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/* THIS FILE IS AUTOGENERATED FROM EventTarget.webidl BY Codegen.py - DO NOT EDIT */
#include <type_traits>
#include "AtomList.h"
#include "EventHandlerBinding.h"
#include "EventListenerBinding.h"
#include "EventTargetBinding.h"
#include "MainThreadUtils.h"
#include "WrapperFactory.h"
#include "js/CallAndConstruct.h"
#include "js/Exception.h"
#include "js/MapAndSet.h"
#include "js/Object.h"
#include "js/PropertyAndElement.h"
#include "js/PropertyDescriptor.h"
#include "js/experimental/JitInfo.h"
#include "mozilla/Atomics.h"
#include "mozilla/OwningNonNull.h"
#include "mozilla/ProfilerLabels.h"
#include "mozilla/dom/BindingCallContext.h"
#include "mozilla/dom/BindingUtils.h"
#include "mozilla/dom/DOMJSClass.h"
#include "mozilla/dom/Event.h"
#include "mozilla/dom/EventTarget.h"
#include "mozilla/dom/NonRefcountedDOMObject.h"
#include "mozilla/dom/Nullable.h"
#include "mozilla/dom/PrimitiveConversions.h"
#include "mozilla/dom/ScriptSettings.h"
#include "mozilla/dom/SimpleGlobalObject.h"
#include "mozilla/dom/WebIDLPrefs.h"
#include "mozilla/dom/WindowProxyHolder.h"
#include "mozilla/dom/XrayExpandoClass.h"
#include "nsContentUtils.h"
#include "xpcprivate.h"
namespace mozilla::dom {
namespace binding_detail {}; // Just to make sure it's known as a namespace
using namespace mozilla::dom::binding_detail;
void
ImplCycleCollectionTraverse(nsCycleCollectionTraversalCallback& aCallback, OwningAddEventListenerOptionsOrBoolean& aUnion, const char* aName, uint32_t aFlags)
{
if (aUnion.IsAddEventListenerOptions()) {
ImplCycleCollectionTraverse(aCallback, aUnion.GetAsAddEventListenerOptions(), "mAddEventListenerOptions", aFlags);
}
}
void
ImplCycleCollectionUnlink(OwningAddEventListenerOptionsOrBoolean& aUnion)
{
aUnion.Uninit();
}
EventListenerOptions::EventListenerOptions()
{
// Safe to pass a null context if we pass a null value
Init(nullptr, JS::NullHandleValue);
}
bool
EventListenerOptions::InitIds(JSContext* cx, EventListenerOptionsAtoms* atomsCache)
{
MOZ_ASSERT(reinterpret_cast<jsid*>(atomsCache)->isVoid());
// Initialize these in reverse order so that any failure leaves the first one
// uninitialized.
if (!atomsCache->mozSystemGroup_id.init(cx, "mozSystemGroup") ||
!atomsCache->capture_id.init(cx, "capture")) {
return false;
}
return true;
}
bool
EventListenerOptions::Init(BindingCallContext& cx, JS::Handle<JS::Value> val, const char* sourceDescription, bool passedToJSImpl)
{
// Passing a null JSContext is OK only if we're initing from null,
// Since in that case we will not have to do any property gets
// Also evaluate isNullOrUndefined in order to avoid false-positive
// checkers by static analysis tools
MOZ_ASSERT_IF(!cx, val.isNull() && val.isNullOrUndefined());
EventListenerOptionsAtoms* atomsCache = nullptr;
if (cx) {
atomsCache = GetAtomCache<EventListenerOptionsAtoms>(cx);
if (reinterpret_cast<jsid*>(atomsCache)->isVoid() &&
!InitIds(cx, atomsCache)) {
return false;
}
}
if (!IsConvertibleToDictionary(val)) {
return cx.ThrowErrorMessage<MSG_CONVERSION_ERROR>(sourceDescription, "dictionary");
}
bool isNull = val.isNullOrUndefined();
// We only need these if !isNull, in which case we have |cx|.
Maybe<JS::Rooted<JSObject *> > object;
Maybe<JS::Rooted<JS::Value> > temp;
if (!isNull) {
MOZ_ASSERT(cx);
object.emplace(cx, &val.toObject());
temp.emplace(cx);
}
if (!isNull) {
if (!JS_GetPropertyById(cx, *object, atomsCache->capture_id, temp.ptr())) {
return false;
}
}
if (!isNull && !temp->isUndefined()) {
if (!ValueToPrimitive<bool, eDefault>(cx, temp.ref(), "'capture' member of EventListenerOptions", &mCapture)) {
return false;
}
} else {
mCapture = false;
}
mIsAnyMemberPresent = true;
if (!isNull) {
if (ThreadSafeIsChromeOrUAWidget(cx, *object)) {
if (!JS_GetPropertyById(cx, *object, atomsCache->mozSystemGroup_id, temp.ptr())) {
return false;
}
} else {
temp->setUndefined();
}
}
if (!isNull && !temp->isUndefined()) {
if (!ValueToPrimitive<bool, eDefault>(cx, temp.ref(), "'mozSystemGroup' member of EventListenerOptions", &mMozSystemGroup)) {
return false;
}
} else {
mMozSystemGroup = false;
}
mIsAnyMemberPresent = true;
return true;
}
bool
EventListenerOptions::Init(JSContext* cx_, JS::Handle<JS::Value> val, const char* sourceDescription, bool passedToJSImpl)
{
// We don't want to use sourceDescription for our context here;
// that's not really what it's formatted for.
BindingCallContext cx(cx_, nullptr);
return Init(cx, val, sourceDescription, passedToJSImpl);
}
void
EventListenerOptions::TraceDictionary(JSTracer* trc)
{
}
EventListenerOptions&
EventListenerOptions::operator=(const EventListenerOptions& aOther)
{
DictionaryBase::operator=(aOther);
mCapture = aOther.mCapture;
mMozSystemGroup = aOther.mMozSystemGroup;
return *this;
}
bool
EventListenerOptions::operator==(const EventListenerOptions& aOther) const
{
if (mCapture != aOther.mCapture) {
return false;
}
if (mMozSystemGroup != aOther.mMozSystemGroup) {
return false;
}
return true;
}
AddEventListenerOptions::AddEventListenerOptions()
: EventListenerOptions(FastDictionaryInitializer())
{
// Safe to pass a null context if we pass a null value
Init(nullptr, JS::NullHandleValue);
}
bool
AddEventListenerOptions::InitIds(JSContext* cx, AddEventListenerOptionsAtoms* atomsCache)
{
MOZ_ASSERT(reinterpret_cast<jsid*>(atomsCache)->isVoid());
// Initialize these in reverse order so that any failure leaves the first one
// uninitialized.
