Line data Source code
1 : /* THIS FILE IS AUTOGENERATED FROM SpeechSynthesisEvent.webidl BY Codegen.py - DO NOT EDIT */
2 :
3 : #include "AtomList.h"
4 : #include "EventBinding.h"
5 : #include "SpeechSynthesisEventBinding.h"
6 : #include "WrapperFactory.h"
7 : #include "mozilla/FloatingPoint.h"
8 : #include "mozilla/OwningNonNull.h"
9 : #include "mozilla/Preferences.h"
10 : #include "mozilla/dom/BindingUtils.h"
11 : #include "mozilla/dom/DOMJSClass.h"
12 : #include "mozilla/dom/NonRefcountedDOMObject.h"
13 : #include "mozilla/dom/Nullable.h"
14 : #include "mozilla/dom/PrimitiveConversions.h"
15 : #include "mozilla/dom/ScriptSettings.h"
16 : #include "mozilla/dom/SpeechSynthesisEvent.h"
17 : #include "mozilla/dom/SpeechSynthesisUtterance.h"
18 : #include "mozilla/dom/XrayExpandoClass.h"
19 :
20 : namespace mozilla {
21 : namespace dom {
22 :
23 :
24 0 : SpeechSynthesisEventInit::SpeechSynthesisEventInit()
25 0 : : EventInit(FastDictionaryInitializer())
26 : {
27 : // Safe to pass a null context if we pass a null value
28 0 : Init(nullptr, JS::NullHandleValue);
29 0 : }
30 :
31 :
32 :
33 : bool
34 0 : SpeechSynthesisEventInit::InitIds(JSContext* cx, SpeechSynthesisEventInitAtoms* atomsCache)
35 : {
36 0 : MOZ_ASSERT(!*reinterpret_cast<jsid**>(atomsCache));
37 :
38 : // Initialize these in reverse order so that any failure leaves the first one
39 : // uninitialized.
40 0 : if (!atomsCache->utterance_id.init(cx, "utterance") ||
41 0 : !atomsCache->name_id.init(cx, "name") ||
42 0 : !atomsCache->elapsedTime_id.init(cx, "elapsedTime") ||
43 0 : !atomsCache->charLength_id.init(cx, "charLength") ||
44 0 : !atomsCache->charIndex_id.init(cx, "charIndex")) {
45 0 : return false;
46 : }
47 0 : return true;
48 : }
49 :
50 : bool
51 0 : SpeechSynthesisEventInit::Init(JSContext* cx, JS::Handle<JS::Value> val, const char* sourceDescription, bool passedToJSImpl)
52 : {
53 : // Passing a null JSContext is OK only if we're initing from null,
54 : // Since in that case we will not have to do any property gets
55 : // Also evaluate isNullOrUndefined in order to avoid false-positive
56 : // checkers by static analysis tools
57 0 : MOZ_ASSERT_IF(!cx, val.isNull() && val.isNullOrUndefined());
58 0 : SpeechSynthesisEventInitAtoms* atomsCache = nullptr;
59 0 : if (cx) {
60 0 : atomsCache = GetAtomCache<SpeechSynthesisEventInitAtoms>(cx);
61 0 : if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
62 0 : return false;
63 : }
64 : }
65 :
66 : // Per spec, we init the parent's members first
67 0 : if (!EventInit::Init(cx, val)) {
68 0 : return false;
69 : }
70 :
71 0 : bool isNull = val.isNullOrUndefined();
72 : // We only need these if !isNull, in which case we have |cx|.
73 0 : Maybe<JS::Rooted<JSObject *> > object;
74 0 : Maybe<JS::Rooted<JS::Value> > temp;
75 0 : if (!isNull) {
76 0 : MOZ_ASSERT(cx);
77 0 : object.emplace(cx, &val.toObject());
78 0 : temp.emplace(cx);
79 : }
80 0 : if (!isNull) {
81 0 : if (!JS_GetPropertyById(cx, *object, atomsCache->charIndex_id, temp.ptr())) {
82 0 : return false;
83 : }
84 : }
85 0 : if (!isNull && !temp->isUndefined()) {
86 0 : if (!ValueToPrimitive<uint32_t, eDefault>(cx, temp.ref(), &mCharIndex)) {
87 0 : return false;
88 : }
89 : } else {
90 0 : mCharIndex = 0U;
91 : }
92 0 : mIsAnyMemberPresent = true;
93 :
94 0 : if (!isNull) {
95 0 : if (!JS_GetPropertyById(cx, *object, atomsCache->charLength_id, temp.ptr())) {
96 0 : return false;
97 : }
98 : }
99 0 : if (!(!isNull && !temp->isUndefined()) || temp.ref().isNullOrUndefined()) {
100 0 : mCharLength.SetNull();
101 0 : } else if (!ValueToPrimitive<uint32_t, eDefault>(cx, temp.ref(), &mCharLength.SetValue())) {
102 0 : return false;
103 : }
104 0 : mIsAnyMemberPresent = true;
105 :
106 0 : if (!isNull) {
107 0 : if (!JS_GetPropertyById(cx, *object, atomsCache->elapsedTime_id, temp.ptr())) {
108 0 : return false;
109 : }
110 : }
111 0 : if (!isNull && !temp->isUndefined()) {
112 0 : if (!ValueToPrimitive<float, eDefault>(cx, temp.ref(), &mElapsedTime)) {
113 0 : return false;
114 0 : } else if (!mozilla::IsFinite(mElapsedTime)) {
115 0 : ThrowErrorMessage(cx, MSG_NOT_FINITE, "'elapsedTime' member of SpeechSynthesisEventInit");
116 0 : return false;
117 : }
118 : } else {
119 0 : mElapsedTime = 0.0F;
120 : }
121 0 : mIsAnyMemberPresent = true;
122 :
123 0 : if (!isNull) {
124 0 : if (!JS_GetPropertyById(cx, *object, atomsCache->name_id, temp.ptr())) {
125 0 : return false;
126 : }
127 : }
128 0 : if (!isNull && !temp->isUndefined()) {
