Line data Source code
1 : /* THIS FILE IS AUTOGENERATED FROM MouseScrollEvent.webidl BY Codegen.py - DO NOT EDIT */
2 :
3 : #include "MouseEventBinding.h"
4 : #include "MouseScrollEventBinding.h"
5 : #include "WrapperFactory.h"
6 : #include "mozilla/OwningNonNull.h"
7 : #include "mozilla/dom/BindingUtils.h"
8 : #include "mozilla/dom/DOMJSClass.h"
9 : #include "mozilla/dom/EventTarget.h"
10 : #include "mozilla/dom/MouseScrollEvent.h"
11 : #include "mozilla/dom/NonRefcountedDOMObject.h"
12 : #include "mozilla/dom/Nullable.h"
13 : #include "mozilla/dom/PrimitiveConversions.h"
14 : #include "mozilla/dom/XrayExpandoClass.h"
15 : #include "nsGlobalWindow.h"
16 :
17 : namespace mozilla {
18 : namespace dom {
19 :
20 : namespace MouseScrollEventBinding {
21 :
22 : static_assert(IsRefcounted<NativeType>::value == IsRefcounted<MouseEventBinding::NativeType>::value,
23 : "Can't inherit from an interface with a different ownership model.");
24 :
25 : static bool
26 0 : get_axis(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::MouseScrollEvent* self, JSJitGetterCallArgs args)
27 : {
28 0 : int32_t result(self->Axis());
29 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
30 0 : args.rval().setInt32(int32_t(result));
31 0 : return true;
32 : }
33 :
34 : static const JSJitInfo axis_getterinfo = {
35 : { (JSJitGetterOp)get_axis },
36 : { prototypes::id::MouseScrollEvent },
37 : { PrototypeTraits<prototypes::id::MouseScrollEvent>::Depth },
38 : JSJitInfo::Getter,
39 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
40 : JSVAL_TYPE_INT32, /* returnType. Not relevant for setters. */
41 : true, /* isInfallible. False in setters. */
42 : false, /* isMovable. Not relevant for setters. */
43 : false, /* isEliminatable. Not relevant for setters. */
44 : false, /* isAlwaysInSlot. Only relevant for getters. */
45 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
46 : false, /* isTypedMethod. Only relevant for methods. */
47 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
48 : };
49 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
50 : static_assert(0 < 1, "There is no slot for us");
51 :
52 : static bool
53 0 : initMouseScrollEvent(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::MouseScrollEvent* self, const JSJitMethodCallArgs& args)
54 : {
55 0 : if (MOZ_UNLIKELY(args.length() < 1)) {
56 0 : return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "MouseScrollEvent.initMouseScrollEvent");
57 : }
58 0 : binding_detail::FakeString arg0;
59 0 : if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
60 0 : return false;
61 : }
62 : bool arg1;
63 0 : if (args.hasDefined(1)) {
64 0 : if (!ValueToPrimitive<bool, eDefault>(cx, args[1], &arg1)) {
65 0 : return false;
66 : }
67 : } else {
68 0 : arg1 = false;
69 : }
70 : bool arg2;
71 0 : if (args.hasDefined(2)) {
72 0 : if (!ValueToPrimitive<bool, eDefault>(cx, args[2], &arg2)) {
73 0 : return false;
74 : }
75 : } else {
76 0 : arg2 = false;
77 : }
78 : nsGlobalWindow* arg3;
79 0 : if (args.hasDefined(3)) {
80 0 : if (args[3].isObject()) {
81 : {
82 0 : nsresult rv = UnwrapObject<prototypes::id::Window, nsGlobalWindow>(args[3], arg3);
83 0 : if (NS_FAILED(rv)) {
84 0 : ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "Argument 4 of MouseScrollEvent.initMouseScrollEvent", "Window");
85 0 : return false;
86 : }
87 : }
88 0 : } else if (args[3].isNullOrUndefined()) {
89 0 : arg3 = nullptr;
90 : } else {
91 0 : ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 4 of MouseScrollEvent.initMouseScrollEvent");
92 0 : return false;
93 : }
94 : } else {
95 0 : arg3 = nullptr;
96 : }
97 : int32_t arg4;
98 0 : if (args.hasDefined(4)) {
99 0 : if (!ValueToPrimitive<int32_t, eDefault>(cx, args[4], &arg4)) {
100 0 : return false;
101 : }
102 : } else {
103 0 : arg4 = 0;
104 : }
105 : int32_t arg5;
106 0 : if (args.hasDefined(5)) {
107 0 : if (!ValueToPrimitive<int32_t, eDefault>(cx, args[5], &arg5)) {
