1 /*
2 * Copyright (C) 2013 Google 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 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26
27 #include "config.h"
28 #include "core/frame/DOMWindowLifecycleNotifier.h"
29
30 namespace WebCore {
31
DOMWindowLifecycleNotifier(DOMWindow * context)32 DOMWindowLifecycleNotifier::DOMWindowLifecycleNotifier(DOMWindow* context)
33 : LifecycleNotifier<DOMWindow>(context)
34 {
35 }
36
addObserver(DOMWindowLifecycleNotifier::Observer * observer)37 void DOMWindowLifecycleNotifier::addObserver(DOMWindowLifecycleNotifier::Observer* observer)
38 {
39 if (observer->observerType() == Observer::DOMWindowLifecycleObserverType) {
40 RELEASE_ASSERT(m_iterating != IteratingOverDOMWindowObservers);
41 m_windowObservers.add(static_cast<DOMWindowLifecycleObserver*>(observer));
42 }
43
44 LifecycleNotifier<DOMWindow>::addObserver(observer);
45 }
46
removeObserver(DOMWindowLifecycleNotifier::Observer * observer)47 void DOMWindowLifecycleNotifier::removeObserver(DOMWindowLifecycleNotifier::Observer* observer)
48 {
49 if (observer->observerType() == Observer::DOMWindowLifecycleObserverType) {
50 RELEASE_ASSERT(m_iterating != IteratingOverDOMWindowObservers);
51 m_windowObservers.remove(static_cast<DOMWindowLifecycleObserver*>(observer));
52 }
53
54 LifecycleNotifier<DOMWindow>::removeObserver(observer);
55 }
56
create(DOMWindow * context)57 PassOwnPtr<DOMWindowLifecycleNotifier> DOMWindowLifecycleNotifier::create(DOMWindow* context)
58 {
59 return adoptPtr(new DOMWindowLifecycleNotifier(context));
60 }
61
notifyAddEventListener(DOMWindow * window,const AtomicString & eventType)62 void DOMWindowLifecycleNotifier::notifyAddEventListener(DOMWindow* window, const AtomicString& eventType)
63 {
64 TemporaryChange<IterationType> scope(this->m_iterating, IteratingOverDOMWindowObservers);
65 for (DOMWindowObserverSet::iterator it = m_windowObservers.begin(); it != m_windowObservers.end(); ++it)
66 (*it)->didAddEventListener(window, eventType);
67 }
68
notifyRemoveEventListener(DOMWindow * window,const AtomicString & eventType)69 void DOMWindowLifecycleNotifier::notifyRemoveEventListener(DOMWindow* window, const AtomicString& eventType)
70 {
71 TemporaryChange<IterationType> scope(this->m_iterating, IteratingOverDOMWindowObservers);
72 for (DOMWindowObserverSet::iterator it = m_windowObservers.begin(); it != m_windowObservers.end(); ++it)
73 (*it)->didRemoveEventListener(window, eventType);
74 }
75
notifyRemoveAllEventListeners(DOMWindow * window)76 void DOMWindowLifecycleNotifier::notifyRemoveAllEventListeners(DOMWindow* window)
77 {
78 TemporaryChange<IterationType> scope(this->m_iterating, IteratingOverDOMWindowObservers);
79 for (DOMWindowObserverSet::iterator it = m_windowObservers.begin(); it != m_windowObservers.end(); ++it)
80 (*it)->didRemoveAllEventListeners(window);
81 }
82
83 } // namespace WebCore
84