129 0 : if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mName)) {
130 0 : return false;
131 : }
132 : } else {
133 : static const char16_t data[] = { 0 };
134 0 : mName.Rebind(data, ArrayLength(data) - 1);
135 : }
136 0 : mIsAnyMemberPresent = true;
137 :
138 0 : if (!isNull) {
139 0 : if (!JS_GetPropertyById(cx, *object, atomsCache->utterance_id, temp.ptr())) {
140 0 : return false;
141 : }
142 : }
143 0 : if (!isNull && !temp->isUndefined()) {
144 0 : if (temp.ref().isObject()) {
145 : static_assert(IsRefcounted<mozilla::dom::SpeechSynthesisUtterance>::value, "We can only store refcounted classes.");{
146 0 : nsresult rv = UnwrapObject<prototypes::id::SpeechSynthesisUtterance, mozilla::dom::SpeechSynthesisUtterance>(temp.ptr(), mUtterance);
147 0 : if (NS_FAILED(rv)) {
148 0 : ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "'utterance' member of SpeechSynthesisEventInit", "SpeechSynthesisUtterance");
149 0 : return false;
150 : }
151 : }
152 : } else {
153 0 : ThrowErrorMessage(cx, MSG_NOT_OBJECT, "'utterance' member of SpeechSynthesisEventInit");
154 0 : return false;
155 : }
156 0 : mIsAnyMemberPresent = true;
157 0 : } else if (cx) {
158 : // Don't error out if we have no cx. In that
159 : // situation the caller is default-constructing us and we'll
160 : // just assume they know what they're doing.
161 0 : return ThrowErrorMessage(cx, MSG_MISSING_REQUIRED_DICTIONARY_MEMBER,
162 0 : "'utterance' member of SpeechSynthesisEventInit");
163 : }
164 0 : return true;
165 : }
166 :
167 : bool
168 0 : SpeechSynthesisEventInit::ToObjectInternal(JSContext* cx, JS::MutableHandle<JS::Value> rval) const
169 : {
170 0 : SpeechSynthesisEventInitAtoms* atomsCache = GetAtomCache<SpeechSynthesisEventInitAtoms>(cx);
171 0 : if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
172 0 : return false;
173 : }
174 :
175 : // Per spec, we define the parent's members first
176 0 : if (!EventInit::ToObjectInternal(cx, rval)) {
177 0 : return false;
178 : }
179 0 : JS::Rooted<JSObject*> obj(cx, &rval.toObject());
180 :
181 : do {
182 : // block for our 'break' successCode and scope for 'temp' and 'currentValue'
183 0 : JS::Rooted<JS::Value> temp(cx);
184 0 : uint32_t const & currentValue = mCharIndex;
185 0 : temp.setNumber(currentValue);
186 0 : if (!JS_DefinePropertyById(cx, obj, atomsCache->charIndex_id, temp, JSPROP_ENUMERATE)) {
187 0 : return false;
188 : }
189 0 : break;
190 : } while(0);
191 :
192 : do {
193 : // block for our 'break' successCode and scope for 'temp' and 'currentValue'
194 0 : JS::Rooted<JS::Value> temp(cx);
195 0 : Nullable<uint32_t> const & currentValue = mCharLength;
196 0 : if (currentValue.IsNull()) {
197 0 : temp.setNull();
198 0 : if (!JS_DefinePropertyById(cx, obj, atomsCache->charLength_id, temp, JSPROP_ENUMERATE)) {
199 0 : return false;
200 : }
201 0 : break;
202 : }
203 0 : temp.setNumber(currentValue.Value());
204 0 : if (!JS_DefinePropertyById(cx, obj, atomsCache->charLength_id, temp, JSPROP_ENUMERATE)) {
205 0 : return false;
206 : }
207 0 : break;
208 : } while(0);
209 :
210 : do {
211 : // block for our 'break' successCode and scope for 'temp' and 'currentValue'
212 0 : JS::Rooted<JS::Value> temp(cx);
213 0 : float const & currentValue = mElapsedTime;
214 0 : temp.set(JS_NumberValue(double(currentValue)));
215 0 : if (!JS_DefinePropertyById(cx, obj, atomsCache->elapsedTime_id, temp, JSPROP_ENUMERATE)) {
216 0 : return false;
217 : }
218 0 : break;
219 : } while(0);
220 :
221 : do {
222 : // block for our 'break' successCode and scope for 'temp' and 'currentValue'
223 0 : JS::Rooted<JS::Value> temp(cx);
224 0 : nsString const & currentValue = mName;
225 0 : if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
226 0 : return false;
227 : }
228 0 : if (!JS_DefinePropertyById(cx, obj, atomsCache->name_id, temp, JSPROP_ENUMERATE)) {
229 0 : return false;
230 : }
231 0 : break;
232 : } while(0);
233 :
234 : do {
235 : // block for our 'break' successCode and scope for 'temp' and 'currentValue'
236 0 : JS::Rooted<JS::Value> temp(cx);
237 0 : OwningNonNull<mozilla::dom::SpeechSynthesisUtterance> const & currentValue = mUtterance;
238 0 : if (!GetOrCreateDOMReflector(cx, currentValue, &temp)) {
239 0 : MOZ_ASSERT(true || JS_IsExceptionPending(cx));
240 0 : return false;
241 : }
242 0 : if (!JS_DefinePropertyById(cx, obj, atomsCache->utterance_id, temp, JSPROP_ENUMERATE)) {
243 0 : return false;
244 : }
245 0 : break;
246 : } while(0);
247 :
248 0 : return true;
249 : }