108 0 : return false;
109 : }
110 : } else {
111 0 : arg5 = 0;
112 : }
113 : int32_t arg6;
114 0 : if (args.hasDefined(6)) {
115 0 : if (!ValueToPrimitive<int32_t, eDefault>(cx, args[6], &arg6)) {
116 0 : return false;
117 : }
118 : } else {
119 0 : arg6 = 0;
120 : }
121 : int32_t arg7;
122 0 : if (args.hasDefined(7)) {
123 0 : if (!ValueToPrimitive<int32_t, eDefault>(cx, args[7], &arg7)) {
124 0 : return false;
125 : }
126 : } else {
127 0 : arg7 = 0;
128 : }
129 : int32_t arg8;
130 0 : if (args.hasDefined(8)) {
131 0 : if (!ValueToPrimitive<int32_t, eDefault>(cx, args[8], &arg8)) {
132 0 : return false;
133 : }
134 : } else {
135 0 : arg8 = 0;
136 : }
137 : bool arg9;
138 0 : if (args.hasDefined(9)) {
139 0 : if (!ValueToPrimitive<bool, eDefault>(cx, args[9], &arg9)) {
140 0 : return false;
141 : }
142 : } else {
143 0 : arg9 = false;
144 : }
145 : bool arg10;
146 0 : if (args.hasDefined(10)) {
147 0 : if (!ValueToPrimitive<bool, eDefault>(cx, args[10], &arg10)) {
148 0 : return false;
149 : }
150 : } else {
151 0 : arg10 = false;
152 : }
153 : bool arg11;
154 0 : if (args.hasDefined(11)) {
155 0 : if (!ValueToPrimitive<bool, eDefault>(cx, args[11], &arg11)) {
156 0 : return false;
157 : }
158 : } else {
159 0 : arg11 = false;
160 : }
161 : bool arg12;
162 0 : if (args.hasDefined(12)) {
163 0 : if (!ValueToPrimitive<bool, eDefault>(cx, args[12], &arg12)) {
164 0 : return false;
165 : }
166 : } else {
167 0 : arg12 = false;
168 : }
169 : int16_t arg13;
170 0 : if (args.hasDefined(13)) {
171 0 : if (!ValueToPrimitive<int16_t, eDefault>(cx, args[13], &arg13)) {
172 0 : return false;
173 : }
174 : } else {
175 0 : arg13 = 0;
176 : }
177 : mozilla::dom::EventTarget* arg14;
178 0 : if (args.hasDefined(14)) {
179 0 : if (args[14].isObject()) {
180 : {
181 0 : nsresult rv = UnwrapObject<prototypes::id::EventTarget, mozilla::dom::EventTarget>(args[14], arg14);
182 0 : if (NS_FAILED(rv)) {
183 0 : RefPtr<mozilla::dom::EventTarget> objPtr;
184 0 : nsresult rv = UnwrapXPConnect<mozilla::dom::EventTarget>(cx, args[14], getter_AddRefs(objPtr));
185 0 : if (NS_FAILED(rv)) {
186 0 : ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "Argument 15 of MouseScrollEvent.initMouseScrollEvent", "EventTarget");
187 0 : return false;
188 : }
189 : // We should have an object
190 0 : MOZ_ASSERT(objPtr);
191 0 : arg14 = objPtr;
192 : }
193 : }
194 0 : } else if (args[14].isNullOrUndefined()) {
195 0 : arg14 = nullptr;
196 : } else {
197 0 : ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 15 of MouseScrollEvent.initMouseScrollEvent");
198 0 : return false;
199 : }
200 : } else {
201 0 : arg14 = nullptr;
202 : }
203 : int32_t arg15;
204 0 : if (args.hasDefined(15)) {
205 0 : if (!ValueToPrimitive<int32_t, eDefault>(cx, args[15], &arg15)) {
206 0 : return false;
207 : }
208 : } else {
209 0 : arg15 = 0;
210 : }
211 0 : self->InitMouseScrollEvent(NonNullHelper(Constify(arg0)), arg1, arg2, Constify(arg3), arg4, arg5, arg6, arg7, arg8, arg9, arg10, arg11, arg12, arg13, Constify(arg14), arg15);
212 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
213 0 : args.rval().setUndefined();
214 0 : return true;
215 : }
216 :
217 : static const JSJitInfo initMouseScrollEvent_methodinfo = {
218 : { (JSJitGetterOp)initMouseScrollEvent },
219 : { prototypes::id::MouseScrollEvent },
220 : { PrototypeTraits<prototypes::id::MouseScrollEvent>::Depth },
221 : JSJitInfo::Method,
222 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
223 : JSVAL_TYPE_UNDEFINED, /* returnType. Not relevant for setters. */
224 : false, /* isInfallible. False in setters. */
225 : false, /* isMovable. Not relevant for setters. */
226 : false, /* isEliminatable. Not relevant for setters. */
227 : false, /* isAlwaysInSlot. Only relevant for getters. */
228 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
229 : false, /* isTypedMethod. Only relevant for methods. */
