DerivedSources/WebCore/JSWheelEvent.cpp - third_party/webkit - Git at Google

 /*
     This file is part of the WebKit open source project.
     This file has been generated by generate-bindings.pl. DO NOT MODIFY!

     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
     License as published by the Free Software Foundation; either
     version 2 of the License, or (at your option) any later version.

     This library is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     Library General Public License for more details.

     You should have received a copy of the GNU Library General Public License
     along with this library; see the file COPYING.LIB.  If not, write to
     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     Boston, MA 02110-1301, USA.
 */

 #include "config.h"
 #include "JSWheelEvent.h"

 #include "ExceptionCode.h"
 #include "JSDOMBinding.h"
 #include "JSDOMConstructor.h"
 #include "JSDOMConvert.h"
 #include "JSDOMWindow.h"
 #include "JSDictionary.h"
 #include <runtime/Error.h>
 #include <wtf/GetPtr.h>

 using namespace JSC;

 namespace WebCore {

 // Functions

 JSC::EncodedJSValue JSC_HOST_CALL jsWheelEventPrototypeFunctionInitWebKitWheelEvent(JSC::ExecState*);

 // Attributes

 JSC::EncodedJSValue jsWheelEventDeltaX(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
 JSC::EncodedJSValue jsWheelEventDeltaY(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
 JSC::EncodedJSValue jsWheelEventDeltaZ(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
 JSC::EncodedJSValue jsWheelEventDeltaMode(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
 JSC::EncodedJSValue jsWheelEventWheelDeltaX(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
 JSC::EncodedJSValue jsWheelEventWheelDeltaY(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
 JSC::EncodedJSValue jsWheelEventWheelDelta(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
 JSC::EncodedJSValue jsWheelEventWebkitDirectionInvertedFromDevice(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
 JSC::EncodedJSValue jsWheelEventConstructor(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
 bool setJSWheelEventConstructor(JSC::ExecState*, JSC::EncodedJSValue, JSC::EncodedJSValue);

 class JSWheelEventPrototype : public JSC::JSNonFinalObject {
 public:
     typedef JSC::JSNonFinalObject Base;
     static JSWheelEventPrototype* create(JSC::VM& vm, JSC::JSGlobalObject* globalObject, JSC::Structure* structure)
     {
         JSWheelEventPrototype* ptr = new (NotNull, JSC::allocateCell<JSWheelEventPrototype>(vm.heap)) JSWheelEventPrototype(vm, globalObject, structure);
         ptr->finishCreation(vm);
         return ptr;
     }

     DECLARE_INFO;
     static JSC::Structure* createStructure(JSC::VM& vm, JSC::JSGlobalObject* globalObject, JSC::JSValue prototype)
     {
         return JSC::Structure::create(vm, globalObject, prototype, JSC::TypeInfo(JSC::ObjectType, StructureFlags), info());
     }

 private:
     JSWheelEventPrototype(JSC::VM& vm, JSC::JSGlobalObject*, JSC::Structure* structure)
         : JSC::JSNonFinalObject(vm, structure)
     {
     }

     void finishCreation(JSC::VM&);
 };

 typedef JSDOMConstructor<JSWheelEvent> JSWheelEventConstructor;

 /* Hash table for constructor */

 static const HashTableValue JSWheelEventConstructorTableValues[] =
 {
     { "DOM_DELTA_PIXEL", DontDelete | ReadOnly | ConstantInteger, NoIntrinsic, { (long long)(0x00) } },
     { "DOM_DELTA_LINE", DontDelete | ReadOnly | ConstantInteger, NoIntrinsic, { (long long)(0x01) } },
     { "DOM_DELTA_PAGE", DontDelete | ReadOnly | ConstantInteger, NoIntrinsic, { (long long)(0x02) } },
 };

 static_assert(WheelEvent::DOM_DELTA_PIXEL == 0x00, "DOM_DELTA_PIXEL in WheelEvent does not match value from IDL");
 static_assert(WheelEvent::DOM_DELTA_LINE == 0x01, "DOM_DELTA_LINE in WheelEvent does not match value from IDL");
 static_assert(WheelEvent::DOM_DELTA_PAGE == 0x02, "DOM_DELTA_PAGE in WheelEvent does not match value from IDL");

 template<> EncodedJSValue JSC_HOST_CALL JSWheelEventConstructor::construct(ExecState* state)
 {
     VM& vm = state->vm();
     auto throwScope = DECLARE_THROW_SCOPE(vm);
     auto* jsConstructor = jsCast<JSWheelEventConstructor*>(state->callee());
     ASSERT(jsConstructor);

     if (!jsConstructor->scriptExecutionContext())
         return throwConstructorScriptExecutionContextUnavailableError(*state, throwScope, "WheelEvent");

     if (UNLIKELY(state->argumentCount() < 1))
         return throwVMError(state, throwScope, createNotEnoughArgumentsError(state));

     AtomicString eventType = state->uncheckedArgument(0).toString(state)->toAtomicString(state);
     RETURN_IF_EXCEPTION(throwScope, encodedJSValue());

     WheelEventInit eventInit;

     JSValue initializerValue = state->argument(1);
     if (!initializerValue.isUndefinedOrNull()) {
         // Given the above test, this will always yield an object.
         JSObject* initializerObject = initializerValue.toObject(state);
         ASSERT(!throwScope.exception());