250 :
251 : void
252 0 : SpeechSynthesisEventInit::TraceDictionary(JSTracer* trc)
253 : {
254 0 : EventInit::TraceDictionary(trc);
255 0 : }
256 :
257 : SpeechSynthesisEventInit&
258 0 : SpeechSynthesisEventInit::operator=(const SpeechSynthesisEventInit& aOther)
259 : {
260 0 : EventInit::operator=(aOther);
261 0 : mCharIndex = aOther.mCharIndex;
262 0 : mCharLength = aOther.mCharLength;
263 0 : mElapsedTime = aOther.mElapsedTime;
264 0 : mName = aOther.mName;
265 0 : mUtterance = aOther.mUtterance;
266 0 : return *this;
267 : }
268 :
269 : namespace binding_detail {
270 : } // namespace binding_detail
271 :
272 :
273 : namespace SpeechSynthesisEventBinding {
274 :
275 : static_assert(IsRefcounted<NativeType>::value == IsRefcounted<EventBinding::NativeType>::value,
276 : "Can't inherit from an interface with a different ownership model.");
277 :
278 : static bool
279 0 : get_utterance(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::SpeechSynthesisEvent* self, JSJitGetterCallArgs args)
280 : {
281 0 : auto result(StrongOrRawPtr<mozilla::dom::SpeechSynthesisUtterance>(self->Utterance()));
282 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
283 0 : if (!GetOrCreateDOMReflector(cx, result, args.rval())) {
284 0 : MOZ_ASSERT(true || JS_IsExceptionPending(cx));
285 0 : return false;
286 : }
287 0 : return true;
288 : }
289 :
290 : static const JSJitInfo utterance_getterinfo = {
291 : { (JSJitGetterOp)get_utterance },
292 : { prototypes::id::SpeechSynthesisEvent },
293 : { PrototypeTraits<prototypes::id::SpeechSynthesisEvent>::Depth },
294 : JSJitInfo::Getter,
295 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
296 : JSVAL_TYPE_OBJECT, /* returnType. Not relevant for setters. */
297 : false, /* isInfallible. False in setters. */
298 : false, /* isMovable. Not relevant for setters. */
299 : false, /* isEliminatable. Not relevant for setters. */
300 : false, /* isAlwaysInSlot. Only relevant for getters. */
301 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
302 : false, /* isTypedMethod. Only relevant for methods. */
303 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
304 : };
305 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
306 : static_assert(0 < 1, "There is no slot for us");
307 :
308 : static bool
309 0 : get_charIndex(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::SpeechSynthesisEvent* self, JSJitGetterCallArgs args)
310 : {
311 0 : uint32_t result(self->CharIndex());
312 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
313 0 : args.rval().setNumber(result);
314 0 : return true;
315 : }
316 :
317 : static const JSJitInfo charIndex_getterinfo = {
318 : { (JSJitGetterOp)get_charIndex },
319 : { prototypes::id::SpeechSynthesisEvent },
320 : { PrototypeTraits<prototypes::id::SpeechSynthesisEvent>::Depth },
321 : JSJitInfo::Getter,
322 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
323 : JSVAL_TYPE_DOUBLE, /* returnType. Not relevant for setters. */
324 : true, /* isInfallible. False in setters. */
325 : false, /* isMovable. Not relevant for setters. */
326 : false, /* isEliminatable. Not relevant for setters. */
327 : false, /* isAlwaysInSlot. Only relevant for getters. */
328 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
329 : false, /* isTypedMethod. Only relevant for methods. */
330 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
331 : };
332 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
333 : static_assert(0 < 1, "There is no slot for us");
334 :
335 : static bool
336 0 : get_charLength(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::SpeechSynthesisEvent* self, JSJitGetterCallArgs args)
337 : {
338 0 : Nullable<uint32_t> result(self->GetCharLength());
339 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
340 0 : if (result.IsNull()) {
341 0 : args.rval().setNull();
342 0 : return true;
343 : }
344 0 : args.rval().setNumber(result.Value());
345 0 : return true;
346 : }
347 :
348 : static const JSJitInfo charLength_getterinfo = {
349 : { (JSJitGetterOp)get_charLength },
350 : { prototypes::id::SpeechSynthesisEvent },
351 : { PrototypeTraits<prototypes::id::SpeechSynthesisEvent>::Depth },
352 : JSJitInfo::Getter,
353 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
354 : JSVAL_TYPE_UNKNOWN, /* returnType. Not relevant for setters. */
355 : true, /* isInfallible. False in setters. */
356 : false, /* isMovable. Not relevant for setters. */
357 : false, /* isEliminatable. Not relevant for setters. */