230 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
231 : };
232 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
233 : static_assert(0 < 1, "There is no slot for us");
234 :
235 : static bool
236 0 : get_isTrusted(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::MouseScrollEvent* self, JSJitGetterCallArgs args)
237 : {
238 0 : bool result(self->IsTrusted());
239 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
240 0 : args.rval().setBoolean(result);
241 0 : return true;
242 : }
243 :
244 : static const JSJitInfo isTrusted_getterinfo = {
245 : { (JSJitGetterOp)get_isTrusted },
246 : { prototypes::id::MouseScrollEvent },
247 : { PrototypeTraits<prototypes::id::MouseScrollEvent>::Depth },
248 : JSJitInfo::Getter,
249 : JSJitInfo::AliasDOMSets, /* aliasSet. Not relevant for setters. */
250 : JSVAL_TYPE_BOOLEAN, /* returnType. Not relevant for setters. */
251 : true, /* isInfallible. False in setters. */
252 : true, /* isMovable. Not relevant for setters. */
253 : true, /* 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 : _addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
264 : {
265 0 : mozilla::dom::MouseScrollEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::MouseScrollEvent>(obj);
266 : // We don't want to preserve if we don't have a wrapper, and we
267 : // obviously can't preserve if we're not initialized.
268 0 : if (self && self->GetWrapperPreserveColor()) {
269 0 : PreserveWrapper(self);
270 : }
271 0 : return true;
272 : }
273 :
274 : static void
275 0 : _finalize(js::FreeOp* fop, JSObject* obj)
276 : {
277 0 : mozilla::dom::MouseScrollEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::MouseScrollEvent>(obj);
278 0 : if (self) {
279 0 : ClearWrapper(self, self, obj);
280 0 : AddForDeferredFinalization<mozilla::dom::MouseScrollEvent>(self);
281 : }
282 0 : }
283 :
284 : static void
285 0 : _objectMoved(JSObject* obj, const JSObject* old)
286 : {
287 0 : mozilla::dom::MouseScrollEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::MouseScrollEvent>(obj);
288 0 : if (self) {
289 0 : UpdateWrapper(self, self, obj, old);
290 : }
291 0 : }
292 :
293 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
294 : #if defined(__clang__)
295 : #pragma clang diagnostic push
296 : #pragma clang diagnostic ignored "-Wmissing-braces"
297 : #endif
298 : static const JSFunctionSpec sMethods_specs[] = {
299 : JS_FNSPEC("initMouseScrollEvent", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&initMouseScrollEvent_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
300 : JS_FS_END
301 : };
302 : #if defined(__clang__)
303 : #pragma clang diagnostic pop
304 : #endif
305 :
306 :
307 : // Can't be const because the pref-enabled boolean needs to be writable
308 : static Prefable<const JSFunctionSpec> sMethods[] = {
309 : { nullptr, &sMethods_specs[0] },
310 : { nullptr, nullptr }
311 : };
312 :
313 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
314 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
315 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
316 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
317 :
318 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
319 : #if defined(__clang__)
320 : #pragma clang diagnostic push
321 : #pragma clang diagnostic ignored "-Wmissing-braces"
322 : #endif
323 : static const JSPropertySpec sAttributes_specs[] = {
324 : { "axis", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &axis_getterinfo, nullptr, nullptr },
325 : { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
326 : };
327 : #if defined(__clang__)
328 : #pragma clang diagnostic pop
329 : #endif
330 :
331 :
332 : // Can't be const because the pref-enabled boolean needs to be writable
333 : static Prefable<const JSPropertySpec> sAttributes[] = {
334 : { nullptr, &sAttributes_specs[0] },
335 : { nullptr, nullptr }
336 : };
337 :
338 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
