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 Apple Computer, Inc.
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 "HTMLFrameElement.h"
26
27 #include "Frame.h"
28 #include "HTMLFrameSetElement.h"
29 #include "HTMLNames.h"
30 #include "MappedAttribute.h"
31 #include "RenderFrame.h"
32
33 namespace WebCore {
34
35 using namespace HTMLNames;
36
HTMLFrameElement(const QualifiedName & tagName,Document * document)37 HTMLFrameElement::HTMLFrameElement(const QualifiedName& tagName, Document* document)
38 : HTMLFrameElementBase(tagName, document)
39 , m_frameBorder(true)
40 , m_frameBorderSet(false)
41 {
42 ASSERT(hasTagName(frameTag));
43 }
44
rendererIsNeeded(RenderStyle *)45 bool HTMLFrameElement::rendererIsNeeded(RenderStyle*)
46 {
47 // For compatibility, frames render even when display: none is set.
48 return isURLAllowed(m_URL);
49 }
50
createRenderer(RenderArena * arena,RenderStyle *)51 RenderObject* HTMLFrameElement::createRenderer(RenderArena* arena, RenderStyle*)
52 {
53 return new (arena) RenderFrame(this);
54 }
55
containingFrameSetElement(Node * node)56 static inline HTMLFrameSetElement* containingFrameSetElement(Node* node)
57 {
58 while ((node = node->parentNode()))
59 if (node->hasTagName(framesetTag))
60 return static_cast<HTMLFrameSetElement*>(node);
61 return 0;
62 }
63
attach()64 void HTMLFrameElement::attach()
65 {
66 HTMLFrameElementBase::attach();
67
68 if (HTMLFrameSetElement* frameSetElement = containingFrameSetElement(this)) {
69 if (!m_frameBorderSet)
70 m_frameBorder = frameSetElement->hasFrameBorder();
71 if (!m_noResize)
72 m_noResize = frameSetElement->noResize();
73 }
74 }
75
parseMappedAttribute(MappedAttribute * attr)76 void HTMLFrameElement::parseMappedAttribute(MappedAttribute *attr)
77 {
78 if (attr->name() == frameborderAttr) {
79 m_frameBorder = attr->value().toInt();
80 m_frameBorderSet = !attr->isNull();
81 // FIXME: If we are already attached, this has no effect.
82 } else
83 HTMLFrameElementBase::parseMappedAttribute(attr);
84 }
85
86 } // namespace WebCore
87