Line data Source code
1 : /* THIS FILE IS AUTOGENERATED FROM ListBoxObject.webidl BY Codegen.py - DO NOT EDIT */
2 :
3 : #include "BoxObjectBinding.h"
4 : #include "ListBoxObjectBinding.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/Element.h"
10 : #include "mozilla/dom/ListBoxObject.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 :
16 : namespace mozilla {
17 : namespace dom {
18 :
19 : namespace ListBoxObjectBinding {
20 :
21 : static_assert(IsRefcounted<NativeType>::value == IsRefcounted<BoxObjectBinding::NativeType>::value,
22 : "Can't inherit from an interface with a different ownership model.");
23 :
24 : static bool
25 0 : getRowCount(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::ListBoxObject* self, const JSJitMethodCallArgs& args)
26 : {
27 0 : int32_t result(self->GetRowCount());
28 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
29 0 : args.rval().setInt32(int32_t(result));
30 0 : return true;
31 : }
32 :
33 : static const JSJitInfo getRowCount_methodinfo = {
34 : { (JSJitGetterOp)getRowCount },
35 : { prototypes::id::ListBoxObject },
36 : { PrototypeTraits<prototypes::id::ListBoxObject>::Depth },
37 : JSJitInfo::Method,
38 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
39 : JSVAL_TYPE_INT32, /* returnType. Not relevant for setters. */
40 : true, /* isInfallible. False in setters. */
41 : false, /* isMovable. Not relevant for setters. */
42 : false, /* isEliminatable. Not relevant for setters. */
43 : false, /* isAlwaysInSlot. Only relevant for getters. */
44 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
45 : false, /* isTypedMethod. Only relevant for methods. */
46 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
47 : };
48 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
49 : static_assert(0 < 1, "There is no slot for us");
50 :
51 : static bool
52 0 : getRowHeight(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::ListBoxObject* self, const JSJitMethodCallArgs& args)
53 : {
54 0 : int32_t result(self->GetRowHeight());
55 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
56 0 : args.rval().setInt32(int32_t(result));
57 0 : return true;
58 : }
59 :
60 : static const JSJitInfo getRowHeight_methodinfo = {
61 : { (JSJitGetterOp)getRowHeight },
62 : { prototypes::id::ListBoxObject },
63 : { PrototypeTraits<prototypes::id::ListBoxObject>::Depth },
64 : JSJitInfo::Method,
65 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
66 : JSVAL_TYPE_INT32, /* returnType. Not relevant for setters. */
67 : true, /* isInfallible. False in setters. */
68 : false, /* isMovable. Not relevant for setters. */
69 : false, /* isEliminatable. Not relevant for setters. */
70 : false, /* isAlwaysInSlot. Only relevant for getters. */
71 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
72 : false, /* isTypedMethod. Only relevant for methods. */
73 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
74 : };
75 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
76 : static_assert(0 < 1, "There is no slot for us");
77 :
78 : static bool
79 0 : getNumberOfVisibleRows(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::ListBoxObject* self, const JSJitMethodCallArgs& args)
80 : {
81 0 : int32_t result(self->GetNumberOfVisibleRows());
82 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
83 0 : args.rval().setInt32(int32_t(result));
84 0 : return true;
85 : }
86 :
87 : static const JSJitInfo getNumberOfVisibleRows_methodinfo = {
88 : { (JSJitGetterOp)getNumberOfVisibleRows },
89 : { prototypes::id::ListBoxObject },
90 : { PrototypeTraits<prototypes::id::ListBoxObject>::Depth },
91 : JSJitInfo::Method,
92 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
93 : JSVAL_TYPE_INT32, /* returnType. Not relevant for setters. */
94 : true, /* isInfallible. False in setters. */
95 : false, /* isMovable. Not relevant for setters. */
96 : false, /* isEliminatable. Not relevant for setters. */
97 : false, /* isAlwaysInSlot. Only relevant for getters. */
98 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
99 : false, /* isTypedMethod. Only relevant for methods. */
100 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
101 : };
102 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
103 : static_assert(0 < 1, "There is no slot for us");
104 :
105 : static bool
106 0 : getIndexOfFirstVisibleRow(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::ListBoxObject* self, const JSJitMethodCallArgs& args)
107 : {
108 0 : int32_t result(self->GetIndexOfFirstVisibleRow());
109 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
110 0 : args.rval().setInt32(int32_t(result));
111 0 : return true;
112 : }
113 :
114 : static const JSJitInfo getIndexOfFirstVisibleRow_methodinfo = {