339 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
340 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
341 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
342 :
343 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
344 : #if defined(__clang__)
345 : #pragma clang diagnostic push
346 : #pragma clang diagnostic ignored "-Wmissing-braces"
347 : #endif
348 : static const JSPropertySpec sUnforgeableAttributes_specs[] = {
349 : { "isTrusted", JSPROP_SHARED | JSPROP_ENUMERATE | JSPROP_PERMANENT, GenericBindingGetter, &isTrusted_getterinfo, nullptr, nullptr },
350 : { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
351 : };
352 : #if defined(__clang__)
353 : #pragma clang diagnostic pop
354 : #endif
355 :
356 :
357 : // Can't be const because the pref-enabled boolean needs to be writable
358 : static Prefable<const JSPropertySpec> sUnforgeableAttributes[] = {
359 : { nullptr, &sUnforgeableAttributes_specs[0] },
360 : { nullptr, nullptr }
361 : };
362 :
363 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
364 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
365 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
366 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
367 :
368 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
369 : #if defined(__clang__)
370 : #pragma clang diagnostic push
371 : #pragma clang diagnostic ignored "-Wmissing-braces"
372 : #endif
373 : static const ConstantSpec sConstants_specs[] = {
374 : { "HORIZONTAL_AXIS", JS::Int32Value(1) },
375 : { "VERTICAL_AXIS", JS::Int32Value(2) },
376 : { 0, JS::UndefinedValue() }
377 : };
378 : #if defined(__clang__)
379 : #pragma clang diagnostic pop
380 : #endif
381 :
382 :
383 : // Can't be const because the pref-enabled boolean needs to be writable
384 : static Prefable<const ConstantSpec> sConstants[] = {
385 : { nullptr, &sConstants_specs[0] },
386 : { nullptr, nullptr }
387 : };
388 :
389 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
390 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
391 : static_assert(2 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
392 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
393 :
394 :
395 : static uint16_t sNativeProperties_sortedPropertyIndices[5];
396 : static PropertyInfo sNativeProperties_propertyInfos[5];
397 :
398 : static const NativePropertiesN<4> sNativeProperties = {
399 : false, 0,
400 : false, 0,
401 : true, 0 /* sMethods */,
402 : true, 1 /* sAttributes */,
403 : false, 0,
404 : true, 2 /* sUnforgeableAttributes */,
405 : true, 3 /* sConstants */,
406 : -1,
407 : 5,
408 : sNativeProperties_sortedPropertyIndices,
409 : {
410 : { sMethods, &sNativeProperties_propertyInfos[0] },
411 : { sAttributes, &sNativeProperties_propertyInfos[1] },
412 : { sUnforgeableAttributes, &sNativeProperties_propertyInfos[2] },
413 : { sConstants, &sNativeProperties_propertyInfos[3] }
414 : }
415 : };
416 : static_assert(5 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
417 : "We have a property info count that is oversized");
418 :
419 : static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
420 : {
421 : "Function",
422 : JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
423 : &sBoringInterfaceObjectClassClassOps,
424 : JS_NULL_CLASS_SPEC,
425 : JS_NULL_CLASS_EXT,
426 : &sInterfaceObjectClassObjectOps
427 : },
428 : eInterface,
429 : true,
430 : prototypes::id::MouseScrollEvent,
431 : PrototypeTraits<prototypes::id::MouseScrollEvent>::Depth,
432 : sNativePropertyHooks,
433 : "function MouseScrollEvent() {\n [native code]\n}",
434 : MouseEventBinding::GetConstructorObject
435 : };
436 :
437 : static const DOMIfaceAndProtoJSClass sPrototypeClass = {
438 : {
439 : "MouseScrollEventPrototype",
440 : JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE + 1 /* slot for the JSObject holding the unforgeable properties */),
441 : JS_NULL_CLASS_OPS,
