1 /* 2 * Copyright (C) 2009 Apple Inc. All Rights Reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #include "config.h" 27 #include "AccessibleImage.h" 28 29 #include <WebCore/AccessibilityRenderObject.h> 30 #include <WebCore/HTMLNames.h> 31 32 using namespace WebCore; 33 using namespace WebCore::HTMLNames; 34 35 AccessibleImage::AccessibleImage(AccessibilityObject* obj) 36 : AccessibleBase(obj) 37 { 38 ASSERT_ARG(obj, obj->isImage()); 39 ASSERT_ARG(obj, obj->isAccessibilityRenderObject()); 40 } 41 42 String AccessibleImage::name() const 43 { 44 if (!m_object->isAccessibilityRenderObject()) 45 return AccessibleBase::name(); 46 47 AccessibilityRenderObject* obj = static_cast<AccessibilityRenderObject*>(m_object); 48 49 String ariaLabel = obj->ariaLabeledByAttribute(); 50 if (!ariaLabel.isEmpty()) 51 return ariaLabel; 52 53 const AtomicString& altText = obj->getAttribute(HTMLNames::altAttr); 54 if (!altText.isEmpty()) 55 return altText; 56 57 return AccessibleBase::name(); 58 } 59