         // Create the dictionary wrapper from the initializer object.
         JSDictionary dictionary(state, initializerObject);

         // Attempt to fill in the EventInit.
         if (!fillWheelEventInit(eventInit, dictionary))
             return JSValue::encode(jsUndefined());
     }

     Ref<WheelEvent> event = WheelEvent::createForBindings(eventType, eventInit);
     return JSValue::encode(createWrapper<WheelEvent>(jsConstructor->globalObject(), WTFMove(event)));
 }

 bool fillWheelEventInit(WheelEventInit& eventInit, JSDictionary& dictionary)
 {
     if (!fillMouseEventInit(eventInit, dictionary))
         return false;

     if (!dictionary.tryGetProperty("deltaX", eventInit.deltaX))
         return false;
     if (!dictionary.tryGetProperty("deltaY", eventInit.deltaY))
         return false;
     if (!dictionary.tryGetProperty("deltaZ", eventInit.deltaZ))
         return false;
     if (!dictionary.tryGetProperty("deltaMode", eventInit.deltaMode))
         return false;
     if (!dictionary.tryGetProperty("wheelDeltaX", eventInit.wheelDeltaX))
         return false;
     if (!dictionary.tryGetProperty("wheelDeltaY", eventInit.wheelDeltaY))
         return false;
     return true;
 }

 template<> JSValue JSWheelEventConstructor::prototypeForStructure(JSC::VM& vm, const JSDOMGlobalObject& globalObject)
 {
     return JSMouseEvent::getConstructor(vm, &globalObject);
 }

 template<> void JSWheelEventConstructor::initializeProperties(VM& vm, JSDOMGlobalObject& globalObject)
 {
     putDirect(vm, vm.propertyNames->prototype, JSWheelEvent::prototype(vm, &globalObject), DontDelete | ReadOnly | DontEnum);
     putDirect(vm, vm.propertyNames->name, jsNontrivialString(&vm, String(ASCIILiteral("WheelEvent"))), ReadOnly | DontEnum);
     putDirect(vm, vm.propertyNames->length, jsNumber(1), ReadOnly | DontEnum);
     reifyStaticProperties(vm, JSWheelEventConstructorTableValues, *this);
 }

 template<> ConstructType JSWheelEventConstructor::getConstructData(JSCell* cell, ConstructData& constructData)
 {
 #if ENABLE(DOM4_EVENTS_CONSTRUCTOR)
     UNUSED_PARAM(cell);
     constructData.native.function = construct;
     return ConstructType::Host;
 #else
     return Base::getConstructData(cell, constructData);
 #endif
 }

 template<> const ClassInfo JSWheelEventConstructor::s_info = { "WheelEvent", &Base::s_info, 0, CREATE_METHOD_TABLE(JSWheelEventConstructor) };

 /* Hash table for prototype */

 static const HashTableValue JSWheelEventPrototypeTableValues[] =
 {
     { "constructor", DontEnum, NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsWheelEventConstructor), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(setJSWheelEventConstructor) } },
     { "deltaX", ReadOnly | CustomAccessor, NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsWheelEventDeltaX), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
     { "deltaY", ReadOnly | CustomAccessor, NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsWheelEventDeltaY), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
     { "deltaZ", ReadOnly | CustomAccessor, NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsWheelEventDeltaZ), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
     { "deltaMode", ReadOnly | CustomAccessor, NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsWheelEventDeltaMode), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
     { "wheelDeltaX", ReadOnly | CustomAccessor, NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsWheelEventWheelDeltaX), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
     { "wheelDeltaY", ReadOnly | CustomAccessor, NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsWheelEventWheelDeltaY), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
     { "wheelDelta", ReadOnly | CustomAccessor, NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsWheelEventWheelDelta), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
     { "webkitDirectionInvertedFromDevice", ReadOnly | CustomAccessor, NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsWheelEventWebkitDirectionInvertedFromDevice), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
     { "initWebKitWheelEvent", JSC::Function, NoIntrinsic, { (intptr_t)static_cast<NativeFunction>(jsWheelEventPrototypeFunctionInitWebKitWheelEvent), (intptr_t) (0) } },
     { "DOM_DELTA_PIXEL", DontDelete | ReadOnly | ConstantInteger, NoIntrinsic, { (long long)(0x00) } },
     { "DOM_DELTA_LINE", DontDelete | ReadOnly | ConstantInteger, NoIntrinsic, { (long long)(0x01) } },
     { "DOM_DELTA_PAGE", DontDelete | ReadOnly | ConstantInteger, NoIntrinsic, { (long long)(0x02) } },
 };

 const ClassInfo JSWheelEventPrototype::s_info = { "WheelEventPrototype", &Base::s_info, 0, CREATE_METHOD_TABLE(JSWheelEventPrototype) };

 void JSWheelEventPrototype::finishCreation(VM& vm)
 {
     Base::finishCreation(vm);
     reifyStaticProperties(vm, JSWheelEventPrototypeTableValues, *this);
 }

 const ClassInfo JSWheelEvent::s_info = { "WheelEvent", &Base::s_info, 0, CREATE_METHOD_TABLE(JSWheelEvent) };

 JSWheelEvent::JSWheelEvent(Structure* structure, JSDOMGlobalObject& globalObject, Ref<WheelEvent>&& impl)
     : JSMouseEvent(structure, globalObject, WTFMove(impl))
 {
 }

