Line data Source code
1 : /* THIS FILE IS AUTOGENERATED FROM CSSSupportsRule.webidl BY Codegen.py - DO NOT EDIT */
2 :
3 : #include "CSSConditionRuleBinding.h"
4 : #include "CSSSupportsRuleBinding.h"
5 : #include "WrapperFactory.h"
6 : #include "mozilla/OwningNonNull.h"
7 : #include "mozilla/dom/BindingUtils.h"
8 : #include "mozilla/dom/CSSSupportsRule.h"
9 : #include "mozilla/dom/DOMJSClass.h"
10 : #include "mozilla/dom/NonRefcountedDOMObject.h"
11 : #include "mozilla/dom/XrayExpandoClass.h"
12 :
13 : namespace mozilla {
14 : namespace dom {
15 :
16 : namespace CSSSupportsRuleBinding {
17 :
18 : static_assert(IsRefcounted<NativeType>::value == IsRefcounted<CSSConditionRuleBinding::NativeType>::value,
19 : "Can't inherit from an interface with a different ownership model.");
20 :
21 : static bool
22 0 : _addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
23 : {
24 0 : mozilla::dom::CSSSupportsRule* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::CSSSupportsRule>(obj);
25 : // We don't want to preserve if we don't have a wrapper, and we
26 : // obviously can't preserve if we're not initialized.
27 0 : if (self && self->GetWrapperPreserveColor()) {
28 0 : PreserveWrapper(self);
29 : }
30 0 : return true;
31 : }
32 :
33 : static void
34 0 : _finalize(js::FreeOp* fop, JSObject* obj)
35 : {
36 0 : mozilla::dom::CSSSupportsRule* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::CSSSupportsRule>(obj);
37 0 : if (self) {
38 0 : ClearWrapper(self, self, obj);
39 0 : AddForDeferredFinalization<mozilla::dom::CSSSupportsRule>(self);
40 : }
41 0 : }
42 :
43 : static void
44 0 : _objectMoved(JSObject* obj, const JSObject* old)
45 : {
46 0 : mozilla::dom::CSSSupportsRule* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::CSSSupportsRule>(obj);
47 0 : if (self) {
48 0 : UpdateWrapper(self, self, obj, old);
49 : }
50 0 : }
51 :
52 : static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
53 : {
54 : "Function",
55 : JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
56 : &sBoringInterfaceObjectClassClassOps,
57 : JS_NULL_CLASS_SPEC,
58 : JS_NULL_CLASS_EXT,
59 : &sInterfaceObjectClassObjectOps
60 : },
61 : eInterface,
62 : true,
63 : prototypes::id::CSSSupportsRule,
64 : PrototypeTraits<prototypes::id::CSSSupportsRule>::Depth,
65 : sNativePropertyHooks,
66 : "function CSSSupportsRule() {\n [native code]\n}",
67 : CSSConditionRuleBinding::GetConstructorObject
68 : };
69 :
70 : static const DOMIfaceAndProtoJSClass sPrototypeClass = {
71 : {
72 : "CSSSupportsRulePrototype",
73 : JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
74 : JS_NULL_CLASS_OPS,
75 : JS_NULL_CLASS_SPEC,
76 : JS_NULL_CLASS_EXT,
77 : JS_NULL_OBJECT_OPS
78 : },
79 : eInterfacePrototype,
80 : false,
81 : prototypes::id::CSSSupportsRule,
82 : PrototypeTraits<prototypes::id::CSSSupportsRule>::Depth,
83 : sNativePropertyHooks,
84 : "[object CSSSupportsRulePrototype]",
85 : CSSConditionRuleBinding::GetProtoObject
86 : };
87 :
88 : JSObject*
89 0 : DefineDOMInterface(JSContext* aCx, JS::Handle<JSObject*> aGlobal, JS::Handle<jsid> id, bool aDefineOnGlobal)
90 : {
91 0 : return GetConstructorObjectHandle(aCx, aDefineOnGlobal);
92 : }
93 :
94 : static const js::ClassOps sClassOps = {
95 : _addProperty, /* addProperty */
96 : nullptr, /* delProperty */
97 : nullptr, /* getProperty */
98 : nullptr, /* setProperty */
99 : nullptr, /* enumerate */
100 : nullptr, /* newEnumerate */
101 : nullptr, /* resolve */
102 : nullptr, /* mayResolve */
103 : _finalize, /* finalize */
104 : nullptr, /* call */
105 : nullptr, /* hasInstance */
106 : nullptr, /* construct */
107 : nullptr, /* trace */
108 : };
109 :
110 : static const js::ClassExtension sClassExtension = {
111 : nullptr, /* weakmapKeyDelegateOp */
112 : _objectMoved /* objectMovedOp */
113 : };
114 :
115 : static const DOMJSClass sClass = {
116 : { "CSSSupportsRule",
117 : JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
118 : &sClassOps,
119 : JS_NULL_CLASS_SPEC,
120 : &sClassExtension,
121 : JS_NULL_OBJECT_OPS
122 : },