if (!atomsCache->wantUntrusted_id.init(cx, "wantUntrusted") ||
!atomsCache->signal_id.init(cx, "signal") ||
!atomsCache->passive_id.init(cx, "passive") ||
!atomsCache->once_id.init(cx, "once")) {
return false;
}
return true;
}
bool
AddEventListenerOptions::Init(BindingCallContext& cx, JS::Handle<JS::Value> val, const char* sourceDescription, bool passedToJSImpl)
{
// Passing a null JSContext is OK only if we're initing from null,
// Since in that case we will not have to do any property gets
// Also evaluate isNullOrUndefined in order to avoid false-positive
// checkers by static analysis tools
MOZ_ASSERT_IF(!cx, val.isNull() && val.isNullOrUndefined());
AddEventListenerOptionsAtoms* atomsCache = nullptr;
if (cx) {
atomsCache = GetAtomCache<AddEventListenerOptionsAtoms>(cx);
if (reinterpret_cast<jsid*>(atomsCache)->isVoid() &&
!InitIds(cx, atomsCache)) {
return false;
}
}
// Per spec, we init the parent's members first
if (!EventListenerOptions::Init(cx, val)) {
return false;
}
bool isNull = val.isNullOrUndefined();
// We only need these if !isNull, in which case we have |cx|.
Maybe<JS::Rooted<JSObject *> > object;
Maybe<JS::Rooted<JS::Value> > temp;
if (!isNull) {
MOZ_ASSERT(cx);
object.emplace(cx, &val.toObject());
temp.emplace(cx);
}
if (!isNull) {
if (!JS_GetPropertyById(cx, *object, atomsCache->once_id, temp.ptr())) {
return false;
}
}
if (!isNull && !temp->isUndefined()) {
if (!ValueToPrimitive<bool, eDefault>(cx, temp.ref(), "'once' member of AddEventListenerOptions", &mOnce)) {
return false;
}
} else {
mOnce = false;
}
mIsAnyMemberPresent = true;
if (!isNull) {
if (!JS_GetPropertyById(cx, *object, atomsCache->passive_id, temp.ptr())) {
return false;
}
}
if (!isNull && !temp->isUndefined()) {
mPassive.Construct();
if (!ValueToPrimitive<bool, eDefault>(cx, temp.ref(), "'passive' member of AddEventListenerOptions", &(mPassive.Value()))) {
return false;
}
mIsAnyMemberPresent = true;
}
if (!isNull) {
if (!JS_GetPropertyById(cx, *object, atomsCache->signal_id, temp.ptr())) {
return false;
}
}
if (!isNull && !temp->isUndefined()) {
mSignal.Construct();
if (temp.ref().isObject()) {
static_assert(IsRefcounted<mozilla::dom::AbortSignal>::value, "We can only store refcounted classes.");
{
// Our JSContext should be in the right global to do unwrapping in.
nsresult rv = UnwrapObject<prototypes::id::AbortSignal, mozilla::dom::AbortSignal>(temp.ptr(), (mSignal.Value()), cx);
if (NS_FAILED(rv)) {
cx.ThrowErrorMessage<MSG_DOES_NOT_IMPLEMENT_INTERFACE>("'signal' member of AddEventListenerOptions", "AbortSignal");
return false;
}
}
} else {
cx.ThrowErrorMessage<MSG_NOT_OBJECT>("'signal' member of AddEventListenerOptions");
return false;
}
mIsAnyMemberPresent = true;
}
if (!isNull) {
if (nsContentUtils::ThreadsafeIsSystemCaller(cx)) {
if (!JS_GetPropertyById(cx, *object, atomsCache->wantUntrusted_id, temp.ptr())) {
return false;
}
} else {
temp->setUndefined();
}
}
if (!isNull && !temp->isUndefined()) {
mWantUntrusted.Construct();
if (!ValueToPrimitive<bool, eDefault>(cx, temp.ref(), "'wantUntrusted' member of AddEventListenerOptions", &(mWantUntrusted.Value()))) {
return false;
}
mIsAnyMemberPresent = true;
}
return true;
}
bool
AddEventListenerOptions::Init(JSContext* cx_, JS::Handle<JS::Value> val, const char* sourceDescription, bool passedToJSImpl)
{
// We don't want to use sourceDescription for our context here;
// that's not really what it's formatted for.
BindingCallContext cx(cx_, nullptr);
return Init(cx, val, sourceDescription, passedToJSImpl);
}
void
AddEventListenerOptions::TraceDictionary(JSTracer* trc)
{
EventListenerOptions::TraceDictionary(trc);
}
AddEventListenerOptions&
AddEventListenerOptions::operator=(const AddEventListenerOptions& aOther)
{
EventListenerOptions::operator=(aOther);
mOnce = aOther.mOnce;
mPassive.Reset();
if (aOther.mPassive.WasPassed()) {
mPassive.Construct(aOther.mPassive.Value());
}
mSignal.Reset();
if (aOther.mSignal.WasPassed()) {
mSignal.Construct(aOther.mSignal.Value());
}
mWantUntrusted.Reset();
if (aOther.mWantUntrusted.WasPassed()) {
mWantUntrusted.Construct(aOther.mWantUntrusted.Value());
}
return *this;
}
bool
EventListenerOptionsOrBoolean::TrySetToEventListenerOptions(BindingCallContext& cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
binding_detail::FastEventListenerOptions& memberSlot = RawSetAsEventListenerOptions();
if (!IsConvertibleToDictionary(value)) {
DestroyEventListenerOptions();
tryNext = true;
return true;
}
if (!memberSlot.Init(cx, value, "EventListenerOptions branch of (EventListenerOptions or boolean)", passedToJSImpl)) {
return false;
}
}
return true;
}
bool
EventListenerOptionsOrBoolean::TrySetToEventListenerOptions(JSContext* cx_, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return TrySetToEventListenerOptions(cx, value, tryNext, passedToJSImpl);
}
bool
EventListenerOptionsOrBoolean::TrySetToBoolean(JSContext* cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
bool& memberSlot = RawSetAsBoolean();
if (!ValueToPrimitive<bool, eDefault>(cx, value, "Boolean branch of (EventListenerOptions or boolean)", &memberSlot)) {
return false;
}
}
return true;
}
bool
EventListenerOptionsOrBoolean::Init(BindingCallContext& cx, JS::Handle<JS::Value> value, const char* sourceDescription, bool passedToJSImpl)
{
MOZ_ASSERT(mType == eUninitialized);
bool done = false, failed = false, tryNext;
if (!done) {
done = (failed = !TrySetToEventListenerOptions(cx, value, tryNext, passedToJSImpl)) || !tryNext;
}
if (!done) {
do {
done = (failed = !TrySetToBoolean(cx, value, tryNext)) || !tryNext;
break;
} while (false);
}
if (failed) {
return false;
}
if (!done) {
cx.ThrowErrorMessage<MSG_NOT_IN_UNION>(sourceDescription, "EventListenerOptions");
return false;
}
return true;
}
bool