115 : { (JSJitGetterOp)getIndexOfFirstVisibleRow },
116 : { prototypes::id::ListBoxObject },
117 : { PrototypeTraits<prototypes::id::ListBoxObject>::Depth },
118 : JSJitInfo::Method,
119 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
120 : JSVAL_TYPE_INT32, /* returnType. Not relevant for setters. */
121 : true, /* isInfallible. False in setters. */
122 : false, /* isMovable. Not relevant for setters. */
123 : false, /* isEliminatable. Not relevant for setters. */
124 : false, /* isAlwaysInSlot. Only relevant for getters. */
125 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
126 : false, /* isTypedMethod. Only relevant for methods. */
127 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
128 : };
129 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
130 : static_assert(0 < 1, "There is no slot for us");
131 :
132 : static bool
133 0 : ensureIndexIsVisible(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::ListBoxObject* self, const JSJitMethodCallArgs& args)
134 : {
135 0 : if (MOZ_UNLIKELY(args.length() < 1)) {
136 0 : return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "ListBoxObject.ensureIndexIsVisible");
137 : }
138 : int32_t arg0;
139 0 : if (!ValueToPrimitive<int32_t, eDefault>(cx, args[0], &arg0)) {
140 0 : return false;
141 : }
142 0 : self->EnsureIndexIsVisible(arg0);
143 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
144 0 : args.rval().setUndefined();
145 0 : return true;
146 : }
147 :
148 : static const JSJitInfo ensureIndexIsVisible_methodinfo = {
149 : { (JSJitGetterOp)ensureIndexIsVisible },
150 : { prototypes::id::ListBoxObject },
151 : { PrototypeTraits<prototypes::id::ListBoxObject>::Depth },
152 : JSJitInfo::Method,
153 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
154 : JSVAL_TYPE_UNDEFINED, /* returnType. Not relevant for setters. */
155 : false, /* isInfallible. False in setters. */
156 : false, /* isMovable. Not relevant for setters. */
157 : false, /* isEliminatable. Not relevant for setters. */
158 : false, /* isAlwaysInSlot. Only relevant for getters. */
159 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
160 : false, /* isTypedMethod. Only relevant for methods. */
161 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
162 : };
163 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
164 : static_assert(0 < 1, "There is no slot for us");
165 :
166 : static bool
167 0 : scrollToIndex(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::ListBoxObject* self, const JSJitMethodCallArgs& args)
168 : {
169 0 : if (MOZ_UNLIKELY(args.length() < 1)) {
170 0 : return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "ListBoxObject.scrollToIndex");
171 : }
172 : int32_t arg0;
173 0 : if (!ValueToPrimitive<int32_t, eDefault>(cx, args[0], &arg0)) {
174 0 : return false;
175 : }
176 0 : self->ScrollToIndex(arg0);
177 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
178 0 : args.rval().setUndefined();
179 0 : return true;
180 : }
181 :
182 : static const JSJitInfo scrollToIndex_methodinfo = {
183 : { (JSJitGetterOp)scrollToIndex },
184 : { prototypes::id::ListBoxObject },
185 : { PrototypeTraits<prototypes::id::ListBoxObject>::Depth },
186 : JSJitInfo::Method,
187 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
188 : JSVAL_TYPE_UNDEFINED, /* returnType. Not relevant for setters. */
189 : false, /* isInfallible. False in setters. */
190 : false, /* isMovable. Not relevant for setters. */
191 : false, /* isEliminatable. Not relevant for setters. */
192 : false, /* isAlwaysInSlot. Only relevant for getters. */
193 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
194 : false, /* isTypedMethod. Only relevant for methods. */
195 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
196 : };
197 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
198 : static_assert(0 < 1, "There is no slot for us");
199 :
200 : static bool
201 0 : scrollByLines(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::ListBoxObject* self, const JSJitMethodCallArgs& args)
202 : {
203 0 : if (MOZ_UNLIKELY(args.length() < 1)) {
204 0 : return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "ListBoxObject.scrollByLines");
205 : }
206 : int32_t arg0;
207 0 : if (!ValueToPrimitive<int32_t, eDefault>(cx, args[0], &arg0)) {
208 0 : return false;
209 : }
210 0 : self->ScrollByLines(arg0);
211 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
212 0 : args.rval().setUndefined();
213 0 : return true;
214 : }
215 :
216 : static const JSJitInfo scrollByLines_methodinfo = {
217 : { (JSJitGetterOp)scrollByLines },
218 : { prototypes::id::ListBoxObject },
219 : { PrototypeTraits<prototypes::id::ListBoxObject>::Depth },
