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 blink { 31 32 DOMWindowLifecycleNotifier::DOMWindowLifecycleNotifier(LocalDOMWindow* context) 33 : LifecycleNotifier<LocalDOMWindow>(context) 34 { 35 } 36 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<LocalDOMWindow>::addObserver(observer); 45 } 46 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<LocalDOMWindow>::removeObserver(observer); 55 } 56 57 PassOwnPtr<DOMWindowLifecycleNotifier> DOMWindowLifecycleNotifier::create(LocalDOMWindow* context) 58 { 59 return adoptPtr(new DOMWindowLifecycleNotifier(context)); 60 } 61 62 void DOMWindowLifecycleNotifier::notifyAddEventListener(LocalDOMWindow* 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 69 void DOMWindowLifecycleNotifier::notifyRemoveEventListener(LocalDOMWindow* 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 76 void DOMWindowLifecycleNotifier::notifyRemoveAllEventListeners(LocalDOMWindow* 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 blink 84