358 : false, /* isAlwaysInSlot. Only relevant for getters. */
359 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
360 : false, /* isTypedMethod. Only relevant for methods. */
361 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
362 : };
363 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
364 : static_assert(0 < 1, "There is no slot for us");
365 :
366 : static bool
367 0 : get_elapsedTime(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::SpeechSynthesisEvent* self, JSJitGetterCallArgs args)
368 : {
369 0 : float result(self->ElapsedTime());
370 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
371 0 : args.rval().set(JS_NumberValue(double(result)));
372 0 : return true;
373 : }
374 :
375 : static const JSJitInfo elapsedTime_getterinfo = {
376 : { (JSJitGetterOp)get_elapsedTime },
377 : { prototypes::id::SpeechSynthesisEvent },
378 : { PrototypeTraits<prototypes::id::SpeechSynthesisEvent>::Depth },
379 : JSJitInfo::Getter,
380 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
381 : JSVAL_TYPE_DOUBLE, /* returnType. Not relevant for setters. */
382 : true, /* isInfallible. False in setters. */
383 : false, /* isMovable. Not relevant for setters. */
384 : false, /* isEliminatable. Not relevant for setters. */
385 : false, /* isAlwaysInSlot. Only relevant for getters. */
386 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
387 : false, /* isTypedMethod. Only relevant for methods. */
388 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
389 : };
390 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
391 : static_assert(0 < 1, "There is no slot for us");
392 :
393 : static bool
394 0 : get_name(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::SpeechSynthesisEvent* self, JSJitGetterCallArgs args)
395 : {
396 0 : DOMString result;
397 0 : self->GetName(result);
398 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
399 0 : if (!xpc::StringToJsval(cx, result, args.rval())) {
400 0 : return false;
401 : }
402 0 : return true;
403 : }
404 :
405 : static const JSJitInfo name_getterinfo = {
406 : { (JSJitGetterOp)get_name },
407 : { prototypes::id::SpeechSynthesisEvent },
408 : { PrototypeTraits<prototypes::id::SpeechSynthesisEvent>::Depth },
409 : JSJitInfo::Getter,
410 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
411 : JSVAL_TYPE_UNKNOWN, /* returnType. Not relevant for setters. */
412 : false, /* isInfallible. False in setters. */
413 : false, /* isMovable. Not relevant for setters. */
414 : false, /* isEliminatable. Not relevant for setters. */
415 : false, /* isAlwaysInSlot. Only relevant for getters. */
416 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
417 : false, /* isTypedMethod. Only relevant for methods. */
418 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
419 : };
420 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
421 : static_assert(0 < 1, "There is no slot for us");
422 :
423 : static bool
424 0 : get_isTrusted(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::SpeechSynthesisEvent* self, JSJitGetterCallArgs args)
425 : {
426 0 : bool result(self->IsTrusted());
427 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
428 0 : args.rval().setBoolean(result);
429 0 : return true;
430 : }
431 :
432 : static const JSJitInfo isTrusted_getterinfo = {
433 : { (JSJitGetterOp)get_isTrusted },
434 : { prototypes::id::SpeechSynthesisEvent },
435 : { PrototypeTraits<prototypes::id::SpeechSynthesisEvent>::Depth },
436 : JSJitInfo::Getter,
437 : JSJitInfo::AliasDOMSets, /* aliasSet. Not relevant for setters. */
438 : JSVAL_TYPE_BOOLEAN, /* returnType. Not relevant for setters. */
439 : true, /* isInfallible. False in setters. */
440 : true, /* isMovable. Not relevant for setters. */
441 : true, /* isEliminatable. Not relevant for setters. */
442 : false, /* isAlwaysInSlot. Only relevant for getters. */
443 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
444 : false, /* isTypedMethod. Only relevant for methods. */
445 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
446 : };
447 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
448 : static_assert(0 < 1, "There is no slot for us");
449 :
450 : static bool
451 0 : _addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
452 : {
453 0 : mozilla::dom::SpeechSynthesisEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::SpeechSynthesisEvent>(obj);
454 : // We don't want to preserve if we don't have a wrapper, and we
455 : // obviously can't preserve if we're not initialized.