EventListenerOptionsOrBoolean::Init(JSContext* cx_, JS::Handle<JS::Value> value, const char* sourceDescription, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return Init(cx, value, sourceDescription, passedToJSImpl);
}
OwningEventListenerOptionsOrBoolean::OwningEventListenerOptionsOrBoolean(OwningEventListenerOptionsOrBoolean&& aOther)
: mType(eUninitialized)
{
switch (aOther.mType) {
case eUninitialized: {
MOZ_ASSERT(mType == eUninitialized,
"We need to destroy ourselves?");
break;
}
case eEventListenerOptions: {
mType = eEventListenerOptions;
mValue.mEventListenerOptions.SetValue(std::move(aOther.mValue.mEventListenerOptions.Value()));
break;
}
case eBoolean: {
mType = eBoolean;
mValue.mBoolean.SetValue(std::move(aOther.mValue.mBoolean.Value()));
break;
}
}
}
bool
OwningEventListenerOptionsOrBoolean::TrySetToEventListenerOptions(BindingCallContext& cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
EventListenerOptions& memberSlot = RawSetAsEventListenerOptions();
if (!IsConvertibleToDictionary(value)) {
DestroyEventListenerOptions();
tryNext = true;
return true;
}
if (!memberSlot.Init(cx, value, "EventListenerOptions branch of (EventListenerOptions or boolean)", passedToJSImpl)) {
return false;
}
}
return true;
}
bool
OwningEventListenerOptionsOrBoolean::TrySetToEventListenerOptions(JSContext* cx_, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return TrySetToEventListenerOptions(cx, value, tryNext, passedToJSImpl);
}
[[nodiscard]] EventListenerOptions&
OwningEventListenerOptionsOrBoolean::RawSetAsEventListenerOptions()
{
if (mType == eEventListenerOptions) {
return mValue.mEventListenerOptions.Value();
}
MOZ_ASSERT(mType == eUninitialized);
mType = eEventListenerOptions;
return mValue.mEventListenerOptions.SetValue();
}
[[nodiscard]] EventListenerOptions&
OwningEventListenerOptionsOrBoolean::SetAsEventListenerOptions()
{
if (mType == eEventListenerOptions) {
return mValue.mEventListenerOptions.Value();
}
Uninit();
mType = eEventListenerOptions;
return mValue.mEventListenerOptions.SetValue();
}
void
OwningEventListenerOptionsOrBoolean::DestroyEventListenerOptions()
{
MOZ_RELEASE_ASSERT(IsEventListenerOptions(), "Wrong type!");
mValue.mEventListenerOptions.Destroy();
mType = eUninitialized;
}
bool
OwningEventListenerOptionsOrBoolean::TrySetToBoolean(JSContext* cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
bool& memberSlot = RawSetAsBoolean();
if (!ValueToPrimitive<bool, eDefault>(cx, value, "Boolean branch of (EventListenerOptions or boolean)", &memberSlot)) {
return false;
}
}
return true;
}
[[nodiscard]] bool&
OwningEventListenerOptionsOrBoolean::RawSetAsBoolean()
{
if (mType == eBoolean) {
return mValue.mBoolean.Value();
}
MOZ_ASSERT(mType == eUninitialized);
mType = eBoolean;
return mValue.mBoolean.SetValue();
}
[[nodiscard]] bool&
OwningEventListenerOptionsOrBoolean::SetAsBoolean()
{
if (mType == eBoolean) {
return mValue.mBoolean.Value();
}
Uninit();
mType = eBoolean;
return mValue.mBoolean.SetValue();
}
void
OwningEventListenerOptionsOrBoolean::DestroyBoolean()
{
MOZ_RELEASE_ASSERT(IsBoolean(), "Wrong type!");
mValue.mBoolean.Destroy();
mType = eUninitialized;
}
bool
OwningEventListenerOptionsOrBoolean::Init(BindingCallContext& cx, JS::Handle<JS::Value> value, const char* sourceDescription, bool passedToJSImpl)
{
MOZ_ASSERT(mType == eUninitialized);
bool done = false, failed = false, tryNext;
if (!done) {
done = (failed = !TrySetToEventListenerOptions(cx, value, tryNext, passedToJSImpl)) || !tryNext;
}
if (!done) {
do {
done = (failed = !TrySetToBoolean(cx, value, tryNext)) || !tryNext;
break;
} while (false);
}
if (failed) {
return false;
}
if (!done) {
cx.ThrowErrorMessage<MSG_NOT_IN_UNION>(sourceDescription, "EventListenerOptions");
return false;
}
return true;
}
bool
OwningEventListenerOptionsOrBoolean::Init(JSContext* cx_, JS::Handle<JS::Value> value, const char* sourceDescription, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return Init(cx, value, sourceDescription, passedToJSImpl);
}
void
OwningEventListenerOptionsOrBoolean::Uninit()
{
switch (mType) {
case eUninitialized: {
break;
}
case eEventListenerOptions: {
DestroyEventListenerOptions();
break;
}
case eBoolean: {
DestroyBoolean();
break;
}
}
}
OwningEventListenerOptionsOrBoolean&
OwningEventListenerOptionsOrBoolean::operator=(OwningEventListenerOptionsOrBoolean&& aOther)
{
this->~OwningEventListenerOptionsOrBoolean();
new (this) OwningEventListenerOptionsOrBoolean (std::move(aOther));
return *this;
}
OwningEventListenerOptionsOrBoolean&
OwningEventListenerOptionsOrBoolean::operator=(const OwningEventListenerOptionsOrBoolean& aOther)
{
switch (aOther.mType) {
case eUninitialized: {
MOZ_ASSERT(mType == eUninitialized,
"We need to destroy ourselves?");
break;
}
case eEventListenerOptions: {
SetAsEventListenerOptions() = aOther.GetAsEventListenerOptions();
break;
}
case eBoolean: {
SetAsBoolean() = aOther.GetAsBoolean();
break;
}
}
return *this;
}
bool
AddEventListenerOptionsOrBoolean::TrySetToAddEventListenerOptions(BindingCallContext& cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
binding_detail::FastAddEventListenerOptions& memberSlot = RawSetAsAddEventListenerOptions();
if (!IsConvertibleToDictionary(value)) {
DestroyAddEventListenerOptions();
tryNext = true;
return true;
}
if (!memberSlot.Init(cx, value, "AddEventListenerOptions branch of (AddEventListenerOptions or boolean)", passedToJSImpl)) {
return false;
}
}
return true;
}
bool
AddEventListenerOptionsOrBoolean::TrySetToAddEventListenerOptions(JSContext* cx_, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return TrySetToAddEventListenerOptions(cx, value, tryNext, passedToJSImpl);
}
bool
AddEventListenerOptionsOrBoolean::TrySetToBoolean(JSContext* cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
bool& memberSlot = RawSetAsBoolean();
if (!ValueToPrimitive<bool, eDefault>(cx, value, "Boolean branch of (AddEventListenerOptions or boolean)", &memberSlot)) {
