/*

 * Copyright (C) 2008, 2009 Apple Inc. All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 *

 * 1.  Redistributions of source code must retain the above copyright

 *     notice, this list of conditions and the following disclaimer.

 * 2.  Redistributions in binary form must reproduce the above copyright

 *     notice, this list of conditions and the following disclaimer in the

 *     documentation and/or other materials provided with the distribution.

 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

 *     its contributors may be used to endorse or promote products derived

 *     from this software without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY

 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY

 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

#include "config.h"

#include "JSDOMWindowShell.h"

#include "Frame.h"

#include "JSDOMWindow.h"

#include "DOMWindow.h"

#include "ScriptController.h"

#include <runtime/JSObject.h>

using namespace JSC;

namespace WebCore {

ASSERT_CLASS_FITS_IN_CELL(JSDOMWindowShell);

const ClassInfo JSDOMWindowShell::s_info = { "JSDOMWindowShell", 0, 0, 0 };

JSDOMWindowShell::JSDOMWindowShell(PassRefPtr<DOMWindow> window, DOMWrapperWorld* world)

    : Base(JSDOMWindowShell::createStructure(jsNull()))

    , m_window(0)

    , m_world(world)

{

    setWindow(window);

}

JSDOMWindowShell::~JSDOMWindowShell()

{

}

void JSDOMWindowShell::setWindow(PassRefPtr<DOMWindow> domWindow)

{

    // Explicitly protect the global object's prototype so it isn't collected

    // when we allocate the global object. (Once the global object is fully

    // constructed, it can mark its own prototype.)

    RefPtr<Structure> prototypeStructure = JSDOMWindowPrototype::createStructure(jsNull());

    ProtectedPtr<JSDOMWindowPrototype> prototype = new JSDOMWindowPrototype(0, prototypeStructure.release());

    RefPtr<Structure> structure = JSDOMWindow::createStructure(prototype);

    JSDOMWindow* jsDOMWindow = new (JSDOMWindow::commonJSGlobalData()) JSDOMWindow(structure.release(), domWindow, this);

    prototype->putAnonymousValue(0, jsDOMWindow);

    setWindow(jsDOMWindow);

}

// ----

// JSObject methods

// ----

void JSDOMWindowShell::markChildren(MarkStack& markStack)

{

    Base::markChildren(markStack);

    if (m_window)

        markStack.append(m_window);

}

UString JSDOMWindowShell::className() const

{

    return m_window->className();

}

bool JSDOMWindowShell::getOwnPropertySlot(ExecState* exec, const Identifier& propertyName, PropertySlot& slot)

{

    return m_window->getOwnPropertySlot(exec, propertyName, slot);

}

bool JSDOMWindowShell::getOwnPropertyDescriptor(ExecState* exec, const Identifier& propertyName, PropertyDescriptor& descriptor)

{

    return m_window->getOwnPropertyDescriptor(exec, propertyName, descriptor);

}

void JSDOMWindowShell::put(ExecState* exec, const Identifier& propertyName, JSValue value, PutPropertySlot& slot)

{

    m_window->put(exec, propertyName, value, slot);

}

void JSDOMWindowShell::putWithAttributes(ExecState* exec, const Identifier& propertyName, JSValue value, unsigned attributes)

{

    m_window->putWithAttributes(exec, propertyName, value, attributes);

}

bool JSDOMWindowShell::defineOwnProperty(JSC::ExecState* exec, const JSC::Identifier& propertyName, JSC::PropertyDescriptor& descriptor, bool shouldThrow)

{

    return m_window->defineOwnProperty(exec, propertyName, descriptor, shouldThrow);

}

bool JSDOMWindowShell::deleteProperty(ExecState* exec, const Identifier& propertyName)

{

    return m_window->deleteProperty(exec, propertyName);

}

void JSDOMWindowShell::getPropertyNames(ExecState* exec, PropertyNameArray& propertyNames, EnumerationMode mode)

{

    m_window->getPropertyNames(exec, propertyNames, mode);

}

void JSDOMWindowShell::getOwnPropertyNames(ExecState* exec, PropertyNameArray& propertyNames, EnumerationMode mode)

{

    m_window->getOwnPropertyNames(exec, propertyNames, mode);

}

void JSDOMWindowShell::defineGetter(ExecState* exec, const Identifier& propertyName, JSObject* getterFunction, unsigned attributes)

{

    m_window->defineGetter(exec, propertyName, getterFunction, attributes);

}

void JSDOMWindowShell::defineSetter(ExecState* exec, const Identifier& propertyName, JSObject* setterFunction, unsigned attributes)

{

    m_window->defineSetter(exec, propertyName, setterFunction, attributes);

}

JSValue JSDOMWindowShell::lookupGetter(ExecState* exec, const Identifier& propertyName)

{

    return m_window->lookupGetter(exec, propertyName);

}

JSValue JSDOMWindowShell::lookupSetter(ExecState* exec, const Identifier& propertyName)

{

    return m_window->lookupSetter(exec, propertyName);

}

JSObject* JSDOMWindowShell::unwrappedObject()

{

    return m_window;

}

// ----

// JSDOMWindow methods

// ----

DOMWindow* JSDOMWindowShell::impl() const

{

    return m_window->impl();

}

void* JSDOMWindowShell::operator new(size_t size)

{

    return JSDOMWindow::commonJSGlobalData()->heap.allocate(size);

}

// ----

// Conversion methods

// ----

JSValue toJS(ExecState* exec, Frame* frame)

{

    if (!frame)

        return jsNull();

    return frame->script()->windowShell(currentWorld(exec));

}

JSDOMWindowShell* toJSDOMWindowShell(Frame* frame, DOMWrapperWorld* isolatedWorld)

{

    if (!frame)

        return 0;

    return frame->script()->windowShell(isolatedWorld);

}

} // namespace WebCore