456 0 : if (self && self->GetWrapperPreserveColor()) {
457 0 : PreserveWrapper(self);
458 : }
459 0 : return true;
460 : }
461 :
462 : static void
463 0 : _finalize(js::FreeOp* fop, JSObject* obj)
464 : {
465 0 : mozilla::dom::SpeechSynthesisEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::SpeechSynthesisEvent>(obj);
466 0 : if (self) {
467 0 : ClearWrapper(self, self, obj);
468 0 : AddForDeferredFinalization<mozilla::dom::SpeechSynthesisEvent>(self);
469 : }
470 0 : }
471 :
472 : static void
473 0 : _objectMoved(JSObject* obj, const JSObject* old)
474 : {
475 0 : mozilla::dom::SpeechSynthesisEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::SpeechSynthesisEvent>(obj);
476 0 : if (self) {
477 0 : UpdateWrapper(self, self, obj, old);
478 : }
479 0 : }
480 :
481 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
482 : #if defined(__clang__)
483 : #pragma clang diagnostic push
484 : #pragma clang diagnostic ignored "-Wmissing-braces"
485 : #endif
486 : static const JSPropertySpec sAttributes_specs[] = {
487 : { "utterance", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &utterance_getterinfo, nullptr, nullptr },
488 : { "charIndex", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &charIndex_getterinfo, nullptr, nullptr },
489 : { "charLength", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &charLength_getterinfo, nullptr, nullptr },
490 : { "elapsedTime", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &elapsedTime_getterinfo, nullptr, nullptr },
491 : { "name", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &name_getterinfo, nullptr, nullptr },
492 : { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
493 : };
494 : #if defined(__clang__)
495 : #pragma clang diagnostic pop
496 : #endif
497 :
498 :
499 : // Can't be const because the pref-enabled boolean needs to be writable
500 : static Prefable<const JSPropertySpec> sAttributes[] = {
501 : { nullptr, &sAttributes_specs[0] },
502 : { nullptr, nullptr }
503 : };
504 :
505 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
506 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
507 : static_assert(5 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
508 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
509 :
510 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
511 : #if defined(__clang__)
512 : #pragma clang diagnostic push
513 : #pragma clang diagnostic ignored "-Wmissing-braces"
514 : #endif
515 : static const JSPropertySpec sUnforgeableAttributes_specs[] = {
516 : { "isTrusted", JSPROP_SHARED | JSPROP_ENUMERATE | JSPROP_PERMANENT, GenericBindingGetter, &isTrusted_getterinfo, nullptr, nullptr },
517 : { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
518 : };
519 : #if defined(__clang__)
520 : #pragma clang diagnostic pop
521 : #endif
522 :
523 :
524 : // Can't be const because the pref-enabled boolean needs to be writable
525 : static Prefable<const JSPropertySpec> sUnforgeableAttributes[] = {
526 : { nullptr, &sUnforgeableAttributes_specs[0] },
527 : { nullptr, nullptr }
528 : };
529 :
530 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
531 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
532 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
533 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
534 :
535 :
536 : static uint16_t sNativeProperties_sortedPropertyIndices[6];
537 : static PropertyInfo sNativeProperties_propertyInfos[6];
538 :
539 : static const NativePropertiesN<2> sNativeProperties = {
540 : false, 0,
541 : false, 0,
542 : false, 0,
543 : true, 0 /* sAttributes */,
544 : false, 0,
545 : true, 1 /* sUnforgeableAttributes */,
546 : false, 0,
547 : -1,
548 : 6,
549 : sNativeProperties_sortedPropertyIndices,
550 : {
551 : { sAttributes, &sNativeProperties_propertyInfos[0] },
552 : { sUnforgeableAttributes, &sNativeProperties_propertyInfos[5] }
553 : }
554 : };
555 : static_assert(6 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
556 : "We have a property info count that is oversized");
557 :
558 : static bool
559 0 : _constructor(JSContext* cx, unsigned argc, JS::Value* vp)
560 : {
561 0 : JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
562 0 : JS::Rooted<JSObject*> obj(cx, &args.callee());
563 0 : if (!args.isConstructing()) {
564 : // XXXbz wish I could get the name from the callee instead of
565 : // Adding more relocations
566 0 : return ThrowConstructorWithoutNew(cx, "SpeechSynthesisEvent");
567 : }
568 :
569 0 : GlobalObject global(cx, obj);
570 0 : if (global.Failed()) {
571 0 : return false;
572 : }
573 :
