gecko-dev/dom/html/HTMLSummaryElement.h

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1.9 KiB
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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_HTMLSummaryElement_h
#define mozilla_dom_HTMLSummaryElement_h
#include "mozilla/Attributes.h"
#include "nsGenericHTMLElement.h"
namespace mozilla {
namespace dom {
class HTMLDetailsElement;
// HTMLSummaryElement implements the <summary> tag, which is used as a summary
// or legend of the <details> tag. Please see the spec for more information.
// https://html.spec.whatwg.org/multipage/forms.html#the-details-element
//
class HTMLSummaryElement final : public nsGenericHTMLElement
{
public:
using NodeInfo = mozilla::dom::NodeInfo;
explicit HTMLSummaryElement(already_AddRefed<NodeInfo>& aNodeInfo)
: nsGenericHTMLElement(aNodeInfo)
{
}
NS_IMPL_FROMCONTENT_HTML_WITH_TAG(HTMLSummaryElement, summary)
nsresult Clone(NodeInfo* aNodeInfo, nsINode** aResult,
bool aPreallocateChildren) const override;
nsresult PostHandleEvent(EventChainPostVisitor& aVisitor) override;
bool IsHTMLFocusable(bool aWithMouse, bool* aIsFocusable,
int32_t* aTabIndex) override;
int32_t TabIndexDefault() override;
// Return true if this is the first summary element child of a details or the
// default summary element generated by DetailsFrame.
bool IsMainSummary() const;
// Return the details element which contains this summary. Otherwise return
// nullptr if there is no such details element.
HTMLDetailsElement* GetDetails() const;
protected:
virtual ~HTMLSummaryElement();
JSObject* WrapNode(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
};
} // namespace dom
} // namespace mozilla
#endif /* mozilla_dom_HTMLSummaryElement_h */