gecko-dev/dom/html/HTMLDetailsElement.h

76 lines
2.2 KiB
C++

/* -*- 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/. */
#ifndef mozilla_dom_HTMLDetailsElement_h
#define mozilla_dom_HTMLDetailsElement_h
#include "mozilla/AsyncEventDispatcher.h"
#include "mozilla/Attributes.h"
#include "nsGenericHTMLElement.h"
namespace mozilla {
namespace dom {
// HTMLDetailsElement implements the <details> tag, which is used as a
// disclosure widget from which the user can obtain additional information or
// controls. Please see the spec for more information.
// https://html.spec.whatwg.org/multipage/forms.html#the-details-element
//
class HTMLDetailsElement final : public nsGenericHTMLElement
{
public:
using NodeInfo = mozilla::dom::NodeInfo;
explicit HTMLDetailsElement(already_AddRefed<NodeInfo>& aNodeInfo)
: nsGenericHTMLElement(aNodeInfo)
{
}
NS_IMPL_FROMNODE_HTML_WITH_TAG(HTMLDetailsElement, details)
nsIContent* GetFirstSummary() const;
nsresult Clone(NodeInfo* aNodeInfo, nsINode** aResult,
bool aPreallocateChildren) const override;
nsChangeHint GetAttributeChangeHint(const nsAtom* aAttribute,
int32_t aModType) const override;
nsresult BeforeSetAttr(int32_t aNameSpaceID, nsAtom* aName,
const nsAttrValueOrString* aValue,
bool aNotify) override;
// HTMLDetailsElement WebIDL
bool Open() const { return GetBoolAttr(nsGkAtoms::open); }
void SetOpen(bool aOpen, ErrorResult& aError)
{
SetHTMLBoolAttr(nsGkAtoms::open, aOpen, aError);
}
void ToggleOpen()
{
ErrorResult rv;
SetOpen(!Open(), rv);
rv.SuppressException();
}
virtual void AsyncEventRunning(AsyncEventDispatcher* aEvent) override;
protected:
virtual ~HTMLDetailsElement();
JSObject* WrapNode(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
RefPtr<AsyncEventDispatcher> mToggleEventDispatcher;
};
} // namespace dom
} // namespace mozilla
#endif /* mozilla_dom_HTMLDetailsElement_h */