1 /*
2 * Copyright (C) 2006, 2007, 2008, 2010 Apple Inc. All rights reserved.
3 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
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 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27 #include "config.h"
28 #include "modules/notifications/DOMWindowNotifications.h"
29
30 #if ENABLE(LEGACY_NOTIFICATIONS)
31
32 #include "core/dom/Document.h"
33 #include "core/frame/DOMWindow.h"
34 #include "core/page/Page.h"
35 #include "modules/notifications/NotificationCenter.h"
36 #include "modules/notifications/NotificationController.h"
37
38 namespace WebCore {
39
DOMWindowNotifications(DOMWindow * window)40 DOMWindowNotifications::DOMWindowNotifications(DOMWindow* window)
41 : DOMWindowProperty(window->frame())
42 , m_window(window)
43 {
44 }
45
~DOMWindowNotifications()46 DOMWindowNotifications::~DOMWindowNotifications()
47 {
48 }
49
supplementName()50 const char* DOMWindowNotifications::supplementName()
51 {
52 return "DOMWindowNotifications";
53 }
54
from(DOMWindow * window)55 DOMWindowNotifications* DOMWindowNotifications::from(DOMWindow* window)
56 {
57 DOMWindowNotifications* supplement = static_cast<DOMWindowNotifications*>(Supplement<DOMWindow>::from(window, supplementName()));
58 if (!supplement) {
59 supplement = new DOMWindowNotifications(window);
60 Supplement<DOMWindow>::provideTo(window, supplementName(), adoptPtr(supplement));
61 }
62 return supplement;
63 }
64
webkitNotifications(DOMWindow * window)65 NotificationCenter* DOMWindowNotifications::webkitNotifications(DOMWindow* window)
66 {
67 return DOMWindowNotifications::from(window)->webkitNotifications();
68 }
69
willDestroyGlobalObjectInFrame()70 void DOMWindowNotifications::willDestroyGlobalObjectInFrame()
71 {
72 m_notificationCenter = nullptr;
73 DOMWindowProperty::willDestroyGlobalObjectInFrame();
74 }
75
willDetachGlobalObjectFromFrame()76 void DOMWindowNotifications::willDetachGlobalObjectFromFrame()
77 {
78 m_notificationCenter = nullptr;
79 DOMWindowProperty::willDetachGlobalObjectFromFrame();
80 }
81
webkitNotifications()82 NotificationCenter* DOMWindowNotifications::webkitNotifications()
83 {
84 if (!m_window->isCurrentlyDisplayedInFrame())
85 return 0;
86
87 if (m_notificationCenter)
88 return m_notificationCenter.get();
89
90 Document* document = m_window->document();
91 if (!document)
92 return 0;
93
94 Page* page = document->page();
95 if (!page)
96 return 0;
97
98 NotificationClient* provider = NotificationController::clientFrom(page);
99 if (provider)
100 m_notificationCenter = NotificationCenter::create(document, provider);
101
102 return m_notificationCenter.get();
103 }
104
105 } // namespace WebCore
106
107 #endif // ENABLE(LEGACY_NOTIFICATIONS)
108