1 /* 2 * Copyright (C) 1999-2001 Harri Porten (porten@kde.org) 3 * Copyright (C) 2001 Peter Kelly (pmk@post.com) 4 * Copyright (C) 2003, 2004, 2005, 2007, 2008 Apple Inc. All rights reserved. 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Library General Public 8 * License as published by the Free Software Foundation; either 9 * version 2 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Library General Public License for more details. 15 * 16 * You should have received a copy of the GNU Library General Public License 17 * along with this library; see the file COPYING.LIB. If not, write to 18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 19 * Boston, MA 02110-1301, USA. 20 * 21 */ 22 23 #ifndef JSAPIValueWrapper_h 24 #define JSAPIValueWrapper_h 25 26 #include "JSCell.h" 27 #include "CallFrame.h" 28 #include "Structure.h" 29 30 namespace JSC { 31 32 class JSAPIValueWrapper : public JSCell { 33 friend JSValue jsAPIValueWrapper(ExecState*, JSValue); 34 public: value()35 JSValue value() const { return m_value.get(); } 36 isAPIValueWrapper()37 virtual bool isAPIValueWrapper() const { return true; } 38 createStructure(JSGlobalData & globalData,JSValue prototype)39 static Structure* createStructure(JSGlobalData& globalData, JSValue prototype) 40 { 41 return Structure::create(globalData, prototype, TypeInfo(CompoundType, OverridesMarkChildren | OverridesGetPropertyNames), AnonymousSlotCount, 0); 42 } 43 44 45 private: JSAPIValueWrapper(ExecState * exec,JSValue value)46 JSAPIValueWrapper(ExecState* exec, JSValue value) 47 : JSCell(exec->globalData(), exec->globalData().apiWrapperStructure.get()) 48 { 49 m_value.set(exec->globalData(), this, value); 50 ASSERT(!value.isCell()); 51 } 52 53 WriteBarrier<Unknown> m_value; 54 }; 55 jsAPIValueWrapper(ExecState * exec,JSValue value)56 inline JSValue jsAPIValueWrapper(ExecState* exec, JSValue value) 57 { 58 return new (exec) JSAPIValueWrapper(exec, value); 59 } 60 61 } // namespace JSC 62 63 #endif // JSAPIValueWrapper_h 64