Line data Source code
1 : /* THIS FILE IS AUTOGENERATED FROM CloseEvent.webidl BY Codegen.py - DO NOT EDIT */
2 :
3 : #include "AtomList.h"
4 : #include "CloseEventBinding.h"
5 : #include "EventBinding.h"
6 : #include "WrapperFactory.h"
7 : #include "mozilla/OwningNonNull.h"
8 : #include "mozilla/dom/BindingUtils.h"
9 : #include "mozilla/dom/CloseEvent.h"
10 : #include "mozilla/dom/DOMJSClass.h"
11 : #include "mozilla/dom/NonRefcountedDOMObject.h"
12 : #include "mozilla/dom/PrimitiveConversions.h"
13 : #include "mozilla/dom/ScriptSettings.h"
14 : #include "mozilla/dom/SimpleGlobalObject.h"
15 : #include "mozilla/dom/XrayExpandoClass.h"
16 :
17 : namespace mozilla {
18 : namespace dom {
19 :
20 :
21 0 : CloseEventInit::CloseEventInit()
22 0 : : EventInit(FastDictionaryInitializer())
23 : {
24 : // Safe to pass a null context if we pass a null value
25 0 : Init(nullptr, JS::NullHandleValue);
26 0 : }
27 :
28 :
29 :
30 : bool
31 0 : CloseEventInit::InitIds(JSContext* cx, CloseEventInitAtoms* atomsCache)
32 : {
33 0 : MOZ_ASSERT(!*reinterpret_cast<jsid**>(atomsCache));
34 :
35 : // Initialize these in reverse order so that any failure leaves the first one
36 : // uninitialized.
37 0 : if (!atomsCache->wasClean_id.init(cx, "wasClean") ||
38 0 : !atomsCache->reason_id.init(cx, "reason") ||
39 0 : !atomsCache->code_id.init(cx, "code")) {
40 0 : return false;
41 : }
42 0 : return true;
43 : }
44 :
45 : bool
46 0 : CloseEventInit::Init(JSContext* cx, JS::Handle<JS::Value> val, const char* sourceDescription, bool passedToJSImpl)
47 : {
48 : // Passing a null JSContext is OK only if we're initing from null,
49 : // Since in that case we will not have to do any property gets
50 : // Also evaluate isNullOrUndefined in order to avoid false-positive
51 : // checkers by static analysis tools
52 0 : MOZ_ASSERT_IF(!cx, val.isNull() && val.isNullOrUndefined());
53 0 : CloseEventInitAtoms* atomsCache = nullptr;
54 0 : if (cx) {
55 0 : atomsCache = GetAtomCache<CloseEventInitAtoms>(cx);
56 0 : if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
57 0 : return false;
58 : }
59 : }
60 :
61 : // Per spec, we init the parent's members first
62 0 : if (!EventInit::Init(cx, val)) {
63 0 : return false;
64 : }
65 :
66 0 : bool isNull = val.isNullOrUndefined();
67 : // We only need these if !isNull, in which case we have |cx|.
68 0 : Maybe<JS::Rooted<JSObject *> > object;
69 0 : Maybe<JS::Rooted<JS::Value> > temp;
70 0 : if (!isNull) {
71 0 : MOZ_ASSERT(cx);
72 0 : object.emplace(cx, &val.toObject());
73 0 : temp.emplace(cx);
74 : }
75 0 : if (!isNull) {
76 0 : if (!JS_GetPropertyById(cx, *object, atomsCache->code_id, temp.ptr())) {
77 0 : return false;
78 : }
79 : }
80 0 : if (!isNull && !temp->isUndefined()) {
81 0 : if (!ValueToPrimitive<uint16_t, eDefault>(cx, temp.ref(), &mCode)) {
82 0 : return false;
83 : }
84 : } else {
85 0 : mCode = 0;
86 : }
87 0 : mIsAnyMemberPresent = true;
88 :
89 0 : if (!isNull) {
90 0 : if (!JS_GetPropertyById(cx, *object, atomsCache->reason_id, temp.ptr())) {
91 0 : return false;
92 : }
93 : }
94 0 : if (!isNull && !temp->isUndefined()) {
95 0 : if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mReason)) {
96 0 : return false;
97 : }
98 : } else {
99 : static const char16_t data[] = { 0 };
