1/* 2 * Copyright (C) 2000 Harri Porten (porten@kde.org) 3 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reseved. 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Lesser 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 * Lesser General Public License for more details. 14 * 15 * You should have received a copy of the GNU Lesser General Public 16 * License along with this library; if not, write to the Free Software 17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 18 */ 19 20#ifndef ScheduledAction_h 21#define ScheduledAction_h 22 23#include "JSDOMBinding.h" 24#include <heap/Strong.h> 25#include <heap/StrongInlines.h> 26#include <memory> 27#include <runtime/JSCell.h> 28#include <wtf/Vector.h> 29#include <wtf/text/WTFString.h> 30 31namespace JSC { 32 class JSGlobalObject; 33} 34 35namespace WebCore { 36 37 class Document; 38 class ContentSecurityPolicy; 39 class ScriptExecutionContext; 40 class WorkerGlobalScope; 41 42 /* An action (either function or string) to be executed after a specified 43 * time interval, either once or repeatedly. Used for window.setTimeout() 44 * and window.setInterval() 45 */ 46 class ScheduledAction { 47 WTF_MAKE_NONCOPYABLE(ScheduledAction); WTF_MAKE_FAST_ALLOCATED; 48 public: 49 static std::unique_ptr<ScheduledAction> create(JSC::ExecState*, DOMWrapperWorld& isolatedWorld, ContentSecurityPolicy*); 50 51 void execute(ScriptExecutionContext*); 52 53 private: 54 ScheduledAction(JSC::ExecState*, JSC::JSValue function, DOMWrapperWorld& isolatedWorld); 55 ScheduledAction(const String& code, DOMWrapperWorld& isolatedWorld) 56 : m_function(isolatedWorld.vm()) 57 , m_code(code) 58 , m_isolatedWorld(&isolatedWorld) 59 { 60 } 61 62 void executeFunctionInContext(JSC::JSGlobalObject*, JSC::JSValue thisValue, ScriptExecutionContext*); 63 void execute(Document*); 64 void execute(WorkerGlobalScope*); 65 66 JSC::Strong<JSC::Unknown> m_function; 67 Vector<JSC::Strong<JSC::Unknown>> m_args; 68 String m_code; 69 RefPtr<DOMWrapperWorld> m_isolatedWorld; 70 }; 71 72} // namespace WebCore 73 74#endif // ScheduledAction_h 75