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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_HTMLObjectElement_h
#define mozilla_dom_HTMLObjectElement_h
#include "mozilla/Attributes.h"
#include "nsGenericHTMLElement.h"
#include "nsObjectLoadingContent.h"
#include "nsIConstraintValidation.h"
namespace mozilla {
namespace dom {
class HTMLFormSubmission;
template <typename T>
struct Nullable;
class WindowProxyHolder;
class HTMLObjectElement final : public nsGenericHTMLFormElement,
public nsObjectLoadingContent,
public nsIConstraintValidation {
explicit HTMLObjectElement(
already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo,
FromParser aFromParser = NOT_FROM_PARSER);
// nsISupports
virtual int32_t TabIndexDefault() override;
#ifdef XP_MACOSX
// EventTarget
NS_IMETHOD PostHandleEvent(EventChainPostVisitor& aVisitor) override;
// Helper methods
static void OnFocusBlurPlugin(Element* aElement, bool aFocus);
static void HandleFocusBlurPlugin(Element* aElement, WidgetEvent* aEvent);
static void HandlePluginCrashed(Element* aElement);
static void HandlePluginInstantiated(Element* aElement);
// Weak pointer. Null if last action was blur.
static Element* sLastFocused;
// Element
virtual bool IsInteractiveHTMLContent() const override;
// EventTarget
virtual void AsyncEventRunning(AsyncEventDispatcher* aEvent) override;
virtual nsresult BindToTree(BindContext&, nsINode& aParent) override;
virtual void UnbindFromTree(bool aNullParent = true) override;
virtual bool IsHTMLFocusable(bool aWithMouse, bool* aIsFocusable,
int32_t* aTabIndex) override;
virtual IMEState GetDesiredIMEState() override;
// Overriden nsIFormControl methods
NS_IMETHOD Reset() override;
NS_IMETHOD SubmitNamesValues(HTMLFormSubmission* aFormSubmission) override;
virtual void DoneAddingChildren(bool aHaveNotified) override;
virtual bool IsDoneAddingChildren() override;
virtual bool ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute,
const nsAString& aValue,
nsIPrincipal* aMaybeScriptedPrincipal,
nsAttrValue& aResult) override;
virtual nsMapRuleToAttributesFunc GetAttributeMappingFunction()
const override;
NS_IMETHOD_(bool) IsAttributeMapped(const nsAtom* aAttribute) const override;
virtual EventStates IntrinsicState() const override;
virtual void DestroyContent() override;
// nsObjectLoadingContent
virtual uint32_t GetCapabilities() const override;
virtual nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
nsresult CopyInnerTo(Element* aDest);
void StartObjectLoad() { StartObjectLoad(true, false); }
// Web IDL binding methods
void GetData(DOMString& aValue) {
GetURIAttr(nsGkAtoms::data, nsGkAtoms::codebase, aValue);
void SetData(const nsAString& aValue, ErrorResult& aRv) {
SetHTMLAttr(nsGkAtoms::data, aValue, aRv);
void GetType(DOMString& aValue) { GetHTMLAttr(nsGkAtoms::type, aValue); }
void SetType(const nsAString& aValue, ErrorResult& aRv) {
SetHTMLAttr(nsGkAtoms::type, aValue, aRv);
void GetName(DOMString& aValue) { GetHTMLAttr(nsGkAtoms::name, aValue); }
void SetName(const nsAString& aValue, ErrorResult& aRv) {
SetHTMLAttr(nsGkAtoms::name, aValue, aRv);
void GetUseMap(DOMString& aValue) { GetHTMLAttr(nsGkAtoms::usemap, aValue); }
void SetUseMap(const nsAString& aValue, ErrorResult& aRv) {
SetHTMLAttr(nsGkAtoms::usemap, aValue, aRv);
using nsGenericHTMLFormElement::GetForm;
void GetWidth(DOMString& aValue) { GetHTMLAttr(nsGkAtoms::width, aValue); }
void SetWidth(const nsAString& aValue, ErrorResult& aRv) {
SetHTMLAttr(nsGkAtoms::width, aValue, aRv);
void GetHeight(DOMString& aValue) { GetHTMLAttr(nsGkAtoms::height, aValue); }