100 0 : mReason.Rebind(data, ArrayLength(data) - 1);
101 : }
102 0 : mIsAnyMemberPresent = true;
103 :
104 0 : if (!isNull) {
105 0 : if (!JS_GetPropertyById(cx, *object, atomsCache->wasClean_id, temp.ptr())) {
106 0 : return false;
107 : }
108 : }
109 0 : if (!isNull && !temp->isUndefined()) {
110 0 : if (!ValueToPrimitive<bool, eDefault>(cx, temp.ref(), &mWasClean)) {
111 0 : return false;
112 : }
113 : } else {
114 0 : mWasClean = false;
115 : }
116 0 : mIsAnyMemberPresent = true;
117 0 : return true;
118 : }
119 :
120 : bool
121 0 : CloseEventInit::Init(const nsAString& aJSON)
122 : {
123 0 : AutoJSAPI jsapi;
124 0 : JSObject* cleanGlobal = SimpleGlobalObject::Create(SimpleGlobalObject::GlobalType::BindingDetail);
125 0 : if (!cleanGlobal) {
126 0 : return false;
127 : }
128 0 : if (!jsapi.Init(cleanGlobal)) {
129 0 : return false;
130 : }
131 0 : JSContext* cx = jsapi.cx();
132 0 : JS::Rooted<JS::Value> json(cx);
133 0 : bool ok = ParseJSON(cx, aJSON, &json);
134 0 : NS_ENSURE_TRUE(ok, false);
135 0 : return Init(cx, json);
136 : }
137 :
138 : bool
139 0 : CloseEventInit::ToObjectInternal(JSContext* cx, JS::MutableHandle<JS::Value> rval) const
140 : {
141 0 : CloseEventInitAtoms* atomsCache = GetAtomCache<CloseEventInitAtoms>(cx);
142 0 : if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
143 0 : return false;
144 : }
145 :
146 : // Per spec, we define the parent's members first
147 0 : if (!EventInit::ToObjectInternal(cx, rval)) {
148 0 : return false;
149 : }
150 0 : JS::Rooted<JSObject*> obj(cx, &rval.toObject());
151 :
152 : do {
153 : // block for our 'break' successCode and scope for 'temp' and 'currentValue'
154 0 : JS::Rooted<JS::Value> temp(cx);
155 0 : uint16_t const & currentValue = mCode;
156 0 : temp.setInt32(int32_t(currentValue));
157 0 : if (!JS_DefinePropertyById(cx, obj, atomsCache->code_id, temp, JSPROP_ENUMERATE)) {
158 0 : return false;
159 : }
160 0 : break;
161 : } while(0);
162 :
163 : do {
164 : // block for our 'break' successCode and scope for 'temp' and 'currentValue'
165 0 : JS::Rooted<JS::Value> temp(cx);
166 0 : nsString const & currentValue = mReason;
167 0 : if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
168 0 : return false;
169 : }
170 0 : if (!JS_DefinePropertyById(cx, obj, atomsCache->reason_id, temp, JSPROP_ENUMERATE)) {
171 0 : return false;
172 : }
173 0 : break;
174 : } while(0);
175 :
176 : do {
177 : // block for our 'break' successCode and scope for 'temp' and 'currentValue'
178 0 : JS::Rooted<JS::Value> temp(cx);
179 0 : bool const & currentValue = mWasClean;
180 0 : temp.setBoolean(currentValue);
181 0 : if (!JS_DefinePropertyById(cx, obj, atomsCache->wasClean_id, temp, JSPROP_ENUMERATE)) {
182 0 : return false;
183 : }
184 0 : break;
185 : } while(0);
186 :
187 0 : return true;
188 : }
189 :
190 : bool
191 0 : CloseEventInit::ToJSON(nsAString& aJSON) const
192 : {
193 0 : AutoJSAPI jsapi;
194 0 : jsapi.Init();
195 0 : JSContext *cx = jsapi.cx();
196 : // It's safe to use UnprivilegedJunkScopeOrWorkerGlobal here
197 : // because we'll only be creating objects, in ways that have no
198 : // side-effects, followed by a call to JS::ToJSONMaybeSafely,
199 : // which likewise guarantees no side-effects for the sorts of
200 : // things we will pass it.
