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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/dom/HTMLDetailsElement.h"
#include "mozilla/dom/HTMLDetailsElementBinding.h"
NS_IMPL_NS_NEW_HTML_ELEMENT(Details)
namespace mozilla {
namespace dom {
HTMLDetailsElement::~HTMLDetailsElement() = default;
NS_IMPL_ELEMENT_CLONE(HTMLDetailsElement)
nsIContent* HTMLDetailsElement::GetFirstSummary() const {
// XXX: Bug 1245032: Might want to cache the first summary element.
for (nsIContent* child = nsINode::GetFirstChild(); child;
child = child->GetNextSibling()) {
if (child->IsHTMLElement(nsGkAtoms::summary)) {
return child;
}
}
return nullptr;
}
nsChangeHint HTMLDetailsElement::GetAttributeChangeHint(
const nsAtom* aAttribute, int32_t aModType) const {
nsChangeHint hint =
nsGenericHTMLElement::GetAttributeChangeHint(aAttribute, aModType);
if (aAttribute == nsGkAtoms::open) {
hint |= nsChangeHint_ReconstructFrame;
}
return hint;
}
nsresult HTMLDetailsElement::BeforeSetAttr(int32_t aNameSpaceID, nsAtom* aName,
const nsAttrValueOrString* aValue,
bool aNotify) {
if (aNameSpaceID == kNameSpaceID_None && aName == nsGkAtoms::open) {
bool setOpen = aValue != nullptr;
if (Open() != setOpen) {
if (mToggleEventDispatcher) {
mToggleEventDispatcher->Cancel();
}
// According to the html spec, a 'toggle' event is a simple event which
// does not bubble.
mToggleEventDispatcher =
new AsyncEventDispatcher(this, u"toggle"_ns, CanBubble::eNo);
mToggleEventDispatcher->PostDOMEvent();
}
}
return nsGenericHTMLElement::BeforeSetAttr(aNameSpaceID, aName, aValue,
aNotify);
}
void HTMLDetailsElement::AsyncEventRunning(AsyncEventDispatcher* aEvent) {
if (mToggleEventDispatcher == aEvent) {
mToggleEventDispatcher = nullptr;
}
}
JSObject* HTMLDetailsElement::WrapNode(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) {
return HTMLDetailsElement_Binding::Wrap(aCx, this, aGivenProto);
}
} // namespace dom
} // namespace mozilla