220 : JSJitInfo::Method,
221 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
222 : JSVAL_TYPE_UNDEFINED, /* returnType. Not relevant for setters. */
223 : false, /* isInfallible. False in setters. */
224 : false, /* isMovable. Not relevant for setters. */
225 : false, /* isEliminatable. Not relevant for setters. */
226 : false, /* isAlwaysInSlot. Only relevant for getters. */
227 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
228 : false, /* isTypedMethod. Only relevant for methods. */
229 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
230 : };
231 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
232 : static_assert(0 < 1, "There is no slot for us");
233 :
234 : static bool
235 0 : getItemAtIndex(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::ListBoxObject* self, const JSJitMethodCallArgs& args)
236 : {
237 0 : if (MOZ_UNLIKELY(args.length() < 1)) {
238 0 : return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "ListBoxObject.getItemAtIndex");
239 : }
240 : int32_t arg0;
241 0 : if (!ValueToPrimitive<int32_t, eDefault>(cx, args[0], &arg0)) {
242 0 : return false;
243 : }
244 0 : auto result(StrongOrRawPtr<mozilla::dom::Element>(self->GetItemAtIndex(arg0)));
245 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
246 0 : if (!result) {
247 0 : args.rval().setNull();
248 0 : return true;
249 : }
250 0 : if (!GetOrCreateDOMReflector(cx, result, args.rval())) {
251 0 : MOZ_ASSERT(true || JS_IsExceptionPending(cx));
252 0 : return false;
253 : }
254 0 : return true;
255 : }
256 :
257 : static const JSJitInfo getItemAtIndex_methodinfo = {
258 : { (JSJitGetterOp)getItemAtIndex },
259 : { prototypes::id::ListBoxObject },
260 : { PrototypeTraits<prototypes::id::ListBoxObject>::Depth },
261 : JSJitInfo::Method,
262 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
263 : JSVAL_TYPE_UNKNOWN, /* returnType. Not relevant for setters. */
264 : false, /* isInfallible. False in setters. */
265 : false, /* isMovable. Not relevant for setters. */
266 : false, /* isEliminatable. Not relevant for setters. */
267 : false, /* isAlwaysInSlot. Only relevant for getters. */
268 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
269 : false, /* isTypedMethod. Only relevant for methods. */
270 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
271 : };
272 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
273 : static_assert(0 < 1, "There is no slot for us");
274 :
275 : static bool
276 0 : getIndexOfItem(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::ListBoxObject* self, const JSJitMethodCallArgs& args)
277 : {
278 0 : if (MOZ_UNLIKELY(args.length() < 1)) {
279 0 : return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "ListBoxObject.getIndexOfItem");
280 : }
281 0 : NonNull<mozilla::dom::Element> arg0;
282 0 : if (args[0].isObject()) {
283 : {
284 0 : nsresult rv = UnwrapObject<prototypes::id::Element, mozilla::dom::Element>(args[0], arg0);
285 0 : if (NS_FAILED(rv)) {
286 0 : ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "Argument 1 of ListBoxObject.getIndexOfItem", "Element");
287 0 : return false;
288 : }
289 : }
290 : } else {
291 0 : ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 1 of ListBoxObject.getIndexOfItem");
292 0 : return false;
293 : }
294 0 : int32_t result(self->GetIndexOfItem(NonNullHelper(arg0)));
295 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
296 0 : args.rval().setInt32(int32_t(result));
297 0 : return true;
298 : }
299 :
300 : static const JSJitInfo getIndexOfItem_methodinfo = {
301 : { (JSJitGetterOp)getIndexOfItem },
302 : { prototypes::id::ListBoxObject },
303 : { PrototypeTraits<prototypes::id::ListBoxObject>::Depth },
304 : JSJitInfo::Method,
305 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
306 : JSVAL_TYPE_INT32, /* returnType. Not relevant for setters. */
307 : false, /* isInfallible. False in setters. */
308 : false, /* isMovable. Not relevant for setters. */
309 : false, /* isEliminatable. Not relevant for setters. */
310 : false, /* isAlwaysInSlot. Only relevant for getters. */
311 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
312 : false, /* isTypedMethod. Only relevant for methods. */
313 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
314 : };
315 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
316 : static_assert(0 < 1, "There is no slot for us");
317 :
318 : static bool
319 0 : _addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
320 : {
321 0 : mozilla::dom::ListBoxObject* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::ListBoxObject>(obj);
322 : // We don't want to preserve if we don't have a wrapper, and we
323 : // obviously can't preserve if we're not initialized.