442 : JS_NULL_CLASS_SPEC,
443 : JS_NULL_CLASS_EXT,
444 : JS_NULL_OBJECT_OPS
445 : },
446 : eInterfacePrototype,
447 : false,
448 : prototypes::id::MouseScrollEvent,
449 : PrototypeTraits<prototypes::id::MouseScrollEvent>::Depth,
450 : sNativePropertyHooks,
451 : "[object MouseScrollEventPrototype]",
452 : MouseEventBinding::GetProtoObject
453 : };
454 :
455 : JSObject*
456 0 : DefineDOMInterface(JSContext* aCx, JS::Handle<JSObject*> aGlobal, JS::Handle<jsid> id, bool aDefineOnGlobal)
457 : {
458 0 : return GetConstructorObjectHandle(aCx, aDefineOnGlobal);
459 : }
460 :
461 : static const js::ClassOps sClassOps = {
462 : _addProperty, /* addProperty */
463 : nullptr, /* delProperty */
464 : nullptr, /* getProperty */
465 : nullptr, /* setProperty */
466 : nullptr, /* enumerate */
467 : nullptr, /* newEnumerate */
468 : nullptr, /* resolve */
469 : nullptr, /* mayResolve */
470 : _finalize, /* finalize */
471 : nullptr, /* call */
472 : nullptr, /* hasInstance */
473 : nullptr, /* construct */
474 : nullptr, /* trace */
475 : };
476 :
477 : static const js::ClassExtension sClassExtension = {
478 : nullptr, /* weakmapKeyDelegateOp */
479 : _objectMoved /* objectMovedOp */
480 : };
481 :
482 : static const DOMJSClass sClass = {
483 : { "MouseScrollEvent",
484 : JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1) | JSCLASS_SKIP_NURSERY_FINALIZE,
485 : &sClassOps,
486 : JS_NULL_CLASS_SPEC,
487 : &sClassExtension,
488 : JS_NULL_OBJECT_OPS
489 : },
490 : { prototypes::id::Event, prototypes::id::UIEvent, prototypes::id::MouseEvent, prototypes::id::MouseScrollEvent, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count },
491 : IsBaseOf<nsISupports, mozilla::dom::MouseScrollEvent >::value,
492 : sNativePropertyHooks,
493 : FindAssociatedGlobalForNative<mozilla::dom::MouseScrollEvent>::Get,
494 : GetProtoObjectHandle,
495 : GetCCParticipant<mozilla::dom::MouseScrollEvent>::Get()
496 : };
497 : static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
498 : "Must have the right minimal number of reserved slots.");
499 : static_assert(1 >= 1,
500 : "Must have enough reserved slots.");
501 :
502 : const JSClass*
503 0 : GetJSClass()
504 : {
505 0 : return sClass.ToJSClass();
506 : }
507 :
508 : bool
509 0 : Wrap(JSContext* aCx, mozilla::dom::MouseScrollEvent* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
510 : {
511 : MOZ_ASSERT(static_cast<mozilla::dom::MouseScrollEvent*>(aObject) ==
512 : reinterpret_cast<mozilla::dom::MouseScrollEvent*>(aObject),
513 : "Multiple inheritance for mozilla::dom::MouseScrollEvent is broken.");
514 : MOZ_ASSERT(static_cast<mozilla::dom::MouseEvent*>(aObject) ==
515 : reinterpret_cast<mozilla::dom::MouseEvent*>(aObject),
516 : "Multiple inheritance for mozilla::dom::MouseEvent is broken.");
517 : MOZ_ASSERT(static_cast<mozilla::dom::UIEvent*>(aObject) ==
518 : reinterpret_cast<mozilla::dom::UIEvent*>(aObject),
519 : "Multiple inheritance for mozilla::dom::UIEvent is broken.");
520 : MOZ_ASSERT(static_cast<mozilla::dom::Event*>(aObject) ==
521 : reinterpret_cast<mozilla::dom::Event*>(aObject),
522 : "Multiple inheritance for mozilla::dom::Event is broken.");
523 0 : MOZ_ASSERT(ToSupportsIsCorrect(aObject));
524 0 : MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
525 0 : MOZ_ASSERT(!aCache->GetWrapper(),
526 : "You should probably not be using Wrap() directly; use "
527 : "GetOrCreateDOMReflector instead");
528 :
529 0 : MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
530 : "nsISupports must be on our primary inheritance chain");
531 :
532 0 : JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
533 0 : if (!global) {
534 0 : return false;
535 : }
536 0 : MOZ_ASSERT(JS_IsGlobalObject(global));
537 0 : MOZ_ASSERT(JS::ObjectIsNotGray(global));
538 :
539 : // That might have ended up wrapping us already, due to the wonders
540 : // of XBL. Check for that, and bail out as needed.
