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 * (C) 2001 Dirk Mueller (mueller@kde.org)
6 * Copyright (C) 2004, 2006, 2008 Apple Inc. All rights reserved.
7 *
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Library General Public
10 * License as published by the Free Software Foundation; either
11 * version 2 of the License, or (at your option) any later version.
12 *
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Library General Public License for more details.
17 *
18 * You should have received a copy of the GNU Library General Public License
19 * along with this library; see the file COPYING.LIB. If not, write to
20 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
21 * Boston, MA 02110-1301, USA.
22 */
23
24 #include "config.h"
25 #include "HTMLIFrameElement.h"
26
27 #include "CSSPropertyNames.h"
28 #include "Frame.h"
29 #include "HTMLDocument.h"
30 #include "HTMLNames.h"
31 #include "MappedAttribute.h"
32 #include "RenderPartObject.h"
33
34 namespace WebCore {
35
36 using namespace HTMLNames;
37
HTMLIFrameElement(const QualifiedName & tagName,Document * document)38 HTMLIFrameElement::HTMLIFrameElement(const QualifiedName& tagName, Document* document)
39 : HTMLFrameElementBase(tagName, document)
40 {
41 ASSERT(hasTagName(iframeTag));
42 }
43
mapToEntry(const QualifiedName & attrName,MappedAttributeEntry & result) const44 bool HTMLIFrameElement::mapToEntry(const QualifiedName& attrName, MappedAttributeEntry& result) const
45 {
46 if (attrName == widthAttr || attrName == heightAttr) {
47 result = eUniversal;
48 return false;
49 }
50
51 if (attrName == alignAttr) {
52 result = eReplaced; // Share with <img> since the alignment behavior is the same.
53 return false;
54 }
55
56 if (attrName == frameborderAttr) {
57 result = eReplaced;
58 return false;
59 }
60
61 return HTMLFrameElementBase::mapToEntry(attrName, result);
62 }
63
parseMappedAttribute(MappedAttribute * attr)64 void HTMLIFrameElement::parseMappedAttribute(MappedAttribute* attr)
65 {
66 if (attr->name() == widthAttr)
67 addCSSLength(attr, CSSPropertyWidth, attr->value());
68 else if (attr->name() == heightAttr)
69 addCSSLength(attr, CSSPropertyHeight, attr->value());
70 else if (attr->name() == alignAttr)
71 addHTMLAlignment(attr);
72 else if (attr->name() == nameAttr) {
73 const AtomicString& newName = attr->value();
74 if (inDocument() && document()->isHTMLDocument()) {
75 HTMLDocument* document = static_cast<HTMLDocument*>(this->document());
76 document->removeExtraNamedItem(m_name);
77 document->addExtraNamedItem(newName);
78 }
79 m_name = newName;
80 } else if (attr->name() == frameborderAttr) {
81 // Frame border doesn't really match the HTML4 spec definition for iframes. It simply adds
82 // a presentational hint that the border should be off if set to zero.
83 if (!attr->isNull() && !attr->value().toInt())
84 // Add a rule that nulls out our border width.
85 addCSSLength(attr, CSSPropertyBorderWidth, "0");
86 } else
87 HTMLFrameElementBase::parseMappedAttribute(attr);
88 }
89
rendererIsNeeded(RenderStyle * style)90 bool HTMLIFrameElement::rendererIsNeeded(RenderStyle* style)
91 {
92 return isURLAllowed(m_URL) && style->display() != NONE;
93 }
94
createRenderer(RenderArena * arena,RenderStyle *)95 RenderObject* HTMLIFrameElement::createRenderer(RenderArena* arena, RenderStyle*)
96 {
97 return new (arena) RenderPartObject(this);
98 }
99
insertedIntoDocument()100 void HTMLIFrameElement::insertedIntoDocument()
101 {
102 if (document()->isHTMLDocument())
103 static_cast<HTMLDocument*>(document())->addExtraNamedItem(m_name);
104
105 HTMLFrameElementBase::insertedIntoDocument();
106 }
107
removedFromDocument()108 void HTMLIFrameElement::removedFromDocument()
109 {
110 if (document()->isHTMLDocument())
111 static_cast<HTMLDocument*>(document())->removeExtraNamedItem(m_name);
112
113 HTMLFrameElementBase::removedFromDocument();
114 }
115
attach()116 void HTMLIFrameElement::attach()
117 {
118 HTMLFrameElementBase::attach();
119
120 if (RenderPartObject* renderPartObject = toRenderPartObject(renderer()))
121 renderPartObject->updateWidget(false);
122 }
123
isURLAttribute(Attribute * attr) const124 bool HTMLIFrameElement::isURLAttribute(Attribute* attr) const
125 {
126 return attr->name() == srcAttr;
127 }
128
align() const129 String HTMLIFrameElement::align() const
130 {
131 return getAttribute(alignAttr);
132 }
133
setAlign(const String & value)134 void HTMLIFrameElement::setAlign(const String &value)
135 {
136 setAttribute(alignAttr, value);
137 }
138
height() const139 String HTMLIFrameElement::height() const
140 {
141 return getAttribute(heightAttr);
142 }
143
setHeight(const String & value)144 void HTMLIFrameElement::setHeight(const String &value)
145 {
146 setAttribute(heightAttr, value);
147 }
148
width() const149 String HTMLIFrameElement::width() const
150 {
151 return getAttribute(widthAttr);
152 }
153
setWidth(const String & value)154 void HTMLIFrameElement::setWidth(const String &value)
155 {
156 setAttribute(widthAttr, value);
157 }
158
159 }
160