574 0 : JS::Rooted<JSObject*> desiredProto(cx);
575 0 : if (!GetDesiredProto(cx, args, &desiredProto)) {
576 0 : return false;
577 : }
578 :
579 0 : if (MOZ_UNLIKELY(args.length() < 2)) {
580 0 : return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "SpeechSynthesisEvent");
581 : }
582 0 : bool objIsXray = xpc::WrapperFactory::IsXrayWrapper(obj);
583 0 : binding_detail::FakeString arg0;
584 0 : if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
585 0 : return false;
586 : }
587 0 : binding_detail::FastSpeechSynthesisEventInit arg1;
588 0 : if (!arg1.Init(cx, args[1], "Argument 2 of SpeechSynthesisEvent.constructor", false)) {
589 0 : return false;
590 : }
591 0 : Maybe<JSAutoCompartment> ac;
592 0 : if (objIsXray) {
593 0 : obj = js::CheckedUnwrap(obj);
594 0 : if (!obj) {
595 0 : return false;
596 : }
597 0 : ac.emplace(cx, obj);
598 0 : if (!JS_WrapObject(cx, &desiredProto)) {
599 0 : return false;
600 : }
601 : }
602 0 : binding_detail::FastErrorResult rv;
603 0 : auto result(StrongOrRawPtr<mozilla::dom::SpeechSynthesisEvent>(mozilla::dom::SpeechSynthesisEvent::Constructor(global, NonNullHelper(Constify(arg0)), Constify(arg1), rv)));
604 0 : if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
605 0 : return false;
606 : }
607 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
608 : static_assert(!IsPointer<decltype(result)>::value,
609 : "NewObject implies that we need to keep the object alive with a strong reference.");
610 0 : if (!GetOrCreateDOMReflector(cx, result, args.rval(), desiredProto)) {
611 0 : MOZ_ASSERT(true || JS_IsExceptionPending(cx));
612 0 : return false;
613 : }
614 0 : return true;
615 : }
616 :
617 : static const js::ClassOps sInterfaceObjectClassOps = {
618 : nullptr, /* addProperty */
619 : nullptr, /* delProperty */
620 : nullptr, /* getProperty */
621 : nullptr, /* setProperty */
622 : nullptr, /* enumerate */
623 : nullptr, /* newEnumerate */
624 : nullptr, /* resolve */
625 : nullptr, /* mayResolve */
626 : nullptr, /* finalize */
627 : _constructor, /* call */
628 : nullptr, /* hasInstance */
629 : _constructor, /* construct */
630 : nullptr, /* trace */
631 : };
632 :
633 : static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
634 : {
635 : "Function",
636 : JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
637 : &sInterfaceObjectClassOps,
638 : JS_NULL_CLASS_SPEC,
639 : JS_NULL_CLASS_EXT,
640 : &sInterfaceObjectClassObjectOps
641 : },
642 : eInterface,
643 : true,
644 : prototypes::id::SpeechSynthesisEvent,
645 : PrototypeTraits<prototypes::id::SpeechSynthesisEvent>::Depth,
646 : sNativePropertyHooks,
647 : "function SpeechSynthesisEvent() {\n [native code]\n}",
648 : EventBinding::GetConstructorObject
649 : };
650 :
651 : static const DOMIfaceAndProtoJSClass sPrototypeClass = {
652 : {
653 : "SpeechSynthesisEventPrototype",
654 : JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE + 1 /* slot for the JSObject holding the unforgeable properties */),
655 : JS_NULL_CLASS_OPS,
656 : JS_NULL_CLASS_SPEC,
657 : JS_NULL_CLASS_EXT,
658 : JS_NULL_OBJECT_OPS
659 : },
660 : eInterfacePrototype,
661 : false,
662 : prototypes::id::SpeechSynthesisEvent,
663 : PrototypeTraits<prototypes::id::SpeechSynthesisEvent>::Depth,
664 : sNativePropertyHooks,
665 : "[object SpeechSynthesisEventPrototype]",
666 : EventBinding::GetProtoObject
667 : };
668 :
669 : bool
670 0 : ConstructorEnabled(JSContext* aCx, JS::Handle<JSObject*> aObj)
671 : {
672 : static bool sPrefValue;
673 : static bool sPrefCacheSetUp = false;
674 0 : if (!sPrefCacheSetUp) {
675 0 : sPrefCacheSetUp = true;
676 0 : Preferences::AddBoolVarCache(&sPrefValue, "media.webspeech.synth.enabled");
677 : }
678 :
679 0 : return sPrefValue;
680 : }
681 :
682 : JSObject*
683 0 : DefineDOMInterface(JSContext* aCx, JS::Handle<JSObject*> aGlobal, JS::Handle<jsid> id, bool aDefineOnGlobal)
684 : {
685 0 : return GetConstructorObjectHandle(aCx, aDefineOnGlobal);
686 : }
687 :
688 : static const js::ClassOps sClassOps = {
689 : _addProperty, /* addProperty */
690 : nullptr, /* delProperty */
691 : nullptr, /* getProperty */
692 : nullptr, /* setProperty */
693 : nullptr, /* enumerate */
694 : nullptr, /* newEnumerate */
695 : nullptr, /* resolve */
696 : nullptr, /* mayResolve */
697 : _finalize, /* finalize */
698 : nullptr, /* call */
699 : nullptr, /* hasInstance */
700 : nullptr, /* construct */
701 : nullptr, /* trace */
702 : };
703 :
704 : static const js::ClassExtension sClassExtension = {
705 : nullptr, /* weakmapKeyDelegateOp */
706 : _objectMoved /* objectMovedOp */
707 : };
708 :
