1/*
2 * Copyright (C) 2011 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 "AccessibilityUIElement.h"
28
29#include "JSAccessibilityUIElement.h"
30
31namespace WTR {
32
33Ref<AccessibilityUIElement> AccessibilityUIElement::create(PlatformUIElement uiElement)
34{
35 return adoptRef(*new AccessibilityUIElement(uiElement));
36}
37
38Ref<AccessibilityUIElement> AccessibilityUIElement::create(const AccessibilityUIElement& uiElement)
39{
40 return adoptRef(*new AccessibilityUIElement(uiElement));
41}
42
43JSClassRef AccessibilityUIElement::wrapperClass()
44{
45 return JSAccessibilityUIElement::accessibilityUIElementClass();
46}
47
48// Implementation
49
50bool AccessibilityUIElement::isValid() const
51{
52 return m_element;
53}
54
55// iOS specific methods
56#if !PLATFORM(IOS_FAMILY)
57JSRetainPtr<JSStringRef> AccessibilityUIElement::identifier() { return nullptr; }
58JSRetainPtr<JSStringRef> AccessibilityUIElement::traits() { return nullptr; }
59int AccessibilityUIElement::elementTextPosition() { return 0; }
60int AccessibilityUIElement::elementTextLength() { return 0; }
61JSRetainPtr<JSStringRef> AccessibilityUIElement::stringForSelection() { return nullptr; }
62JSValueRef AccessibilityUIElement::elementsForRange(unsigned, unsigned) { return nullptr; }
63void AccessibilityUIElement::increaseTextSelection() { }
64void AccessibilityUIElement::decreaseTextSelection() { }
65RefPtr<AccessibilityUIElement> AccessibilityUIElement::linkedElement() { return nullptr; }
66RefPtr<AccessibilityUIElement> AccessibilityUIElement::headerElementAtIndex(unsigned) { return nullptr; }
67void AccessibilityUIElement::assistiveTechnologySimulatedFocus() { return; }
68bool AccessibilityUIElement::scrollPageUp() { return false; }
69bool AccessibilityUIElement::scrollPageDown() { return false; }
70bool AccessibilityUIElement::scrollPageLeft() { return false; }
71bool AccessibilityUIElement::scrollPageRight() { return false; }
72bool AccessibilityUIElement::hasContainedByFieldsetTrait() { return false; }
73RefPtr<AccessibilityUIElement> AccessibilityUIElement::fieldsetAncestorElement() { return nullptr; }
74bool AccessibilityUIElement::isSearchField() const { return false; }
75bool AccessibilityUIElement::isTextArea() const { return false; }
76RefPtr<AccessibilityTextMarkerRange> AccessibilityUIElement::textMarkerRangeMatchesTextNearMarkers(JSStringRef, AccessibilityTextMarker*, AccessibilityTextMarker*) { return nullptr; }
77bool AccessibilityUIElement::dismiss() { return false; }
78JSRetainPtr<JSStringRef> AccessibilityUIElement::attributedStringForElement() { return nullptr; }
79#endif
80
81// Unsupported methods on various platforms. As they're implemented on other platforms this list should be modified.
82#if PLATFORM(COCOA) || !HAVE(ACCESSIBILITY)
83JSRetainPtr<JSStringRef> AccessibilityUIElement::characterAtOffset(int) { return nullptr; }
84JSRetainPtr<JSStringRef> AccessibilityUIElement::wordAtOffset(int) { return nullptr; }
85JSRetainPtr<JSStringRef> AccessibilityUIElement::lineAtOffset(int) { return nullptr; }
86JSRetainPtr<JSStringRef> AccessibilityUIElement::sentenceAtOffset(int) { return nullptr; }
87#endif
88
89#if !PLATFORM(MAC) || !HAVE(ACCESSIBILITY)
90RefPtr<AccessibilityTextMarkerRange> AccessibilityUIElement::selectedTextMarkerRange() { return nullptr; }
91void AccessibilityUIElement::resetSelectedTextMarkerRange() { }
92void AccessibilityUIElement::setBoolAttributeValue(JSStringRef, bool) { }
93void AccessibilityUIElement::setValue(JSStringRef) { }
94JSValueRef AccessibilityUIElement::searchTextWithCriteria(JSContextRef, JSValueRef, JSStringRef, JSStringRef) { return nullptr; }
95#endif
96
97#if !PLATFORM(COCOA) || !HAVE(ACCESSIBILITY)
98RefPtr<AccessibilityTextMarkerRange> AccessibilityUIElement::leftWordTextMarkerRangeForTextMarker(AccessibilityTextMarker*) { return nullptr; }
99RefPtr<AccessibilityTextMarkerRange> AccessibilityUIElement::rightWordTextMarkerRangeForTextMarker(AccessibilityTextMarker*) { return nullptr; }
100RefPtr<AccessibilityTextMarker> AccessibilityUIElement::previousWordStartTextMarkerForTextMarker(AccessibilityTextMarker*) { return nullptr; }
101RefPtr<AccessibilityTextMarker> AccessibilityUIElement::nextWordEndTextMarkerForTextMarker(AccessibilityTextMarker*) { return nullptr; }
102RefPtr<AccessibilityTextMarkerRange> AccessibilityUIElement::paragraphTextMarkerRangeForTextMarker(AccessibilityTextMarker*) { return nullptr; }
103RefPtr<AccessibilityTextMarker> AccessibilityUIElement::nextParagraphEndTextMarkerForTextMarker(AccessibilityTextMarker*) { return nullptr; }
104RefPtr<AccessibilityTextMarker> AccessibilityUIElement::previousParagraphStartTextMarkerForTextMarker(AccessibilityTextMarker*) { return nullptr; }
105RefPtr<AccessibilityTextMarkerRange> AccessibilityUIElement::sentenceTextMarkerRangeForTextMarker(AccessibilityTextMarker*) { return nullptr; }
106RefPtr<AccessibilityTextMarker> AccessibilityUIElement::nextSentenceEndTextMarkerForTextMarker(AccessibilityTextMarker*) { return nullptr; }
107RefPtr<AccessibilityTextMarker> AccessibilityUIElement::previousSentenceStartTextMarkerForTextMarker(AccessibilityTextMarker*) { return nullptr; }
108#endif
109
110} // namespace WTR
111