); + return; + } + case AccessibleEventId::TABLE_ROW_DESCRIPTION_CHANGED: + QAccessible::updateAccessibility(new QAccessibleEvent( + pQAccessibleInterface, QAccessible::TableRowDescriptionChanged)); + return; + case AccessibleEventId::TABLE_ROW_HEADER_CHANGED: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::TableRowHeaderChanged)); + return; + case AccessibleEventId::TABLE_SUMMARY_CHANGED: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::TableSummaryChanged)); + return; + case AccessibleEventId::SELECTION_CHANGED_ADD: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::SelectionAdd)); + return; + case AccessibleEventId::SELECTION_CHANGED_REMOVE: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::SelectionRemove)); + return; + case AccessibleEventId::SELECTION_CHANGED_WITHIN: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::SelectionWithin)); + return; + case AccessibleEventId::PAGE_CHANGED: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::PageChanged)); + return; + case AccessibleEventId::SECTION_CHANGED: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::SectionChanged)); + return; + case AccessibleEventId::COLUMN_CHANGED: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::TextColumnChanged)); + return; + case AccessibleEventId::BOUNDRECT_CHANGED: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::LocationChanged)); + return; + case AccessibleEventId::STATE_CHANGED: + QAccessible::updateAccessibility( + new QAccessibleEvent(pQAccessibleInterface, QAccessible::ForegroundChanged)); + return; + case AccessibleEventId::VALUE_CHANGED: + { + QAccessibleValueInterface* pValueInterface = pQAccessibleInterface->valueInterface(); + if (pValueInterface) + { + const QVariant aValue = pValueInterface->currentValue(); + QAccessible::updateAccessibility( + new QAccessibleValueChangeEvent(pQAccessibleInterface, aValue)); + } + return; + } + case AccessibleEventId::ROLE_CHANGED: + case AccessibleEventId::INVALIDATE_ALL_CHILDREN: + case AccessibleEventId::CONTENT_FLOWS_FROM_RELATION_CHANGED: + case AccessibleEventId::CONTENT_FLOWS_TO_RELATION_CHANGED: + case AccessibleEventId::CONTROLLED_BY_RELATION_CHANGED: + case AccessibleEventId::CONTROLLER_FOR_RELATION_CHANGED: + case AccessibleEventId::LABEL_FOR_RELATION_CHANGED: + case AccessibleEventId::LABELED_BY_RELATION_CHANGED: + case AccessibleEventId::MEMBER_OF_RELATION_CHANGED: + case AccessibleEventId::SUB_WINDOW_OF_RELATION_CHANGED: + case AccessibleEventId::LISTBOX_ENTRY_EXPANDED: + case AccessibleEventId::LISTBOX_ENTRY_COLLAPSED: + case AccessibleEventId::ACTIVE_DESCENDANT_CHANGED_NOFOCUS: + default: + SAL_WARN("vcl.qt", "Unmapped AccessibleEventId: " << aEvent.EventId); + return; + } +} + +void QtAccessibleEventListener::disposing(const EventObject& /* Source */) {} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |