1/*
2 This file is part of the WebKit open source project.
3 This file has been generated by generate-bindings.pl. DO NOT MODIFY!
4
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public
7 License as published by the Free Software Foundation; either
8 version 2 of the License, or (at your option) any later version.
9
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
14
15 You should have received a copy of the GNU Library General Public License
16 along with this library; see the file COPYING.LIB. If not, write to
17 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 Boston, MA 02110-1301, USA.
19*/
20
21#include "config.h"
22#include "JSVisualViewport.h"
23
24#include "EventNames.h"
25#include "JSDOMAttribute.h"
26#include "JSDOMBinding.h"
27#include "JSDOMConstructorNotConstructable.h"
28#include "JSDOMConvertNumbers.h"
29#include "JSDOMExceptionHandling.h"
30#include "JSDOMWrapperCache.h"
31#include "JSEventListener.h"
32#include "ScriptExecutionContext.h"
33#include <JavaScriptCore/HeapSnapshotBuilder.h>
34#include <JavaScriptCore/JSCInlines.h>
35#include <wtf/GetPtr.h>
36#include <wtf/PointerPreparations.h>
37#include <wtf/URL.h>
38
39
40namespace WebCore {
41using namespace JSC;
42
43// Attributes
44
45JSC::EncodedJSValue jsVisualViewportConstructor(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
46bool setJSVisualViewportConstructor(JSC::ExecState*, JSC::EncodedJSValue, JSC::EncodedJSValue);
47JSC::EncodedJSValue jsVisualViewportOffsetLeft(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
48JSC::EncodedJSValue jsVisualViewportOffsetTop(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
49JSC::EncodedJSValue jsVisualViewportPageLeft(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
50JSC::EncodedJSValue jsVisualViewportPageTop(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
51JSC::EncodedJSValue jsVisualViewportWidth(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
52JSC::EncodedJSValue jsVisualViewportHeight(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
53JSC::EncodedJSValue jsVisualViewportScale(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
54JSC::EncodedJSValue jsVisualViewportOnresize(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
55bool setJSVisualViewportOnresize(JSC::ExecState*, JSC::EncodedJSValue, JSC::EncodedJSValue);
56JSC::EncodedJSValue jsVisualViewportOnscroll(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
57bool setJSVisualViewportOnscroll(JSC::ExecState*, JSC::EncodedJSValue, JSC::EncodedJSValue);
58
59class JSVisualViewportPrototype : public JSC::JSNonFinalObject {
60public:
61 using Base = JSC::JSNonFinalObject;
62 static JSVisualViewportPrototype* create(JSC::VM& vm, JSDOMGlobalObject* globalObject, JSC::Structure* structure)
63 {
64 JSVisualViewportPrototype* ptr = new (NotNull, JSC::allocateCell<JSVisualViewportPrototype>(vm.heap)) JSVisualViewportPrototype(vm, globalObject, structure);
65 ptr->finishCreation(vm);
66 return ptr;
67 }
68
69 DECLARE_INFO;
70 static JSC::Structure* createStructure(JSC::VM& vm, JSC::JSGlobalObject* globalObject, JSC::JSValue prototype)
71 {
72 return JSC::Structure::create(vm, globalObject, prototype, JSC::TypeInfo(JSC::ObjectType, StructureFlags), info());
73 }
74
75private:
76 JSVisualViewportPrototype(JSC::VM& vm, JSC::JSGlobalObject*, JSC::Structure* structure)
77 : JSC::JSNonFinalObject(vm, structure)
78 {
79 }
80
81 void finishCreation(JSC::VM&);
82};
83
84using JSVisualViewportConstructor = JSDOMConstructorNotConstructable<JSVisualViewport>;
85
86template<> JSValue JSVisualViewportConstructor::prototypeForStructure(JSC::VM& vm, const JSDOMGlobalObject& globalObject)
87{
88 return JSEventTarget::getConstructor(vm, &globalObject);
89}
