1 /*
2 * Copyright (C) 2004, 2005 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
4 * Copyright (C) 2006 Apple Inc. All rights reserved.
5 * Copyright (C) 2009 Cameron McCormack <cam@mcc.id.au>
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 "core/svg/SVGStyleElement.h"
25
26 #include "core/css/CSSStyleSheet.h"
27 #include "wtf/StdLibExtras.h"
28
29 namespace WebCore {
30
SVGStyleElement(Document & document,bool createdByParser)31 inline SVGStyleElement::SVGStyleElement(Document& document, bool createdByParser)
32 : SVGElement(SVGNames::styleTag, document)
33 , StyleElement(&document, createdByParser)
34 , m_svgLoadEventTimer(this, &SVGElement::svgLoadEventTimerFired)
35 {
36 ScriptWrappable::init(this);
37 }
38
~SVGStyleElement()39 SVGStyleElement::~SVGStyleElement()
40 {
41 StyleElement::clearDocumentData(document(), this);
42 }
43
create(Document & document,bool createdByParser)44 PassRefPtr<SVGStyleElement> SVGStyleElement::create(Document& document, bool createdByParser)
45 {
46 return adoptRef(new SVGStyleElement(document, createdByParser));
47 }
48
disabled() const49 bool SVGStyleElement::disabled() const
50 {
51 if (!m_sheet)
52 return false;
53
54 return m_sheet->disabled();
55 }
56
setDisabled(bool setDisabled)57 void SVGStyleElement::setDisabled(bool setDisabled)
58 {
59 if (CSSStyleSheet* styleSheet = sheet())
60 styleSheet->setDisabled(setDisabled);
61 }
62
type() const63 const AtomicString& SVGStyleElement::type() const
64 {
65 DEFINE_STATIC_LOCAL(const AtomicString, defaultValue, ("text/css", AtomicString::ConstructFromLiteral));
66 const AtomicString& n = getAttribute(SVGNames::typeAttr);
67 return n.isNull() ? defaultValue : n;
68 }
69
setType(const AtomicString & type)70 void SVGStyleElement::setType(const AtomicString& type)
71 {
72 setAttribute(SVGNames::typeAttr, type);
73 }
74
media() const75 const AtomicString& SVGStyleElement::media() const
76 {
77 DEFINE_STATIC_LOCAL(const AtomicString, defaultValue, ("all", AtomicString::ConstructFromLiteral));
78 const AtomicString& n = fastGetAttribute(SVGNames::mediaAttr);
79 return n.isNull() ? defaultValue : n;
80 }
81
setMedia(const AtomicString & media)82 void SVGStyleElement::setMedia(const AtomicString& media)
83 {
84 setAttribute(SVGNames::mediaAttr, media);
85 }
86
title() const87 String SVGStyleElement::title() const
88 {
89 return fastGetAttribute(SVGNames::titleAttr);
90 }
91
setTitle(const AtomicString & title)92 void SVGStyleElement::setTitle(const AtomicString& title)
93 {
94 setAttribute(SVGNames::titleAttr, title);
95 }
96
isSupportedAttribute(const QualifiedName & attrName)97 bool SVGStyleElement::isSupportedAttribute(const QualifiedName& attrName)
98 {
99 DEFINE_STATIC_LOCAL(HashSet<QualifiedName>, supportedAttributes, ());
100 if (supportedAttributes.isEmpty())
101 supportedAttributes.add(SVGNames::titleAttr);
102 return supportedAttributes.contains<SVGAttributeHashTranslator>(attrName);
103 }
104
parseAttribute(const QualifiedName & name,const AtomicString & value)105 void SVGStyleElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
106 {
107 if (!isSupportedAttribute(name)) {
108 SVGElement::parseAttribute(name, value);
109 return;
110 }
111
112 if (name == SVGNames::titleAttr) {
113 if (m_sheet)
114 m_sheet->setTitle(value);
115 return;
116 }
117
118 ASSERT_NOT_REACHED();
119 }
120
finishParsingChildren()121 void SVGStyleElement::finishParsingChildren()
122 {
123 StyleElement::finishParsingChildren(this);
124 SVGElement::finishParsingChildren();
125 }
126
insertedInto(ContainerNode * rootParent)127 Node::InsertionNotificationRequest SVGStyleElement::insertedInto(ContainerNode* rootParent)
128 {
129 SVGElement::insertedInto(rootParent);
130 return InsertionShouldCallDidNotifySubtreeInsertions;
131 }
132
didNotifySubtreeInsertionsToDocument()133 void SVGStyleElement::didNotifySubtreeInsertionsToDocument()
134 {
135 StyleElement::processStyleSheet(document(), this);
136 }
137
removedFrom(ContainerNode * rootParent)138 void SVGStyleElement::removedFrom(ContainerNode* rootParent)
139 {
140 SVGElement::removedFrom(rootParent);
141 if (rootParent->inDocument())
142 StyleElement::removedFromDocument(document(), this);
143 }
144
childrenChanged(bool changedByParser,Node * beforeChange,Node * afterChange,int childCountDelta)145 void SVGStyleElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta)
146 {
147 SVGElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta);
148 StyleElement::childrenChanged(this);
149 }
150
151 }
152