541 0 : aReflector.set(aCache->GetWrapper());
542 0 : if (aReflector) {
543 : #ifdef DEBUG
544 0 : binding_detail::AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
545 : #endif // DEBUG
546 0 : return true;
547 : }
548 :
549 0 : JSAutoCompartment ac(aCx, global);
550 0 : JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
551 0 : if (!canonicalProto) {
552 0 : return false;
553 : }
554 0 : JS::Rooted<JSObject*> proto(aCx);
555 0 : if (aGivenProto) {
556 0 : proto = aGivenProto;
557 : // Unfortunately, while aGivenProto was in the compartment of aCx
558 : // coming in, we changed compartments to that of "parent" so may need
559 : // to wrap the proto here.
560 0 : if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
561 0 : if (!JS_WrapObject(aCx, &proto)) {
562 0 : return false;
563 : }
564 : }
565 : } else {
566 0 : proto = canonicalProto;
567 : }
568 :
569 0 : BindingJSObjectCreator<mozilla::dom::MouseScrollEvent> creator(aCx);
570 0 : creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
571 0 : if (!aReflector) {
572 0 : return false;
573 : }
574 :
575 0 : aCache->SetWrapper(aReflector);
576 :
577 : // Important: do unforgeable property setup after we have handed
578 : // over ownership of the C++ object to obj as needed, so that if
579 : // we fail and it ends up GCed it won't have problems in the
580 : // finalizer trying to drop its ownership of the C++ object.
581 : JS::Rooted<JSObject*> unforgeableHolder(aCx,
582 0 : &js::GetReservedSlot(canonicalProto, DOM_INTERFACE_PROTO_SLOTS_BASE).toObject());
583 0 : if (!JS_InitializePropertiesFromCompatibleNativeObject(aCx, aReflector, unforgeableHolder)) {
584 0 : aCache->ReleaseWrapper(aObject);
585 0 : aCache->ClearWrapper();
586 0 : return false;
587 : }
588 0 : creator.InitializationSucceeded();
589 :
590 0 : MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
591 : aCache->GetWrapperPreserveColor() == aReflector);
592 : // If proto != canonicalProto, we have to preserve our wrapper;
593 : // otherwise we won't be able to properly recreate it later, since
594 : // we won't know what proto to use. Note that we don't check
595 : // aGivenProto here, since it's entirely possible (and even
596 : // somewhat common) to have a non-null aGivenProto which is the
597 : // same as canonicalProto.
598 0 : if (proto != canonicalProto) {
599 0 : PreserveWrapper(aObject);
600 : }
601 :
602 0 : return true;
603 : }
604 :
605 : const NativePropertyHooks sNativePropertyHooks[] = { {
606 : nullptr,
607 : nullptr,
608 : nullptr,
609 : { sNativeProperties.Upcast(), nullptr },
610 : prototypes::id::MouseScrollEvent,
611 : constructors::id::MouseScrollEvent,
612 : MouseEventBinding::sNativePropertyHooks,
613 : &DefaultXrayExpandoObjectClass
614 : } };
615 :
616 : void
617 0 : CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
618 : {
619 0 : JS::Handle<JSObject*> parentProto(MouseEventBinding::GetProtoObjectHandle(aCx));
620 0 : if (!parentProto) {
621 0 : return;
622 : }
623 :
624 0 : JS::Handle<JSObject*> constructorProto(MouseEventBinding::GetConstructorObjectHandle(aCx));
625 0 : if (!constructorProto) {
626 0 : return;
627 : }
628 :
629 : static bool sIdsInited = false;
630 0 : if (!sIdsInited && NS_IsMainThread()) {
631 0 : if (!InitIds(aCx, sNativeProperties.Upcast())) {
632 0 : return;
633 : }
634 0 : sIdsInited = true;
635 : }
636 :
637 0 : JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::MouseScrollEvent);
638 0 : JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::MouseScrollEvent);
639 0 : dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
640 : &sPrototypeClass.mBase, protoCache,
641 : constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr,
642 : interfaceCache,
643 : sNativeProperties.Upcast(),
644 : nullptr,
645 : "MouseScrollEvent", aDefineOnGlobal,
646 : nullptr,
647 0 : false);
648 :
649 0 : JS::Rooted<JSObject*> unforgeableHolder(aCx);
650 : {
651 0 : JS::Rooted<JSObject*> holderProto(aCx, *protoCache);
