1 /*
2 * Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies)
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB. If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 *
19 */
20
21 #include "config.h"
22 #include "HTMLSummaryElement.h"
23
24 #include "DetailsMarkerControl.h"
25 #include "HTMLDetailsElement.h"
26 #include "HTMLNames.h"
27 #include "MouseEvent.h"
28 #include "PlatformMouseEvent.h"
29 #include "RenderSummary.h"
30
31 namespace WebCore {
32
33 using namespace HTMLNames;
34
create(const QualifiedName & tagName,Document * document)35 PassRefPtr<HTMLSummaryElement> HTMLSummaryElement::create(const QualifiedName& tagName, Document* document)
36 {
37 RefPtr<HTMLSummaryElement> result = adoptRef(new HTMLSummaryElement(tagName, document));
38 result->createShadowSubtree();
39 return result;
40 }
41
HTMLSummaryElement(const QualifiedName & tagName,Document * document)42 HTMLSummaryElement::HTMLSummaryElement(const QualifiedName& tagName, Document* document)
43 : HTMLElement(tagName, document)
44 {
45 ASSERT(hasTagName(summaryTag));
46 }
47
createRenderer(RenderArena * arena,RenderStyle *)48 RenderObject* HTMLSummaryElement::createRenderer(RenderArena* arena, RenderStyle*)
49 {
50 return new (arena) RenderSummary(this);
51 }
52
createShadowSubtree()53 void HTMLSummaryElement::createShadowSubtree()
54 {
55 ExceptionCode ec = 0;
56 ensureShadowRoot()->appendChild(DetailsMarkerControl::create(document()), ec, true);
57 }
58
detailsElement() const59 HTMLDetailsElement* HTMLSummaryElement::detailsElement() const
60 {
61 Element* mayDetails = toElement(parentNodeForRenderingAndStyle());
62 if (!mayDetails || !mayDetails->hasTagName(detailsTag))
63 return 0;
64 return static_cast<HTMLDetailsElement*>(mayDetails);
65 }
66
isMainSummary() const67 bool HTMLSummaryElement::isMainSummary() const
68 {
69 if (HTMLDetailsElement* details = detailsElement())
70 return details->mainSummary() == this;
71 return 0;
72 }
73
defaultEventHandler(Event * event)74 void HTMLSummaryElement::defaultEventHandler(Event* event)
75 {
76 HTMLElement::defaultEventHandler(event);
77 if (!isMainSummary() || !renderer() || !renderer()->isSummary() || !event->isMouseEvent() || event->type() != eventNames().clickEvent || event->defaultHandled())
78 return;
79
80 MouseEvent* mouseEvent = static_cast<MouseEvent*>(event);
81 if (mouseEvent->button() != LeftButton)
82 return;
83
84 if (HTMLDetailsElement* details = detailsElement())
85 details->toggleOpen();
86 event->setDefaultHandled();
87 }
88
89 }
90