201 0 : JSAutoCompartment ac(cx, binding_detail::UnprivilegedJunkScopeOrWorkerGlobal());
202 0 : JS::Rooted<JS::Value> val(cx);
203 0 : if (!ToObjectInternal(cx, &val)) {
204 0 : return false;
205 : }
206 0 : JS::Rooted<JSObject*> obj(cx, &val.toObject());
207 0 : return StringifyToJSON(cx, obj, aJSON);
208 : }
209 :
210 : void
211 0 : CloseEventInit::TraceDictionary(JSTracer* trc)
212 : {
213 0 : EventInit::TraceDictionary(trc);
214 0 : }
215 :
216 : CloseEventInit&
217 0 : CloseEventInit::operator=(const CloseEventInit& aOther)
218 : {
219 0 : EventInit::operator=(aOther);
220 0 : mCode = aOther.mCode;
221 0 : mReason = aOther.mReason;
222 0 : mWasClean = aOther.mWasClean;
223 0 : return *this;
224 : }
225 :
226 : namespace binding_detail {
227 : } // namespace binding_detail
228 :
229 :
230 : namespace CloseEventBinding {
231 :
232 : static_assert(IsRefcounted<NativeType>::value == IsRefcounted<EventBinding::NativeType>::value,
233 : "Can't inherit from an interface with a different ownership model.");
234 :
235 : static bool
236 0 : get_wasClean(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::CloseEvent* self, JSJitGetterCallArgs args)
237 : {
238 0 : bool result(self->WasClean());
239 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
240 0 : args.rval().setBoolean(result);
241 0 : return true;
242 : }
243 :
244 : static const JSJitInfo wasClean_getterinfo = {
245 : { (JSJitGetterOp)get_wasClean },
246 : { prototypes::id::CloseEvent },
247 : { PrototypeTraits<prototypes::id::CloseEvent>::Depth },
248 : JSJitInfo::Getter,
249 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
250 : JSVAL_TYPE_BOOLEAN, /* returnType. Not relevant for setters. */
251 : true, /* isInfallible. False in setters. */
252 : false, /* isMovable. Not relevant for setters. */
253 : false, /* isEliminatable. Not relevant for setters. */
254 : false, /* isAlwaysInSlot. Only relevant for getters. */
255 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
256 : false, /* isTypedMethod. Only relevant for methods. */
257 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
258 : };
259 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
260 : static_assert(0 < 1, "There is no slot for us");
261 :
262 : static bool
263 0 : get_code(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::CloseEvent* self, JSJitGetterCallArgs args)
264 : {
265 0 : uint16_t result(self->Code());
266 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
267 0 : args.rval().setInt32(int32_t(result));
268 0 : return true;
269 : }
270 :
271 : static const JSJitInfo code_getterinfo = {
272 : { (JSJitGetterOp)get_code },
273 : { prototypes::id::CloseEvent },
274 : { PrototypeTraits<prototypes::id::CloseEvent>::Depth },
275 : JSJitInfo::Getter,
276 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
277 : JSVAL_TYPE_INT32, /* returnType. Not relevant for setters. */
278 : true, /* isInfallible. False in setters. */
279 : false, /* isMovable. Not relevant for setters. */
280 : false, /* isEliminatable. Not relevant for setters. */
281 : false, /* isAlwaysInSlot. Only relevant for getters. */
282 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
283 : false, /* isTypedMethod. Only relevant for methods. */
284 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
285 : };
286 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
287 : static_assert(0 < 1, "There is no slot for us");
288 :
289 : static bool
290 0 : get_reason(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::CloseEvent* self, JSJitGetterCallArgs args)
291 : {
292 0 : DOMString result;
293 0 : self->GetReason(result);
294 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
295 0 : if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
296 0 : return false;
297 : }
298 0 : return true;
299 : }
300 :
301 : static const JSJitInfo reason_getterinfo = {
302 : { (JSJitGetterOp)get_reason },
303 : { prototypes::id::CloseEvent },
304 : { PrototypeTraits<prototypes::id::CloseEvent>::Depth },
305 : JSJitInfo::Getter,
306 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
307 : JSVAL_TYPE_STRING, /* returnType. Not relevant for setters. */
308 : false, /* isInfallible. False in setters. */