709 : static const DOMJSClass sClass = {
710 : { "SpeechSynthesisEvent",
711 : JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1) | JSCLASS_SKIP_NURSERY_FINALIZE,
712 : &sClassOps,
713 : JS_NULL_CLASS_SPEC,
714 : &sClassExtension,
715 : JS_NULL_OBJECT_OPS
716 : },
717 : { prototypes::id::Event, prototypes::id::SpeechSynthesisEvent, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count },
718 : IsBaseOf<nsISupports, mozilla::dom::SpeechSynthesisEvent >::value,
719 : sNativePropertyHooks,
720 : FindAssociatedGlobalForNative<mozilla::dom::SpeechSynthesisEvent>::Get,
721 : GetProtoObjectHandle,
722 : GetCCParticipant<mozilla::dom::SpeechSynthesisEvent>::Get()
723 : };
724 : static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
725 : "Must have the right minimal number of reserved slots.");
726 : static_assert(1 >= 1,
727 : "Must have enough reserved slots.");
728 :
729 : const JSClass*
730 0 : GetJSClass()
731 : {
732 0 : return sClass.ToJSClass();
733 : }
734 :
735 : bool
736 0 : Wrap(JSContext* aCx, mozilla::dom::SpeechSynthesisEvent* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
737 : {
738 : MOZ_ASSERT(static_cast<mozilla::dom::SpeechSynthesisEvent*>(aObject) ==
739 : reinterpret_cast<mozilla::dom::SpeechSynthesisEvent*>(aObject),
740 : "Multiple inheritance for mozilla::dom::SpeechSynthesisEvent is broken.");
741 : MOZ_ASSERT(static_cast<mozilla::dom::Event*>(aObject) ==
742 : reinterpret_cast<mozilla::dom::Event*>(aObject),
743 : "Multiple inheritance for mozilla::dom::Event is broken.");
744 0 : MOZ_ASSERT(ToSupportsIsCorrect(aObject));
745 0 : MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
746 0 : MOZ_ASSERT(!aCache->GetWrapper(),
747 : "You should probably not be using Wrap() directly; use "
748 : "GetOrCreateDOMReflector instead");
749 :
750 0 : MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
751 : "nsISupports must be on our primary inheritance chain");
752 :
753 0 : JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
754 0 : if (!global) {
755 0 : return false;
756 : }
757 0 : MOZ_ASSERT(JS_IsGlobalObject(global));
758 0 : MOZ_ASSERT(JS::ObjectIsNotGray(global));
759 :
760 : // That might have ended up wrapping us already, due to the wonders
761 : // of XBL. Check for that, and bail out as needed.
762 0 : aReflector.set(aCache->GetWrapper());
763 0 : if (aReflector) {
764 : #ifdef DEBUG
765 0 : binding_detail::AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
766 : #endif // DEBUG
767 0 : return true;
768 : }
769 :
770 0 : JSAutoCompartment ac(aCx, global);
771 0 : JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
772 0 : if (!canonicalProto) {
773 0 : return false;
774 : }
775 0 : JS::Rooted<JSObject*> proto(aCx);
776 0 : if (aGivenProto) {
777 0 : proto = aGivenProto;
778 : // Unfortunately, while aGivenProto was in the compartment of aCx
779 : // coming in, we changed compartments to that of "parent" so may need
780 : // to wrap the proto here.
781 0 : if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
782 0 : if (!JS_WrapObject(aCx, &proto)) {
783 0 : return false;
784 : }
785 : }
786 : } else {
787 0 : proto = canonicalProto;
788 : }
789 :
790 0 : BindingJSObjectCreator<mozilla::dom::SpeechSynthesisEvent> creator(aCx);
791 0 : creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
792 0 : if (!aReflector) {
793 0 : return false;
794 : }
795 :
796 0 : aCache->SetWrapper(aReflector);
797 :
798 : // Important: do unforgeable property setup after we have handed
799 : // over ownership of the C++ object to obj as needed, so that if
800 : // we fail and it ends up GCed it won't have problems in the
801 : // finalizer trying to drop its ownership of the C++ object.
802 : JS::Rooted<JSObject*> unforgeableHolder(aCx,
803 0 : &js::GetReservedSlot(canonicalProto, DOM_INTERFACE_PROTO_SLOTS_BASE).toObject());
804 0 : if (!JS_InitializePropertiesFromCompatibleNativeObject(aCx, aReflector, unforgeableHolder)) {
805 0 : aCache->ReleaseWrapper(aObject);
806 0 : aCache->ClearWrapper();
807 0 : return false;
808 : }
809 0 : creator.InitializationSucceeded();
810 :
811 0 : MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
812 : aCache->GetWrapperPreserveColor() == aReflector);
813 : // If proto != canonicalProto, we have to preserve our wrapper;
814 : // otherwise we won't be able to properly recreate it later, since
815 : // we won't know what proto to use. Note that we don't check
816 : // aGivenProto here, since it's entirely possible (and even
817 : // somewhat common) to have a non-null aGivenProto which is the
818 : // same as canonicalProto.
