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31 #ifndef DOMUtilitiesPrivate_h
32 #define DOMUtilitiesPrivate_h
36 class HTMLInputElement;
37 class HTMLLinkElement;
38 class HTMLMetaElement;
39 class HTMLOptionElement;
44 // This file is an aggregate of useful WebCore operations.
47 // If node is an HTML node with a tag name of name it is casted and returned.
48 // If node is not an HTML node or the tag name is not name, 0 is returned.
49 WebCore::HTMLInputElement* toHTMLInputElement(WebCore::Node*);
50 WebCore::HTMLLinkElement* toHTMLLinkElement(WebCore::Node*);
51 WebCore::HTMLMetaElement* toHTMLMetaElement(WebCore::Node*);
52 WebCore::HTMLOptionElement* toHTMLOptionElement(WebCore::Node*);
54 // For img, script, iframe, frame element, when attribute name is src,
55 // for link, a, area element, when attribute name is href,
56 // for form element, when attribute name is action,
57 // for input, type=image, when attribute name is src,
58 // for body, table, tr, td, when attribute name is background,
59 // for blockquote, q, del, ins, when attribute name is cite,
60 // we can consider the attribute value has legal link.
61 bool elementHasLegalLinkAttribute(const WebCore::Element* element,
62 const WebCore::QualifiedName& attrName);