90
91template<> void JSVisualViewportConstructor::initializeProperties(VM& vm, JSDOMGlobalObject& globalObject)
92{
93 putDirect(vm, vm.propertyNames->prototype, JSVisualViewport::prototype(vm, globalObject), JSC::PropertyAttribute::DontDelete | JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum);
94 putDirect(vm, vm.propertyNames->name, jsNontrivialString(&vm, String("VisualViewport"_s)), JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum);
95 putDirect(vm, vm.propertyNames->length, jsNumber(0), JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum);
96}
97
98template<> const ClassInfo JSVisualViewportConstructor::s_info = { "VisualViewport", &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSVisualViewportConstructor) };
99
100/* Hash table for prototype */
101
102static const HashTableValue JSVisualViewportPrototypeTableValues[] =
103{
104 { "constructor", static_cast<unsigned>(JSC::PropertyAttribute::DontEnum), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsVisualViewportConstructor), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(setJSVisualViewportConstructor) } },
105 { "offsetLeft", static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsVisualViewportOffsetLeft), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
106 { "offsetTop", static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsVisualViewportOffsetTop), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
107 { "pageLeft", static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsVisualViewportPageLeft), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
108 { "pageTop", static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsVisualViewportPageTop), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
109 { "width", static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsVisualViewportWidth), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
110 { "height", static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsVisualViewportHeight), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
111 { "scale", static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsVisualViewportScale), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
112 { "onresize", static_cast<unsigned>(JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsVisualViewportOnresize), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(setJSVisualViewportOnresize) } },
113 { "onscroll", static_cast<unsigned>(JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsVisualViewportOnscroll), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(setJSVisualViewportOnscroll) } },
114};
115
116const ClassInfo JSVisualViewportPrototype::s_info = { "VisualViewportPrototype", &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSVisualViewportPrototype) };
117
118void JSVisualViewportPrototype::finishCreation(VM& vm)
119{
120 Base::finishCreation(vm);
121 reifyStaticProperties(vm, JSVisualViewport::info(), JSVisualViewportPrototypeTableValues, *this);
122}
123
124const ClassInfo JSVisualViewport::s_info = { "VisualViewport", &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSVisualViewport) };
125
126JSVisualViewport::JSVisualViewport(Structure* structure, JSDOMGlobalObject& globalObject, Ref<VisualViewport>&& impl)
127 : JSEventTarget(structure, globalObject, WTFMove(impl))
128{
129}
130
131void JSVisualViewport::finishCreation(VM& vm)
132{
133 Base::finishCreation(vm);
134 ASSERT(inherits(vm, info()));
135
136}
137
138JSObject* JSVisualViewport::createPrototype(VM& vm, JSDOMGlobalObject& globalObject)
139{
140 return JSVisualViewportPrototype::create(vm, &globalObject, JSVisualViewportPrototype::createStructure(vm, &globalObject, JSEventTarget::prototype(vm, globalObject)));