819 0 : if (proto != canonicalProto) {
820 0 : PreserveWrapper(aObject);
821 : }
822 :
823 0 : return true;
824 : }
825 :
826 : const NativePropertyHooks sNativePropertyHooks[] = { {
827 : nullptr,
828 : nullptr,
829 : nullptr,
830 : { sNativeProperties.Upcast(), nullptr },
831 : prototypes::id::SpeechSynthesisEvent,
832 : constructors::id::SpeechSynthesisEvent,
833 : EventBinding::sNativePropertyHooks,
834 : &DefaultXrayExpandoObjectClass
835 : } };
836 :
837 : void
838 0 : CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
839 : {
840 0 : JS::Handle<JSObject*> parentProto(EventBinding::GetProtoObjectHandle(aCx));
841 0 : if (!parentProto) {
842 0 : return;
843 : }
844 :
845 0 : JS::Handle<JSObject*> constructorProto(EventBinding::GetConstructorObjectHandle(aCx));
846 0 : if (!constructorProto) {
847 0 : return;
848 : }
849 :
850 : static bool sIdsInited = false;
851 0 : if (!sIdsInited && NS_IsMainThread()) {
852 0 : if (!InitIds(aCx, sNativeProperties.Upcast())) {
853 0 : return;
854 : }
855 0 : sIdsInited = true;
856 : }
857 :
858 0 : JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::SpeechSynthesisEvent);
859 0 : JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::SpeechSynthesisEvent);
860 0 : dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
861 : &sPrototypeClass.mBase, protoCache,
862 : constructorProto, &sInterfaceObjectClass.mBase, 2, nullptr,
863 : interfaceCache,
864 : sNativeProperties.Upcast(),
865 : nullptr,
866 : "SpeechSynthesisEvent", aDefineOnGlobal,
867 : nullptr,
868 0 : false);
869 :
870 0 : JS::Rooted<JSObject*> unforgeableHolder(aCx);
871 : {
872 0 : JS::Rooted<JSObject*> holderProto(aCx, *protoCache);
873 0 : unforgeableHolder = JS_NewObjectWithoutMetadata(aCx, sClass.ToJSClass(), holderProto);
874 0 : if (!unforgeableHolder) {
875 0 : *protoCache = nullptr;
876 0 : if (interfaceCache) {
877 0 : *interfaceCache = nullptr;
878 : }
879 0 : return;
880 : }
881 : }
882 :
883 0 : if (!DefineUnforgeableAttributes(aCx, unforgeableHolder, sUnforgeableAttributes)) {
884 0 : *protoCache = nullptr;
885 0 : if (interfaceCache) {
886 0 : *interfaceCache = nullptr;
887 : }
888 0 : return;
889 : }
890 :
891 0 : if (*protoCache) {
892 0 : js::SetReservedSlot(*protoCache, DOM_INTERFACE_PROTO_SLOTS_BASE,
893 0 : JS::ObjectValue(*unforgeableHolder));
894 : }
895 : }
896 :
897 : JS::Handle<JSObject*>
898 0 : GetProtoObjectHandle(JSContext* aCx)
899 : {
900 : /* Get the interface prototype object for this class. This will create the
901 : object as needed. */
902 0 : bool aDefineOnGlobal = true;
903 :
904 : /* Make sure our global is sane. Hopefully we can remove this sometime */
905 0 : JSObject* global = JS::CurrentGlobalOrNull(aCx);
906 0 : if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
907 0 : return nullptr;
908 : }
909 :
910 : /* Check to see whether the interface objects are already installed */
911 0 : ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
912 0 : if (!protoAndIfaceCache.HasEntryInSlot(prototypes::id::SpeechSynthesisEvent)) {
913 0 : JS::Rooted<JSObject*> rootedGlobal(aCx, global);
914 0 : CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
915 : }
916 :
917 : /*
918 : * The object might _still_ be null, but that's OK.
919 : *
920 : * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
921 : * traced by TraceProtoAndIfaceCache() and its contents are never
922 : * changed after they have been set.
923 : *
924 : * Calling address() avoids the read read barrier that does gray
925 : * unmarking, but it's not possible for the object to be gray here.
926 : */
927 :
928 0 : const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(prototypes::id::SpeechSynthesisEvent);
929 0 : MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
930 0 : return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
931 : }
932 :
933 : JSObject*
934 0 : GetProtoObject(JSContext* aCx)
935 : {
936 0 : return GetProtoObjectHandle(aCx);
937 : }
938 :
939 : JS::Handle<JSObject*>
940 0 : GetConstructorObjectHandle(JSContext* aCx, bool aDefineOnGlobal)
941 : {
942 : /* Get the interface object for this class. This will create the object as
943 : needed. */
944 :
945 : /* Make sure our global is sane. Hopefully we can remove this sometime */
946 0 : JSObject* global = JS::CurrentGlobalOrNull(aCx);
947 0 : if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
948 0 : return nullptr;
949 : }
950 :
951 : /* Check to see whether the interface objects are already installed */
952 0 : ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
953 0 : if (!protoAndIfaceCache.HasEntryInSlot(constructors::id::SpeechSynthesisEvent)) {
954 0 : JS::Rooted<JSObject*> rootedGlobal(aCx, global);
955 0 : CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
956 : }
957 :
958 : /*
959 : * The object might _still_ be null, but that's OK.
960 : *
961 : * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
962 : * traced by TraceProtoAndIfaceCache() and its contents are never
963 : * changed after they have been set.
964 : *
965 : * Calling address() avoids the read read barrier that does gray
966 : * unmarking, but it's not possible for the object to be gray here.
967 : */
968 :
969 0 : const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(constructors::id::SpeechSynthesisEvent);
970 0 : MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
971 0 : return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
972 : }
973 :
974 : JSObject*
975 0 : GetConstructorObject(JSContext* aCx)
976 : {
977 0 : return GetConstructorObjectHandle(aCx);
978 : }
979 :
980 : } // namespace SpeechSynthesisEventBinding
981 :
982 :
983 :
984 : } // namespace dom
985 : } // namespace mozilla
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