652 0 : unforgeableHolder = JS_NewObjectWithoutMetadata(aCx, sClass.ToJSClass(), holderProto);
653 0 : if (!unforgeableHolder) {
654 0 : *protoCache = nullptr;
655 0 : if (interfaceCache) {
656 0 : *interfaceCache = nullptr;
657 : }
658 0 : return;
659 : }
660 : }
661 :
662 0 : if (!DefineUnforgeableAttributes(aCx, unforgeableHolder, sUnforgeableAttributes)) {
663 0 : *protoCache = nullptr;
664 0 : if (interfaceCache) {
665 0 : *interfaceCache = nullptr;
666 : }
667 0 : return;
668 : }
669 :
670 0 : if (*protoCache) {
671 0 : js::SetReservedSlot(*protoCache, DOM_INTERFACE_PROTO_SLOTS_BASE,
672 0 : JS::ObjectValue(*unforgeableHolder));
673 : }
674 : }
675 :
676 : JS::Handle<JSObject*>
677 0 : GetProtoObjectHandle(JSContext* aCx)
678 : {
679 : /* Get the interface prototype object for this class. This will create the
680 : object as needed. */
681 0 : bool aDefineOnGlobal = true;
682 :
683 : /* Make sure our global is sane. Hopefully we can remove this sometime */
684 0 : JSObject* global = JS::CurrentGlobalOrNull(aCx);
685 0 : if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
686 0 : return nullptr;
687 : }
688 :
689 : /* Check to see whether the interface objects are already installed */
690 0 : ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
691 0 : if (!protoAndIfaceCache.HasEntryInSlot(prototypes::id::MouseScrollEvent)) {
692 0 : JS::Rooted<JSObject*> rootedGlobal(aCx, global);
693 0 : CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
694 : }
695 :
696 : /*
697 : * The object might _still_ be null, but that's OK.
698 : *
699 : * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
700 : * traced by TraceProtoAndIfaceCache() and its contents are never
701 : * changed after they have been set.
702 : *
703 : * Calling address() avoids the read read barrier that does gray
704 : * unmarking, but it's not possible for the object to be gray here.
705 : */
706 :
707 0 : const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(prototypes::id::MouseScrollEvent);
708 0 : MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
709 0 : return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
710 : }
711 :
712 : JS::Handle<JSObject*>
713 0 : GetConstructorObjectHandle(JSContext* aCx, bool aDefineOnGlobal)
714 : {
715 : /* Get the interface object for this class. This will create the object as
716 : needed. */
717 :
718 : /* Make sure our global is sane. Hopefully we can remove this sometime */
719 0 : JSObject* global = JS::CurrentGlobalOrNull(aCx);
720 0 : if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
721 0 : return nullptr;
722 : }
723 :
724 : /* Check to see whether the interface objects are already installed */
725 0 : ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
726 0 : if (!protoAndIfaceCache.HasEntryInSlot(constructors::id::MouseScrollEvent)) {
727 0 : JS::Rooted<JSObject*> rootedGlobal(aCx, global);
728 0 : CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
729 : }
730 :
731 : /*
732 : * The object might _still_ be null, but that's OK.
733 : *
734 : * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
735 : * traced by TraceProtoAndIfaceCache() and its contents are never
736 : * changed after they have been set.
737 : *
738 : * Calling address() avoids the read read barrier that does gray
739 : * unmarking, but it's not possible for the object to be gray here.
740 : */
741 :
742 0 : const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(constructors::id::MouseScrollEvent);
743 0 : MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
744 0 : return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
745 : }
746 :
747 : JSObject*
748 0 : GetConstructorObject(JSContext* aCx)
749 : {
750 0 : return GetConstructorObjectHandle(aCx);
751 : }
752 :
753 : } // namespace MouseScrollEventBinding
754 :
755 :
756 :
757 : } // namespace dom
758 : } // namespace mozilla
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