141}
142
143JSObject* JSVisualViewport::prototype(VM& vm, JSDOMGlobalObject& globalObject)
144{
145 return getDOMPrototype<JSVisualViewport>(vm, globalObject);
146}
147
148JSValue JSVisualViewport::getConstructor(VM& vm, const JSGlobalObject* globalObject)
149{
150 return getDOMConstructor<JSVisualViewportConstructor>(vm, *jsCast<const JSDOMGlobalObject*>(globalObject));
151}
152
153template<> inline JSVisualViewport* IDLAttribute<JSVisualViewport>::cast(ExecState& state, EncodedJSValue thisValue)
154{
155 return jsDynamicCast<JSVisualViewport*>(state.vm(), JSValue::decode(thisValue));
156}
157
158EncodedJSValue jsVisualViewportConstructor(ExecState* state, EncodedJSValue thisValue, PropertyName)
159{
160 VM& vm = state->vm();
161 auto throwScope = DECLARE_THROW_SCOPE(vm);
162 auto* prototype = jsDynamicCast<JSVisualViewportPrototype*>(vm, JSValue::decode(thisValue));
163 if (UNLIKELY(!prototype))
164 return throwVMTypeError(state, throwScope);
165 return JSValue::encode(JSVisualViewport::getConstructor(state->vm(), prototype->globalObject()));
166}
167
168bool setJSVisualViewportConstructor(ExecState* state, EncodedJSValue thisValue, EncodedJSValue encodedValue)
169{
170 VM& vm = state->vm();
171 auto throwScope = DECLARE_THROW_SCOPE(vm);
172 auto* prototype = jsDynamicCast<JSVisualViewportPrototype*>(vm, JSValue::decode(thisValue));
173 if (UNLIKELY(!prototype)) {
174 throwVMTypeError(state, throwScope);
175 return false;
176 }
177 // Shadowing a built-in constructor
178 return prototype->putDirect(vm, vm.propertyNames->constructor, JSValue::decode(encodedValue));
179}
180
181static inline JSValue jsVisualViewportOffsetLeftGetter(ExecState& state, JSVisualViewport& thisObject, ThrowScope& throwScope)
182{
183 UNUSED_PARAM(throwScope);
184 UNUSED_PARAM(state);
185 auto& impl = thisObject.wrapped();
186 JSValue result = toJS<IDLDouble>(state, throwScope, impl.offsetLeft());
187 return result;
188}
189
190EncodedJSValue jsVisualViewportOffsetLeft(ExecState* state, EncodedJSValue thisValue, PropertyName)
191{
192 return IDLAttribute<JSVisualViewport>::get<jsVisualViewportOffsetLeftGetter, CastedThisErrorBehavior::Assert>(*state, thisValue, "offsetLeft");
193}
194
195static inline JSValue jsVisualViewportOffsetTopGetter(ExecState& state, JSVisualViewport& thisObject, ThrowScope& throwScope)
196{
197 UNUSED_PARAM(throwScope);
198 UNUSED_PARAM(state);
199 auto& impl = thisObject.wrapped();
200 JSValue result = toJS<IDLDouble>(state, throwScope, impl.offsetTop());
201 return result;
202}
203
204EncodedJSValue jsVisualViewportOffsetTop(ExecState* state, EncodedJSValue thisValue, PropertyName)
205{
206 return IDLAttribute<JSVisualViewport>::get<jsVisualViewportOffsetTopGetter, CastedThisErrorBehavior::Assert>(*state, thisValue, "offsetTop");
207}
208
209static inline JSValue jsVisualViewportPageLeftGetter(ExecState& state, JSVisualViewport& thisObject, ThrowScope& throwScope)
210{
211 UNUSED_PARAM(throwScope);
212 UNUSED_PARAM(state);
213 auto& impl = thisObject.wrapped();
214 JSValue result = toJS<IDLDouble>(state, throwScope, impl.pageLeft());
215 return result;
216}
217
218EncodedJSValue jsVisualViewportPageLeft(ExecState* state, EncodedJSValue thisValue, PropertyName)
219{
220 return IDLAttribute<JSVisualViewport>::get<jsVisualViewportPageLeftGetter, CastedThisErrorBehavior::Assert>(*state, thisValue, "pageLeft");
221}
222
223static inline JSValue jsVisualViewportPageTopGetter(ExecState& state, JSVisualViewport& thisObject, ThrowScope& throwScope)
224{
225 UNUSED_PARAM(throwScope);
226 UNUSED_PARAM(state);
227 auto& impl = thisObject.wrapped();
228 JSValue result = toJS<IDLDouble>(state, throwScope, impl.pageTop());
229 return result;
230}
231