 JSObject* JSWheelEvent::createPrototype(VM& vm, JSGlobalObject* globalObject)
 {
     return JSWheelEventPrototype::create(vm, globalObject, JSWheelEventPrototype::createStructure(vm, globalObject, JSMouseEvent::prototype(vm, globalObject)));
 }

 JSObject* JSWheelEvent::prototype(VM& vm, JSGlobalObject* globalObject)
 {
     return getDOMPrototype<JSWheelEvent>(vm, globalObject);
 }

 EncodedJSValue jsWheelEventDeltaX(ExecState* state, EncodedJSValue thisValue, PropertyName)
 {
     VM& vm = state->vm();
     auto throwScope = DECLARE_THROW_SCOPE(vm);
     UNUSED_PARAM(throwScope);
     UNUSED_PARAM(thisValue);
     JSValue decodedThisValue = JSValue::decode(thisValue);
     auto* castedThis = jsDynamicCast<JSWheelEvent*>(decodedThisValue);
     if (UNLIKELY(!castedThis)) {
         return throwGetterTypeError(*state, throwScope, "WheelEvent", "deltaX");
     }
     auto& impl = castedThis->wrapped();
     JSValue result = jsNumber(impl.deltaX());
     return JSValue::encode(result);
 }


 EncodedJSValue jsWheelEventDeltaY(ExecState* state, EncodedJSValue thisValue, PropertyName)
 {
     VM& vm = state->vm();
     auto throwScope = DECLARE_THROW_SCOPE(vm);
     UNUSED_PARAM(throwScope);
     UNUSED_PARAM(thisValue);
     JSValue decodedThisValue = JSValue::decode(thisValue);
     auto* castedThis = jsDynamicCast<JSWheelEvent*>(decodedThisValue);
     if (UNLIKELY(!castedThis)) {
         return throwGetterTypeError(*state, throwScope, "WheelEvent", "deltaY");
     }
     auto& impl = castedThis->wrapped();
     JSValue result = jsNumber(impl.deltaY());
     return JSValue::encode(result);
 }


 EncodedJSValue jsWheelEventDeltaZ(ExecState* state, EncodedJSValue thisValue, PropertyName)
 {
     VM& vm = state->vm();
     auto throwScope = DECLARE_THROW_SCOPE(vm);
     UNUSED_PARAM(throwScope);
     UNUSED_PARAM(thisValue);
     JSValue decodedThisValue = JSValue::decode(thisValue);
     auto* castedThis = jsDynamicCast<JSWheelEvent*>(decodedThisValue);
     if (UNLIKELY(!castedThis)) {
         return throwGetterTypeError(*state, throwScope, "WheelEvent", "deltaZ");
     }
     auto& impl = castedThis->wrapped();
     JSValue result = jsNumber(impl.deltaZ());
     return JSValue::encode(result);
 }


 EncodedJSValue jsWheelEventDeltaMode(ExecState* state, EncodedJSValue thisValue, PropertyName)
 {
     VM& vm = state->vm();
     auto throwScope = DECLARE_THROW_SCOPE(vm);
     UNUSED_PARAM(throwScope);
     UNUSED_PARAM(thisValue);
     JSValue decodedThisValue = JSValue::decode(thisValue);
     auto* castedThis = jsDynamicCast<JSWheelEvent*>(decodedThisValue);
     if (UNLIKELY(!castedThis)) {
         return throwGetterTypeError(*state, throwScope, "WheelEvent", "deltaMode");
     }
     auto& impl = castedThis->wrapped();
     JSValue result = jsNumber(impl.deltaMode());
     return JSValue::encode(result);
 }


 EncodedJSValue jsWheelEventWheelDeltaX(ExecState* state, EncodedJSValue thisValue, PropertyName)
 {
     VM& vm = state->vm();
     auto throwScope = DECLARE_THROW_SCOPE(vm);
     UNUSED_PARAM(throwScope);
     UNUSED_PARAM(thisValue);
     JSValue decodedThisValue = JSValue::decode(thisValue);
     auto* castedThis = jsDynamicCast<JSWheelEvent*>(decodedThisValue);
     if (UNLIKELY(!castedThis)) {
         return throwGetterTypeError(*state, throwScope, "WheelEvent", "wheelDeltaX");
     }
     auto& impl = castedThis->wrapped();
     JSValue result = jsNumber(impl.wheelDeltaX());
     return JSValue::encode(result);
 }


 EncodedJSValue jsWheelEventWheelDeltaY(ExecState* state, EncodedJSValue thisValue, PropertyName)
 {
     VM& vm = state->vm();
     auto throwScope = DECLARE_THROW_SCOPE(vm);
     UNUSED_PARAM(throwScope);
     UNUSED_PARAM(thisValue);
     JSValue decodedThisValue = JSValue::decode(thisValue);
     auto* castedThis = jsDynamicCast<JSWheelEvent*>(decodedThisValue);
     if (UNLIKELY(!castedThis)) {
         return throwGetterTypeError(*state, throwScope, "WheelEvent", "wheelDeltaY");
     }
     auto& impl = castedThis->wrapped();
     JSValue result = jsNumber(impl.wheelDeltaY());
     return JSValue::encode(result);
 }