324 0 : if (self && self->GetWrapperPreserveColor()) {
325 0 : PreserveWrapper(self);
326 : }
327 0 : return true;
328 : }
329 :
330 : static void
331 0 : _finalize(js::FreeOp* fop, JSObject* obj)
332 : {
333 0 : mozilla::dom::ListBoxObject* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::ListBoxObject>(obj);
334 0 : if (self) {
335 0 : ClearWrapper(self, self, obj);
336 0 : AddForDeferredFinalization<mozilla::dom::ListBoxObject>(self);
337 : }
338 0 : }
339 :
340 : static void
341 0 : _objectMoved(JSObject* obj, const JSObject* old)
342 : {
343 0 : mozilla::dom::ListBoxObject* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::ListBoxObject>(obj);
344 0 : if (self) {
345 0 : UpdateWrapper(self, self, obj, old);
346 : }
347 0 : }
348 :
349 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
350 : #if defined(__clang__)
351 : #pragma clang diagnostic push
352 : #pragma clang diagnostic ignored "-Wmissing-braces"
353 : #endif
354 : static const JSFunctionSpec sMethods_specs[] = {
355 : JS_FNSPEC("getRowCount", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&getRowCount_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
356 : JS_FNSPEC("getRowHeight", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&getRowHeight_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
357 : JS_FNSPEC("getNumberOfVisibleRows", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&getNumberOfVisibleRows_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
358 : JS_FNSPEC("getIndexOfFirstVisibleRow", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&getIndexOfFirstVisibleRow_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
359 : JS_FNSPEC("ensureIndexIsVisible", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&ensureIndexIsVisible_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
360 : JS_FNSPEC("scrollToIndex", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&scrollToIndex_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
361 : JS_FNSPEC("scrollByLines", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&scrollByLines_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
362 : JS_FNSPEC("getItemAtIndex", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&getItemAtIndex_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
363 : JS_FNSPEC("getIndexOfItem", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&getIndexOfItem_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
364 : JS_FS_END
365 : };
366 : #if defined(__clang__)
367 : #pragma clang diagnostic pop
368 : #endif
369 :
370 :
371 : // Can't be const because the pref-enabled boolean needs to be writable
372 : static Prefable<const JSFunctionSpec> sMethods[] = {
373 : { nullptr, &sMethods_specs[0] },
374 : { nullptr, nullptr }
375 : };
376 :
377 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
378 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
379 : static_assert(9 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
380 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
381 :
382 :
383 : static uint16_t sNativeProperties_sortedPropertyIndices[9];
384 : static PropertyInfo sNativeProperties_propertyInfos[9];
385 :
386 : static const NativePropertiesN<1> sNativeProperties = {
387 : false, 0,
388 : false, 0,
389 : true, 0 /* sMethods */,
390 : false, 0,
391 : false, 0,
392 : false, 0,
393 : false, 0,
394 : -1,
395 : 9,
396 : sNativeProperties_sortedPropertyIndices,
397 : {
398 : { sMethods, &sNativeProperties_propertyInfos[0] }
399 : }
400 : };
401 : static_assert(9 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
402 : "We have a property info count that is oversized");
403 :
404 : static const DOMIfaceAndProtoJSClass sPrototypeClass = {
405 : {
406 : "ListBoxObjectPrototype",
407 : JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
408 : JS_NULL_CLASS_OPS,