309 : false, /* isMovable. Not relevant for setters. */
310 : false, /* isEliminatable. Not relevant for setters. */
311 : false, /* isAlwaysInSlot. Only relevant for getters. */
312 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
313 : false, /* isTypedMethod. Only relevant for methods. */
314 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
315 : };
316 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
317 : static_assert(0 < 1, "There is no slot for us");
318 :
319 : static bool
320 0 : get_isTrusted(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::CloseEvent* self, JSJitGetterCallArgs args)
321 : {
322 0 : bool result(self->IsTrusted());
323 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
324 0 : args.rval().setBoolean(result);
325 0 : return true;
326 : }
327 :
328 : static const JSJitInfo isTrusted_getterinfo = {
329 : { (JSJitGetterOp)get_isTrusted },
330 : { prototypes::id::CloseEvent },
331 : { PrototypeTraits<prototypes::id::CloseEvent>::Depth },
332 : JSJitInfo::Getter,
333 : JSJitInfo::AliasDOMSets, /* aliasSet. Not relevant for setters. */
334 : JSVAL_TYPE_BOOLEAN, /* returnType. Not relevant for setters. */
335 : true, /* isInfallible. False in setters. */
336 : true, /* isMovable. Not relevant for setters. */
337 : true, /* isEliminatable. Not relevant for setters. */
338 : false, /* isAlwaysInSlot. Only relevant for getters. */
339 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
340 : false, /* isTypedMethod. Only relevant for methods. */
341 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
342 : };
343 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
344 : static_assert(0 < 1, "There is no slot for us");
345 :
346 : static bool
347 1 : _addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
348 : {
349 1 : mozilla::dom::CloseEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::CloseEvent>(obj);
350 : // We don't want to preserve if we don't have a wrapper, and we
351 : // obviously can't preserve if we're not initialized.
352 1 : if (self && self->GetWrapperPreserveColor()) {
353 0 : PreserveWrapper(self);
354 : }
355 1 : return true;
356 : }
357 :
358 : static void
359 0 : _finalize(js::FreeOp* fop, JSObject* obj)
360 : {
361 0 : mozilla::dom::CloseEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::CloseEvent>(obj);
362 0 : if (self) {
363 0 : ClearWrapper(self, self, obj);
364 0 : AddForDeferredFinalization<mozilla::dom::CloseEvent>(self);
365 : }
366 0 : }
367 :
368 : static void
369 0 : _objectMoved(JSObject* obj, const JSObject* old)
370 : {
371 0 : mozilla::dom::CloseEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::CloseEvent>(obj);
372 0 : if (self) {
373 0 : UpdateWrapper(self, self, obj, old);
374 : }
375 0 : }
376 :
377 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
378 : #if defined(__clang__)
379 : #pragma clang diagnostic push
380 : #pragma clang diagnostic ignored "-Wmissing-braces"
381 : #endif
382 : static const JSPropertySpec sAttributes_specs[] = {
383 : { "wasClean", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &wasClean_getterinfo, nullptr, nullptr },
384 : { "code", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &code_getterinfo, nullptr, nullptr },
385 : { "reason", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &reason_getterinfo, nullptr, nullptr },
386 : { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
387 : };
388 : #if defined(__clang__)
389 : #pragma clang diagnostic pop
390 : #endif
391 :
392 :
393 : // Can't be const because the pref-enabled boolean needs to be writable
394 : static Prefable<const JSPropertySpec> sAttributes[] = {
395 : { nullptr, &sAttributes_specs[0] },
396 : { nullptr, nullptr }
397 : };
398 :
399 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
400 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
401 : static_assert(3 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
402 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
403 :
404 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
405 : #if defined(__clang__)
406 : #pragma clang diagnostic push
407 : #pragma clang diagnostic ignored "-Wmissing-braces"
408 : #endif