232EncodedJSValue jsVisualViewportPageTop(ExecState* state, EncodedJSValue thisValue, PropertyName)
233{
234 return IDLAttribute<JSVisualViewport>::get<jsVisualViewportPageTopGetter, CastedThisErrorBehavior::Assert>(*state, thisValue, "pageTop");
235}
236
237static inline JSValue jsVisualViewportWidthGetter(ExecState& state, JSVisualViewport& thisObject, ThrowScope& throwScope)
238{
239 UNUSED_PARAM(throwScope);
240 UNUSED_PARAM(state);
241 auto& impl = thisObject.wrapped();
242 JSValue result = toJS<IDLDouble>(state, throwScope, impl.width());
243 return result;
244}
245
246EncodedJSValue jsVisualViewportWidth(ExecState* state, EncodedJSValue thisValue, PropertyName)
247{
248 return IDLAttribute<JSVisualViewport>::get<jsVisualViewportWidthGetter, CastedThisErrorBehavior::Assert>(*state, thisValue, "width");
249}
250
251static inline JSValue jsVisualViewportHeightGetter(ExecState& state, JSVisualViewport& thisObject, ThrowScope& throwScope)
252{
253 UNUSED_PARAM(throwScope);
254 UNUSED_PARAM(state);
255 auto& impl = thisObject.wrapped();
256 JSValue result = toJS<IDLDouble>(state, throwScope, impl.height());
257 return result;
258}
259
260EncodedJSValue jsVisualViewportHeight(ExecState* state, EncodedJSValue thisValue, PropertyName)
261{
262 return IDLAttribute<JSVisualViewport>::get<jsVisualViewportHeightGetter, CastedThisErrorBehavior::Assert>(*state, thisValue, "height");
263}
264
265static inline JSValue jsVisualViewportScaleGetter(ExecState& state, JSVisualViewport& thisObject, ThrowScope& throwScope)
266{
267 UNUSED_PARAM(throwScope);
268 UNUSED_PARAM(state);
269 auto& impl = thisObject.wrapped();
270 JSValue result = toJS<IDLDouble>(state, throwScope, impl.scale());
271 return result;
272}
273
274EncodedJSValue jsVisualViewportScale(ExecState* state, EncodedJSValue thisValue, PropertyName)
275{
276 return IDLAttribute<JSVisualViewport>::get<jsVisualViewportScaleGetter, CastedThisErrorBehavior::Assert>(*state, thisValue, "scale");
277}
278
279static inline JSValue jsVisualViewportOnresizeGetter(ExecState& state, JSVisualViewport& thisObject, ThrowScope& throwScope)
280{
281 UNUSED_PARAM(throwScope);
282 UNUSED_PARAM(state);
283 return eventHandlerAttribute(thisObject.wrapped(), eventNames().resizeEvent, worldForDOMObject(thisObject));
284}
285
286EncodedJSValue jsVisualViewportOnresize(ExecState* state, EncodedJSValue thisValue, PropertyName)
287{
288 return IDLAttribute<JSVisualViewport>::get<jsVisualViewportOnresizeGetter, CastedThisErrorBehavior::Assert>(*state, thisValue, "onresize");
289}
290
291static inline bool setJSVisualViewportOnresizeSetter(ExecState& state, JSVisualViewport& thisObject, JSValue value, ThrowScope& throwScope)
292{
293 UNUSED_PARAM(throwScope);
294 setEventHandlerAttribute(state, thisObject, thisObject.wrapped(), eventNames().resizeEvent, value);
295 return true;
296}
297
298bool setJSVisualViewportOnresize(ExecState* state, EncodedJSValue thisValue, EncodedJSValue encodedValue)
299{
300 return IDLAttribute<JSVisualViewport>::set<setJSVisualViewportOnresizeSetter>(*state, thisValue, encodedValue, "onresize");
301}
302
303static inline JSValue jsVisualViewportOnscrollGetter(ExecState& state, JSVisualViewport& thisObject, ThrowScope& throwScope)
304{
305 UNUSED_PARAM(throwScope);
306 UNUSED_PARAM(state);
307 return eventHandlerAttribute(thisObject.wrapped(), eventNames().scrollEvent, worldForDOMObject(thisObject));
308}
309
310EncodedJSValue jsVisualViewportOnscroll(ExecState* state, EncodedJSValue thisValue, PropertyName)
311{
312 return IDLAttribute<JSVisualViewport>::get<jsVisualViewportOnscrollGetter, CastedThisErrorBehavior::Assert>(*state, thisValue, "onscroll");
313}
314
315static inline bool setJSVisualViewportOnscrollSetter(ExecState& state, JSVisualViewport& thisObject, JSValue value, ThrowScope& throwScope)
