gecko-dev/dom/html/HTMLDialogElement.h

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2.3 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 HTMLDialogElement_h
#define HTMLDialogElement_h
#include "mozilla/AsyncEventDispatcher.h"
#include "mozilla/Attributes.h"
#include "nsGenericHTMLElement.h"
#include "nsGkAtoms.h"
namespace mozilla::dom {
class HTMLDialogElement final : public nsGenericHTMLElement {
public:
explicit HTMLDialogElement(
already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
: nsGenericHTMLElement(std::move(aNodeInfo)),
mPreviouslyFocusedElement(nullptr) {}
NS_IMPL_FROMNODE_HTML_WITH_TAG(HTMLDialogElement, dialog)
nsresult Clone(dom::NodeInfo* aNodeInfo, nsINode** aResult) const override;
bool Open() const { return GetBoolAttr(nsGkAtoms::open); }
void SetOpen(bool aOpen, ErrorResult& aError) {
SetHTMLBoolAttr(nsGkAtoms::open, aOpen, aError);
}
void GetReturnValue(nsAString& aReturnValue) { aReturnValue = mReturnValue; }
void SetReturnValue(const nsAString& aReturnValue) {
mReturnValue = aReturnValue;
}
void UnbindFromTree(UnbindContext&) override;
void Close(const mozilla::dom::Optional<nsAString>& aReturnValue);
MOZ_CAN_RUN_SCRIPT void Show(ErrorResult& aError);
MOZ_CAN_RUN_SCRIPT void ShowModal(ErrorResult& aError);
bool IsInTopLayer() const;
void QueueCancelDialog();
void RunCancelDialogSteps();
MOZ_CAN_RUN_SCRIPT_BOUNDARY void FocusDialog();
int32_t TabIndexDefault() override;
bool IsValidInvokeAction(InvokeAction aAction) const override;
MOZ_CAN_RUN_SCRIPT bool HandleInvokeInternal(Element* invoker,
InvokeAction aAction,
ErrorResult& aRv) override;
nsString mReturnValue;
protected:
virtual ~HTMLDialogElement();
JSObject* WrapNode(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
private:
void AddToTopLayerIfNeeded();
void RemoveFromTopLayerIfNeeded();
void StorePreviouslyFocusedElement();
nsWeakPtr mPreviouslyFocusedElement;
};
} // namespace mozilla::dom
#endif