409 : static const JSPropertySpec sUnforgeableAttributes_specs[] = {
410 : { "isTrusted", JSPROP_SHARED | JSPROP_ENUMERATE | JSPROP_PERMANENT, GenericBindingGetter, &isTrusted_getterinfo, nullptr, nullptr },
411 : { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
412 : };
413 : #if defined(__clang__)
414 : #pragma clang diagnostic pop
415 : #endif
416 :
417 :
418 : // Can't be const because the pref-enabled boolean needs to be writable
419 : static Prefable<const JSPropertySpec> sUnforgeableAttributes[] = {
420 : { nullptr, &sUnforgeableAttributes_specs[0] },
421 : { nullptr, nullptr }
422 : };
423 :
424 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
425 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
426 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
427 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
428 :
429 :
430 : static uint16_t sNativeProperties_sortedPropertyIndices[4];
431 : static PropertyInfo sNativeProperties_propertyInfos[4];
432 :
433 : static const NativePropertiesN<2> sNativeProperties = {
434 : false, 0,
435 : false, 0,
436 : false, 0,
437 : true, 0 /* sAttributes */,
438 : false, 0,
439 : true, 1 /* sUnforgeableAttributes */,
440 : false, 0,
441 : -1,
442 : 4,
443 : sNativeProperties_sortedPropertyIndices,
444 : {
445 : { sAttributes, &sNativeProperties_propertyInfos[0] },
446 : { sUnforgeableAttributes, &sNativeProperties_propertyInfos[3] }
447 : }
448 : };
449 : static_assert(4 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
450 : "We have a property info count that is oversized");
451 :
452 : static bool
453 0 : _constructor(JSContext* cx, unsigned argc, JS::Value* vp)
454 : {
455 0 : JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
456 0 : JS::Rooted<JSObject*> obj(cx, &args.callee());
457 0 : if (!args.isConstructing()) {
458 : // XXXbz wish I could get the name from the callee instead of
459 : // Adding more relocations
460 0 : return ThrowConstructorWithoutNew(cx, "CloseEvent");
461 : }
462 :
463 0 : GlobalObject global(cx, obj);
464 0 : if (global.Failed()) {
465 0 : return false;
466 : }
467 :
468 0 : JS::Rooted<JSObject*> desiredProto(cx);
469 0 : if (!GetDesiredProto(cx, args, &desiredProto)) {
470 0 : return false;
471 : }
472 :
473 0 : if (MOZ_UNLIKELY(args.length() < 1)) {
474 0 : return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "CloseEvent");
475 : }
476 0 : bool objIsXray = xpc::WrapperFactory::IsXrayWrapper(obj);
477 0 : binding_detail::FakeString arg0;
478 0 : if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
479 0 : return false;
480 : }
481 0 : binding_detail::FastCloseEventInit arg1;
482 0 : if (!arg1.Init(cx, (args.hasDefined(1)) ? args[1] : JS::NullHandleValue, "Argument 2 of CloseEvent.constructor", false)) {
483 0 : return false;
484 : }
485 0 : Maybe<JSAutoCompartment> ac;
486 0 : if (objIsXray) {
487 0 : obj = js::CheckedUnwrap(obj);
488 0 : if (!obj) {
489 0 : return false;
490 : }
491 0 : ac.emplace(cx, obj);
492 0 : if (!JS_WrapObject(cx, &desiredProto)) {
493 0 : return false;
494 : }
495 : }
496 0 : binding_detail::FastErrorResult rv;
497 0 : auto result(StrongOrRawPtr<mozilla::dom::CloseEvent>(mozilla::dom::CloseEvent::Constructor(global, NonNullHelper(Constify(arg0)), Constify(arg1), rv)));
498 0 : if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
499 0 : return false;
500 : }
501 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
502 : static_assert(!IsPointer<decltype(result)>::value,
503 : "NewObject implies that we need to keep the object alive with a strong reference.");
504 0 : if (!GetOrCreateDOMReflector(cx, result, args.rval(), desiredProto)) {
505 0 : MOZ_ASSERT(true || JS_IsExceptionPending(cx));
506 0 : return false;
507 : }
508 0 : return true;
509 : }
510 :
511 : static const js::ClassOps sInterfaceObjectClassOps = {
512 : nullptr, /* addProperty */
513 : nullptr, /* delProperty */
514 : nullptr, /* getProperty */
515 : nullptr, /* setProperty */
516 : nullptr, /* enumerate */
517 : nullptr, /* newEnumerate */
518 : nullptr, /* resolve */
519 : nullptr, /* mayResolve */
520 : nullptr, /* finalize */
521 : _constructor, /* call */
522 : nullptr, /* hasInstance */
523 : _constructor, /* construct */
524 : nullptr, /* trace */