return false;
}
}
return true;
}
bool
AddEventListenerOptionsOrBoolean::Init(BindingCallContext& cx, JS::Handle<JS::Value> value, const char* sourceDescription, bool passedToJSImpl)
{
MOZ_ASSERT(mType == eUninitialized);
bool done = false, failed = false, tryNext;
if (!done) {
done = (failed = !TrySetToAddEventListenerOptions(cx, value, tryNext, passedToJSImpl)) || !tryNext;
}
if (!done) {
do {
done = (failed = !TrySetToBoolean(cx, value, tryNext)) || !tryNext;
break;
} while (false);
}
if (failed) {
return false;
}
if (!done) {
cx.ThrowErrorMessage<MSG_NOT_IN_UNION>(sourceDescription, "AddEventListenerOptions");
return false;
}
return true;
}
bool
AddEventListenerOptionsOrBoolean::Init(JSContext* cx_, JS::Handle<JS::Value> value, const char* sourceDescription, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return Init(cx, value, sourceDescription, passedToJSImpl);
}
OwningAddEventListenerOptionsOrBoolean::OwningAddEventListenerOptionsOrBoolean(OwningAddEventListenerOptionsOrBoolean&& aOther)
: mType(eUninitialized)
{
switch (aOther.mType) {
case eUninitialized: {
MOZ_ASSERT(mType == eUninitialized,
"We need to destroy ourselves?");
break;
}
case eAddEventListenerOptions: {
mType = eAddEventListenerOptions;
mValue.mAddEventListenerOptions.SetValue(std::move(aOther.mValue.mAddEventListenerOptions.Value()));
break;
}
case eBoolean: {
mType = eBoolean;
mValue.mBoolean.SetValue(std::move(aOther.mValue.mBoolean.Value()));
break;
}
}
}
bool
OwningAddEventListenerOptionsOrBoolean::TrySetToAddEventListenerOptions(BindingCallContext& cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
AddEventListenerOptions& memberSlot = RawSetAsAddEventListenerOptions();
if (!IsConvertibleToDictionary(value)) {
DestroyAddEventListenerOptions();
tryNext = true;
return true;
}
if (!memberSlot.Init(cx, value, "AddEventListenerOptions branch of (AddEventListenerOptions or boolean)", passedToJSImpl)) {
return false;
}
}
return true;
}
bool
OwningAddEventListenerOptionsOrBoolean::TrySetToAddEventListenerOptions(JSContext* cx_, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return TrySetToAddEventListenerOptions(cx, value, tryNext, passedToJSImpl);
}
[[nodiscard]] AddEventListenerOptions&
OwningAddEventListenerOptionsOrBoolean::RawSetAsAddEventListenerOptions()
{
if (mType == eAddEventListenerOptions) {
return mValue.mAddEventListenerOptions.Value();
}
MOZ_ASSERT(mType == eUninitialized);
mType = eAddEventListenerOptions;
return mValue.mAddEventListenerOptions.SetValue();
}
[[nodiscard]] AddEventListenerOptions&
OwningAddEventListenerOptionsOrBoolean::SetAsAddEventListenerOptions()
{
if (mType == eAddEventListenerOptions) {
return mValue.mAddEventListenerOptions.Value();
}
Uninit();
mType = eAddEventListenerOptions;
return mValue.mAddEventListenerOptions.SetValue();
}
void
OwningAddEventListenerOptionsOrBoolean::DestroyAddEventListenerOptions()
{
MOZ_RELEASE_ASSERT(IsAddEventListenerOptions(), "Wrong type!");
mValue.mAddEventListenerOptions.Destroy();
mType = eUninitialized;
}
bool
OwningAddEventListenerOptionsOrBoolean::TrySetToBoolean(JSContext* cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
bool& memberSlot = RawSetAsBoolean();
if (!ValueToPrimitive<bool, eDefault>(cx, value, "Boolean branch of (AddEventListenerOptions or boolean)", &memberSlot)) {
return false;
}
}
return true;
}
[[nodiscard]] bool&
OwningAddEventListenerOptionsOrBoolean::RawSetAsBoolean()
{
if (mType == eBoolean) {
return mValue.mBoolean.Value();
}
MOZ_ASSERT(mType == eUninitialized);
mType = eBoolean;
return mValue.mBoolean.SetValue();
}
[[nodiscard]] bool&
OwningAddEventListenerOptionsOrBoolean::SetAsBoolean()
{
if (mType == eBoolean) {
return mValue.mBoolean.Value();
}
Uninit();
mType = eBoolean;
return mValue.mBoolean.SetValue();
}
void
OwningAddEventListenerOptionsOrBoolean::DestroyBoolean()
{
MOZ_RELEASE_ASSERT(IsBoolean(), "Wrong type!");
mValue.mBoolean.Destroy();
mType = eUninitialized;
}
bool
OwningAddEventListenerOptionsOrBoolean::Init(BindingCallContext& cx, JS::Handle<JS::Value> value, const char* sourceDescription, bool passedToJSImpl)
{
MOZ_ASSERT(mType == eUninitialized);
bool done = false, failed = false, tryNext;
if (!done) {
done = (failed = !TrySetToAddEventListenerOptions(cx, value, tryNext, passedToJSImpl)) || !tryNext;
}
if (!done) {
do {
done = (failed = !TrySetToBoolean(cx, value, tryNext)) || !tryNext;
break;
} while (false);
}
if (failed) {
return false;
}
if (!done) {
cx.ThrowErrorMessage<MSG_NOT_IN_UNION>(sourceDescription, "AddEventListenerOptions");
return false;
}
return true;
}
bool
OwningAddEventListenerOptionsOrBoolean::Init(JSContext* cx_, JS::Handle<JS::Value> value, const char* sourceDescription, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return Init(cx, value, sourceDescription, passedToJSImpl);
}
void
OwningAddEventListenerOptionsOrBoolean::Uninit()
{
switch (mType) {
case eUninitialized: {
break;
}
case eAddEventListenerOptions: {
DestroyAddEventListenerOptions();
break;
}
case eBoolean: {
DestroyBoolean();
break;
}
}
}
OwningAddEventListenerOptionsOrBoolean&
OwningAddEventListenerOptionsOrBoolean::operator=(OwningAddEventListenerOptionsOrBoolean&& aOther)
{
this->~OwningAddEventListenerOptionsOrBoolean();
new (this) OwningAddEventListenerOptionsOrBoolean (std::move(aOther));
return *this;
}
OwningAddEventListenerOptionsOrBoolean&
OwningAddEventListenerOptionsOrBoolean::operator=(const OwningAddEventListenerOptionsOrBoolean& aOther)
{
switch (aOther.mType) {
case eUninitialized: {
MOZ_ASSERT(mType == eUninitialized,
"We need to destroy ourselves?");
break;
}
case eAddEventListenerOptions: {
SetAsAddEventListenerOptions() = aOther.GetAsAddEventListenerOptions();
break;
}
case eBoolean: {
SetAsBoolean() = aOther.GetAsBoolean();
break;
}
}
return *this;
}
