1/*
2 * Copyright (C) 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;
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#include "config.h"
30#include "JSDOMWindowShell.h"
31
32#include "Frame.h"
33#include "JSDOMWindow.h"
34#include "DOMWindow.h"
35#include "ScriptController.h"
36#include <runtime/JSObject.h>
37
38using namespace JSC;
39
40namespace WebCore {
41
42ASSERT_CLASS_FITS_IN_CELL(JSDOMWindowShell);
43
44const ClassInfo JSDOMWindowShell::s_info = { "JSDOMWindowShell", &Base::s_info, 0, 0 };
45
46JSDOMWindowShell::JSDOMWindowShell(PassRefPtr<DOMWindow> window, DOMWrapperWorld* world)
47    : Base(*world->globalData(), JSDOMWindowShell::createStructure(*world->globalData(), jsNull()))
48    , m_world(world)
49{
50    ASSERT(inherits(&s_info));
51    setWindow(window);
52}
53
54JSDOMWindowShell::~JSDOMWindowShell()
55{
56}
57
58void JSDOMWindowShell::setWindow(PassRefPtr<DOMWindow> domWindow)
59{
60    // Explicitly protect the global object's prototype so it isn't collected
61    // when we allocate the global object. (Once the global object is fully
62    // constructed, it can mark its own prototype.)
63    Structure* prototypeStructure = JSDOMWindowPrototype::createStructure(*JSDOMWindow::commonJSGlobalData(), jsNull());
64    Strong<JSDOMWindowPrototype> prototype(*JSDOMWindow::commonJSGlobalData(), new JSDOMWindowPrototype(*JSDOMWindow::commonJSGlobalData(), 0, prototypeStructure));
65
66    Structure* structure = JSDOMWindow::createStructure(*JSDOMWindow::commonJSGlobalData(), prototype.get());
67    JSDOMWindow* jsDOMWindow = new (JSDOMWindow::commonJSGlobalData()) JSDOMWindow(*JSDOMWindow::commonJSGlobalData(), structure, domWindow, this);
68    prototype->putAnonymousValue(*JSDOMWindow::commonJSGlobalData(), 0, jsDOMWindow);
69    setWindow(*JSDOMWindow::commonJSGlobalData(), jsDOMWindow);
70}
71
72// ----
73// JSObject methods
74// ----
75
76void JSDOMWindowShell::markChildren(MarkStack& markStack)
77{
78    Base::markChildren(markStack);
79    if (m_window)
80        markStack.append(&m_window);
81}
82
83UString JSDOMWindowShell::className() const
84{
85    return m_window->className();
86}
87
88bool JSDOMWindowShell::getOwnPropertySlot(ExecState* exec, const Identifier& propertyName, PropertySlot& slot)
89{
90    return m_window->getOwnPropertySlot(exec, propertyName, slot);
91}
92
93bool JSDOMWindowShell::getOwnPropertyDescriptor(ExecState* exec, const Identifier& propertyName, PropertyDescriptor& descriptor)
94{
95    return m_window->getOwnPropertyDescriptor(exec, propertyName, descriptor);
96}
97
98void JSDOMWindowShell::put(ExecState* exec, const Identifier& propertyName, JSValue value, PutPropertySlot& slot)
99{
100    m_window->put(exec, propertyName, value, slot);
101}
102
103void JSDOMWindowShell::putWithAttributes(ExecState* exec, const Identifier& propertyName, JSValue value, unsigned attributes)
104{
105    m_window->putWithAttributes(exec, propertyName, value, attributes);
106}
107
108bool JSDOMWindowShell::defineOwnProperty(JSC::ExecState* exec, const JSC::Identifier& propertyName, JSC::PropertyDescriptor& descriptor, bool shouldThrow)
109{
110    return m_window->defineOwnProperty(exec, propertyName, descriptor, shouldThrow);
111}
112
113bool JSDOMWindowShell::deleteProperty(ExecState* exec, const Identifier& propertyName)
114{
115    return m_window->deleteProperty(exec, propertyName);
116}
117
118void JSDOMWindowShell::getPropertyNames(ExecState* exec, PropertyNameArray& propertyNames, EnumerationMode mode)
119{
120    m_window->getPropertyNames(exec, propertyNames, mode);
121}
122
123void JSDOMWindowShell::getOwnPropertyNames(ExecState* exec, PropertyNameArray& propertyNames, EnumerationMode mode)
124{
125    m_window->getOwnPropertyNames(exec, propertyNames, mode);
126}
127
128void JSDOMWindowShell::defineGetter(ExecState* exec, const Identifier& propertyName, JSObject* getterFunction, unsigned attributes)
129{
130    m_window->defineGetter(exec, propertyName, getterFunction, attributes);
131}
132
133void JSDOMWindowShell::defineSetter(ExecState* exec, const Identifier& propertyName, JSObject* setterFunction, unsigned attributes)
134{
135    m_window->defineSetter(exec, propertyName, setterFunction, attributes);
136}
137
138JSValue JSDOMWindowShell::lookupGetter(ExecState* exec, const Identifier& propertyName)
139{
140    return m_window->lookupGetter(exec, propertyName);
141}
142
143JSValue JSDOMWindowShell::lookupSetter(ExecState* exec, const Identifier& propertyName)
144{
145    return m_window->lookupSetter(exec, propertyName);
146}
147
148JSObject* JSDOMWindowShell::unwrappedObject()
149{
150    return m_window.get();
151}
152
153// ----
154// JSDOMWindow methods
155// ----
156
157DOMWindow* JSDOMWindowShell::impl() const
158{
159    return m_window->impl();
160}
161
162void* JSDOMWindowShell::operator new(size_t size)
163{
164    return JSDOMWindow::commonJSGlobalData()->heap.allocate(size);
165}
166
167// ----
168// Conversion methods
169// ----
170
171JSValue toJS(ExecState* exec, Frame* frame)
172{
173    if (!frame)
174        return jsNull();
175    return frame->script()->windowShell(currentWorld(exec));
176}
177
178JSDOMWindowShell* toJSDOMWindowShell(Frame* frame, DOMWrapperWorld* isolatedWorld)
179{
180    if (!frame)
181        return 0;
182    return frame->script()->windowShell(isolatedWorld);
183}
184
185} // namespace WebCore
186