void SetHeight(const nsAString& aValue, ErrorResult& aRv) {
SetHTMLAttr(nsGkAtoms::height, aValue, aRv);
using nsObjectLoadingContent::GetContentDocument;
Nullable<WindowProxyHolder> GetContentWindow(nsIPrincipal& aSubjectPrincipal);
using nsIConstraintValidation::GetValidationMessage;
using nsIConstraintValidation::SetCustomValidity;
void GetAlign(DOMString& aValue) { GetHTMLAttr(nsGkAtoms::align, aValue); }
void SetAlign(const nsAString& aValue, ErrorResult& aRv) {
SetHTMLAttr(nsGkAtoms::align, aValue, aRv);
void GetArchive(DOMString& aValue) {
GetHTMLAttr(nsGkAtoms::archive, aValue);
void SetArchive(const nsAString& aValue, ErrorResult& aRv) {
SetHTMLAttr(nsGkAtoms::archive, aValue, aRv);
void GetCode(DOMString& aValue) { GetHTMLAttr(nsGkAtoms::code, aValue); }
void SetCode(const nsAString& aValue, ErrorResult& aRv) {
SetHTMLAttr(nsGkAtoms::code, aValue, aRv);
bool Declare() { return GetBoolAttr(nsGkAtoms::declare); }
void SetDeclare(bool aValue, ErrorResult& aRv) {
SetHTMLBoolAttr(nsGkAtoms::declare, aValue, aRv);
uint32_t Hspace() {
return GetDimensionAttrAsUnsignedInt(nsGkAtoms::hspace, 0);
void SetHspace(uint32_t aValue, ErrorResult& aRv) {
SetUnsignedIntAttr(nsGkAtoms::hspace, aValue, 0, aRv);
void GetStandby(DOMString& aValue) {
GetHTMLAttr(nsGkAtoms::standby, aValue);
void SetStandby(const nsAString& aValue, ErrorResult& aRv) {
SetHTMLAttr(nsGkAtoms::standby, aValue, aRv);
uint32_t Vspace() {
return GetDimensionAttrAsUnsignedInt(nsGkAtoms::vspace, 0);
void SetVspace(uint32_t aValue, ErrorResult& aRv) {
SetUnsignedIntAttr(nsGkAtoms::vspace, aValue, 0, aRv);
void GetCodeBase(DOMString& aValue) {
GetURIAttr(nsGkAtoms::codebase, nullptr, aValue);
void SetCodeBase(const nsAString& aValue, ErrorResult& aRv) {
SetHTMLAttr(nsGkAtoms::codebase, aValue, aRv);
void GetCodeType(DOMString& aValue) {
GetHTMLAttr(nsGkAtoms::codetype, aValue);
void SetCodeType(const nsAString& aValue, ErrorResult& aRv) {
SetHTMLAttr(nsGkAtoms::codetype, aValue, aRv);
void GetBorder(DOMString& aValue) { GetHTMLAttr(nsGkAtoms::border, aValue); }
void SetBorder(const nsAString& aValue, ErrorResult& aRv) {
SetHTMLAttr(nsGkAtoms::border, aValue, aRv);
Document* GetSVGDocument(nsIPrincipal& aSubjectPrincipal) {
return GetContentDocument(aSubjectPrincipal);
* Calls LoadObject with the correct arguments to start the plugin load.
void StartObjectLoad(bool aNotify, bool aForceLoad);
// Override for nsImageLoadingContent.
nsIContent* AsContent() override { return this; }
virtual nsresult AfterSetAttr(int32_t aNamespaceID, nsAtom* aName,
const nsAttrValue* aValue,
const nsAttrValue* aOldValue,
nsIPrincipal* aSubjectPrincipal,
bool aNotify) override;
virtual nsresult OnAttrSetButNotChanged(int32_t aNamespaceID, nsAtom* aName,
const nsAttrValueOrString& aValue,
bool aNotify) override;
nsContentPolicyType GetContentPolicyType() const override {
return nsIContentPolicy::TYPE_INTERNAL_OBJECT;
virtual ~HTMLObjectElement();
virtual JSObject* WrapNode(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
static void MapAttributesIntoRule(const nsMappedAttributes* aAttributes,
* This function is called by AfterSetAttr and OnAttrSetButNotChanged.
* This function will be called by AfterSetAttr whether the attribute is being
* set or unset.
* @param aNamespaceID the namespace of the attr being set
* @param aName the localname of the attribute being set
* @param aNotify Whether we plan to notify document observers.
nsresult AfterMaybeChangeAttr(int32_t aNamespaceID, nsAtom* aName,
bool aNotify);
bool mIsDoneAddingChildren;
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_HTMLObjectElement_h