 EncodedJSValue jsWheelEventWheelDelta(ExecState* state, EncodedJSValue thisValue, PropertyName)
 {
     VM& vm = state->vm();
     auto throwScope = DECLARE_THROW_SCOPE(vm);
     UNUSED_PARAM(throwScope);
     UNUSED_PARAM(thisValue);
     JSValue decodedThisValue = JSValue::decode(thisValue);
     auto* castedThis = jsDynamicCast<JSWheelEvent*>(decodedThisValue);
     if (UNLIKELY(!castedThis)) {
         return throwGetterTypeError(*state, throwScope, "WheelEvent", "wheelDelta");
     }
     auto& impl = castedThis->wrapped();
     JSValue result = jsNumber(impl.wheelDelta());
     return JSValue::encode(result);
 }


 EncodedJSValue jsWheelEventWebkitDirectionInvertedFromDevice(ExecState* state, EncodedJSValue thisValue, PropertyName)
 {
     VM& vm = state->vm();
     auto throwScope = DECLARE_THROW_SCOPE(vm);
     UNUSED_PARAM(throwScope);
     UNUSED_PARAM(thisValue);
     JSValue decodedThisValue = JSValue::decode(thisValue);
     auto* castedThis = jsDynamicCast<JSWheelEvent*>(decodedThisValue);
     if (UNLIKELY(!castedThis)) {
         return throwGetterTypeError(*state, throwScope, "WheelEvent", "webkitDirectionInvertedFromDevice");
     }
     auto& impl = castedThis->wrapped();
     JSValue result = jsBoolean(impl.webkitDirectionInvertedFromDevice());
     return JSValue::encode(result);
 }


 EncodedJSValue jsWheelEventConstructor(ExecState* state, EncodedJSValue thisValue, PropertyName)
 {
     VM& vm = state->vm();
     auto throwScope = DECLARE_THROW_SCOPE(vm);
     JSWheelEventPrototype* domObject = jsDynamicCast<JSWheelEventPrototype*>(JSValue::decode(thisValue));
     if (UNLIKELY(!domObject))
         return throwVMTypeError(state, throwScope);
     return JSValue::encode(JSWheelEvent::getConstructor(state->vm(), domObject->globalObject()));
 }

 bool setJSWheelEventConstructor(ExecState* state, EncodedJSValue thisValue, EncodedJSValue encodedValue)
 {
     VM& vm = state->vm();
     auto throwScope = DECLARE_THROW_SCOPE(vm);
     JSValue value = JSValue::decode(encodedValue);
     JSWheelEventPrototype* domObject = jsDynamicCast<JSWheelEventPrototype*>(JSValue::decode(thisValue));
     if (UNLIKELY(!domObject)) {
         throwVMTypeError(state, throwScope);
         return false;
     }
     // Shadowing a built-in constructor
     return domObject->putDirect(state->vm(), state->propertyNames().constructor, value);
 }

 JSValue JSWheelEvent::getConstructor(VM& vm, const JSGlobalObject* globalObject)
 {
     return getDOMConstructor<JSWheelEventConstructor>(vm, *jsCast<const JSDOMGlobalObject*>(globalObject));
 }

 EncodedJSValue JSC_HOST_CALL jsWheelEventPrototypeFunctionInitWebKitWheelEvent(ExecState* state)
 {
     VM& vm = state->vm();
     auto throwScope = DECLARE_THROW_SCOPE(vm);
     UNUSED_PARAM(throwScope);
     JSValue thisValue = state->thisValue();
     auto castedThis = jsDynamicCast<JSWheelEvent*>(thisValue);
     if (UNLIKELY(!castedThis))
         return throwThisTypeError(*state, throwScope, "WheelEvent", "initWebKitWheelEvent");
     ASSERT_GC_OBJECT_INHERITS(castedThis, JSWheelEvent::info());
     auto& impl = castedThis->wrapped();
     auto wheelDeltaX = convert<int32_t>(*state, state->argument(0), NormalConversion);
     RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
     auto wheelDeltaY = convert<int32_t>(*state, state->argument(1), NormalConversion);
     RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
     DOMWindow* view = nullptr;
     if (!state->argument(2).isUndefinedOrNull()) {
         view = JSDOMWindow::toWrapped(*state, state->uncheckedArgument(2));
         RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
         if (UNLIKELY(!view))
             return throwArgumentTypeError(*state, throwScope, 2, "view", "WheelEvent", "initWebKitWheelEvent", "DOMWindow");
     }
     auto screenX = convert<int32_t>(*state, state->argument(3), NormalConversion);
     RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
     auto screenY = convert<int32_t>(*state, state->argument(4), NormalConversion);
     RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
     auto clientX = convert<int32_t>(*state, state->argument(5), NormalConversion);
     RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
     auto clientY = convert<int32_t>(*state, state->argument(6), NormalConversion);
     RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
     auto ctrlKey = state->argument(7).toBoolean(state);
     RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
     auto altKey = state->argument(8).toBoolean(state);
     RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
     auto shiftKey = state->argument(9).toBoolean(state);
     RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
     auto metaKey = state->argument(10).toBoolean(state);
     RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
     impl.initWebKitWheelEvent(WTFMove(wheelDeltaX), WTFMove(wheelDeltaY), WTFMove(view), WTFMove(screenX), WTFMove(screenY), WTFMove(clientX), WTFMove(clientY), WTFMove(ctrlKey), WTFMove(altKey), WTFMove(shiftKey), WTFMove(metaKey));
     return JSValue::encode(jsUndefined());
 }


 }
	/*
	This file is part of the WebKit open source project.
	This file has been generated by generate-bindings.pl. DO NOT MODIFY!