namespace EventTarget_Binding {
MOZ_CAN_RUN_SCRIPT static bool
addEventListener(JSContext* cx_, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
BindingCallContext cx(cx_, "EventTarget.addEventListener");
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"EventTarget", "addEventListener", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::EventTarget*>(void_self);
if (!args.requireAtLeast(cx, "EventTarget.addEventListener", 2)) {
return false;
}
binding_detail::FakeString<char16_t> arg0;
if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
return false;
}
RootedCallback<RefPtr<binding_detail::FastEventListener>> arg1(cx);
if (args[1].isObject()) {
{ // scope for tempRoot and tempGlobalRoot if needed
arg1 = new binding_detail::FastEventListener(&args[1].toObject(), JS::CurrentGlobalOrNull(cx));
}
} else if (args[1].isNullOrUndefined()) {
arg1 = nullptr;
} else {
cx.ThrowErrorMessage<MSG_NOT_OBJECT>("Argument 2");
return false;
}
AddEventListenerOptionsOrBoolean arg2;
if (!(args.hasDefined(2))) {
if (!arg2.RawSetAsAddEventListenerOptions().Init(cx, JS::NullHandleValue, "Member of (AddEventListenerOptions or boolean)")) {
return false;
}
} else {
if (!arg2.Init(cx, args[2], "Argument 3", false)) {
return false;
}
}
Nullable<bool> arg3;
if (!(args.hasDefined(3)) || args[3].isNullOrUndefined()) {
arg3.SetNull();
} else if (!ValueToPrimitive<bool, eDefault>(cx, args[3], "Argument 4", &arg3.SetValue())) {
return false;
}
FastErrorResult rv;
// NOTE: This assert does NOT call the function.
static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->AddEventListener(NonNullHelper(Constify(arg0)), MOZ_KnownLive(Constify(arg1)), Constify(arg2), Constify(arg3), rv))>, "Should be returning void here");
MOZ_KnownLive(self)->AddEventListener(NonNullHelper(Constify(arg0)), MOZ_KnownLive(Constify(arg1)), Constify(arg2), Constify(arg3), rv);
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "EventTarget.addEventListener"))) {
return false;
}
MOZ_ASSERT(!JS_IsExceptionPending(cx));
args.rval().setUndefined();
return true;
}
static const JSJitInfo addEventListener_methodinfo = {
{ (JSJitGetterOp)addEventListener },
{ prototypes::id::EventTarget },
{ PrototypeTraits<prototypes::id::EventTarget>::Depth },
JSJitInfo::Method,
JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
JSVAL_TYPE_UNDEFINED, /* returnType. Not relevant for setters. */
false, /* isInfallible. False in setters. */
false, /* isMovable. Not relevant for setters. */
false, /* isEliminatable. Not relevant for setters. */
false, /* isAlwaysInSlot. Only relevant for getters. */
false, /* isLazilyCachedInSlot. Only relevant for getters. */
false, /* isTypedMethod. Only relevant for methods. */
0 /* Reserved slot index, if we're stored in a slot, else 0. */
};
MOZ_CAN_RUN_SCRIPT static bool
removeEventListener(JSContext* cx_, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
BindingCallContext cx(cx_, "EventTarget.removeEventListener");
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"EventTarget", "removeEventListener", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::EventTarget*>(void_self);
if (!args.requireAtLeast(cx, "EventTarget.removeEventListener", 2)) {
return false;
}
binding_detail::FakeString<char16_t> arg0;
if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
return false;
}
RootedCallback<RefPtr<binding_detail::FastEventListener>> arg1(cx);
if (args[1].isObject()) {
{ // scope for tempRoot and tempGlobalRoot if needed
arg1 = new binding_detail::FastEventListener(&args[1].toObject(), JS::CurrentGlobalOrNull(cx));
}
} else if (args[1].isNullOrUndefined()) {
arg1 = nullptr;
} else {
cx.ThrowErrorMessage<MSG_NOT_OBJECT>("Argument 2");
return false;
}
EventListenerOptionsOrBoolean arg2;
if (!(args.hasDefined(2))) {
if (!arg2.RawSetAsEventListenerOptions().Init(cx, JS::NullHandleValue, "Member of (EventListenerOptions or boolean)")) {
return false;
}
} else {
if (!arg2.Init(cx, args[2], "Argument 3", false)) {
return false;
}
}
FastErrorResult rv;
// NOTE: This assert does NOT call the function.
static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->RemoveEventListener(NonNullHelper(Constify(arg0)), MOZ_KnownLive(Constify(arg1)), Constify(arg2), rv))>, "Should be returning void here");
MOZ_KnownLive(self)->RemoveEventListener(NonNullHelper(Constify(arg0)), MOZ_KnownLive(Constify(arg1)), Constify(arg2), rv);
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "EventTarget.removeEventListener"))) {
return false;
}
MOZ_ASSERT(!JS_IsExceptionPending(cx));
args.rval().setUndefined();
return true;
}
static const JSJitInfo removeEventListener_methodinfo = {
{ (JSJitGetterOp)removeEventListener },
{ prototypes::id::EventTarget },
{ PrototypeTraits<prototypes::id::EventTarget>::Depth },
JSJitInfo::Method,
JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
JSVAL_TYPE_UNDEFINED, /* returnType. Not relevant for setters. */
false, /* isInfallible. False in setters. */
false, /* isMovable. Not relevant for setters. */
false, /* isEliminatable. Not relevant for setters. */
false, /* isAlwaysInSlot. Only relevant for getters. */
false, /* isLazilyCachedInSlot. Only relevant for getters. */
false, /* isTypedMethod. Only relevant for methods. */
0 /* Reserved slot index, if we're stored in a slot, else 0. */
};
MOZ_CAN_RUN_SCRIPT static bool
dispatchEvent(JSContext* cx_, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
BindingCallContext cx(cx_, "EventTarget.dispatchEvent");
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"EventTarget", "dispatchEvent", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::EventTarget*>(void_self);
if (!args.requireAtLeast(cx, "EventTarget.dispatchEvent", 1)) {
return false;
}
NonNull<mozilla::dom::Event> arg0;
if (args[0].isObject()) {
{
// Our JSContext should be in the right global to do unwrapping in.
