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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"
#include "mozilla/dom/HTMLSummaryElement.h"
#include "mozilla/dom/ShadowRoot.h"
#include "mozilla/ScopeExit.h"
#include "nsContentUtils.h"
#include "nsTextNode.h"
NS_IMPL_NS_NEW_HTML_ELEMENT(Details)
namespace mozilla::dom {
HTMLDetailsElement::~HTMLDetailsElement() = default;
NS_IMPL_ELEMENT_CLONE(HTMLDetailsElement)
HTMLDetailsElement::HTMLDetailsElement(already_AddRefed<NodeInfo>&& aNodeInfo)
: nsGenericHTMLElement(std::move(aNodeInfo)) {
SetupShadowTree();
}
HTMLSummaryElement* HTMLDetailsElement::GetFirstSummary() const {
// XXX: Bug 1245032: Might want to cache the first summary element.
for (nsIContent* child = nsINode::GetFirstChild(); child;
child = child->GetNextSibling()) {
if (auto* summary = HTMLSummaryElement::FromNode(child)) {
return summary;
}
}
return nullptr;
}
void HTMLDetailsElement::AfterSetAttr(int32_t aNameSpaceID, nsAtom* aName,
const nsAttrValue* aValue,
const nsAttrValue* aOldValue,
nsIPrincipal* aMaybeScriptedPrincipal,
bool aNotify) {
if (aNameSpaceID == kNameSpaceID_None && aName == nsGkAtoms::open) {
bool wasOpen = !!aOldValue;
bool isOpen = !!aValue;
if (wasOpen != isOpen) {
auto stringForState = [](bool aOpen) {
return aOpen ? u"open"_ns : u"closed"_ns;
};
nsAutoString oldState;
if (mToggleEventDispatcher) {
oldState.Truncate();
static_cast<ToggleEvent*>(mToggleEventDispatcher->mEvent.get())
->GetOldState(oldState);
mToggleEventDispatcher->Cancel();
} else {
oldState.Assign(stringForState(wasOpen));
}
RefPtr<ToggleEvent> toggleEvent = CreateToggleEvent(
u"toggle"_ns, oldState, stringForState(isOpen), Cancelable::eNo);
mToggleEventDispatcher =
new AsyncEventDispatcher(this, toggleEvent.forget());
mToggleEventDispatcher->PostDOMEvent();
}
}
return nsGenericHTMLElement::AfterSetAttr(
aNameSpaceID, aName, aValue, aOldValue, aMaybeScriptedPrincipal, aNotify);
}
void HTMLDetailsElement::SetupShadowTree() {
const bool kNotify = false;
AttachAndSetUAShadowRoot(NotifyUAWidgetSetup::No);
RefPtr<ShadowRoot> sr = GetShadowRoot();
if (NS_WARN_IF(!sr)) {
return;
}
nsNodeInfoManager* nim = OwnerDoc()->NodeInfoManager();
RefPtr<NodeInfo> slotNodeInfo = nim->GetNodeInfo(
nsGkAtoms::slot, nullptr, kNameSpaceID_XHTML, nsINode::ELEMENT_NODE);
{
RefPtr<NodeInfo> linkNodeInfo = nim->GetNodeInfo(
nsGkAtoms::link, nullptr, kNameSpaceID_XHTML, nsINode::ELEMENT_NODE);
RefPtr<nsGenericHTMLElement> link =
NS_NewHTMLLinkElement(linkNodeInfo.forget());
if (NS_WARN_IF(!link)) {
return;
}
link->SetAttr(nsGkAtoms::rel, u"stylesheet"_ns, IgnoreErrors());
link->SetAttr(nsGkAtoms::href,
u"resource://content-accessible/details.css"_ns,
IgnoreErrors());
sr->AppendChildTo(link, kNotify, IgnoreErrors());
}
{
RefPtr<nsGenericHTMLElement> slot =
NS_NewHTMLSlotElement(do_AddRef(slotNodeInfo));
if (NS_WARN_IF(!slot)) {
return;
}
slot->SetAttr(kNameSpaceID_None, nsGkAtoms::name,
u"internal-main-summary"_ns, kNotify);
sr->AppendChildTo(slot, kNotify, IgnoreErrors());
RefPtr<NodeInfo> summaryNodeInfo = nim->GetNodeInfo(
nsGkAtoms::summary, nullptr, kNameSpaceID_XHTML, nsINode::ELEMENT_NODE);
RefPtr<nsGenericHTMLElement> summary =
NS_NewHTMLSummaryElement(summaryNodeInfo.forget());
if (NS_WARN_IF(!summary)) {
return;
}
nsAutoString defaultSummaryText;
nsContentUtils::GetLocalizedString(nsContentUtils::eFORMS_PROPERTIES,
"DefaultSummary", defaultSummaryText);
RefPtr<nsTextNode> description = new (nim) nsTextNode(nim);
description->SetText(defaultSummaryText, kNotify);
summary->AppendChildTo(description, kNotify, IgnoreErrors());
slot->AppendChildTo(summary, kNotify, IgnoreErrors());
}
{
RefPtr<nsGenericHTMLElement> slot =
NS_NewHTMLSlotElement(slotNodeInfo.forget());
if (NS_WARN_IF(!slot)) {
return;
}
sr->AppendChildTo(slot, kNotify, IgnoreErrors());
}
}
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);
}
void HTMLDetailsElement::HandleInvokeInternal(nsAtom* aAction,
ErrorResult& aRv) {
if (nsContentUtils::EqualsIgnoreASCIICase(aAction, nsGkAtoms::_auto) ||
nsContentUtils::EqualsIgnoreASCIICase(aAction, nsGkAtoms::toggle)) {
ToggleOpen();
} else if (nsContentUtils::EqualsIgnoreASCIICase(aAction, nsGkAtoms::close)) {
if (Open()) {
SetOpen(false, IgnoreErrors());
}
} else if (nsContentUtils::EqualsIgnoreASCIICase(aAction, nsGkAtoms::open)) {
if (!Open()) {
SetOpen(true, IgnoreErrors());
}
}
}
} // namespace mozilla::dom
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