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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** 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 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <Carbon/Carbon.h>
#include "qnsview.h"
#include "qcocoahelpers.h"
#include "qcocoaaccessibility.h"
#include "qcocoaaccessibilityelement.h"
#include "qcocoaintegration.h"
#include <QtGui/qaccessible.h>
#include <QtCore/QDebug>
#import <AppKit/NSAccessibility.h>
@implementation QNSView (QNSViewAccessibility)
- (id)childAccessibleElement {
if (!m_window->accessibleRoot())
return nil;
QAccessible::Id childId = QAccessible::uniqueId(m_window->accessibleRoot());
return [QMacAccessibilityElement elementWithId: childId];
}
// The QNSView is a container that the user does not interact directly with:
// Remove it from the user-visible accessibility tree.
- (BOOL)accessibilityIsIgnored {
return YES;
}
- (id)accessibilityAttributeValue:(NSString *)attribute {
// activate accessibility updates
QCocoaIntegration::instance()->accessibility()->setActive(true);
if ([attribute isEqualToString:NSAccessibilityChildrenAttribute]) {
return NSAccessibilityUnignoredChildrenForOnlyChild([self childAccessibleElement]);
} else {
return [super accessibilityAttributeValue:attribute];
}
}
- (id)accessibilityHitTest:(NSPoint)point {
return [[self childAccessibleElement] accessibilityHitTest: point];
}
- (id)accessibilityFocusedUIElement {
return [[self childAccessibleElement] accessibilityFocusedUIElement];
}
@end
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