	This library is free software; you can redistribute it and/or
	modify it under the terms of the GNU Library General Public
	License as published by the Free Software Foundation; either
	version 2 of the License, or (at your option) any later version.

	This library is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	Library General Public License for more details.

	You should have received a copy of the GNU Library General Public License
	along with this library; see the file COPYING.LIB. If not, write to
	the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
	Boston, MA 02110-1301, USA.
	*/

	#include "config.h"
	#include "JSWheelEvent.h"

	#include "ExceptionCode.h"
	#include "JSDOMBinding.h"
	#include "JSDOMConstructor.h"
	#include "JSDOMConvert.h"
	#include "JSDOMWindow.h"
	#include "JSDictionary.h"
	#include <runtime/Error.h>
	#include <wtf/GetPtr.h>

	using namespace JSC;

	namespace WebCore {

	// Functions

	JSC::EncodedJSValue JSC_HOST_CALL jsWheelEventPrototypeFunctionInitWebKitWheelEvent(JSC::ExecState*);

	// Attributes

	JSC::EncodedJSValue jsWheelEventDeltaX(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
	JSC::EncodedJSValue jsWheelEventDeltaY(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
	JSC::EncodedJSValue jsWheelEventDeltaZ(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
	JSC::EncodedJSValue jsWheelEventDeltaMode(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
	JSC::EncodedJSValue jsWheelEventWheelDeltaX(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
	JSC::EncodedJSValue jsWheelEventWheelDeltaY(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
	JSC::EncodedJSValue jsWheelEventWheelDelta(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
	JSC::EncodedJSValue jsWheelEventWebkitDirectionInvertedFromDevice(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
	JSC::EncodedJSValue jsWheelEventConstructor(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
	bool setJSWheelEventConstructor(JSC::ExecState*, JSC::EncodedJSValue, JSC::EncodedJSValue);

	class JSWheelEventPrototype : public JSC::JSNonFinalObject {
	public:
	typedef JSC::JSNonFinalObject Base;
	static JSWheelEventPrototype* create(JSC::VM& vm, JSC::JSGlobalObject* globalObject, JSC::Structure* structure)
	{
	JSWheelEventPrototype* ptr = new (NotNull, JSC::allocateCell<JSWheelEventPrototype>(vm.heap)) JSWheelEventPrototype(vm, globalObject, structure);
	ptr->finishCreation(vm);
	return ptr;
	}

	DECLARE_INFO;
	static JSC::Structure* createStructure(JSC::VM& vm, JSC::JSGlobalObject* globalObject, JSC::JSValue prototype)
	{
	return JSC::Structure::create(vm, globalObject, prototype, JSC::TypeInfo(JSC::ObjectType, StructureFlags), info());
	}

	private:
	JSWheelEventPrototype(JSC::VM& vm, JSC::JSGlobalObject, JSC::Structure structure)
	: JSC::JSNonFinalObject(vm, structure)
	{
	}

	void finishCreation(JSC::VM&);
	};

	typedef JSDOMConstructor<JSWheelEvent> JSWheelEventConstructor;

	/* Hash table for constructor */

	static const HashTableValue JSWheelEventConstructorTableValues[] =
	{
	{ "DOM_DELTA_PIXEL", DontDelete \| ReadOnly \| ConstantInteger, NoIntrinsic, { (long long)(0x00) } },
	{ "DOM_DELTA_LINE", DontDelete \| ReadOnly \| ConstantInteger, NoIntrinsic, { (long long)(0x01) } },
	{ "DOM_DELTA_PAGE", DontDelete \| ReadOnly \| ConstantInteger, NoIntrinsic, { (long long)(0x02) } },
	};

	static_assert(WheelEvent::DOM_DELTA_PIXEL == 0x00, "DOM_DELTA_PIXEL in WheelEvent does not match value from IDL");
	static_assert(WheelEvent::DOM_DELTA_LINE == 0x01, "DOM_DELTA_LINE in WheelEvent does not match value from IDL");
	static_assert(WheelEvent::DOM_DELTA_PAGE == 0x02, "DOM_DELTA_PAGE in WheelEvent does not match value from IDL");

	template<> EncodedJSValue JSC_HOST_CALL JSWheelEventConstructor::construct(ExecState* state)
	{
	VM& vm = state->vm();
	auto throwScope = DECLARE_THROW_SCOPE(vm);
	auto* jsConstructor = jsCast<JSWheelEventConstructor*>(state->callee());
	ASSERT(jsConstructor);

	if (!jsConstructor->scriptExecutionContext())
	return throwConstructorScriptExecutionContextUnavailableError(*state, throwScope, "WheelEvent");

	if (UNLIKELY(state->argumentCount() < 1))
	return throwVMError(state, throwScope, createNotEnoughArgumentsError(state));

	AtomicString eventType = state->uncheckedArgument(0).toString(state)->toAtomicString(state);
	RETURN_IF_EXCEPTION(throwScope, encodedJSValue());

	WheelEventInit eventInit;

	JSValue initializerValue = state->argument(1);
	if (!initializerValue.isUndefinedOrNull()) {
	// Given the above test, this will always yield an object.
	JSObject* initializerObject = initializerValue.toObject(state);
	ASSERT(!throwScope.exception());

	// Create the dictionary wrapper from the initializer object.
	JSDictionary dictionary(state, initializerObject);