123 : { prototypes::id::CSSRule, prototypes::id::CSSGroupingRule, prototypes::id::CSSConditionRule, prototypes::id::CSSSupportsRule, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count },
124 : IsBaseOf<nsISupports, mozilla::dom::CSSSupportsRule >::value,
125 : sNativePropertyHooks,
126 : FindAssociatedGlobalForNative<mozilla::dom::CSSSupportsRule>::Get,
127 : GetProtoObjectHandle,
128 : GetCCParticipant<mozilla::dom::CSSSupportsRule>::Get()
129 : };
130 : static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
131 : "Must have the right minimal number of reserved slots.");
132 : static_assert(1 >= 1,
133 : "Must have enough reserved slots.");
134 :
135 : const JSClass*
136 0 : GetJSClass()
137 : {
138 0 : return sClass.ToJSClass();
139 : }
140 :
141 : bool
142 0 : Wrap(JSContext* aCx, mozilla::dom::CSSSupportsRule* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
143 : {
144 : MOZ_ASSERT(static_cast<mozilla::dom::CSSSupportsRule*>(aObject) ==
145 : reinterpret_cast<mozilla::dom::CSSSupportsRule*>(aObject),
146 : "Multiple inheritance for mozilla::dom::CSSSupportsRule is broken.");
147 : MOZ_ASSERT(static_cast<mozilla::css::ConditionRule*>(aObject) ==
148 : reinterpret_cast<mozilla::css::ConditionRule*>(aObject),
149 : "Multiple inheritance for mozilla::css::ConditionRule is broken.");
150 : MOZ_ASSERT(static_cast<mozilla::css::GroupRule*>(aObject) ==
151 : reinterpret_cast<mozilla::css::GroupRule*>(aObject),
152 : "Multiple inheritance for mozilla::css::GroupRule is broken.");
153 : MOZ_ASSERT(static_cast<mozilla::css::Rule*>(aObject) ==
154 : reinterpret_cast<mozilla::css::Rule*>(aObject),
155 : "Multiple inheritance for mozilla::css::Rule is broken.");
156 0 : MOZ_ASSERT(ToSupportsIsCorrect(aObject));
157 0 : MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
158 0 : MOZ_ASSERT(!aCache->GetWrapper(),
159 : "You should probably not be using Wrap() directly; use "
160 : "GetOrCreateDOMReflector instead");
161 :
162 0 : MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
163 : "nsISupports must be on our primary inheritance chain");
164 :
165 0 : JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
166 0 : if (!global) {
167 0 : return false;
168 : }
169 0 : MOZ_ASSERT(JS_IsGlobalObject(global));
170 0 : MOZ_ASSERT(JS::ObjectIsNotGray(global));
171 :
172 : // That might have ended up wrapping us already, due to the wonders
173 : // of XBL. Check for that, and bail out as needed.
174 0 : aReflector.set(aCache->GetWrapper());
175 0 : if (aReflector) {
176 : #ifdef DEBUG
177 0 : binding_detail::AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
178 : #endif // DEBUG
179 0 : return true;
180 : }
181 :
182 0 : JSAutoCompartment ac(aCx, global);
183 0 : JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
184 0 : if (!canonicalProto) {
185 0 : return false;
186 : }
187 0 : JS::Rooted<JSObject*> proto(aCx);
188 0 : if (aGivenProto) {
189 0 : proto = aGivenProto;
190 : // Unfortunately, while aGivenProto was in the compartment of aCx
191 : // coming in, we changed compartments to that of "parent" so may need
192 : // to wrap the proto here.
193 0 : if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
194 0 : if (!JS_WrapObject(aCx, &proto)) {
195 0 : return false;
196 : }
197 : }
198 : } else {
199 0 : proto = canonicalProto;
200 : }
201 :
202 0 : BindingJSObjectCreator<mozilla::dom::CSSSupportsRule> creator(aCx);
203 0 : creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
204 0 : if (!aReflector) {
205 0 : return false;
206 : }
207 :
208 0 : aCache->SetWrapper(aReflector);
209 0 : creator.InitializationSucceeded();
210 :
211 0 : MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
212 : aCache->GetWrapperPreserveColor() == aReflector);
213 : // If proto != canonicalProto, we have to preserve our wrapper;
214 : // otherwise we won't be able to properly recreate it later, since
215 : // we won't know what proto to use. Note that we don't check
216 : // aGivenProto here, since it's entirely possible (and even
217 : // somewhat common) to have a non-null aGivenProto which is the
218 : // same as canonicalProto.