409 : JS_NULL_CLASS_SPEC,
410 : JS_NULL_CLASS_EXT,
411 : JS_NULL_OBJECT_OPS
412 : },
413 : eInterfacePrototype,
414 : false,
415 : prototypes::id::ListBoxObject,
416 : PrototypeTraits<prototypes::id::ListBoxObject>::Depth,
417 : sNativePropertyHooks,
418 : "[object ListBoxObjectPrototype]",
419 : BoxObjectBinding::GetProtoObject
420 : };
421 :
422 : static const js::ClassOps sClassOps = {
423 : _addProperty, /* addProperty */
424 : nullptr, /* delProperty */
425 : nullptr, /* getProperty */
426 : nullptr, /* setProperty */
427 : nullptr, /* enumerate */
428 : nullptr, /* newEnumerate */
429 : nullptr, /* resolve */
430 : nullptr, /* mayResolve */
431 : _finalize, /* finalize */
432 : nullptr, /* call */
433 : nullptr, /* hasInstance */
434 : nullptr, /* construct */
435 : nullptr, /* trace */
436 : };
437 :
438 : static const js::ClassExtension sClassExtension = {
439 : nullptr, /* weakmapKeyDelegateOp */
440 : _objectMoved /* objectMovedOp */
441 : };
442 :
443 : static const DOMJSClass sClass = {
444 : { "ListBoxObject",
445 : JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
446 : &sClassOps,
447 : JS_NULL_CLASS_SPEC,
448 : &sClassExtension,
449 : JS_NULL_OBJECT_OPS
450 : },
451 : { prototypes::id::BoxObject, prototypes::id::ListBoxObject, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count },
452 : IsBaseOf<nsISupports, mozilla::dom::ListBoxObject >::value,
453 : sNativePropertyHooks,
454 : FindAssociatedGlobalForNative<mozilla::dom::ListBoxObject>::Get,
455 : GetProtoObjectHandle,
456 : GetCCParticipant<mozilla::dom::ListBoxObject>::Get()
457 : };
458 : static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
459 : "Must have the right minimal number of reserved slots.");
460 : static_assert(1 >= 1,
461 : "Must have enough reserved slots.");
462 :
463 : const JSClass*
464 0 : GetJSClass()
465 : {
466 0 : return sClass.ToJSClass();
467 : }
468 :
469 : bool
470 0 : Wrap(JSContext* aCx, mozilla::dom::ListBoxObject* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
471 : {
472 : MOZ_ASSERT(static_cast<mozilla::dom::ListBoxObject*>(aObject) ==
473 : reinterpret_cast<mozilla::dom::ListBoxObject*>(aObject),
474 : "Multiple inheritance for mozilla::dom::ListBoxObject is broken.");
475 : MOZ_ASSERT(static_cast<mozilla::dom::BoxObject*>(aObject) ==
476 : reinterpret_cast<mozilla::dom::BoxObject*>(aObject),
477 : "Multiple inheritance for mozilla::dom::BoxObject is broken.");
478 0 : MOZ_ASSERT(ToSupportsIsCorrect(aObject));
479 0 : MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
480 0 : MOZ_ASSERT(!aCache->GetWrapper(),
481 : "You should probably not be using Wrap() directly; use "
482 : "GetOrCreateDOMReflector instead");
483 :
484 0 : MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
485 : "nsISupports must be on our primary inheritance chain");
486 :
487 0 : JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
488 0 : if (!global) {
489 0 : return false;
490 : }
491 0 : MOZ_ASSERT(JS_IsGlobalObject(global));
492 0 : MOZ_ASSERT(JS::ObjectIsNotGray(global));
493 :
494 : // That might have ended up wrapping us already, due to the wonders
495 : // of XBL. Check for that, and bail out as needed.
496 0 : aReflector.set(aCache->GetWrapper());
497 0 : if (aReflector) {
498 : #ifdef DEBUG
499 0 : binding_detail::AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
500 : #endif // DEBUG
501 0 : return true;
502 : }
503 :
504 0 : JSAutoCompartment ac(aCx, global);
505 0 : JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
506 0 : if (!canonicalProto) {
507 0 : return false;
508 : }
509 0 : JS::Rooted<JSObject*> proto(aCx);
510 0 : if (aGivenProto) {
511 0 : proto = aGivenProto;
512 : // Unfortunately, while aGivenProto was in the compartment of aCx
513 : // coming in, we changed compartments to that of "parent" so may need
514 : // to wrap the proto here.
