runtime/ObjectConstructor.h

   1 /*
   2  *  Copyright (C) 1999-2000 Harri Porten (porten@kde.org)
   3  *  Copyright (C) 2008 Apple Inc. All rights reserved.
   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
  21 #ifndef ObjectConstructor_h
  22 #define ObjectConstructor_h
  23
  24 #include "InternalFunction.h"
  25
  26 namespace JSC {
  27
  28     class ObjectPrototype;
  29
  30     class ObjectConstructor : public InternalFunction {
  31     public:
  32         typedef InternalFunction Base;
  33
  34         static ObjectConstructor* create(ExecState* exec, JSGlobalObject* globalObject, Structure* structure, ObjectPrototype* objectPrototype)
  35         {
  36             ObjectConstructor* constructor = new (NotNull, allocateCell<ObjectConstructor>(*exec->heap())) ObjectConstructor(globalObject, structure);
  37             constructor->finishCreation(exec, objectPrototype);
  38             return constructor;
  39         }
  40
  41         static bool getOwnPropertySlot(JSCell*, ExecState*, const Identifier&, PropertySlot&);
  42         static bool getOwnPropertyDescriptor(JSObject*, ExecState*, const Identifier&, PropertyDescriptor&);
  43
  44         static const ClassInfo s_info;
  45
  46         static Structure* createStructure(JSGlobalData& globalData, JSGlobalObject* globalObject, JSValue prototype)
  47         {
  48             return Structure::create(globalData, globalObject, prototype, TypeInfo(ObjectType, StructureFlags), &s_info);
  49         }
  50
  51     protected:
  52         void finishCreation(ExecState*, ObjectPrototype*);
  53         static const unsigned StructureFlags = OverridesGetOwnPropertySlot | InternalFunction::StructureFlags;
  54
  55     private:
  56         ObjectConstructor(JSGlobalObject*, Structure*);
  57         static ConstructType getConstructData(JSCell*, ConstructData&);
  58         static CallType getCallData(JSCell*, CallData&);
  59     };
  60
  61 } // namespace JSC
  62
  63 #endif // ObjectConstructor_h