JavaScriptGlue/UserObjectImp.h

   1 /*
   2  * Copyright (C) 2005, 2008, 2009 Apple Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  *
   8  * 1.  Redistributions of source code must retain the above copyright
   9  *     notice, this list of conditions and the following disclaimer.
  10  * 2.  Redistributions in binary form must reproduce the above copyright
  11  *     notice, this list of conditions and the following disclaimer in the
  12  *     documentation and/or other materials provided with the distribution.
  13  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
  14  *     its contributors may be used to endorse or promote products derived
  15  *     from this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
  18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
  21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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  24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #ifndef UserObjectImp_h
  30 #define UserObjectImp_h
  31
  32 #include "JSUtils.h"
  33 #include "JSBase.h"
  34 #include "JSObject.h"
  35 #include <JavaScriptCore/JSType.h>
  36
  37 class UserObjectImp : public JSObject {
  38 public:
  39     UserObjectImp(PassRefPtr<Structure>, JSUserObject*);
  40     virtual ~UserObjectImp();
  41
  42     virtual const ClassInfo *classInfo() const;
  43     static const ClassInfo info;
  44
  45     virtual CallType getCallData(CallData&);
  46
  47     virtual void getOwnPropertyNames(ExecState*, PropertyNameArray&);
  48
  49     virtual JSValue callAsFunction(ExecState *exec, JSObject *thisObj, const ArgList &args);
  50     virtual bool getOwnPropertySlot(ExecState *, const Identifier&, PropertySlot&);
  51     virtual void put(ExecState *exec, const Identifier &propertyName, JSValue value, PutPropertySlot&);
  52
  53     JSValue toPrimitive(ExecState*, JSType preferredType = UnspecifiedType) const;
  54     virtual bool toBoolean(ExecState *exec) const;
  55     virtual double toNumber(ExecState *exec) const;
  56     virtual UString toString(ExecState *exec) const;
  57
  58     virtual void markChildren(MarkStack&);
  59
  60     JSUserObject *GetJSUserObject() const;
  61
  62     static PassRefPtr<Structure> createStructure(JSValue prototype)
  63     {
  64         return Structure::create(prototype, TypeInfo(ObjectType, OverridesGetOwnPropertySlot | OverridesMarkChildren | OverridesGetPropertyNames));
  65     }
  66
  67 private:
  68     static JSValue userObjectGetter(ExecState*, const Identifier& propertyName, const PropertySlot&);
  69
  70     JSUserObject* fJSUserObject;
  71 };
  72
  73 #endif