515 0 : if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
516 0 : if (!JS_WrapObject(aCx, &proto)) {
517 0 : return false;
518 : }
519 : }
520 : } else {
521 0 : proto = canonicalProto;
522 : }
523 :
524 0 : BindingJSObjectCreator<mozilla::dom::ListBoxObject> creator(aCx);
525 0 : creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
526 0 : if (!aReflector) {
527 0 : return false;
528 : }
529 :
530 0 : aCache->SetWrapper(aReflector);
531 0 : creator.InitializationSucceeded();
532 :
533 0 : MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
534 : aCache->GetWrapperPreserveColor() == aReflector);
535 : // If proto != canonicalProto, we have to preserve our wrapper;
536 : // otherwise we won't be able to properly recreate it later, since
537 : // we won't know what proto to use. Note that we don't check
538 : // aGivenProto here, since it's entirely possible (and even
539 : // somewhat common) to have a non-null aGivenProto which is the
540 : // same as canonicalProto.
541 0 : if (proto != canonicalProto) {
542 0 : PreserveWrapper(aObject);
543 : }
544 :
545 0 : return true;
546 : }
547 :
548 : const NativePropertyHooks sNativePropertyHooks[] = { {
549 : nullptr,
550 : nullptr,
551 : nullptr,
552 : { sNativeProperties.Upcast(), nullptr },
553 : prototypes::id::ListBoxObject,
554 : constructors::id::_ID_Count,
555 : BoxObjectBinding::sNativePropertyHooks,
556 : &DefaultXrayExpandoObjectClass
557 : } };
558 :
559 : void
560 0 : CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
561 : {
562 0 : JS::Handle<JSObject*> parentProto(BoxObjectBinding::GetProtoObjectHandle(aCx));
563 0 : if (!parentProto) {
564 0 : return;
565 : }
566 :
567 : static bool sIdsInited = false;
568 0 : if (!sIdsInited && NS_IsMainThread()) {
569 0 : if (!InitIds(aCx, sNativeProperties.Upcast())) {
570 0 : return;
571 : }
572 0 : sIdsInited = true;
573 : }
574 :
575 0 : JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::ListBoxObject);
576 0 : JS::Heap<JSObject*>* interfaceCache = nullptr;
577 0 : dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
578 : &sPrototypeClass.mBase, protoCache,
579 : nullptr, nullptr, 0, nullptr,
580 : interfaceCache,
581 : sNativeProperties.Upcast(),
582 : nullptr,
583 : nullptr, aDefineOnGlobal,
584 : nullptr,
585 0 : false);
586 : }
587 :
588 : JS::Handle<JSObject*>
589 0 : GetProtoObjectHandle(JSContext* aCx)
590 : {
591 : /* Get the interface prototype object for this class. This will create the
592 : object as needed. */
593 0 : bool aDefineOnGlobal = true;
594 :
595 : /* Make sure our global is sane. Hopefully we can remove this sometime */
596 0 : JSObject* global = JS::CurrentGlobalOrNull(aCx);
597 0 : if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
598 0 : return nullptr;
599 : }
600 :
601 : /* Check to see whether the interface objects are already installed */
602 0 : ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
603 0 : if (!protoAndIfaceCache.HasEntryInSlot(prototypes::id::ListBoxObject)) {
604 0 : JS::Rooted<JSObject*> rootedGlobal(aCx, global);
605 0 : CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
606 : }
607 :
608 : /*
609 : * The object might _still_ be null, but that's OK.
610 : *
611 : * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
612 : * traced by TraceProtoAndIfaceCache() and its contents are never
613 : * changed after they have been set.
614 : *
615 : * Calling address() avoids the read read barrier that does gray
616 : * unmarking, but it's not possible for the object to be gray here.
617 : */
618 :
619 0 : const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(prototypes::id::ListBoxObject);
620 0 : MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
621 0 : return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
622 : }
623 :
624 : } // namespace ListBoxObjectBinding
625 :
626 :
627 :
628 : } // namespace dom
629 : } // namespace mozilla
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