nsresult rv = UnwrapObject<prototypes::id::Event, mozilla::dom::Event>(args[0], arg0, cx);
if (NS_FAILED(rv)) {
cx.ThrowErrorMessage<MSG_DOES_NOT_IMPLEMENT_INTERFACE>("Argument 1", "Event");
return false;
}
}
} else {
cx.ThrowErrorMessage<MSG_NOT_OBJECT>("Argument 1");
return false;
}
FastErrorResult rv;
bool result(MOZ_KnownLive(self)->DispatchEvent(MOZ_KnownLive(NonNullHelper(arg0)), nsContentUtils::ThreadsafeIsSystemCaller(cx) ? CallerType::System : CallerType::NonSystem, rv));
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "EventTarget.dispatchEvent"))) {
return false;
}
MOZ_ASSERT(!JS_IsExceptionPending(cx));
args.rval().setBoolean(result);
return true;
}
static const JSJitInfo dispatchEvent_methodinfo = {
{ (JSJitGetterOp)dispatchEvent },
{ prototypes::id::EventTarget },
{ PrototypeTraits<prototypes::id::EventTarget>::Depth },
JSJitInfo::Method,
JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
JSVAL_TYPE_BOOLEAN, /* returnType. Not relevant for setters. */
false, /* isInfallible. False in setters. */
false, /* isMovable. Not relevant for setters. */
false, /* isEliminatable. Not relevant for setters. */
false, /* isAlwaysInSlot. Only relevant for getters. */
false, /* isLazilyCachedInSlot. Only relevant for getters. */
false, /* isTypedMethod. Only relevant for methods. */
0 /* Reserved slot index, if we're stored in a slot, else 0. */
};
MOZ_CAN_RUN_SCRIPT static bool
setEventHandler(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"EventTarget", "setEventHandler", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::EventTarget*>(void_self);
if (!args.requireAtLeast(cx, "EventTarget.setEventHandler", 2)) {
return false;
}
binding_detail::FakeString<char16_t> arg0;
if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
return false;
}
RootedCallback<RefPtr<binding_detail::FastEventHandlerNonNull>> arg1(cx);
if (args[1].isObject()) {
{ // scope for tempRoot and tempGlobalRoot if needed
arg1 = new binding_detail::FastEventHandlerNonNull(&args[1].toObject(), JS::CurrentGlobalOrNull(cx));
}
} else {
arg1 = nullptr;
}
FastErrorResult rv;
// NOTE: This assert does NOT call the function.
static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->SetEventHandler(NonNullHelper(Constify(arg0)), MOZ_KnownLive(Constify(arg1)), rv))>, "Should be returning void here");
MOZ_KnownLive(self)->SetEventHandler(NonNullHelper(Constify(arg0)), MOZ_KnownLive(Constify(arg1)), rv);
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "EventTarget.setEventHandler"))) {
return false;
}
MOZ_ASSERT(!JS_IsExceptionPending(cx));
args.rval().setUndefined();
return true;
}
static const JSJitInfo setEventHandler_methodinfo = {
{ (JSJitGetterOp)setEventHandler },
{ prototypes::id::EventTarget },
{ PrototypeTraits<prototypes::id::EventTarget>::Depth },
JSJitInfo::Method,
JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
JSVAL_TYPE_UNDEFINED, /* returnType. Not relevant for setters. */
false, /* isInfallible. False in setters. */
false, /* isMovable. Not relevant for setters. */
false, /* isEliminatable. Not relevant for setters. */
false, /* isAlwaysInSlot. Only relevant for getters. */
false, /* isLazilyCachedInSlot. Only relevant for getters. */
false, /* isTypedMethod. Only relevant for methods. */
0 /* Reserved slot index, if we're stored in a slot, else 0. */
};
MOZ_CAN_RUN_SCRIPT static bool
getEventHandler(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"EventTarget", "getEventHandler", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::EventTarget*>(void_self);
if (!args.requireAtLeast(cx, "EventTarget.getEventHandler", 1)) {
return false;
}
binding_detail::FakeString<char16_t> arg0;
if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
return false;
}
RefPtr<EventHandlerNonNull> result(MOZ_KnownLive(self)->GetEventHandler(NonNullHelper(Constify(arg0))));
MOZ_ASSERT(!JS_IsExceptionPending(cx));
if (result) {
args.rval().setObjectOrNull(GetCallbackFromCallbackObject(cx, result));
if (!MaybeWrapObjectOrNullValue(cx, args.rval())) {
return false;
}
return true;
} else {
args.rval().setNull();
return true;
}
}
static const JSJitInfo getEventHandler_methodinfo = {
{ (JSJitGetterOp)getEventHandler },
{ prototypes::id::EventTarget },
{ PrototypeTraits<prototypes::id::EventTarget>::Depth },
JSJitInfo::Method,
JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
JSVAL_TYPE_UNKNOWN, /* returnType. Not relevant for setters. */
false, /* isInfallible. False in setters. */
false, /* isMovable. Not relevant for setters. */
false, /* isEliminatable. Not relevant for setters. */
false, /* isAlwaysInSlot. Only relevant for getters. */
false, /* isLazilyCachedInSlot. Only relevant for getters. */
false, /* isTypedMethod. Only relevant for methods. */
0 /* Reserved slot index, if we're stored in a slot, else 0. */
};
MOZ_CAN_RUN_SCRIPT static bool
get_ownerGlobal(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"EventTarget", "ownerGlobal", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::EventTarget*>(void_self);
Nullable<WindowProxyHolder> result(MOZ_KnownLive(self)->GetOwnerGlobalForBindings());
MOZ_ASSERT(!JS_IsExceptionPending(cx));
if (result.IsNull()) {
args.rval().setNull();
return true;
}
if (!WrapObject(cx, result.Value(), args.rval())) {
return false;
}
return true;
}
static const JSJitInfo ownerGlobal_getterinfo = {
{ get_ownerGlobal },
{ prototypes::id::EventTarget },
{ PrototypeTraits<prototypes::id::EventTarget>::Depth },
JSJitInfo::Getter,
JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
JSVAL_TYPE_UNKNOWN, /* returnType. Not relevant for setters. */
false, /* isInfallible. False in setters. */
false, /* isMovable. Not relevant for setters. */
false, /* isEliminatable. Not relevant for setters. */
false, /* isAlwaysInSlot. Only relevant for getters. */
false, /* isLazilyCachedInSlot. Only relevant for getters. */
false, /* isTypedMethod. Only relevant for methods. */
0 /* Reserved slot index, if we're stored in a slot, else 0. */
};
static bool
_addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
{
mozilla::dom::EventTarget* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::EventTarget>(obj);
// We don't want to preserve if we don't have a wrapper, and we
// obviously can't preserve if we're not initialized.
