1 | /* |
2 | * Copyright (C) 1999-2001 Harri Porten (porten@kde.org) |
3 | * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. |
4 | * Copyright (C) 2007 Samuel Weinig <sam@webkit.org> |
5 | * |
6 | * This library is free software; you can redistribute it and/or |
7 | * modify it under the terms of the GNU Lesser General Public |
8 | * License as published by the Free Software Foundation; either |
9 | * version 2 of the License, or (at your option) any later version. |
10 | * |
11 | * This library is distributed in the hope that it will be useful, |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
14 | * Lesser General Public License for more details. |
15 | * |
16 | * You should have received a copy of the GNU Lesser General Public |
17 | * License along with this library; if not, write to the Free Software |
18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
19 | */ |
20 | |
21 | #include "config.h" |
22 | #include "DOMWrapperWorld.h" |
23 | |
24 | #include "CommonVM.h" |
25 | #include "JSDOMWindow.h" |
26 | #include "WebCoreJSClientData.h" |
27 | #include "WindowProxy.h" |
28 | #include <wtf/MainThread.h> |
29 | |
30 | |
31 | namespace WebCore { |
32 | using namespace JSC; |
33 | |
34 | DOMWrapperWorld::DOMWrapperWorld(JSC::VM& vm, bool isNormal) |
35 | : m_vm(vm) |
36 | , m_isNormal(isNormal) |
37 | { |
38 | VM::ClientData* clientData = m_vm.clientData; |
39 | ASSERT(clientData); |
40 | static_cast<JSVMClientData*>(clientData)->rememberWorld(*this); |
41 | } |
42 | |
43 | DOMWrapperWorld::~DOMWrapperWorld() |
44 | { |
45 | VM::ClientData* clientData = m_vm.clientData; |
46 | ASSERT(clientData); |
47 | static_cast<JSVMClientData*>(clientData)->forgetWorld(*this); |
48 | |
49 | // These items are created lazily. |
50 | while (!m_jsWindowProxies.isEmpty()) |
51 | (*m_jsWindowProxies.begin())->destroyJSWindowProxy(*this); |
52 | } |
53 | |
54 | void DOMWrapperWorld::clearWrappers() |
55 | { |
56 | m_wrappers.clear(); |
57 | |
58 | // These items are created lazily. |
59 | while (!m_jsWindowProxies.isEmpty()) |
60 | (*m_jsWindowProxies.begin())->destroyJSWindowProxy(*this); |
61 | } |
62 | |
63 | DOMWrapperWorld& normalWorld(JSC::VM& vm) |
64 | { |
65 | VM::ClientData* clientData = vm.clientData; |
66 | ASSERT(clientData); |
67 | return static_cast<JSVMClientData*>(clientData)->normalWorld(); |
68 | } |
69 | |
70 | DOMWrapperWorld& mainThreadNormalWorld() |
71 | { |
72 | ASSERT(isMainThread()); |
73 | static DOMWrapperWorld& cachedNormalWorld = normalWorld(commonVM()); |
74 | return cachedNormalWorld; |
75 | } |
76 | |
77 | } // namespace WebCore |
78 | |