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1 /* | 1 /* |
2 * Copyright (C) 2012 Apple Inc. All rights reserved. | 2 * Copyright (C) 2012 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * | 7 * |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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36 AXObjectCacheImpl& ax_object_cache) | 36 AXObjectCacheImpl& ax_object_cache) |
37 : AXLayoutObject(layout_object, ax_object_cache) {} | 37 : AXLayoutObject(layout_object, ax_object_cache) {} |
38 | 38 |
39 AXSVGRoot::~AXSVGRoot() {} | 39 AXSVGRoot::~AXSVGRoot() {} |
40 | 40 |
41 AXSVGRoot* AXSVGRoot::Create(LayoutObject* layout_object, | 41 AXSVGRoot* AXSVGRoot::Create(LayoutObject* layout_object, |
42 AXObjectCacheImpl& ax_object_cache) { | 42 AXObjectCacheImpl& ax_object_cache) { |
43 return new AXSVGRoot(layout_object, ax_object_cache); | 43 return new AXSVGRoot(layout_object, ax_object_cache); |
44 } | 44 } |
45 | 45 |
46 void AXSVGRoot::SetParent(AXObject* parent) { | 46 void AXSVGRoot::SetParent(AXObjectImpl* parent) { |
47 // Only update the parent to another objcet if it wasn't already set to | 47 // Only update the parent to another objcet if it wasn't already set to |
48 // something. Multiple elements in an HTML document can reference | 48 // something. Multiple elements in an HTML document can reference |
49 // the same remote SVG document, and in that case the parent should just | 49 // the same remote SVG document, and in that case the parent should just |
50 // stay with the first one. | 50 // stay with the first one. |
51 if (!parent_ || !parent) | 51 if (!parent_ || !parent) |
52 parent_ = parent; | 52 parent_ = parent; |
53 } | 53 } |
54 | 54 |
55 AXObject* AXSVGRoot::ComputeParent() const { | 55 AXObjectImpl* AXSVGRoot::ComputeParent() const { |
56 DCHECK(!IsDetached()); | 56 DCHECK(!IsDetached()); |
57 // If a parent was set because this is a remote SVG resource, use that | 57 // If a parent was set because this is a remote SVG resource, use that |
58 // but otherwise, we should rely on the standard layout tree for the parent. | 58 // but otherwise, we should rely on the standard layout tree for the parent. |
59 if (parent_) | 59 if (parent_) |
60 return parent_; | 60 return parent_; |
61 | 61 |
62 return AXLayoutObject::ComputeParent(); | 62 return AXLayoutObject::ComputeParent(); |
63 } | 63 } |
64 | 64 |
65 // SVG AAM 1.0 S8.2: the default role for an SVG root is "group". | 65 // SVG AAM 1.0 S8.2: the default role for an SVG root is "group". |
66 AccessibilityRole AXSVGRoot::DetermineAccessibilityRole() { | 66 AccessibilityRole AXSVGRoot::DetermineAccessibilityRole() { |
67 AccessibilityRole role = AXLayoutObject::DetermineAccessibilityRole(); | 67 AccessibilityRole role = AXLayoutObject::DetermineAccessibilityRole(); |
68 if (role == kUnknownRole) | 68 if (role == kUnknownRole) |
69 role = kGroupRole; | 69 role = kGroupRole; |
70 return role; | 70 return role; |
71 } | 71 } |
72 | 72 |
73 // SVG elements are only ignored when a generic element would also be ignored. | 73 // SVG elements are only ignored when a generic element would also be ignored. |
74 bool AXSVGRoot::ComputeAccessibilityIsIgnored(IgnoredReasons* reasons) const { | 74 bool AXSVGRoot::ComputeAccessibilityIsIgnored(IgnoredReasons* reasons) const { |
75 return AccessibilityIsIgnoredByDefault(reasons); | 75 return AccessibilityIsIgnoredByDefault(reasons); |
76 } | 76 } |
77 | 77 |
78 } // namespace blink | 78 } // namespace blink |
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