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/* -*- 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 <osx/a11yfocustracker.hxx>
#include <osx/a11yfactory.h>
#include "a11yfocuslistener.hxx"
using namespace ::com::sun::star::accessibility;
using namespace ::com::sun::star::uno;
rtl::Reference< AquaA11yFocusListener > AquaA11yFocusListener::theListener;
rtl::Reference< AquaA11yFocusListener > const & AquaA11yFocusListener::get()
{
if ( ! theListener.is() )
theListener = new AquaA11yFocusListener();
return theListener;
}
AquaA11yFocusListener::AquaA11yFocusListener() : m_focusedObject(nil)
{
}
id AquaA11yFocusListener::getFocusedUIElement()
{
if ( nil == m_focusedObject ) {
Reference< XAccessible > xAccessible( TheAquaA11yFocusTracker::get().getFocusedObject() );
try {
if( xAccessible.is() ) {
Reference< XAccessibleContext > xContext(xAccessible->getAccessibleContext());
if( xContext.is() )
m_focusedObject = [ AquaA11yFactory wrapperForAccessibleContext: xContext ];
}
} catch(const RuntimeException &) {
// intentionally do nothing ..
}
}
return m_focusedObject;
}
void
AquaA11yFocusListener::focusedObjectChanged(const Reference< XAccessible >& xAccessible)
{
if ( nil != m_focusedObject ) {
[ m_focusedObject release ];
m_focusedObject = nil;
}
try {
if( xAccessible.is() ) {
Reference< XAccessibleContext > xContext(xAccessible->getAccessibleContext());
if( xContext.is() )
{
m_focusedObject = [ AquaA11yFactory wrapperForAccessibleContext: xContext ];
NSAccessibilityPostNotification(m_focusedObject, NSAccessibilityFocusedUIElementChangedNotification);
}
}
} catch(const RuntimeException &) {
// intentionally do nothing ..
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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