316{
317 UNUSED_PARAM(throwScope);
318 setEventHandlerAttribute(state, thisObject, thisObject.wrapped(), eventNames().scrollEvent, value);
319 return true;
320}
321
322bool setJSVisualViewportOnscroll(ExecState* state, EncodedJSValue thisValue, EncodedJSValue encodedValue)
323{
324 return IDLAttribute<JSVisualViewport>::set<setJSVisualViewportOnscrollSetter>(*state, thisValue, encodedValue, "onscroll");
325}
326
327void JSVisualViewport::heapSnapshot(JSCell* cell, HeapSnapshotBuilder& builder)
328{
329 auto* thisObject = jsCast<JSVisualViewport*>(cell);
330 builder.setWrappedObjectForCell(cell, &thisObject->wrapped());
331 if (thisObject->scriptExecutionContext())
332 builder.setLabelForCell(cell, "url " + thisObject->scriptExecutionContext()->url().string());
333 Base::heapSnapshot(cell, builder);
334}
335
336bool JSVisualViewportOwner::isReachableFromOpaqueRoots(JSC::Handle<JSC::Unknown> handle, void*, SlotVisitor& visitor, const char** reason)
337{
338 auto* jsVisualViewport = jsCast<JSVisualViewport*>(handle.slot()->asCell());
339 if (jsVisualViewport->wrapped().isFiringEventListeners()) {
340 if (UNLIKELY(reason))
341 *reason = "EventTarget firing event listeners";
342 return true;
343 }
344 Frame* root = WTF::getPtr(jsVisualViewport->wrapped().frame());
345 if (!root)
346 return false;
347 if (UNLIKELY(reason))
348 *reason = "Reachable from Frame";
349 return visitor.containsOpaqueRoot(root);
350}
351
352void JSVisualViewportOwner::finalize(JSC::Handle<JSC::Unknown> handle, void* context)
353{
354 auto* jsVisualViewport = static_cast<JSVisualViewport*>(handle.slot()->asCell());
355 auto& world = *static_cast<DOMWrapperWorld*>(context);
356 uncacheWrapper(world, &jsVisualViewport->wrapped(), jsVisualViewport);
357}
358
359#if ENABLE(BINDING_INTEGRITY)
360#if PLATFORM(WIN)
361#pragma warning(disable: 4483)
362extern "C" { extern void (*const __identifier("??_7VisualViewport@WebCore@@6B@")[])(); }
363#else
364extern "C" { extern void* _ZTVN7WebCore14VisualViewportE[]; }
365#endif
366#endif
367
368JSC::JSValue toJSNewlyCreated(JSC::ExecState*, JSDOMGlobalObject* globalObject, Ref<VisualViewport>&& impl)
369{
370
371#if ENABLE(BINDING_INTEGRITY)
372 void* actualVTablePointer = *(reinterpret_cast<void**>(impl.ptr()));
373#if PLATFORM(WIN)
374 void* expectedVTablePointer = WTF_PREPARE_VTBL_POINTER_FOR_INSPECTION(__identifier("??_7VisualViewport@WebCore@@6B@"));
375#else
376 void* expectedVTablePointer = WTF_PREPARE_VTBL_POINTER_FOR_INSPECTION(&_ZTVN7WebCore14VisualViewportE[2]);
377#endif
378
379 // If this fails VisualViewport does not have a vtable, so you need to add the
380 // ImplementationLacksVTable attribute to the interface definition
381 static_assert(std::is_polymorphic<VisualViewport>::value, "VisualViewport is not polymorphic");
382
383 // If you hit this assertion you either have a use after free bug, or
384 // VisualViewport has subclasses. If VisualViewport has subclasses that get passed
385 // to toJS() we currently require VisualViewport you to opt out of binding hardening
386 // by adding the SkipVTableValidation attribute to the interface IDL definition
387 RELEASE_ASSERT(actualVTablePointer == expectedVTablePointer);
388#endif
389 return createWrapper<VisualViewport>(globalObject, WTFMove(impl));
390}
391
392JSC::JSValue toJS(JSC::ExecState* state, JSDOMGlobalObject* globalObject, VisualViewport& impl)
393{
394 return wrap(state, globalObject, impl);
395}
396
397VisualViewport* JSVisualViewport::toWrapped(JSC::VM& vm, JSC::JSValue value)
398{
399 if (auto* wrapper = jsDynamicCast<JSVisualViewport*>(vm, value))
400 return &wrapper->wrapped();
401 return nullptr;
402}
403
404}
405