/* 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 "JSAbortAlgorithm.h" #include "JSDOMConvertBase.h" #include "JSDOMExceptionHandling.h" #include "ScriptExecutionContext.h" namespace WebCore { using namespace JSC; JSAbortAlgorithm::JSAbortAlgorithm(VM& vm, JSObject* callback) : AbortAlgorithm(jsCast(callback->globalObject())->scriptExecutionContext()) , m_data(new JSCallbackDataStrong(vm, callback, this)) { } JSAbortAlgorithm::~JSAbortAlgorithm() { ScriptExecutionContext* context = scriptExecutionContext(); // When the context is destroyed, all tasks with a reference to a callback // should be deleted. So if the context is 0, we are on the context thread. if (!context || context->isContextThread()) delete m_data; else context->postTask(new DeleteCallbackDataTask(m_data)); #ifndef NDEBUG m_data = nullptr; #endif } CallbackResult JSAbortAlgorithm::handleEvent(JSValue value) { if (!canInvokeCallback()) return CallbackResultType::UnableToExecute; Ref protectedThis(*this); auto& globalObject = *jsCast(m_data->callback()->globalObject()); auto& vm = globalObject.vm(); JSLockHolder lock(vm); auto& lexicalGlobalObject = globalObject; JSValue thisValue = jsUndefined(); MarkedArgumentBuffer args; args.append(value); ASSERT(!args.hasOverflowed()); NakedPtr returnedException; m_data->invokeCallback(vm, thisValue, args, JSCallbackData::CallbackType::Function, Identifier(), returnedException); if (returnedException) { reportException(&lexicalGlobalObject, returnedException); return CallbackResultType::ExceptionThrown; } return {}; } JSC::JSValue toJS(AbortAlgorithm& impl) { if (!static_cast(impl).callbackData()) return jsNull(); return static_cast(impl).callbackData()->callback(); } } // namespace WebCore