1 /*
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
3 * (C) 1999 Antti Koivisto (koivisto@kde.org)
4 * (C) 2000 Simon Hausmann <hausmann@kde.org>
5 * Copyright (C) 2003, 2006, 2009 Apple Inc. All rights reserved.
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Library General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Library General Public License for more details.
16 *
17 * You should have received a copy of the GNU Library General Public License
18 * along with this library; see the file COPYING.LIB. If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
20 * Boston, MA 02110-1301, USA.
21 */
22
23 #include "config.h"
24 #include "HTMLBRElement.h"
25
26 #include "CSSPropertyNames.h"
27 #include "HTMLNames.h"
28 #include "MappedAttribute.h"
29 #include "RenderBR.h"
30
31 namespace WebCore {
32
33 using namespace HTMLNames;
34
HTMLBRElement(const QualifiedName & tagName,Document * doc)35 HTMLBRElement::HTMLBRElement(const QualifiedName& tagName, Document *doc)
36 : HTMLElement(tagName, doc)
37 {
38 ASSERT(hasTagName(brTag));
39 }
40
mapToEntry(const QualifiedName & attrName,MappedAttributeEntry & result) const41 bool HTMLBRElement::mapToEntry(const QualifiedName& attrName, MappedAttributeEntry& result) const
42 {
43 if (attrName == clearAttr) {
44 result = eUniversal;
45 return false;
46 }
47
48 return HTMLElement::mapToEntry(attrName, result);
49 }
50
parseMappedAttribute(MappedAttribute * attr)51 void HTMLBRElement::parseMappedAttribute(MappedAttribute* attr)
52 {
53 if (attr->name() == clearAttr) {
54 // If the string is empty, then don't add the clear property.
55 // <br clear> and <br clear=""> are just treated like <br> by Gecko, Mac IE, etc. -dwh
56 const AtomicString& str = attr->value();
57 if (!str.isEmpty()) {
58 if (equalIgnoringCase(str, "all"))
59 addCSSProperty(attr, CSSPropertyClear, "both");
60 else
61 addCSSProperty(attr, CSSPropertyClear, str);
62 }
63 } else
64 HTMLElement::parseMappedAttribute(attr);
65 }
66
createRenderer(RenderArena * arena,RenderStyle * style)67 RenderObject* HTMLBRElement::createRenderer(RenderArena* arena, RenderStyle* style)
68 {
69 if (style->contentData())
70 return RenderObject::createObject(this, style);
71
72 return new (arena) RenderBR(this);
73 }
74
75 }
76