if (self && self->GetWrapperPreserveColor()) {
PreserveWrapper(self);
}
return true;
}
static void
_finalize(JS::GCContext* gcx, JSObject* obj)
{
mozilla::dom::EventTarget* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::EventTarget>(obj);
if (self) {
JS::SetReservedSlot(obj, DOM_OBJECT_SLOT, JS::UndefinedValue());
ClearWrapper(self, self, obj);
if (size_t mallocBytes = BindingJSObjectMallocBytes(self)) {
JS::RemoveAssociatedMemory(obj, mallocBytes,
JS::MemoryUse::DOMBinding);
}
AddForDeferredFinalization<mozilla::dom::EventTarget>(self);
}
}
static nsWrapperCache*
_getWrapperCache(JS::Handle<JSObject*> obj)
{
mozilla::dom::EventTarget* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::EventTarget>(obj);
return self;
}
static size_t
_objectMoved(JSObject* obj, JSObject* old)
{
mozilla::dom::EventTarget* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::EventTarget>(obj);
if (self) {
UpdateWrapper(self, self, obj, old);
}
return 0;
}
static const JSFunctionSpec sMethods_specs[] = {
JS_FNSPEC("addEventListener", (GenericMethod<MaybeCrossOriginObjectThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&addEventListener_methodinfo), 2, JSPROP_ENUMERATE, nullptr),
JS_FNSPEC("removeEventListener", (GenericMethod<MaybeCrossOriginObjectThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&removeEventListener_methodinfo), 2, JSPROP_ENUMERATE, nullptr),
JS_FNSPEC("dispatchEvent", (GenericMethod<MaybeCrossOriginObjectThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&dispatchEvent_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
JS_FS_END
};
static const Prefable<const JSFunctionSpec> sMethods[] = {
{ nullptr, &sMethods_specs[0] },
{ nullptr, nullptr }
};
static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
"We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
static_assert(3 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
"We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
static const JSFunctionSpec sChromeMethods_specs[] = {
JS_FNSPEC("setEventHandler", (GenericMethod<MaybeCrossOriginObjectThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&setEventHandler_methodinfo), 2, JSPROP_ENUMERATE, nullptr),
JS_FNSPEC("getEventHandler", (GenericMethod<MaybeCrossOriginObjectThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&getEventHandler_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
JS_FS_END
};
static const Prefable<const JSFunctionSpec> sChromeMethods[] = {
{ nullptr, &sChromeMethods_specs[0] },
{ nullptr, nullptr }
};
static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
"We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
static_assert(2 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
"We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
static const JSPropertySpec sChromeAttributes_specs[] = {
JSPropertySpec::nativeAccessors("ownerGlobal", JSPROP_ENUMERATE, GenericGetter<MaybeCrossOriginObjectThisPolicy, ThrowExceptions>, &ownerGlobal_getterinfo, nullptr, nullptr),
JS_PS_END
};
static const PrefableDisablers sChromeAttributes_disablers0 = {
WebIDLPrefIndex::NoPref, GlobalNames::AudioWorkletGlobalScope | GlobalNames::DedicatedWorkerGlobalScope | GlobalNames::PaintWorkletGlobalScope | GlobalNames::ServiceWorkerGlobalScope | GlobalNames::ShadowRealmGlobalScope | GlobalNames::SharedWorkerGlobalScope | GlobalNames::WorkerDebuggerGlobalScope, false, OriginTrial(0), nullptr
};
static const Prefable<const JSPropertySpec> sChromeAttributes[] = {
{ &sChromeAttributes_disablers0, &sChromeAttributes_specs[0] },
{ nullptr, nullptr }
};
static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
"We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
"We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
static uint16_t sNativeProperties_sortedPropertyIndices[3];
static PropertyInfo sNativeProperties_propertyInfos[3];
static const NativePropertiesN<1> sNativeProperties = {
false, 0,
false, 0,
true, 0 /* sMethods */,
false, 0,
false, 0,
false, 0,
false, 0,
-1,
3,
sNativeProperties_sortedPropertyIndices,
{
{ sMethods, &sNativeProperties_propertyInfos[0] }
}
};
static_assert(3 < 1ull << (CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount)),
"We have a property info count that is oversized");
static uint16_t sChromeOnlyNativeProperties_sortedPropertyIndices[3];
static PropertyInfo sChromeOnlyNativeProperties_propertyInfos[3];
static const NativePropertiesN<2> sChromeOnlyNativeProperties = {
false, 0,
false, 0,
true, 0 /* sChromeMethods */,
true, 1 /* sChromeAttributes */,
false, 0,
false, 0,
false, 0,
-1,
3,
sChromeOnlyNativeProperties_sortedPropertyIndices,
{
{ sChromeMethods, &sChromeOnlyNativeProperties_propertyInfos[0] },
{ sChromeAttributes, &sChromeOnlyNativeProperties_propertyInfos[2] }
}
};
static_assert(3 < 1ull << (CHAR_BIT * sizeof(sChromeOnlyNativeProperties.propertyInfoCount)),
"We have a property info count that is oversized");
bool sNativePropertiesInited = false;
const NativePropertyHooks sNativePropertyHooks = {
nullptr,
{ sNativeProperties.Upcast(), sChromeOnlyNativeProperties.Upcast(), &sNativePropertiesInited },
prototypes::id::EventTarget,
constructors::id::EventTarget,
&DefaultXrayExpandoObjectClass
};
static bool
_constructor(JSContext* cx, unsigned argc, JS::Value* vp)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"EventTarget", "constructor", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
JS::Rooted<JSObject*> obj(cx, &args.callee());
if (!args.isConstructing()) {
return ThrowConstructorWithoutNew(cx, "EventTarget");
}
JS::Rooted<JSObject*> desiredProto(cx);
if (!GetDesiredProto(cx, args,
prototypes::id::EventTarget,
CreateInterfaceObjects,
&desiredProto)) {
return false;
}
GlobalObject global(cx, obj);
if (global.Failed()) {
return false;
}
bool objIsXray = xpc::WrapperFactory::IsXrayWrapper(obj);
Maybe<JSAutoRealm> ar;
if (objIsXray) {
// Since our object is an Xray, we can just CheckedUnwrapStatic:
// we know Xrays have no dynamic unwrap behavior.
