1/*
2 * Copyright (C) 2008 Nuanti Ltd.
3 * Copyright (C) 2009 Jan Alonzo
4 * Copyright (C) 2009, 2010, 2012 Igalia S.L.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB. If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 */
21
22#pragma once
23
24#if HAVE(ACCESSIBILITY)
25
26#include <atk/atk.h>
27#include <wtf/text/WTFString.h>
28
29namespace WebCore {
30class AccessibilityObject;
31class IntRect;
32class VisibleSelection;
33}
34
35// An existing accessibility object is considered to be invalid whether it's already
36// detached or if it's not but just updating the layout will detach it anyway.
37#define returnIfWebKitAccessibleIsInvalid(webkitAccessible) G_STMT_START { \
38 if (!webkitAccessible || webkitAccessibleIsDetached(webkitAccessible)) \
39 return; \
40 auto& coreObject = webkitAccessibleGetAccessibilityObject(webkitAccessible); \
41 if (!coreObject.document()) \
42 return; \
43 coreObject.updateBackingStore(); \
44 if (webkitAccessibleIsDetached(webkitAccessible)) \
45 return; \
46 ; } G_STMT_END
47
48#define returnValIfWebKitAccessibleIsInvalid(webkitAccessible, val) G_STMT_START { \
49 if (!webkitAccessible || webkitAccessibleIsDetached(webkitAccessible)) \
50 return (val); \
51 auto& coreObject = webkitAccessibleGetAccessibilityObject(webkitAccessible); \
52 if (!coreObject.document()) \
53 return (val); \
54 coreObject.updateBackingStore(); \
55 if (webkitAccessibleIsDetached(webkitAccessible)) \
56 return (val); \
57 ; } G_STMT_END
58
59AtkAttributeSet* addToAtkAttributeSet(AtkAttributeSet*, const char* name, const char* value);
60
61void contentsRelativeToAtkCoordinateType(WebCore::AccessibilityObject*, AtkCoordType, WebCore::IntRect, gint* x, gint* y, gint* width = nullptr, gint* height = nullptr);
62
63String accessibilityTitle(WebCore::AccessibilityObject*);
64
65String accessibilityDescription(WebCore::AccessibilityObject*);
66
67bool selectionBelongsToObject(WebCore::AccessibilityObject*, WebCore::VisibleSelection&);
68
69WebCore::AccessibilityObject* objectFocusedAndCaretOffsetUnignored(WebCore::AccessibilityObject*, int& offset);
70
71#endif // HAVE(ACCESSIBILITY)
72