525 : };
526 :
527 : static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
528 : {
529 : "Function",
530 : JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
531 : &sInterfaceObjectClassOps,
532 : JS_NULL_CLASS_SPEC,
533 : JS_NULL_CLASS_EXT,
534 : &sInterfaceObjectClassObjectOps
535 : },
536 : eInterface,
537 : true,
538 : prototypes::id::CloseEvent,
539 : PrototypeTraits<prototypes::id::CloseEvent>::Depth,
540 : sNativePropertyHooks,
541 : "function CloseEvent() {\n [native code]\n}",
542 : EventBinding::GetConstructorObject
543 : };
544 :
545 : static const DOMIfaceAndProtoJSClass sPrototypeClass = {
546 : {
547 : "CloseEventPrototype",
548 : JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE + 1 /* slot for the JSObject holding the unforgeable properties */),
549 : JS_NULL_CLASS_OPS,
550 : JS_NULL_CLASS_SPEC,
551 : JS_NULL_CLASS_EXT,
552 : JS_NULL_OBJECT_OPS
553 : },
554 : eInterfacePrototype,
555 : false,
556 : prototypes::id::CloseEvent,
557 : PrototypeTraits<prototypes::id::CloseEvent>::Depth,
558 : sNativePropertyHooks,
559 : "[object CloseEventPrototype]",
560 : EventBinding::GetProtoObject
561 : };
562 :
563 : JSObject*
564 0 : DefineDOMInterface(JSContext* aCx, JS::Handle<JSObject*> aGlobal, JS::Handle<jsid> id, bool aDefineOnGlobal)
565 : {
566 0 : return GetConstructorObjectHandle(aCx, aDefineOnGlobal);
567 : }
568 :
569 : static const js::ClassOps sClassOps = {
570 : _addProperty, /* addProperty */
571 : nullptr, /* delProperty */
572 : nullptr, /* getProperty */
573 : nullptr, /* setProperty */
574 : nullptr, /* enumerate */
575 : nullptr, /* newEnumerate */
576 : nullptr, /* resolve */
577 : nullptr, /* mayResolve */
578 : _finalize, /* finalize */
579 : nullptr, /* call */
580 : nullptr, /* hasInstance */
581 : nullptr, /* construct */
582 : nullptr, /* trace */
583 : };
584 :
585 : static const js::ClassExtension sClassExtension = {
586 : nullptr, /* weakmapKeyDelegateOp */
587 : _objectMoved /* objectMovedOp */
588 : };
589 :
590 : static const DOMJSClass sClass = {
591 : { "CloseEvent",
592 : JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1) | JSCLASS_SKIP_NURSERY_FINALIZE,
593 : &sClassOps,
594 : JS_NULL_CLASS_SPEC,
595 : &sClassExtension,
596 : JS_NULL_OBJECT_OPS
597 : },
598 : { prototypes::id::Event, prototypes::id::CloseEvent, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count },
599 : IsBaseOf<nsISupports, mozilla::dom::CloseEvent >::value,
600 : sNativePropertyHooks,
601 : FindAssociatedGlobalForNative<mozilla::dom::CloseEvent>::Get,
602 : GetProtoObjectHandle,
603 : GetCCParticipant<mozilla::dom::CloseEvent>::Get()
604 : };
605 : static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
606 : "Must have the right minimal number of reserved slots.");
607 : static_assert(1 >= 1,
608 : "Must have enough reserved slots.");
609 :
610 : const JSClass*
611 0 : GetJSClass()
612 : {
613 0 : return sClass.ToJSClass();
614 : }
615 :
616 : bool
617 0 : Wrap(JSContext* aCx, mozilla::dom::CloseEvent* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
618 : {
619 : MOZ_ASSERT(static_cast<mozilla::dom::CloseEvent*>(aObject) ==
620 : reinterpret_cast<mozilla::dom::CloseEvent*>(aObject),
621 : "Multiple inheritance for mozilla::dom::CloseEvent is broken.");
622 : MOZ_ASSERT(static_cast<mozilla::dom::Event*>(aObject) ==
623 : reinterpret_cast<mozilla::dom::Event*>(aObject),
624 : "Multiple inheritance for mozilla::dom::Event is broken.");
625 0 : MOZ_ASSERT(ToSupportsIsCorrect(aObject));
626 0 : MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
627 0 : MOZ_ASSERT(!aCache->GetWrapper(),
628 : "You should probably not be using Wrap() directly; use "
629 : "GetOrCreateDOMReflector instead");
630 :
631 0 : MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
632 : "nsISupports must be on our primary inheritance chain");
633 :
634 0 : JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
635 0 : if (!global) {
636 0 : return false;
637 : }
638 0 : MOZ_ASSERT(JS_IsGlobalObject(global));
639 0 : MOZ_ASSERT(JS::ObjectIsNotGray(global));
640 :
641 : // That might have ended up wrapping us already, due to the wonders
642 : // of XBL. Check for that, and bail out as needed.