219 0 : if (proto != canonicalProto) {
220 0 : PreserveWrapper(aObject);
221 : }
222 :
223 0 : return true;
224 : }
225 :
226 : const NativePropertyHooks sNativePropertyHooks[] = { {
227 : nullptr,
228 : nullptr,
229 : nullptr,
230 : { nullptr, nullptr },
231 : prototypes::id::CSSSupportsRule,
232 : constructors::id::CSSSupportsRule,
233 : CSSConditionRuleBinding::sNativePropertyHooks,
234 : &DefaultXrayExpandoObjectClass
235 : } };
236 :
237 : void
238 0 : CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
239 : {
240 0 : JS::Handle<JSObject*> parentProto(CSSConditionRuleBinding::GetProtoObjectHandle(aCx));
241 0 : if (!parentProto) {
242 0 : return;
243 : }
244 :
245 0 : JS::Handle<JSObject*> constructorProto(CSSConditionRuleBinding::GetConstructorObjectHandle(aCx));
246 0 : if (!constructorProto) {
247 0 : return;
248 : }
249 :
250 0 : JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::CSSSupportsRule);
251 0 : JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::CSSSupportsRule);
252 0 : dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
253 : &sPrototypeClass.mBase, protoCache,
254 : constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr,
255 : interfaceCache,
256 : nullptr,
257 : nullptr,
258 : "CSSSupportsRule", aDefineOnGlobal,
259 : nullptr,
260 0 : false);
261 : }
262 :
263 : JS::Handle<JSObject*>
264 0 : GetProtoObjectHandle(JSContext* aCx)
265 : {
266 : /* Get the interface prototype object for this class. This will create the
267 : object as needed. */
268 0 : bool aDefineOnGlobal = true;
269 :
270 : /* Make sure our global is sane. Hopefully we can remove this sometime */
271 0 : JSObject* global = JS::CurrentGlobalOrNull(aCx);
272 0 : if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
273 0 : return nullptr;
274 : }
275 :
276 : /* Check to see whether the interface objects are already installed */
277 0 : ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
278 0 : if (!protoAndIfaceCache.HasEntryInSlot(prototypes::id::CSSSupportsRule)) {
279 0 : JS::Rooted<JSObject*> rootedGlobal(aCx, global);
280 0 : CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
281 : }
282 :
283 : /*
284 : * The object might _still_ be null, but that's OK.
285 : *
286 : * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
287 : * traced by TraceProtoAndIfaceCache() and its contents are never
288 : * changed after they have been set.
289 : *
290 : * Calling address() avoids the read read barrier that does gray
291 : * unmarking, but it's not possible for the object to be gray here.
292 : */
293 :
294 0 : const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(prototypes::id::CSSSupportsRule);
295 0 : MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
296 0 : return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
297 : }
298 :
299 : JS::Handle<JSObject*>
300 0 : GetConstructorObjectHandle(JSContext* aCx, bool aDefineOnGlobal)
301 : {
302 : /* Get the interface object for this class. This will create the object as
303 : needed. */
304 :
305 : /* Make sure our global is sane. Hopefully we can remove this sometime */
306 0 : JSObject* global = JS::CurrentGlobalOrNull(aCx);
307 0 : if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
308 0 : return nullptr;
309 : }
310 :
311 : /* Check to see whether the interface objects are already installed */
312 0 : ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
313 0 : if (!protoAndIfaceCache.HasEntryInSlot(constructors::id::CSSSupportsRule)) {
314 0 : JS::Rooted<JSObject*> rootedGlobal(aCx, global);
315 0 : CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
316 : }
317 :
318 : /*
319 : * The object might _still_ be null, but that's OK.
320 : *
321 : * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
322 : * traced by TraceProtoAndIfaceCache() and its contents are never
323 : * changed after they have been set.
324 : *
325 : * Calling address() avoids the read read barrier that does gray
326 : * unmarking, but it's not possible for the object to be gray here.
327 : */
328 :
329 0 : const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(constructors::id::CSSSupportsRule);
330 0 : MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
331 0 : return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
332 : }
333 :
334 : JSObject*
335 0 : GetConstructorObject(JSContext* aCx)
336 : {
337 0 : return GetConstructorObjectHandle(aCx);
338 : }
339 :
340 : } // namespace CSSSupportsRuleBinding
341 :
342 :
343 :
344 : } // namespace dom
345 : } // namespace mozilla
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