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, 2009 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 "HTMLFrameElement.h"
26
27#include "Attribute.h"
28#include "Frame.h"
29#include "HTMLFrameSetElement.h"
30#include "HTMLNames.h"
31#include "RenderFrame.h"
32
33namespace WebCore {
34
35using namespace HTMLNames;
36
37inline 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    setHasCustomStyleResolveCallbacks();
44}
45
46PassRefPtr<HTMLFrameElement> HTMLFrameElement::create(const QualifiedName& tagName, Document& document)
47{
48    return adoptRef(new HTMLFrameElement(tagName, document));
49}
50
51bool HTMLFrameElement::rendererIsNeeded(const RenderStyle&)
52{
53    // For compatibility, frames render even when display: none is set.
54    return isURLAllowed();
55}
56
57RenderPtr<RenderElement> HTMLFrameElement::createElementRenderer(PassRef<RenderStyle> style)
58{
59    return createRenderer<RenderFrame>(*this, WTF::move(style));
60}
61
62bool HTMLFrameElement::noResize() const
63{
64    return hasAttribute(noresizeAttr);
65}
66
67void HTMLFrameElement::didAttachRenderers()
68{
69    HTMLFrameElementBase::didAttachRenderers();
70    const HTMLFrameSetElement* containingFrameSet = HTMLFrameSetElement::findContaining(this);
71    if (!containingFrameSet)
72        return;
73    if (!m_frameBorderSet)
74        m_frameBorder = containingFrameSet->hasFrameBorder();
75}
76
77void HTMLFrameElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
78{
79    if (name == frameborderAttr) {
80        m_frameBorder = value.toInt();
81        m_frameBorderSet = !value.isNull();
82        // FIXME: If we are already attached, this has no effect.
83    } else if (name == noresizeAttr) {
84        if (renderer())
85            renderer()->updateFromElement();
86    } else
87        HTMLFrameElementBase::parseAttribute(name, value);
88}
89
90} // namespace WebCore
91