	// Attempt to fill in the EventInit.
	if (!fillWheelEventInit(eventInit, dictionary))
	return JSValue::encode(jsUndefined());
	}

	Ref<WheelEvent> event = WheelEvent::createForBindings(eventType, eventInit);
	return JSValue::encode(createWrapper<WheelEvent>(jsConstructor->globalObject(), WTFMove(event)));
	}

	bool fillWheelEventInit(WheelEventInit& eventInit, JSDictionary& dictionary)
	{
	if (!fillMouseEventInit(eventInit, dictionary))
	return false;

	if (!dictionary.tryGetProperty("deltaX", eventInit.deltaX))
	return false;
	if (!dictionary.tryGetProperty("deltaY", eventInit.deltaY))
	return false;
	if (!dictionary.tryGetProperty("deltaZ", eventInit.deltaZ))
	return false;
	if (!dictionary.tryGetProperty("deltaMode", eventInit.deltaMode))
	return false;
	if (!dictionary.tryGetProperty("wheelDeltaX", eventInit.wheelDeltaX))
	return false;
	if (!dictionary.tryGetProperty("wheelDeltaY", eventInit.wheelDeltaY))
	return false;
	return true;
	}

	template<> JSValue JSWheelEventConstructor::prototypeForStructure(JSC::VM& vm, const JSDOMGlobalObject& globalObject)
	{
	return JSMouseEvent::getConstructor(vm, &globalObject);
	}

	template<> void JSWheelEventConstructor::initializeProperties(VM& vm, JSDOMGlobalObject& globalObject)
	{
	putDirect(vm, vm.propertyNames->prototype, JSWheelEvent::prototype(vm, &globalObject), DontDelete \| ReadOnly \| DontEnum);
	putDirect(vm, vm.propertyNames->name, jsNontrivialString(&vm, String(ASCIILiteral("WheelEvent"))), ReadOnly \| DontEnum);
	putDirect(vm, vm.propertyNames->length, jsNumber(1), ReadOnly \| DontEnum);
	reifyStaticProperties(vm, JSWheelEventConstructorTableValues, *this);
	}

	template<> ConstructType JSWheelEventConstructor::getConstructData(JSCell* cell, ConstructData& constructData)
	{
	#if ENABLE(DOM4_EVENTS_CONSTRUCTOR)
	UNUSED_PARAM(cell);
	constructData.native.function = construct;
	return ConstructType::Host;
	#else
	return Base::getConstructData(cell, constructData);
	#endif
	}

	template<> const ClassInfo JSWheelEventConstructor::s_info = { "WheelEvent", &Base::s_info, 0, CREATE_METHOD_TABLE(JSWheelEventConstructor) };

	/* Hash table for prototype */

	static const HashTableValue JSWheelEventPrototypeTableValues[] =
	{
	{ "constructor", DontEnum, NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsWheelEventConstructor), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(setJSWheelEventConstructor) } },
	{ "deltaX", ReadOnly \| CustomAccessor, NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsWheelEventDeltaX), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
	{ "deltaY", ReadOnly \| CustomAccessor, NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsWheelEventDeltaY), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
	{ "deltaZ", ReadOnly \| CustomAccessor, NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsWheelEventDeltaZ), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
	{ "deltaMode", ReadOnly \| CustomAccessor, NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsWheelEventDeltaMode), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
	{ "wheelDeltaX", ReadOnly \| CustomAccessor, NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsWheelEventWheelDeltaX), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
	{ "wheelDeltaY", ReadOnly \| CustomAccessor, NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsWheelEventWheelDeltaY), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
	{ "wheelDelta", ReadOnly \| CustomAccessor, NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsWheelEventWheelDelta), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
	{ "webkitDirectionInvertedFromDevice", ReadOnly \| CustomAccessor, NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsWheelEventWebkitDirectionInvertedFromDevice), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
	{ "initWebKitWheelEvent", JSC::Function, NoIntrinsic, { (intptr_t)static_cast<NativeFunction>(jsWheelEventPrototypeFunctionInitWebKitWheelEvent), (intptr_t) (0) } },
	{ "DOM_DELTA_PIXEL", DontDelete \| ReadOnly \| ConstantInteger, NoIntrinsic, { (long long)(0x00) } },
	{ "DOM_DELTA_LINE", DontDelete \| ReadOnly \| ConstantInteger, NoIntrinsic, { (long long)(0x01) } },
	{ "DOM_DELTA_PAGE", DontDelete \| ReadOnly \| ConstantInteger, NoIntrinsic, { (long long)(0x02) } },
	};

	const ClassInfo JSWheelEventPrototype::s_info = { "WheelEventPrototype", &Base::s_info, 0, CREATE_METHOD_TABLE(JSWheelEventPrototype) };

	void JSWheelEventPrototype::finishCreation(VM& vm)
	{
	Base::finishCreation(vm);
	reifyStaticProperties(vm, JSWheelEventPrototypeTableValues, *this);
	}

	const ClassInfo JSWheelEvent::s_info = { "WheelEvent", &Base::s_info, 0, CREATE_METHOD_TABLE(JSWheelEvent) };

	JSWheelEvent::JSWheelEvent(Structure* structure, JSDOMGlobalObject& globalObject, Ref<WheelEvent>&& impl)
	: JSMouseEvent(structure, globalObject, WTFMove(impl))
	{
	}

