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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 */
#ifndef mozilla_dom_HTMLOutputElement_h
#define mozilla_dom_HTMLOutputElement_h
#include "mozilla/Attributes.h"
#include "mozilla/dom/ConstraintValidation.h"
#include "nsGenericHTMLElement.h"
#include "nsStubMutationObserver.h"
namespace mozilla::dom {
class FormData;
class HTMLOutputElement final : public nsGenericHTMLFormControlElement,
public nsStubMutationObserver,
public ConstraintValidation {
using ConstraintValidation::GetValidationMessage;
explicit HTMLOutputElement(
already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo,
FromParser aFromParser = NOT_FROM_PARSER);
// nsISupports
// nsIFormControl
NS_IMETHOD Reset() override;
// The output element is not submittable.
NS_IMETHOD SubmitNamesValues(FormData* aFormData) override { return NS_OK; }
nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
bool ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute,
const nsAString& aValue,
nsIPrincipal* aMaybeScriptedPrincipal,
nsAttrValue& aResult) override;
void DoneAddingChildren(bool aHaveNotified) override;
// This function is called when a callback function from nsIMutationObserver
// has to be used to update the defaultValue attribute.
void DescendantsChanged();
// nsIMutationObserver
JSObject* WrapNode(JSContext*, JS::Handle<JSObject*> aGivenProto) override;
// WebIDL
nsDOMTokenList* HtmlFor();
void GetName(nsAString& aName) { GetHTMLAttr(nsGkAtoms::name, aName); }
void SetName(const nsAString& aName, ErrorResult& aRv) {
SetHTMLAttr(nsGkAtoms::name, aName, aRv);
void GetType(nsAString& aType) { aType.AssignLiteral("output"); }
void GetDefaultValue(nsAString& aDefaultValue) {
aDefaultValue = mDefaultValue;
void SetDefaultValue(const nsAString& aDefaultValue, ErrorResult& aRv);
void GetValue(nsAString& aValue) const;
void SetValue(const nsAString& aValue, ErrorResult& aRv);
// nsIConstraintValidation::WillValidate is fine.
// nsIConstraintValidation::Validity() is fine.
// nsIConstraintValidation::GetValidationMessage() is fine.
// nsIConstraintValidation::CheckValidity() is fine.
void SetCustomValidity(const nsAString& aError);
virtual ~HTMLOutputElement();
enum ValueModeFlag { eModeDefault, eModeValue };
ValueModeFlag mValueModeFlag;
bool mIsDoneAddingChildren;
nsString mDefaultValue;
RefPtr<nsDOMTokenList> mTokenList;
} // namespace mozilla::dom
#endif // mozilla_dom_HTMLOutputElement_h