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1 /* | 1 /* |
2 * Copyright (C) 2012 Google Inc. All rights reserved. | 2 * Copyright (C) 2012 Google 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 are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * 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 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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36 namespace WebCore { | 36 namespace WebCore { |
37 | 37 |
38 // LabelableElement represents "labelable element" defined in the HTML | 38 // LabelableElement represents "labelable element" defined in the HTML |
39 // specification, and provides the implementation of the "labels" attribute. | 39 // specification, and provides the implementation of the "labels" attribute. |
40 class LabelableElement : public HTMLElement { | 40 class LabelableElement : public HTMLElement { |
41 public: | 41 public: |
42 virtual ~LabelableElement(); | 42 virtual ~LabelableElement(); |
43 PassRefPtr<NodeList> labels(); | 43 PassRefPtr<NodeList> labels(); |
44 virtual bool supportLabels() const { return false; } | 44 virtual bool supportLabels() const { return false; } |
45 | 45 |
| 46 virtual void trace(Visitor*) OVERRIDE; |
| 47 |
46 protected: | 48 protected: |
47 LabelableElement(const QualifiedName& tagName, Document&); | 49 LabelableElement(const QualifiedName& tagName, Document&); |
48 | 50 |
49 private: | 51 private: |
50 virtual bool isLabelable() const OVERRIDE FINAL { return true; } | 52 virtual bool isLabelable() const OVERRIDE FINAL { return true; } |
51 }; | 53 }; |
52 | 54 |
53 inline bool isLabelableElement(const Element& element) | 55 inline bool isLabelableElement(const Element& element) |
54 { | 56 { |
55 return element.isHTMLElement() && toHTMLElement(element).isLabelable(); | 57 return element.isHTMLElement() && toHTMLElement(element).isLabelable(); |
56 } | 58 } |
57 | 59 |
58 inline bool isLabelableElement(const HTMLElement& element) | 60 inline bool isLabelableElement(const HTMLElement& element) |
59 { | 61 { |
60 return element.isLabelable(); | 62 return element.isLabelable(); |
61 } | 63 } |
62 | 64 |
63 DEFINE_HTMLELEMENT_TYPE_CASTS_WITH_FUNCTION(LabelableElement); | 65 DEFINE_HTMLELEMENT_TYPE_CASTS_WITH_FUNCTION(LabelableElement); |
64 | 66 |
65 } // namespace WebCore | 67 } // namespace WebCore |
66 | 68 |
67 #endif | 69 #endif |
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