643 0 : aReflector.set(aCache->GetWrapper());
644 0 : if (aReflector) {
645 : #ifdef DEBUG
646 0 : binding_detail::AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
647 : #endif // DEBUG
648 0 : return true;
649 : }
650 :
651 0 : JSAutoCompartment ac(aCx, global);
652 0 : JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
653 0 : if (!canonicalProto) {
654 0 : return false;
655 : }
656 0 : JS::Rooted<JSObject*> proto(aCx);
657 0 : if (aGivenProto) {
658 0 : proto = aGivenProto;
659 : // Unfortunately, while aGivenProto was in the compartment of aCx
660 : // coming in, we changed compartments to that of "parent" so may need
661 : // to wrap the proto here.
662 0 : if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
663 0 : if (!JS_WrapObject(aCx, &proto)) {
664 0 : return false;
665 : }
666 : }
667 : } else {
668 0 : proto = canonicalProto;
669 : }
670 :
671 0 : BindingJSObjectCreator<mozilla::dom::CloseEvent> creator(aCx);
672 0 : creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
673 0 : if (!aReflector) {
674 0 : return false;
675 : }
676 :
677 0 : aCache->SetWrapper(aReflector);
678 :
679 : // Important: do unforgeable property setup after we have handed
680 : // over ownership of the C++ object to obj as needed, so that if
681 : // we fail and it ends up GCed it won't have problems in the
682 : // finalizer trying to drop its ownership of the C++ object.
683 : JS::Rooted<JSObject*> unforgeableHolder(aCx,
684 0 : &js::GetReservedSlot(canonicalProto, DOM_INTERFACE_PROTO_SLOTS_BASE).toObject());
685 0 : if (!JS_InitializePropertiesFromCompatibleNativeObject(aCx, aReflector, unforgeableHolder)) {
686 0 : aCache->ReleaseWrapper(aObject);
687 0 : aCache->ClearWrapper();
688 0 : return false;
689 : }
690 0 : creator.InitializationSucceeded();
691 :
692 0 : MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
693 : aCache->GetWrapperPreserveColor() == aReflector);
694 : // If proto != canonicalProto, we have to preserve our wrapper;
695 : // otherwise we won't be able to properly recreate it later, since
696 : // we won't know what proto to use. Note that we don't check
697 : // aGivenProto here, since it's entirely possible (and even
698 : // somewhat common) to have a non-null aGivenProto which is the
699 : // same as canonicalProto.
700 0 : if (proto != canonicalProto) {
701 0 : PreserveWrapper(aObject);
702 : }
703 :
704 0 : return true;
705 : }
706 :
707 : const NativePropertyHooks sNativePropertyHooks[] = { {
708 : nullptr,
709 : nullptr,
710 : nullptr,
711 : { sNativeProperties.Upcast(), nullptr },
712 : prototypes::id::CloseEvent,
713 : constructors::id::CloseEvent,
714 : EventBinding::sNativePropertyHooks,
715 : &DefaultXrayExpandoObjectClass
716 : } };
717 :
718 : void
719 1 : CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
720 : {
721 1 : JS::Handle<JSObject*> parentProto(EventBinding::GetProtoObjectHandle(aCx));
722 1 : if (!parentProto) {
723 0 : return;
724 : }
725 :
726 1 : JS::Handle<JSObject*> constructorProto(EventBinding::GetConstructorObjectHandle(aCx));
727 1 : if (!constructorProto) {
728 0 : return;
729 : }
730 :
731 : static bool sIdsInited = false;
732 1 : if (!sIdsInited && NS_IsMainThread()) {
733 0 : if (!InitIds(aCx, sNativeProperties.Upcast())) {
734 0 : return;
735 : }
736 0 : sIdsInited = true;
737 : }
738 :
739 1 : JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::CloseEvent);
740 1 : JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::CloseEvent);
741 1 : dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
742 : &sPrototypeClass.mBase, protoCache,
743 : constructorProto, &sInterfaceObjectClass.mBase, 1, nullptr,
744 : interfaceCache,
745 : sNativeProperties.Upcast(),
746 : nullptr,
747 : "CloseEvent", aDefineOnGlobal,
748 : nullptr,
749 1 : false);
750 :
751 2 : JS::Rooted<JSObject*> unforgeableHolder(aCx);
752 : {
753 2 : JS::Rooted<JSObject*> holderProto(aCx, *protoCache);