obj = js::CheckedUnwrapStatic(obj);
if (!obj) {
return false;
}
ar.emplace(cx, obj);
if (!JS_WrapObject(cx, &desiredProto)) {
return false;
}
}
FastErrorResult rv;
auto result(StrongOrRawPtr<mozilla::dom::EventTarget>(mozilla::dom::EventTarget::Constructor(global, rv)));
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "EventTarget constructor"))) {
return false;
}
MOZ_ASSERT(!JS_IsExceptionPending(cx));
static_assert(!std::is_pointer_v<decltype(result)>,
"NewObject implies that we need to keep the object alive with a strong reference.");
if (!GetOrCreateDOMReflector(cx, result, args.rval(), desiredProto)) {
MOZ_ASSERT(JS_IsExceptionPending(cx));
return false;
}
return true;
}
static const DOMInterfaceInfo sInterfaceObjectInfo = {
{ _constructor, &sNativePropertyHooks },
JS::GetRealmFunctionPrototype,
prototypes::id::EventTarget,
PrototypeTraits<prototypes::id::EventTarget>::Depth,
true,
};
static const DOMIfaceAndProtoJSClass sPrototypeClass = {
{
"EventTargetPrototype",
JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
JS_NULL_CLASS_OPS,
JS_NULL_CLASS_SPEC,
JS_NULL_CLASS_EXT,
JS_NULL_OBJECT_OPS
},
eInterfacePrototype,
prototypes::id::EventTarget,
PrototypeTraits<prototypes::id::EventTarget>::Depth,
&sNativePropertyHooks,
JS::GetRealmObjectPrototype
};
static const JSClassOps sClassOps = {
_addProperty, /* addProperty */
nullptr, /* delProperty */
nullptr, /* enumerate */
nullptr, /* newEnumerate */
nullptr, /* resolve */
nullptr, /* mayResolve */
_finalize, /* finalize */
nullptr, /* call */
nullptr, /* construct */
nullptr, /* trace */
};
static const js::ClassExtension sClassExtension = {
_objectMoved /* objectMovedOp */
};
static const DOMJSClass sClass = {
{ "EventTarget",
JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
&sClassOps,
JS_NULL_CLASS_SPEC,
&sClassExtension,
JS_NULL_OBJECT_OPS
},
{ prototypes::id::EventTarget, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count },
std::is_base_of_v<nsISupports, mozilla::dom::EventTarget>,
&sNativePropertyHooks,
FindAssociatedGlobalForNative<mozilla::dom::EventTarget>::Get,
GetProtoObjectHandle,
GetCCParticipant<mozilla::dom::EventTarget>::Get(),
nullptr,
_getWrapperCache
};
static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
"Must have the right minimal number of reserved slots.");
static_assert(1 >= 1,
"Must have enough reserved slots.");
bool
Wrap(JSContext* aCx, mozilla::dom::EventTarget* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
{
static_assert(!std::is_base_of_v<NonRefcountedDOMObject, mozilla::dom::EventTarget>,
"Shouldn't have wrappercached things that are not refcounted.");
static_assert(std::is_same_v<decltype(aObject), mozilla::dom::EventTarget*>);
MOZ_ASSERT(ToSupportsIsCorrect(aObject));
MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
MOZ_ASSERT(!aCache->GetWrapper(),
"You should probably not be using Wrap() directly; use "
"GetOrCreateDOMReflector instead");
MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
"nsISupports must be on our primary inheritance chain");
// If the wrapper cache contains a dead reflector then finalize that
// now, ensuring that the finalizer for the old reflector always
// runs before the new reflector is created and attached. This
// avoids the awkward situation where there are multiple reflector
// objects that contain pointers to the same native.
if (JSObject* oldReflector = aCache->GetWrapperMaybeDead()) {
_finalize(nullptr /* unused */, oldReflector);
MOZ_ASSERT(!aCache->GetWrapperMaybeDead());
}
JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
if (!global) {
return false;
}
MOZ_ASSERT(JS_IsGlobalObject(global));
JS::AssertObjectIsNotGray(global);
// That might have ended up wrapping us already, due to the wonders
// of XBL. Check for that, and bail out as needed.
aReflector.set(aCache->GetWrapper());
if (aReflector) {
#ifdef DEBUG
AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
#endif // DEBUG
return true;
}
JSAutoRealm ar(aCx, global);
JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
if (!canonicalProto) {
return false;
}
JS::Rooted<JSObject*> proto(aCx);
if (aGivenProto) {
proto = aGivenProto;
// Unfortunately, while aGivenProto was in the compartment of aCx
// coming in, we changed compartments to that of "parent" so may need
// to wrap the proto here.
if (js::GetContextCompartment(aCx) != JS::GetCompartment(proto)) {
if (!JS_WrapObject(aCx, &proto)) {
return false;
}
}
} else {
proto = canonicalProto;
}
BindingJSObjectCreator<mozilla::dom::EventTarget> creator(aCx);
creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
if (!aReflector) {
return false;
}
aCache->SetWrapper(aReflector);
creator.InitializationSucceeded();
MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
aCache->GetWrapperPreserveColor() == aReflector);
// If proto != canonicalProto, we have to preserve our wrapper;
// otherwise we won't be able to properly recreate it later, since
// we won't know what proto to use. Note that we don't check
// aGivenProto here, since it's entirely possible (and even
// somewhat common) to have a non-null aGivenProto which is the
// same as canonicalProto.
if (proto != canonicalProto) {
PreserveWrapper(aObject);
}
return true;
}
void
CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
{
JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::EventTarget);
JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::EventTarget);
JS::Rooted<JSObject*> parentProto(aCx, JS::GetRealmObjectPrototype(aCx));
if (!parentProto) {
return;
}
JS::Rooted<JSObject*> constructorProto(aCx, JS::GetRealmFunctionPrototype(aCx));
if (!constructorProto) {
return;
}
dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
&sPrototypeClass, protoCache,
constructorProto, &sInterfaceObjectInfo, 0, false, Span<const LegacyFactoryFunction, 0>{},
interfaceCache,
sNativeProperties.Upcast(),
sChromeOnlyNativeProperties.Upcast(),
"EventTarget", aDefineOnGlobal,
nullptr,
false,
nullptr);
JS::AssertObjectIsNotGray(*protoCache);
JS::Handle<JSObject*> proto = JS::Handle<JSObject*>::fromMarkedLocation(protoCache->address());
if (!proto) {
*protoCache = nullptr;
if (interfaceCache) {
*interfaceCache = nullptr;
}
return;
}
{
bool succeeded;
if (!JS_SetImmutablePrototype(aCx, proto, &succeeded)) {
*protoCache = nullptr;
if (interfaceCache) {
*interfaceCache = nullptr;
}
return;
}
MOZ_ASSERT(succeeded,
"making a fresh prototype object's [[Prototype]] "
"immutable can internally fail, but it should "
"never be unsuccessful");
}
}
JSObject*
GetProtoObject(JSContext* aCx)
{
return GetProtoObjectHandle(aCx);
}
JSObject*
GetConstructorObject(JSContext* aCx)
{
return GetConstructorObjectHandle(aCx);
}
} // namespace EventTarget_Binding
} // namespace mozilla::dom