	JSObject* JSWheelEvent::createPrototype(VM& vm, JSGlobalObject* globalObject)
	{
	return JSWheelEventPrototype::create(vm, globalObject, JSWheelEventPrototype::createStructure(vm, globalObject, JSMouseEvent::prototype(vm, globalObject)));
	}

	JSObject* JSWheelEvent::prototype(VM& vm, JSGlobalObject* globalObject)
	{
	return getDOMPrototype<JSWheelEvent>(vm, globalObject);
	}

	EncodedJSValue jsWheelEventDeltaX(ExecState* state, EncodedJSValue thisValue, PropertyName)
	{
	VM& vm = state->vm();
	auto throwScope = DECLARE_THROW_SCOPE(vm);
	UNUSED_PARAM(throwScope);
	UNUSED_PARAM(thisValue);
	JSValue decodedThisValue = JSValue::decode(thisValue);
	auto* castedThis = jsDynamicCast<JSWheelEvent*>(decodedThisValue);
	if (UNLIKELY(!castedThis)) {
	return throwGetterTypeError(*state, throwScope, "WheelEvent", "deltaX");
	}
	auto& impl = castedThis->wrapped();
	JSValue result = jsNumber(impl.deltaX());
	return JSValue::encode(result);
	}


	EncodedJSValue jsWheelEventDeltaY(ExecState* state, EncodedJSValue thisValue, PropertyName)
	{
	VM& vm = state->vm();
	auto throwScope = DECLARE_THROW_SCOPE(vm);
	UNUSED_PARAM(throwScope);
	UNUSED_PARAM(thisValue);
	JSValue decodedThisValue = JSValue::decode(thisValue);
	auto* castedThis = jsDynamicCast<JSWheelEvent*>(decodedThisValue);
	if (UNLIKELY(!castedThis)) {
	return throwGetterTypeError(*state, throwScope, "WheelEvent", "deltaY");
	}
	auto& impl = castedThis->wrapped();
	JSValue result = jsNumber(impl.deltaY());
	return JSValue::encode(result);
	}


	EncodedJSValue jsWheelEventDeltaZ(ExecState* state, EncodedJSValue thisValue, PropertyName)
	{
	VM& vm = state->vm();
	auto throwScope = DECLARE_THROW_SCOPE(vm);
	UNUSED_PARAM(throwScope);
	UNUSED_PARAM(thisValue);
	JSValue decodedThisValue = JSValue::decode(thisValue);
	auto* castedThis = jsDynamicCast<JSWheelEvent*>(decodedThisValue);
	if (UNLIKELY(!castedThis)) {
	return throwGetterTypeError(*state, throwScope, "WheelEvent", "deltaZ");
	}
	auto& impl = castedThis->wrapped();
	JSValue result = jsNumber(impl.deltaZ());
	return JSValue::encode(result);
	}


	EncodedJSValue jsWheelEventDeltaMode(ExecState* state, EncodedJSValue thisValue, PropertyName)
	{
	VM& vm = state->vm();
	auto throwScope = DECLARE_THROW_SCOPE(vm);
	UNUSED_PARAM(throwScope);
	UNUSED_PARAM(thisValue);
	JSValue decodedThisValue = JSValue::decode(thisValue);
	auto* castedThis = jsDynamicCast<JSWheelEvent*>(decodedThisValue);
	if (UNLIKELY(!castedThis)) {
	return throwGetterTypeError(*state, throwScope, "WheelEvent", "deltaMode");
	}
	auto& impl = castedThis->wrapped();
	JSValue result = jsNumber(impl.deltaMode());
	return JSValue::encode(result);
	}


	EncodedJSValue jsWheelEventWheelDeltaX(ExecState* state, EncodedJSValue thisValue, PropertyName)
	{
	VM& vm = state->vm();
	auto throwScope = DECLARE_THROW_SCOPE(vm);
	UNUSED_PARAM(throwScope);
	UNUSED_PARAM(thisValue);
	JSValue decodedThisValue = JSValue::decode(thisValue);
	auto* castedThis = jsDynamicCast<JSWheelEvent*>(decodedThisValue);
	if (UNLIKELY(!castedThis)) {
	return throwGetterTypeError(*state, throwScope, "WheelEvent", "wheelDeltaX");
	}
	auto& impl = castedThis->wrapped();
	JSValue result = jsNumber(impl.wheelDeltaX());
	return JSValue::encode(result);
	}


	EncodedJSValue jsWheelEventWheelDeltaY(ExecState* state, EncodedJSValue thisValue, PropertyName)
	{
	VM& vm = state->vm();
	auto throwScope = DECLARE_THROW_SCOPE(vm);
	UNUSED_PARAM(throwScope);
	UNUSED_PARAM(thisValue);
	JSValue decodedThisValue = JSValue::decode(thisValue);
	auto* castedThis = jsDynamicCast<JSWheelEvent*>(decodedThisValue);
	if (UNLIKELY(!castedThis)) {
	return throwGetterTypeError(*state, throwScope, "WheelEvent", "wheelDeltaY");
	}
	auto& impl = castedThis->wrapped();
	JSValue result = jsNumber(impl.wheelDeltaY());
	return JSValue::encode(result);
	}