754 1 : unforgeableHolder = JS_NewObjectWithoutMetadata(aCx, sClass.ToJSClass(), holderProto);
755 1 : if (!unforgeableHolder) {
756 0 : *protoCache = nullptr;
757 0 : if (interfaceCache) {
758 0 : *interfaceCache = nullptr;
759 : }
760 0 : return;
761 : }
762 : }
763 :
764 1 : if (!DefineUnforgeableAttributes(aCx, unforgeableHolder, sUnforgeableAttributes)) {
765 0 : *protoCache = nullptr;
766 0 : if (interfaceCache) {
767 0 : *interfaceCache = nullptr;
768 : }
769 0 : return;
770 : }
771 :
772 1 : if (*protoCache) {
773 1 : js::SetReservedSlot(*protoCache, DOM_INTERFACE_PROTO_SLOTS_BASE,
774 2 : JS::ObjectValue(*unforgeableHolder));
775 : }
776 : }
777 :
778 : JS::Handle<JSObject*>
779 0 : GetProtoObjectHandle(JSContext* aCx)
780 : {
781 : /* Get the interface prototype object for this class. This will create the
782 : object as needed. */
783 0 : bool aDefineOnGlobal = true;
784 :
785 : /* Make sure our global is sane. Hopefully we can remove this sometime */
786 0 : JSObject* global = JS::CurrentGlobalOrNull(aCx);
787 0 : if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
788 0 : return nullptr;
789 : }
790 :
791 : /* Check to see whether the interface objects are already installed */
792 0 : ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
793 0 : if (!protoAndIfaceCache.HasEntryInSlot(prototypes::id::CloseEvent)) {
794 0 : JS::Rooted<JSObject*> rootedGlobal(aCx, global);
795 0 : CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
796 : }
797 :
798 : /*
799 : * The object might _still_ be null, but that's OK.
800 : *
801 : * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
802 : * traced by TraceProtoAndIfaceCache() and its contents are never
803 : * changed after they have been set.
804 : *
805 : * Calling address() avoids the read read barrier that does gray
806 : * unmarking, but it's not possible for the object to be gray here.
807 : */
808 :
809 0 : const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(prototypes::id::CloseEvent);
810 0 : MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
811 0 : return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
812 : }
813 :
814 : JS::Handle<JSObject*>
815 1 : GetConstructorObjectHandle(JSContext* aCx, bool aDefineOnGlobal)
816 : {
817 : /* Get the interface object for this class. This will create the object as
818 : needed. */
819 :
820 : /* Make sure our global is sane. Hopefully we can remove this sometime */
821 1 : JSObject* global = JS::CurrentGlobalOrNull(aCx);
822 1 : if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
823 0 : return nullptr;
824 : }
825 :
826 : /* Check to see whether the interface objects are already installed */
827 1 : ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
828 1 : if (!protoAndIfaceCache.HasEntryInSlot(constructors::id::CloseEvent)) {
829 2 : JS::Rooted<JSObject*> rootedGlobal(aCx, global);
830 1 : CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
831 : }
832 :
833 : /*
834 : * The object might _still_ be null, but that's OK.
835 : *
836 : * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
837 : * traced by TraceProtoAndIfaceCache() and its contents are never
838 : * changed after they have been set.
839 : *
840 : * Calling address() avoids the read read barrier that does gray
841 : * unmarking, but it's not possible for the object to be gray here.
842 : */
843 :
844 1 : const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(constructors::id::CloseEvent);
845 1 : MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
846 1 : return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
847 : }
848 :
849 : JSObject*
850 1 : GetConstructorObject(JSContext* aCx)
851 : {
852 1 : return GetConstructorObjectHandle(aCx);
853 : }
854 :
855 : } // namespace CloseEventBinding
856 :
857 :
858 :
859 : } // namespace dom
860 : } // namespace mozilla
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