146 lines
5.4 KiB
C++
146 lines
5.4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include "osx/salinst.h"
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#include "osx/a11ylistener.hxx"
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#include "osx/a11yfactory.h"
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#include "osx/a11yfocustracker.hxx"
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#include "osx/a11ywrapper.h"
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#include "a11ytextwrapper.h"
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#include <com/sun/star/accessibility/AccessibleEventId.hpp>
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#include <com/sun/star/accessibility/AccessibleRole.hpp>
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#include <com/sun/star/accessibility/AccessibleTableModelChange.hpp>
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#include <com/sun/star/accessibility/AccessibleTableModelChangeType.hpp>
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using namespace ::com::sun::star::accessibility;
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using namespace ::com::sun::star::awt;
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using namespace ::com::sun::star::lang;
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using namespace ::com::sun::star::uno;
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NSString * getTableNotification( const AccessibleEventObject& aEvent )
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{
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AccessibleTableModelChange aChange;
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NSString * notification = nil;
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if( (aEvent.NewValue >>= aChange) &&
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( AccessibleTableModelChangeType::INSERT == aChange.Type || AccessibleTableModelChangeType::DELETE == aChange.Type ) &&
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aChange.FirstRow != aChange.LastRow )
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{
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notification = NSAccessibilityRowCountChangedNotification;
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}
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return notification;
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}
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AquaA11yEventListener::AquaA11yEventListener(id wrapperObject, sal_Int16 role) : m_wrapperObject(wrapperObject), m_role(role)
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{
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[ m_wrapperObject retain ];
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}
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AquaA11yEventListener::~AquaA11yEventListener()
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{
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[ m_wrapperObject release ];
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}
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void SAL_CALL
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AquaA11yEventListener::disposing( const EventObject& ) throw( RuntimeException, std::exception )
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{
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[ AquaA11yFactory removeFromWrapperRepositoryFor: [ (AquaA11yWrapper *) m_wrapperObject accessibleContext ] ];
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}
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void SAL_CALL
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AquaA11yEventListener::notifyEvent( const AccessibleEventObject& aEvent ) throw( RuntimeException, std::exception )
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{
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NSString * notification = nil;
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id element = m_wrapperObject;
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::css::awt::Rectangle bounds;
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// TODO: NSAccessibilityValueChanged, NSAccessibilitySelectedRowsChangedNotification
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switch( aEvent.EventId )
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{
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case AccessibleEventId::ACTIVE_DESCENDANT_CHANGED:
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if( m_role != AccessibleRole::LIST ) {
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Reference< XAccessible > xAccessible;
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if( aEvent.NewValue >>= xAccessible )
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AquaA11yFocusTracker::get().setFocusedObject( xAccessible );
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}
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break;
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case AccessibleEventId::NAME_CHANGED:
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notification = NSAccessibilityTitleChangedNotification;
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break;
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case AccessibleEventId::CHILD:
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// only needed for tooltips (says Apple)
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if ( m_role == AccessibleRole::TOOL_TIP ) {
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if(aEvent.NewValue.hasValue()) {
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notification = NSAccessibilityCreatedNotification;
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} else if(aEvent.OldValue.hasValue()) {
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notification = NSAccessibilityUIElementDestroyedNotification;
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}
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}
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break;
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case AccessibleEventId::INVALIDATE_ALL_CHILDREN:
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// TODO: depricate or remember all children
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break;
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case AccessibleEventId::BOUNDRECT_CHANGED:
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bounds = [ element accessibleComponent ] -> getBounds();
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if ( m_oldBounds.X != 0 && ( bounds.X != m_oldBounds.X || bounds.Y != m_oldBounds.Y ) ) {
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NSAccessibilityPostNotification(element, NSAccessibilityMovedNotification); // post directly since both cases can happen simultaneously
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}
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if ( m_oldBounds.X != 0 && ( bounds.Width != m_oldBounds.Width || bounds.Height != m_oldBounds.Height ) ) {
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NSAccessibilityPostNotification(element, NSAccessibilityResizedNotification); // post directly since both cases can happen simultaneously
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}
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m_oldBounds = bounds;
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break;
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case AccessibleEventId::SELECTION_CHANGED:
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notification = NSAccessibilitySelectedChildrenChangedNotification;
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break;
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case AccessibleEventId::TEXT_SELECTION_CHANGED:
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notification = NSAccessibilitySelectedTextChangedNotification;
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break;
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case AccessibleEventId::TABLE_MODEL_CHANGED:
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notification = getTableNotification(aEvent);
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break;
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case AccessibleEventId::CARET_CHANGED:
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notification = NSAccessibilitySelectedTextChangedNotification;
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break;
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case AccessibleEventId::TEXT_CHANGED:
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notification = NSAccessibilityValueChangedNotification;
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break;
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default:
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break;
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}
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if( nil != notification )
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NSAccessibilityPostNotification(element, notification);
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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