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      1 /*
      2  * Copyright (C) 2008 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;
     23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
     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 JSDOMWindowShell_h
     30 #define JSDOMWindowShell_h
     31 
     32 #include "JSDOMWindow.h"
     33 #include "JSDOMBinding.h"
     34 
     35 namespace WebCore {
     36 
     37     class DOMWindow;
     38     class Frame;
     39 
     40     class JSDOMWindowShell : public DOMObject {
     41         typedef DOMObject Base;
     42     public:
     43         JSDOMWindowShell(PassRefPtr<DOMWindow>, DOMWrapperWorld* world);
     44         virtual ~JSDOMWindowShell();
     45 
     46         JSDOMWindow* window() const { return m_window; }
     47         void setWindow(JSDOMWindow* window)
     48         {
     49             ASSERT_ARG(window, window);
     50             m_window = window;
     51             setPrototype(window->prototype());
     52         }
     53         void setWindow(PassRefPtr<DOMWindow>);
     54 
     55         static const JSC::ClassInfo s_info;
     56 
     57         DOMWindow* impl() const;
     58 
     59         void* operator new(size_t);
     60 
     61         static PassRefPtr<JSC::Structure> createStructure(JSC::JSValue prototype)
     62         {
     63             return JSC::Structure::create(prototype, JSC::TypeInfo(JSC::ObjectType, StructureFlags), AnonymousSlotCount);
     64         }
     65 
     66         DOMWrapperWorld* world() { return m_world.get(); }
     67 
     68     private:
     69         static const unsigned StructureFlags = JSC::OverridesGetOwnPropertySlot | JSC::OverridesMarkChildren | JSC::OverridesGetPropertyNames | DOMObject::StructureFlags;
     70 
     71         virtual void markChildren(JSC::MarkStack&);
     72         virtual JSC::UString className() const;
     73         virtual bool getOwnPropertySlot(JSC::ExecState*, const JSC::Identifier& propertyName, JSC::PropertySlot&);
     74         virtual bool getOwnPropertyDescriptor(JSC::ExecState*, const JSC::Identifier& propertyName, JSC::PropertyDescriptor&);
     75         virtual void put(JSC::ExecState*, const JSC::Identifier& propertyName, JSC::JSValue, JSC::PutPropertySlot&);
     76         virtual void putWithAttributes(JSC::ExecState*, const JSC::Identifier& propertyName, JSC::JSValue, unsigned attributes);
     77         virtual bool deleteProperty(JSC::ExecState*, const JSC::Identifier& propertyName);
     78         virtual void getPropertyNames(JSC::ExecState*, JSC::PropertyNameArray&, JSC::EnumerationMode mode = JSC::ExcludeDontEnumProperties);
     79         virtual void getOwnPropertyNames(JSC::ExecState*, JSC::PropertyNameArray&, JSC::EnumerationMode mode = JSC::ExcludeDontEnumProperties);
     80         virtual void defineGetter(JSC::ExecState*, const JSC::Identifier& propertyName, JSC::JSObject* getterFunction, unsigned attributes);
     81         virtual void defineSetter(JSC::ExecState*, const JSC::Identifier& propertyName, JSC::JSObject* setterFunction, unsigned attributes);
     82         virtual bool defineOwnProperty(JSC::ExecState*, const JSC::Identifier& propertyName, JSC::PropertyDescriptor&, bool shouldThrow);
     83         virtual JSC::JSValue lookupGetter(JSC::ExecState*, const JSC::Identifier& propertyName);
     84         virtual JSC::JSValue lookupSetter(JSC::ExecState*, const JSC::Identifier& propertyName);
     85         virtual JSC::JSObject* unwrappedObject();
     86         virtual const JSC::ClassInfo* classInfo() const { return &s_info; }
     87 
     88         JSDOMWindow* m_window;
     89         RefPtr<DOMWrapperWorld> m_world;
     90     };
     91 
     92     JSC::JSValue toJS(JSC::ExecState*, Frame*);
     93     JSDOMWindowShell* toJSDOMWindowShell(Frame*, DOMWrapperWorld*);
     94 
     95 } // namespace WebCore
     96 
     97 #endif // JSDOMWindowShell_h
     98