gecko-dev/dom/html/HTMLDataListElement.h

57 строки
1.8 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 HTMLDataListElement_h___
#define HTMLDataListElement_h___
#include "mozilla/Attributes.h"
#include "nsGenericHTMLElement.h"
#include "nsContentList.h"
namespace mozilla::dom {
class HTMLDataListElement final : public nsGenericHTMLElement {
public:
explicit HTMLDataListElement(
already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
: nsGenericHTMLElement(std::move(aNodeInfo)) {
SetFlags(ELEMENT_IS_DATALIST_OR_HAS_DATALIST_ANCESTOR);
}
NS_IMPL_FROMNODE_HTML_WITH_TAG(HTMLDataListElement, datalist)
// nsISupports
NS_DECL_ISUPPORTS_INHERITED
nsContentList* Options() {
if (!mOptions) {
mOptions = new nsContentList(this, MatchOptions, nullptr, nullptr, true);
}
return mOptions;
}
virtual nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
// This function is used to generate the nsContentList (option elements).
static bool MatchOptions(Element* aElement, int32_t aNamespaceID,
nsAtom* aAtom, void* aData);
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(HTMLDataListElement,
nsGenericHTMLElement)
protected:
virtual ~HTMLDataListElement();
virtual JSObject* WrapNode(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
// <option>'s list inside the datalist element.
RefPtr<nsContentList> mOptions;
};
} // namespace mozilla::dom
#endif /* HTMLDataListElement_h___ */