	EncodedJSValue jsWheelEventWheelDelta(ExecState* state, EncodedJSValue thisValue, PropertyName)
	{
	VM& vm = state->vm();
	auto throwScope = DECLARE_THROW_SCOPE(vm);
	UNUSED_PARAM(throwScope);
	UNUSED_PARAM(thisValue);
	JSValue decodedThisValue = JSValue::decode(thisValue);
	auto* castedThis = jsDynamicCast<JSWheelEvent*>(decodedThisValue);
	if (UNLIKELY(!castedThis)) {
	return throwGetterTypeError(*state, throwScope, "WheelEvent", "wheelDelta");
	}
	auto& impl = castedThis->wrapped();
	JSValue result = jsNumber(impl.wheelDelta());
	return JSValue::encode(result);
	}


	EncodedJSValue jsWheelEventWebkitDirectionInvertedFromDevice(ExecState* state, EncodedJSValue thisValue, PropertyName)
	{
	VM& vm = state->vm();
	auto throwScope = DECLARE_THROW_SCOPE(vm);
	UNUSED_PARAM(throwScope);
	UNUSED_PARAM(thisValue);
	JSValue decodedThisValue = JSValue::decode(thisValue);
	auto* castedThis = jsDynamicCast<JSWheelEvent*>(decodedThisValue);
	if (UNLIKELY(!castedThis)) {
	return throwGetterTypeError(*state, throwScope, "WheelEvent", "webkitDirectionInvertedFromDevice");
	}
	auto& impl = castedThis->wrapped();
	JSValue result = jsBoolean(impl.webkitDirectionInvertedFromDevice());
	return JSValue::encode(result);
	}


	EncodedJSValue jsWheelEventConstructor(ExecState* state, EncodedJSValue thisValue, PropertyName)
	{
	VM& vm = state->vm();
	auto throwScope = DECLARE_THROW_SCOPE(vm);
	JSWheelEventPrototype* domObject = jsDynamicCast<JSWheelEventPrototype*>(JSValue::decode(thisValue));
	if (UNLIKELY(!domObject))
	return throwVMTypeError(state, throwScope);
	return JSValue::encode(JSWheelEvent::getConstructor(state->vm(), domObject->globalObject()));
	}

	bool setJSWheelEventConstructor(ExecState* state, EncodedJSValue thisValue, EncodedJSValue encodedValue)
	{
	VM& vm = state->vm();
	auto throwScope = DECLARE_THROW_SCOPE(vm);
	JSValue value = JSValue::decode(encodedValue);
	JSWheelEventPrototype* domObject = jsDynamicCast<JSWheelEventPrototype*>(JSValue::decode(thisValue));
	if (UNLIKELY(!domObject)) {
	throwVMTypeError(state, throwScope);
	return false;
	}
	// Shadowing a built-in constructor
	return domObject->putDirect(state->vm(), state->propertyNames().constructor, value);
	}

	JSValue JSWheelEvent::getConstructor(VM& vm, const JSGlobalObject* globalObject)
	{
	return getDOMConstructor<JSWheelEventConstructor>(vm, jsCast<const JSDOMGlobalObject>(globalObject));
	}

	EncodedJSValue JSC_HOST_CALL jsWheelEventPrototypeFunctionInitWebKitWheelEvent(ExecState* state)
	{
	VM& vm = state->vm();
	auto throwScope = DECLARE_THROW_SCOPE(vm);
	UNUSED_PARAM(throwScope);
	JSValue thisValue = state->thisValue();
	auto castedThis = jsDynamicCast<JSWheelEvent*>(thisValue);
	if (UNLIKELY(!castedThis))
	return throwThisTypeError(*state, throwScope, "WheelEvent", "initWebKitWheelEvent");
	ASSERT_GC_OBJECT_INHERITS(castedThis, JSWheelEvent::info());
	auto& impl = castedThis->wrapped();
	auto wheelDeltaX = convert<int32_t>(*state, state->argument(0), NormalConversion);
	RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
	auto wheelDeltaY = convert<int32_t>(*state, state->argument(1), NormalConversion);
	RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
	DOMWindow* view = nullptr;
	if (!state->argument(2).isUndefinedOrNull()) {
	view = JSDOMWindow::toWrapped(*state, state->uncheckedArgument(2));
	RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
	if (UNLIKELY(!view))
	return throwArgumentTypeError(*state, throwScope, 2, "view", "WheelEvent", "initWebKitWheelEvent", "DOMWindow");
	}
	auto screenX = convert<int32_t>(*state, state->argument(3), NormalConversion);
	RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
	auto screenY = convert<int32_t>(*state, state->argument(4), NormalConversion);
	RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
	auto clientX = convert<int32_t>(*state, state->argument(5), NormalConversion);
	RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
	auto clientY = convert<int32_t>(*state, state->argument(6), NormalConversion);
	RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
	auto ctrlKey = state->argument(7).toBoolean(state);
	RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
	auto altKey = state->argument(8).toBoolean(state);
	RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
	auto shiftKey = state->argument(9).toBoolean(state);
	RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
	auto metaKey = state->argument(10).toBoolean(state);
	RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
	impl.initWebKitWheelEvent(WTFMove(wheelDeltaX), WTFMove(wheelDeltaY), WTFMove(view), WTFMove(screenX), WTFMove(screenY), WTFMove(clientX), WTFMove(clientY), WTFMove(ctrlKey), WTFMove(altKey), WTFMove(shiftKey), WTFMove(metaKey));
	return JSValue::encode(jsUndefined());
	}


	}